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Ground Fault Detector Module
The optional Ground Fault Detector Module can be installed in Card Slot 5 of
any cell that does not contain an Integral Power Supply or IRIG-B Module. It can
be calibrated for sensitivity via the front. The Ground Fault Detector has jumpers
selectable for the Field Contact Voltage used within the system. It only operates
with 24, 48 or 125VDC.
Power Supply Modules
Several Integral Power Supply Modules are available depending on the system
input power, size of the system and field contact voltage selection. There are no
configurable jumpers on these modules. Refer to the power connection in this
manual for the power supply images.
Series 90B ANNUNCIATOR INSTALLATION AND CONFIGURATION MANUAL
i.
17
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