On-board EL817 optoelectronic coupler anti-interference; Voltage: on-board 5V AC 30A / 250V DC 30A / 30V; Lifetime: 100000 times; Can connect to I/O of SCM directly; With output signal indicator; With diode protection short response time; With NO output no NC output.
Arduino Soil Hygrometer Humidity Detection Moisture Sensor Module Compatible With RPi / STM32
Model Keyes Quantity 1 Material PCB Features Sensor for flame wavelengths between 760 nm to 1100 nm infrared is most sensitive; Module has two outputs: 1 AO analog output real-time output voltage signal on the thermal resistance; 2 DO when the temperature reaches a certain threshold the output high and low signal threshold adjustable via potentiometer; 60 degree detection sensor Application Arduino DIY project Other Voltage: DC 3~5.5V Packing List 1 x Module
The power supply is isolated industrial power supply module with temperature protection over-current protection and short-circuit protection functions high-low voltage isolation AC85~265V wide voltage input 431 high-precision voltage-stabilizing DC 12V output; Input voltage: AC 85~265V 50/60Hz; Output voltage: DC 12V (+/-0.1V); Output current: 450mA; Power: 5W
Voltage: 3~5V; The output signal: digital level 0 or 1 with state indicating lamp; The sensitivity adjustment: ring precision adjustable potentiometer; Level signal output adjust the sensitivity for potentiometer a signal indicating lamp a positioning hole.
The voltage detection sensor module adopts resistance divider to reduce the voltage so that the ADC pin of Arduino board can measure the voltage value after reduction and then work out the voltage value needs to be measured; High-precision sampling resistance precision: 0.5% temperature coefficient: 50PPM; Easy to use; Standard electronic brick interface; High accuracy measurement accuracy: <= 1%; Measurement range is up to 25V DC; 4 M2 screw mounting holes for easy installation. Note: Range <= ADC reference voltage / 0.18
Model: D1208036 - Quantity: 1 - Color: Blue - Material: FR4 board - Main chip: LM393 vibration probe - Working voltage: DC 3~5V - With signal output indicator - With analog and TTL electric level output / signal output - Effective output signal is high the indicator is off - Sensitivity adjustable - Vibration detect range is wide no direction - With installation holes easy to use - Suitable for alarm device electronic clock mechanical device vibration detector count detection in shooting range bull's-eye etc
Color: Red + Blue - Quantity: 1 - Material: PCB board - 8-way relay module with optical isolation high pull. - Module built-in LED indicates relay status - Input voltage: 24V - High level trigger trigger voltage 24V trigger current need more than 5mA - VCC: Positive pole input - GND: Negative pole input - IN1 IN2 IN3 IN4 IN5 IN6 IN7 IN8 Control ports high level relay pull-in low level relay release - COM: Control circuit grounding shortly connected with GND - Great for DIY project - Packing list: - 1 x Module
Raindrop Water Level / Height Depth Detection Sensor Module For Arduino/AVR/STM32
Color: Black + Blue - Quantity: 1 - Material: PCB board - AV voltage max. 250V AC current max. 10A - DC voltage max. 30V DC current max. 10A - Uses 8550 triode drive strong drive ability - Working voltage: 5V - Module built-in green LED power indicator and red LED indicates relay status - VCC: 5V input external connect to GND - IN1 IN2 IN3 IN4 Control ports connect to I/O port - Great for DIY project - Packing list: - 1 x Module
Model N/A Quantity 1 Color Black + Blue Material PCB + Relay module Features with high-current relay: AC 250V 10A; DC 30V 10A; Independent wiring in contact area make it safe and reliable; Standard interface that can be expanded in a variety of development boards; Equipped with screw holes for easy installation; Applicable to a variety of platforms including Arduino / AVR / ARM/51 Application It is able to control various household appliances and other equipments with large current. Packing List 1 x Extension board