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5 Functional Description 
 
ID No: 161692 
PRELIMINARY 
Page 75
 
5.2.7 Summary 
Alarm 
 
The summary alarm is a DC insulated contact relay.  
 
Observe that the cross-sectional area of the wires to be connected must be in the 
range from 0.14 - 1.5 mm
2
 
   
 
 
figure 5-5 Summary alarm relay 
 
The following table indicates the three-connector pin out.  
 
Pin No. 
Contact 
Maximum Resistive Load 
Normally closed  Max 1A @ 50VDC 
Common 
Max 2A @ 30VDC 
Normally open 
Max 1A @ 230VAC 
 
Summary alarm 
relay contact