CP Electronics ALC-PRM-VFC Manuale del prodotto - Pagina 2

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Installation

Choosing a Suitable Location

The ALC-PRM-VFC is designed to be ceiling mounted and must satisfy the following criteria:

Avoid positioning the unit where direct sunlight may enter the sensor element.

Wiring Diagram - Mains load

Wiring Diagram - Volt Free Contact

Sensor functionality

Switch Level On/Off

The device can be made dependant on the ambient light level using the Lux On Level and Lux Off Level parameters.

Fault finding

What if the load does not turn ON?

Check that the live supply to the circuit is good.

Increase the Lux on level to switch on at a higher brightness .

What if the load does not turn OFF?

Increase the lux off level to switch off at a lower brightness.

Load cycles on and off

Increase the difference between the lux on level and the lux off level.

Increase the time setting.

Angle the sensor away from the light that it is controlling.