8230E Optical Power Meter Operation Manual
7.4 Current Measurement Calibration Point and its Allowable Range
7-4
7.4
Current Measurement Calibration Point and its Allowable Range
To perform the calibration, use an instrument, which satisfies the required accuracy described in Section 7.1,
“Measuring Instrument, Cable, and Other Instruments Required for Calibration”, and adjust the calibration
point to within the range shown in the table below.
Table 7-3 Calibration Point and its Allowable Range
Range
[ZERO]
[FS]
Calibration point Allowable range digits Calibration point Allowable range digits
20 nA
0 A
10
19 nA
20
200 nA
4
190 nA
8
2
A
8
1.9
A
16
20
A
4
19
A
8
200
A
8
190
A
16
2 mA
4
1.9 mA
8
20 mA
8
19 mA
16
50 mA
4
50 mA
8
