GE DigitalFlow GS868 Programming Manual
  1. Manuals
  2. Brands
  3. GE Manuals
  4. Measuring Instruments
  5. DigitalFlow GS868
  6. Programming manual
GE DigitalFlow GS868 Programming Manual

GE DigitalFlow GS868 Programming Manual

Panametrics steam ultrasonic mass flowmeter, 2-channel
Hide thumbs Also See for DigitalFlow GS868:
Table of Contents

Quick Links

GE
Sensing & Inspection Technologies
DigitalFlow™ GS868
Panametrics Steam Ultrasonic Mass Flowmeter
Programming Manual (2-Channel)
Table of Contents
loading

Related Manuals for GE DigitalFlow GS868

Summary of Contents for GE DigitalFlow GS868

  • Page 1 Sensing & Inspection Technologies DigitalFlow™ GS868 Panametrics Steam Ultrasonic Mass Flowmeter Programming Manual (2-Channel)
  • Page 2 Sensing & Inspection Technologies DigitalFlow™ GS868 Panametrics Steam Ultrasonic Mass Flowmeter Programming Manual (2-Channel) 910-190P2D1 March 2008 The DigitalFlow GS868 is a GE Panametrics product. GE Panametrics has joined other GE high-technology businesses under a new name—GE Sensing & Inspection Technologies.
  • Page 3 2. If GE instructs you to send your instrument to a service center, it must be shipped prepaid to the authorized repair station indicated in the shipping instructions.

  • Page 4: Table Of Contents

    March 2008 Table of Contents Chapter 1: Programming Site Data Introduction................1-1 Using the Keypad .
  • Page 5 March 2008 Table of Contents (cont.) Chapter 3: Logging Data Introduction ................3-1 Creating a Standard Log.
  • Page 6 March 2008 Table of Contents (cont.) Chapter 6: Serial Communications Introduction................6-1 Wiring the RS232 Interface .
  • Page 7 Chapter 1...
  • Page 8 Programming Site Data Introduction........... . 1-1 Using the Keypad .

  • Page 9: Introduction

    March 2008 Introduction The 2-Channel Model GS868 flowmeter cannot provide accurate flow rate measurements for either channel until the instrument has been properly installed, the channel has been activated, and the basic system and pipe parameters have been programmed into the meter. See the Startup Guide for detailed instructions on performing these tasks.

  • Page 10: Using The Keypad

    March 2008 Using the Keypad The Model GS868 keypad contains 39 keys, which are labeled with their primary (unshifted) functions. In addition, pressing the red [SHIFT] key will access the secondary functions assigned to most of the keys. The complete keypad is illustrated in Figure 1-1 below and a detailed description of both the unshifted and shifted functions for each of the 39 keys is listed in Table 1-1 on page 1-3.
  • Page 11 March 2008 Table 1-1: Model GS868 Key Functions Unshifted Function Shifted Function Software Function Keys - press to None select the functions displayed directly above them in the option bar. These keys apply only to the left pane of the display screen. Software Function Keys - press to None select the functions displayed...
  • Page 12 March 2008 Table 1-1: Model GS868 Key Functions (Continued) Unshifted Function Shifted Function Display Key - use to display data in a Use to enter the letter O. variety of numeric and graphic for- matting options. See Chapter 2 for details.
  • Page 13 March 2008 Table 1-1: Model GS868 Key Functions (Continued) Unshifted Function Shifted Function One Key - use to enter the number 1. Use to enter the letter S. Two Key - use to enter the number 2. Use to enter the letter T. Three Key - use to enter the number Use to enter the letter U.

  • Page 14: Obtaining On-Line Help

    March 2008 Obtaining On-line Help A context-sensitive, on-line help system is programmed into every Model GS868 flowmeter. On-line help, which displays additional information related to the current task, may be accessed at any time [HELP] by pressing the key on the keypad. The help information will be shown on the currently selected pane of the display screen, as shown in Figure 1-2 below.

  • Page 15: Using The Console Control Keys

    March 2008 Using the Console The Model GS868 has four console control keys located on the left Control Keys side of the keypad. Use these keys, which are described and pictured in Table 1-1 on page 1-3, as follows: Audio Alarm Volume Use the top console control key to adjust the audio alarm volume.

  • Page 16: The User Program

    March 2008 The User Program Use the keypad, as described in Chapter 3, Operation, of the Startup Guide to navigate through the User Program. The menu map may be followed in sequence, or the [↑] and [↓] keys may be used to scroll through the prompt screens.

  • Page 17: Entering Channel Data

    March 2008 Entering Channel Data [F1]=CH1 [F2]=CH2 ) was selected at the initial User Program prompt shown on page 1-8, the following screen appears: Chan 1 PROGR Start Press the [←] and [→] keys and [F1]-[F4] a function key to select the desired submenu.

  • Page 18: Entering Channel System Data

    March 2008 • To continue programming the meter, refer to the menu maps in Appendix A and navigate to the desired menu. Then, proceed to the appropriate section of this manual for instructions. • To leave the User Program and retain the previous settings, [EXIT] [F1] = NO press...
  • Page 19 March 2008 Entering Channel System Table 1-2: Available Volumetric/Totalizer Units Data (cont.) English Metric Actual Units ACF = Actual Cubic Feet ACM = Actual Cubic Meters KACF = Thousands of ACF KACM = Thousands of ACM MMACF = Millions of ACF MMACM = Millions of ACM Standard Units SCF = Standard Cubic Feet...
  • Page 20 March 2008 Entering Channel System c. Use the [F1]-[F4] keys to select the MDOT Decimal Digits (the Data (cont.) number of digits to the right of the decimal point) for displaying mass flow. d. Use the [F1]-[F4] keys to select the Mass (Totalizer) units, listed in Table 1-3 on the previous page.

