2.4  Failsafe Output Wiring and Specifications 
 
The “Failsafe” output relay is provided to signal critical error conditions that may occur on the 
RS900G series switch. The contacts are energized upon power up of the unit and remain 
energized until an alarm condition or power loss occurs.   
 
 
Figure 2.4.1 RS900G Family Failsafe Output Relay 
 
 
 
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