IR33+ Refrigeration Controllers

IR33+ Refrigeration Controllers

Product Features

  • Green LED display with touch keypad
  • NTC or PTC thermistor probe inputs
  • Up to 4 relay outputs
  • HACCP functions
  • Infrared receiver and buzzer
  • 12 to 24Vac/dc or 230Vac powered
  • RS-485 serial connection
  • Flat front panel for easy cleaning
  • IP65 enclosure
  • Front panel mounting system

The IR33+ refrigeration controllers are designed for management of refrigeration and food processing applications. The controllers have 2 NTC or 2 NTC/PTC inputs for ambient and defrost temperatures and versions are available which have 1, 2, 3 or 4 relay outputs for control of the compressor, active defrost, evaporator ventilation fan and auxiliary output. The controllers feature a simple user interface and are housed in a compact panel mounting enclosure with touch keypad. All versions can be connected to a network for monitoring and programming, using the optional RS-485 serial interface. The IR33+ controllers are powered from 12 to 24Vac/dc, 115-230Vac or 230Vac and optional transformers are available for powering the controllers from 110Vac or 230Vac.


Key Terms: IREV - IREVS - IREVY - IREVF - IREVC - Digital - Refrigeration - Refrigeration Controller - Electronic Controller - Carel - 8090963 - 8090966 - 8090969 - 8090972 - 8090975 - 8090979 - 8090988