Honeywell T991A Temperature Controller, Modulating, 200 deg F, Copper Bulb Sensor, Analog Output, 1/2 Inch Dia x 3-9/16 Inch L Bulb, 20 ft Capillary Length, 24/30 VAC, 50/60 Hz, Gray, 5-5/8 Inch L x 2 Inch W x 2-1/4 Inch D
- Sensing element capillary tubing allows remote mounting of sensing element
- Ambient temperature compensated for the case and tubing
- Fast response models (for duct mounting) have coiled sensing element giving at least four times faster response than standard models
- Set point may be read and adjusted through cover
- Throttling dial inside case adjusts proportional throttling range
Standard/Approvals: UL Listed
Application: Remote Bulb Controllers for Modulating Control of Water or Air Temperature in Ducts, Tanks and Similar Applications
