Gas Sensors
Gas Sensors
Definition:
Gas sensors are specialized devices designed to detect and measure the concentration of specific gases in the environment. They play a critical role in industrial safety, environmental monitoring, and smart home applications by providing real-time data on gas presence, leaks, or air quality. These sensors utilize various detection technologies, including electrochemical, infrared (IR), semiconductor, and catalytic bead methods, to ensure accurate and reliable performance across different use cases.
Types of Gas Sensors:
1. Electrochemical Gas Sensors: Ideal for detecting toxic gases like CO, NO2, and H2S, offering high sensitivity and low power consumption.
2. Infrared (IR) Gas Sensors: Used for measuring hydrocarbons and CO2, featuring long lifespan and minimal maintenance.
3. Semiconductor Gas Sensors: Cost-effective solutions for detecting combustible gases such as methane and propane.
4. Catalytic Bead Gas Sensors: Commonly employed in industrial safety systems to monitor flammable gas levels.
5. Photoionization Detectors (PID): Effective for volatile organic compounds (VOCs) in environmental and occupational safety applications.
Purchasing Recommendations:
- Application-Specific Selection: Choose a sensor type based on the target gas (e.g., CO2, methane, or VOCs) and environmental conditions (humidity, temperature).
- Accuracy & Calibration: Prioritize sensors with high precision and easy calibration options for consistent performance.
- Certifications & Compliance: Ensure the sensor meets industry standards (e.g., UL, ATEX, or IECEx) for safety-critical applications.
- Integration & Output: Verify compatibility with your system (analog, digital, or wireless outputs) for seamless data acquisition.
- Supplier Reliability: Opt for reputable manufacturers with proven durability and technical support.
Gas sensors are indispensable for ensuring safety and efficiency across industries selecting the right model enhances operational reliability and regulatory compliance.
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SGX-4NH3-100
4 SERIES AMMONIA SENSOR - 100PPM
CGESC02W2S
SEN CO2 SWITCHING OUT 2000PPM
PS4-SO2-50
SULPHUR DIOXIDE, 50 PPM
VQ21B
POISON RESISTANT PELLISTOR PAIR,
CGESC02W5S
SEN CO2 SWITCHING OUT 5000PPM
SGX-4NO2
4 SERIES NITROGEN DIOXIDE SENSOR
IR22GJ
SERIES 2 , 19MM, 0-5%/100% HC IR
ESCOD3VM
SEN CO 300PPM 0-10V OUT W/COMM
VQ548ZD
3.0V - VQ48 PELLISTOR IN A VQ500
ESCO2W2VM
SEN CO2 2000PPM 0-10V OUT W/COM
FIT0227
CARBON MONOXIDE SENSOR (MQ7)
IR15TT-M
19MM, 0-5% CO2 AND 0-5%/100% HC
ZMOD4510AI4V
ZMOD4510AI4V GASSENSOR - WP - ST
CCS801B-COPR5K
CCS801B-COPR5K DFN4 LF T&R
PS1-H2-1000
HYDROGEN SENSOR, 1000 PPM
T5100-V
AIRESTAT, 1CH CO2,VOLTAGE, UWHT
ZMOD4450AI1R
LGA 3.00X3.00X0.70 MM, 0.50MM PI
IR31SE
19MM, 0-5% CO2 INFRARED SENSOR -
T8100-NS
VENTOSTAT, 1CH CO2/P TEMP,NS, UW
IR601/2
IR SENSOR HEAD FOR 0-5%CO2 - 1/2