Temperature Control Switch Relay W1209 Thermostat Board Module

The W1209 is a Mini Thermostat Temperature Controller Switch. It is la ow cost 12 volt Temperature controller with 7-segment display and a 3 switch keypad for setting temperature and other parameters. A NTC thermister is used for temperature sensing and has a accuracy of 0.1 C. This is a very popular temperature controller with numerous tutorials, and guides available on the internet on how to use it.

Features

• Small size, high quality temperature controller, with a wide temperature measuring range, -50~+110 Degree Centigrade
• Includes a large and clear LED display for better readability
• Multiple functions, such as Heating and Cooling control, Temperature Calibration function, Delay protection function
• All parameters can be set to default setting after short circuit
• Can be used for domestic freezer, water tanks, refrigerator, industrial chiller, boiler, steamer, industrial equipments and other temperature-controlled systems
• Supply voltage: DC 12V
• Current Consumption: 35mA to 65 mA
• Output voltage: DC 12V
• Max Switching Load: 240V 10A
• Temperature Sensor: NTC (10K 0.5%) Waterproof Sensor
• Environmental requirements: -10 ~ 60°C, Humidity 20% ~ 85%
• Dimensions: 48 x 40mm
• Cable length: About 52 cm
• Temperature control mode: ON / OFF
• Temperature range: -50 ~ +110°C
• Control accuracy: 0.1°C
• Refresh rate: 0.5S
• High temperature protection: 0 ~ 110°C
• Resolution: When temperature is 0.1°C, the resolution is -9.9~99.9, other temperature segment is 1°C

• Parameter Setting (P0~P8):
• P0Cooling / Heating mode
• P1: Backlash Setting
• P2:Highest Range Setting
• P3:Lowest Range Setting
• P4:Temperature Calibration
• P5:Delay Start Time
• P6:High Temperature Alarm
• P7: Data Lock Switch
• P8: Restore Factory Settings