METREL MI 3122 Instruction Manual page 37

MI 3122 Smartec Z Line-Loop / RCD
PE terminal test procedure
Connect test cable to the top of the instrument.

Connect test leads to the item to be tested (see figures 5.18 and 5.19 ).

Touch PE test probe (the TEST key) for at least one second.

If PE terminal is connected to phase voltage the warning message is displayed,

instrument buzzer is activated, and further measurements are disabled in Z-LOOP
and RCD functions.
Warning:
If dangerous voltage is detected on the tested PE terminal, immediately stop all

measurements, find and remove the fault!
Notes:
In the SETTINGS and VOLTAGE TRMS menus the PE terminal is not tested.

PE test terminal does not operate in case the operator's body is completely

insulated from floor or walls!
37
PE test terminal