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Part Number
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MQ-137 |
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Manufacturer
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HANWEI ELECTRONICS |
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Description
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GAS SENSOR |
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Published
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Feb 25, 2015 |
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Detailed Description
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HANWEI ELECTRONICS CO.,LTD
TECHNICAL DATA
MQ-137
http://www.hwsensor.com
MQ-137 GAS SENSOR
FEATURES
Fast response a...
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Datasheet
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MQ-137
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Overview
HANWEI ELECTRONICS CO.
,LTD
TECHNICAL DATA
MQ-137
http://www.
hwsensor.
com
MQ-137 GAS SENSOR
FEATURES
Fast response and High sensitivity
Stable and long life
Simple drive circuit
APPLICATION
They are used in air quality control equipments for buildings/factory, are suitable for detecting of NH3.
SPECIFICATIONS
A.
Standard work condition
Symbol
Parameter name
Vc Circuit voltage
VH Heating voltage
RL Load resistance
RH Heater resistance
PH Heating consumption
B.
Environment condition
Symbol
Parameter name
Tao Using Tem
Tas Storage Tem
RH Related humidity O2 Oxygen concentration
C.
Sensitivity characteristic
Symbol
Parameter name
Ro Sensing Resistance
Technical condit...
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