MI 3205 TeraOhm XA 5kV
Measurements
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5.7 Diagnostic test
Diagnostic test is a long duration test for evaluating the quality of the insulation material
under test. The results of this test enable the decision to be made on the preventive
replacement of the insulation material. Test can be started from the Diagnostic Test
window. Before carrying out a test the parameters can be edited.
Figure 5.12: Diagnostic test menu
Test parameters for Diagnostic test
Un
Set test voltage – step 50 V (50 V – 1 kV) and 100 V (1 kV – 5 kV).
Timer1
Delay for starting DAR measurement (mm:ss) – step 1 s (max time 99 min).
Timer2
Delay for starting PI measurement (mm:ss) – step 1 s (max time 99 min).
Timer3
Duration of measurement (mm:ss) – step 1 s (max time 99 min).
DD
Enable or disable dielectric discharge testing.
AVG
Additional averaging of the result value (OFF, 5, 10, 30, 60).
Keys:
Selects the field to be changed.
Modifies selected field.
SELECT
Toggles between graph view and results view. (Graph must be
enabled in the Settings menu).
MEM
Enters Save custom test menu.
Saves results (if present).
START/STOP
Starts or Stops the Diagnostic Test.
ESC
Exits to Measurements menu.
Keys in graph screen – measurement completed:
Scroll the cursor along displayed graph data.
Cursors on / off
