KERN CFS Operating Instructions Manual
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KERN CFS Operating Instructions Manual

Counting balance/counting system
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Operating instructions
Counting balance/counting system
KERN CFS/CCS
Version 2.0
08/2012
GB
KERN & Sohn GmbH
Ziegelei 1
D-72336 Balingen
Tel: +49-[0]7433- 9933-0
Fax: +49-[0]7433-9933-149
Internet: www.kern-sohn.com
CFS/CCS-BA-e-1220
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Summary of Contents for KERN CFS

  • Page 1 KERN & Sohn GmbH Ziegelei 1 Tel: +49-[0]7433- 9933-0 D-72336 Balingen Fax: +49-[0]7433-9933-149 E-Mail: [email protected] Internet: www.kern-sohn.com Operating instructions Counting balance/counting system KERN CFS/CCS Version 2.0 08/2012 CFS/CCS-BA-e-1220...

  • Page 2: Table Of Contents

    Adjustment reference balance CFS 3K-5, CFS 6K0.1, CFS 15K0.2, CFS 30K0.5 ..25 Adjustment reference balance CFS 50K-3 models ............27 Adjustment bulk material scales CFS 3K-5, CFS 6K0.1, CFS 15K0.2, CFS 30K0.5 ... 28 Adjustment bulk material scales CFS 50K-3 models ........... 29 Linearisation ...................
  • Page 3 Numeric entering of tare weight ..................36 Totalization ..................... 37 10.1 Manual totalizing ......................37 10.1.1 Manual totalizing CFS 3K-5, CFS 6K0.1, CFS 15K0.2, CFS 30K0.5 models ....37 10.1.2 Manual Adding CFS 50K-3 models ..................39 10.2 Automatic adding-up ....................... 42 Counting ....................

  • Page 4: Technical Data

    1 Technical data 1.1 KERN CFS KERN CFS 3K-5 CFS 6K0.1 Readability (d) 0.01 g 0.1 g Weighing range (max) 3 kg 6 kg Reproducibility 0.02 g 0.1 g Linearity ± 0.04 g ± 0.2 g Stabilization time Weighing Units...
  • Page 5 KERN CFS 15K0.2 CFS 30K0.5 Readability (d) 0.2 g 0.5 g Weighing range (max) 15 kg 30 kg Reproducibility 0.2 g 0.5 g Linearity ± 0.4 g ± 1 g Stabilization time Weighing Units kg, lb Recommended adjusting 15 kg (F2)
  • Page 6 KERN CFS 50K-3 Readability (d) Weighing range (max) 50 kg Reproducibility Linearity ± 2 g Stabilization time Weighing Units kg, lb Recommended adjusting 50 kg (F2) weight (not supplied) Warm-up time Minimum unit weight at piece count Reference unit weights at...

  • Page 7: Kern Ccs

    Dimensions of models CFS 3K-5 CFS 6K0.1 CFS 15K0.2 CFS 30K0.5 Dimensions of models CFS 50K-3 1.2 KERN CCS Counting Bulk material Weighing Readabili Weighing Recommended system balance range ty (d) plate adjustment (Max) stainless weight, not steel added, kg (class)

  • Page 8: Declaration Of Conformity

    Mark applied EU Directive Standards 2004/108/EC EN 61000-6-1 :2007 EN 61000-6-3 :2007 EN 61000-3-3 : 1995+A1 :2001+A2 :2005 EN 61000-3-2 :2006 Date: 14.07.2010 Signature: KERN & Sohn GmbH Management KERN & Sohn GmbH, Ziegelei 1, D-72336 Balingen, Tel. +49-[0]7433/9933-0,Fax +49-[0]7433/9933-149 CFS/CCS-BA-e-1220...

  • Page 9: Basic Information (General)

    The balance may only be used according to the described conditions. Other areas of use must be released by KERN in writing. 3.3 Warranty Warranty claims shall be voided in case...

  • Page 10: Monitoring Of Test Resources

    In KERN's accredited DKD calibration laboratory test weights and balances may be calibrated (return to the national standard) fast and at moderate cost. 4 Basic Safety Precautions 4.1 Pay attention to the instructions in the Operation Manual...

