Heosbox CO2 - Uncategorized Carel - Free user manual and instructions
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| Product Type | CO2 Controller for Refrigeration Systems |
| Brand | Carel |
| Model | Heosbox CO2 |
| Dimensions (approx.) | 200 x 150 x 80 mm |
| Weight (approx.) | 1.2 kg |
| Power Supply | 24 V AC/DC ±10% |
| Power Consumption | 10 W max |
| Operating Temperature Range | -10°C to +50°C |
| Main Functions | CO2 level control, electronic expansion valve management, compressor control, alarm management, data logging |
| Display | Backlit LCD, 4 lines |
| Communication Ports | RS485, USB, Ethernet (optional) |
| Inputs | 4 analog (NTC, 0-10V, 4-20mA), 4 digital |
| Outputs | 4 relays (2 A), 2 analog (0-10V) |
| Degree of Protection | IP65 (front panel) |
| Mounting | Panel mount with included bracket |
| Maintenance | Periodic cleaning of the front panel; check electrical connections annually |
| Safety Features | High/low pressure alarms, emergency stop input, over-temperature protection |
| Spare Parts | Replaceable fuses, temperature sensors, relay modules |
| Repairability | Modular design; service manuals available; authorized repair centers |
| Compliance | CE, RoHS, UL (pending) |
Frequently Asked Questions - Heosbox CO2 Carel
What is the maximum number of compressors the Heosbox CO2 can control?
It can control up to 4 compressors with cascade logic.
How do I reset the alarm on the Carel Heosbox CO2?
Press and hold the ALARM RESET key for 3 seconds or use the software command via the serial port.
Can I connect the Heosbox CO2 to a BMS system?
Yes, via RS485 with Modbus RTU protocol or optional Ethernet with Modbus TCP.
What type of CO2 sensor is compatible?
The standard sensor is a Carel NDIR CO2 sensor with 0-10V output, range 0-5000 ppm.
Is the display in English only?
No, the display supports multiple languages including English, French, German, Italian, and Spanish.
How often should I calibrate the CO2 sensor?
Calibration is recommended every 12 months. Use a certified 450 ppm calibration gas.
Can I use the controller for ammonia refrigeration?
No, the Heosbox CO2 is specifically designed for transcritical CO2 systems. For ammonia, use a different Carel controller.
What is the default password for the configuration menu?
The default password is 1234. It can be changed in the system settings.
Does the Heosbox CO2 have a data logging feature?
Yes, it can log up to 30 days of data (CO2 level, pressure, temperature, alarms) on the internal memory. Export via USB or Ethernet.
What is the warranty period for the Carel Heosbox CO2?
Carel offers a 2-year warranty from the date of purchase, covering manufacturing defects.
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USER MANUAL Heosbox CO2 Carel
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Product information
Brand : Carel
Model : Heosbox CO2
Category : Uncategorized