  • Page 21: Entering Pipe Data

    March 2008 Entering Pipe Data PIPE Enter the transducer and pipe parameters via the submenu. While following the programming instructions, refer to the menu map in Figure A-1 on page A-1 in Appendix A, Menu Maps. 1. At the Channel Program screen, press [F3] PIPE to program the...
  • Page 22 March 2008 Pipe Wall 4. Use the numeric keys to enter the known thickness of the Pipe [ENT] Wall. Press If the pipe wall thickness is not available, look up the value in a table of standard pipe size data or use the Model GS868’s on-line Help Menu (see the Programming Manual for details).
  • Page 23 March 2008 Procedure Options Channel After completing the above steps, the meter returns to the PROGRAM prompt. Continue as follows: • To continue programming the meter, refer to the menu maps in Appendix A of the Programming Manual and navigate to the desired menu.

  • Page 24: Setting Up Inputs/Outputs

    March 2008 Setting Up Inputs/Outputs The following specific tasks may be performed via the submenu: • Enter a zero cutoff value to eliminate low flow reading fluctuations • Set up fixed or live temperature and pressure inputs • Set up fixed or live steam quality input for mass flow calculations While following the programming instructions, refer to the menu map in Figure A-2 on page A-2 in Appendix A, Menu Maps.
  • Page 25 March 2008 Entering the Temperature 6. Do one of the following: Input (cont.) • FIXED If you selected , enter the known fixed process [ENT] temperature. Press . (The meter will only accept values from –148° to 662°F.) • SLOT X, If you selected a.
  • Page 26 March 2008 Entering the Quality Input 9. At the Quality Input prompt, press [F1] to enter a constant steam Value [Fx] quality value or press to select the option card in Slot X that will supply the live steam quality input. This value is used for mass flow calculations when the temperature and pressure inputs indicate that the steam is saturated.

  • Page 27: Entering Setup Data

    March 2008 Entering Setup Data The signal limits and response times for the Model GS868 are SETUP specified via the submenu. While following the programming instructions, refer to the menu map in Figure A-2 on page A-2 in Appendix A, Menu Maps. The following three submenus are included in this section: •...
  • Page 28 March 2008 Setting Transducer Signal Use this option to set the limits for the incoming signal and other Limits parameters affecting the transducer signal. For example, the programmed signal strength low limit may be used to determine the trigger point for an alarm. Table 1-5 on page 1-24 provides a summary of signal upper and lower limits and default values.
  • Page 29 March 2008 Setting Transducer Signal 5. Press [ENT] to accept the current Velocity High Limit value or enter Limits (cont.) [ENT] a new value and press The default value for this parameter is 275.0 ft/sec (85 m/sec) and values from –500 to 500 ft/sec (–150 to 150 m/sec) are acceptable. E3: VELOCITY RANGE error message appears when the calculated VELOCITY HIGH LIMIT...
  • Page 30 March 2008 Setting Transducer Signal An offset between the upstream and downstream transit times is specified at this prompt. The default value for this parameter is 0 μsec Limits (cont.) and values from –1000 to 1000 μsec are acceptable. 10.Press [ENT] to accept the current Skan T Offset value or enter a new [ENT]...
  • Page 31 March 2008 Setting Transducer Signal The number of shifts corresponds to the actual number of transmits Limits (cont.) per cycle (number of signals added together in one direction to produce an averaged signal for one interrogation of the fluid) and need only be changed if the environment is very noisy or the acoustic signal is weak.
  • Page 32 March 2008 Setting Signal Limits Table 1-5: Default Values and Limits for SETUP Parameters (cont.) Parameter Default Value Low Limit High Limit Signal Low Limit Cor. Peak Limit Soundspeed -+ Limit Velocity Low -275.0 ft/sec -500 ft/sec +500 ft/sec Limit (-85 m/sec) (-150 m/sec) (+150 m/sec)
  • Page 33 March 2008 Setting Response Time Use this option to specify the number of readings that occur before the meter will respond to a step change in flow rate. In general, the smaller the number of readings, the less steady the display will appear.

  • Page 34: Setting Advanced Parameters

    March 2008 Setting Advanced ADVAN In the option, you can enter parameters for two specialized Parameters operations: static density and multiple K factors. While following the programming instructions, refer to Figure A-2 on page A-2.To enter ADVAN [F4] SETUP submenu, press at the window.
  • Page 35 March 2008 Entering Multiple K Factors b. Enter the Velocity (or Reynolds) Value for K-factor number “x”. (cont.) [ENT] Press . (The meter will only accept values from –30,000 to +30,000 ft/sec.) c. Enter the K-factor corresponding to velocity or Reynolds [ENT] number “x”.

  • Page 36: Entering Global System Data

    March 2008 Entering Global System GLOBL menu is used to enter information that is not specific to Data one of the individual channels. Information programmed via this menu is used to compute parameters such as the sum, difference or average of the channel 1 and channel 2 signals. In addition, several GLOBL general system parameters may be entered in the menu.

  • Page 37: Setting The Clock

    March 2008 Setting the Clock CLOCK Use the submenu to enter the current date and time. While following the programming instructions, refer to the menu map in Figure A-3 on page A-3. 1. To enter the CLOCK [F1] Global PROGRAM submenu, press at the prompt.
  • Page 38 March 2008 Procedure Options Global After completing the above steps, the meter returns to the PROGRAM prompt. Continue as follows: • To continue programming the meter, refer to the menu maps in Appendix A and navigate to the desired menu. Then, proceed to the appropriate section of this manual for instructions.

  • Page 39: Entering Global System Data

    March 2008 Entering Global System While following the programming instructions, refer to the menu map Data in Figure A-3 on page A-3. 1. To enter the SYSTEM [F2] Global PROGRAM submenu, press at the prompt. 2. To select the System Units, press [F1] to display parameters and [F2]...
  • Page 40 March 2008 Entering Volumetric Data 5. Use the [F1]-[F4] and [→] keys to select the desired Volumetric Units for the flow rate display. The abbreviations and definitions of all the available volumetric and totalizer units are shown in Table 1-7 below. The choices shown on the option bar are determined by the selection made at the previous SYSTEM UNITS screen.
  • Page 41 March 2008 Entering Mass Flow Data • ADVAN (MASS If the Static Density? prompt in the option submenu) GLOBL is set to , the meter returns to the prompt. • If Static Density? is set to , complete the following steps. 10.Use the [F1]-[F4] keys to select the Mass Flow units, listed in...

