Place of Origin:
CHINA
Certification:
CE
Model Number:
KGD-MQ-513
Portable Coal Gas Analyzer KGD - MQ - 513
Product Introduction
The Portable Coal Gas Analyzer KGD - MQ - 513 adopts non - dispersive infrared (NDIR) gas analysis technology with independent intellectual property rights, long - life electrochemical sensing technology, and MEMS - based thermal conductivity technology. It can simultaneously measure the calorific values of coal gas and biogas, as well as the volume concentrations of gases such as CO, CO₂, CH₄, H₂, O₂, and CₙHₘ.
Product Features
Technical Parameters
Measured Components | CO/CO₂/CH₄/H₂/O₂/C₂H₂/C₂H₄/CₙHₘ*/Calorific Value |
Measurement Principle | CO/CO₂/CH₄/C₂H₂/C₂H₄/CₙHₘ: NDIR; H₂: TCD; O₂: ECD |
Measurement Range | CO/CO₂/CH₄/H₂: (0 - 100)% |
O₂: (0 - 25)%; C₂H₂/C₂H₄/CₙHₘ: (0 - 10)% (Optional) | |
Linear Error | CO/CO₂/CH₄/C₂H₂/C₂H₄/CₙHₘ: ±1%F.S.; O₂/H₂: ±2%F.S. |
Resolution | ≤ 0.01% |
Repeatability | ≤ 1% |
Response Time | T90 < 15s (NDIR) |
Optimal Flow Rate | (0.7 - 1.2) L/min |
Inlet Pressure | (2 - 50) kPa |
Gas Requirements | Dust - free, water - free, oil - free |
External Dimensions | 412152294 (mm) |
Weight | 9kg |
Electrical Parameters | Electrical Parameters |
Communication | RS - 232 |
Power Supply | Powered by built - in rechargeable lithium - ion battery, with an external 12.6V charger |
Display | LCD Display |
Functional Configuration | Built - in sampling air pump |
Optional pretreatment device | |
Calorific value units Kcal/m³ and MJ/m³ can be freely switched | |
Self - diagnosis function available for on - line inspection of sensor status | |
Note | CₙHₘ represents the sum of other hydrocarbons except methane. |
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