Fluke 125B/S Calibration Guide - Page 45

Gain DMM (Gain Volt)

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Industrial ScopeMeter Calibration Adjustment Gain DMM (Gain Volt) XW Warning To prevent possible electrical shock, fire, or personal injury, make sure that the calibrator is in standby mode before making any connection between the calibrator and the Test Tool. Dangerous voltages will be present on the calibration source and connecting cables during the following steps. To do the Gain DMM calibration: 1. On the Test Tool, push  to select the first Calibration Step in Table 15. 2. Connect the Test Tool to the Calibrator as shown in Figure 11. A B 5522A CALIBRATOR BB120 BNC PM9091/001 (1.5 m) PM9092/001 (0.5 m) PM9081 PM9093 Figure 11. Volt Gain Calibration Input Connections

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Industrial ScopeMeter
Calibration Adjustment
37
Gain DMM (Gain Volt)
XW
Warning
To prevent possible electrical shock, fire, or personal injury, make sure that
the calibrator is in standby mode before making any connection between
the calibrator and the Test Tool. Dangerous voltages will be present on the
calibration source and connecting cables during the following steps.
To do the Gain DMM calibration:
1.
On the Test Tool, push
to select the first Calibration Step in Table 15.
2.
Connect the Test Tool to the Calibrator as shown in Figure 11.
Figure 11. Volt Gain Calibration Input Connections <300 V
3.
Set up the Calibrator:
a.
Supply an AC voltage at 50 Hz to the first calibration point in Table 15.
b.
Push
.
4.
On the Test Tool:
a.
Push
to start the calibration.
b.
Wait until
:READY
shows as the calibration status on the display.
c.
Push
to select the next calibration step.
5.
Repeat steps 3 through 4 for each Calibration Step in Table 15.
6.
Put the Calibrator in Standby.
5522A
CALIBRATOR
A
B
PM9081
PM9093
PM9091/001 (1.5 m)
PM9092/001 (0.5 m)
BB120
BNC