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FT-CS03: Large Screen BACnet Enabled Fan Coil Unit Thermostat
FT-CS03: Large Screen BACnet Enabled Fan Coil Unit Thermostat
FT-CS03: Large Screen BACnet Enabled Fan Coil Unit Thermostat
FT-CS03: Large Screen BACnet Enabled Fan Coil Unit Thermostat
FT-CS03: Large Screen BACnet Enabled Fan Coil Unit Thermostat
FT-CS03: Large Screen BACnet Enabled Fan Coil Unit Thermostat
FT-CS03: Large Screen BACnet Enabled Fan Coil Unit Thermostat
FT-CS03: Large Screen BACnet Enabled Fan Coil Unit Thermostat

FT-CS03: Large Screen BACnet Enabled Fan Coil Unit Thermostat

The FT-CS03 features a large-format color display for enhanced visibility of system status. This professional-grade controller is ideal for users who prioritize intuitive visual feedback and a centralized control feel in complex commercial HVAC environments.

  • Item No.: FT-CS03 (BACnet or Modbus Optional)
  • Interface: Vibrant color touch-screen with icon-driven navigation.
  • Aesthetics: Sleek, modern profile suitable for high-end interiors.
  • System Compatibility: Designed for 2-pipe or 4-pipe Fan Coil Units (FCU)
  • Precision Control: Proportional-Integral (PI) valve control via 2-point or 0–10V modulating output
  • Fan Motor Support: Compatible with traditional 3-speed fans or high-efficiency EC motors
  • Scheduling: 7-day, 4-period programmable internal clock for independent operation
  • BMS Communication: Optional BACnet MS/TP or Modbus RTU protocol for seamless system integration
  • Data Security: Non-volatile memory retains all program settings and setpoints during power outages
  • Security Feature: Integrated Child Lock to prevent unauthorized local tampering
  • Smart Sensing (Optional): Supports External Temperature Sensors and Occupancy (Hotel Card) Sensors
  • IoT Connectivity (Optional): Integrated WiFi module for remote App control and cloud management

FT-CS03: High-Visibility Color Display for Intuitive HVAC Management

The FT-CS03 features an expanded color display, providing unmatched visibility of system status from a distance. Designed for high-end commercial applications, this controller offers an intuitive visual feedback system that simplifies complex multi-zone monitoring within any centralized Building Management System (BMS).

FT-CS03 large color screen thermostat icons for intuitive HVAC management

 

 

Intuitive Visual Monitoring of HVAC Cycles

The high-res display provides clear real-time feedback on heating/cooling cycles, simplifying system monitoring for occupants.

High-resolution color display of FT-CS03 showing multi-zone HVAC status

 

Enhanced Data Transparency for Facility Managers

Acts as a high-transparency terminal in the BMS, providing detailed access to all HVAC performance data points.

 

 

FT-CS03 controller acting as a data node in a centralized BMS network diagram

 

Professional Choice for Executive Office Suites

Perfect for environments requiring clear visual status readouts, such as executive offices and premium workspaces.

 

FT-CS03 color screen thermostat for executive offices and premium residential condos

 

Wiring Diagram Example for FT-CS03 Dual-Protocol Controller

Standard wiring for FT-CS03 large screen color display thermostat with BMS communication

Certifications & Global Compliance

Our FT-CS03 controller is engineered to meet the highest international standards for safety, reliability, and environmental responsibility:

Safety & EMC: Fully compliant with CE (RED/LVD/EMC), UKCA, FCC, and ETL Listed standards.

Environmental: Certified by RoHS and REACH, ensuring lead-free and eco-friendly manufacturing.

Quality Management: Produced in an ISO 9001:2015 and ISO 14001:2015 certified facility.

 

FT-CS03 thermostat certifications: CE, UKCA, FCC, ETL, RoHS, ISO9001

 

Explore more professional FCU Thermostats for your project.

