Universal refrigeration controllers, easy to set up with predefined programs for refrigeration applications, compatible for interchange with other manufacturers' controllers. The controller can be connected to a supervisory system via an external RS485 connection module.
Features
- Available in three versions.
- Pre-loaded with 6 sets of parameters (each of which identifies to a specific application).
- Compliant with HACCP regulations.
- Immediate identification of the best solution for the required application.
- Each configuration comes with a specific connection diagram.
- Temperature range: -50 to 90ºC (NTC), -40 to 150ºC (NTC HT), -50 to 150ºC (PTC).
- 71mm x 29mm panel cutout size, 71mm depth.
Benefits
- Universally compatible for interchange with other manufacturers' controllers.
- Fast configuration to load the most suitable configuration.
- Ideal for most types of refrigeration units.
- Simple installation.
- One controller for van stock.
Applications Include
- Cold Drinks / Bottles Storage Cabinets.
- Plug-in refrigerated units.
- Refrigerated displays cabinets & displays.
- Wine cellars.
- Control panels for control rooms.
- Catering refrigeration systems.
Available as 1, 2 or 4 Relay Models (see below).
Common Features (all models)
- 115 to 230Vac power supply
- Panel mounting
- NTC/NTC HT & PTC Selectable
- IR sensor
- Screw terminals
- Internal buzzer
- Programming key and/or RS485 network connector
| 1 Relay Model | 2 Relay Model | 4 Relay Model |
|
• Compressor relay 16A. • 1 digital input |
• Compressor relay 16A, defrost relay 8A. • 2 digital inputs |
• Compressor relay 16A, defrost relay 8A, fan relay 8A, auxiliary relay 8A. • 2 digital inputs • Real time clock |
Note: For the RS485 Serial Module accessory to function, both the USB to 485 Adapter and RS485 Serial Module must be ordered.
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![]() (IR33) CAREL IR33 Universal Controller | ![]() (IR) CAREL Accessories - Miscellaneous |













