MICROWELL Dry Precision 100 Manual do Utilizador descarregar pdf (Página 14)

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Power supply

POWER SUPPLY

The switching unit must be connected in accordance with the following description:

Clamper name Function

Supply phase of the equipment and the

connected devices.

N Working zero

FAN Fan connection.

COMP Connection of compressor´s contactor.

HEAT Connection of electro valve

for heating

control.

FROST NTC sensor of ice coating.

OVHEAT NTC sensor of compressor´s overheating.

COM Common wire (conductor)

of both NTC

sensors.

The switching unit is delivered with an installed resistor 1K between FROST and COM

clampers. This way it is prepared for operation without NTC heat sensors. In case of

sensors´ connection, it is necessary to disconnect the resistor.

Never disconnect the antenna from the receiver if the equipment is under pressure.

Important warning:

This may damage the receiver. Make sure that you always disconnect the energy supply first

when intending to disconnect the antenna.

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MICROWELL Dry Precision 100 Manual do Utilizador Página 14