Honeywell Home T822 Series - Product Application and Specifications; System Types and Settings; Technical Specifications

T822/T827 Series • Owner's Manual
69-2251EFS—03 2
System Types
• Gas or oil
• Warm air, hot water, high-efficiency furnaces, heat pumps, steam, gravity
• Normally closed hot water valves (T822K)
•
2-wire
cooling systems (T822L)
•
Normally
open hot water valves (T822L)
System Settings
• Heat, Off (select models only)
Fan Settings
• Auto, On (select models only)
Specifications
Temperature Control Range
• 45° to 95°F (7° to 35°C)
• 35° to 85°F (2° to 29°C)*
Operating Ambient Temperature
•
0°
to 120°F (18° to 49°C)
Operating Relative Humidity
• 5% to 90% (non-condensing)
Dimensions (vertical model)
• 2.88W x 4.75H x 1.5D (inches)
• 73W x 121H x 38D (mm)
Dimensions (horizontal model)
•
4.75W
x 2.88H x 1.5D (inches)
• 121W x73H x 38D (mm)
Product application
This thermostat provides control of:
•
24
Vac heating systems (T822K)
• 750 mV or 12 Vdc heating systems (T827K)
•
24
Vac cooling systems (T822L)
* CAUTION: Do not use a product with
this temperature control range in
a home. Temperatures at or below
freezing can occur. A product with this
temperature range is for use in areas
where temperatures below freezing
can occur, such as a garage.
Electrical Ratings
Terminal Voltage (50/60Hz) Running Current
W
1
Heating 2030 Vac 0.021.2 A
W
2
(Powerpile) 750 mVdc 100 mAdc
W
2
(DC Powered) 12 Vdc 0.1 A
Y
3
Cooling 2030 Vac 0.021.2 A
Y
3
Normally open zone valve 2030 Vac 0.021.2 A
1
T822K
2
T827K
3
T822L