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Gravity: Analog Signal Isolator Introduction In many cases, electrical isolation is required to ensure reliable operation of the sensors. Some sensors, such as pH sensors and conductivity sensors,they will interfere with each other and do not measure properly in the same container when they connect to the same power .To ensure stable and reliable operation of the sensors with no interference,it is necessary to isolate the signa..

$19.95 SKU:DFR0504 In Stock
Gravity: Non-contact Digital Water / Liquid Level Sensor For Arduino Introduction This is a non-contact water / liquid level sensor for Arduino. It utilizes advanced signal processing technology by using a powerful chip (XKC-Y25-T12V) with high-speed operation capacity to achieve non-contact liquid level detection. No contact with liquid makes the module suitable for hazardous applications such as detecting toxic substances, strong acid, strong alkali and all k..

$9.90 SKU:SEN0204 In Stock
Gravity: Analog Voltage Divider V2 Introduction The Analog Voltage Divider V2 can detect the supply voltage from 0.0245V to 25V. This module is based on resistor divider principle. The voltage detection module allows the input voltage to reduce 5 times. As the Arduino analog input voltage is normally maximum 5V, the input voltage of analog voltage detection module can not exceed 5Vx5 which is 25V.Notice: The new versio..

$3.70 SKU:DFR0051 In Stock
LED Voltage Meter (Blue) Introduction This is a standalone DC voltage meter. It measures 3V-30V with 1% accuracy. Best suited for battery level display. Just apply two wires on the power without any extra circuit or components, it gives the reading straight away. Easy to use, and is a good company with robotic applications. Three colors options: green / blue / red. Specification ..

$6.80 SKU:DFR0130-B 2 - 3 Days
LED Voltage Meter (Green) Introduction This is a standalone DC voltage meter. It measures 3V-30V with 1% accuracy. Best suited for battery level display. Just apply two wires on the power without any extra circuit or components, it gives the reading straight away. Easy to use, and is a good company with robotic applications. Three colors options: green / blue / red. Specification ..

$6.80 SKU:DFR0130-G 2 - 3 Days
LED Voltage Meter (Red) Introduction This is a standalone DC voltage meter. It measures 3V-30V with 1% accuracy. Best suited for battery level display. Just apply two wires on the power without any extra circuit or components, it gives the reading straight away. Easy to use, and is a good company with robotic applications. Three colors options: green / blue / red. Specification ..

$6.80 SKU:DFR0130-R In Stock

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