Automation and Control Systems
Honeywell International Inc.
1985 Douglas Drive North
Golden Valley, MN 55422
http://customer.honeywell.com
® U.S. Registered Trademark.
© 2014 Honeywell International Inc.
33-00065—01 M.S. 10-14
Printed in U.S.A.
33-00065-01
Model Numbering
TH8321WF
TH8321R
TH8320R
TH8110R
RedLINK™ or Wi-Fi
Wi-Fi
RedLINK™
RedLINK™
RedLINK™
Stages
3H/2C HP
2H/2C CONV
3H/2C HP
2H/2C CONV
3H/2C HP
2H/2C CONV
1H/1C HP
1H/1C
CONV
Residential or Commercial
P
P
P
P
Dual Powered - C Wire or Battery
C Wire only
P
P
P
Onboard Humidity Sensor
P
P
Number of Universal Relays
1
1
0
0
Number of Universal Sensor Inputs
1
1
1
1
Economizer / TOD Output
P
P
P
Works with Optional Equipment
Interface Module*
P
P
P
Works with Optional TrueZONE
Wireless Adapter*
P
P
P
* The relay outputs and inputs on the thermostat do not function when used with an Equipment Interface Module or
the TrueZONE Wireless Adapter.
DISCONNECT POWER BEFORE INSTALLATION.
Can cause electrical shock or equipment
damage.
MERCURY NOTICE:
If this product is replacing a control that contains mercury in a sealed
tube, do not place the old control in the trash. Contact the Thermostat Recycling Corporation at
www.thermostat-recycle.org or 800-238-8192 for information on how and where to properly and
safely dispose of your old thermostat.
Must be installed by a trained, experience technician.
Read these instructions carefully.
Failure to follow these instructions can damage the product or cause a hazardous condition.
Need Help?
For assistance please visit
http://customer.honeywell.com
or call toll-free:
1-855-733-5465
