KERN CPB-N Instruction Manual

Counting balance
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Instruction Manual
Counting balance
KERN CPB-N / CPB-DM
Version 2.4
08/2014
GB
KERN & Sohn GmbH
Ziegelei 1
D-72336 Balingen
E-Mail:
info@kern-sohn.com
CPB-N / CPB-DM-BA-e-1424
Phone +49-[0]7433- 9933-0
Fax +49-[0]7433-9933-149
Internet:
www.kern-sohn.com

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Summary of Contents for KERN CPB-N

  • Page 1 KERN & Sohn GmbH Ziegelei 1 Phone +49-[0]7433- 9933-0 D-72336 Balingen Fax +49-[0]7433-9933-149 E-Mail: Internet: info@kern-sohn.com www.kern-sohn.com Instruction Manual Counting balance KERN CPB-N / CPB-DM Version 2.4 08/2014 CPB-N / CPB-DM-BA-e-1424...
  • Page 2: Table Of Contents

    Mains connection ......................14 Rechargeable battery operation (optional) ..............14 Connection of peripheral devices ................14 Initial Commissioning ....................14 Adjustment........................15 6.7.1 Models CPB-N (non verified models) ..................15 6.7.2 Models CPB-DM (verified models) ................... 17 Linearization (non-verified models only) ..............19 Verification ........................22 6.9.1 Adjustment switch and seals ....................
  • Page 3 13.1 Technical data ......................47 13.2 Remote control instructions ..................47 Service, maintenance, disposal ..............48 14.1 Cleaning ........................48 14.2 Service, maintenance ....................48 14.3 Disposal ........................48 14.4 Error messages ......................48 Instant help ....................49 Declaration of conformity ................50 CPB-N / CPB-DM-BA-e-1424...
  • Page 4: Technical Data

    320 x 350 x 125 mm (W x D x H) Weighing surface 294 x 225 mm Permissible ambient 0° C to + 40° C condition Humidity of air max. 80 % relative (not condensing) Net weight (kg) 3.8 kg CPB-N / CPB-DM-BA-e-1424...
  • Page 5 320 x 350 x 125 mm (W x D x H) mm Weighing surface 294 x 225 mm Permissible ambient -10° C to + 40° C condition Humidity of air max. 80 % relative (not condensing) Net weight (kg) 3.8 kg CPB-N / CPB-DM-BA-e-1424...
  • Page 6: Appliance Overview

    2 Appliance overview 1. Weighing plate / rechargeable battery compartment (under weighing plate) 2. Bubble level 3. RS 232 interface 4. Footscrews 5. ON/OFF switch 6. Mains adapter connection 7. Adjustment switch CPB-N / CPB-DM-BA-e-1424...
  • Page 7: Overview Of Display

    Stored target quantity / target weight PRESET Number of pieces placed on balance too small 2.1.3 Display quantity Here, all the pieces placed on balance are immediately displayed by number. The arrows above the symbols show: Data in the summation memory CPB-N / CPB-DM-BA-e-1424...
  • Page 8: Keyboard Overview

    • Output to external device (printer) or PC • Enter reference weight through weighing • Numeric entry reference weight • Function /parameter selection • Taring key • Save • Zeroing key • Back to weighing mode CPB-N / CPB-DM-BA-e-1424...
  • 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

    Information is available on KERN’s home page (www.kern-sohn.com with regard to the monitoring of balance test substances and the test weights required for this. In KERN's accredited DKD calibration laboratory test weights and balances may be calibrated (return to the national standard) fast and at moderate cost.
  • Page 11: Unpacking, Setup And Commissioning

    Carefully remove the balance from the packaging, remove plastic cover and setup balance at the intended workstation. 6.2.1 Placing Level balance with foot screws until the air bubble of the water balance is in the prescribed circle. CPB-N / CPB-DM-BA-e-1424...
  • Page 12 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. CPB-N / CPB-DM-BA-e-1424...
  • Page 13: Scope Of Delivery

    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 14: Adjustment

    Observe stable environmental conditions. A warming up time (see chapter 1) is required for stabilization. Ensure that there are no objects on the weighing plate. Provide calibration weight, for details, see chapter 1 "Technical Data. " 6.7.1 Models CPB-N (non verified models) Operation Display  Switch on balance and during self-check press the TARE key ...
  • Page 15  While the balance carries out a self test, remove the adjustment weight.   After successful adjustment the balance automatically returns to weighing mode. In case of an adjustment error or incorrect adjusting weight the display will show an error message; repeat adjustment process. CPB-N / CPB-DM-BA-e-1424...
  • Page 16: Models Cpb-Dm (Verified Models)

    TARE button  Use the number keys to enter password: either • Default password "0000"  • Personal password, enter under [F6 PKn ] function see chap.12  Confirm with TARE button CPB-N / CPB-DM-BA-e-1424...
  • Page 17  While the balance carries out a self test, remove the adjustment weight.  After successful adjustment the balance automatically returns to weighing mode. In case of an adjustment error or incorrect adjusting weight the display will show an error message; repeat adjustment process. CPB-N / CPB-DM-BA-e-1424...
  • Page 18: Linearization (Non-Verified Models Only)

