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| Part Number | 160125 |
|---|---|
| Item Weight | 0.32 ounces |
| Package Dimensions | 5.5 x 5.2 x 1.2 inches |
| Item Package Quantity | 1 |
SainSmart MQ138 Formaldehyde Aldehydes Gas Detection Sensor Module for Arduino
| Price: | $38.99 |
Only 7 left in stock - order soon.
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- Enter your model number to make sure this fits.
- With the signal output LED indication
- 2-way signal output (analog output, and TTL-level output)
- TTL output valid signal is low; (low output signal light, which can be accessed microcontroller IO port)
- Analog output increases with the concentration, the higher the voltage the higher the concentration
- Aldehydes, alcohols, ketones, aromatic compounds with high sensitivity
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$38.99
Only 7 left in stock - order soon.
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Product description
Features:
* With the signal output LED indication
* 2-way signal output (analog output, and TTL-level output)
* TTL output valid signal is low; (low output signal light, which can be
accessed microcontroller IO port)
* Analog output increases with the concentration, the higher the voltage the
higher the concentration
* Aldehydes, alcohols, ketones, aromatic compounds with high sensitivity
* With a long life and reliable stability
* Fast response characteristics
* With mounting holes for easy permanent installation
* The probe can plug design for easy testing
Application:
For the family, the environment of the volatile compounds detection devices,
suitable aldehydes, alcohols, ketones, aromatic compounds detected, the gas
sensor test concentration range:
1 to 100ppm benzene
Toluene 10 to 100ppm
Methanol 5 to 100ppm
Alcohol 30 to 300ppm
Acetone 10 to 300ppm
Formaldehyde 1 to 10ppm
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