UltraCella
UltraCella Series • Refrigeration Controller
Quick Info
Output Functions
Advanced showcase controller with HACCP logging
Technical Specifications
Display & Interface
| Display Type | LCD |
| Display Digits | 4 |
| Buttons | 5 |
| LED Indicators | Status, HACCP, Network |
Power Supply
| Voltage | 230V AC |
| Voltage Range | 100-240V AC |
| Frequency | 50/60Hz |
| Power Consumption | 5VA |
Sensor Inputs
| Probe Inputs | 4 |
| Probe Type | NTC 10K / PT1000 |
| Temp Range | -50 to 90°C |
| Accuracy | ±0.2°C |
Relay Outputs
| Relay Outputs | 5 |
| Relay Rating | 8A/250VAC |
Physical
| Panel Size | 92x92 mm |
| Depth | 50 mm |
| IP Rating | IP65 (front) |
| Weight | 180 g |
Operating Conditions
| Operating Temp | -10 to 60°C |
| Storage Temp | -25 to 70°C |
Wiring Terminals
| Terminal | Function | Type | Wire Color |
|---|---|---|---|
| L | Power L | Input |
brown
|
| N | Power N | Input |
blue
|
| B1 | Air Temp | Input |
red/white
|
| B2 | Evap Temp | Input |
red/white
|
| B3 | Product Temp | Input |
red/white
|
| B4 | Aux Temp | Input |
red/white
|
| DI1 | Door/Blind | Input |
gray
|
| DI2 | External Alarm | Input |
gray
|
| K1 | Solenoid Valve | Output |
black
|
| K2 | Defrost | Output |
orange
|
| K3 | Fan | Output |
green
|
| K4 | Light | Output |
white
|
| K5 | Alarm | Output |
red
|
| +/- | RS485 | Comm |
yellow/green
|
Important: Always disconnect power before wiring. Verify terminal numbers with the actual controller label before connecting.
Parameter Settings
| Code | Parameter | Range | Default | Description |
|---|---|---|---|---|
| SP | Setpoint | -50 to 50 | -2 °C | Air temperature setpoint |
| rd | Differential | 0.1 to 20 | 2 °C | Control band |
| d0 | Defrost Type | 0-4 | 1 | Defrost method |
| d3 | Defrost Interval | 0 to 48 | 8 h | Hours between |
| dN | Night Setback | -10 to 10 | -2 °C | Night blind offset |
| L0 | Light Control | 0-2 | 1 | 0=Off, 1=Scheduled, 2=With blind |
| HC | HACCP Enable | 0-1 | 1 | Temperature logging |
Error Codes
Solution: Check B1
Solution: Check B2
Solution: Check B3
Solution: Temp exceeded threshold
Solution: Close door
Frequently Asked Questions
Automatic temperature recording for food safety compliance
Lower setpoint when blind is down for energy saving
Alternative Models (Cross Reference)
Manufacturer Information
Brand: Carel
Country: Italy