    15 kg 30 kg Operation Display How to carry out linearization:  Switch on balance and during self-check press the TARE key  Use the numeric keys to enter password „9999“  Confirm with TARE button  CPB-N / CPB-DM-BA-e-1424...
  • Page 19 „LoAd 3“ appears.  Forth adjustment weight after a short time a signal will sound and „LoAd 2“ appears.  Third adjustment weight after a short time a signal will sound and „LoAd 1“ appears CPB-N / CPB-DM-BA-e-1424...
  • Page 20 „LoAd 0“ appears.  First adjustment weight  After successful linearization the balance automatically returns to weighing mode. In case of an adjustment error or incorrect adjusting weight the display will show an error message; repeat linearization process. CPB-N / CPB-DM-BA-e-1424...
  • Page 21: Verification

    The weighing result of the balance is outside the error limit. Therefore, in • regular intervals load balance with known test weight (ca. 1/3 of the max. load) and compare with displayed value. The reverification deadline has been exceeded. • CPB-N / CPB-DM-BA-e-1424...
  • Page 22: Adjustment Switch And Seals

    For position of switch see chap. 6.9.1. Attention: After destruction of the seal the balance must be re-verified by an authorised agency and a new verification wire/seal mark fitted before it can be reused for applications subject to verification. CPB-N / CPB-DM-BA-e-1424...
  • Page 23: Service Mode (Verified Models)

    Change / save settings:  Confirm selected function by pressing . Select desired setting by pressing and confirm by pressing or cancel by pressing Exit menu:  Using the balance returns into the weighing mode. CPB-N / CPB-DM-BA-e-1424...
  • Page 24 F8 oFF oF 0* Automatic shutdown off oF 3 Automatic shutdown after 3 min Auto Off oF 5 Automatic shutdown after 5 min oF 15 Automatic shutdown after 15 min oF 30 Automatic shutdown after 30 min CPB-N / CPB-DM-BA-e-1424...
  • Page 25 Signal sound, when the load is above the upper limit value HiGH  P-tArE F11 t n Always use this setting o-tArE Reset to default setting F12 rSt F13 bEE Acoustic signal when pressing button Automatic correction of reference weight F14 AUW CPB-N / CPB-DM-BA-e-1424...
  • Page 26: Operation Mode

    Place load onto weighing plate If weighing values are stable the arrow will be displayed above the - symbol. If the goods are heavier than the weighing range, display will show " " (=Overload), and a whistle is sounded. CPB-N / CPB-DM-BA-e-1424...
  • Page 27: Weighing With Taring

    • The taring process can be repeated any number of times, e.g. when adding several components for a mixture (adding). The limit is reached when the whole weighing range is exhausted. • The tare value will be rounded off according to the readability of the weighing scales. CPB-N / CPB-DM-BA-e-1424...
  • Page 28 The total weight of the container is tared away. Now read off the weight of the Add more components into the weighing added item to be weighed on the container (adding). display. Delete tare value:  Unload the weighing platform and press CPB-N / CPB-DM-BA-e-1424...
  • Page 29: Display Background Illumination

    • Display background illumination off • Display background illumination on • Display background illumination automatically off Select desired setting by The setting is taken over and the balance changes into weighing mode. CPB-N / CPB-DM-BA-e-1424...
  • Page 30: Piece Counting

     Wait for the stability display, than enter the number of individual items via the numeric keypad. Confirm within 5 sec: „SAMP“ is shortly displayed;  The reference weight will be determined and displayed. CPB-N / CPB-DM-BA-e-1424...
  • Page 31 Tare if necessary, place weighing good and read off the number of items. Reference weight: Quantity placed on balance: Weight placed on balance: The display value can be printed out by connecting an optional printer and pressing Printout example KERN YKB-01N: Item counter Weight placed on 0.300 kg balance Reference weight U.W.
  • Page 32: Numeric Entering Of The Reference Weight

    Tare if necessary, place weighing good and read off the number of items. Quantity placed on balance: Reference weight: Weight placed on balance: The display value can be printed out by connecting an optional printer and pressing Printout example KERN YKB-01N: Item counter Weight placed on 0.500 kg balance Reference weight U.W.
  • Page 33: Automatic Correction Of The Reference Weight (Verifiable Models Only)

    The reference weight will be determined and displayed.  Put on more items to be weighed, the balance will correct the reference weight and an acoustic signal sounds, if it has been activated under menu item „F13 bee“ (example) CPB-N / CPB-DM-BA-e-1424...
  • Page 34: Totalization

    Selected item weight is connected. Weight, number of weighing procedures (ACC 1) as well as the quantity of items are displayed for 2 sec.. Currently placed quantity of items CPB-N / CPB-DM-BA-e-1424...
  • Page 35 Printout example KERN YKB-01N: Number weighing processes Weight placed on 2.000 kg balance Reference weight U.W. Quantity placed on 20 pcs balance  Remove the weighed good. More weighed goods can only be added when the display ≤ zero.  Place goods to be weighed B.
  • Page 36 Total weight Press during this display for data output. Number of weighing procedures Current total number of items Printout example KERN YKB-01N: End total Total Number weighing processes Total weight 5.000 kg Total number of pieces...
  • Page 37: Automatic Adding-Up

