Danfoss
MCX06D
MCX Series • HVAC Controller
Quick Info
Type
HVAC
Application
Building Automation
Probe Inputs
Relay Outputs
6
Communication
RS485 Modbus
Panel Size
DIN rail 6 modules mm
Output Functions
R1
Configurable DO1-DO6
Digital I/O expansion module for MCX system
Technical Specifications
Display & Interface
| Display Type | LED |
| Display Digits | 0 |
| Buttons | 0 |
| LED Indicators | Power, DI1-6, DO1-6 |
Power Supply
| Voltage | 24V AC/DC |
| Voltage Range | 20-28V AC/DC |
| Frequency | 50/60Hz |
| Power Consumption | 4VA |
Sensor Inputs
| Probe Inputs | - |
| Probe Type | - |
| Temp Range | -°C |
Relay Outputs
| Relay Outputs | 6 |
| Relay Rating | 5A/250VAC |
Physical
| Panel Size | DIN rail 6 modules mm |
| Depth | 60 mm |
| IP Rating | IP20 |
| Weight | 180 g |
Operating Conditions
| Operating Temp | -20 to 60°C |
| Storage Temp | -40 to 80°C |
Wiring Terminals
| Terminal | Function | Type | Wire Color |
|---|---|---|---|
| +24V | Power +24V | Input |
red
|
| 0V | Power 0V | Input |
blue
|
| DI1-DI6 | Digital Inputs | Input |
gray
|
| COM | Input Common | Input |
black
|
| DO1-DO6 | Digital Outputs | Output |
various
|
| A | RS485 A | Comm |
blue
|
| B | RS485 B | Comm |
yellow
|
Important: Always disconnect power before wiring. Verify terminal numbers with the actual controller label before connecting.
Parameter Settings
| Code | Parameter | Range | Default | Description |
|---|---|---|---|---|
| o01 | Modbus Address | 1 to 247 | 1 | Network address |
| o02 | Baud Rate | 0=9600, 1=19200, 2=38400 | 1 | Communication speed |
| i01 | DI1 Mode | 0=Contact, 1=Analog | 0 | Input 1 mode |
| i02 | DI2 Mode | 0=Contact, 1=Analog | 0 | Input 2 mode |
Error Codes
E7
Communication error
Solution: Check RS485 bus wiring
E8
Configuration error
Solution: Verify parameter settings
Frequently Asked Questions
Set unique address via o01 and configure in master controller
Set ixx=1 for analog mode, read via Modbus register
Alternative Models (Cross Reference)
Carel pCOe
Siemens POL638
Manufacturer Information
Brand: Danfoss
Country: Denmark