Any suggestions by Seller or Seller’s agents regarding use, application or suitability of the products shall not be construed as an express warranty unless confi rmed to be such in writing by Seller. Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
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Status Data ............................12-17 States of Discrete I/O ..........................12-21 Blower State Indicator ..........................12-25 Data that can be Written to the Blower PLC .................... 12-26 Discrete Blower Commands ....................... 12-26 TOC - 3 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
NOTE - Notes are shown when there are additional infor- mation pertaining to the instructions explained. 1 – 1 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
Recycle Valve. Used to control the Discharge Recycle let scrubber. Calculated: Scrubber Inlet Pressure minus Valve. Scrubber Outlet Pressure. Main Motor AC induction motor that is coupled to and drives the blower. 1 – 2 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
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PLC and displayed as a pressure. RTD stands for “Resistance Temperature Detector.” RTDs use electrical resistance to measure temperature. This resistance is read by the PLC and displayed as a temperature. 1 – 3 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
Orange Tracer. • All equipment grounds must be Green/Yellow. For ground conductors larger than #6 AWG, apply Green/ Yellow heat shrink or color conductor with marker at both ends. 1 – 6 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
• Where the cables to the motor are longer than 500’, always use a DV/DT load fi lter (customer must pro- vide Vilter with cable lengths from feeder to starter and from starter to motor). 1 – 7 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
When a start is initiated, the blower package will start if • Target pressure – the desired suction or discharge all permissives to run are met. If all permissives to run pressure the blower package will try to maintain. 2 – 2 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
Alarms and Trips may be general or blower-specifi c. A general trip will shut down the entire blower package, a blower-specifi c trip will only shut down the affected 2 – 3 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
• Emergency Stop pushbutton on the door of the blow- lation contactor, or other safety power removal device. er control panel must be pulled out. Figure 2-2. Control Panel Master Power and Emergency Stop Electrical Circuit 2 – 5 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
When the aftercooler outlet temperature exceeds TARGET START TEMPERATURE OR PRESSURE FANS TURNING ON FANS TURNING OFF STEP # Figure 2-3. Operational Diagram - Air Cooled Aftercooler (Step Type) 2 – 6 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
“Start Aftercooler At” set in the “VFD Type Aftercooler Setpoints” screen, the fan(s) will start at a settable Figure 2-4. Operational Diagram - Air Cooled Aftercooler (VFD Type) 2 – 7 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
“Open Valve At” setpoint in the “Water Cooled Aftercooler Setpoints” screen, the valve will open to a settable minimum position. Figure 2-5. Operational Diagram - Water Cooled Gas Aftercooler 2 – 8 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
• Dual pumps may be used. Selection of Pump A or ated on the blower HMI. The alarm or trip action B is made in the Confi guration screen. is confi gurable depending on the site and location 2 – 9 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
An electronic copy of the blower PLC manual is accessed Screens are divided into groups, all of which are acces- from the Main Menu Screen. sible from the Main Menu Screen. Figure 4-1. Main Menu Screen 4 – 1 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
HMI will automatically log out the current user. • May Operate the machine in Manual mode • May view setpoints, calibration data, and diagnostics • May change setpoints Figure 4-2. Login Popup Screen 4 – 2 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
The options that may be confi gured by the Figure 5-1. Confi guration Screen - All Options Shown (Supervisor Level) 5 – 1 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
The machine will contin- ue to run (if running) in local mode. • Trip Machine – Communication Fault will shut the machine down. 5 – 2 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
Defi ne Device Names screens. See “Defi ne Device Names” later in this section for more information. BACK TO MENU Pressing the “Back to Menu” button navigates back to the main menu screen. 5 – 3 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
P&ID diagram. The “Device Names” group of screens is divided into three sections, see Figure 5-3. Figure 5-4. Defi ne Device Names - Devices and Vessels (Supervisor Level) 5 – 4 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
