Components and sensors

The sensors can be integrated into a variety of instruments associated with a concentration of airborne particles to improve equipment, provide timely concentration, and have Exact data.
Present the laser that scatters products on airborne particles, at the same time at a specific angle collect scattered light, changing the intensity curve that scatters over time.
The microprocessor uses the algorithm based on the MIE theory to deduce the grain size contained in the air and the concentration of the particles per unit and quantity. Characteristic: - Power supply: 4.5-5.5 VDC
- Measurement range: 0.3-1.0ï¼ ›1.0-2.5ï¼› 2.5-10 µm (micrometer)
- Accuracy of count: 50%@>

CO2 sensor model MH-Z19C. High precision working voltage 5.0±0.1V DC. The measuring range is between 0 and 5000 ppm. It has a low power consumption. UART and PWM output.

5x Push Switch Button B3F Omron Red Key 12mm features:

- 5x Push Buttons B3F Omron Key
- Maximum current: 50 mA
- Tension DC: 24V
- Operating force: 1.27N
- Switch terminals: weldable
- Contact: SPST-NO
- Contact resistance: 100M Ohm
- Type of action: Superficial
- Measures: 12x12x7.3mm

Air quality sensor with high precision whose SDS011 uses laser dispersion to detect particle concentration between 0.3 and 10 um in the air.

With digital output by USB (UART) and built-in fan. It is a powerful sensor, fast (response less than 10s), accurate and reliable.

5x Push Switch Button B3F Omron Blue Key 12mm features:

- 5x Push Buttons B3F Omron Key
- Maximum current: 50 mA
- Tension DC: 24V
- Operating force: 1.27N
- Switch terminals: weldable
- Contact: SPST-NO
- Contact resistance: 100M Ohm
- Type of action: Superficial
- Measures: 12x12x7.3mm

This tiny little board features two chips from Maxim Integrated: MAX32664 and MAX30101. The 30101 Oximetry module  is the sensor on board responding for both oximetry and heart rate sesnsing. The MAX32664 is equipped with a Cortex M4 handling algorithimc calculations, digital filtering and automatic gain control. The board comes with I2C and SparkFun has provided to it Qwiic connectors for ease of use.

Low power CO2 sensor MH-Z1311A, the current consumption is only 150-200uA, waterproof and anti-corrosion, high sensitivity, additionally characterised by excellent linear output. It is very popular used for battery monitors and IAQ devices.

5x Pushbutton B3F Green Key Omron Electronica Arduino Prototype Switch 12 features:
- 5x Pushbuttons B3F Omron
- 5x Keys
- Maximum current: 50mA
- Tension DC: 24V
- Operating force: 1.27N
- Switch terminals - Weldable
- Contact: SPST-NO
- Contact resistance: 100M Ohm
- Type of action: Superficial
- Measures: 12x12x7.3mm

Momentary Pushbutton Switch N/A NO 2A 36V 16mm Stainless Steel features:
- Type of operation: momentary (automatic return)
- Contact switch: 1 NA (normally open)
- Max Switch Classification: 2A / 36VDC
- Type of terminal: Screw
- Body material: Stainless steel
- Button Material: Stainless steel
- Protection Classification: IP67 / IK08
- Operating temperature: -20C + 55C

ZPHS01B is an all-in-one air quality module, which integrates laser dust sensor, infrared CO2 sensor, electrochemical formaldehyde, ozone and carbon monoxide sensors, VOC sensor, NO2 sensor, temperature and humidity sensor.

Latching Metal Switch 16mm Stainless Steel features:
- For panel N/A NO 2A 36V Stainless Steel On/Off
- Type of operation: On/Off
- Contact switch: 1 NA (normally open)
- Max Switch Classification: 2A/36VDC
- Type of terminal: Screw
- Body material: Stainless steel
- Button Material: Stainless steel
- Protection Classification: IP67 / IK08
- Operating temperature: -20C + 55C

The DFRobot heart rate monitor sensor (SEN0213) is used to measure the electrical activity of the heart.

