Detailed Product Description

The KTH-203 series room thermostats are stand-alone

microprocessor based thermostats with particular round LCD display. The thermostats are designed to on/off control the fans, valves, dampers or electric heaters in fan coil units and heating applications. Models are available for heating/cooling/ventilating control of 2-pipe fan coil units. The fan speed can be manually controlled by the fan speed control push button. It is wired to run high/medium/low speed continuously or to automatically change the fan speed.

2-1. Power Supply: AC24V/AC110V/ AC210~230V, 50/60HZ

2-2. Timing Error: <1%               

2-3. Load Current: 6A

2-4. Accuracy: ±1ºC                  

2-5. Set-point Range: 0ºC - 40ºC

2-6. Consumption: <1.5W            

2-7. Sensor: NTC

2-8. Dimension: 86*86*38mm (H*W*D)

1. Fan Set: Automatic fan speed control or adjustable manual three-speed: High / Medium / Low.

2. Low temperature protection: auto start at temperature below 5, prevent frostbite.

3. Power off memory function makes thermostat automatically preserve the parameter and mode under power on condition and restarting after power returns.

4. Temperature calibration: Function when the tested temperature is not conform with actual room temperature.

5. Timing on/off function: automatically open thermostat when timing on and close thermostat when timing off.

6. Detect room temperature every 10seconds and show accuracy on LCD screen.

7. Temperature Display Mode: Temperature either F or C display mode shift easily.

8. Time shows on LCD conform to real time. If the showed time is not with real time, users could press buttons under power off condition to change it.

9. 6kinds of operation mode