34937A 32-Channel GP Switch Module
The 34937A general-purpose switch module provides independent control of:
– Twenty-eight Form C (SPDT) latching relays rated at 1 A
– Four Form A (SPST) latching relays rated at 5 A. You can set the power-failure
A temperature sensor on these modules triggers system interrupts when
NOTE
high-carry current-induced heat on the modules reaches a threshold of 70 °C.
See description of the "HOT" annunciator on
34937A Simplified Schematic
COM
COM
Keysight 34937A-34939A User's Guide
state for these 5 A relays (see
NC
Channel 001
NO
(1A Form C)
NC
Channel 028
NO
(1A Form C)
"Hardware Power-Fail Jumper"
page
10.
NO
Channel 029
(5A Form A)
COM
NO
Channel 032
(5A Form A)
COM
on page 11).
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