Sensors

The infrared carbon dioxide (CO2) transmitter offers a selectable measurement range of 0-2000ppm, 0-5000ppm, 0-10000ppm, 0-20000ppm, or 0-50000ppm, operates on a DC 24V±0.5V supply. Equipped with ModBus 485 output, ideal for fresh air system monitoring equipment, building equipment environmental monitoring, air quality tester, smart home environment monitoring.

The infrared door light curtain is an advanced safety photoelectric sensor designed for automatic sliding doors, available in four length options: 0.5m, 1m, 1.5m, and 2m. It offers reliable object and person detection to prevent accidents, featuring multi-beam infrared technology, strong anti-light interference, easy plug-and-play installation. Suitable for garage doors, fast roll-up doors, and various automated entrances.

DC voltage sensor is a special voltage sensor for unidirectional ripple DC voltage measurement. It has a measuring range from DC 10mV/50mV/75mV/5V/150V/300V/500V to 1000V, output signal 0-5V/0-10V/0-20mA/4-20mA, supply voltage DC 12/24V, IP20 and DIN rail installation. Isolated DC voltage transducer uses modulation and demodulation technology to achieve input/output/power supply isolation.

Low-cost label eye sensor is for sale now. It uses 940um infrared modulated light, with a slot width of 2mm and a slot depth of 40mm, enabling accurate detection of non-transparent labels. Label detection sensor offers two optional output modes: NPN/PNP, with a response time of only 50us, ensuring efficient and sensitive detection.

High-precision laser displacement sensor is equipped with 50m/100m/400m measurement center distances, and 4-20mA or 0-5V output signals, widely used in industrial automation, quality inspection, mechanical positioning and other fields.

Laser through beam photoelectric sensor, detection distance 20 m, supply voltage DC 12–24 V, with multiple protection functions to protect both the photo sensor and connected equipment, including short-circuit protection, polarity protection, and over-voltage protection. Equipped with high-quality electronic components, high-sensitivity laser sensing head, and PU material cable.

Low cost M12 proximity sensor manufacturer direct sale. It is an NPN inductive proximity switch with NO output method, unshielded installation type and 4mm detection range, which can detect the presence or absence of metallic objects within a certain range without direct contact. The inductive proximity sensor is designed for detecting magnetic metals, with reduced sensing distance for non-magnetic metals.

Miniature load cell can bear both tension and compression force, with metal-foil strain gauge, all stainless steel, small size, 1.0±0.2mV/V sensitivity. Miniature tension and compression load cell is used for force tester, riveting machine, laminator and welding machine.

ATO shop offers PE piezoelectric accelerometer sensors with a measuring range of 150g (1500m/s² peak) for sale, with an axial sensitivity of up to 500pC/g, for frequency response from 0.3Hz to 3000Hz. The PE accelerometers are made of piezoelectric ceramic sensitive material and are equipped with a stainless steel housing for stable operation over a temperature range of -40°C to +150°C.

This photoelectric LED color sensor utilizes advanced RGB tri-color lighting to deliver high-precision color recognition and mark detection. With a versatile dual-mode operation, it allows seamless switching between color mode and mark mode to suit various industrial applications. Color identification sensor offers a long detection range of 18–28 mm, excellent anti-jitter performance for accurate and stable detection.

Factory price radar level sensor is a non-contact measurement for measuring various highly corrosive liquids. Measuring range from 0 to 20m, selectable output signal of 4-20mA, RS485 or 4-20mA+HART, power supply of DC 12-24V or AC 220V, flange installation of DN50~DN200. Radar level transmitter consists of protection head with LCD display, waterproof connectors, internal radar antenna, and installation accessory.

The radar rain gauge sensor uses a advanced small flat panel radar module, using 24GHz Doppler radar wave technology to measure the rate of falling rainfall droplets, supports communication RS485 and RS232 output options, compared with the traditional mechanical rainfall detection methods, more sensitive and faster to detect the beginning and end of the rainfall, and do not have to worry about objects such as leaves and other objects to cover, and do not need to heat up the rain sensor to prevent ice.

The rectangular fiber optic sensor combines advanced lateral induction and diffuse reflection detection technologies to provide a wide range of detection options from 15mm to 120mm, adapting to complex industrial environments.

The soil moisture and temperature sensor for sale, measures soil temperature from -40 to 80°C, soil moisture levels from 0 to 60% VWC, pH values from 3 to 10 (with an accuracy of ±0.3), and essential nutrients such as Nitrogen, Phosphorus, and Potassium (N-P-K) from 0 to 2000 mg/kg (with ±2% accuracy). It also measures electrical conductivity (EC) from 0 to 20000 µS/cm and salinity up to 10000 mg/L. This IP68-rated sensor is durable and corrosion-resistant, with a stable 304 stainless steel electrode for harsh environments.

Temperature and humidity transmitter adopts a digital temperature and humidity sensor, and converts air temperature and humidity into 0-10V standard signal. Industrial temperature and humidity transmitter has explosion-proof aluminum alloy housing, metal filter screen, wide measuring range, high measurement accuracy in high-low temperature and humidity, fast response, excellent long-term stability and anti-chemical pollution.

High quality signal isolator at affordable price for sale online. 0-20 mA and 4-20 mA output signal can be chosen. Cold junction temperature compensation between -20 ℃ and 60 ℃. Signal isolator widely used to interfere with terrestrial circulation, natural disturbance and man-made disturbance.

Buy affordable tension and compression load cell, threaded inline, support 0-20kN measuring range and repeatability of 0.5% F.S. with 350/700Ω impedance and 10kHz response frequency. The load cells are designed with a stainless steel body for durability, and can withstand an operating voltage of 5-15 V.

E type thermocouple assembles with protection head and stainless steel thermowell, with thermo wire diameter Ф2.5mm. E type thermocouple can directly measure the temperature of liquid, vapor, gas medium and solid surface in the range of 0~600 ℃ in various production processes.

Waterproof pressure sensors for sale with protection class up to IP68, designed for accurate pressure monitoring of liquids and gases. Signal output optional RS485/4-20mA for easy integration into different control systems, pressure range optional 0.001~60MPa, equipped with a variety of external threaded connections optional. Depending on the range, the accuracy class is 0.25%FS or 0.5%FS, suitable for the measurement needs from low pressure to high pressure.

High quality analog signal isolator provides photoelectric isolation technology, response time <400ms, accuracy 0.1%FS (20℃), and 35mm DIN Rail Installation. Input/output signal 4~20mA/0~20mA/0~5V/1~5V/0~10V/2~10V for selection. This 0-10V signal isolator can be used for pressure transmitters, electromagnetic flow meters, current transmitters, temperature transmitters, etc.