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bacnet fan coil unit thermostat


bms control fan coil unit thermostat


high sensitivity thermostat for fcu

TF803 series LCD digital thermostat, utilizes large screen digital display control technology, high-performance microcomputer chip, high quality output device, modular switch power supply with high stability, flame retardant shell (flame retardant grade V0), and RS485 communication technology, the communication protocol is BACnet MS/TP protocol, which provides solid technical support to improve temperature control accuracy, realize effective energy saving and guarantee human comfort.


Main Functions and Features

1. Communication interface: RS485, communication protocol: BACnet MS/TP protocol;

2. Wide-viewing angle, large LCD display with beautiful and reasonable function partition;

3. Operation panel can display working mode, setting temperature, indoor temperature, indoor humidity, operating mode, fan speed, clock (optional), water valve on/off;

4.Support two-wire/three-wire valves(ON/OFF); support two-pipe/four-pipe FCU system;

5. Four-period timing function, parameters can be set, outstanding energy saving effect;

6. Shell material: V0 grade flame retardant PC;

7. White back light panel, convenient for night operation;

8. Low temperature protection;

9. Standard 86 box installation.



  • Working power supply: 85~280VAC, 50/60Hz;
  • Control signal: power on and off signal;
  • Output control power: 500W;
  • Overall and installation dimensions: 86mmx86mmx37mm;
  • Temperature setting range: 5℃~45℃;
  • Temperature display resolution: 0.5℃;
  • Temperature control accuracy: ±1℃; Temperature measurement error: ≤0.5℃;


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With reliable quality and outstanding performance, MECO products are successfully sold to more than 30 countries and regions including: Europe; South America; Middle east; Southeast Asia and Africa etc.

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