METREL MI 3290 - Check a - Meter Measurement

MI 3290 Earth Analyser Tests and Measurements
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11.11.2 Check A - Meter Measurement
Test can be started from the Check A-Meter measurement window. Before carrying out a test the
following parameters (Test Voltage and Test Frequency) can be edited. Output terminals H and E
must be shorted using reference A-meter.
Start
Igen
Terminal
H - E
Igen
Terminal
H - E
Stop
5 s 5 s
Initial
Test
Figure 11.104: Check A-Meter measurement flow chart
Figure 11.105: Check A-Meter measurement
menu
Figure 11.106: Example of Check A-Meter
measurement result
Test parameters for Check A- Meter:
Test Voltage
Set test voltage: [20 V or 40 V]
Test
Frequency
Set test frequency: [55 Hz, 82 Hz, 94 Hz, 105 Hz, 111 Hz, 128 Hz, 164 Hz,
329 Hz, 659 Hz, 1.31 kHz, 1.50 kHz, 2.63 kHz, 3.29 kHz 6.59 kHz, 13.1 kHz,
15.0 kHz]
Check A-Meter Measurement procedure:
 Select the Check A-Meter measurement function.
 Set the test parameters (voltage and frequency).
 Short H and E terminals using reference A-meter.
 Press the Run key to start the measurement.
 Wait until the test result is displayed on the screen.
 Evaluate measurement result.
 Save results (optional).