  • Page 42: Setting Up The Inputs And Outputs

    March 2008 Setting Up the Inputs and While following the programming instructions for the I/O submenu, Outputs refer to Figure A-4 on page A-4. 1. To enter the I/O submenu, press [F3] Global PROGRAM at the prompt. 2. Do one of the following: •...
  • Page 43 March 2008 2-path error handling Selecting Error Handling For the mode, the option is intended for applications where two sets of transducers are installed in the same (cont.) location in the same pipe to improve accuracy. With this function enabled, the Model GS868 performs error handling only if both channels are in error.
  • Page 44 March 2008 Setting Up Input, Output The Model GS868 has two built-in analog outputs, which are and Option Cards Slot 0 assigned to . Also, a variety of option cards may be installed in the six expansion slots. See Chapter 1, Installation, of the Startup Guide for a complete description of the available option cards.
  • Page 45 March 2008 Setting Up Analog Outputs 1. At the Slot X Outputs prompt, press [F1] [F2] to set up output A or to set up output B. Note: The set up of output A is used as an example. Identical procedures would be used to set up output B.
  • Page 46 March 2008 Setting up Alarms 1. Use the [F1]-[F3] keys to set up alarm relays A, B, or C, respectively. Note: The set up of alarm A is used as an example. Identical procedures would be used to set up the other alarms. 2.
  • Page 47 March 2008 Setting up Totalizer/Frequency Outputs 1. Press [F1]-[F4] to set up outputs A, B, C or D, respectively. 2. Press [F1] = OFF to disable output A and return to the previous [F2] = FREQ or [F3] = TTLZR prompt, or press to designate output A as a frequency or a totalizer output, respectively.
  • Page 48 March 2008 Setting up the Analog Inputs 1. Press [F1] [F2] to set up input A or to set up input B. Note: The set up of input A is used as an example in this manual. Identical procedures would be used to set up input B. (An analog input option card may contain one standard analog input and one RTD analog input.) 2.
  • Page 49 March 2008 Setting up the RTD Inputs Option cards with RTD inputs have a temperature range of –100° to 350°C. Complete the following steps to set up the two RTD inputs of an option card installed in Slot x: 1. Press [F1] [F2] to set up RTD input A or...

  • Page 50: Setting Up Serial Communications

    MODBUS/TCP communications port parameters and to enter a network identification number.T A network identification number is required to use the GE Instrument Data Manager or PanaView software. While following the programming instructions, refer to the menu map in Figure A-3 on page A-3.
  • Page 51 March 2008 MODBUS (RS485) If your GS868 does not include an option card for MODBUS Parameters communications, you have completed programming the COMM submenu. However, if you have installed a MODBUS option card, the following additional prompts appear. 1. Press [F1]-[F4] to select the desired MODBUS Baud Rate from four selections: 2400, 4800, 9600 and 19,200.

  • Page 52: Modbus Register Map

    March 2008 MODBUS Register Map When equipped with the optional MODBUS output card, the GS868 flow transmitter can send flow data and diagnostic information to a flow computer (or SCADA) serially, using a Gould-type RTU protocol. In this case, only the MODBUS function command, 3 (read multiple registers), 6 (write multiple registers) is valid.
  • Page 53 March 2008 Table 1-12: MODBUS Registers for a 2-Channel GS868 MODBUS Scaling Reg # Hex Addr Description (decimal places) Size in Bytes 2 (16 bit signed) 1” Clear Ch1 Totalizers” 2 (16 bit signed) 1“ Clear Ch2 Totalizers” Ch1 Velocity 4 (2 16-bit int) Ch1 Act Volumetric #Q DIGITS...
  • Page 54 March 2008 Table 1-12: MODBUS Registers for a 2-Channel GS868 (Continued) MODBUS Scaling Reg # Hex Addr Description (decimal places) Size in Bytes Ch2 Sig Strength Upstream 4 (2 16-bit int) Ch2 Sig Strength Downstream 4 (2 16-bit int) Ch2 Temperature 4 (2 16-bit int) Ch2 Pressure 4 (2 16-bit int)

  • Page 55: Activating Security

    March 2008 Activating Security In order to prevent unauthorized tampering with the flowmeter’s programming, the Model GS868 is equipped with a security feature that locks out the following menus: • [PROG] Program Menu • [CAL] Calibration Menu • [LOG] Log Menu •...
  • Page 56 March 2008 Activating Security (cont.) 4. Enter the New Password and press [ENT] . Any combination of letters and numbers up to a total of 21 characters may be used as a password. Note: Keep in mind that the password may have to be entered frequently from the keypad.

  • Page 57: Saving Site Data

    March 2008 Saving Site Data The currently programmed site data may be stored in the Model GS868’s non-volatile memory by saving it as a site file. Up to ten site file names, consisting of up to five characters each, may be stored at SAVE [F4] any given time.

  • Page 58: Recalling A Site

    March 2008 Recalling a Site Any site file currently stored in the Model GS868’s non-volatile memory may be recalled at any time. Up to ten site file names, consisting of up to five characters each, may be stored at any given RECLL [F1] time.
  • Page 59 Chapter 2...
  • Page 60 Displaying Data Introduction........... . 2-1 The BIG Format .

  • Page 61: Introduction

    March 2008 Introduction This chapter explains how to display measurement data in various formats. Each of the two display screen panes may be programmed independently. Note: The instructions in this chapter assume that the left display pane is active. If the right display pane is active, simply [F1]-[F4] [F5]-[F8] change all...

  • Page 62: The Big Format

    March 2008 The BIG Format format, which is the Model GS868’s default power up format, displays one measurement in large print. To select the format and the measurement to display in this format, follow the instructions in this section. Upon power up, a standard measurement mode display (similar to the [SCREEN] one shown below) appears.

  • Page 63: The Dual Format

    March 2008 The DUAL Format DUAL format displays two measurements simultaneously in DUAL normal print. To select the format and the measurements to display in this format, follow the instructions in this section. Upon power up, a standard measurement mode display (similar to the one shown below) appears in format.

