T921A1191 HONEYWELL LOW VOLTAGE PROPORTIONING THERMOSTAT 1-135 OHM FI
- Dimensions: 3-3/8 in W x 5-11/16 in H x 2-1/4 in D
- Mounting Type: Vertical
- Temperature Settings: 56 - 84 deg F
- Voltage Rating: 24 V
- 135 ohm potentiometer analog output signal
- 2.5 deg F throttling range
- Signal, Wall Mount
- Removable Setting Knob Prevents Unauthorized Tampering with Setpoint
- Includes Slotted Sides
Also includes add on Faceplate to Allow Thermostat to be Mounted Horizontally
T921 Thermostats provide 3-wire, low voltage proportional control for Series 90 (135 ohm) valve motors, damper motors, and balancing relays in heating or cooling system applications.