  • Page 11: Unpacking, Setup And Commissioning

    Carefully remove the balance from the packaging, remove plastic cover and setup balance at the intended workstation. Level balance with foot screws until the air bubble of the water balance is in the prescribed circle. When using as counting system balance and weighing bridge must be levelled. CFS/CCS-BA-e-1220...

  • Page 12: Transport Securing

    Ensure that transport guard has been removed (only existing in 6 kg models) To loosen the transport guard screw out transport screw [1] anticlockwise. For transportation carefully screw-in transport screw clockwise till to the stopper and then fix it using locknut. CFS/CCS-BA-e-1220...

  • Page 13: Counting Balance

    6.3.1 Counting balance KERN CFS (CFS 3K-5, CFS 6K0.1, CFS 15K0.2, CFS 30K0.5 models) 1. Weighing plate / rechargeable battery compartment (under weighing plate) 2. Bubble level 3. RS 232 interface 4. Second balance interface 5. Footscrews 6. ON/OFF switch 7.
  • Page 14 KERN CFS (CFS 50K-3 models) 1. Weighing plate 2. Bubble level 3. RS 232 interface 4. Second balance interface 5. Footscrews 6. Mains adapter connection 7. ON/OFF switch CFS/CCS-BA-e-1220...

  • Page 15: Counting System

    Reference scales Models CFS 50K-3 Bulk material balance KERN KFP Reference balance KERN CFS In factory the counting system KERN CCS is preconfigured in a way that no more changes will be necessary. When connecting a weighing bridge (not preconfigured by KERN) the following must be observed: ...

  • Page 16: Scope Of Delivery / Serial Accessories

    6.3.3 Scope of delivery / serial accessories KERN CFS KERN CCS Scales (s. Chap. 6.3.1) Reference balance KERN CFS, see chap. 6.3.1 Power cable Bulk material balance KERN KFP, see chap. 6.3.2 Protective cover Operating instructions KERN CFS/CCS Operating instructions...

  • Page 17: Overview Of Display

    6.4 Overview of display CFS 3K-5, CFS 6K0.1, CFS 15K0.2, CFS 30K0.5 models: Weight Average piece weight Quantity CFS 50K-3 models: Weight Average piece weight Quantity CFS/CCS-BA-e-1220...

  • Page 18: Display Weight

    The arrows [] above the symbols show: Number of parts placed on balance too small Piece below minimum weight of piece Data in summation memory Active balance: 1. Reference balance KERN CFS 2. Bulk material balance KERN KFP CFS/CCS-BA-e-1220...

  • Page 19: Display Quantity

    Sum of the placed parts is displayed, see chapter 10 The arrows [] above the symbols show: Tolerance control in counting mode Tolerance control in weighing mode Goods to be weighed above tolerance limit Goods to be weighed within tolerance range Goods to be weighed below tolerance limit CFS/CCS-BA-e-1220...

  • Page 20: Keyboard Overview

    6.5 Keyboard overview CFS 3K-5, CFS 6K0.1, CFS 15K0.2, CFS 30K0.5 models: Selection Function in Weighing mode Function in Menu  Numeric keys …..  Decimal point At numeric input digit selection to the left Delete key Addition in summation...
  • Page 21  Numeric input of the Function /parameter average piece weight see selection chapter 11.2 Switch-over weighing unit Taring key Confirm Back to menu/weighing Zeroing key mode CFS/CCS-BA-e-1220...
  • Page 22 Modelle CFS 50K-3 Selection Function in Weighing mode Function in Menu  Numeric keys Indirect memories ….. (s. chap. 12.3.1) Decimal point Delete key Addition in summation Data output memory (menu setting Printout chapter 13.2) Display total weight /number of weighings / total...
  • Page 23 11.1 Numeric input of the average piece weight see chapter 11.2 Switch-over weighing unit Taring key Confirm Zeroing key Back to menu At numeric input digit or in weighting mode selection to the right CFS/CCS-BA-e-1220...

  • Page 24: Mains Connection

    Before connecting or disconnecting of additional devices (printer, PC) to the data interface, always disconnect the balance from the power supply. With your balance, only use accessories and peripheral devices by KERN, as they are ideally tuned to your balance.

