Description
Honeywell T775M2048 Electronic Temperature Controller – 2 Temp Inputs, 2 SPDT Relays, 2 Analog Outputs, 1 Sensor Included
The Honeywell T775M2048 Electronic Remote Temperature Controller is a versatile modulating controller designed for precise temperature management in commercial and agricultural HVAC applications. Equipped with two temperature sensor inputs, two SPDT relay outputs, and two analog outputs, this controller offers flexible control options for loads requiring both switched and proportional output. It is perfect for applications requiring remote temperature sensing and energy-efficient control.
Key Features of Honeywell T775M2048 Temperature Controller
-
User-friendly graphical interface with a large display for easy programming and installation
-
Integrated time clock scheduler and digital input to manage setback and disable outputs for energy savings
-
Modulating high and low limit control options to protect equipment from freezing or overheating
-
Precise PI or PID tuning with adjustable integral and derivative times for optimal modulating output control
-
Configurable reset function for streamlined setup
-
Floating output control for floating actuators on select models
-
Minimum off time option to protect equipment and eliminate the need for a separate delay device
-
Comes with a T775-SENS-WR sensor included on NEMA 4X models; non-NEMA 4X models include sensor 5002159-001
Honeywell T775M2048 Controller Specifications
| Specification | Details |
|---|---|
| Application | Electronic remote temperature controller |
| Controller Type | Modulating (NEMA 1 enclosure) |
| Relay Outputs | 2 SPDT relays |
| Analog Outputs | 2 analog outputs |
| Sensor Inputs | 2 |
| Voltage | 24 Vac, 120 Vac, 240 Vac |
| Frequency | 50 Hz / 60 Hz |
| Relay Contact Ratings (24 Vac) | 10.0 A Resistive |
| Relay Contact Ratings (120 Vac) | 1/2 hp, 9.8 AFL, 58.8 ALR, 125 VA Pilot Duty |
| Relay Contact Ratings (240 Vac) | 1/2 hp, 4.9 AFL, 29.4 ALR, 125 VA Pilot Duty |
| Dimensions (HxWxD) | 8 5/32" x 4 13/32" x 2 15/16" |
| Sensor Element | 1097 ohms PTC at 77°F (25°C) |
| Sensors Included | 1 x T775-SENS-WR (NEMA 4X) or 5002159-001 (non-NEMA 4X) |
| Maximum Sensor Distance | Up to 1,000 ft |
| Setpoint Temperature Range | -40°F to 248°F (-40°C to 120°C) |
| Accuracy | ±1°F at 77°F |
| Differential Temperature Range | 1°F to 150°F |
| Operating Ambient Temperature | -40°F to 140°F @ 60 Hz, -40°F to 125°F @ 50 Hz |
| Features | High/Low Modulating Limit, Minimum Off Time, Time Clock Scheduler, Reset Function |
Applications of Honeywell T775M2048
The Honeywell T775M2048 is widely used in commercial and agricultural HVAC systems requiring precise remote temperature control. Typical applications include temperature regulation for heating and cooling equipment, greenhouse climate control, boiler management, and industrial process control where modulating outputs and accurate sensor input are essential for energy efficiency and equipment protection.
