PKP_PKS Version 1.0
Contents
1. F2 IN KERN amp Sohn GmbH D A7 WAAGEN GEWICHTE BALANCES WEIGHTS Ziegelei 1 Tel 49 0 7433 9933 0 MN D 72336 Balingen Fax 49 0 7433 9933 149 E Mail info kern sohn com Internet www kern sohn com Service manual Precision balance KERN PKP PKS Version 1 0 1 2012 GB PKP PKS SH e 1210 oO oo fF W N 7 KERN PKP PKS Version 1 0 1 2012 Service Manual Precision balance Table of Contents Basic lake dant ike En 3 Je Le Tei d Le En 3 A AAA PP 4 TELOUDICSNOOUING srta DD D E D aaa aaa 5 e ET 6 Service MEDU coi esami ME MEE E M M E 7 6 1 How to Enter the Service Menu 5 eoosreuua vada ni ausu enu eRpn V brE EUM N aaa pU CuC EES 7 6 2 Factory pice c 8 6 3 Factory AUSTEN dia 8 6 4 LING igiaetti leett t M a 10 Deo Vale M 12 560 Serna T lee EE 13 5 7 Clear PassWord Simi 14 A O 14 RICCU ONIG S patas 15 PKP_PKS SH e 1210 1 Basic Information Grundlegende Hinweise The device must be repaired only by trained specialist staff or personnel with professional formation such as a repair specialist accredited by law concerning verification The service manual is obligatory for repair work After repair original conditions of the device have to be restored Only original spare parts should be used Das Ger t darf nur von geschultem oder beruflich ausgebildetem Fachpersonal z B2. key then select Service and confirm with the OK key 4 The display appears 5 Enter the password 1 0 1 and finally confirm with the OK key PKP PKS SH e 1210 6 2 Factory Reset Heset the application settings to factory settings e g language basic settings etc by pressing the OK key to confirm Factory reset 6 3 Factory Adjustment 1 Select Factory adjust and confirm with the OK key 8 PKP PKS SH e 1210 2 With empty weighing pan select Zero adjust and confirm with the OK key After a short time balance will return into weighing mode automatically Please wait until the display appears the stability mark DA Ec e 3 Now enter the Service Menu and select Factory adjust again place the maximum weight on the weighing pan and after that select R Weight adjust and confirm with the OK key 4 Balance measuring for approx 1 minute 5 After that the display appears the stability mark DA 6 Remove the weight PKP_PKS SH e 1210 9 6 4 Linearity Adjustment 1 Turn ON the balance After warming up time and adjustment check balance readings in all measuring points In case of differences make a note Enter the Service Menu select Linear and confirm with the OK key The display appears the first linearity point e g Select Deviat and confirm with the OK key 4 Enter the difference in digit e g minus 5 digit and confirm with the BAC
3. eichrechtlich anerkannter Instandsetzer repariert werden Die Serviceanleitung ist bindend f r Reparaturen Das Ger t muss nach erfolgter Reparatur wieder in den Originalzustand zur ckversetzt werden Es d rfen nur Originalersatzteile verwendet werden 2 introduction This service manual covers the PKP and PKS series and is edited for the authorized servicing personnel Note all rights are reserved Copying any part of this manual is prohibited without our permission PKP PKS SH e 1210 3 Buysiemjewiue weiss LS feu je6Je 104 aouerajo 701 UO qay IEEE a gt pejypdueuaejue HINA pieog sy Buys Y 001 UONBUuyuos SIIA NIA 1uBie Jable uonduoserd jueuoduio X4 jueuoduio HOMO SIE Av xg adiday gp 101e1ed sepoui Buljeuado Ie HOMO BIE APY JUBISAA HOMO SIE Av yO uo nojuud q sci Sg v c9ul euius HOMO SEL eunou eAgoegqns en e panses UQ HO 168 9 Jud uns UM MOU AIO 1uug jebuis edie283 PKP PKS SH e 1210 3 Menu Map eul 333 x Bulyblemjoayo Ll p moeeol LN uonduoseqg Goor DuruBie yeu ndu epoo Dyuoo ple sae ay ur uonpejes AO HOO aJeanov JOJUO epoo Byuo2 Haeg jaaaj nueul euo xeun UBAN indui epoo auer ueoJeg AIUEND Xe paxiy HOLO 93e ov JO uO epoo eoieg AuDieAA Aerdsiaf wer eu iuopound uomng eut am HOMO PPDY WESSEN uno xBusuedsg MENTE SPJOMSSEJ 123 9 xeun JOB e qe
