Technical specifications
8.5 Interface description
Basic Panels
Operating Instructions, 04/2012, A5E02421799-03
141
8.5
Interface description
8.5.1
Power supply
Plug connector, 2-pin
Pin number
Assignment
1
+24 VDC (L+)
2
GND 24 V (M)
8.5.2
PROFIBUS (Sub-D RS422/485)
Name of interface on HMI device: X2
Sub-D socket, 9-pin, with screw lock
Pin
Assignment for the RS 422
Assignment for the RS 485
1
n. c.
n. c.
2
GND 24 V
GND 24 V
3
TxD+
Data channel B (+)
4
RD+
RTS
5
GND 5 V, floating
GND 5 V, floating
6
+5 VDC, floating
+5 VDC, floating
7
+24 VDC, out (max. 100 mA)
+24 VDC, out (max. 100 mA)
8
TxD–
Data channel A (–)
9
RxD–
NC
