Connecting-up
05.2006
6SE7087-2JD60 Siemens
AG
7-18
Operating Instructions
SIMOVERT MASTERDRIVES
Either an OP1S or a PC can be connected up via the 9-pole Sub D
socket.
Pin
Name
Meaning
Range
1 n.c.
Not
connected
2
RS232 RxD
Receive data via RS232
RS232
3
RS485 P
Data via RS485
RS485
4 Boot Control signal for software
update
Digital signal, low active
5
M5V
Reference potential to P5V
0 V
6
P5V
5 V aux. voltage supply
+5 V, Imax = 200 mA
7
RS232 TxD
Transmit data via RS232
RS232
8
RS485 N
Data via RS485
RS485
9
M_RS232/485
Digital ground (choked)
Table 7-9
Serial interface X300
X300 - Serial
interface
1
5
6
9