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S55770-T350 KNX Touch Screen Room Thermostat Embedded PI Temperature Control VRF AC Integration 5-40C Setpoint

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S55770-T350 KNX Touch Screen Room Thermostat Embedded PI Temperature Control VRF AC Integration 5-40C Setpoint

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Payment Terms : T/T

Power Consumption : Approximately 10mA

Delivery Time : 7 Days

Function : Control electrical circuits by switching on/off

Type : Electrical Switch Actuator

Installation : 35mm DIN rail mounting,

Certification : CE RoHS

Packaging Details : Carton

Bus Protocol : KNX open bus protocol

Load Capacity : 250VA per channel

Operating Temperature : -10°C to 50°C

Outputtype : Relay output

Model Number : S55770 T350

Place of Origin : EU

MOQ : 5

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S55770-T350 KNX Touch Screen Room Thermostat

Advanced embedded wall-mount thermostat with high-resolution color touchscreen display, featuring embedded PI temperature control, VRF AC integration, and 5-40°C setpoint range.

Product Overview

The S55770-T350 is an advanced KNX touch screen room thermostat designed for embedded wall-mount installation. This intelligent thermostat features a high-resolution color touchscreen display for intuitive temperature and HVAC control. It supports precise PI (Proportional-Integral) temperature control with a setpoint range of 5-40°C, integrated ventilation control, and seamless VRF (Variable Refrigerant Flow) air conditioning system integration. The thermostat communicates via KNX bus protocol, enabling comprehensive building automation and energy management.

Technical Specifications
Protocol KNX TP (Twisted Pair) compliant with EN 50090
Display Color TFT touchscreen (capacitive)
Temperature Sensor NTC 10kΩ (built-in)
Temperature Range 0°C to 50°C (measurement), 5°C to 40°C (setpoint)
Temperature Accuracy ±0.5°C
Control Algorithm PI control with adjustable parameters (P-band, I-time)
Humidity Sensor Optional built-in humidity sensor
Ventilation Control 3-speed fan control with auto mode
VRF Integration Direct interface with VRF AC systems via KNX
Heating/Cooling Mode Auto-changeover with deadband
Power Supply AC 230V, 50/60Hz
Power Consumption <3W typical
Bus Current <10mA from KNX bus
Operating Temperature 0°C to +40°C
Storage Temperature -20°C to +60°C
Humidity 10% to 90% RH (non-condensing)
Mounting Embedded wall-mount (standard 86-type box)
Dimensions 86mm x 86mm x 12mm
Protection IP20
Certifications CE, KNX certified, IEC 60730-1
Display Functions
  • Room temperature display
  • Setpoint adjustment
  • Fan speed control
  • Operating mode selection
  • Scheduling functions
Application Scenarios

The S55770-T350 is ideal for hotel guest rooms, office spaces, residential buildings, and commercial facilities requiring precise temperature control and HVAC integration. In hotel applications, it provides guests with intuitive touch screen control over room temperature, fan speed, and operating mode while maintaining energy efficiency through occupancy-based scheduling.

The VRF integration capability makes it particularly suitable for modern buildings using variable refrigerant flow air conditioning systems. In office environments, it supports zone-based temperature control with scheduling functions for energy optimization during occupied and unoccupied periods.


Product Tags:

KNX touch screen thermostat

      

VRF AC temperature control

      

embedded PI room thermostat

      
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