
PI Modulating Control for Precise 0-10V Temperature Management
Modbus RTU Thermostat for Seamless BMS Integration
Optimized Energy Saving Performance in Fan Coil Systems
0-10VDC or 0-20mA Analog Output for Continuous Valve Regulation
3-Speed Auto Fan Control and EC Motor Modulating Option
Remote and External Sensor Functionality for Centralized HVAC Control

Precise PI Modulation
PI algorithm ensures continuous and precise temperature control, boosting comfort and Energy Saving capability.
BMS System Integration
Integrated Modbus RTU protocol for easy connection to BMS and full centralized control.
Three-Mode Operation
Offers Heating, Cooling, and Ventilation modes to flexibly meet seasonal HVAC control requirements.
Smart Fan Management
3-speed Auto/Manual fan selection, with specific support for EC Motor Modulating technology.
Smart Energy Linking
Supports Window/Room Card functions, crucial for Hotel Fan Coil Centralized Control and cost reduction.
Programmable Schedule
Built-in weekly schedule allows for automatic temperature adjustments, optimizing energy consumption.
| Model No. | Heat/cool | Cool only | Pipe | Speed fan | Programmable | Window card | Room card | External Sensor | Modbus RTU | WIFI | Power | Manual |
| SAS922PIT-CO-F3-485 |
|
√ | 2 | 3 | √ | √ | √ | √ | √ | √ | 220VAC | download |
| SAS922PIT-EC-485 |
|
√ | 2 | EC motor | √ | √ | √ | √ | √ | √ | 220VAC | download |
| SAS922PIT-2-F3-485 | √ |
|
2 | 3 | √ | √ | √ | √ | √ | √ | 220VAC | download |
| SAS922PIT-ECH-485 | √ |
|
2 | EC motor | √ | √ | √ | √ | √ | √ | 220VAC | download |

Partnership & OEM/ODM Support
Fast Product Customization
Agile OEM/ODM services, quickly adapting features and design to meet specific market demands, including 0-10V protocol adjustments.
Dedicated Technical Support
Comprehensive consultation and troubleshooting from our R&D team throughout the entire project lifecycle, focusing on Modbus Integration support.
Reliable Global After-Sales
Worldwide service network ensuring prompt replacement and repair, minimizing system downtime for your Modulating Thermostat projects.
8675561218391/2/3/4/5
info@saswell.com
