Key facts
- Manuals
- 6
- Models
- 1
- Languages
- EN
- Last added
- 2023-10-18
Geotechnical Instruments models by category
Featured Geotechnical Instruments manuals

Geotechnical Instruments BIOGAS 5000 Gas Analyser Operating Manual
The BIOGAS 5000 is a portable gas analyser designed for measuring gases from landfill sites and other sources. It enables consistent data collection for improved analysis and accurate reporting while helping to check the digester process efficiency. The device complies with Part 15 of the FCC Rules and is certified for hazardous area classification II 2G Ex ib IIA T1 Gb.
Covers: Manual guidelines · Safety instructions · Instrument features · General operational instructions · Operator settings · Taking readings

OMGA5KN Operating Manual
This manual provides instructions for the Geotechnical Instruments GA5000 landfill gas analyser, designed to meet monitoring protocols for landfill and Brownfield sites in Europe and the United Kingdom. It details the instrument's features, including optional accessories like temperature probes, anemometers, and GPS, as well as its compliance with hazardous area classifications such as ATEX and IECEx.
Covers: Manual guidelines · Safety instructions · Introduction · The GA5000 gas analyser · General operational instructions · Calibration

Geotechnical Instruments G100 Range CO2 Analyser Operating Manual
This manual covers the operation of the G100, G110, and G150 CO2 analysers, including setup, calibration, data logging, and troubleshooting. It details optional accessories like temperature and humidity probes, oxygen sensors, and the Analyser Data Manager for PC integration. Safety warnings and error codes are included for proper use.
The document also covers service, warranty, and compliance with EMC and Low Voltage Directives, with technical specifications for each model’s measurement range and features.
Covers: Manual Guidelines · Introduction · Instrument Features · General Operational Instructions · Taking Readings · Calibration

Geotechnical Instruments G100 Range Operating Manual
This manual covers the operation of the G100, G110, and G150 CO2 analyzers, including setup, calibration, data logging, and troubleshooting. It details optional features like temperature and humidity probes, oxygen reading, and data management. The document includes safety guidelines, instrument components, and maintenance procedures for accurate and safe use in labs, medical, and industrial environments.
The manual also explains how to use the optional Analyser Data Manager for data export and event logging, and provides guidance on handling calibration gases and sensor stability. It includes a glossary and compliance declarations for EU standards.
Covers: Manual Guidelines · Introduction · Instrument Features · General Operational Instructions · Taking Readings · Calibration
Latest Geotechnical Instruments manuals
Geotechnical Instruments BIOGAS 5000 Gas Analyser Operating Manual
User Manual 112 pages · 3 MB · ENThis operating manual covers the safety, features, operation, calibration, and troubleshooting of the Geotechnical Instruments BIOGAS 5000 portable gas…
OMGA5KN Operating Manual
User Manual 126 pages · 3.6 MB · ENOperating manual for the Geotechnical Instruments GA5000 landfill gas analyser, covering safety, operation, calibration, and maintenance.
Geotechnical Instruments G100 Range CO2 Analyser Operating Manual
User Manual 48 pages · 1.4 MB · ENOperating manual for Geotechnical Instruments G100, G110, and G150 CO2 analysers with calibration, troubleshooting, and optional accessories.
Geotechnical Instruments G100 Range Operating Manual
User Manual 47 pages · 3.9 MB · ENOperating manual for Geotechnical Instruments G100, G110, and G150 CO2 analyzers with calibration, troubleshooting, and feature guides.
Geotechnical Instruments G200/G210 Analyser Operating Manual
User Manual 58 pages · 2 MB · ENOperating manual for the Geotechnical Instruments G200 and G210 analysers used for measuring N2O, O2, CO, and CO2 in medical applications.
Geotechnical Instruments GA2000/GA2000Plus Gas Analyser Operating Manual
User Manual 56 pages · 617 KB · ENOperating manual for the GA2000 and GA2000Plus Gas Analyser covering installation, operation, calibration, and maintenance in hazardous areas.
Which document do I need?
User Manual
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in Geotechnical Instruments manuals
What is the operating temperature range for the BIOGAS 5000?
The equipment is only certified for use in ambient temperatures in the range -10ºC to +50ºC.
From: Geotechnical Instruments BIOGAS 5000 Gas Analyser Operating Manual
Can the BIOGAS 5000 be used in atmospheres with high oxygen levels?
No, the equipment must not be used in an atmosphere of greater than 21% oxygen.
From: Geotechnical Instruments BIOGAS 5000 Gas Analyser Operating Manual
What is the purpose of the GA5000?
The GA5000 is designed for measuring gases from landfill sites and other sources.
From: OMGA5KN Operating Manual
Can the GA5000 be used in explosive atmospheres?
Yes, it is designed to be used in explosive atmospheres defined by the classification II 2G Ex ib IIA T1 Gb.
From: OMGA5KN Operating Manual
What are the CO2 measurement ranges for the G100, G110, and G150 models?
G100 measures 0-20% CO2, G110 measures 0-100% CO2, and G150 measures 0-10,000ppm CO2.
From: Geotechnical Instruments G100 Range CO2 Analyser Operating Manual
Can the G100 analyser measure oxygen?
Yes, with an optional internal oxygen cell, the instrument can display oxygen readings alongside CO2.
From: Geotechnical Instruments G100 Range CO2 Analyser Operating Manual
