The IR33+ smart refrigeration controllers are designed specifically for the refrigeration installer as they enable selection from a range of pre-loaded applications, eliminating the need to program the controller parameters. IR33+ is the evolved series of the IR33, meaning this retains all of the functionality and diversity but in a refined Refrigeration Controller.

Benefits of the IR33+ series
Inherits all features of the IR33 series with increased flexibility
No programming required
4 pre-loaded configurations
NTC & PTC thermistor probe inputs available
Various relay output configurations available
16A compressor output
Infrared receiver and buzzer
12 to 24V AC & 115 to 230V AC powered
RS-485 serial connection
IP65 enclosure
Plug-in terminals
Front panel mounting system

IR33+ refinements
Touch keypad added giving a completely flat surface for improved hygiene which complies to HACCP
New button layout for added user-efficiency
Brighter display available in green, red, white and blue accompanied by a 30% increased screen size over the IR33
Intuitive user interface for ON/OFF, buzzer muting directly and dedicated alarm icons
Browsing messages in context to the area on display
Automatic recognition of Modbus and CAREL protocols as standard across the IR33+

IR33 Smart Refrigeration Controllers