Minebea CSA-507C, Instruction Manual

Page: 24 / 50

12
5 − 2 − 2. Electrical calibration with CALIB input.
Procedure
1
Make the condition of applying the initial load
(Tare weight) on the load cell.
When the initial load (Tare weight) is exceeding
±
0.25 mV/V in input conversion, cancel the
initial load (Tare weight) according to the
paragraph 5
− 3.
ZERO trimmer
SPAN trimmer
2
Zero adjustment
Adjust the voltage output value to 0.000 V, or
adjust the current output value(option) to 4.000
mA by using the “ZERO” trimmer.
When both the voltage output and the current
output will be used together, adjust the output
voltage by using above procedure at first, then
adjust the current output by using the trimmer
on the top face.
current output
SPAN trimmer
ZERO trimmer
2

Warning
：
Make calibration with shorted
between A/Z OFF and A/Z COM when
optional auto zero function (CSA
− 507C − 99)
is attached.
SPAN trimmer