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Powering the fan – DAVIS Fan-Aspirated Radiation Shield User Manual

Page 8

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Page 8

Fan-Aspirated Radiation Shield

Powering the Fan

AC-powered models are powered by an AC-power adapter. Solar-powered
models have a solar power panel and use batteries for overnight power. Refer
to the Junction Board Connections illustration when powering the fan.

AC-Powered Radiation Shield

1.

Locate the Junction Board on the fan plate (See page 7).

2.

Connect the AC-power adapter to the +5V connector on the Junction Board.

3.

Plug the AC-power adapter into an AC outlet.

4.

Check to see that the fan is blowing air up and away from the sensor.

5.

Unplug the AC power adapter from the AC outlet until you have finished
mounting the radiation shield.

6.

Secure the AC power cable to the fan plate with the supplied cable clamp.

7.

You are now ready to route the cables.

MOTOR

+VSOL

+5V

TACH

Solar Power Connector

(Solar-Powered Models Only)

Motor Connector

For Future

Tachometer

AC Power Adapter Connector

(AC-Powered Models Only)

Junction Board Connections

Junction

Board

AC Power-Adapter Connections