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OMGEM5KN4.7.1
Gas channels
Gas velocity
General warnings
H
2
H
S
2
H
S filter
2
Hydro-carbons
In-line water filter
LCD display
LEL
m/s
3
m
/hr
Main Gas Read Screen
Material data sheet
MCERTS certification
Memory
Page 68 of 70
GEM5000 Gas Analyzer
The gases that are analyzed by the instrument.
The positional rate of change of the gas.
Measured using the optional anemometer.
Displayed throughout the documentation with a
warning symbol. Warning information may
affect the safety of operators.
Hydrogen
Hydrogen sulphide
Filter required for removal of H
When the filter material changes color to a light
gray color or if H
S values are displayed, then
2
the filter should be replaced.
Organic compound consisting of only hydrogen
and carbon.
The component used to help protect the
instrument from water ingress.
Liquid Crystal Display
Lower Explosive Limit.
Lower explosive limit of methane in air. 5%
methane in air is the point at which it becomes
explosive. 100% LEL equates to 5% methane.
Meters per second – measurement of gas
velocity.
Meters cubed per hour – volumetric flow rate
measurement.
The main analyzer screen for normal operations
and all operations are carried out from this
screen.
Document from which information about a
certain substance can be obtained.
MCERTS is the UK Environment Agency's
Monitoring Certification Scheme. The scheme
provides a framework within which
environmental measurements can be made in
accordance with the Agency's quality
requirements. The scheme covers a range of
monitoring, sampling and inspection activities.
Location where data and ID information is
stored. The analyzer memory should not be
used as a permanent storage medium. Stored
data should be regularly transferred using the
LSGAM download software.
S.
2
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