S55770-T439
Product ID:163536
Updated: 2026/8/16

Key Features
- 1Precisely control room temperature for heating and cooling in individual zones.
- 2Integrate seamlessly with Modbus devices via RS485 for central control.
- 3Support 2-pipe and 4-pipe fan coil unit configurations with versatility.
- 4Utilize two multifunctional inputs for external sensors and changeover.
- 5Operate easily via local DIP switches or remote Modbus tools.
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Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Setpoint Range | 5...40 °C | Operating Voltage | AC 230 V |
| Installation Method | Mounted in round and square junction boxes, with a hole spacing of 60 mm | Operating Deviation | 0.5…6 K |
| Power Consumption | 9 VA | Lifecycle | P.M300 |
| Country of Origin | Switzerland | ECCN | N |
| AL | N | Model Number | S55770-T439 |
Specifications may be subject to change without notice
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