Temp., Humidity, Gas & Environmental

For precision temperature sensing, nothing beats a Platinum RTD. Resistance temperature detectors (RTDs) are temperature sensors that contain a resistor that changes resistance value as its temperature changes, basically a kind of thermistor. In this...

The TMP36 is a low voltage, precision centigrade temperature sensor. It provides a voltage output that is linearly proportional to the Celsius temperature. It also doesn't require any external calibration to provide typical accuracies of ±1°C...

Air Quality Detection module that adopts a flat surface semiconductor gas sensor. The module has good sensitivity to volatile organic gases such as formaldehyde, benzene, carbon monoxide, ammonia, hydrogen, alcohol, and smoke of cigarette, essence &,...

Specification:Item Type:Soil SensorWorking Current:<10maTemperature Measuring Range:-20~100Humidity Measurement Range: 0~100%RhWorking Conditions: - 40 ° C ~ 125 ° C, 0 ~ 99% RhStorage Conditions: - 20 ° C ~ 80 ° C, 0 ~ 95% RhLine...

It is a fire flame detection sensor relay Module. The flame sensor can detect the flame or the wavelength at 760 nm to 1100 nm range of the light source, the test flame lighters distance of 80cm, the larger the flame, the greater the distance test. The...

This is a pre-wired and waterproofed version of the DS18B20 sensor. Handy for when you need to measure something far away, or in wet conditions. While the sensor is good up to 125°C the cable is jacketed in PVC so we suggest keeping it under...

Feature:1.Ideal and necessary tool for gardeners, vegetable and fruit growers, and all those who plant trees and grass2.You can take good care of your plants.3.For outdoor & indoor plants, gardens & grass lawn.4.Simply insert the meter into the...

Basic parameters Power supply DC4.5-30V Max Power consumption 0.5W@24V DC Protection class IP68, long-term immersion in water use Cable length Default is 2m (can be customized) Operating...

Basic parameters  Power supply DC4.5-30V Max Power consumption 0.5W@24V DC Protection class IP68, long-term immersion in water use Cable length Default is 2m (can be...

About each part of the test:1. Test the relay module: connect the VCC relay module to 5V, GND to the ground, IN to GND, the relay jumps, and when IN is suspended, the relay recovers, so that you can hear the sound of the "Kaka" relay several times;2...

Description1. Temperature setting (ambient temperature required by the user): the user can adjust it on the thermostat or APP, the adjustment range is -40 to 99.9 Celsius2. Temperature difference setting: set the difference between the heating and...

Description MP - 2 smoke detection gas sensor adopts multilayer thick film manufacture process, Al in miniature2O3 Both sides of the ceramic substrate heater and metal oxide semiconductor gas sensitive layer respectively, sealing In a metal...

Description MP - 4 combustible gas sensors using multilayer thick film manufacture process, in miniature Al2O3Both sides of the ceramic substrate respectively make heater and MOS Gas sensitive layer, encapsulated within the metal shell.When the...

Sensitive material of the MQ131 gas sensor is O3 SnO2, which with lower conductivity in clean air. When Ozone gas exists. The sensor’s conductivity is more higher along with the gas concentration rising. Please use simple electro circuit, Convert...

Tgs-822 for the detection of vapors of organic solvents The element of detecting figaro gas sensors is Tin Oxide (SNO2) which has a low conductivity semiconductor in clean air. In the presence of detected gas, the increasing conductivity sensor depends...

The digital temperature and humidity sensor module uses the SHT30 chip, and the measurement data is factory corrected, linearized, and temperature compensated. With temperature and humidity alarm output and software and hardware reset function. Avoid use...

Description: Size: 32mm X22mm X30mm length * width * height Main chip: LM393, NH3 gas sensing probe Working voltage: DC 5V   Features: 1. It has a signal output indicator indication; 2. Dual signal output (analog output and TTL level...

Description: Size: 32x22 x27 mm  Main chip: LM393, ZYMQ-135 gas sensor Operating voltage: 5 V DC   Features: - Signal output indication. - Dual signal output (analog output and TTL level output) The output signal of - TTL is low. When...

DescriptionWidely used for temperature control or protection for household electric appliances.It is closed until the surface reaches 85 Celsius degree, then the switch opens.General purpose, automatic reset, low cost, large capacity, minute current...