T775B2032 Honeywell Temperature Controller

Overview

The Honeywell T775B2032 is a Series 2000 electronic stand-alone temperature controller designed for sophisticated commercial and agricultural HVAC applications. This dual-loop controller provides precise remote temperature sensing and versatile output management, featuring two SPDT relay outputs and a floating output option. Designed to replace legacy models like the T775A1019 and T775B1000, it offers a modernized interface and advanced logic to optimize system performance and energy efficiency.

Features

• Intuitive user interface with a large, blue backlit LCD display for easy programming
• Internal 7-day time clock scheduler for energy-saving night setback and output disable options
• Two temperature sensor inputs with one 10k ohm PTC sensor included
• Two SPDT relay outputs and one floating output for versatile equipment control
• Configurable minimum off time to protect equipment from short-cycling
• Non-volatile memory to retain all programmed settings during power loss
• Modulating high/low limit control to protect equipment from freezing or overheating
• Adjustable differential and offset for precise temperature management

Specifications

• Power Supply: 24 Vac, 120 Vac, or 240 Vac; 50/60 Hz
• Setpoint Temperature Range: -40 to 248 degrees Fahrenheit (-40 to 120 degrees Celsius)
• Operating Ambient Temperature: -40 to 140 degrees Fahrenheit (-40 to 60 degrees Celsius)
• Differential Temperature: Adjustable from 1 to 150 degrees Fahrenheit
• Relay Contact Ratings: 1/2 hp at 120/240 Vac; 10A resistive at 24 Vac
• Accuracy: +/- 1 degree Fahrenheit at 77 degrees Fahrenheit
• Enclosure Rating: NEMA 1 (Standard)
• Dimensions: 6-3/16 in. H x 4-13/32 in. W x 2-15/16 in. D
• Maximum Sensor Distance: Up to 1,000 feet using 18 AWG wire

Applications

• Commercial HVAC systems for space, return air, or discharge air temperature control
• Agricultural facilities requiring precise climate management
• Boiler and chiller control with floating actuator support
• Multi-stage heating and cooling equipment management
• Process control in industrial environments
• Energy management systems utilizing time-of-day scheduling