Honeywell T991A1012/U Proportional Temperature Controller

Product Description

The Honeywell T991A1012/U is a proportional temperature controller designed for modulating control of water or air temperature in ducts, tanks, and similar settings. This controller operates within a temperature range of zero degrees Fahrenheit to one hundred degrees Fahrenheit. It employs a copper bulb sensor element with a length of twenty feet of capillary tubing.

• Fast response with coiled sensing element for improved reaction time.
• Ambient temperature compensation for accuracy.
• Adjustable set point and throttling range.

Product Highlights

This controller is suitable for HVAC systems and can manage temperature effectively in various commercial applications.

Product Information

Standard Information

• Brand: Honeywell
• Part Number: T991A1012/U

Technical Specifications

• Set Point Temperature Range: 0 F to 100 F
• Capillary Length: 20 ft
• Bulb Size: 1/2 in. diameter x 4 3/16 in. long
• Operating Temperature: 125 F maximum
• Voltage: 24 Vac to 30 Vac
• Frequency: 50 Hz; 60 Hz
• Sensor Element: Copper bulb
• Throttling Range: 3 F to 30 F