307UM0100_01 May 2016 PD17x User Manual Page 30 of 31
With the detector disconnected, measure the following:-
Channel 1
AC voltage between the two wires of the
feeder cable __________ V
AC voltage between one of the feeder cable
wires and earth __________ V
DC resistance of Feeder plus Loop: _______ ohms
Inductance of Feeder plus Loop: ________ µH
Frequency of measurement? ______ KHz
Loop and feeder resistance to earth
(with detector unplugged) using a
500V Megger: _________ Mega Ohms
(should be greater than 10 Mega Ohms)
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