12V Push Button LED Red 16mm features:
- Momentaneo panel N/A NO with return 2A Steel
- Type of operation: momentary (automatic return)
- Contact switch: 1 NA (normally open)
- Max Switch Classification: 2A / 12VDC
- Body material: Stainless steel
- Button Material: Stainless steel
- Protection Classification: IP67 / IK08
- Operating temperature: -20C + 55C

EMG Muscle Signal Sensor Signal Electromyography features:
EMG Muscle signal sensor module kit with 6 disposable electrodes The EMG sensor serves as a bridge to detect small electrical pulses product of
muscle activity and transform them into a signal recognizable by Arduino. NOTE: DO NOT USE THIS SENSOR FOR MEDICAL PURPOSES.
Code Examples: https: //github.com/AdvancerTechnologies/MuscleSensorV3

12V Push Button LED Green 16mm features:
- Momentaneo panel N/A NO with return 2A Steel
- Type of operation: momentary (automatic return)
- Contact switch: 1 NA (normally open)
- Max Switch Classification: 2A / 12VDC
- Body material: Stainless steel
- Button Material: Stainless steel
- Protection Classification: IP67 / IK08
- Operating temperature: -20C + 55C

Photoelectric sensor standard, reliable assurance of 1 million units per year.

· Industry's top class built-in amplifier

· Guaranteed low-temperature operation that can be used in freezing warehouse

· Improvement of coincidence between optical and mechanical axis.

· Protection of sensor even if wiring mistake occurs output reverse protection function is carried (we add diode for reverse connection protection to output line).

12V Momentary LED Push Button Switch White 16mm N/A NO features:
- Type of operation: Momentary (automatic return)
- Contact switch: 1 NA (normally open)
- Max Switch Classification: 2A / 12VDC
- Body material: Stainless steel
- Button Material: Stainless steel
- Protection Classification: IP67 / IK08
- Operating temperature: -20C+

This fingeprint scanner from ADH-Tech combines a highly precise fingerprint sensor module with an onboard MCU and UART interface enabling trivially very connection to any project.

The scanner independently reads and analyses the fingerprint thanks to an MCU algorithm that can send a converted digital signal to a peripheral serial interface for a data read. The onboard MCU algorithm enables operations such as for example a fingerprint enroll.

12V Momentary LED Pushbutton Blue 16mm N/A NO features:
- Type of operation: momentary (automatic return)
- Contact switch: 1 NA (normally open)
- Max Switch Classification: 2A / 12VDC
- Body material: Stainless steel
- Button Material: Stainless steel
- Protection Classification: IP67 / IK08
- Operating temperature: -20C + 55C
- Color: Blue

24V Momentary LED Pushbutton Blue 16mm N/A NO features:
- Type of operation: momentary (automatic return)
- Contact switch: 1 NA (normally open)
- Max Switch Classification: 2A / 24VDC
- Body material: Stainless steel
- Button Material: Stainless steel
- Protection Classification: IP67 / IK08
- Operating temperature: -20C + 55C

- Tipo de operación: momentáneo (retorno automático)
- Interruptor de contacto: 1 NA (normalmente abierto)
- Max Interruptor Clasificación: 2A / 12VDC
- Material del cuerpo: Acero inoxidable
- Botón Material: Acero inoxidable
- Protección Clasificación: IP67 / IK08
- Temperatura de funcionamiento:
- 20C +55C
- Color : Azul

12V Momentary LED Pushbutton Green 16mm N/A NO features:
- Type of operation: momentary (automatic return)
- Contact switch: 1 NA (normally open)
- Max Switch Classification: 2A / 12VDC
- Body material: Stainless steel
- Button Material: Stainless steel
- Protection Classification: IP67 / IK08
- Operating temperature: -20C + 55C
- Color: Green

The Carbon Monoxide sensor is a low-power digital gas sensor which has a CCS811 sensor and an 8-bit microcontroller, contains an analog-digital converter so that it can detect indoor air quality which can detect monoxide carbon (CO) and a wide range of volatile organic compounds (VOCs). It is a sensor designed to monitor air quality inside personal devices such as mobile devices and smart watches, with low power consumption that can be used with battery

12V Momentary LED Pushbutton Red 16mm N/A NO features:
- Type of operation: momentary (automatic return)
- Contact switch: 1 NA (normally open)
- Max Switch Classification: 2A / 12VDC
- Body material: Stainless steel
- Button Material: Stainless steel
- Protection Classification: IP67 / IK08
- Operating temperature: -20C + 55C
- Color: Red

Characteristic:
- For panel N / A NO 2A 36V Stainless Steel on / off
- Type of operation: On / Off
- Contact switch: 1 NA (normally open)
- Max Switch Classification: 2A / 12VDC
- Body material: Stainless steel
- Button Material: Stainless steel
- Protection Classification: IP67 / IK08
- Operating temperature: -20C + 55C
- Color: Blue

MH-Z14A NDIR infrared gas module is a small size and common type sensor using the non-dispersive infrared (NDIR) principle to detect the existence of CO2 in air, with good selectivity, non-oxygen dependent and long lifetime.

