1. The current sensor chips: ACS712ELC-05B.
2. pin 5V power supply, on-board power indicator.
3. the module can be measured plus or minus 5 amps, corresponding to the analog output of 185 mV / A.
4. there is no the detection current through, the output voltage is VCC / 2.
5. PCB board size: 31 (mm) x13 (mm).
Note: ACS712 Hall detection principle, when you use to avoid magnetic field impact this!
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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
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%Â
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
Module features:
Test reflection distance: 1mm to 25mm
The working voltage of 3.3V to 5V
Output form: digital switch output (0 and 1)
Has a fixed bolt hole, convenient installation
Small board PCB size: 3.2cm x 1.4cm
The LM393, use of wide voltage comparator
Size:3.1x1.3cm(approx)
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:
* adjustable sensitivity ( shown in blue digital potentiometer adjustment )
* Operating Voltage 3.3V-5V
* Module Dual Output mode , a simple digital output , analog output more accurate.
* with fixed bolt hole for easy installation
* small PCB board size : 3cm * 1.6cm
* power indicator ( red ) and the digital switch output indicator ( green )
Features :
The probe the temperature sensor DS18B20 original chip
High quality stainless steel tube encapsulation waterproof moistureproof prevent rust
Stainless steel shell (6 mm), lead X 32 length 100 cm
3.0 V to 5.5 V power supply
Temperature range wide-55 Degree + 125 Degree
No other components, unique single bus interface
Output lead: red (VCCS), blue, black (is) (GND)
Specifications
Dimensions: 2.95" x 0.5" x 0.125" (without header pins installed)
Operating voltage: 3.3-5.0 V
Supply current: 100 mA
Output format: 8 analog voltages
Output voltage range: 0 V to supplied voltage
Optimal sensing distance: 0.125" (3 mm)
Maximum recommended sensing distance: 0.25" (6 mm)
Weight without header pins: 0.11 oz (3.09 g)
