VIVID Series Color Touchscreen Thermostat

VIVID series thermostat has sleek color touch screen and concise user interface which makes interaction smooth and efficient. It provides precise temperature control and enjoy features like nighttime dimmer, confgurable display and scenario mode control. Local schedule and remote control via free mobile app makes it easy to improve comfort and save energy. For heating application, it is suitable for hydronic ﬂoor heating and FCU + hydronic ﬂoor heating system. ViviD has one RS-485 port which can be integrated by BA System via Modbus-RTU protocol.

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Description Technical Data Model List Application Installation Diagram

Description

The VIVID Series Color Touchscreen Thermostat is a smart heating thermostat designed for hydronic floor heating and FCU + hydronic floor heating systems. With a 4-inch color TFT touchscreen, configurable display, adjustable brightness and an intuitive user interface, ViviD provides convenient temperature control for residential and light commercial heating applications.

The thermostat supports programmable schedules, scenario mode control, nighttime dimming and on/off timer functions to help users manage room comfort according to different daily routines. Remote control is available through Wi-Fi and the Tuya mobile app, while the built-in RS-485 interface supports Modbus-RTU communication for integration with building automation systems.

Available in ViviD-W and ViviD-FW models, the series can be configured for floor heating or 2-pipe FCU and floor heating applications. Its compact 86 × 86 mm design and 60 mm mounting hole make it suitable for standard wall-mounted thermostat installations.

Features

Smart Touchscreen Temperature Control

4-inch color touchscreen with 480 × 320 resolution
Intuitive and configurable user interface
Adjustable display brightness and nighttime dimmer
Room temperature control with 0.1°C display resolution
Configurable temperature hysteresis
Button lock with user privilege access

Heating Control & Scheduling

Designed for hydronic floor heating
Supports FCU + hydronic floor heating
7-day programmable schedule with 4 events
On/off timer function
Scenario mode control
Anti-freezing function
Power restoration configuration
Remote sensor or room card input
Digital output for linked control

Smart Connectivity

Wi-Fi connectivity with Tuya
RS-485 communication
Modbus-RTU protocol for building automation integration
OTA firmware update capability
Remote control through a compatible mobile app

Key Applications

The VIVID Series is designed for temperature control in:

Hydronic floor heating systems
FCU + hydronic floor heating systems
Residential heating applications
Hotel rooms and guest facilities
Apartments and residential communities
Building automation and HVAC control systems
Rooms requiring scheduled or remote temperature control

For building automation projects, the RS-485 Modbus-RTU interface enables the thermostat to communicate with compatible building automation systems.

Technical Data

Room Temp Accuracy: +1°C
Display Temp Resolution: 0.1°C
Display: Color TFT screen, 480 *320
Power Consumption: <3W
Environmental:
Operating Temperature Range 0-50°C;
Operating Humidity Range 5-95% RH (no condensation)
Power Supply: AC85-250V, 50/60Hz
Terminations: one 2.5mm2 or two 1.5mm2 wires
Max Load Current: <2A (resistive), <1A (inductive)
Dim. H x Wx D(mm):86x86x12
Mounting Hole Dim.:60mm
Protection Class: IP30

Model List

Model	Application	Commun ication	Certificate	FCU/Stage	Power Supply	IP level	Timer	Schedule
ViviD-W	Floor Heating	RS485+WIFI(Tuya)	CE	-	90-240VAC	IP30	-	7 days 4 events
ViviD-FW	FCU+Flloor heating	RS485+WIFI(Tuya)	CE	2-pipe	90-240VAC	IP30	-	7 days 4 events

Building Automation Integration

The VIVID Series can be integrated into compatible building automation systems through its RS-485 interface and Modbus-RTU protocol.

This communication capability allows the thermostat to be considered for projects where room temperature control needs to connect with a wider building automation system (BAS) or HVAC control network.

For projects requiring centralized control, system compatibility should be confirmed according to the specific building automation architecture and communication requirements.

Typical Application Scenarios

Residential Heating

The VIVID Series can be used as a wall-mounted heating thermostat for apartments, residential communities and other living spaces equipped with hydronic floor heating.

Hotel & Guest Rooms

Programmable schedules, touchscreen operation and remote control make the thermostat suitable for hotel rooms and other accommodation facilities requiring individual room temperature management.

Commercial Buildings

The RS-485 and Modbus-RTU interface allows the thermostat to be considered for commercial building HVAC and building automation applications where room-level temperature control is required.

FCU + Floor Heating Systems

The ViviD-FW model is designed for 2-pipe FCU combined with hydronic floor heating applications, providing control through a single thermostat interface.

Why Choose the VIVID Series Thermostat?

Color touchscreen for intuitive local operation
Designed specifically for hydronic floor heating
ViviD-FW supports 2-pipe FCU + floor heating
Wi-Fi and Tuya support for remote control
RS-485 Modbus-RTU for building automation integration
7-day programmable schedule with 4 events
Compact 86 × 86 mm wall-mounted design
CE certified
Suitable for residential and commercial heating projects

FAQ

What is the VIVID Series thermostat designed for?

The VIVID Series is designed for hydronic floor heating and FCU + hydronic floor heating systems. The ViviD-W model is intended for floor heating, while ViviD-FW supports 2-pipe FCU combined with floor heating.

Does the VIVID thermostat support Wi-Fi?

Yes. The VIVID Series supports Wi-Fi connectivity through Tuya, allowing remote control through a compatible mobile app.

Does the VIVID thermostat support programmable schedules?

Yes. Both listed models support a 7-day schedule with 4 events, allowing temperature control to be programmed according to different daily routines.

What is the power supply of the VIVID thermostat?

The VIVID Series supports AC 85–250V, 50/60Hz according to the technical data. The model list specifies a 90–240VAC supply range for ViviD-W and ViviD-FW.

Is the VIVID thermostat suitable for building automation projects?

Yes. The VIVID Series provides RS-485 communication with Modbus-RTU, making it suitable for projects where room temperature control needs to communicate with a compatible building automation system.

APPLICATION

INSTALLATION DIAGRAM

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VIVID Series Color Touchscreen Thermostat

Description

Features

Smart Touchscreen Temperature Control

Heating Control & Scheduling

Smart Connectivity

Key Applications

Technical Data

Model List

Building Automation Integration

Typical Application Scenarios

Residential Heating

Hotel & Guest Rooms

Commercial Buildings

FCU + Floor Heating Systems

Why Choose the VIVID Series Thermostat?

FAQ

What is the VIVID Series thermostat designed for?

Does the VIVID thermostat support Wi-Fi?

Does the VIVID thermostat support programmable schedules?

What is the power supply of the VIVID thermostat?

Is the VIVID thermostat suitable for building automation projects?

APPLICATION

INSTALLATION DIAGRAM

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