This module includes the component BME280 that is translated into a digital signal.
The equipment uses the two I2C and SPI interfaces. The BME280 does not allow the module to be used as an altimeter as opposed to its successor BMP280.
Its 5-pin straight connector allows easy connection to other electronic boards. BME280 Digital Temperature Humidity Barometric Pressure Module features:
- Interfaces:
- I2C (up to 3.4 MHz)
- SPI (up to 10 MHz)
- Supply voltage: 1.8-5VDC
- Module operating range:
- Temperature: -40ºC to + 85ºC
- Humidity: 0-100%
- Pressure: 300-1100 hPa
- Resolution of the measures:
- Temperature: 0.01ºC
- Humidity: 0.008%
- Pressure: 0. 18Pa
- Accuracy of the measures:
- Temperature: +/>

Latching push-button 12V normally open
- For panel N / A NO 2A 36V Stainless Steel on / off
- Type of operation: On / Off
- Contact switch: 1 NA (normally open)
- Max Switch Classification: 2A / 12VDC
- Body material: Stainless steel
- Button Material: Stainless steel
- Protection Classification: IP67 / IK08
- Operating temperature: -20C + 55C
- Color: Red

Encapsulated with water resistant stainless steel with sensor dimensions 5,5 * 50mm, cable length 10m. DS18B20 Digital Temperature Sensor Probe 10m features:
- Based on the DS18B20 chip
- Supply voltage: 3 ~ 5.5V
- Consumption <5mA
- Measuring Range: -55 °C to 125 °C
- Accuracy: +/- 0,5ºC
- Outputs: - GND black
      - Vcc red
      - Yellow digital output
- Inocidable steel
- Cable length: 10m

Characteristic:
- For panel N / A NO 2A 36V Stainless Steel on / off
- Type of operation: On / Off
- Contact switch: 1 NA (normally open)
- Max Switch Classification: 2A / 12VDC
- Body material: Stainless steel
- Button Material: Stainless steel
- Protection Classification: IP67 / IK08
- Operating temperature: -20C + 55C
- Color: Green

Ethanol alcohol sensor module.
MQ gas sensor uses a small indoor heater with an electrochemical sensor.
When the alcohol molecules in the air comply with the electrode the ethanol "changes" into acetic acid and then more current is produced.
MQ-3 Alcohol Sensor Module Ethanol Breathalyzer features:
- Main chip: alcohol sensor MQ-3 and comparator LM393
- Working voltage: 5V
- Current: 150mA
- Digital output: TTL 0/1
- Analog output: analog voltage sensing value
- Detection concentration:
- 0.05mg/L - 10mg/L
- Quick response features:
- Adjustable sensitivity with the potentiometer
- Size: 32mm x 20mmx 18mm

Momentary LED Pushbutton Blue 22mm N/A NO features:
- Type of operation: momentary (automatic return)
- Contact switch: 1 NA (normally open)
- Max Switch Classification: 2A / 12VDC-24VDC
- Body material: Stainless steel
- Button Material: Stainless steel
- Protection Classification: IP67 / IK08
- Operating temperature: -20C + 55C
- Color: Blue

This small 10-DOF sensor module GY-91 is more compact than the GY-80 module.
The module uses a unique MPU-9250 chip combination with built-in 3-axis gyroscope, 3-axis accelerometer, digital compass and BMP280 enhanced barometric pressure sensor.
The MPU-9250, delivered in a 3x3x1mm QFN package, is the smallest 9-axis MotionTracking device in the world and incorporates the latest InvenSense design innovations, allowing dramatically reduced chip size and power consumption, while improving the performance and the cost. Enhancements include low-power accelerometer mode support with only 6.4μA of and provides improved 16-bit compass data resolution (0.15 μT per LSB).

Push button 6x6x4mm features:
-Touch Push Tact Switch mini electronic Arduino push button
-Measures: 6x6x45mm
-Quantity: 1 unit

Push button 6x6x4mm features:
-Touch Push Tact Switch mini electronic Arduino push button
-Measures: 6x6x4.3mm

10x Tactile Tact Push Button Switch 6x6x8mm features:

- Tactile Push Tact Switch mini electronic Arduino pushbutton
- Measures: 6x6x8mm
- Quantity: 10 units

Characteristic: - Supply voltage: 4.5V- 5.5V
- Consumption: 30 mA typical
- Analog output
- Range: 10cm to 80cm
- Dimensions: 29x12mm
- Cable length: 20cm GP2Y0A21YK0F Sharp Analog IR distance sensor 10CM-80CM Arduino

The Arduino turbidity sensor SEN0189  detects water quality by measuring turbidity levels. It can detect suspended particles in water by measuring the light transmittance and the scattering coefficient, which changes with the amount of total suspended solids (TTS) in the water.

