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VSE 002 External RS-485 Module
7 Module connection to a PC
6
VVSE2/EN M/B006
7. Module connection to a PC
The module can be used with a PC, the required cable is
described in figure 4. When used with a PC an external power
supply is needed (e.g. type Phoenix Contact 100 – 240 AC/10-15
DC/2, Order-No. 29 83 75 6).
PC serial interface
VSE 002
Function
Pin
number
Pin
number
Function
CD (in)
1
1
-
RXD (in)
2
2
RXD (in)
TXD
(out)
3
3
TXD
(out)
DTR
(out)
4
4
RTS (in)
GND
5
5
-
DSR (in)
6
6
-
RTS
(out)
7
7
GND
CTS (in)
8
8
-
-
9
9
+8V (in)
Figure 4. PC interface cable
8. Ordering codes
VSE 002 RS-485interfacemodule