SensorMQ7 de gas monoxido de carbono
El sensor de gas MQ7 se puede utilizar en sistemas de protección contra incendios.
Este sensor presenta una muy alta sensibilidad a H2 y a monóxido de carbono, ideal para detectar concentraciones de CO en el aire.
Descripción
Este sensor de gas de monóxido de carbono (CO) detecta las concentraciones de CO en el aire y muestra su lectura como una tensión analógica. El sensor puede medir concentraciones de 20 a 2.000 ppm.
Tiene la sensibilidad ajustable para tener una lectura adecuada al sistema particular.
El módulo posee una salida analógica que proviene del divisor de voltaje que forma el sensor y una resistencia de carga.
También tiene una salida digital que se calibra con un potenciómetro, esta salida tiene un led indicador.
Especificaciones técnicas
- Voltaje de Operación: 5V DC
- Voltaje de Calentamiento: 5V (alto) y 1.4V (bajo)
- Resistencia de carga: regulable
- Resistencia de calentamiento: 33 Ohm
- Tiempo de Calentamiento: 60s (alto) 90s (bajo)
- Consumo de Resistencia: aprox. 350mW
- Concentración de Oxigeno: 21%
- Dimensiones: 3.2 x 1.8 x 2.7 cm
- Peso: 5g
Aplicaciones
- Detector de fugas de gas
- Detector industrial de gas
Tutoriales
Tutorial sensores de gas MQ2, MQ3, MQ7 y MQ135
Links
la compra incluye
Sensor MQ7
- Anchura
- 2.5cm
- Profundidad
- 3.5cm
- Peso
- 5g
- Voltaje de operación
- 5v
- Altura
- 2cm
Returns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the 'Complete Orders' link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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