Product Name: LCD Emperature Controller Room Digital Temperature Controller Model NO.: FGDDF21 Display Type: LCD Brand: Changsong Certification: RoHS, UL, CB, CCC, ISO9001, CE Customized: Customized Trademark: Changsong Transport Package: Standard Export Packieng Specification: 86mm Origin: Zhejiang, China HS Code: 8536500000 Product Description CS-109 LCD Room Thermostat, adopting international advanced microcomputer chip control technology, is used for temperature control of central air-conditioning fan coil units system and air hose system. By comparing the room temperature with the set temperature, then we can control the open and close of the electric control valve and electric ball valve for the fan coil at the terminal air conditioning. In this way, the room temperature can stay at a stable range.ST-109 LCD ThermostatTechnicalParametersOperatingVoltage:AC90-AC250V50/60HzPowerconsumption:≤1WLoadCurrent:2A (ResistiveLoads) (InductiveLoads)Controlrange:5ºC-35ºCControlPrecision:±1ºCCoverMaterial:FlameretardantPCOveralldimension:86mm×86mm×14mmInstallationdimension:standard86box(depth≥35mm)The function and characters of the productsTypical Euro typeTemperature setRoom temperature measurementControl by two-three wire valveBlue or White back-lightTemperature correctionProgramming of four or six periods one dayAutomatic wind speed: intelligent controlManual wind speed: three levelsCryo-protectionClock function (optional)Remote control (optional)