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IWQ Series Service Manual
6. Loading weight.
(1) When loading weight as heavy as the weighing
capacity.
Press the TARE key.
(2) When loading weight at your choice, 50kg for
example.
Input 5 0 0 0 and press the TARE keys.
(For lb specification, 100 lb, for example).
Input 1 0 0 0 0 and press the TARE keys.
7. Confirm the span with A/D converter data.
• Remove the weight and press the ZERO key.
• Confirm A/D display [20000
−
0] and load the weight.
Example: 50kg weight
⋅⋅⋅
50000 counts
Weighing value = 10 counts/tick
8. Other key functions
• When adjusting the span to the positive side, press the
CHG key for necessary times.
• When adjusting the span to the negative side, press the
OVER key for the required number of times.
• To look at A/D converter internal data, press the CALL
key. Press CALL again to return to the normal
A/D converter data.
[The internal data obtained by this operation is solely for
designer verification, and not to be used in the normal
operation.]
Positive side adjustment
Negative side adjustment
True A/D converter data
9. Data memory
Inpulting into EEPROM is necessary when changes are
made to Country No., Scable No., or Span adjustment.
• Press MEMORY on the main board.
While A/D converter data is
displayed;