BA-en-1022-0802_PGT120 11
electrostatic
innovations
3.2 Power supply
The unit can be operated by the external power supply or by a 9 V battery.
Battery change see chap. 5 Maintenance.
When testing frequently or when using the unit in the "shoes as series cir-
cuit" mode, it is advisable to supply the tester via mains power. Use only
the plug-type power supply included. Connect at the rear socket marked
"AC 12 V". Any battery connected will be automatically disabled as soon
as the jack is plugged in.
Caution!
Please remove the battery when the instrument is not battery operated for
a long period of time.
Warning!
The power supply must not be connected to ground.
3.3 Connections
The connections for cable cords are at the front of the unit.
The connections for power supply, footwear electrode and door opener
are at the rear of the unit.
The resistance of the test person and of the grounding system is tested
when checking the personnel grounding system.
The test person is contacted by operating the measuring plate or by step-
ping on the footwear electrode.
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