TGS 822 Alcohol Ethanol Gas Sensor Module
The TGS 822 is a gas sensor designed to detect organic solvent vapors, particularly ethanol. Here’s a summary of its key technical specifications:
Key Features:
- High Sensitivity:- It exhibits high sensitivity to organic solvent vapors, including ethanol, as well as other volatile vapors.
 
- Stability and Reliability:- It’s known for its stability and reliability over extended periods.
 
- Long Life and Low Cost:- The sensor is designed for a long operational life and is relatively low cost.
 
- Simple Electrical Circuit:- It can be integrated into simple electrical circuits.
 
- Sensing Element:- Utilizes a tin dioxide (SnO2) semiconductor.
 
Applications:
- Breath alcohol detectors.
- Gas leak detectors/alarms.
- Solvent detectors for industrial settings (factories, dry cleaners, semiconductor manufacturing).
Technical Specifications:
- Detectable Gases:- Ethanol, n-Pentane, n-Hexane, Benzene, Acetone, Methanol, Methyl ethyl ketone, and others.
 
- Detection Range:- Typically in the range of 50 to 10,000 ppm (parts per million), depending on the specific gas.
 
- Heater Voltage (VH):- 5.0 ± 0.2V (AC or DC).
 
- Circuit Voltage (VC):- Maximum 24V (DC).
 
- Heater Power Consumption (PH):- Approximately 660mW (typical).
 
- Sensor Resistance (Rs):- Varies depending on gas concentration, typically within 1kΩ to 10kΩ in 300ppm ethanol/air.
 
- Operating Temperature:- -10 to +40 degrees Celsius.
 
- Storage Temperature:- -30 to +70 degrees Celsius.
 
Other Useful Products:
MQ-3 (Alcohol ethanol Gas Sensor)
MQ-5 (LPG or Natural Gas Sensor module)
MQ-7 (Carbon Monoxide Gas Sensor)
MICS-6814 – Air Quality Sensor (NH3 Nitrogen Oxide Gas Sensor)
MQ-135 (Air Quality Control Gas Sensor)
MiCS-5524 Alcohol or VOCs Gas Sensor
ESP8266 DHT11CH340 Development Board with built-in DHT-11 Sensor
ESP8266 ESP-01S WIFI Transceiver Module
ESP8266 ESP-12S WIFI Transceiver Module
Arduino UNO R3 Development Board
Arduino Nano Development Board
Arduino Mega Development Board
Raspberry Pi Development Board
(For Accurate and detailed engineering or application-specific information, always consult the official Figaro Engineering datasheet.)









 
	 
				 
				
 
				 
				



 
		 
		 
		 
		 
		 
		
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