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In Figure 5-5, this screen allows the user to edit device names shown on the screen for instrumentation in- stalled on the blower unit or package. Figure 5-5. Defi ne Device Names - Instrumentation (Supervisor Level) 5 – 5 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
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In addition, messages for 5 user-defi ned alarms and trips may be defi ned on this screen. Figure 5-6. Defi ne Device Names - Alarm and Trip 1 (Supervisor Level) (1 of 2) 5 – 6 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
Enter the known pressure (in transducer units) into “Target Value.” The controller will calculate an off- set based on the known pressure that was entered. Figure 6-3. Pressure Calibration Screen - 3 of 3 6 – 3 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
Enter the span of the transmitter in degrees Fahrenheit. For a 32-392 Fahrenheit transmitter, Enter “32” for XDCR Min and “392” for XDCR Max. Figure 6-4. Temperature Calibration Screen 6 – 4 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
Enter the Span of the transmitter. • Main Motor VFD Speed Enter minimum scale value in “XDCR Min” and full scale value for “XDCR Max.” Figure 6-5. Other Analog Calibration Screen 6 – 5 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
(or if no user is logged in) appear as text only and cannot changing the setpoint, push the “ESC” key. be changed. Current Setpoint Value Acceptable Range Figure 7-1. Numeric Entry Pop-up Screen 7 – 1 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
PID Speed Control, they will all run at the source must be selected for both suction and discharge same speed. pressure. Figure 7-2. Blower Confi guration Screen 7 – 2 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
PID calculation. • Integral Gain (Ki): This is the integral constant of the PID calculation. • Derivative Gain (Kd): This is the derivative constant of the PID calculation. 7 – 3 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
Suction PID TUNING Pressure reaches this setpoint. • Loop Update Time: This is the cycle time of the PID Figure 7-4. Blower Control Screen - Discharge Pressure 7 – 5 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
RTDs are installed. Setpoints are only shown for applicable alarm and trip points. Figure 8-1. Alarm and Trip Setpoints Screen - 1 of 2 8 – 1 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
• Outlet Scrubber Pressure Drop: High alarm setpoint for pressure drop across the outlet scrubber. • Main Motor FLA: Convenience calculation for motor amp limits. Figure 8-2. Alarm and Trip Setpoints Screen - 2 of 2 8 – 2 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
The PID calculation will update every cycle of the loop update timer. • Proportional Gain (Kp): Defi nes the Proportional Constant of the PID calculation. Figure 9-1. Aftercooler (VFD Type) Screen 9 – 1 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
• Aftercooler Fan Confi guration: Truth table that de- fi nes which fan outputs are turned on in each step. Figure 9-2. Aftercooler (Step Type) Screen 9 – 2 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
• Loop Update Time: Defi nes the PID controller loop time. The PID calculation will update every cycle of the loop update timer. Figure 9-3. Water Cooled Aftercooler Screen 9 – 3 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
The PID calculation will update every cycle of the loop update timer. • Proportional Gain (Kp): Defi nes the Proportional Constant of the PID calculation. Figure 9-4. Discharge Recycle Valve Screen 9 – 4 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
For more information on operating modes, see the sec- correct tion on Operational Descriptions. • Local: Pressing the Local pushbutton puts the blower control in local mode. Figure 9-5. Start Menu Popup Screen 9 – 5 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
• BITS/REALS FROM DCS: • Shows commands from a central controller or DCS to verify communications setup with a cen- tral controller or DCS. Figure 10-1. IO/Comms Diagnostics Screen 10 – 1 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
Each event is logged with a time and date stamp. To scroll through past events, use the navigation buttons at the bottom of the screen. Figure 10-2. Event List Screen 10 – 2 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
Pressing the force button again removes the force. • Pressing “Clear all Forces” removes all active forces. Figure 10-3. Diagnostics Forced Output Screen 10 – 3 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
Data from the last 5 shutdowns are logged. Each shut- down is given a time and date stamp. The most recent shutdown is on the left. Figure 10-4. Captured Data at Shutdown Screen 10 – 4 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
User defi ned Alarm 4 Message Defi ned in "Device Names" Screens (A019) Alarm: User Defi ned Alarm 5 User defi ned Alarm 5 Message Defi ned in "Device Names" Screens 11 – 2 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
