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Indicators
The Indicator Table provides information for interpreting the battery status indicator, results of
the insulation test, and the tones produced by the speaker.
Indicator Table
Feature
Indication
No display
Flashing
Battery
Status*
Continuous
BAT
A short,
low-pitched
tone
A continuous, • the measurement is lower than the minimum alarm setpoint
low-pitched
Speaker
tone
A short,
high-pitched
tone
A repeated,
high-pitched and the insulation resistance test is in progress.
tone
OL
Insulation – – –
Resistance
Test
* After turning the megohmmeter on, the display will show the
approximate amount of battery life as a percentage.
12
All manuals and user guides at all-guides.com
Good battery
Battery life is limited.
Battery is low. Measurements may not be accurate.
Replace the battery.
Battery is discharged. Unit will shut down automatically.
• any button is pressed
• the automatic power off feature is turning the unit off
• lead resistance compensation
• TIMER function (sounds at 30 seconds,
1 minute and 10 minutes)
• the measurement is higher than the maximum alarm setpoint
An inactive button is pressed (except the yellow test button)
The automatic voltage check has measured more than 25 volts
Insulation test will be disabled.
The insulation resistance is greater than 2.0 GΩ
The insulation resistance is greater than 1.1 GΩ
The insulation resistance is less than:
• 50 kΩ at 250 V
• 100 kΩ at 500 V
• 200 kΩ at 1000 V
The insulation resistance is less than 70 kΩ
Explanation
icon and the
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