To connect the cables:
1.
Connect CANbus cable and a ground wire between each sensor for the cooling unit, Figure 12.11 below, taking
the following precautions:
NOTE: Remember that the last sensor on the chain must be terminated as described in
•
Use only approved hangers, and do not secure cables in a way that could damage them.
•
Limit bends to less than four times the diameter of the cable.
•
When securing and hanging, avoid deforming the cable.
•
Keep cables away from devices that may cause interference such as high-voltage wires, machinery,
fluorescent lights and electronics.
NOTE: High voltage sources much be at least 12 in. (305 mm) from CAN wires.
•
Avoid stretching cables.
•
Avoid using excess cable between sensors.
•
Make sure that cables have the correct pin-out. Mismatched pins at the RJ2 connection will damage the
CAN device.
Figure 12.11 CANbus and Ground Connection on 2T Sensor
Vertiv™ | Liebert® iCOM™ Installer/User Guide
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Содержание Liebert iCOM DP400/500
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