Grove - sensor of HCHO - WSP21100 - semiconductor - analog

Index: SEE-15180 EAN: 5903351246521

The sensor is able to detect HCHO gases thanks to the WSP21100 system, whose resistance changes with the growth of volatile organic compounds in the air. It is capable of detecting gases up to 1 ppm. The module is equipped with a Grove connector, which facilitates connection to the main system.

Grove - sensor of HCHO - WSP21100 - semiconductor - analog
€21.48
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Manufacturer: Seeedstudio
Compatibility: Arduino

Description: Grove - HCHO gas sensor - WSP21100 - semiconductor - analog.

The sensor is able to detectHCHOgases thanks to theWSP21100system, whose resistance changes with the growth of volatile organic compounds in the air. It is capable of detecting gases up to 1 ppm. It can be used to detect toluene, methanol, benzene, alcohol, acetone, etc. The module is equipped with a Grove connector for easy connection to the main circuit.

Czujnik gazów HCHOHCHO gas sensor, Grove cable is also included.

Arduino compatible product

The manufacturer providesa user guideshowing its connection and programming.

Carbon monoxide, coke oven gas and LPG sensor connection - MQ9

The sensor communicates viaan analog interface, thanks to the use of Grove connector it is possible to connect it directly to Arduinoand RaspberryusingGrove-Pi+ or Grove BaseShield.Due to the interface used for communication by the sensor, it is necessary to use a Grove-Pi+ overlayorADCtocommunicate with Raspberry.

Czujnik gazów HCHOHCHO gas sensor.

Pin Description
GND The weight of the system.
VCC The supply voltage is 5 V.
NC Not connected.
SIG Sensor output signal.

HCHO sensor specification

  • The tension of work: 5 V ± 0,3 V
  • Gases detected: HCHO, Gasoline, Toluene, Alcohol
  • Type: solid-state
  • Concentration detection range: 1 to 50 ppm
  • Sensor resistance range: from 10 kΩto 100 kΩ (for 10 ppm HCHO)
  • Sensitivity: RS (in air) / RS (10 ppm HCHO) ≥5

Interface analog
Sensor - type air quality

Same-day shipping

  • Crediting the payment for the order on our account on a business day before 10:00 AM means sending the goods on the same day.
  • All packages are being delivered by GLS Group courier and covered with insurance up to 1200 EUR.
  • You will receive a link to track your package and monitor the progress of delivery as soon as it is shipped.

Terms of delivery 

GLS - zone 1

Austria, Belgium, Croatia, The Czech Republic, Denmark, Germany, Netherlands, Poland, Slovakia 

  • Delivery time: 2-4 days
  • Delivery cost: from 4.18 EUR
  • Insurance: 1200 EUR
GLS - zone 2

Bulgaria, Estonia, France, Hungary, Italy, Latvia, Lithuania, Luxembourg, Portugal, Romania, San Marino, Slovenia

  • Delivery time: 2-5 days
  • Delivery cost: from 5.35 EUR
  • Insurance: 1200 EUR
GLS - zone 3

Finland, Greece, Ireland, Spain, Sweden 

  • Delivery time: 2-7 days
  • Delivery cost: from 7.67 EUR
  • Insurance: 1200 EUR

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