Liquiline Control CDC90
Electrical connection
Hauser
45
6.5.2
Bus termination
There are 2 ways to terminate the bus:
1. Internal termination
(via DIP switch on module board)
"ON"
"OFF"
41
DIP switch for internal termination
‣
Using a suitable tool such as a tweezer, move all four DIP switches to the "ON" position.
The internal termination is used.
390
W
220
W
390
W
VP
DGND
B/B'
A/A'
42
Structure of internal termination
2. External termination
Leave the DIP switches on the module board in the "OFF" position (factory setting).
‣
Connect the external termination to terminals 81 and 82 on the front of module 485
for 5
‐
V power supply.
The external termination is used.
6.6
Connecting the IPC
1.
5
7
8
H
6
G
A0033456
Connect the W9 cable in the CDC90 control unit from the inside to the M12 cable
gland "8" provided.
Summary of Contents for Liquiline Control CDC90
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