Brochure

ECONOMY MECHANICAL THERMOSTATS
Reliable Performance in an Attractive Design
FEATURES
•Ruggedsnap-actioncontacts.
•Adjustableheatanticipator.
•Bi-Metalthermometer.
•Heat/Coolmodelincludesswitchingsubbase.
•Heat/CoolmodelcompatiblewithElectricHeatsystems.
SPECIFICATIONS
Anticipation Rating, Heating .....  Adjustablefrom0.15to1.2Amps
Anticipation Rating, Cooling ..... Fixed
Differential, Heating ........... 2°F (1.1°C)
Differential, Cooling ........... 4°F (2.2°C)
Dimensions.................. 3
3
/
4
”H x 2
7
/
8
”W x 1
1
/
2
”D
Dimensions, Switching Models... 3
3
/
4
”H x 3
1
/
8
”W x 1
5
/
8
”D
Electrical Rating . . . . . . . . . . . . . . mV to 30V, 50 / 60 Hz or DC
PARTS AND ACCESSORIES See end of this section for parts and accessories
•WallplateF61-2499—5
1
/
8
”H x 5”W
•ThermostatGuards—seepages24-25
1C26-101
➀ Lowest temperature setting is “OFF” position
➁ Includesoptional“A”terminalconnectionforElectricHeatsystemsthatrequirethethermostattoenergizetheBlower(Gterminal)onacallforheat
➂ IncludesF61-2499wallmountingplatetocovermarksleftbypreviousthermostat
Model Typical Stages System Fan Anticipation
Number Application Heat / Cool Switch Switch Contacts Heat / Cool Range Shape Terminals
1C20-101 Heat Only ➂ 1 None ➀ None Snap-Action Adjustable 50-90°F(10-32°C) Vertical R,W
1C20-102 HeatOnly 1 None None Snap-Action Adjustable 50-90°F(10-32°C) Vertical R,W
1C21-101 Cool Only 1 None None Snap-Action Fixed 50-90°F (10-32°C) Vertical R, Y
1C26-101 Heat / Cool ➁ 1/1 Heat-Off-Cool Auto-On Snap-Action Adjustable/Fixed 50-90°F(10-32°C) Vertical RC,RH,W,
➂ Y, G, O, B, A
LOW VOLTAGE
THERMOSTATS
1C20-101
TECHNICAL HELP
Conguration/Wiring.................. See page 163
SINGLE STAGE
?
PAGE
163
THERMOSTATS
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