Honeywell C7189A- Manual
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Table of Contents:
- Page 2 – C7189A WALL MOUNT TEMPERATURE SENSOR; RECYCLING NOTICE; Wiring; CAUTION
- Page 3 – OPERATION
- Page 4 – CHECKOUT; CALIBRATION
X-XX UL
INSTALLATION INSTRUCTIONS
®U.S. Registered Trademark
Copyright © 1995 Honeywell Inc. • • All Rights Reserved
C7189A
Wall Mount Temperature Sensor
APPLICATION
The C7189 Wall Mount Temperature Sensor provides the
input required by the PC8900 Perfect Climate® Comfort
Center with the W8900 Remote Module to sense tempera-
ture in indoor air spaces.
SPECIFICATIONS
Operating Ambient Temperature Range:
40 to 95
°
F (4.4
°
C to 35
°
C)
Humidity Setting Range:
None
Operating Relative Humidity:
5% to 95% noncondensing
Finish:
White
Dimensions in Inches (millimeters):
2 3/4 (70) width x 4 5/8 (117) height x 1 1/16 (27) depth
Accessories:
202689A Mounting Plate Assembly used to cover marks
left on the wall by the old thermostat
INSTALLATION
When Installing this Product...
1 Read these instructions carefully. Failure to follow
them could damage the product or cause a hazard-
ous condition.
2 Check the ratings given in the instructions and on
the product to make sure the product is suitable for
your application.
3 Installer must be a trained, experienced service
technician.
4 After installation is complete, check out product
operation as provided in these instructions.
CAUTION
Disconnect power supply before connecting wiring
to prevent electrical shock or equipment damage.
Location and Mounting
Locate the C7189 Wall Mount Temperature Sensor where
the setting will not be subjected to tampering.
1 Choose a location for the sensor on an inside wall
about 5 ft (1.5 m) above the floor. A horizontally
mounted standard 2 x 4 in. (51 x 102 mm) junction
box can also be used at the selected location for the
C7189.
2 Be sure that the wire distance between the C7189
and the W8900 does not exceed 200 feet.
3 Make sure that there is good air circulation at
average temperature at the chosen location. Avoid
the following locations because they can introduce
errors in sensor measurements. See Fig. 1:
Hot areas caused by:
• Concealed pipes or ducts.
• Drafts from fireplaces or other heat sources.
• Convection or radiant heat from the sun or
electrical equipment.
Cold areas caused by:
• Concealed pipes or ducts.
• Drafts from windows and doors.
• Unheated areas on the other side of the wall
location.
Dead air areas:
• Behind doors, furniture and curtains.
• In corners and alcoves.
4 Mark the area on the wall where the C7189 Sensor
or junction box will be mounted.
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