  • Page 64: The Graph Format

    March 2008 The GRAPH Format GRAPH submenu permits the display of either the flow velocity, mass flow or the volumetric flow on an XY bar graph, with a specified time interval on the x-axis. This section describes the procedures for setting up and using the graph format. Setting Up the GRAPH [SCREEN] Press the appropriate side of the...

  • Page 65: Using The Graph Format

    March 2008 Using the GRAPH Format GRAPH While viewing data in the format, the function keys are programmed to permit a variety of actions. These options are described in detail below. [F1]-[F4] 1.23 Ft/s 10:16 Use the [←], [→] and keys to select the desired option.
  • Page 66 March 2008 Using the GRAPH Format Table 2-2: Graph Display Options (cont.) Option Bar Choice Description Moves the cursor to the left and displays [F1] ...

  • Page 67: The Log Format

    March 2008 The LOG Format submenu permits the display of the data in a log file either graphically or numerically. Although the Model GS868 can display all of the data in a log file, screen size limitations prevent the simultaneous display of the complete log file. Therefore, the function keys must be used to view the remaining data.

  • Page 68: Numeric Format

    March 2008 Numeric Format The Model GS868 can log up to three parameters simultaneously. Each set of data values is called a record, and up to 120 consecutive records can be stored in a page. A log file can consist of up to 120 pages.

  • Page 69: Graphical Format

    March 2008 Table 2-3: Numeric Log Display Options Option Bar Choice Description →] display the last record on the current + [F2] page →] Leave the numeric display and + [F3] EXIT return to the previous data format. (The key on the keypad will also perform [EXIT] this function.) Graphical Format...
  • Page 70 March 2008 Table 2-4: Graphical Log Display Options Option Bar Choice Description Move the cursor one record to the left [F1] ...
  • Page 71 March 2008 Graphical Format (cont.) (VEL) In the typical graphical display shown, the first logged parameter is shown to the left of the y-axis and there is a message line below the graph that initially indicates the starting date and time of the current page.

  • Page 72: Displaying The Transducer Signal

    March 2008 Displaying the SIGNL submenu permits the direct graphical display of several Transducer Signal transducer signals. Specifically, the signals listed in Table 2-5 below may be viewed in this format. Table 2-5: Available Transducer Signals Transducer Signal Description Skan Types upstream Skan signal Sdown downstream Skan signal...
  • Page 73 March 2008 Displaying the Transducer Signal (cont.) [F1]-[F4] 686.798mi Use the [←], [→] and keys to select the desired option. Options are listed in Table 2-6 below. ST: 594.298usec The typical display screen shown has the transducer signal listed to the left of the y-axis and there is a message line below the graph that initially indicates the starting date and time of the graphed signal.
  • Page 74 March 2008 Displaying the In addition to the functions available on the option bar, some of the Transducer Signal (cont.) numeric keys are used to specify which transducer signal is displayed and to scale the resulting graph. Table 2-7 below lists these functions. Table 2-7: Numeric Key Functions Function Scroll down the transducer signal list...

  • Page 75: Setting The Lcd Backlight

    March 2008 Setting the LCD Backlight BACKL Use the submenu to specify the number of minutes the LCD display backlight remains on before it is automatically turned off. [SCREEN] Press the appropriate side of the key to activate the desired pane of the display screen, then proceed as follows: Note: For this discussion, it is assumed that the left pane of the display screen is active.

  • Page 76: Activating Sleep Mode

    March 2008 Activating Sleep Mode SLEEP During times when the display is not in use, use the submenu to temporarily suspend LCD display activity, which allows the Model GS868 to process data more quickly. Press the appropriate side of the [SCREEN] key to activate the desired pane of the display screen, then proceed as follows:...
  • Page 77 Chapter 3...
  • Page 78 Logging Data Introduction........... . 3-1 Creating a Standard Log.

  • Page 79: Introduction

    March 2008 Introduction This chapter explains how to use the Model GS868’s data logging [LOG] capability. The menu, which is accessed by pressing the key on the keypad, is divided into four submenus: • - used to log up to three of the available measurement data parameters •...

  • Page 80: Creating A Standard Log

    March 2008 Creating a Standard Log Use the submenu to create a new standard log and to select the parameters to log, the log start time and date, the log end time and date, and the time increment. Also, any log file already stored in memory may be inspected and/or changed.

  • Page 81: Log Type

    March 2008 Creating a Standard Log Refer to Chapter 3, Diagnostics, of the Service Manual for a (cont.) DIAG discussion of the many parameters accessible via the option. Note: The units assigned to the parameters in Table 3-1 on page 3-2 SYSTM are those selected in the User Program ( submenu).

  • Page 82: Start Date Prompt

    March 2008 STARTTIME Prompt (cont.) a. Press [F1]-[F2] to select . Then, enter the desired Hour [ENT] (1-12) and press . (Entry of a start time earlier than the current time will generate an error message.) b. Enter the desired Minutes and press [ENT] .

  • Page 83: Duration Prompt

    March 2008 END DATE Prompt 13.Press [F1] [F2] to accept the displayed end date or press to enter a [F3] different end date. To end the log today, press • TODAY TIME INCREMENT was selected, proceed to the prompt. Refer to Figure A-7 on page A-7 for a flow diagram of the programming sequences.
  • Page 84 March 2008 Procedure Options You have completed entering data for a standard log. You can now do one of the following: • Use [↑] and [↓] to review the previous menu prompts. • [F1]-[F4] Press to select one of the submenus.

  • Page 85: Checking The Memory

    March 2008 Checking the Memory Use the submenu to verify that the available log memory is sufficient for the desired log. If the expected amount of logged data will exceed the remaining memory capacity, the Model GS868 suggests that some old logs be cleared to make room for the new log. [SCREEN] Press the appropriate side of the key to activate the desired...

  • Page 86: Stopping A Log

    March 2008 Stopping a Log STOP Use the submenu to terminate a logging process that is currently [SCREEN] active. Press the appropriate side of the key to activate the desired pane of the display screen, and complete the following steps: 1.

