Vanguard TRM-20_40 User Manual
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TRM-20 AND TRM-40 USER’S MANUAL
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3.13 Performing a Diagnostic Test
In diagnostic mode, the TRM can run a resistance test, display the sense voltages, and test
current on the TRM. This feature can be used to verify the TRM’s voltage and current readings
against an external meter. Use the steps below to perform a diagnostic test:
a. Start from the “START-UP” menu:
Press the
[3]
key (USER DIAGNOSTICS).
b. The following screen will be displayed:
Select the test current by pressing the corresponding numeric key on the keypad. Press
the
[6]
key (CUSTOM) if you would like to enter a custom test current and then enter
the current (between 1A-40A) on the next screen.
c. The following warning screen will be displayed:
Press any key to continue.
***** WARNING! *****
DANGEROUS FLASH-OVER
WILL OCCUR IF CABLES
ARE DISCONNECTED!
********************
SELECT TEST CURRENT:
1. 1A
2. 5A
3. 10A
4. 20A
5. 40A
6. CUSTOM
1. RUN TEST
2. SETUP
3. USER DIAGNOSTICS
11/07/11
08:49:15
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°C 72°F