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Showing 1-20 of 98 products · 2 unavailable products hidden
Gravity: Analog Voltage Divider V2
The Analog Voltage Divider V2 can detect the supply voltage from 0.0245V to 25V. This module is based on resistor divider principle. The voltage detection module allows the input voltage to reduce 5 times. As the Arduino analog input voltage is normally maximum 5V, the input voltage of analog ...
Gravity: 27 Pcs Arduino Sensor Kit
INTRODUCTION If you want to start playing with sensors, this sensor kit for arduino will be the perfect choice for you to get started. It comes with bundle of the most popular DFRobot sensors such as light sensors, gas sensors, sound sensors, touch sensors, distance sens...
Gravity:Analog UV Sensor V2
The Gravity Analog UV Sensor V2 uses a GUVA-S12SD photodiode to detect ultraviolet radiation in the 200–370 nm (UV-A) wavelength range. It outputs a linear analogue voltage signal proportional to UV intensity, making it easy to read UV index values directly with an Arduino or other microcontrolle...
Gravity: Analog pH Sensor/Meter Kit V2
The Gravity Analog pH Sensor/Meter Kit V2 is designed to measure the pH of liquids, indicating acidity or alkalinity on a scale of 0–14. It's commonly used in aquaponics, aquaculture, hydroponics, and environmental water testing. The kit includes a laboratory-grade pH probe, a signal conversion b...
Gravity: Analog pH Sensor / Meter Pro Kit V2
DFRobot Gravity: Analog pH meter pro V2 is specifically designed to measure the pH of the solution and reflect the acidity or alkalinity. It is commonly used in various applications such as aquaponics, aquaculture, and environmental water testing.As an upgraded version of pH meter pro V1, the sec...
Gravity: Analog Current Sensor 50A (AC/DC) V2
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##Introduction This is an updated version. Retired Product: Gravity: Analog 50A Current Sensor (AC/DC) V1Get this low-power current sensor to monitor your project every second for saving energy or protecting the circuit!This fully integrated Hall Effect-based linear STK-600/M current sensor gives...
FireBeetle ESP32-E IoT Microcontroller with header (Supports Wi-Fi Bluetooth)
FireBeetle ESP32-E, specially designed forIoT, is an ESP-WROOM-32E-based main controller board with dual-core chips. It supports WiFi and Bluetooth dual-mode communication, and features small size, ultra-low power consumption, on-board charging circuit and easy-to-use interface, which can be c...
Gravity: Digital Piezo Disk Vibration Sensor
The DFRobot Vibration Sensor buffers a piezoelectric transducer that responds to strain changes by generating a measurable output voltage change which is propotional with the strength of vibration.So you can know the extent of vibration. Different from digital vibration sensor that only accounts...
Gravity:Analog Grayscale Sensor For Arduino
The Gravity Analogue Grayscale Sensor measures reflected light intensity, outputting an analogue value that ranges from black (low) to white (high). It uses a photocell paired with an integrated white LED to illuminate the surface being measured, making it effective for detecting surface brightne...
Gravity: Analog SHT30 Temperature Humidity Sensor
Gravity: Analog SHT30 Temperature & Humidity Sensor adopts the new generation SHT30 temperature and humidity sensor from Sensirion. Thanks to Sensirion's CMOSens® technology, highly integrated capacitive humidity sensing components and band-gap temperature sensing components, the SHT30 offers hig...
Gravity: Analog AC Current Sensor (5A)
When you want to measure the AC current, are you still having trouble cutting the wires, wiring or soldering. Gravity: Analog AC Current Sensor comes to the rescue, eliminating the need to cut wires or reconnect circuits. Simply clamp the AC transformer probe on the AC line, and then plug the 3.5...
Gravity: Analog Current to Voltage Converter (for 4~20mA Application)
This current-to-voltage module can linearly convert 0~25mA current signals into 0~3V voltage signals. Industrial sensors or devices usually have the current signal output of 4~20 mA. With this current-to-voltage module, your main control board can easily attain the current signals input from i...
Gravity:Analog Rotation Sensor V1
A 300° analog rotation potentiometer sensor with a Gravity interface for plug-and-play connection to Arduino and other microcontrollers. Rotate the knob to output a variable analog voltage — useful for position-dependent interactions, MIDI instruments, LED brightness control, and more. The senso...
Gravity: Arduino CO2 Gas Sensor
The Gravity CO2 Gas Sensor uses an MG-811 electrochemical sensing element to detect carbon dioxide concentration in the air. The output voltage decreases as CO2 concentration increases, and an onboard potentiometer lets you set a threshold for a digital on/off signal output. An onboard heating c...
Gravity: Throw-in Type Liquid Level Transmitter
This throw-in type liquid level transmitter adopts high-performance pressure sensing chip, with advanced circuit processing and temperature compensation technology. The level transmitter receives different pressures at different depths of liquid, which can be converted into corresponding current ...
Gravity: I2C ADS1115 16-Bit ADC Module (Arduino Raspberry Pi Compatible)
DFRobot I2C ADS1115 16-bit ADC module can accurately collect and convert analog signals. Through this ADC module, Raspberry Pi can easily use a wide range of Gravity series analog sensors to measure various signals, and perceive this world.Raspberry Pi is a common master control board which is...
Gravity: Analog 20A Current Sensor
The Gravity Analog 20A Current Sensor measures both AC and DC current using the Hall effect, outputting a proportional analog voltage to your microcontroller. With high-voltage isolation built into the circuit design and a non-conductive acrylic base plate, it's designed for safe use in automatio...
Micro:bit Driver Expansion Board
Since the advent of micro:bit, its simple and practical way of programming is widely loved by makers, students and teachers. Its sample design, coupled with a wealth of pin resources, give it infinite possibilities. This expansion board not only leads to 9 micro:bit onboard GPIO interfaces, ...
Gravity: Analog Dissolved Oxygen Sensor / Meter Kit For Arduino (Pre-Order)
Measure dissolved oxygen in water for aquaculture, environmental monitoring, natural science projects and general water-quality work. This DFRobot Gravity kit pairs a galvanic dissolved oxygen probe with an analogue signal converter board for easy use with Arduino and other microcontrollers that ...
Gravity: Analog AC Current Sensor
INTRODUCTION When you want to measure AC current it is impractical and hazardous to cut in to your live wiring. The analog AC current sensor developed by DFRobot is a good solution to this problem. Using induction you can measure AC current without intrusive methods. Pl...
