4 Calibration Procedures
106 Keysight 34970A/34972A Service Guide
Enable reading monitoring by pressing on the selected channel (or use the
ROUTe:MON command). Record the 4-wire ohms measurements from the external
DMM in the following table.
Tests 9 - 10:
Open all channels on the module by performing a Factory Reset. Configure
Channel 08 (module in slot 200) as follows: 4-wire ohms, 1 kW range, and 5½
digits.
Enable reading monitoring by pressing on the selected channel (or use the
ROUTe:MON command). Record the 4-wire ohms measurements from the external
DMM in the following table.
Test #
Channel
Configured
External DMM Ohmmeter Connections
Measured Value
Test
Limit
Relay Measured
HI LO HI Sense LO Sense
5 Ch 16 P3 P3 P1 P1 ________Ohms — —
6 Subtract (Test 5 - Test 1) ________Ohms 2.00 W K326
7 Ch 16 P3 P3 P2 P2 ________Ohms — —
8 Subtract (Test 7 - Test 5) 2.00 W K327
Test #
Channel
Configured
External DMM Ohmmeter Connections
Measured Value
Test
Limit
Relay Measured
HI LO HI Sense LO Sense
9 Ch 08 P3 P3 P2 P2 ________Ohms — —
10 Subtract (Test 9 - Test 4 ________Ohms 2.00 W K328
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