Calibration instructions for the Avery Weigh-Tronix 640 Series Indicator

Avery Weigh-Tronix 640 Indicator Calibration

Trade up to a POINT and get $500 value for your old indicator!


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Qualification:

  1. Any scale brand and scale model qualifies. 
  2. Any condition qualifies.  (Yes even broken scale indicators)
  3. Any age of scale indicator qualifies (Yes even 40 year old scale indicators)

Watch this video to calibrate your indicator.




  1. Press and hold the "Hold/Menu" button for three beeps then release.
  2. Enter "640".  Use "RM" to increase the displayed value and "M+" to decrease it.  Press the "Hold/Menu" button to move one digit to the left.
  3. Press "Print/Select" to accept and "640" will be shown again.
  4. Press "Print/Select" and "CONFIG" will be displayed.
  5. Press "Print/Select" once more and the config number will be displayed.
  6. Enter a new config number using "RM" to increase each digit and "HOLD/MENU" to move one digit to the right.  98300 is a custom config number that should work for most applications.
  7. Press "PRINT/SELECT" to enter the number and return to "CONFIG".
  8. Press "HOLD/MENU" and "CUSTOM" will be displayed.
  9. Enter a new CUSTOM number using "RM" to increase each digit and "HOLD/MENU" to move one digit to the right.  This number is equivalent to a digistar calibration number and is unique to the specific application.
  10. Press "PRINT/SELECT" to enter the number and return to "CUSTOM".
  11. Press "NET/GROSS" repeatedly to return to the gross weight screen.




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