9 calibration – Measurement Computing CB-COM-7012 User Manual
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CB-7012, CB-7014, CB-7017 User’s Manual
1.9 Calibration
Don’t Perform Calibration Until You Understand Procedure.
Calibration requirements for CB-7012/12D/12F/12FD/14D/17/17F:
When calibrating type 0D for CB-7012/12D/12F/12FD/17/17F,
connect external shunt resistor, 125 ohms, 0.1% (Ref. Sec. 1.5).
Calibration Sequence:
1. Connect calibration voltage/current to module’s input. For
CB-7017/17F, connect to channel 0.
(To connect, see Sec. 1.5)
2.
Warm-Up for 30 minutes.
3.
Set Type to 08.
-> See Sec. 2.1.
4.
Enable Calibration.
-> See Sec. 2.18.
5.
Apply Zero Calibration Voltage.
6.
Perform Zero Calibration Command.
See Sec. 2.6.
7.
Apply “Span Input” Calibration Voltage.
8.
Perform Span Calibration Command.
See Sec. 2.5.
9.
Repeat step 4 to step 8 three times.
e
d
o
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p
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D
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0
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a
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0
1
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5
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