Module Features:
Use imported groove coupler sensor
Groove Width: 5mm
Output state indicator lights
Obscured output high; unobstructed output low
The comparator output, the signal is clean, the waveform, driving ability, more than 15mA
Module Features:
Use imported groove coupler sensor
Groove Width: 5mm
Output state indicator lights
Obscured output high; unobstructed output low
The comparator output, the signal is clean, the waveform, driving ability, more than 15mA
Operating Voltage: 3.3V-5V
The output in the form: Digital switching outputs (0 and 1)
A fixed bolt hole for easy installation
Small plates PCB Dimensions: 3.2 x 1.4cm / 1.25 * 0.55″
Using a wide voltage LM393 comparator
Module Using The Instructions:
Module slot unobstructed, receiver tube conduction module DO output low, shelter, DO output high
Module DO connected to the relay, composed of the limit switch functions can also be connected to the active buzzer module
Features:
* Low power consumption
* Power supply for 2 ~ 5.5V DC
* Can replace the traditional touch of a button
* Four M2 screws positioning holes for easy installation
1. Can detect surrounding environment of the humidity and temperature
2. DHT11 sensor adopts
3. Humidity measurement range: 20% ~95%
4. Humidity measurement error: ±5%
5. Temperature measurement range: 0℃~50℃
6. Temperature measurement error: ±2 ℃
7. Operating voltage:3.3 V~5 V
8. Output form:digital
9. Has fixed bolt hole and easy installation
10. PCB Dimension: 32 mm * 14 mm
Features:
1.Low voltage, low power device, and with automatic power off switch.
2.3 wire interface can meet the various communication with the microprocessor.
3.Compared with MS5534A, the pressure range of the pressure drop (10 mbar) is improved.
Description
Heart rate data can be really useful whether you're designing an exercise routine, studying your activity or anxiety levels or just want your shirt to blink with your heart beat. The problem is that heart rate can be difficult to measure. Luckily, the Pulse Sensor Amped can solve that problem!
Specifications:
Chip: MAX31855
Working Voltage: 3~3.6V
Temperature Measuring Range: -200°C to 1350°C
Temperature Resolution: 0.25°C
Output Mode: SPI Digital Signal
Module Size: 25mm * 15mm
Module Weight: 3g
Feature summary
Operating voltage: 4.5 V to 5.5 V
Average current consumption: 30 mA (note: this sensor draws current in large, short bursts, and the manufacturer recommends putting a 10 µF capacitor or larger across power and ground close to the sensor to stabilize the power supply line)
Distance measuring range: 10 cm to 80 cm (4? to 32?)
Output type: analog voltage
