| Customization: | Available |
|---|---|
| Customized: | Non-Customized |
| Certification: | CE |
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General
This elegant thermostat is a brand new product-Breath. All black surface design decorated by powerful "HaiLin Key" , We believe that the visual
impact and refreshing appearance will switch you to a whole new world. The thermostats are designed to on/off control the fans, valves, dampers
or electric heaters in fan coil units, air-conditioners and heating applications.
MD series provide RS-485 communicating interface and Modbus protocol for system integration. The thermostats can be controlled by local
manually, master controller or operating by the BAS.
Features
- The screen will automatically show normal working interface when any one approaching
- Large screen LCD display
- Concise icon shown on LCD
- One button pressing for energy saving
- Stands by model for energy saving
- Keypad lock to avoid any mistake operations(Optional)
- RS-485 communication interface and MODBUS protocol for system integration.(Optional)
- WiFi for Andriod & iOS(Optional)
Functions
- Detect and Display Room Temp
- Cool/Heat/Vent Mode Change Control
- Manual/Auto Fan Speed
- Clock
- Room temperature setting.
- Cool, Heat and Vent.
- 3 speed fan control, auto / manual
- Timer on/off (-T, Optional)
- 7 days 4 periods Programmable (-T74, Optional)
- Model available for 85-260VAC power input
- Easy installation
Specifications
Supply Voltage: 85-260Vac, 50/60Hz
Setpoint Range: 5~35ºC
Setting Unit: 1°F or 0.5ºC /step
Display Accuracy: ± 1°F or 0.5ºC
Display: 60 X 64mm LCD display
Operation: Touch screen
Mode Setting: Heating, Cooling and Ventilating
Fan Speed Adjust: High, Medium, Low and Automatic fan speed control
Cycling Fan Control: Fan cycled running with thermostat
Control Performance: ON/OFF control
Differential: 1 ºC/2°F
Thermostat Output: SPST relay for 2-pipe models
2 SPST relay for 4-pipe models
Switch current rating: Resistive: 2A, Inductive: 1A
Temperature Sensor: NTC Thermistor 100K
Enclosure: Fire retardant PC ABS
Minimum Operational Life: Thermostat contacts: 100,000 cycles
Remote Controller(optional): Infrared Remote Control
Backlight Function(optional) : 6 seconds, Blue light
Dimensions: 86 X 86 X 13mm (W×H×D)
Hole Pitch: 60 mm
Environmental requirements: Operating temperature range 0 ~ 45ºC,
Humidity range 5 ~ 95 %RH (non-condensing)
Mounting: Embeded mounting, standard 86 × 86 mm junction
box (hole pitch 60 mm)
Wiring:
Screw-in terminals, each terminal capable of accepting
16 AWG, 18 AWG, 1.5 mm or 2.5 mm wires
| Model | Control Mode | Fan 3-speed | Application | Control Capability |
|||||||
| Heat | Cool | Vent | Manual | Auto | Damper | 2-Pipe fan coil |
4-Pipe fan coil |
2-wire Motorized Valve |
3-wire Motorized Valve |
||
| Cycling Fan | |||||||||||
| HL2028-Y | √ | √ | √ | ||||||||
| HL2028-DA2 | √ | √ | √ | √ | √ | √ | √ | √ | |||
| HL2028-DB2 | √ | √ | √ | √ | √ | √ | √ | √ | √ | ||
| HL2028-FCV2 | √ | √ | √ | √ | √ | √ | √ | √ | |||
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