Fluke 165X Installation Manual page 22

No. Annunciator
E
F
U L =
Indicates the selected rotary switch setting. The measurement value in the primary
display also corresponds to the switch setting. Rotary switch settings are:
V Volts
R Insulation
ISO
R Continuity
LO
Z Loop
L
T RCD time
A
I ∆ RCD trip
R Earth
E
Q
Phase Rotation
Indicates the preset fault voltage limit. The default setting is 50 V. Some locations
require the fault voltage be set to 25 V, as specified by local electrical codes.
Press 4 when you turn on the tester to toggle the fault voltage between 25 V and
50 V. The value you set will appear on the display and will be saved when you turn
the tester off.
Electrical Installation Tester
Meaning
Operating the Tester
11