DuraMAR 2150 – User’s Manual
External Connections
Only devices that meet SELV circuits (Security Extra Low Voltage) requirements in accordance with the
EN60950 standard should be connected to the interfaces of the DuraMAR-2150.
All connection cable plugs must be screwed or locked to the housing.
To maintain the Protection class, the connectors of the external cable must be adequately sealed and every
unused connector must be covered.
Ensure that all connected cables, particularly the power cables, are positioned in areas where people or
machinery do not risk entanglement or being hit by the system.
Vehicle power should only be connected after the installation of the system has been completed.
All unused cables should be isolated or removed if possible.
The cables must be shielded and the shields have to be grounded on both sides.
The system must be grounded using the connection terminal in Rear Panel with the shortest possible
connection (max 20cm) using a low resistance cable.
Warning:
Electric current from power and communication cables is hazardous. To avoid shock
hazard when connecting or disconnecting cables, follow appropriate safety
precautions. Ensure that the correct operating voltage is used when powering the
device.
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