M4000 Insulation Analyzer User Guide
72A-1230 Rev. F 4-11
July 22, 2005
I/O Protection Board
04D-0546
The I/O Protection Board provides serial
communications between the M4100 and
M4200c and interfaces with the safety
strobe light, temperature/humidity sensors
and safety switch. It also provides certain
safety features under hardware and software
control.
Transformer
03D-1054
The Transformer steps up the voltage output
of the Amplifier Assembly to a maximum of
12 kV for application to the specimen under
test.
HV Pothead
03C-0056-07
The front panel-mounted HV Pothead is a
connector providing a high-voltage
connection to the specimen under test.
Fan
380-0042
The fan cools the interior of the M4100 by
moving air through the instrument when
necessary. It is normally not
on.