User's Guide

Ibex-RT-310 and Ibex-RT-320 Series User Guide
Westermo Network Technologies 20
NOTE
Unused connectors must be covered by a protective cap (delivered with
the product), tightened to the specified torque in order to fulfill the
specified ingress protection code.
4.2 Earth Connection
For correct function, the earth connection at the grounding point needs to be properly connected to
a solid ground. An M5 grounding screw at the housing is used for grounding. A short wire with a cross
section of at least 4 mm
2
shall be used. The grounding wire is set below the rip-lock washer. The nut
is fixed for good reliable grounding contact. The tightening torque of the nut shall be 2.0 Nm.
Figure 9 Earth connection
NOTICE
Do not use equipment without protective earth connection.
4.3 Connection of Cables
Recommended tightening torque for the M12 connectors is 0.6 Nm. All M12 connections are screw
connections.
When connecting the power cable, ensure that the pins are connected correctly before tightening
the power cable to the unit.
NOTE
This product has no replaceable fuse and should be connected via an external
fuse for protection.
4.4 Cooling
This unit uses convection cooling. It is recommended to install the product in areas where the natural
convection airflow is not blocked and that there is enough spacing around the device.