Low Voltage And Current Gain Adjustment; Current Gain 10X; Voltage Gain Adjustment - Fluke 435-II Service Manual

Fluke 434-II/435-II/437-II
Service Manual
Cal step
CL 0300
CL 0310
CL 0320
CL 0330
CL 0340
---

5.6.3 Low voltage and current gain adjustment

Proceed as follows to do the Low Voltage and Current Gain Adjustment:
1. Press
2. Keep the Analyzer connected to the Calibrator as shown in Figure 5-3.
3. Set the Calibrator to source 0.67 V, 50 Hz .
4. Set the Calibrator to operate (OPR).
5. Press
6. Wait until the display shows calibration status
7. Set the Calibrator to Standby (STBY).

5.6.4 Current gain 10x

Proceed as follows to do the Current 10x Gain Adjustment:
3. Press
4. Connect the Analyzer to the Calibrator as shown in Figure 5-3.
8. Set the Calibrator to source 0.2 V, 50 Hz .
9. Set the Calibrator to operate (OPR).
10. Press
11. Wait until the display shows calibration status
12. Set the Calibrator to Standby (STBY).
13. Continue at section 5.6.5.

5.6.5 Voltage gain adjustment

Proceed as follows to do the Voltage gain Adjustment.
1. Press
2. Connect the Analyzer to the Calibrator as shown in Figure 5-4: disconnect the current
5-10
Table 5-1. Offset Adjustment of all Inputs
Description
OffsetLowVolt
Offset125Volt
Offset250Volt
Offset500Volt
Offset6KVolt
---
F2
to select calibration step CL 0400.
F3
to start the calibration.
F2
to select calibration step CL 0405.
F3
to start the calibration.
F2
to select the first calibration step in Table 5-2 (CL 0410).
inputs!
Calibrator Setting
0 V, 0 Hz, OPR
0 V, 0 Hz, OPR
0 V, 0 Hz, OPR
0 V, 0 Hz, OPR
0 V, 0 Hz, OPR
STBY
.
:READY
.
:READY