Appendix
Also possible is a connection between FMS via modem.
The industrial modem (optional) for mouting top hat rail makes possible
to access to 31 units at the same time with the Windows PC software.
This allows to realize a remote control of the operating mode of the units.
The wiring between modem and RS422 module (interface adapter)
provided by the customer. The cable should be 4-wire, twisted and
screened.
Connection Diagram
Modem for remote control
147
RS 422 module
663 P 0501
with termination resistors
setting via DIP switch
RS 422 module
663 P 0501
TX
-
TX
+
RX-
RX
+
screen
TX
-
TX
+
RX-
RX
+
screen
1 RX
+
2 RX-
3 TX
+
4 TX-
5 GND
6 T4
7 T2
8 2/4 wire
9 S1
L
N
PE
tel line
Modem
TD-32/RS422
V24/RS232
2
3
0
V
/A
C
le
a
s
e
d
l
in
e
Adjustment DIP switch modem:
SW1 - Dial-up connection
0000
SW2 - all without function
0000 0000
SW3 - Tel. connection 2-wire cable
1000 0000
SW4 - 19200 baud, 8N
1110 1100
SW5 - Automatic speed adaptation
1111 0000
RS422-module/modem
connection diagram
