 
              ATI PS100-3 Power Supply Module for SYS10K (Two Required for each RM100)
ATI PS100-3 Power Module--A bi-polar unregulated 18 VDC supply drives the system power buss through fused isolation diodes. Operates singly or as a redundant pair in the right hand positions of each RM100 rack frame. Front panel LEDs indicate low voltage on either buss or blown fuses. Power Failure Alarm relay contacts close for any power loss and can activate an external alarm. Alarm outputs from both PS100 positions are paralleled and brought to a barrier block (terminals 4 & 5) mounted...
 
             
             
             
            