  • Page 87: Creating An Error Log

    March 2008 Creating an ERROR Log ERROR Use the submenu to create a new error log and to select the logging parameters. An error log updates every 5 seconds (when the display updates), but only if a new error condition occurs. Error logs have a fixed length of 2 pages and contain sixty records per page.

  • Page 88: Log Type

    March 2008 Creating an ERROR Log In addition, refer to Chapter 3, Diagnostics, of the Service Manual for (cont.) DIAG a discussion of the many parameters accessible via the option. Note: The units assigned to the parameters in Table 3-2 on page 3-9 SYSTM are those selected in the User Program ( submenu).

  • Page 89: Start Date Prompt

    March 2008 STARTTIME Prompt (cont.) a. Press [F1]-[F2] to select . Then, enter the desired Hour [ENT] (1-12) and press . (Entry of a start time earlier than the current time will generate an error message.) b. Enter the desired Minutes and press [ENT] .
  • Page 90 Chapter 4...
  • Page 91 Printing Data Introduction........... . 4-1 Print Live Data .

  • Page 92: Introduction

    March 2008 Introduction The Model GS868 flowmeter has the capability to print any of the data stored in its memory via the built-in RS232 communications port. In order to use the function, the RS232 port must be connected to a printer with a serial port input. A printer with a parallel port input may be used with a third-party serial-to-parallel adapter.

  • Page 93: Print Live Data

    March 2008 Print Live Data DATA Use the submenu to print live measurement data, as it is collected. The data may be printed in either numeric or graphical format, with a user specified time increment. IMPORTANT: Make sure that a printer has been properly set up before proceeding with this section.

  • Page 94: Graphical Format

    March 2008 Numeric Format (cont.) 5. Use the [←], [→] and [F1]-[F4] keys to select the second parameter to be printed. 6. Use the [←], [→] and [F1]-[F4] keys to select the third parameter to be printed. 7. Use the [←], [→] and [F1]-[F4] keys to select the desired time increment (the frequency at which measurements are taken).
  • Page 95 March 2008 Graphical Format (cont.) Table 4-2: Measurement Parameter Options Option Bar Choice Description Flow Velocity [F1] Volumetric Flow [F2] VOLUM Forward Totalized Volume Flow [F3] +TOTL Reverse Totalized Volume Flow [F4] -TOTL →] Mass Flow + [F1] MDOT →] Forward Totalized Mass Flow + [F2] +MASS...

  • Page 96: Printing Logs

    March 2008 Printing Logs Use the submenu to print logged measurement data, from a log file in the meter’s memory. The data may be printed in either numeric or graphical format, with a user specified time increment. IMPORTANT: Make sure that a printer has been properly set up before proceeding with this section.

  • Page 97: Graphical Format

    March 2008 Graphical Format After the graphical format (and starting page and number of pages, if applicable) is chosen, complete the following additional steps: 7. Enter the desired maximum value for the Y (vertical) axis and [ENT] press Note: Enter a Y AXIS MAX value that is larger than the largest logged measurement value.

  • Page 98: Printing A Site File

    March 2008 Printing a Site File PROG Use the submenu to print the data in a site file that was set up and saved as described in Chapter 1, Programming Site Data. To print a site file, refer to Figure A-6 on page A-6 and complete the following steps: IMPORTANT: Make sure that a printer has been properly set up...

  • Page 99: Stopping Printing

    March 2008 Stopping Printing STOP Use the submenu to terminate the printing of live, logged or site data. To stop any active printing activity, see Figure A-6 on page A-6, and complete the following steps: IMPORTANT: Make sure that a printer has been properly set up before proceeding with this section.

  • Page 100: Setting Up A Printer

    March 2008 Setting Up a Printer PRNTR Use the submenu to specify the type of printer connected to the Model GS868. To set up a printer, refer to Figure A-6 on page A-6, and complete the following steps: IMPORTANT: A printer must be properly set up before proceeding to any of the other sections in this chapter 1.

  • Page 101: Printing Signal Array Data

    March 2008 Printing Signal Array SGNLS Use the submenu to print signal array data, to help diagnose Data certain problems. To print signal data, see Figure A-6 on page A-6, and complete the following steps: IMPORTANT: Make sure that a printer has been properly set up before proceeding with this section.
  • Page 102 March 2008 Printing Signal Array SIGNL The data printed via the submenu consists of 1024 lines, each Data (cont.) of which lists the following three values: • Index - this is the printout line number, which locates the data point within the complete body of data.

  • Page 103: Printing Rtd Data

    March 2008 Printing RTD Data Use the RTDs submenu to send the numeric point value of a connected RTD device to the RS232 port for display on a terminal or RS232 printer. By viewing the point value of the meter at a given temperature, you can calculate the points at the Set Temperature, and the slope of the RTD input in points/degree.
  • Page 104 Chapter 5...
  • Page 105 Clearing Data Introduction........... . 5-1 Resetting Totals .

  • Page 106: Introduction

    March 2008 Introduction This chapter explains how to purge the Model GS868’s memory of various measurement totals and/or files. The Clear Menu, which is [CLR] accessed by pressing the key on the keypad, is divided into three submenus: • TOTAL - used to reset totalized measurement values •...

  • Page 107: Resetting Totals

    March 2008 Resetting Totals TOTAL submenu permits the user to reset volumetric totals to zero and to reset the stopwatch totalizer. Press the appropriate side of the [SCREEN] key to activate the desired pane of the display screen, and complete the following steps: 1.

  • Page 108: Deleting Site Files

    March 2008 Deleting Site Files SITE Use the submenu to clear site files from the GS868’s memory. [SCREEN] Use the key to activate the desired display pane, and complete the following steps: 1. To access the Clear Menu, press the [CLR] key.

  • Page 109: Deleting Log Files

    March 2008 Deleting Log Files Use the submenu to clear log files from the Model GS868’s [SCREEN] memory. Press the appropriate side of the key to activate the desired pane of the data display screen, and complete the following steps: 1.
  • Page 110 Chapter 6...
  • Page 111 Serial Communications Introduction........... . 6-1 Wiring the RS232 Interface .

