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Connector Pin Outs - Siemens SISTORE AX9 250 User Manual

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12.5

Connector pin outs

Siemens Building Technologies
Fire Safety & Security Products
I/O connector pin outs
AI (1 to 16)
Alarm Inputs 1 to 16
GND
Chassis Ground (9 connectors)
AO (1 to 16)
Alarm Outputs 1 to 16
ARI
Alarm Reset In
RS485 connector pin outs
Master unit
+
To
To
RS232 connector pin outs
Pin 1
DCD (Data Carrier Detect)
Pin 2
RXD (Receive Data)
Pin 3
TXD (Transmit Data)
Pin 4
DTR (Data Terminal Ready)
Pin 5
GND (System Ground)
Pin 6
DSR (Data Set Ready)
Pin 7
RTS (Request To Send)
Pin 8
CTS (Clear To Send)
Pin 9
RI (Ring Indicator)
Slave unit
TX+
TX-
Appendix
115
03.2007

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