
7ML19981FCO1 HydroRanger 200 – INSTRUCTION MANUAL Page 87
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Communications Installation
Port 1: RS-232 RJ-11 Jack
To connect the unit to a PC using an RS-232 jack, use the cable as shown:
To connect the unit to a modem using an RS-232 jack:
Port 2: RS-485
6
1
6
1
4
3
2
TX
RG
SG
RX
TG
SG
5
3
2
4
6
7
8
5
4
3
2
5
4
3
2
1 1
6 6
6
1
1
6
Computer
DB-9 (male)
RJ-11 jack
RJ-11 on
HydroRanger 200
Modular cable with RJ-11 plug
RJ-11 to DB 9 converter
Note: Jumper pins 4-6 and 7-8 at the DB-9.
B23 Tx
A32 Rx
COM55
Modem
Converter:
RS-232 to
RS-485
HydroRanger 200
Terminal Block
DB 9DB 9
BA
C
O
M
(Shield to be grounded at one end)
HydroRanger 200
Terminal Block
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