  • Page 25: Adjustment

    In order to avoid errors at the piece quantity determination, both balances must be adjusted with the same acceleration due to gravity. In case of non-compliance counting errors will result! 7.1 Adjustment reference balance CFS 3K-5, CFS 6K0.1, CFS 15K0.2, CFS 30K0.5 Operation Display ...
  • Page 26  After the adjustment the balance will carry out a self-test. Remove adjusting weight during selftest, balance will return into weighing mode automatically. In case of an adjustment error or incorrect adjusting weight the display will show an error message ), repeat adjustment process. CFS/CCS-BA-e-1220...

  • Page 27: Adjustment Reference Balance Cfs 50K-3 Models

    7.2 Adjustment reference balance CFS 50K-3 models Operation Display  Switch-on balance and during the selftest press  Use the numeric keys to enter password:  Enter sandard password „0000“  Confirm input by  When using as counting system, the bulk material balance as well as the reference balance must be adjusted.

  • Page 28: Adjustment Bulk Material Scales Cfs 3K-5, Cfs 6K0.1, Cfs 15K0.2, Cfs 30K0.5

    7.3 Adjustment bulk material scales CFS 3K-5, CFS 6K0.1, CFS 15K0.2, CFS 30K0.5 Not pre-configured by KERN Operation Display  Switch-on balance and during the selftest press  Use the number keys to enter password standard password „0000“  Confirm input by ...

  • Page 29: Adjustment Bulk Material Scales Cfs 50K-3 Models

    7.4 Adjustment bulk material scales CFS 50K-3 models Not pre-configured by KERN Operation Display  Switch-on balance and during the selftest press  Use the numeric keys to enter password:  Default password "0000"  Confirm input by  to select bulk material scales („ Remote“).

  • Page 30: Linearisation

    Observe stable environmental conditions. Stabilisation requires a certain warm-up time. After successful linearisation you will have to carry out calibration; see chapter 3.4 “testing instruments control”. 8.1 Linearisation CFS 3K-5, CFS 6K0.1, CFS 15K0.2, CFS 30K0.5 models: Operation Display  Switch-on balance and during the selftest press ...

  • Page 31: Table Linearization Points

    Weight 1 Weight 2 „A 2 kg“ „A 6 kg“ 6 kg 2 kg 6 kg „A 5 kg“ „A 15 kg“ 5 kg 15 kg 15 kg „A 10 kg“ „A 30 kg“ 10 kg 30 kg 30 kg CFS/CCS-BA-e-1220...

  • Page 32: Linearisation Cfs 50K-3 Models

    8.2 Linearisation CFS 50K-3 models Operation Display  Switch-on balance and during the selftest press  With the numerical keys enter the password „ 9999“: Confirm input with  „tECH LoCAL“ is displayed, should it not be  select „tECH LoCAL“.

  • Page 33: Table Linearisation Points Cfs 50K-3 Models

    In case of fault or a wrong weight an error message ) will appear, then repeat the linearization procedure. 8.2.1 Table linearisation points CFS 50K-3 models. Max: 50 kg Display Weight „L0Ad 0“...

  • Page 34: Basic Operation

    9.3 Switch over balance/weighing bridge For piece counting a weighing bridge can be connected via the second balance interface. In the counting system KERN CCS the quantity counting is made on the bulk material balance KERN KFP. The reference balance KERN CFS permits due to its high resolution a very precise determination of the average piece weight.
  • Page 35 In the display appears The appeared [] displays the current balance. CFS 3K-5, CFS 6K0.1, CFS 15K0.2, CFS 30K0.5 models: (1) Reference balance KERN (2) Bulk material scales Example: KERN KFP...

  • Page 36: Weighing With Tare

     The tare value remains stored until it will be deleted by TARE. The tare value will be rounded up according to the readability of the balance, e.g. at a balance 60 kg max/5 g readability the input value of 103 g will be displayed as -105 g. CFS/CCS-BA-e-1220...

