A/D Reference Calibration; Voltage Calibration; Acv Calibration - Chroma 19020 User Manual

Multi-Channel Sync Hipot Tester 19020/19020-4/19021/19021-4/19022/19022-4
User's Manual

7.3 A/D REFERENCE Calibration

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To calibrate the HV OUTPUT and RTN/LOW terminals of a channel, conduct the
following calibration procedure without any UUT or cables connected.
A/D REFERENCE Calibration Screen:
CALIBRATION
A/D REFERENCE
CHANNEL: 1
VOLTAGE
1.500V
1. Press START to do the A/D REFERENCE calibration.
2. The A/D REFERENCE calibration is done when the status indicator shows PASS.
3. Press ▼ to go to the ACV 5kV AGC OFFSET (0.1kV) calibration.

7.4 Voltage Calibration

7.4.1 ACV Calibration

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Connect an ACV high voltage meter to the tester with the high voltage terminal
connected to the HV OUTPUT and the low voltage terminal connected to the
RTN/LOW of the channel to be calibrated.
ACV 5kV OFFSET (0.1kV) Calibration Screen:
CALIBRATION
ACV 5kV AGC OFFSET (0.1kV)
CHANNEL: 1
OUTPUT
0.100kV
STANDARD
0.102kV
DEF=0.1kV
7-4
CURRENT
1.500V
REMOTE LOCK
READING
0.101kV
REMOTE LOCK
NEXT CH
PREV CH
CORR ERROR
NEXT CH
PREV CH
CORR ERROR