Connectors
Connector Locations
Eight connectors are located on the IP Gateway rear panel as shown in Figure 3-4 below:
Figure 3-4: IP Gateway Rear Panel
Connector Description
The following table lists the IP Gateway's connectors and their connection points:
Connector
Power
Port 2B
Port 2A
Port 1C
Type/Usage
Pin
No.
4 pin Male
1
Relay
Connector/
2
Vin
AC Power
3
P.GND
4
GND
RS-232
1
TXD
2
RXD
3
CTS
4
P.GND
5
CD
6
RTS
7
CNTRL
8
DTR
RS-485
1
+12V
2
DO_/rI_
3
DO / RI
4
P.GND
RS-232
1
TXD
2
RXD
3
CTS
4
P.GND
Signal Name
3-6
Hardware Installation