10x Push button 6x6x9mm features:
-Touch Push Tact Switch mini electronic Arduino push button
-Measures: 6x6x9mm
-Quantity: 10 units

Switch Button 8x8mm on-off features:
- Switch terminals: Weldable
- Measures: 8x8x13mm

Gravity: SHT1x Temperature & Humidity Sensor (DFR0066) Accurate, durable, highly compatible and easy to use, it has all the attributes that a superior temperature and humidity sensor requires.

MS01 works with SONOFF TH10/16 to accurately measure soil moisture and send data to your mobile phone. MS01 can regularly water and check soil moisture anytime and anywhere to make your flowers grow healthier. This is an accessory used in SONOFF TH10 / TH16.

Limit Switch with Wheel - 5A 250 Vac - 1 switched - Arduino features:
-Micro KW12-3 on / off switch
-Max Current: 5A -AC voltage: 125-250V
-Operating temperature: -40 to 70 degrees C
-Quantity: 2 units

Inductive Proximity Sensor PL-05N NPN Limit Switch is used for controlling machinery as part of a control system, as a safety interlock, or to count objects passing a point. Inductive proximity sensor PL-05N 5mm with NPN output features:
- Manufacturer: Fotek,
- Square Type,
- Sensing distance: 5mm,
- Operating voltage: 10 - 30 VDC,
- Response frequency: 800Hz,
- Output method: NPN, 150mA load,
- Hysteresis: <10% of sensing distance,
- Protection degree: IP67,
- Working temperature/Hum: -20ºC - +80ºC, 35% - 90% RH,
- Body dimension: 30.5x17.9x10.2mm (LxWxH),
- Mounting Method: Flush,
- Sensing Direction: Horizontal,
- Materia Housing: High-impact plastic,
- Screw hole: 3.2mm, Pitch: 10.5mm,

The BME280 is an environmental sensor (SEN0236) integrating a temperature sensor, a humidity sensor and a barometer. Powered from 3.3 V to 5 V with I2C and SPI interface. Measuring range: temperature: -40 °C to 85 °C, humidity: 0 %RH to 100 %RH, pressure: 300 hPa to 1100 hPa.

Rocker Switch 3A 250V On/Off SPST features:
- AC 250V 3A 2 Pin ON/OFF I/O SPST Snap in mini oscillating switch
- Rocker switch; Type: On/Off (SPST)
- Control on and off SPST and 2 terminals
- Voltage and Current: AC250V, 3A
- Overall size: ~ 1.5 x 1 x 1.7 cm/0.6"x 0.4" x 0.7 "(L*W*H)
- Mounting hole size: 1.35 x 0.8 cm/0.53"x 0.315" (L*W)
- Black

Level sensor for liquids with float. The liquid level sensor acts as a switch. Liquid level float sensors are used when constant control and regulation of the liquid level (water, oil and other fluids) is required such as extraction pumps. The sensor is equipped with a float with a magnet which, acting by the buoyancy force of the fluid, moves along the tube, shortening or opening the reed switch. It can be used to detect liquid levels that are too high or too low. Ideal for all those applications where the level of non-corrosive liquids such as water tanks or aquariums needs to be monitored. It is made of stainless steel.

The GY-906DCI is a plate-mounted temperature sensor, based on an integrated 3 V infrared thermometer, single zone, medical precision, compensated gradient, within 15 cm the accuracy is high, approximately 0.5 degrees

The sensor measures the current flowing in the cable without cutting it. The measurement is made on a single insulated wire, the output is an analog voltage from 0 to 1 V. Sensor SCT-013-050, Non-Invasive 50A AC Current Meter

Rocker switch 6A 250VAC / 10A 125VAC ON / OFF 4 pins DPST Double NO contact

M18 Inductive Proximity Sensor features:
- Inductive proximity sensor detection switch LJ18A3-8-Z / BX
- NPN DC6-36V
- A Often used for 3D printer bed leveling
- Cylindrical cable type DC 3 cable type (black, brown, blue)
- Inductive sensor type
- NPN NO (Normal Open )
- Detecting distance 8mm
- DC supply voltage 6-36V
- Current output 300mA
- Response frequency 0.5KHz
- Detects iron / aluminum - Operating temperature -25 ° C to + 70 ° C (Non-freezing condition)
- Head diameter 18 mm
- Size 6.9 x 2cm
- Cable length 90cm

