Specifications

CO2 Analyzers 3100 & 3150
Instruction 19-9339 52
Event log Record of signifi cant events in the life of the ana-
lyzer. Used as an aid to monitoring the use of the
analyzer. It can also be used as a diagnostic tool
if there is a problem with the analyzer. The event
log can be viewed via the optional software. It
cannot be viewed on the analyzer screen.
Exhaust port The point at which the gas exits the analyzer. This
is located on the top of the analyzer. It is threaded
to take an M5 hose-barb to allow an exhaust tube
to be attached if required.
Exhaust tube Clear plastic tubing used to route gases from the
exhaust port.
Factory settings Default calibration settings preset at time of factory
calibration.
Firmware Firmware is the name given to the analyzer’s inter-
nal software. This can be programmed using the
re-fl ash command via the optional software. The
latest software release can be downloaded from
the Geotech website. It is also automatically up-
dated when the analyzer is returned for servicing.
General warnings Displayed throughout the documentation with a
warning symbol. Warning information may affect
the safety of users.
Inlet port Port located on the top of the analyzer to which the
inlet tube is attached.
LCD display Liquid Crystal Display. Fitted to the front panel of
the analyzer.
Main read screen The main analyzer screen for normal operations
and all operations are carried out from this screen.
Memory Tha analyzer memory should not be used as a
permanent storage medium and data collected
should be transferred using the optional PC
software.
Moisture removal tube Device used to remove water vapor from the
sample gas. This is located at the back of the
analyzer and should not be covered or partially
covered. This is not user serviceable and should
NOT be removed by the user.
O
2
Oxygen gas typically 20.9% in air, measured via
electro-chemical cell.
Over range codes Over range codes are errors above the maximum
allowed reading and will be displayed with more
than chevrons (>>.>).
PPM Parts per million
Predetermined Set up prior to use via the optional PC software.