  • Page 112: Introduction

    The first step is to connect the built-in RS232 port in the GS868 to Interface one of the serial ports (COM1 or COM2) on the personal computer. Table 6-1 below lists the standard cables available from the factory for this purpose. Table 6-1: GE Serial Cables Part Number PC Connector GS868 Connector 704-659...

  • Page 113: Checking The Gs868 Baud Rate

    March 2008 Checking the GS868 For successful serial communications, the GS868 and the personal Baud Rate computer must be set up to send/receive data at the same speed. To verify/change the baud rate setting of the GS868, proceed as follows: [PROG] Access the User Program, by pressing the key on the keypad.

  • Page 114: Windows 3.X Systems

    March 2008 Windows 3.X Systems To set up serial communications with a personal computer running under Windows 3.X, make sure the GS868 is powered on and complete the following steps: 1. In Windows 3.X, select the Terminal Function, which is usually located in the Accessories window.

  • Page 115: Windows 9X/Nt Systems

    March 2008 Windows 9X/NT Systems Windows 9X/NT systems use a program called Hyperterminal to access the serial ports. To set up serial communications with a personal computer running under Windows 95, Windows 98 or Windows NT, make sure the GS868 is powered on and complete the following steps: 1.

  • Page 116: Optional Rs485 Serial Interface

    Optional RS485 Serial Although the standard RS232 serial interface included with the Interface Model GS868 is adequate for most applications, GE offers an optional RS485 serial interface upgrade for special situations. The Model GS868 is easily modified to provide RS485 communications, and this section describes the wiring and use of the special RS232 to RS485 converter.

  • Page 117: Point-To-Point Wiring

    March 2008 Point-To-Point Wiring Standard factory wiring of the RS485 serial interface is configured for point-to-point wiring. That is, a single Model GS868 may be wired directly to a single personal computer. To connect the RS485 serial interface, refer to Figure 6-1 on page 6-5 and complete the following steps: Note: For compliance with the European Union’s Low Voltage Directive (73/23/EEC), a transparent plastic shroud protects...

  • Page 118: Multi-Point Wiring

    March 2008 Multi-Point Wiring The standard point-to-point wiring configuration for the serial interface converter may be modified to permit the use of a multi-point wiring arrangement. In a multi-point RS485 system, one flowmeter (the master) is connected to the personal computer, while a number of additional flowmeters (the slaves) are chained together and connected to the master flowmeter.
  • Page 119 March 2008 Reconfiguring a Serial Interface Converter (cont.) Plastic Case Mounting Screw Screwdriver DB9 Connector Figure 6-2: Opening the Converter Case Table 6-3: Switch Assembly Settings Position # Point-To-Point Multi-Point 7. Reassemble the serial interface converter and secure it to the mounting bracket with the two mounting screws.

  • Page 120: Setting Up An Ethernet Connection

    March 2008 Wiring the System (cont.) Note: The XMT+ terminal on the barrier strip is the screw opposite the red wire connection and the XMT– terminal on the barrier strip is the screw opposite the green wire connection. 3. Reinstall the clear plastic shroud, close the cover to the electronics console and reconnect the main power.

  • Page 121: Setting Up A Modbus/Tcp Connection

    March 2008 Setting Up a MODBUS/ A modified GS868 can use the MODBUS/TCP interface to TCP Connection communicate with an internal network. An optional MODBUS/TCP card with a unique MAC (IP) address (installed only in slots 5 or 6) includes an RJ45 connector. To connect the MODBUS/TCP-enabled GS868 to the network, insert the jack of an RJ45 cable into the RJ45 connector, route the cable through the bottom of the GS868, and wire the other end of the cable to the LAN according to the manufacturer’s...
  • Page 122 Appendix A...
  • Page 123 Menu Maps ACTIV, SYSTM, and PIPE Submenu Maps ......A-1 CH1/CH2-I/O and SETUP Submenu Maps ......A-2 GLOBL (ecept I/O), SAVE and RECLL Menu Maps .
  • Page 124 March 2008 PROG PROGRAM NOTE: Plain text represents prompt area messages and SAVE RECLL boxed text represents option bar choices. Fx represent function keys to select option bar choices. Channel PROGRAM ACTIV SYSTM PIPE SETUP CHANNEL LABEL See Figure A-2 See Figure A-2 Channel Status TRANSDUCER NUMBER...
  • Page 125 March 2008 PROG PROGRAM GLOBL SAVE RECLL Channel PROGRAM NOTE: Plain text represents prompt area messages and boxed text represents option bar choices. ACTIV SYSTM PIPE SETUP Fx represent function keys to select option bar choices. See Figure A-1 See Figure A-1 See Figure A-1 SET UP ZERO CUTOFF...
  • Page 126 March 2008 PROG PROGRAM NOTE: Plain text represents prompt area messages and boxed text represents option bar choices. Fx represent function keys to select option bar choices. SAVE RECLL Global PROGRAM CLOCK SYSTM COMM SECUR See Figure A-4 SYSTEM UNITS BAUD RATE SITE NAME METRC...
  • Page 127 March 2008 PROG PROGRAM SAVE RECLL GLOBL NOTE: Plain text represents prompt area messages and boxed text represents option bar choices. Global PROGRAM Fx represent function keys to select option bar choices. CLOCK SYSTM COMM SECUR Global I/O ERROR OPTN ERROR HANDLING HOLD HIGH...
  • Page 128 March 2008 DISP DISPLAY FORMAT DUAL GRAPH SIGNL BACKL SLEEP NAME LCD SLEEP MODE LOG1 LOG2 LOG3 LOG4 Backlight timeout DISPLAY Site Channel FORMAT PLOT GRAPH VARIABLE Y AXIS MAX Y RANGE Signal to Display* VOLUM MDOT +only +/– Skan Meas TIME INCREMENT (*appears only if S/M mode is active)
  • Page 129 March 2008 PRNT PRINT DATA PROG STOP PRNTR SGNLS RTDs FORMAT FORMAT PLOT PLOT 1st value printed NAME STOP PRINTING SIGNAL ARRAY LOG1 LOG2 LOG3 LOG4 SIGNL CROSS BOTH 1st value printed (log>1 page) (log=1 page) 1st page DUMP VOLUM +TOTL –TOTL MDOT...
  • Page 130 March 2008 LOGGING CLEAR STOP ERROR TOTAL SITE X/120 Pages FREE NAME Total to Clear SITE NAME NAME Y Pages PENDING LOG1 LOG2 LOG3 LOG4 BOTH SITE1 SITE2 SITE3 SITE4 LOG1 LOG2 LOG3 LOG4 Stop Logging ? CLEAR SITE NAME CLEAR NAME NAME LOG1...
  • Page 131 Appendix B...

