Sony DynaView SSC-CR441 Operating Instructions Manual page 13

qs I/O (Input/Output) port
Provides four sensor inputs, one alarm output and one serial communication terminal.
Pin No.
1 ALARM OUT(Normal
Open)
2 ALARM COMMON
3 ALARM OUT(Normal
Close)
4 Alarm input 1
5 Alarm input 2
6 Alarm input 3
7 Alarm input 4
8 GND
9 Tx+
10 Tx-
11 Rx+
12 Rx-
* Connect the Tx+ and Tx- terminals of the controller to the Rx+ and Rx- terminals of the camera unit.
** Connect the Rx+ and Rx- terminals of the controller to the Tx+ and Tx- terminals of the unit when the controller is
equipped with the Rx+ and Rx- terminals.
***Maximum total cable distance for communication over 24-gauge wire is 1,219 m. Sony recommends using shielded
twisted pairs cable that meets or exceeds the basic requirements for the communication standard.
Pin name
When the alarm function is set to on, this
terminal is connected to the ALARM
COMMON terminal.
When the alarm function is set to off, this
terminal is connected to the ALARM
COMMON terminal.
Serial communication terminal (To receive +)
Serial communication terminal (To receive -)
Serial communication terminal (To send +)
Serial communication terminal (To send -)
Description
Location and Function of Part
13