605-00009 Parallax Inc, 605-00009 Datasheet
605-00009
Manufacturer Part Number
605-00009
Description
Flow Sensors LPG Gas Sesnsor
Manufacturer
Parallax Inc
Datasheet
1.605-00009.pdf
(2 pages)
Specifications of 605-00009
Supply Voltage
5 V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
TEL: 86-371- 67169070 67169080
TECHNICAL DATA
HANWEI ELECTRONICS CO.,LTD
Structure and configuration of MQ-5 gas sensor is shown as Fig. 1 (Configuration A or B), sensor composed by
1
2
3
4
5
6
7
8
9
Configuration A
FEATURES
APPLICATION
SPECIFICATIONS
(5000ppm/1000
ppm CH
Standard
detecting
condition
Preheat time
LPG, natural gas , town gas, avoid the noise of alcohol and cooking fumes and cigarette smoke.
Symbol
Symbol
Symbol
Gas sensing
Electrode
Electrode line
Heater coil
Tubular ceramic
Anti-explosion
network
Clamp ring
Resin base
Tube Pin
They are used in gas leakage detecting equipments in family and industry, are suitable for detecting of
α
Vc
V
P
R
P
Tao
Tas
R
O
Rs
layer
L
H
H
H
H
2
C. Sensitivity characteristic
D. Strucyure and configuration, basic measuring circuit
Parts
* High sensitivity to LPG, natural gas , town gas
* Small sensitivity to alcohol, smoke.
* Fast response .
A. Standard work condition
B. Environment condition
4
)
Materials
SnO
Au
Pt
Ni-Cr alloy
Al
Stainless steel gauze
(SUS316 100-mesh)
Copper plating Ni
Bakelite
Copper plating Ni
Oxygen concentration
2
Sensing Resistance
Concentration slope rate
O
Heating consumption
Related humidity
Parameter name
2
Parameter name
Circuit voltage
Heating voltage
Load resistance
Heater resistance
3
Parameter name
Using Tem
Storage Tem
Temp: 20℃±2℃
Humidity: 65%±5%
* Stable and long life
FAX: 86-371-67169090
A向
Over 24 hour
Fig. 1
MQ-5
Vc:5V±0.1
21%(standard condition)Oxygen
concentration can affect sensitivity
Vh: 5V±0.1
Configuration B
Technical condition
less than 95%Rh
Technical condition
-10℃-50℃
-20℃-70℃
Technical parameter
(5000ppm
* Simple drive circuit
less than 800mw
10KΩ- 60KΩ
5V±0.1
5V±0.1
31±10%
20KΩ
≤0.6
methane
MQ-5
)
http://www.hwsensor.com
GAS SENSOR
Detecting concentration
scope：
200-10000ppm
LPG,LNG
N
iso-butane, propane
Town gas
minimum value is
over 2%
atural gas,
E-mail: sales@hwsensor.com
Fig.2
Remarks
AC OR DC
ACOR DC
Room Tem
Remarks
Remarks
A向
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605-00009 Summary of contents
Page 1
HANWEI ELECTRONICS CO.,LTD TECHNICAL DATA FEATURES * High sensitivity to LPG, natural gas , town gas * Small sensitivity to alcohol, smoke. * Fast response . * Stable and long life APPLICATION They are used in gas leakage detecting equipments ...
Page 2
HANWEI ELECTRONICS CO.,LTD micro AL O ceramic tube, Tin Dioxide (SnO 2 3 crust made by plastic and stainless steel net. The heater provides necessary work conditions for work of sensitive components. The enveloped MQ-5 have 6 pin ,4 of ...