Installation
6.13
Connector pin outs
16
Siemens AG
I/O connector pin outs
AI (1 to 16)
Alarm Inputs 1 to 16
GND
Chassis Ground (5 connectors)
NC
Relay Alarm Outputs (Normally Closed)
NO
Relay Alarm Outputs (Normally Open)
C
Relay Common
ARI
Alarm Reset In
RS485 connector pin outs
Master unit
RX+/TX+ J To J TX+/RX+
J
To J TX-/RX-
RX-/TX-
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
EN
05.2010