General Purpose Switch Modules 6
34980A User’s Guide 195
34938A 20-Channel High-Current GP Switch
The 34938A high- channel GP switch module provides twenty 5 A Form A
relays for general purpose switching needs. You can set the power- failure
state for these 5 A relays. See page 188 and page 189.
34938A 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.
COM
Channel 020
(5A Form A)
NO
COM
Channel 001
(5A Form A)
NO