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Check temperature/humidity sensor orientation – DAVIS Vantage Pro2/Pro2 Plus: Daytime Fan Asp. Radiation Shield Kit User Manual

Page 5

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Installing the Daytime Fan Kit

5

Check Temperature/Humidity Sensor Orientation
The orientation and placement of the Temperature/Humidity sensor should be
checked, and in many cases, should be reoriented. There are three ways the
sensor could be mounted in an ISS:
• On the second to bottom-most plate of radiation plating stack with the

Temperature/Humidity sensor facing up.

• Underneath the top plate of the radiation plating stack, on the insulating

disk with the Temperature/Humidity sensor facing down.

• On the second to bottom-most

plate of the radiation plating stack
with the Temperature/Humidity
sensor mounted on spacers,
facing down.
If the Temperature/Humidity
sensor is mounted on the second
to bottom-most plate with the
sensor facing down, it is in the
correct orientation and does not
need to be repositioned in the
stack.
If the Temperature/Humidity
Sensor is placed in one of the
other two positions, it should be removed from its current position and
remounted in the correct position shown above.

Reinstall the Temperature/Humidity Sensor — For Sensors Facing Up

1. Locate the

Temperature/Humidity sensor
on the second to bottom plate
in the radiation shield plating
stack.

2. Remove the three screws, flat

washer, and cable clamp
securing the
Temperature/Humidity sensor
to the radiation plating. Save
the small screw, flat washer,
and cable clamp for use later.

Temperature/Humidity Sensor

Correctly Mounted on Spacers

Cable Clamp

Temperature/Humidity
Sensor

Removing Temperature/Humidity Sensor

with Sensor Mounted Up