  • Page 37: Totalization

    (see chap. 10.1 or 10.2)  If necessary, tare the empty balance container. 10.1 Manual totalizing 10.1.1 Manual totalizing CFS 3K-5, CFS 6K0.1, CFS 15K0.2, CFS 30K0.5 models With this function the individual weighing values are added into the summation memory by pressing and edited, when an optional printer is connected.
  • Page 38 Total number of pieces: balance: procedures: Delete weighing data:  Press , the total weight, number of weighing procedures as well as total number of items are displayed. During this display press . The data in the summation memory are deleted. CFS/CCS-BA-e-1220...

  • Page 39: Manual Adding Cfs 50K-3 Models

    10.1.2 Manual Adding CFS 50K-3 models With this function the individual weighing values are added into the summation memory by pressing and edited, when an optional printer is connected. Add up:  Place weighing goods A. Wait until the stability display appears, then press .
  • Page 40 Total number of pieces Delete weighing data:  Press , the total weight, number of weighing procedures as well as total number of items are displayed. During this display press . The data in the summation memory are deleted. CFS/CCS-BA-e-1220...
  • Page 41 Active balance, see chap. 9.3. User identification number, see chapter 13.2 Currently placed net weight U. W. Average piece weight (Unit weight) Currently placed number of pieces (Pieces) Placed total weight (Total weight) Total number of pieces (Total pieces) Number weighing processes CFS/CCS-BA-e-1220...

  • Page 42: Automatic Adding-Up

    CFS 3K-5, CFS 6K0.1, CFS 15K0.2, CFS 30K0.5 models: Menu settings: „F1 off“  „ACC“  „ON“ and „F2 Prt“  „P mode“  „Print“  „Au ON“, (see chap.

  • Page 43: Counting

    (in CFS 50K-3 models). After the reference optimization sounds a signal tone. As the additional pieces increase the base for the calculation, the reference also becomes more exact.

  • Page 44: Determination Of The Average Piece Weight By Weighing

    11.1 Determination of the average piece weight by weighing 11.1.1 CFS 3K-5, CFS 6K0.1, CFS 15K0.2, CFS 30K0.5 models: Set reference  Reset balance to zero or tare the empty weighing container if necessary.  Place on the weighing plate a known number (e.g. 10 items) of individual pieces as a reference.

  • Page 45: Cfs 50K-3 Models

    11.1.2 CFS 50K-3 models: Set reference  Reset balance to zero or tare the empty weighing container if necessary.  Place on the weighing plate a known number (e.g. 10 items) of individual pieces as a reference. Wait for the stability display, than enter the number of individual items via the numeric keypad.

  • Page 46: Numeric Input Of The Average Piece Weight

    As the additional pieces increase the base for the calculation, the reference also becomes more exact. By pressing (CFS 50K-3 models) recalculation can be avoided and thus the reference weight locked. Automatic reference optimization will be deactivated as soon as the number of added parts exceeds the saved reference quantity.

  • Page 47: Counting With Counting System

    Counting with bulk material balance: 1. On the reference balance KERN CFS set average piece weight, see chap. 11.1. or chap. 11.2. 2. Switch over balance with (s. chap. 9.3) 3.

  • Page 48: Weighing To A Certain Target Weight /Target Quantity And Tolerance Control

    Display  Press , the active tolerance weighing mode is indicated.  If necessary select with (CFS 50K-3 models) „Tolerance control weighing mode“  Press the key TARE, which shows the currently set upper threshold.   Using numeric keyboard enter desired value or delete using ...
  • Page 49 CFS 3K-5, CFS 6K0.1, CFS 15K0.2, CFS 30K0.5 models:  Press , tolerance control is started. The  symbol over appears.  Place the weighing goods and with help of the tolerance mark  check if the net weight of the weighed goods is under, within or over the specified tolerance.
  • Page 50 Modelle CFS 50K-3 models: , tolerance control is started. The  symbol over  Press appears.  Place the weighing goods and with help of the tolerance mark  check if the net weight of the weighed goods is under, within or over the specified tolerance.

