Specs at a glance
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Measured variables
CO
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Device version
Cross-duct version
Measuring probe version -
Measuring range
CO: 0 ... 500 ppm / 0 ... 20,000 ppm
Depending on active measuring distance and gas temperature
Field of application
The GM901 gas analyzer is available as a cross-duct or probe type. As a result, it is suited to a broad range of applications – even for difficult measuring tasks such as high dust loads, overpressure, critical flow profiles, or high measuring gas concentrations.
For optimization of combustion processes
CO monitoring in coal mills
Process monitoring in the food industry
Device properties:
Representative measurement along the duct diameter
Operation via control unit
Short response times
Verifiable with gas-filled cell; gas-testable probe with test gas
Benefits
Nearly uncompromised measurement results thanks to direct in-situ measurement
Quick and easy installation and commissioning
Simple, user-friendly operation
Economical because it is low maintenance
Loading alternative products
Success stories
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Standard products
- Reliable, robust and low-maintenance
Technical excellence
Simplicity
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Specialized products
- Designed for demanding applications
Technical excellence
Simplicity
Variable
| FLEX selections | Technical excellence | Simplicity |
|---|---|---|
Fundamental selection Meet your basic measurement needs |
Technical excellence
|
Simplicity
|
Lean selection Handle your core processes easily |
Technical excellence
|
Simplicity
|
Extended selection Optimize your processes with innovative technologies |
Technical excellence
|
Simplicity
|
Xpert selection Master your most challenging applications |
Technical excellence
|
Simplicity
Variable |
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Operating Instruction (BA)
GM901-S
Carbon Monoxide Gas Analyzer, Cross-Duct Version
EN 01/01/2025Language:
English
Version:
01/01/2025
File size:
6.6 MB
File name:
8030726_AE00_OI_GM901-S_CD_en_V4-0_2019-06_EHS.pdf
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Operating Instruction (BA)
GM901-02
Gas Analyzer, Probe Version
The in-situ gas analyzer GM901-02 serves for continuous
measurement of gas concentrations in industrial plants.EN 01/05/2025Language:
English
Version:
01/05/2025
File size:
6.4 MB
File name:
8029921_AE00_OI_GM901_PR_en_V5-0_2025-05_EHS.pdf
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Operating Instruction (BA)
GM901
Carbon Monoxide Gas Analyzer, Cross-Duct Version
EN 01/01/2025Language:
English
Version:
01/01/2025
File size:
7.9 MB
File name:
8029924_1F7Y_OI_GM901_CD_en_V4-0_2022-06_EHS.pdf
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Short Instruction (KA)
Instrument Air Adapter for in-situ gas analyzers
Description of installation, commissioning and
maintenanceEN 01/01/2025Language:
English
Version:
01/01/2025
File size:
969.6 KB
File name:
8029821_AE00_KA_Instrument_Air_Adapter_en_V1-0_2024-05_EHS.pdf
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Ex Safety Instruction (XA)
Safety Information
for non-Ex analyzer devices
(multi-lingual, also in DE, BG, CS, DA, EL, ES, ET, FI, FR, HR, HU, IT,
LT, LV, NL, NO, PL, PT, RO, RU, SK, SL, SV)Language:
English
Version:
01/01/2025
File size:
2.4 MB
File name:
8030257_XA_Safety_Information_non-Ex_ml_V1-0_2016-06_WEB.pdf
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Special Documentation (SD)
GM35, GM700, GM901
Supplement for the Electrical Connections of Control Unit AWE
EN 01/02/2026Language:
English
Version:
01/02/2026
File size:
1.1 MB
File name:
8031741_AE00_SD_GM35_700_901_en_V1-0_2026-02_EHS.pdf
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Industry Solution (SO)
Solutions for gas-fired power plants
With our broad range of solutions Endress+Hauser has proven applicability in the entire power generation process, from gas flow to
combustion efficiency to emissions monitoring.Language:
English
Version:
01/01/2025
File size:
4.2 MB
File name:
8030417_SO_Power_en_V1-0_2025.01_EHS.pdf
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Industry Solution (SO)
Solutions for waste-to-energy plants
Endress+Hauser offers ideal automation and safety solutions for collection, sorting and recycling of waste.
Language:
English
Version:
01/01/2025
File size:
2.4 MB
File name:
8030416_SO_Waste_en_V1-0_2025.01_EHS.pdf
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Competence Brochure (CP)
Soluzioni per il monitoraggio delle emissioni
Soluzioni per il monitoraggio delle
emissioni
Ampio portfolio e vasta esperienzaLanguage:
Italian
Version:
27/05/2025
File size:
4.5 MB
File name:
CP01596C16IT01.25-00.pdf
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Competence Brochure (CP)
Lösungen zur Emissionsüberwachung
Breites Portfolio und langjährige
Erfahrung in Gasanalyse und
DurchflussmessungLanguage:
German
Version:
25/03/2026
File size:
4.8 MB
File name:
CP01596C_Loesungen zur Emissionsueberwachung_web.pdf
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