Part Number: MQ6
Function: Gas Sensor
Package: 9 Pin Type
1. Gas sensing layer : SnO2
2. Electrode : Au
3. Electrode line : Pt
4. Heater coil : Ni-Cr alloy
5. Tubular ceramic : Al2O3
6. Anti-explosion network : Stainless steel gauze (SUS316 100-mesh)
7. Clamp ring : Copper plating Ni
8. Resin base : Bakelite
9. Tube Pin : Copper plating Ni
This is gas leakage detect Sensor.
1. High sensitivity to LPG, iso-butane, propane
2. Small sensitivity to alcohol, smoke.
3. Fast response.
4. Stable and long life
5. Simple drive circuit
They are used in gas leakage detecting equipments in family and industry, are suitable for detecting of LPG, iso-butane, propane, LNG, avoid the noise of alcohol and cooking fumes and cigarette smoke.
Structure and configuration of MQ-6 gas sensor is shown as Fig. 1 (Configuration A or B), sensor composed by micro AL2O3 ceramic tube, Tin Dioxide (SnO2) sensitive layer, measuring electrode and heater are fixed into a crust made by plastic and stainless steel net. The heater provides necessary work conditions for work of sensitive components. The enveloped MQ6 have 6 pin ,4 of them are used to fetch signals, and other 2 are used for providing heating current.