BEWATOR COTAG 4101-2 - Comms Module and Controller Wiring

4101-2 Controller Installation Handbook
A-1-2
Controllers and Comms module
The Comms module is
shown in slot 0/1 to
make the diagram
simpler - we recommend
that the Comms module
is fitted in slot 8/9
4101-2 Controller
motherboard
0 1
4230 Comms module in slot 0/1
pin 1
pin 1
9-way D-type male on PC
(COM1:) viewed from
outside (female on cable
viewed from inside).
25-way D-type male on PC
(COM1:) viewed from
outside (female on cable
viewed from inside).
TX
TX
RX
RX
TXD
TXD
RXD
RXD
Screens
Screens
TX
TX
RX
RX
Screens
To subsequent
Controllers on
branch (up to
32 in total)
4101-2 Controller
motherboard
RXD
TXD
SE
23 5
RXD
TXD
SE
42573
7
8
1 2 3 4
1 2 3 4