GW Instek GDM-8245 - ACV Verification (Short); ACV Verification (Part 1)

GDM-8245 Service Manual
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3. Repeat for the remaining frequencies and ranges*.
Note: Ensure the correct terminal is used for each
range.
Specification verification is complete
ACV Verification (Short)
Accepted range
< 3 digits (all ranges)
Equipment
 Test leads
Configurations
 GDM-8245: 500mV, 5V, 50V, 500V, 1000V
Verification
procedure
1. Set the range to 500mV (AC mV).
2. Short the input terminals. Verify the results.
3. Repeat for the remaining ranges (AC mV and ACV).
ACV (shorting) verification is complete
ACV Verification (Part 1)
Accepted range
(Digits): 490mV(20Hz)<353; 490mV(2kHz)<182;
490mV(10kHz)<353; 490mV(20kHz)<707;
490mV(50kHz)<1736
Equipment
 Multimeter calibrator
 Test leads
Configurations
 GDM-8245: 500mV
 Calibrator: 490mV/20Hz/2kHz/10kHz/20kHz/50kHz
Verification
procedure
1. Set the range to 500mV (GDM-8245).
2. Input 490mV/20Hz. Verify the results.