Four Pipe Intelligent Room Thermostat Digital Programmable Temperature Controller for Air Conditioner (BAC-3000EL, Black)

of the room temperature and setting temp. as reaching the aim of comfort and saving energy.

Specifications:
Shell Material: PC +ABS ( Fireproof)
Model: BAC-3000AL, BAC-3000ALW,  BAC-3000EL, BAC-3000ELW (optional)
Color: 
   BAC-3000AL, BAC-3000ALW,  BAC-3000EL, BAC-3000ELW: White, Black 
   BAC-3000ALW, BAC-3000ELW: Silver (optional)
Power Supply: 95 ~ 240 VAC, 50 ~ 60HZ
Fan Relay Amps Resistance: 5A; Inductive: 3A
Valve Relay Amps Resistance: 3A; Inductive: 1A
Sensor: NTC3950, 10K
Accuracy: ±0.5℃
Set Temp. Range: 5 -35℃
Dispaly Temp. Range: 5 ~ 99℃
Ambient Temp.: 0 ~ 45 ℃
Ambient Humidity: 5 ~ 95 % RH (Non Condensing)
Storage Temp.: -5 ~ 45 ℃
Power Consumption: ＜1.5W
Timing Error: < 1%
Installation Box: 86 * 86mm Square or European 60mm Round Box
Wire Terminals: Wire 2 x 1.5 mm2 or 1 x 2.5 mm2
Protection Class: IP20
Buttons: Capactive Touch Buttons
Item Size: 86 * 86mm / 3.39 * 3.39in
Package Weight: 
   BAC-3000AL/BAC-3000ALW: 220g / 7.76ounces
   BAC-3000EL/BAC-3000ELW: 224g / 7.9ounces
Package Size: 108 * 90 * 60mm / 4.25 * 3.54 * 2.36in

Model Definition:
A : Two pipe; Control Fan Coil Unit and Two Wired Motorized Valve
L: Backlight
W: Wifi connection
E : Four pipe; Control Fan Coil Unit and Two Wired Heat Valve and Two Wired Cool Valve

Note:
The thermostat only can be used for central air conditioning system and control fan coil.
Two pipe valve: hot water supply in winter for heating, and cold water supply in summer for cooling.
Four pipe valve: cold and hot water supply at the same time, heating and cooling at any time.

Packing List:
1 * Thermostat 
2 * Screws
1 * Wall Plate
1 * User Guide