Page 19 of 226
Version: 3.3.5
– DR05 – 23.03.2017
7.
Interfaces
Pinout of top panel terminal blocks X1 and X2
7.1
Pinout of bottom panel RJ11 jack
7.2
Pinout of front panel serial interfaces COM1 and COM2
7.3
X1
+
Power supply connection
10
– 30V DC
-
0V DC connection
X2
1
Digital input I1 (10
– 30V)
2
Digital input I2 (10
– 30V)
3
Digital input I3 (10
– 30V)
4
Digital input I4 (10
– 30V)
P
Fuse protection 10
– 30V DC
M
0V DC connection
02
Digital output A2
01
Digital output A1
Pin ISDN
Analog
1
Not connected
Not connected
2
TX+
Not connected
3
RX+
Lb/b
4
RX-
La/a
5
TX-
Not connected
6
Not connected
Not connected
Pin RS 232
RS 485
MPI
1
DCD Data Carrier Detect Not connected
Not connected
2
RxD Receive Data
RxD
– Receive Data
GND 24V
3
TxD Transmit
TxD + Transmit Data
Data circuit B
4
DTR Data Terminal
Ready
+5Volts (only in 4-wire
operation)
Send request
5
Ground signal
Ground signal
GND 5V(200mA)
6
DSR Data Set Ready
Not Connected
5V output
7
RTS Request to Send
TxD
– Transmit Data
24V supply input
8
CTS Clear to Send
RxD+ Receive Data
Data circuit A
9
RI Ring Indicator
Not connected
Send request
X1
|
X2
1 2 3 4 5 6
COM1 / COM2
