Electrical installation
Page 97
8.8
Connection: RS232/COM [X5]
8.8.1
Device side [X5]
D-SUB connector, 9-pole, male
8.8.2
Counterplug [X5]
D-SUB connector, 9-pole, female
Housing for 9-pole D-SUB connector with bolting screws 4/40 UNC
8.8.3
Pin assignment [X5]
Table 38:
Pin assignment: RS232 interface [X5]
Pin No.
Denomination
Values
Specification
1
Not occupied
6
Not occupied
2
RxD
10 V / R
I
> 2 k
Ω
Receive line, RS232 specification
7
-
-
Not occupied
3
TxD
10 V / R
A
< 2 k
Ω
Transmitting line, RS232 specification
8
Not occupied
4
+RS485
reserved for optional RS485 use
9
-RS485
reserved for optional RS485 use
5
GND
0 V
Interfaces GND, galvanically connected to GND DGND