Table of Contents
Advertisement
● Always disconnect power to the conductor under test before starting
insulation measurement. Do not attempt to make measurements on a
live conductor. Otherwise, it may damage the instrument.
Earth terminal
The LCD shows ">2099MΩ" when the measured result exceeds the
display range (over-range).
.800.561.8187
Power
Black
Red
Load
Fig. 8-3
www.
CAUTION
Switch
OFF
Principle of insulation resistance
measurement
LINE(-)
Voltage:V
Resistance:RX
EARTH
Current:I
(+)
Resistance=Voltage ／ Current
- 33 -
̶ 33 ̶
.com
Display example
Fig. 8-2
RX=V ／ I
Fig. 8-4
information@itm.com
Advertisement
Table of Contents