     This process can be repeated 99 times or until the weighing range of the balance is exhausted. For how to display and delete the total sum, as well as a printout example, see chap. 9.1. CPB-N / CPB-DM-BA-e-1424...
  • Page 38: Weighing To Target Quantity Or Target Weight And Tolerance Check

    Select target number mode: Keep pressed, the set mode will appear Check psc - Tolerance check for target item number Press Check off – Tolerance check switched off Press Check net -: Tolerance check for target weight CPB-N / CPB-DM-BA-e-1424...
  • Page 39  Press „Lo Cnt“ appears: Determine lower limit value for target item number:  Enter the lower limit value via the numeric keyboard, e.g.: 60 Pcs  Press  Press repeatedly until the balance is in weighing mode CPB-N / CPB-DM-BA-e-1424...
  • Page 40: Tolerance Check For Target Weight

    Select target weight mode: Keep pressed, the set mode will appear Check psc - Tolerance check for target item number Press Check off – Tolerance check switched off Press Check net -: Tolerance check for target weight CPB-N / CPB-DM-BA-e-1424...
  • Page 41 Determine upper limit value for target weight:  Press repeatedly and confirm via the TARE button until „Hi nEt“ appears:  Enter the upper limit value via the numeric keyboard, e.g. 100 g  Confirm within 5 sec:  „Lo nEt“ appears: CPB-N / CPB-DM-BA-e-1424...
  • Page 42: Change Readability (Only Models Cpb-M)

    11 Change readability (only models CPB-M) In order to change the readability, keep pressed. The last decimal point flashes for approx. 3 sec. Within this period the value can be read-off in another resolution. This value is not verified! CPB-N / CPB-DM-BA-e-1424...
  • Page 43: Menu (Non Verifiable Models)

    Change / save settings:  Confirm selected function by pressing . Select desired setting by pressing and confirm by pressing or cancel by pressing Exit menu:  Using the balance returns into the weighing mode. CPB-N / CPB-DM-BA-e-1424...
  • Page 44: Menu Overview

    F8 oFF oF 0* Automatic shutdown off oF 3 Automatic shutdown after 3 min Auto Off oF 5 Automatic shutdown after 5 min oF 15 Automatic shutdown after 15 min oF 30 Automatic shutdown after 30 min CPB-N / CPB-DM-BA-e-1424...
  • Page 45 Signal sound, when the load is below the lower limit value Signal sound, when the load is beyond the set range HiGH Signal sound, when the load is above the upper limit value F11 rSt Reset to default setting * default setting CPB-N / CPB-DM-BA-e-1424...
  • Page 46: Data Output Rs 232 C

    • Use a suitable cable to connect the weighing balance to the interface of the printer. Faultless operation requires an adequate KERN interface cable. • Communication parameters (baud rate, bits and parity) of weighing balance and printer have to match, see chap.
  • Page 47: Service, Maintenance, Disposal

    Err 4 Zero range exceeded Invalid entry Err 5 Err 6 Damaged electronics Weighing result unstable Err 9 Should other error messages occur, switch balance off and then on again. If the error message remains inform manufacturer. CPB-N / CPB-DM-BA-e-1424...
  • Page 48: Instant Help

    • The display of the balance is not at zero The weighing result is obviously incorrect • Adjustment is no longer correct. • Great fluctuations in temperature. • Electromagnetic fields / static charging (choose different location/switch off interfering device if possible) CPB-N / CPB-DM-BA-e-1424...
  • Page 49: Declaration Of Conformity

    08.04.2013 Signatur Date Signature 72336 Balingen Albert Sauter Ort der Ausstellung Place of issue KERN & Sohn GmbH Geschäftsführer Managing director KERN & Sohn GmbH, Ziegelei 1, D-72336 Balingen, Tel. +49-[0]7433/9933-0 Fax +49-[0]7433/9933-149, E-Mail: info@kern-sohn.com, Internet: www.kern-sohn.com CPB-N / CPB-DM-BA-e-1424...
  • Page 50 KERN & Sohn GmbH D-72322 Balingen-Frommern Tel: 0049-[0]7433- 9933-0 Postfach 4052 Fax: 0049-[0]7433-9933-149 E-Mail: info@kern-sohn.de Internet: www.kern-sohn.de EG-Konformitätserklärung EC-Declaration of -Conformity EC- Déclaration de conformité EC-Declaración de Conformidad EC-Dichiarazione di conformità EC-Conformiteitverklaring EC- Declaração de conformidade EC- Prohlášení o shode EC-Deklaracja zgodności...
  • Page 51 72336 Balingen Ort der Ausstellung Place of issue Albert Sauter Signatur KERN & Sohn GmbH KERN & Sohn GmbH Signature Eichbevollmächtigter Geschäftsführer Verification officer Managing director KERN & Sohn GmbH, Ziegelei 1, D-72336 Balingen, Tel. +49-[0]7433/9933-0,Fax +49-[0]7433/9933-149 CPB-N / CPB-DM-BA-e-1424...

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