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FMS-2000C
Wiring the digital input to door switch
A switch with normally-open or normally close contacts can be used with the FMS-2000C controller to serve as a timed alarm buzzer
inhibitor, when the room door has been opened. Refer to the FMS-2000C Critical Environment Controller User's Guide for more
information on how to program the door switch.
Figure 23: Door switch wiring diagram
Step Down
Isolation Transformer
Table 14: Controller configuration slide switch settings
Slide switch
S5
Up or down
Up
29
Input or output configuration
Active, low digital input
LIT-12013508
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