Product Description:

YJJ 4P-50C PM563-000 Combustible Gas Sensor 0-100%LEL for Industrial Flammable Gas Detector

Features:

I. Basic Detection Parameters

Detection Principle: Catalytic Combustion Type

Measurement Range: 0 - 100% LEL

Applicable Gas Types: Methane, Ethane, Propane, Butane, Pentane, Hexane, Carbon Monoxide, Hydrogen

Inapplicable for Detection: High Molecular Hydrocarbons, Alcohols, Ketones, Esters, Sulfur-containing Gases (such as Hydrogen Sulfide)

Sensitivity: 37 ± 7 mV / % for Methane

T90 Response Time: ≤ 20s (Methane Environment)

Linear Range: 0 - 3% Methane with Good Linearity

Anti-poisoning Performance: Enhanced resistance to hydrogen sulfide, silicon poisoning; H₂S filter life is approximately 1000 ppm·hr

II. Electrical Parameters

Power Supply Voltage: DC 4.25V

Component Working Current: 56 ± 6mA

Recommended External Load Resistance: 10Ω

Long-Term Sensitivity Drift: < 5% Signal / Month

Zero Point Drift: < 5% LEL - Methane / Month

III. Environmental Specifications

Operating Temperature: -20℃ ~ +50℃

Storage Temperature: 0℃ - 20℃

Humidity: 0 - 99% RH (No Condensation)

Operating Pressure: Standard Atmospheric Pressure ± 10%

IV. Physical Dimensions

Main Body Diameter 20.4mm, Total Height 21.1mm, Standard 4-Series Universal Probe Specification; Shell Material 316 Stainless Steel

V. Certification, Lifespan and Warranty

Qualifications: ATEX, UL, CSA Explosion-proof Certification, RoHS Compliance

Warranty Period from Factory: 12 Months

Normal Lifespan: 18 - 24 Months

VI. Application Scenarios

Portable Four-Component Multi-Gas Detector, Fixed Flammable Gas Alarm, Mine Gas Monitoring, Petrochemical Factory, Sewage Well Underground Limited Space, Gas Leak Detection Equipment, Industrial Area Flammable and Explosive Gas Inspection Probe Replacement Part

Specifications: