KERN KERN FWN Operating Manual Download Page 19

11  Instant help  

In case of an error in the program process, briefly turn off the balance and disconnect 
from power supply. The weighing process must then be restarted from the beginning. 

 
Help: 

Fault Possible 

cause 

 

 

The displayed weight does not glow. 

  The balance is not switched on. 

 

  The mains supply connection has been 

interrupted (mains cable not plugged 
in/faulty). 

 

  Power supply interrupted. 

 

  The batteries are empty 

 

 

The displayed weight is permanently 
changing 

  Draught/air 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 weighing value is obviously  

  The display of the balance is not at zero 

wrong 

  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. 
 
 
 
 

 

 

FWN-BA-e-0711 

19

Summary of Contents for KERN FWN

Page 1: ...GmbH Ziegelei 1 D 72336 Balingen E Mail info kern sohn com Tel 49 0 7433 9933 0 Fax 49 0 7433 9933 149 Internet www kern sohn com Operating Manual Compact balance KERN FWN Version 1 1 04 2007 GB FWN...

Page 2: ...nd Commissioning ____________________________ 11 8 1 Installation Site Location of Use _____________________________________ 11 8 2 Unpacking_______________________________________________________ 12...

Page 3: ...pplied class 200 g 100g M2 1000 g M3 Stabilization time typical 2 sec Operating temperature 10 C 40 C Warming up time operating temperature 10 min Humidity of air 10 95 not condensing Weighing Units g...

Page 4: ...nded adjusting weight not supplied class 2000 g 1000 g M2 Stabilization time typical 2 sec Operating temperature 10 C 40 C Warm up time 10 min Humidity of air 10 95 not condensing Weighing Units g Hou...

Page 5: ...g bezieht mit den nachstehenden Normen bereinstimmt Fran ais Nous d clarons avec cela responsabilit que le produit auquel se rapporte la pr sente d claration est conforme aux normes cit es ci apr s Es...

Page 6: ...larons avec cela responsabilit que le produit auquel se rapporte la pr sente d claration est conforme aux normes cit es ci apr s Cette d claration est valide seulement avec un certificat de conformit...

Page 7: ...3 Appliance overview Model FWN 3K1IPM verifiable Models FWN 300 1IP FWN 1K0 5IP not verifiable FWN BA e 0711 7...

Page 8: ...button hidden Four leveling feet Models FWN 300 1IP FWN 1K0 5IP STABLE display Indicates that the weighed value is stable Weighing unit g ZERO display Indicates when the balance is stable Model FWN 3K...

Page 9: ...he measuring system Impacts and overloading exceeding the stated maximum load max of the balance minus a possibly existing tare load must be strictly avoided Balance may be damage by this Never operat...

Page 10: ...Safety Precautions 6 1 Pay attention to the instructions in the Operation Manual Carefully read this operation manual before setup and commissioning even if you are already familiar with KERN balance...

Page 11: ...onger periods of time Non permitted condensation condensation of air humidity on the appliance may occur if a cold appliance is taken to a considerably warmer environment In this case acclimatize the...

Page 12: ...ance Weighing plate Batteries 6 x AA 1 5 V Operating Manual 8 4 Battery operation When changing the batteries do not press to heavy on the weighing plate An excessive pressure can damage the balance R...

Page 13: ...apter The stated voltage value must be the same as the local voltage Only use original KERN mains adapters Using other makes requires consent by KERN Cable Connector socket 8 6 Initial Commissioning I...

Page 14: ...l Recommended Adjustment weight Other measurement technically not optimal nominal values for adjustment FWN 300 1IP 200 g 100 g M2 200 g FWN 1K0 5IP 1000 g M3 500 g FWN 3K1IPM 2000 g 1000 g M2 2000 g...

Page 15: ...weighing plate Wait for the stabilisation display and press then the TARE button The display shows END Remove adjustment weight and the balance returns automatically into the weighing mode 8 8 Verifi...

Page 16: ...tion of the country where the balance is used must be observed 8 9 Adjustment switch and seal After verification the balance is sealed at the indicated positions Verification of the balance is invalid...

Page 17: ...he dead weight of any weighing container may be tared away by pressing a button so that the following weighings show the net weight of the goods to be weighed Turn on balance by pressing the ON OFF ke...

Page 18: ...can be removed carefully with a brush or manual vacuum cleaner Note for equipments with protection type as per DIN EN 60529 IPxx see chapter 7 1 Spilled weighing goods must be removed immediately 10 2...

Page 19: ...eight is permanently changing Draught air movement Table floor vibrations The weighing plate is in contact with foreign matter Electromagnetic fields static charging choose different location switch o...

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