4. movement Table floor vibrations The weighing plate is in contact with foreign matter Electromagnetic fields static charging choose different location switch off interfering device if possible The balance display is not set to zero Adjustment is no longer correct Great fluctuations in temperature Electromagnetic fields static charging choose different location switch off interfering device if possible Should other error messages occur switch balance off and then on again If the error message remains inform manufacturer PKP PKS SH e 1210 5 Adjustment The balance must be adjusted at its place of installation before initial use and at regular intervals A warm up time of about 4 hours is recommended for stabilisation To receive accurate measuring values it is also recommended to carry out adjustment as near as possible to the balance s maximum weight 1 Turn ON the balance 2 Press the MENU key Confirm Adjust by pressing the OK key to start the adjustment procedure 3 The display appears E e 4 Press the STRT key After a short time the display appears 5 Now set one of the required adjusting weights in the centre of the weighing plate 6 After a short time balance will return into weighing mode automatically 7 Remove adjusting weight 6 PKP_PKS SH e 1210 6 Service Menu 6 1 How to Enter the Service Menu 1 Turn ON the balance 2 Press the MENU key 3 Press the
5. K key 10 PKP PKS SH e 1210 5 The display appears To select another linearity point which is outside the permissible tolerances select Cor pnt press the OK key and inscribe the deviation like described above 6 To store the new deviation of the correction points press the SAVE key The balance will return into weighing mode automatically Information If there is a positive difference e g 2000 6g 6 digit you should subtract this difference to the stored value e g 2000 0g 6d If there is a negative difference e g 1999 4g 6 digit you should add this difference to the stored value e g 2000 0g 6d PKP PKS SH e 1210 11 6 5 Geo Value As the acceleration value due to gravity is not the same at every location on earth each balance must be coordinated in compliance with the underlying physical weighing principle to the existing acceleration due to gravity at its place of location only if the balance has not already been adjusted to the location in the factory To receive accurate measuring values it is recommended to adjust the balance with external weights according to chapter 5 Adjustment In this category you can set the value of gravitational acceleration without external weights and thus adapt the scale to local gravitational conditions Please only change this setting if you are certain of the correct gravitational acceleration 12 PKP PKS SH e 1210 6 6 Serial Numb
6. er In this category you can view or change the balance serial number The number was assigned to it in the factory and should never be altered It is only necessary to change this number after replacing the main board The serial number is given on the balance model label PKP PKS SH e 1210 13 6 7 Clear Passwords In this category you can clear all passwords device code and configuration code 1 Select Clear Password and press the OK key The balance will return into weighing mode automatically 6 8 Remark Please notice the categories Temp adjust Creep and Startup creep were configured and used only in our production line Therefore it is not recommended to use them 14 PKP PKS SH e 1210 7 Electronics Accumulator MF EN Ground Batt LCD ens NEI pare Y Ke a PCE O s am Ju ES S Ls IE O par Loch Se A 1 E aard ln 3 HT NIDDER AHRRAAANALACALCAA arcam zaan e babel Daag 2900900 EIEN e x Se NO SD De C E en KEEN oo Z e NE ant i D2 E d O Q E S O E PPPPAAAAAHAAAADA MIA AI AA Ke yboard overlay PKP_PKS SH e 1210 GND RXD_ RS 232 TXD 9 10V Power Ground Jsupply 15
7. ue A xop Buisuedsig uouogeng ETE ee EE STEE en drag en Suben uu Aen Hono 0607 enn peunseoy dsia WO JUT Buisuedsiq E YOMO SJP AO 3seu02 en ME dd Tomo oD We Buuiewwoeuo _vonduoseq ESCHER EE ld eerd EET 10u00 ajo yl Buizijejo ES Got asuelejay BULLI WNS UM MOU Ev dwe ESCH juud snonumnuoo SJojeredes Jio uud rebuis LL Homo WHOS LLL Sod x dau HONO eie ov npe kope bussed 0107 JOO OPUN EE EEEN REGER EN ra el Bumes spou Bugeiedo ENT oraz lejsuen jo S ERES a C es Pd g 8 Eege Dew pwo ross pacts LL ees IEEE BOO SPAY eeu eet RER uomo css RH ego EE oud ger eje Ll SIE pneg Bununo9 Lx ely Iene si LL piomsseg juud onses sn eau m DOE 91e jenuey ss oseglM sic jm uy Bunelado je adas 9135138IS uoneoiunuuuoo epou Bugejedo Aow w uonenbyuoo _abenbueq 3snfpy ee O O O WM e5 nus A SMd dMd 9Je5s oiudeib anne Dua Jo MelAJS AO 4 Troubleshooting Interruption Possible cause unstable negative value Weight display is not illuminated The weight display changes continually The weighing result is obviously incorrect Overload The scale is overloaded Underload Weighing range has been fallen short of Mechanical defect Low voltage Check power supply The batteries are empty and should be replaced The balance is not switched on The mains supply connection has been interrupted mains cable not plugged in faulty Power supply interrupted Draught air
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