IR33 Refrigeration Controllers

IR33 Refrigeration Controllers

Product Features

  • NTC thermistor probe inputs
  • Up to 4 relay outputs
  • Real time clock and HACCP function
  • Infrared receiver and buzzer
  • 12 to 24Vac/dc or 230Vac powered
  • RS-485 serial connection
  • IP65 enclosure
  • Plug-in terminals
  • Front panel mounting system

The IR33 refrigeration controllers are designed for management of refrigeration and food processing applications. The controllers have 2 NTC 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. Versions incorporating a real time clock and HACCP function are also available. The controllers feature a simple user interface and are housed in a compact panel mounting enclosure. 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 or 230Vac and optional transformers are available for powering the controllers from 110Vac or 230Vac.

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Key Terms: IR33 - IR33S - IR33Y - IR33F - IR33C - Digital - Refrigeration - Refrigeration Controller - Electronic Controller - Carel - 5117440 - 5117456 - 5117478 - 8091001 - 8091007