LAE
AC1-27AS2E-BG
AC1 Series • HVAC Controller
Quick Info
Type
HVAC
Application
Fan Coil Unit
Probe Inputs
1
Relay Outputs
3
Panel Size
32x74 mm
Output Functions
R1
Valve
R2
Fan Low
R3
Fan High
Fan coil unit controller with 2-pipe heating/cooling
Technical Specifications
Display & Interface
| Display Type | LED |
| Display Digits | 3 |
| Buttons | 4 |
| LED Indicators | Heat, Cool, Fan, Valve |
Power Supply
| Voltage | 230V AC |
| Voltage Range | 100-240V AC |
| Frequency | 50/60Hz |
| Power Consumption | 3VA |
Sensor Inputs
| Probe Inputs | 1 |
| Probe Type | NTC |
| Temp Range | 0 to 50°C |
| Accuracy | ±0.5°C |
Relay Outputs
| Relay Outputs | 3 |
| Relay Rating | 5A/250VAC |
Physical
| Panel Size | 32x74 mm |
| Depth | 55 mm |
| IP Rating | IP40 (front) |
| Weight | 85 g |
Operating Conditions
| Operating Temp | 0 to 45°C |
| Storage Temp | -10 to 55°C |
Wiring Terminals
| Terminal | Function | Type | Wire Color |
|---|---|---|---|
| 1 | Power L | Input |
brown
|
| 2 | Power N | Input |
blue
|
| 3-4 | Room Probe | Input |
yellow/white
|
| 5 | Valve COM | Output |
black
|
| 6 | Valve NO | Output |
black
|
| 7 | Fan Low | Output |
blue
|
| 8 | Fan Med | Output |
blue
|
| 9 | Fan High | Output |
blue
|
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 | 10 to 35 | 22 °C | Room temperature setpoint |
| MO | Mode | 0=Off,1=Heat,2=Cool,3=Auto | 3 | Operating mode |
| FS | Fan Speed | 0=Auto,1=Low,2=Med,3=High | 0 | Fan speed setting |
| dB | Dead Band | 1 to 5 | 2 °C | Neutral zone between heat/cool |
Error Codes
E1
Room probe error
Solution: Check probe connection
Frequently Asked Questions
Neutral zone where neither heating nor cooling activates, preventing short cycling
Alternative Models (Cross Reference)
Dixell XW20LS
Carel PCOT
Honeywell T6380
Manufacturer Information
Brand: LAE
Country: Italy