Limit Switch with Lever 

Ideal for projects with ARDUINO, Smart Car
Detects transparent and translucent obstacles
E18-D80NK Infrared Obstacle Avoidance Sensor Module 3-80cm Smart Car features:
- Current consumption: up to 100 mA
- Supply voltage 5V
- Current consumption <25mA
- Response time of 2 ms
- Measured distance: 3-80cm 15st angle
- Screw to adjust the sensitivity, the back
- Output status led indicator
- Operating temperature: -25°C - + 55°C
- Material: high-strength plastic
- Type of output: normally open, NPN
- Dimensions: 18 mm in diameter, Length 45 mm
- Cable length 55cm
- Departures:
      - Brown: +
      - Blue: -
      - Black: OUT

6 DIP pins and 2 positions DPDT. This switch is widely used to control the operation of many small electronic power projects, including volume and other controls for audio video, dimmer controls for lights.
It is also a great component for DIY. Vertical Slide Switch 3P2T 50V 0.5A features:
- Type: 3P2T
- Contact resistance: 30 MΩ max.
- Insulation resistance: 100 MΩ
- Maximum operating voltage: 50V
- Maximum operating current: 0.5A
- Can support 500 VAC for 1 minute
- Step between pins: 2.54mm / 0.1 "
- Pin size: 4.5x0.5x15 / 0.77 "x0.19"
- Type of current: DC
- Pins to be welded
- Switch action: 2 ON / OFF positions
- Shape of interrupter: rectangular
- Size: 16x6.5x15 / 0.2 "x0.02"

6 DIP pins and 2 positions DPDT. This switch is widely used to control the operation of many small electronic power projects, including volume and other controls for audio video, dimmer controls for lights.
It is also a great component for DIY. Vertical Slide Switch 2P2T 50V 0.5A features:
- Type: 2P2T
- Contact resistance: 30 MΩ max.
- Insulation resistance: 100 MΩ
- Maximum operating voltage: 50V
- Maximum operating current: 0.5A
- Can support 500 VAC for 1 minute
- Step between pins: 2.54mm / 0.1 "
- Pin size: 4.5x0.5x15 / 0.77 "x0.19"
- Type of current: DC
- Pins to be welded
- Switch action: 2 ON / OFF positions
- Shape of interrupter: rectangular
- Size: 16x6.5x15 / 0.2 "x0.02"

Sensor Module ML8511 UV features:
- The module converts the photocurrent into voltage to detect UV intensity
- The analog voltage is proportional to UV light detecting
- The has a power saving mode of up to 0.1uA, suitable for smart portable devices or mobile phones for use
- Power supply: 5V
- Analog output
- Captured wavelength: 280-390nm
- Ultra low power consumption
- Meteorological applications, skincare, industrial UV level measurement
- Dimensions of PCB: 30x22mm

Black DIP Switch 2 Positions 2.54mm Step 4 Pins features:
- Switch: DIP
- Type: SMD 2 positions (2 rows 4 Pins)
- Step: 2,54mm / 0,1 "
- No switching Rating: 100mA DC 50 V
- Switching: 100mA DC 24V
- Contact resistance:
        -50mΩ 24VDC / 100mA
        -100mΩ typical, 24VDC / 100mA
- Size 10x6x4,5mm / 0,4x0,24x0,18 "
- Main material: Plastic, Metal
- Color: Black

The ZP07-MP503 air quality module offers high sensitivity with low power consumption and long life. Calibration before shipment from 10 seconds to 3 minutes max. with automatic warm-up function. Automatic fault check.

This switch can be used for development projects and for the industry. All metal parts are not oxidized, the insulation material is of high quality.
Its pins protected by an anti oxidant makes welding much easier. Switch On/On 6-pin 6A SPDT features:
- Type: Latch SPDT
- Material: Plastic, metal
- Maximum operating current and voltage: 3A / 250V, 6A / 125V
- Number of pins: 6
- Pin size: 4.5x2 mm
- Type of current: AC
- Pins to be welded
- Switch action: 2 positions On/On
- Size: 13.2x12.7x33.3mm

Barometric Pressure, Temperature and Altitude Sensor BMP180 features:
- Module based on the atmospheric pressure sensor BMP180
- Supply voltage: 1.8 - 3.6 V
- Energy consumption: 0.5uA
- I2C interface
- Measuring range: 300 - 1100hPa
- Dimensions: 10 x 13 mm
- Includes soldering pins