Belimo
22RTM-59P
22RTM Series • HVAC Controller
Quick Info
Type
HVAC
Application
Room Control
Probe Inputs
2
Relay Outputs
0
Communication
BACnet MS/TP
Panel Size
- mm
Room operating unit with temperature/humidity sensor and BACnet communication
Technical Specifications
Display & Interface
| Display Type | LCD |
| Display Digits | - |
| Buttons | 4 |
Power Supply
| Voltage | 24V AC/DC |
| Voltage Range | 19-30V AC/DC |
| Frequency | 50/60Hz |
| Power Consumption | 2VA |
Sensor Inputs
| Probe Inputs | 2 |
| Probe Type | Internal NTC + RH sensor |
| Temp Range | 0 to 50°C |
| Accuracy | ±±0.5°C, ±3% RH |
Relay Outputs
| Relay Outputs | 0 |
| Relay Rating | - |
Physical
| Panel Size | - mm |
| Depth | - mm |
| IP Rating | IP30 |
Operating Conditions
| Operating Temp | 0 to 50°C |
Wiring Terminals
| Terminal | Function | Type | Wire Color |
|---|---|---|---|
| 24V AC/DC (+) | Power |
power
|
|
| 24V AC/DC (-) | Power |
power
|
|
| 0-10V Output | Output |
analog
|
|
| BACnet MS/TP | Communication |
comm
|
|
| Occupancy Input | Input |
digital
|
Important: Always disconnect power before wiring. Verify terminal numbers with the actual controller label before connecting.
Parameter Settings
| Code | Parameter | Range | Default | Description |
|---|---|---|---|---|
| SP | Temperature Set Point | 15~30 | 21 °C | |
| FAN | Fan Speed | Auto/Low/Med/High | Auto | |
| OCC | Occupancy Mode | Occ/Unocc/Standby | Occ | |
| Adr | BACnet Address | 1~127 | 1 |
Error Codes
E1