Appendix A: System addressing 
48  VM-1 User Guide 
Hardware layer device addresses 
Table 11 below lists the device addresses for points on the VM-1 hardware layer. 
Table 11: VM-1 hardware layer device addresses 
  Device or circuit 
 
-4B   NAC/AUX 1 
NAC/AUX 2 
NAC/AUX 3 
NAC/AUX 4 
 
 
 
 
-CPU  
Loop Circuit 1 
Loop Circuit 2 
 
Detectors 
Modules 
Detectors 
Modules 
 
 
 
 
-SLCXB 
Loop 1 
 
Loop 2 
 
Detectors 
Modules 
Detectors 
Modules 
 
 
PPCC0375 
 
-PMI  Default_Normal_PP_08 
Default_Alert_PP_08 
Default_Evac_PP_08 
Default_Pre_PP_08 
MSG_005 to MSG_255 
 
 
 
 
 
  Channel_1_Relay_Confirmation 
Channel_2_Relay_Confirmation 
Channel_3_Relay_Confirmation 
Channel_4_Relay_Confirmation 
 
 
 
 
  Channel_1_Relay_Confirmation 
Channel_2_Relay_Confirmation 
Channel_3_Relay_Confirmation 
Channel_4_Relay_Confirmation 
 
 
 
 
  Channel_1_Relay_Confirmation 
Channel_2_Relay_Confirmation 
Channel_3_Relay_Confirmation 
Channel_4_Relay_Confirmation