  • Page 132: Appendix B: Data Records

    Data Records Option Cards Installed ......... . B-1 Initial Setup Data .

  • Page 133: Option Cards Installed

    March 2008 Option Cards Installed Whenever an option card is installed in one of the Model GS868’s expansion slots, record the type of card and any additional setup information in the appropriate row of Table B-1 below. Table B-1: Option Cards Installed Slot # Type of Option Card Additional Setup Information...

  • Page 134: Initial Setup Data

    March 2008 Initial Setup Data After the Model GS868 flowmeter has been installed, some initial setup data must be entered via the User Program, prior to operation. Record that information in Table B-2 below. Table B-2: Initial Setup Data General Information Model # Reference Software Vers.
  • Page 135 March 2008 Table B-2: Initial Setup Data (Continued) Pipe/Transducer Parameters (CH1/CH2-PIPE) Channel 1 Channel 2 Std. Trans. # Std. Trans. # Spec. Trans. # Spec. Trans. # Spec. Trans. Hz Spec. Trans. Hz Spec. Trans. Tw Spec. Trans. Tw Pipe O.D. Pipe O.D.
  • Page 136 Appendix C...
  • Page 137 Programming with PanaView Introduction........... . C-1 Wiring the RS232 Interface .

  • Page 138: Introduction

    March 2008 Introduction The PanaView™ graphical user interface offers interactive communications between Windows-based PCs and GE instruments compatible with the company’s IDM protocol, such as the GS868 ultrasonic gas flowmeter. PanaView is compatible with 32-bit Windows operating systems such as Windows 98SE, NT 4.0 (with Service Pack 6), 2000, XP and ME.

  • Page 139: Setting Up The Communications Port

    March 2008 Setting Up the Use the steps below to establish communications with the GS868. Communications Port 1. Open the “New Meter Browser” window and expand the network tree. Then, highlight the My Computer(Name) branch by clicking on it. 2. Pull down the “Edit” menu by clicking on it in the menu bar. 3.

  • Page 140: Setting Up The Communications Port

    March 2008 Setting Up the 4. Click on the “Communications Port” option to select it. The Setup Communications Port Communications screen appears similar to Figure C-2 below. (cont.) Figure C-2: Setup Communications Screen 5. Open the Protocol menu (the first of the drop-down menus) and click on IDM.

  • Page 141: Setting Up Ethernet Communications

    March 2008 Setting up Ethernet If you have selected TCP/IP in step 6 on the previous page, the Setup Communications Communications window appears similar to Figure C-3 below. Figure C-3: Setup Communications for TCP/IP 7. Type in the desired Name and Timeout (in milliseconds). 8.

  • Page 142: Adding The Gs868

    March 2008 Adding the GS868 To add the GS868 on the IDM-configured communications port, complete the following steps: 1. Highlight the communication port to which the meter will be added by clicking on it, and then open the “Edit” menu on the menu bar (if the communication port is not highlighted first, the “New Meter”...

  • Page 143: Adding The Gs868

    March 2008 Adding the GS868 (cont.) IMPORTANT: The Network ID number must match the Network ID programmed in the meter’s Communications menu. If the initialization is successful, the Meter Browser shows a listing similar to Figure C-6 below. Figure C-6: The Updated Network Tree Note: The model number and version that appear will vary with your particular meter and software version.

  • Page 144: Editing Meter Properties

    March 2008 Editing Meter Properties Through PanaView, you can edit the properties of your GS868. You can: • Set the meter clock, or synchronize it with the PC clock • Read, plot and save transducer signals • Clear totalizers • Save site files to the meter or PC •...

  • Page 145: Editing Meter Properties

    March 2008 Editing Meter Properties The window appears similar to Figure C-9 below. To perform a (cont.) specific task, refer to the appropriate section on the following pages. • Setting the Meter Clock (page C-9) • Reading Transducer Signals (page C-10) •...

  • Page 146: Setting The Meter Clock

    March 2008 Setting the Meter Clock The meter’s Time may be reset in three different ways: • manually enter the time and date in the text box, or • [Sync to PC] click on the option button to have PanaView set the time and date to the current PC setting, or •...

  • Page 147: Reading Transducer Signals

    March 2008 Reading Transducer To read a Signal from the meter: Signals 1. Click on the Read Signals button. (If the meter is a multi-channel instrument, open the Channel drop-down menu and click on the desired channel.) After a moment, the Properties window appears similar to Figure C-11 below.

  • Page 148: Saving Transducer Signals

    March 2008 Saving Transducer Signals To save the raw signal, click Save. A window opens similar to that shown in Figure C-13 below. Enter the desired name, and click Save to save the signal as a text file. Figure C-13: Save As Window Clearing Totalizers To clear the meter totalizers, click on the Clear Totalizers button in the Properties window.

  • Page 149: Handling Site Files

    March 2008 Handling Site Files To access site files, click on the Site Files button in the Properties window. The Site File Operations window (shown in Figure C-14 below) opens. Figure C-14: The Site File Operations Window Saving an Existing Site to To save an existing site to the meter: the Meter 1.
  • Page 150 March 2008 Saving a New Site to the To save a new site to the meter: Meter 1. Select the radio button for New and click on the Save Site to Meter button. 2. A window opens similar to Figure C-16 below. Enter the desired [OK] name, and click Figure C-16: Site Name Entry Window...
  • Page 151 March 2008 Clearing a Site from the To clear a site from the meter: Meter 1. Highlight the site in the left pane. (See Figure C-14 on page C-12.) 2. Click Clear Site From Meter. 3. The program asks for confirmation. Click [OK] .

