Product Application; Electrical Ratings - Honeywell T822 Série Mode D'emploi

T822/T827 Series • Owner's Manual

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)
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)

Electrical Ratings

Terminal
1
W Heating
W 2
(Powerpile)
W 2
(DC Powered)
Y 3 Cooling
Y 3 Normally open zone valve
1 T822K
2
T827K
3
T822L
69-2251EFS—03
Voltage (50/60Hz)
20-30 Vac
750 mVdc
12 Vdc
20-30 Vac
20-30 Vac
2
* 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.
Running Current
0.02-1.2 A
100 mAdc
0.1 A
0.02-1.2 A
0.02-1.2 A