Danfoss
EKC 102
EKC Series • Refrigeration Controller
Quick Info
Type
Refrigeration
Application
Cold Room
Probe Inputs
1
Relay Outputs
1
Panel Size
28.5x71.5 mm
Output Functions
R1
Thermostat
Basic refrigeration controller with thermostat function
Technical Specifications
Display & Interface
| Display Type | LED |
| Display Digits | 3 |
| Buttons | 3 |
| LED Indicators | Output |
Power Supply
| Voltage | 230V AC |
| Voltage Range | 100-240V AC |
| Frequency | 50/60Hz |
| Power Consumption | 2VA |
Sensor Inputs
| Probe Inputs | 1 |
| Probe Type | NTC/PTC |
| Temp Range | -60 to 110°C |
| Accuracy | ±0.5°C |
Relay Outputs
| Relay Outputs | 1 |
| Relay Rating | 10A/250VAC |
Physical
| Panel Size | 28.5x71.5 mm |
| Depth | 55 mm |
| IP Rating | IP65 (front) |
| Weight | 70 g |
Operating Conditions
| Operating Temp | -25 to 55°C |
| Storage Temp | -40 to 70°C |
Wiring Terminals
| Terminal | Function | Type | Wire Color |
|---|---|---|---|
| 1 | Power L | Input |
brown
|
| 2 | Power N | Input |
blue
|
| 3 | Sensor + | Input |
red
|
| 4 | Sensor - | Input |
white
|
| 5 | Relay NO | Output |
black
|
| 6 | Relay COM | Output |
black
|
Important: Always disconnect power before wiring. Verify terminal numbers with the actual controller label before connecting.
Parameter Settings
| Code | Parameter | Range | Default | Description |
|---|---|---|---|---|
| r01 | Setpoint | -60 to 110 | 5 °C | Temperature setpoint |
| r02 | Differential | 0.1 to 20 | 2 °C | Switching differential |
| r04 | Min Setpoint | -60 to r01 | -60 °C | Minimum setpoint limit |
| r05 | Max Setpoint | r01 to 110 | 110 °C | Maximum setpoint limit |
| r09 | Sensor Type | 0=NTC, 1=PTC | 0 | Probe type selection |
| r13 | Calibration | -10 to 10 | 0 °C | Temperature offset |
| r14 | On Delay | 0 to 30 | 0 min | Compressor on delay |
| r15 | Off Delay | 0 to 30 | 0 min | Compressor off delay |
| r40 | Control Mode | 0=Cool, 1=Heat | 0 | Operating mode |
Error Codes
E1
Sensor fault
Solution: Check sensor wiring and resistance
E7
EEPROM error
Solution: Reset or replace controller
Frequently Asked Questions
Press and hold upper button for 3 seconds
Set r09 parameter: 0=NTC, 1=PTC
Alternative Models (Cross Reference)
Eliwell IC 902
Dixell XR20CX
Carel PJEZS
Manufacturer Information
Brand: Danfoss
Country: Denmark