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Online Biogas Analysis System

Gasboard-3500

EX-proof Online Biogas Analysis System Gasboard-3500 is an online monitoring system with wall-mounted ex-proof enclosure, mainly used for continuous measuring CH4, CO2, O2, H2S in different biogas, landfill gas, biomethane gas applications. Modular sensor design enables easy maintenance. With flexible gas conditioning system, it could be used in tropical /cold regions. It consists of three parts: pretreatment unit, control unit and analysis unit. It can implement sampling, drainage and other operations automatically and achieve 24 hours unattended working conditions.

Segment: Process Gas Analyzer
Division: Biogas

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Features

EX-Proof design with CNEX certified（ExdⅡCT6 Gb）
Modular sensor design ensures simple maintenance
Independent sensor and signal processing for each gas component
Inbuilt air purging module to prolong H2S sensor lifetime
Thermostatic design for sensors to reduce temperature fluctuation influence
All parts contacting with sample gas are made of high corrosion resistant material
Auto diagnosis function to check sensor status quickly
Support up to 4 sampling channels

Specifications

Gas	CH4 CO2 O2 H2S
Technology	NDIR, ECD
Measure range	CH4:0~100%; CO2:0~50%; O2:0~25%; H2S:0~9999 ppm **Note: Measurement range can be defined as per request.
Resolution	CH4:0.01%; CO2:0.01%; O2:0.01%; H2S:1ppm
Accuracy	CH4， CO2 ≤ ± 2% FS; H2S，O2 ≤ ± 3% FS
Repeatability	±1%
Response Time(T90)	<15s (NDIR)
Warm-up	800s
Output	RS232 & 4-20mA
Power supply	110~230VAC 50/60Hz
Dimensions	H400 x W400 x D250 mm
Material	Cast aluminium, IP 65
Ex-Proof Grade	ExdllCT6
lnlet gas flow	0.7~1.2L/min
lnlet gas pressure	2-50kPa
Ambient temperature	0℃ to 50℃
Relative humidity	5~85%RH non-condensing
Ambient pressure	86~108 kPa

For more details, please feel free to contact our sales: sales@gasanalyzer.com.cn.