Biogas AS0 pages

Biogas AS

®

> Biogas Analyser System for
control of biogas plants

Standard system for the analysis of biogas quality

Why use the Biogas Analyser
System?

Unique sampling system for
on-line analysis

The Basic Process

•tLow maintenance costs

such as hydrogen sulfide, methane, carbon dioxide,

For example: To avoid poisoning of the chemical H2S

oxygen, dew point, gas temperature, humidity and

sensor at high H2S concentrations the gas is diluted

pressure. Multiple sensors can be added to the

with air.

system. The standard system is housed in a glass

The transmitter outputs are 4-20 mA current,

fibre reinforced weatherproof cabinet and is purged

corresponding to the measured ranges of the sensors.
A thermostat controlled cabinet heater ensures the
constant temperature inside the housing and prevents

D = 400 mm, either as a ‘black box’ or with a display

•tOn-line measurement

free operation during the lifetime of the installation.

The dimensions are: H = 800 mm, W = 600 mm,

of high H2S concentrations

Specific adaptations are made to ensure the trouble-

primarily to measure several components in biogas,

continuously.

•t apable of continuous measurement t
C

The DMT Biogas Analyser System has been developed

condensation at the sensor(s).

unit, showing the measured value (H2S, CH4, CO2, O2
temperature and dew point). The system has been
engineered for use in ATEX gas explosion zone 2.

Options
•t easurement of H2S, CH4, CO2, O2, t
M
dew point, temperature, pressure
• easured values on local t
M
display(s)