MQ-8 Hydrogen Gas Sensor ModuleMQ 8 is the Hydrogen gas sensor module. It is used to detects hydrogen gas presence in air. Whenever H2 gas comes into contact with the sensing element, the resistivity of the element changes. The change is then measured to get the concentration of the gases present. Using a simple circuit to convert the change in conductivity of the gas concentration corresponding to the output signal. MQ 8 hydrogen gas sensor of high sensitivity, the monitoring of

Resistance 120k ohm (1203) Brand Resistor Chip size 1206 Tolerance 1% Power 1/4W Temperature Range -55°C to +125°C Mounting Type Surface mount No

This is a 1

It is a 25W 100 Ohm wire wound variable rotary resistor

9V Operating Temperature -10°C to 60°C Dimension 46x34x18mm

74HC85 ICs contain a 4-bit Comparator that can compare two binary

test instrument and so on 1000V / 10A

Operating Current 500µA Sensitivity Reduction within -3dB at 1V Signal to Noise Ratio 58dB Size 9

Buck-Boost)

H) 40 x 33 x 34 mm No

True read-while-write operation

an IR sensor emitter and receiver arrangement at the front to detect obstacles or obstruction and a bump switch ( more commonly known as a limit switch)

2 BR/EDR & BLE