Joy-it SEN-MQ4 Manual Download

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it.net

Pascalstr. 8 47506 Neukirchen

Vluyn

ANALOG NATURAL GAS AND METHANE

SENSOR

SEN

MQ4

1. GENERAL INFORMATION

Dear costumer,

thank you very much for choosing our product.

In following, we will introduce you to what to observe while starting up

and using this product.

Should you encounter any unexpected problems during use, please do

not hesitate to contact us.

Please note that the sensor requires a warm

up phase to pro-

vide accurate readings.

Summary of Contents for SEN-MQ4

Page 1: ...ostumer thank you very much for choosing our product In following we will introduce you to what to observe while starting up and using this product Should you encounter any unexpected problems during...

Page 2: ...1 17 VCCa BCM17 Pin 11 A3 B3 D0 Pin 3 A0 Signal Pin 4 SCL Pin 5 A2 SDA Pin 3 A1 B2 SCL B1 SDA Wiring This natural gas and me thane sensor is an analog sensor Since the Raspberry Pi has no analog inpu...

Page 3: ...RPi GPIO as GPIO GPIO setmode GPIO BCM GPIO setup 17 GPIO IN Create the I2C bus i2c busio I2C board SCL board SDA Create the ADC object using the I2C bus ads ADS ADS1115 i2c ads gain 2 3 Create single...

Page 4: ...sensor is automatically set to LOW when the limit value is reached With the blue potentiometer on the board you can set the limit value In the following code example the analog value of the sensor is...

Page 5: ...u purchase a new device Small appliances with no external dimensions greater than 25 cm can be disposed of in normal household quantities independently of the purchase of a new appliance Possibility o...