Skip to content
< ALL PRODUCTS
< ALL PRODUCTS
Controls

DXM Unit Controls

The DXM Unit Controls, specifically the DXM2.5, is a microprocessor-based heat pump controller designed for advanced application flexibility. It features direct control of components such as compressors, variable-speed pumps, and modulating valves, along with comprehensive diagnostics and configurable relays for enhanced system performance and efficiency【4:2†source】.

Find a Rep
  • Overview
  • Features
  • Specs
  • Resources

Overview

The DXM2 series of unit controls by ClimateMaster features advanced microprocessor-based technology that enhances the performance and efficiency of geothermal heat pump systems. The DXM2.5 model offers robust capabilities, including direct control of variable-speed pumps, modulating water valves, and comprehensive diagnostics with real-time status updates. It supports two accessory relays for added flexibility and integrates seamlessly with communicating thermostats for user-friendly operation. Key safety features include anti-short cycle protection, high and low refrigerant pressure protection, and a condensate overflow sensor. With an RS-485 communications port, the DXM2.5 ensures efficient communication between devices, making it a versatile choice for both residential and commercial applications.
DXM Unit Controls - shown - Front

Features

Standard Features

  • iGate® provides direct two-way communication between service tool and/or communicating thermostat for simplified startup and diagnostics in plain English.
  • A dashboard of system faults and diagnostics gives you the information you need at your fingertips to keep the unit running at its optimum efficiency.
  • Sensors measure temperatures for easy setup and troubleshooting, including entering water temp, leaving water temp, leaving air temp, and compressor discharge temp.
  • DXM2 control provides precise direct component control and communicates real-time status ensuring components work together at their optimum efficiency.
  • Easy airflow adjustments over a wide range when paired with intelligent EC fan motors.
  • Two configurable accessory relays make it easy to add accessories in the field.
  • The DXM2 system interfaces with communicating, conventional heat pump or heat/cool thermostats providing flexibility for users.
  • Includes 8 standard safety features to protect equipment from running outside its standard operating conditions.
  • Configurable nighttime setback with available override.
  • DXM2 control includes emergency shutdown input and auxiliary electric heat output.

Configurable Options

  • iGate® provides direct two-way communication between service tool and/or communicating thermostat for simplified startup and diagnostics in plain English.
  • A dashboard of system faults and diagnostics to provide information at the tip of your fingers to maintain unit efficiency.
  • Sensors to measure temperatures for easy setup and troubleshooting, including Entering Water Temp, Leaving Water Temp, Leaving Air Temp, and Compressor Discharge Temp.
  • DXM2 control provides precise direct component control and communicates real-time status ensuring components work together at optimum efficiency.
  • Compressor speed control, reversing valve, alarm relay, fan speed control, HWG pump (residential only), loop pump, ECM blower, variable speed water pump, and modulating valves.
  • Easy airflow adjustments over a wide range when paired with intelligent EC fan motors.
  • Two configurable accessory relays for easy field accessory addition.
  • Interfaces with communicating, conventional heat pump or heat/cool thermostats for application flexibility.
  • Includes 8 standard safety features to protect equipment from running outside standard operating conditions.
  • Configurable nighttime setback with available override and emergency shutdown input.

Performance Specifications

Performance specifications not applicable to this product.

Resources

Related Products