16
Siemens Building Technologies
Fire Safety & Security Products
10.2008
6.6
Rear panel connections and controls
You make all external connections to the VIS3I-328 via the rear panel. The
connections are divided into these distinct groups:
Fig. 7
Rear panel connectors and controls
1
Video Inputs
2
Video loop-throughs
3
Video Outputs
4
D-type Telemetry
5
Quad Outputs
6
Video & Control Expansion
7
Serial Ports
8
Alarm Inputs
9
Relay Outputs
10
Mains Input
Name Description
Type
Conductor
Number
Conductor Function
Serial Port
Inner
Signal
Input 1–32
Video Control Input
Channel 1 – 32
BNC Female
Outer Ground
Inner Signal
Loop 1–32
Video Loop-Through
Channel 1 – 32
BNC Female
Outer Ground
1 NC
2 TX
(RS-232)
3 RX
(RS-232)
4 TX-
(RS-422)
5 RX-
(RS-422)
6 GND
7 GND
8 TX+
(RS-422)
9 RX+
(RS-422)
Serial 1
General purpose serial port
(RS-232/422, reconfigurable)
9-way D-Type
Female
Shield GND
1
(16)
Serial 3
General purpose serial port
(RS-232/422, reconfigurable)
9-way D-Type
Female
1 – 9
As Serial 1
3
(18)
Serial 4
General purpose serial port
(RS-232/422, reconfigurable)
9-way D-type
Female
1 – 9
As Serial 1
4
(19)