  • Page 152: Changing Meter Settings

    March 2008 Changing Meter Settings Through PanaView, GS868 users can handle remote programming of the meter. They can: • Program and change a meter’s operating parameters; • Set up, start, and stop logs; • Calibrate and test inputs and outputs; •...

  • Page 153: Changing Meter Settings

    March 2008 Changing Meter Settings 4. From the meter tree, expand the Edit Functions option. The (cont.) window now appears similar to Figure C-19 below, with a list of available menus. The menus listed are those available on the meter. Figure C-19: Meter Tree with Edit Functions Option 5.
  • Page 154 March 2008 Changing Meter Settings 6. To enter a particular option: (cont.) a. Highlight and double-click on the desired option in the left pane. Figure C-21 below shows the first entry (Transducer Number) in the Pipe parameters option. The title above the center pane lists the current entry, while the center pane displays the available selections for that entry.
  • Page 155 March 2008 Changing Meter Settings (cont.) Figure C-22: Site Edit Menu with Current Settings 7. When you have completed entering parameters in a given option, [Exit Page] click to close the option. You can then double-click on [Close] another option, or click to close the window.
  • Page 156 Appendix D...
  • Page 157 Foundation Fieldbus Communications Optional Measurements .........D-1 Configuration Utility Setup .

  • Page 158: Optional Measurements

    March 2008 Optional Measurements Foundation Fieldbus provides a means of communicating with the flowmeter. The patent numbers which apply are 5,909,363 and 6,424,872. This Foundation Fieldbus device supports 2 Analog Input (AI) blocks, which can be configured to supply the following measurements on the network (see Table D-1 below).

  • Page 159: Configuration Utility Setup

    Setup Configuration Utility v3.1. Figure D-1 below shows the Configuration Utility with a flowmeter on the network (GE Flow-XMT). Figure D-1: Configuration Utility Setup Example Note: The following procedures assume that the device has been placed in the OOS (out-of-service) mode before executing.

  • Page 160: Selecting The Desired Measurements

    March 2008 Selecting the Desired 4. After the desired measurements have been selected for the PRIMARY and SECONDARY SELECTOR, choose the unit system Measurements (cont.) (UNIT_SELECTOR above the PRIMARY_SELECTOR) that has been programmed in the flowmeter (English or SI). Figure D-2: Primary Selector Drop Down List Foundation Fieldbus Communications...

  • Page 161: Selecting Units For Ai Blocks

    March 2008 Selecting Units for AI To select the units for the individual AI blocks: Blocks 1. Double click on the AI block for which you wish to set the units (ANALOG_INPUT_1 or ANALOG_INPUT_2 in the tree under GEFlow-XMT; see Figure D-1 on page D-2). 2.

  • Page 162: Resetting Instrument Totalizers

    March 2008 Resetting Instrument To reset the instrument totalizers: Totalizers 1. Double click on the FLOW transducer block (in the tree under GEFlow-XMT; see Figure D-1 on page D-2). 2. Select the Others tab and scroll down to the CLEAR_TOTALIZERS listing.

  • Page 163: Function Block Application

    March 2008 Function Block Figure D-5 below is an example setup using the Function Block Application editor. The flowmeter AI blocks, along with the AO and Application PID of another device on the network, are displayed. We have connected the AI_1 OUT of the flowmeter to the CAS IN of the AO block.
  • Page 164 March 2008 Index Abbreviations, Volumetric Units ..1-10, 1-32 DATA ACTIV Submenu ......4-2 Submenu.
  • Page 165 March 2008 Index (cont.) GLOBL Menu ......1-28 Entering the Submenu ....2-7 Submenus .
  • Page 166 March 2008 Index (cont.) On-Line Help ......1-6 RECLL Option Card Menu ......1-50 RTD Inputs .
  • Page 167 March 2008 Index (cont.) SYSTM (CH1/CH2) Submenu ......1-10 SAVE SYSTM (GLOBL) Menu ......1-49 Submenu .
  • Page 168 DECLARATION Sensing CONFORMITY Panametrics Limited Shannon Industrial Estate Shannon, County Clare Ireland declare under our sole responsibility that the DF868 Liquid Ultrasonic Flowmeter GF868 Flare Gas Ultrasonic Flowmeter GM868 Multi-Purpose Gas Ultrasonic Flowmeter GN868 Natural Gas Ultrasonic Flowmeter GS868 Steam Mass Ultrasonic Flowmeter to which this declaration relates, are in conformity with the following standards: •...
  • Page 169 DECLARATION Sensing CONFORMITE Panametrics Limited Nous, Shannon Industrial Estate Shannon, County Clare Ireland déclarons sous notre propre responsabilité que les DF868 Liquid Ultrasonic Flowmeter GF868 Flare Gas Ultrasonic Flowmeter GM868 Multi-Purpose Gas Ultrasonic Flowmeter GN868 Natural Gas Ultrasonic Flowmeter GS868 Steam Mass Ultrasonic Flowmeter rélatif á...
  • Page 170 KONFORMITÄTS- Sensing ERKLÄRUNG Panametrics Limited Wir, Shannon Industrial Estate Shannon, County Clare Ireland erklären, in alleiniger Verantwortung, daß die Produkte DF868 Liquid Ultrasonic Flowmeter GF868 Flare Gas Ultrasonic Flowmeter GM868 Multi-Purpose Gas Ultrasonic Flowmeter GN868 Natural Gas Ultrasonic Flowmeter GS868 Steam Mass Ultrasonic Flowmeter folgende Normen erfüllen: •...
  • Page 171 1100 Technology Park Drive Billerica, MA 01821-4111 Web: www.gesensing.com Ireland Sensing House Shannon Free Zone East Shannon, County Clare Ireland...

Table of Contents