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Home > Product Center > Gas Sensor Series > Gas Sensor > Direct hot alcohol sensor MQ303B
Gas Sensor

Product Name:Direct hot alcohol sensor MQ303B

Product NO.:Direct hot alcohol sensor MQ303B

Products DetailDownload
MQ303B type is a kind of tin oxide semiconductor alcohol gas sensor
, for alcohol with high sensitivity and fast response, suitable for it
Portable alcohol detector and car fire system and so on.
structure
Semiconductor gas sensitive part is a micro beads, beads embedded heating wire and metal electrodes, this sensor is installed in explosion protection
Function of double 100 mesh metal shell of stainless steel wire mesh. (as shown in figure 1)
The working conditions
Figure 2 is the component test circuit. By fixed or adjustable external load resistance on the change of the voltage gain element resistance change. for
Make components play its good function and specific performance, the heating voltage and circuit voltage and load resistance should be restricted to shown in the chart
Standard working conditions. Sensor after electrify
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Direct hot alcohol sensor MQ303B0.00 Bpdf
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