Testboy TV 455VDE-tester Testboy TV 455 用户手册
产品代码
Testboy TV 455
TESTBOY TV 450
PE test terminal
50
PE terminal test procedure
Connect test cable to the instrument.
Connect test leads to the to the item to be tested (see
figures 5.33 and 5.34).
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.
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!
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!
insulated from floor or walls!