 

FT-CS03 Technical Specifications & Protocol Details

Display
4.3” TFT Touch Display
Communication RS485 (Modbus RTU / BACnet MS/TP), KNX, Zigbee, LoRaWAN or Wi-Fi (Tuya) Optional
Power Supply AC24V or AC85-260V (50/60Hz)
Pipe Support 2-Pipe / 4-Pipe Fan Coil Units
Set Temp. Range 5~35 ℃
Ambient Temp. 0~50 ℃
Relative Humidity 85%
Accurancy ±0.5 ℃ 
Modes Cool/Heat/Heat&Cold/Fan Mode
Fan Speed 3-Speed (Relay) / Variable Speed (0-10V EC Fan)
Modulating Control 0-10V Signal for Proportional Valve & EC Fan
Programmability 7 Days, 4 Periods & BMS Centralized Control
Optional Function Occupancy (Keycard), External Sensor, Remote Probe
Protection Class IP20
Thermostat Dimension 86X86X15.35mm(Ultra-slim profile)
Installation Fits Standard 86mm x 86mm / European 60mm Round Box
Material ABS+PC (Rohs certificated)
System Compatibility 2-Pipe/4-Pipe FCU Systems; Underfloor Heating & Fan Coil 2-in-1 (Optional)
Certificate CE (RED/EMC/LVD), UKCA, FCC, ETL Listed, RoHS, REACH, ISO9001:2015, ISO14001:2015
OEM & ODM 1. Customized logo and package 
2. Customzied software ( change to customer’s user interface and control logic)
3. Customized hardware ( change the PCB and schematic based on the request)

FT-CS03 Dimensions & Installation

FT-CS03 Large Color Display Thermostat Dimensions for BMS Integration

FT-CS03 BACnet MS/TP Color Screen Thermostat Installation Guide

 

 

Frequently Asked Questions: FT-CS03 Large Screen HVAC Controller

 

Q1: Is E-Top a specialized manufacturer for BACnet and Modbus thermostats?

A: Yes. Since 2003, E-Top has been a premier manufacturer of high-end HVAC controls. The FT-CS03 series is engineered for professional BMS integration in modern commercial buildings.

 

Q2: What makes the FT-CS03's color display unique for users?

A: The FT-CS03 features an expanded high-resolution color display that provides a rich visual overview of all HVAC parameters at a single glance. The intuitive UI makes it easy to monitor complex system statuses from a distance.

 

Q3: Can we customize the UI icons for our specific projects?

A: Yes. For our color screen series, we offer advanced customization of the User Interface (UI) and branding for orders over 500 units, You can learn more about our [R&D] capabilities for specialized projects, ensuring the thermostat aligns with your project's aesthetic.

 

Q4: Does the FT-CS03 support hybrid IoT and BMS control?

A: Yes. While it excels in BMS wired communication, it also offers an optional WiFi module for Smart Life App connectivity. This allows facility managers to maintain centralized control while occupants enjoy smartphone adjustments.

 

Q5: What international safety and quality certifications does E-Top hold?

A: E-Top is an ISO certified factory. The FT-CS03 series is fully compliant with CE, UKCA, FCC, and RoHS standards for global distribution.

 

Q6: What is the lead time for bulk orders of color screen models?

A: Samples are ready in 3 working days, with mass production typically completed within 25 days.

 

Q7: Can the FT-CS03 be integrated with Siemens or Honeywell BMS?

A: Yes. As a native BACnet MS/TP and Modbus RTU device, it ensures "plug-and-play" compatibility with major BMS platforms including Siemens, Honeywell, and Schneider Electric.



Q8: Why Choose BACnet MS/TP for Large-Scale Hotel HVAC Systems?

A: For large-scale hotels where visibility and ease of maintenance are key, the FT-CS03 utilizes BACnet MS/TP to provide real-time status updates to the central management desk. The large 4.3" screen ensures guest comfort, while the BACnet backbone allows facility managers to remotely troubleshoot and configure hundreds of Color Screen Thermostats simultaneously, improving efficiency and guest satisfaction.

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