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MQ-137 Ammonia Gas Sensor Module

Ditambahkan pada : April 6th, 2016
Rp 680.000

Kode Produk : C11001
Dilihat : 377 kali
Kategori : Sensor
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MQ-137 Ammonia Gas Sensor Module

MQ-137 Ammonia Gas Sensor Module

MQ-137 Ammonia Gas Sensor Module

Module features

First, size: 35mm X40mm X28mm L * W * H
two main components: Ammonia gas sensor
Third, the working voltage: DC 5V
Fourth, the characteristics

1, the module with level output, with alarm signal lights;
2, The sensor module with analog signal output, voltage range: 0-5V;
3, active-low level signal output can drive PNP transistor, also can be accessed by the microcontroller IO port;
4, analog output voltage increases with the concentration, the concentration The higher the voltage is higher;
5, ammonia, trimethylamine, ethanolamine gas with high sensitivity;
6, has a long life and reliable stability;
7, after the warm-up with a rapid response recovery characteristics;
8, with mounting holes to facilitate fixed installation;
9, the probe can plug design, convenient test;
10, module with temperature compensation function, adaptive and more reliable.

Sensor parameters
1, the heating voltage: 5 0.2V (AC DC)
2, Working current: 180mA
3, loop voltage: DC5V (maximum DC 24V)
4, load resistance: 10K (adjustable)
5, detection concentration range: 5 to 500 ppm
6, clean air voltage: 1.5V
7, sensitivity: 3%
8, Response time: 1S (3-5 minute warm-up, warm-up time of 48 hours theory)
9, Response time: 30S
10 element power: 0.9W
11, the working temperature: -10 ~ 50 (nominal temperature 20 C)
12, Operating Humidity: 95% RH (nominal humidity 65% RH)
13, life: 5 years
14, Size: 35mm 40mm 28mm
15, weight size: 15g (approx.) V. Application: mainly used for qualitative detection, for home, industrial environments, portable gas detection equipment suitable for containing ammonia gas detection, gas-sensitive sensors component test concentration range: 5 to 500ppm, detailed information on; providing a sensor product brochures


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