20
4. Press the TEST button. The display will show the measured insulation value in both the analogue arc and large digital readout.
The test voltage at which the measurement was made is displayed on the small digital readout), as highlighted below:
G
G
0
0.01
0.1
110
100
W
8
W
G
V
- Figure 18
5. Release the TEST button on completion of the test. The instrument will now discharge the circuit, ensuring it is left in a safe
condition at the end of the test.
WARNING: Locking on the insulation test, or disconnecting the leads before the test has completed can leave the circuit is a
dangerously charged condition, with risk of electric shock.
9.1.2 Buzzer PASS/FAIL threshold
The MIT will sound a buzzer if the measured value is greater than the threshold configured in SETUP. Refer to SETUP section 13.
9.1.3 Buzzer ON/OFF
The buzzer can be disabled by pressing the BUZZER button on the keypad as below:
- Figure 19
Note: Switching OFF the buzzer will disable the buzzer function but NOT the warning alarms.
9.1.4 Measurement PASS/FAIL
The display can show PASS or FAIL when the measurement is above or below the threshold in Setup when enabled. Refer to section
13 SETUP. This supersedes the test voltage display.
G
G
0
0.01
0.1
110
100
W
8
W
G
- Figure 20
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