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168 34980A User’s Guide
6 General Purpose Switch Modules
34937A 32-Channel GP Switch
The 34937A general-purpose switch module provides independent control
of:
• Twenty-eight Form C (DPST) latching relays rated at 1 A
• Four Form A (SPST) latching relays rated at 5 A. You can set the
power-failure state for these 5 A relays. See page 164 and page 165.
34937A Simplified Schematic
NOTE
A temperature sensor on these modules triggers system interrupts
when high-carry current-induced heat on the modules reaches a
threshold of 70
o
C.
Channel 001
(1 A Form C Relay)
Channel 028
(1 A Form C Relay
Channel 029
(5 A Form A Relay)
Channel 032
(5 A Form A Relay)
COM
NO
COM
NO
NC
NC
COM
COM
NO
NO