GB 03372 - Edition 02 - June 09
1/1
B 450
RS 232 or RS 485 link wiring
The initial configuration of the serial link is as follows:
Type:
RS 232
Transmission speed:
9600 bauds
Data length:
8 bits
Parity:
NONE
Stop bit:
1
RS 232/485
connector wiring
1 2 3 4 5
GND
(Ground)
V+(A)
(RS485)
V-(B)
(RS485)
TD
(Transmission data)
(Reception data)
RD
6 7 8 9
(Data set ready)
DSR
DTR
(Data terminal ready)
DB 9 contacts, male connector.
Examples of possible
connection RS 232 with a
single controller
Serial link RS 485
1
5
9
6
1
9
6
5
RS 232
connector on
ATH 500 M
pump
Parallel type connection: communication will be lost only on the
disconnected pump.
9 pin male DB - RS 232/485
RS 232/485
Communication box
RS 232/485
RS 232/485
RS 232/485
9 8
9 8
9 8
9 8
n1
n2
n3
nn
9
5
4
3
2
1
8
7
6
V +
V -
V -
V +
End of the line wiring:
1.5 K
Ω
- 1/4 W
adixen Vacuum Products - Operating instructions - ATH 500 M-MT
adixen Vacuum Products - Operating instructions - ATH 500 M-MT
