Canbus Wiring; Canbus Termination - Unitronics Uni-COM UAC-CB-01RS2 Installation Manual

UAC-CB-01RS2, UAC-CB-01RS4, UAC-CB-01CAN Installation Guide
UAC-CB-01CAN - CANbus module
There are two RJ45 connectors on the top of this module.
Connect one connector to your CANbus network. The other connector may be used to
daisy-chain to another device.

CANbus Wiring

 Use CAT-5e shielded cable with
RJ45 connector.
 When wiring each node, connect
the cable shield to the shield of
the RJ45 connector.
 Connect the CANbus cable shield
to the system earth at only one
point near the power supply.

CANbus Termination

Use the DIP switches shown in the diagram on page 2 to
set the CANbus termination according to this table.
The device is shipped with both its DIP switches set to
ON; change settings if the device is not at one of the ends
of the CANbus network.
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DOC32004-A5 02/19
6
Pin # Description
shield Functional Ground
1 H CAN High
L CAN Low
2
-V CANbus
3
Signal Common
4 Don't connect
5 Don't connect
6 Don't connect
7 Don't connect
8 Don't connect
Position DIP Switch
1 2
ON ON Terminated
(factory default)
OFF OFF Not Terminated
State
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