Reference: RBD-3529

Brand: DFRobot

RS485 Photoelectric Solar Radiation Sensor (400-1100nm)

The RS485 Photoelectric Solar Radiation Sensor is designed to measure solar radiation in the spectral range of 400-1100nm. It uses the photoelectric principle to convert sunlight into electrical signals. Featuring a highly sensitive photosensitive element and a wide-spectrum absorption range, the sensor delivers accurate solar radiation measurements.

Reference: RBD-0320

MAX6675 Module + K Type Thermocouple Sensor (Arduino Compatiable)

11 reviews

Internal integrated cold junction compensation circuit. RoboticsBD With a simple three serial SPI interface; Temperature signal can be converted into 12-bit digital Embedded thermocouple break detection circuitry. High impedance differential inputs. Operating Voltage(VDC): 3 to 5.5 Temperature Range(°C):-30°C - 150 °C Cold Junction Compensation Range(°C):...

Reference: RBD-0673

MQ-4 Methane Natural Gas Sensor

10 reviews

Detecting range: 300~10000ppm Signal output indicator. Dual Signal output (analog output and TTL output). The TTL output signal is low level, allows us to connect with SCM directly. Analog output 0~5V voltage. Quick response and recovery. RoboticsBD

Reference: RBD-1173

Non-invasive AC current Sensor Split Core Current Transformer SCT-013-000 100A

4 reviews

Input Current : 100A Frequency: 50HZ-150KHZ Opening Size: 13 x 13mm/ 0.5″ x 0.5″(L*W) Output Plug 3.5mm Dielectric Strength 6000V AC/1min Meet UL94-V0 flame retardant properties

Reference: RBD-2100

Flame Sensor Module Digital & Analog Output

18 reviews

Comparator chip LM393 makes module readings stable. Operating voltage 3.3V-5V. Fast Response Time Sensitivity adjustable Detects a flame or a light source of a wavelength in the range of 760nm-1100 nm. Detection range: up to 100 cm. Adjustable detection range. Detection angle about 60 degrees, it is sensitive to the flame spectrum.

Reference: RBD-0321

PT100 Platinum Resister Temperature Sensor Waterproof Probe -20℃ ~ 450℃

New PT-100 Temperature Sensor AvailableClick Here PT100 Platinum Resister Temperature Sensor Waterproof Probe -20℃ ~ 450℃

Reference: RBD-0674

MQ-5 Smoke Gas Detector Sensor

7 reviews

Model: MQ-5 Operating Voltage: 5V DC Operating Temparature:-20~40 degree celcius

Reference: RBD-1175

Current Sensor ACS712-20A

5 reviews

Low-noise analog signal path Device bandwidth is set via the new FILTER pin 5 µs output rise time in response to step input current Small footprint, low-profile SOIC8 package 2.1 kVRMS minimum isolation voltage from pins 1-4 to pins 5-8 Supply Voltage: 4.5V~5.5V DC Measure Current Range: 20A Sensitivity: 100mV/A

Reference: RBD-1178

Superbright Ultra Violet LED UV Lamp 5mm 2500mcd 365NM

23 reviews

Size: 5mm Emitted Color : UV View Angle: About 20 - 25 degree. Luminous Intensity: 800mcd-2500mcdSuperbright Ultra Violet LED UV Lamp 5mm 2500mcd 365NM   

Reference: RBD-3047

Dual IR Flame Sensor Module Dual Digital Output

The Dual IR Flame Sensor Module features two independent sensors with separate digital outputs, making it ideal for precise flame and light source detection. Utilizing dual voltage comparators for analog-to-digital conversion, this module provides accurate and reliable results.

Reference: RBD-0414

Waterproof DS18B20 Digital Thermal Probe or Sensor

18 reviews

A probe by new original installation import DS18B20 temperature sensor chip. RoboticsBD Chip each pin use heat shrinkable tube to prevent short circuit, internal sealing glue, waterproof, moistureproof. Stainless steel tube encapsulation waterproof moistureproof prevent rust. Stainless steel shell (6 * 45 mm), lead length 100 cm (shielding wire) use...

Reference: RBD-0675

MQ-6 LPG Gas Sensor

10 reviews

Model: MQ-6 Operating Voltage: 5V DC Detecting Range:200-10000 ppm Relative Humidity:<95% RH

Reference: RBD-1174

Current Sensor ACS712-5A

12 reviews

Low-noise analog signal path. Device bandwidth is set via the new FILTER pin. 5 µs output rise time in response to step input current. Small footprint, low-profile SOIC8 package. 2.1 kV RMS minimum isolation voltage from pins 1-4 to pins 5-8.

Reference: RBD-2992

UV Detection Sensor Module DC3.3V-5V Ultraviolet Ray Module For Arduino

1 review

1. Operating voltage: DC 3.3-5V 2. Output voltage: DC 0-1V 3. Test accuracy: ±1UV INDEX 4. Current: 0.06mA (typ), 0.1mA (max) 5. Response wavelength: 200nm-370nm

Reference: RBD-3501

Flame Sensor Relay Module

The Flame Sensor Relay Module is a versatile and highly sensitive flame detection system capable of detecting fire or light sources in the 760nm to 1100nm wavelength range. Designed for practical applications, the module features a relay output, enabling it to control high-current electrical equipment directly, such as alarms, fans, or even cutting off...

Reference: RBD-0424

Si7021 Industrial High Precision Humidity Sensor I2C Interface for Arduino

1 review

SI7021 SHT21 HTV21 Wide operating voltage (1.9 to 3.6 V) – 3.3 V Recommended Precision Relative Humidity Sensor ± 3% RH (max), 0–80% RH High Accuracy Temperature Sensor ±0.4 °C (max), –10 to 85 °C Interchangeable - No recalibration required. RoboticsBD I2C Interface

Reference: RBD-0676

MQ-7 Carbon Monoxide Gas Sensor

6 reviews

Operating voltage: DC 5 V. The analog output voltage, the higher the concentration the higher the voltage. The carbon monoxide detection with better sensitivity. With a long service life and reliable stability. Rapid response and recovery characteristics. Range: 10 to 1000 ppm. RoboticsBD

Reference: RBD-1177

4-20mA Signal Generator Current Loop Simulator Tester

1 review

This signal generator can use 4-20mA to generate voltage and control the current in the circuit. Accuracy up to 0.01; Liquid crystal display; Rotary encoder adjustment ; Two connection terminals are non polarity. Output range can be set; 4-20mA (device control) / -21mA (signal debugging) Display mode can be set, it is convenient for you to see the value...

Reference: RBD-3528

Brand: DFRobot

RS485 Ultraviolet (UV) Intensity Measure Sensor (290-390nm, UVA, UVB)

The RS485 UV Sensor is designed to measure ultraviolet (UV) intensity and index values within the wavelength range of 290-390nm. Utilizing a photoelectric detector and an industrial-grade microprocessor, ensures reliable and stable performance. The sensor operates on a DC 5-30V wide voltage power supply and employs the Modbus-RTU 485 communication...

Reference: RBD-0677

MQ-8 Hydrogen Gas Sensor

5 reviews

Using high-quality dual-panel design, with power indicator and TTL signal output instructions. The switching signal having a DO (TTL) output and analog output AO. TTL output valid signal is low. The higher the voltage, the concentration of the analog output voltage is higher. A hydrogen gas detection with good sensitivity. Has a long life and reliable...