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Blower 2 Discharge Temperature Discharge Temperature exceeds "Discharge Temperature" High Alarm Setpoint (A041) Alarm: Blower 2 - High Blower 2 Discharge Pressure exceeds Discharge Pressure "Discharge Pressure" High Alarm Setpoint 11 – 3 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
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"Suction Pressure" Low Alarm Setpoint (A083) Alarm: Blower 4 - High Phase Phase A Motor Winding Active if Displaying Motor Winding A Temperature Temperature exceeds Motor Temperatures Winding Temperature High Alarm Setpoint 11 – 5 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
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Level Switch Activated Scrubber is Present (A107) Alarm: Lower Inlet Scrubber Inlet Scrubber Lower Section High Active if Coalescing Type Inlet High High Level High Level Switch Activated Scrubber is Present 11 – 6 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
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Blower 1 Suction Temperature 1 Suction Temperature Instrument is Disconnected or Raw value is less than 3.5 mA or Greater than 20.5 mA (if using a 4-20mA Temperature Transmitter). 11 – 7 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
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(A129) Alarm: Out Of Range: Recycle Pressure Instrument is Active if a Recycle Valve is Present Discharge Recycle Control Pressure Disconnected or Raw value is less than 3.5 mA or Greater than 20.5 11 – 8 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
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"Suction Pressure" Low Trip Setpoint (T083) Trip: Blower 4 - High Phase A Phase A Motor Winding Temperature Active if Displaying Motor Winding Temperature exceeds Motor Winding Temperatures Temperature High Trip Setpoint 11 – 12 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
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Inlet Scrubber Upper Section High Active if Coalescing Type Inlet High High Level High Liquid Level Switch Activated Scrubber is present (Selected Action = TRIP) (T105) Trip: (Unassigned) (T106) Trip: (Unassigned) 11 – 13 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
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RTD Input is Disconnected or Raw Active if Winding Temperatures are Phase C Temperature Value is less than 3.5 mA or greater being monitored. than 20 mA (If using 4-20mA Transmitter) 11 – 14 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
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20 mA (T139) Trip: Out Of Range: Blower 3 Pressure Instrument is Disconnected Suction Pressure or Raw Value is less than 3.5 mA or greater than 20 mA 11 – 15 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
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RTD Input is Disconnected or Raw Active if Winding Temperatures are Phase B Temperature Value is less than 3.5 mA or greater being monitored. than 20 mA (If using 4-20mA Transmitter) 11 – 16 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
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Motor Amps input is Disconnected Motor Amps or Raw Value is less than 3.5 mA or greater than 20 mA (T157) Trip: Unassigned (T158) Trip: Unassigned (T159) Trip: Unassigned 11 – 17 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
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(S118) Status: Rung Edit Detected Indicates that the Blower PLC program has been edited. (S119) Status: Not Assigned (S120) Status: Not Assigned (S121) Status: Not Assigned (S122) Status: Not Assigned 11 – 21 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
• DC power supplies must be powered up and functional, “DC OK” Relay must be energized. • CompactLogix processor must be powered up and functional, “PLC OK” Output must be ON. • Optional/External Emergency Stop Devices are not tripped. 11 – 22 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
A watchdog timer is used to monitor the status of the communication link between the blower PLC and Central Controller/DCS. It is only necessary to write watch- dog logic when the Central Controller/DCS is sending 12 – 1 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
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(T150) Trip: Out Of Range: Blower 4 Discharge Temperature BOOL_OUT[15].22 (T151) Trip: Out Of Range: Blower 4 Phase A Temperature BOOL_OUT[15].23 (T152) Trip: Out Of Range: Blower 4 Phase B Temperature 12 – 15 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
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(T155) Trip: Out Of Range: Blower 4 DE Temperature BOOL_OUT[15].27 (T156) Trip: Out Of Range: Blower 4 Motor Amps BOOL_OUT[15].28 (T157) Trip: Unassigned BOOL_OUT[15].29 (T158) Trip: Unassigned BOOL_OUT[15].30 (T159) Trip: Unassigned BOOL_OUT[15].31 12 – 16 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...
BLOWER 1 State Indicator BLOWER 2 State Indicator BLWR_STATE_IND[2] BLOWER 3 State Indicator BLWR_STATE_IND[3] BLWR_STATE_IND[4] BLOWER 4 State Indicator State Description Out of Service Stopped Anti-Recycle Disabled Standby Running 12 – 25 Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP...