C7772A-E WALLPLATE TEMPERATURE SENSOR
68-0213—2
2
ORDERING INFORMATION
When purchasing replacement and modernization products from your TRADELINE® wholesaler or distributor, refer to the
TRADELINE® Catalog or price sheets for complete ordering number.
If you have additional questions, need further information, or would like to comment on our products or services, please write or
phone:
1.
Your local Honeywell Automation and Control Products Sales Office (check white pages of your phone directory).
2.
Honeywell Customer Care
1885 Douglas Drive North
Minneapolis, Minnesota 55422-4386
In Canada—Honeywell Limited/Honeywell Limitée, 35 Dynamic Drive, Scarborough, Ontario M1V 4Z9.
International Sales and Service Offices in all principal cities of the world. Manufacturing in Australia, Canada, Finland, France,
Germany, Japan, Mexico, Netherlands, Spain, Taiwan, United Kingdom, U.S.A.
SPECIFICATIONS
Models:
Dimensions:
Temperature Ratings:
Operating: 45°F to 99°F (7°C to 37°C).
Shipping: -40°F to 150°F (-40°C to 65°C).
Humidity Ratings:
5 to 95% rh, non-condensing.
Approvals:
National Electrical Code (NEC) Class II.
Fig. 1. C7772 Dimensions in in. (mm).
INSTALLATION
When Installing this Product...
1.
Read these instructions carefully. Failure to follow them
could damage the product or cause a hazardous
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.
5.
Follow local codes for installation and application.
IMPORTANT
All wiring must agree with applicable codes,
ordinances and regulations.
CAUTION
Electrical Shock or Equipment Damage Hazard.
Can shock individuals or short equipment
circuitry.
Disconnect all power supplies before installation.
Location
The C7772 Wallplate Temperature Sensor should be located
where it can sample an average air temperature. Avoid
locations where air stratification can cause sensing errors.
The sensor mounts directly on a 2 in. x 4 in. conduit box with
the screws provided.
Table 1. C7772 Models.
NOTE: TCR = temperature coefficient of resistance.
4-1/2
(114)
3-5/16
(84)
2-3/4 (70)
5/16 (8)
M16295A
Model
Sensor Type
Nominal Resistance
Resistance-Temperature
Curve Type
Leadwire
Color
C7772A
20K NTC Thermistor
20,000 ohms at 77°F (25°C)
Non-linear Negative TCR
Green/Blue
C7772B
PT 1000 (TCR=385) Platinum Film
1000 ohms at 32°F (0°C)
Linear Positive TCR
Red
C7772C
PT 100 (TCR=385) Platinum Film
100 ohms at 32°F (0°C)
Linear Positive TCR
Yellow
C7772D
PT 3000 Platinum Film
3,266 ohms at 32°F (0°C)
Linear Positive TCR
Blue
C7772E
1420 ohm Resistor
1420 ohms at 75°F (24°C)
Linear (15 ohms per °F)
Red/Violet