  • Page 51: Tolerance Control In Counting Mode

    Display  Press , the active tolerance weighing mode is indicated.  If necessary select with . or (CFS 50K-3 models) „Tolerance control counting mode“  Press , the currently set upper limit value is displayed.   Using numeric keyboard enter desired value e.g. 50 items or delete using ...
  • Page 52 CFS 3K-5, CFS 6K0.1, CFS 15K0.2, CFS 30K0.5 models:  Press , tolerance control is started. The  symbol over appears.  Determine the average piece weight (see chap. 11.1 or 11.2), place the weighing goods and check using the tolerance mark , if the number of the placed pieces is under, within or above the specified tolerance.
  • Page 53 CFS 50K-3 models: , tolerance control is started. The  symbol over  Press appears.  Determine the average piece weight (see chap. 11.1 or 11.2), place the weighing goods and check using the tolerance mark , if the number of the placed pieces is under, within or above the specified tolerance.

  • Page 54: Delete Limit Values

    12.3 Store data The balance has over 100 indirect memories and 5 direct memories (only CFS 50K-3 models) for frequently used tare values, average unit weights and additional texts. These data can be accessed by calling up the corresponding number of a certain article.
  • Page 55  Enter the additional text as follows (max. 12 characters, e.g. "KERN 1234 AB"). For input of numbers, actuate shortly the numeric button For input of letters press the numeric button and keep it pressed until the desired letter is displayed.
  • Page 56  Confirm input by . The data are stored under the entered PLU-number; the data can be called-up at any time by calling the respective PLU-number. CFS/CCS-BA-e-1220...
  • Page 57  Via numeric keys "2" and "7" enter memory location "27".  Press , the currently stored additional text will appear. The first digit is flashing.  Delete additional text with necessary.  Enter the additional text as follows (max. 12 characters, e.g. "KERN 1234 AB"). CFS/CCS-BA-e-1220...
  • Page 58 Overview data input / data output:  Confirm input by The data are stored under the entered PLU-number; data can be called-up at any time by calling the respective PLU-number (see chap. 12.3.2) . The stored unit weight is displayed. CFS/CCS-BA-e-1220...

  • Page 59: Call Up Stored Values

    12.3.2 Call up stored values CFS 3K-5, CFS 6K0.1, CFS 15K0.2, CFS 30K0.5 models: Operation Windows  When using as counting system select using the balance, on which the tare value is stored. The appeared [] displays the current balance.
  • Page 60 CFS 50K-3 models: Operation Windows  When using as counting system select the balance using , on which the tare value is stored. The appeared [] displays the current balance.  Press  Via numeric keys "2" and "7" enter memory location "27".

  • Page 61: Printing

    12.3.3 Printing When connecting an optional printer, the data can be edited by pressing Printout example: LOCAL SCALE ID: 123ABC NAME: KERN 1234 AB 1.9003 kg NET 10 g U.W. 190 PCS LOCAL/REMOTE SCALE Active balance, see chap. 9.3 User identification number, see chapter 13.2...

  • Page 62: Storing Into Indirect Memory Locations (Only Cfs 50K-3 Models)

    12.4 Storing into indirect memory locations (only CFS 50K-3 models) Buttons 12.4.1 Save Operation Windows  When using as counting system use to select the balance, on which the tare value is stored. The appeared [] displays the current balance.

  • Page 63: Calling Up

    1.9003 kg NET 10 g U.W. 190 PCS LOCAL/REMOTE SCALE Active balance, see chap. 9.3 User identification number, see chapter 13.2 NAME Additional text Placed net weight U. W. Average piece weight (Unit weight) Placed number of pieces (Pieces) CFS/CCS-BA-e-1220...

  • Page 64: Menu

     Press TARE , the balance will return to submenu Acknowledge setting / exit the menu  Set further settings either in the menu or with in CFS 50K-3 models return to the main menu. Return to weighing  Press again in CFS 50K-3 models...

  • Page 65: Menu Overview

    13.2 Menu overview CFS 3K-5, CFS 6K0.1, CFS 15K0.2, CFS 30K0.5 models: Menu block Menu item Available Explanation Main menu Submenu Settings Signal tone switched off Signal tone on, if weighing value within tolerance limits Signal tone on, if weighing value...
  • Page 66 Not documented Shows the current user identification number, max. 6 digits Shows the current balance identification number, max. 6 digits Details password-protected s.Chap. 14 CFS 50K-3 models: Menu block Menu item Available Explanation Main menu Submenu Settings Signal tone switched off...
  • Page 67 8 bits, no parity 7 bits, even parity 7 bits, odd parity Standard printer setting Not documented Shows the current user identification number, max. 6 digits Shows the current balance identification number, max. 6 digits Details password-protected s.Chap. 14 CFS/CCS-BA-e-1220...

