
4
When using, please be careful not to touch the RCD/GFCI button, and not to trigger
the leakage protection switch to avoid unnecessary losses.
Voltage test (with LCD)
Insert the tester into a standard three hole power outlet. Read the socket voltage value
from the tester screen, the unit is V.
Note:
The test time lasts no more than 5 minutes
When using, please be careful not to touch the RCD/GFCI button, and not to trigger
the leakage protection switch to avoid unnecessary losses.
RCD (or GFCI) Test
Insert the tester into the correctly connected three hole power socket, press the button
(less than 3 seconds), and the normal RCD/GFCI will trip o at this time, if it does not
trip o, it indicates that the RCD/GFCI is damaged. Please nd professional electrician
to maintain it in time.
Functional control table
Red Red Red
CORRECT ● ● ○
OPEN GROUND ● ○ ○
OPEN NEUTRAL ○ ● ○
OPEN LIVE ○ ○ ○
LIVE/GRD REVERSE ○ ● ●
LIVE/NEU REVERSE ● ○ ●
LIVE/ GRD REVERSE; missing GRD ● ● ●
Note:
LIVE/GRD RESVERSE, missing GRD: It is the reverse connection between the live
line and ground line, and the ground line is disconnected.
This tester cannot distinguish between neutral line and ground wire reversly
connected.
Clean
Clean with a wet cloth, Cleanliness or other chemicals are not available
Notes: After cleaning, the tester must be dried before it is used again.
OPERATION DESCRIPTION