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Showing 61-80 of 100 products
Particle, VOC, Humidity, and Temperature Sensor - SEN54
The SEN54 sensor module from Sensirion combines the measurement of particulate matter, VOC, humidity, and temperature in a single package. The SEN54 sensors provide fully calibrated outputs with a digital interface, a strong lifetime under 24 h/day operation, and a compact form factor. The combin...
LM75A Temperature Sensor I2C Interface Development Board Module For Raspberry Pi
LM75A Temperature Sensor I2C Interface Development Board Module LM75A is a high-speed I2C interface, temperature sensor, in the temperature range -55 ? ~ + 125. The temperature was directly converted to a digital signal, and can achieve accuracy of 0.125. MCU can be read directly through the I2C ...
Fermion: STS35 High Accuracy Digital Temperature Sensor (Breakout)
The STS35 temperature sensor from Sensirion gives a fully calibrated, linearized, and supply-voltage-compensated digital output and has an outstanding accuracy of up to +/–0.1°C. It provides an operating temperature range of -40~125°C and up to 1MHz I2C communication rate. Besides, the senso...
Fermion: MCP9808 High Accuracy I2C Temperature Sensor
Compared to DS18B20, LM35, and other common temperature sensors, the MCP9808 is one of the more accurate temperature sensing options, with a typical accuracy of ±0.25°C and maximum accuracy of ±0.5°C over the sensor's -40°C to +125°C range and precision of +0.0625°C. The MCP9808 comes with u...
SparkFun Temperature Sensor - STTS22H (Qwiic)
The SparkFun STTS22H is a Qwiic-enabled temperature sensor breakout based on ST Microelectronics' ultralow-power, high-accuracy digital temperature sensor. Factory calibrated to ±0.5°C accuracy without any application-level calibration needed, it's ideal for precision temperature monitoring. The...
SparkFun Micro Temperature Sensor - STTS22H (Qwiic)
The SparkFun STTS22H Micro Temperature Sensor is a Qwiic-enabled breakout board based on the ultralow-power, high-accuracy, digital temperature sensor STTS22H from ST Microelectronics and housed in our Qwiic Micro form factor. Thanks to its factory calibration the STTS22H offers high-end accuracy...
SparkFun CO₂ Humidity and Temperature Sensor - SCD41 (Qwiic)
This SparkFun CO2 Humidity and Temperature Sensor features the next-generation SCD41 photoacoustic CO2 sensor for high-accuracy environmental readings. The SCD41 uses Sensirion's PASens® photoacoustic measurement system that combines narrow-band IR light and a microphone inside the sensing packag...
SparkFun CO₂ Humidity and Temperature Sensor - SCD40 (Qwiic)
The SparkFun SCD40 breakout board measures CO₂ concentration, humidity, and temperature using Sensirion's PASens photoacoustic measurement technology. The sensor detects CO₂ from 0 to 40,000 ppm with high accuracy over the 400–2,000 ppm range, and includes an integrated CMOSens temperature and hu...
Sensirion Particle, VOC, Humidity, and Temperature Sensor - SEN55
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The SEN55 environmental node is a straightforward, all-in-one sensor solution platform for the accurate measurement of various environmental parameters, such as particulate matter, volatile organic compounds (VOCs), oxidizing gases, such as nitrogen oxides (NOx), as well as humidity & temperature...
ELECFREAKS PlanetX Waterproof 18B20 Temperature Sensor
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The PlanetX Waterproof 18B20 Temperature Sensor is a sensor that senses temperature and converts it into a usable output signal. It is waterproof and can be used for temperature measurement. It is usually used for the detection of water temperature. SPECIFICATIONConnections: RJ11 4P4CPower S...
5pcs NTC 10K Ohm Thermistor Temperature Sensor Cylinder Probe 1m Wire
A pack of five NTC thermistor temperature probes, each with a 1-metre wire lead for remote temperature sensing. These 10 KΩ (at 25°C) NTC sensors are sealed in a cylindrical metal probe for durability and are suitable for measuring temperatures from −30°C to +110°C. NTC thermistors decrease in r...
ZMOD4450 Refrigeration Air Quality Gas Sensor Module
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The ZMOD4450 is a compact gas sensor module for detecting gases associated with food ripening or rotting. It is intended for refrigeration air quality (RAQ) applications such as food storage and shipping, including humid and dusty environments where water spray, condensation or immersion may be p...
DFRobot RS485 Fluorescence Dissolved Oxygen Sensor - Freshwater
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This optical dissolved oxygen probe is designed for measuring DO levels in freshwater environments such as aquaculture tanks, rivers, lakes, reservoirs and treatment facilities. It uses fluorescence quenching, measuring the phase shift of light caused by oxygen molecules, rather than relying on a...
DFRobot SEN0681 RS485 Dissolved Oxygen Sensor - Seawater
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This sensor is designed for monitoring dissolved oxygen in seawater and other high-salinity applications. It uses fluorescence quenching rather than a traditional electrochemical cell, so it does not consume oxygen during measurement and does not require electrolyte replacement.The probe measures...
DFRobot SEN0710 RS485 Industrial Turbidity Sensor (0-1000 NTU)
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Designed for industrial water-quality monitoring, this turbidity probe measures suspended particles using the 90° light scattering principle. The probe and housing are integrated into a compact IP68 unit, so it can be submerged for extended periods in applications such as drinking water treatment...
RS485 Industrial Water Conductivity Sensor K=10
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This industrial-grade water electrical conductivity sensor combines the probe and housing in one integrated unit for straightforward installation and reliable EC measurement. With an electrode constant of K=10, it is suited to higher-conductivity water monitoring across aquaculture, tap water, dr...
DFRobot RS485 Industrial Water EC Sensor K=1
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This industrial-grade water electrical conductivity sensor combines the probe and housing into a single integrated unit for straightforward installation and reliable measurement. It uses an electrode constant of K=1 and can output conductivity, salinity, TDS and temperature data for multi-paramet...
DFRobot RS485 Modbus IP68 Water Quality pH Sensor
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This industrial-grade water quality sensor is designed for continuous pH monitoring in demanding environments. Its integrated probe and housing provide a robust, streamlined setup for measuring pH in non-corrosive, weakly acidic and weakly alkaline water.The sensor communicates over RS485 using t...
DFRobot Industrial RS485 Blue-Green Algae Sensor
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This industrial-grade water quality probe measures blue-green algae, also known as cyanobacteria, in water using the fluorescence principle. The probe and housing are integrated into a single waterproof unit for straightforward deployment in rivers, lakes, ponds and other monitoring sites.It uses...
DFRobot Industrial RS485 ORP Sensor - IP68 ModBus-RTU
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This industrial-grade ORP (Oxidation-Reduction Potential) sensor is built for reliable water quality monitoring in demanding environments. Its integrated probe and housing measure ORP from -1999 to 1999mV, with RS485 communication for connection into monitoring networks.The sensor supports the st...
