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Avonflow Baiyilun TRV Co.,Ltd.specialized in the manufacture of thermostatic radiator valve.We have produced this kind of products for ten years and got a lot of experience.Since now ,we have exported our good to over 30 countries such as Russia,Romania, Greece,Croatia,Turkey, Poland, Ukraine, England, New Zealand and so on.
digital thermostat:
Model 509 Programmable Heating Thermostat
509 series, large LCD digital thermostat, 110/220VAC±10%,16A thermostat for hot water radiant heating systems and electric heating cable system.
Basic function:
Electronic on/off control up to 4000W, 16AEquipment temperature:20-90 °CFour daily programmable time settings, Monday to SundaysLarge Back-lit display, LCD Screen, easy-to-see and readInfrared remote-controlled function(option)Built-in interrupterTwo work mode switchover: (programmable, non programmable)Display temperature recalibratesLow temperature protection functionSurveys, display and set room temperatureMemory function: parameters are permanently held in memory and retained during power outages.Anti-freezing protectionLock/Unlock keypad to avoid any mistake operations(option)Product Specifications:
l Voltage:110(±10%)VAC/220(+10%,-15%)VAC,50/6OHz
l Differential Temperature:1°C Max
l Setting Temperature Range:5°C-35°C
l Mounting: mounts directly onto wall or wall-box
l Temperature range:0 °C- 40°C
l Sensor type: NTC
l Color: white ivory
l Relative humidity:<85%(23°C)
l Dimensions:120mm×90mm×45mm(W/H/D)
l Size of display:57mm×83mm(H/W)
Operate 509 thermostat:
Power on/off: Press power button, the thermostat will switch between off mode and on mode.Desired power on setting: Press twice the“M”button until the “ON/OFF” display to enter desired power on mode, press up or down button to adjust the valve of time.Desired power off setting: Press thrice the “M”button to enter desired power off mode, press up or down button to adjust the valve of time.Sleep mode: Press the “M” button to enter sleep mode, press the up or down button to select the sleep status.Non-programmable setting: Press the “M” until the sun display and press the up or down button to select the temperature valve.Programmable setting: Press the “M” until the face display and press the “M” button to enter the programmable setting mode.Display temperature recalibrates: The temperature of every corner is different by convection. The thermostat can be adjusted the valve range from -8°C to + 8°C of room temperature. Press the “M” button and hold it for more than 6 seconds, the thermostat will enter setting mode, and press up or down button to select the desired temperature setting.Over-temperature protectionFailure codes:E1= Room sensor short-circuit or disconnected
E2= Room sensor open-circuit
digital room thermostat