FMS-2000C
LIT-12013508
29
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.
Wiring the digital input to door switch
Slide switch Up or down Input or output conguration
S5 Up Active, low digital input
Figure 23: Door switch wiring diagram
Table 14: Controller conguration slide switch settings
Step Down
Isolation Transformer
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