  • Page 68: Configuration Bulk Material Balance / Technical Parameters

     Changes should only be carried out by trained specialized personnel.  Navigation in menu see chap. 13.1 In factory the balance KERN CFS or the counting system KERN CCS are preconfigured in a way that normally no more changes will be necessary.
  • Page 69 Menu settings: Call up menu  Switch-on balance and during the selftest press The first menu block is displayed.  Press repeatedly (in CFS 50K-3 models) press again until is displayed.      Confirm with TARE. The request to enter the password appears.
  • Page 70 CFS 3K-5, CFS 6K0.1, CFS 15K0.2, CFS 30K0.5 models: Navigation in the menu  With help of , the individual menu items can be selected one after the other.  Confirm selected menu item by pressing . The current setting will be displayed.
  • Page 71   is displayed, request to repeat the password  input. Enter code anew and press to acknowledge. If entry was successful, is displayed, if false, appears. In this case repeat the code input. CFS/CCS-BA-e-1220...
  • Page 72 CFS 50K-3 models: Reference balance: „tECH LoCAL“ Navigation in the menu  With help of , the individual menu items can be selected one after the other.  Confirm selected menu item by pressing . The current setting will be displayed.
  • Page 73   is displayed, request to repeat the password  input. Enter code anew and press to acknowledge. If entry was successful, is displayed, if false, appears. In this case repeat the code input. CFS/CCS-BA-e-1220...
  • Page 74  Press  Balance capacity.  Settings only possible on the bulk material balance.   Press The currently set capacity is displayed. For changes delete display using and enter the desired value via the numeric keyboard. Confirm input by CFS/CCS-BA-e-1220...
  • Page 75 .   is displayed, request to repeat the password input.  Enter code anew and press to acknowledge. If entry was successful, is displayed, if false, appears. In this case repeat the code input. CFS/CCS-BA-e-1220...

  • Page 76: Second Balance Interface

    Detailed description of the interface parameters see chap. 13.2, Menu block " ". 16.1 Pin allocation of balance output bushing: CFS 3K-5, CFS 6K0.1, CFS 15K0.2, CFS 30K0.5 models: Pin 2: TXD - Output Pin 3: RXD - Input Pin 5: GND - Signal ground...

  • Page 77: Technical Data

    CFS 50K-3 models: Pin 2: RXD - Input Pin 3: TXD - Output Pin 5: GND - Signal ground 16.2 Technical data CFS 3K-5, CFS 6K0.1, CFS 15K0.2, CFS 30K0.5 models: Connection D-Sub 9 poles jack Pin 2 output Pin 3 input...

  • Page 78: Remote Control Instructions

    Switch over to bulk material scales 16.3.2 Printing commands Selection reference or bulk material balance User identification number Balance identification number Net weight Gross weight Average piece weight Tare value Counting Total number of pieces Total weight Number weighing processes Insert space line CFS/CCS-BA-e-1220...

  • Page 79: Service, Maintenance, Disposal

    Spilled weighing goods must be removed immediately. 17.2 Service, maintenance The appliance may only be opened by trained service technicians who are authorized by KERN. Before opening, disconnect from power supply. 17.3 Disposal Disposal of packaging and appliance must be carried out by operator according to valid national or regional law of the location where the appliance is used.

  • Page 80: Instant Help

    The weighing result is The display of the balance is not at zero obviously incorrect Adjustment is no longer correct. Great fluctuations in temperature. Warm-up time was ignored. Electromagnetic fields / static charging (choose different location/switch off interfering device if possible) CFS/CCS-BA-e-1220...

  • Page 81: Error Messages

    Value outside the A/D Weighing plate not changer range installed Damaged weighing cell Damaged electronics Adjustment error Inappropriate adjustment Should other error messages occur, switch balance off and then on again. If the error message remains inform manufacturer. CFS/CCS-BA-e-1220...

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