Thermostats
T921A Proportional Control Thermostats
T921A proportional thermostats provide low voltage, 3-wire control for valve motors, damper motors, and balancing relays in heating or cooling system applications.
T921A proportional thermostats provide low voltage, 3-wire control for valve motors, damper motors, and balancing relays in heating or cooling system applications.
Features & Benefits:- Accessory faceplates available for horizontal mounting
- A bellows element adjusts the potentiometer slider to regulate motor operation
- Available with a thermometer and a locking cover
- Removable setting knob prevents unauthorized tampering with setpoint
Others
- Brand
- Honeywell
- Stages
- 1 Proportional
- Mounting Type
- Vertical
Others
- Brand
- Honeywell
- Stages
- 1 Proportional
- Mounting Type
- Vertical
- Brand : Honeywell
- Stages : 1 Proportional
- Mounting Type : Vertical
Installation Instructions
Name
Description
File Size
Date
Size
Reference Guides
Name
Description
File Size
Date
Size
Commercial Thermostat Product Quick Reference Guide (visor card) (English)
application/pdf 281.02 KB
2/17/2022
281.02 KB
Data Sheet
Name
Description
File Size
Date
Size
application/pdf 153.69 KB
2/11/2022
153.69 KB
Engineering Specifications
Name
Description
File Size
Date
Size
Specification Data for T921A, T921B, T921E, T921F, T921G Proportional Control Thermostats (English)
application/pdf 190.81 KB
8/19/2021
190.81 KB
Name
Description
File Size
Date
Size
Commercial Thermostat Product Quick Reference Guide (visor card) (English)
281.02 KB
2/17/2022
281.02 KB
Specification Data for T921A, T921B, T921E, T921F, T921G Proportional Control Thermostats (English)
190.81 KB
8/19/2021
190.81 KB
Image
SKU
Description
T921A1191/U
Thermostat, Proportional Control, 56 to 84F, Contemporary Cover