PRODUCT FEATURES

6-A6203-K 3.5-Inch TFT Ventilation Controller

3.5-Inch TFT Display & Fresh-Air Control: The 6-A6203-K combines a clear 3.5-inch tft interface with dedicated fresh-air ventilation control, allowing users to view room conditions and operate compatible ventilation equipment from one wall-mounted panel.
Standard WiFi and RS485 Connectivity: Built-in WiFi and RS485 communication provides connected monitoring and remote-control capability together with stable integration with compatible HVAC equipment and building-control systems.
Expandable Communication Interfaces: Modbus, Ethernet, Zigbee, RF communication can be expanded according to OEM/ODM project requirements, allowing the controller to adapt to different smart-home, HVAC and building-automation architectures.
Integrated Temperature and Humidity Sensing with OEM Customization: The onboard sensor board monitors Temperature, Humidity directly from the controller. White and Black housing options are available, with additional color, interface and product customization supported for OEM/ODM projects.

TECHNICAL DATA

6-A6203-K Technical Specifications

Measurement	Operating Principle	Range	Resolution	Accuracy
Temperature	CMOSens®	−20°C to 85°C	1°C	±2°C
Humidity	CMOSens®	1–99% RH	1% RH	±5% RH

Item	Description	Quantity
1	Pearl-cotton protective separator	1
2	Installation manual, certificate and warranty card	1
3	Integrated IAQ ventilation controller	1
4	Pearl-cotton inner tray	1
5	M4 × 30 mm mounting screws	2
6	4-pin wiring terminal	1
7	2-pin wiring terminal	1
8	Outer carton	1
9	Outer-carton label	1