4-2
Alarms
AN2016 Cabinet User Guide Rel 1.0 Standard May 1999
Table 4-1 lists the pin descriptions of the TB1 alarm block
Table 4-1
TB1 alarm block description
Pin Description Pin Description
A1 Telemetry input #1 A5 High voltage shut down (HVSD)
alarm
B1 Telemetry input #2 B5 Rectifier fail alarm minor (RFA
Min)
C1 Telemetry input #3
ACO (alarm cutoff)
C5 Rectifier fail alarm major (RFA
Maj)
D1 Telemetry input #4 D5 Battery distribution panel alarm
A2 Telemetry input #5 A6 Environmental control unit (ECU)
system alarm
B2 Telemetry input #6 B6 High temp alarm
C2 Telemetry input #7 C6 Door intrusion alarm
D2 Telemetry input #8 D6 Spare
A3 Telemetry input #9 A7 DDM+ or Soneplex minor alarm
B3 Telemetry input #10 B7 DDM+ or Soneplex major alarm
C3 Telemetry input #11 C7 Soneplex critical alarm
D3 Spare D7 Remote measurement unit (RMU)
alarm
A4 AC fail alarm A8-B8 Spare
B4 Battery on discharge (BOD)
alarm
C8-D8 Spare
C4 Fuse alarm (FA) A9 to D9 Common (ground)
D4 Low voltage alarm (LVA) A10 to D10 Common (ground)
Note 1:
The alarms listed in this table are connected on the alarm block TB1 at the factory.
Note 2:
All alarms listed are normally open contacts.
Note 3:
If there is more than one piece of equipment of the same type, the alarms from that
equipment can be wired in parallel. Alarms wired in parallel maximize the number of alarms that
can be reported.
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