Fan Coil Knob Thermostat

On Appearance

1. LED display, more friendly interface;. LED matrix light, simple display, 

energy saving, protect your eyes.

2. Touch buttons to make simple operation.

3. The ultra-thin embedded panel perfectly fits all kinds of walls; The visiable 

thickenss above the wall is only 12.4mm.

4. Frameless acrylic panel design, simple and elegant;

5. Classic black/white color scheme, seamlessly integrated.

6. Compatible with standard 86mm square cassettes and 60mm European 

cassettes to meet all installation environments;

7. Interlock to connect gives you easy installation.

On Functionality

1. Strict temperature control accuracy (± 1°C) to provide the warmth you want;

2 Power off protection, save all your settings safely;

3. Preset adjustment of 5+1+1 mode in a week, programmable setting of 6 time 

periods a day, green energy saving, Less cost, more intelligent and 

environmental protection;

Power Supply: 95 ~240 VAC, 50~60Hz or 24V DC/AC,50~60Hz

Fan Relay Amps Resistance: 5A; Inductive: 3A

Valve Relay Amps Resistance: 3A; Inductive: 1A

Sensor: NTC3950, 10K

Set Temp. Range: 5 -35 ℃

Accuracy: ±1 ℃

Dispaly Temp. Range: 5 ~ 99℃

Ambient Temp.:0~45 ℃

Ambient Humidity: 5 ~ 95 % RH (Non Condensing)

Storage Temp.:-5~ 45 ℃ Timing Error: < 1%

Power Consumption: <1.5W

Shell Material: PC +ABS ( Fireproof)

Installation Box: 86 * 86mm Square or European 60mm Round Box

Wire Terminals: Wire 2 X 1.5 mm² or 1 x2.5 mm²

Protection Class: IP20

Buttons: Capactive Touch Buttons

A: Two pipe; Control Fan Coil Unit and Two Wired Motorized Valve

M: Two pipe; Control Fan Coil Unit and 0-10V Motorized Valve

E: Four pipe; Control Fan Coil Unit and Two Wired Heat Valve and

 Two Wired Cool Valve.

L：Backlight

N: Modbus RTU communication

W : Wifi connection

ACE21 Smart Knob Thermostat are designed to on / off control FCU the fans and valves in air conditioner applications via comparison of the room temperature and setting temp. As reaching the aim of comfort and saving energy.