Product Details
Semiconductor alcohol sensor MQ303B is a tin dioxideAlcohol-type
semiconductor gas sensor,Alcohol has a high sensitivity and rapid
response, adaptedPortable alcohol detector and car lights the fire
systemAnd so on.
Semiconductor alcohol sensorKey Features and Applications:
High sensitivity
* Fast response
· Long life
Low power consumption
· Compact size
· Suitable for portable alcohol detector and car lights the fire
systems
Semiconductor alcohol sensorThe main technical parameters:
Product number | MQ303B |
Product type | Semiconductor gas sensor |
Standard package | Metal packaging |
Detection of gas | Alcohol |
Detectable concentration | 20ppm-1000ppmEthanol |
Circuit voltage (Vc) | 6V DC |
Heating voltage (VH) | 0.9V 0.1VAcorDC |
Load resistance (RL) | Adjustable |
Heating resistors (RH) | Forty fiveW 0.5W(Room temperature) |
Heating consumption (PH) | 140mW |
Temperature, humidity | 20 2 ; 65% 5% RH |
Standard test circuit | Vc: 3.0V 0.1V; VH: 0.9V 0.1V |
Warm-up time | Less than 48 hours |
Company Profile
Fast Electronics Co., Ltd is a factory-directly-sale office for sensor electronic components
since 2007,we specialized in all kinds of sensors components like gas sensors ,human body infrared sensors, soil moisture sensor,
current transformer ,residual current detection, electrical fire
monitoring ,and also high precision pressure sensor, tension sensor
and load cells ,photoelectric switch ,laser diffuse switch ,
reflection switch and inductive proximity switches sensor and
displacement sensor ,non-contact level sensor switch / liquid level
sensor.
With years’ development, we have had developed a complete
electronic components supply and distribute system.
Through our importing and exporting of components all around the
world, Fast Electronics Co., Ltd can quickly feedback and satisfy customers’ need.
Besides, we have had gained a great reputation in domestic and
international market for our experience and market insight, as well
as our up-front, proactive, and responsive approach to service,
adequate inventory and unwavering commitment to quality.
.We are a factory directly sale department with with a large
inventory ,we have an absolute advantage in price, .welcome to
inquiry us !