Gas Data GFM436

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9ENG8008 GFM436 User Manual

GFM436 Operation- 33

These latched readings can be stored in the instruments non-volatile FLASH memory by pressing the left soft key.

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Table of Contents2
Handheld Gas Analyser for Landfill6
Warnings7
Gfm4368
GFM436 General Information9
Introduction9
Features9
Spares List10
Safe Use of the GFM43612
Important Safety Related Points12
GFM436 Product Specification14
Introduction to the GFM436 Functions and Features14
GFM436 Instrument Specification16
Specialist Functionality18
Lower Explosive Limit18
Managing Hydrocarbons Using the Hexane Channel18
PID Compensation Factor Prediction19
Third Party Approvals20
ATEX, UKEX and Iecex20
In the Case21
Front Panel Control Layout23
GFM436 Connections24
Optional Extra Accessories25
GFM436 Operation27
Starting up27
Navigating the Screens28
Reading the Displays29
View Readings35
Clock Display37
Connecting the Gas Sample Pipe38
Gas Readings41
Gas Display41
Gas Display Two42
Pressure Readings44
Connecting the Gas Flow Pipe44
Taking a Static Pressure (SP) Measurement46
Gas Velocity Readings48
Gas Velocity Measurement with Optional Vane Anemometer48
Gas Temperature Readings50
Gas Temperature Measurement with Optional Temperature Probe50
DIP Meter Reading50
Storing Data52
Data Storage ID Structure53
Sample Point Setup57
Logging Setup61
Pump Time63
Period63
Total Logs64
Bat Save on64
Logging Display65
Logging Setup67
Store Menu67
User Calibration68
Auto Turn off75
GFM436 - Maintenance76
Appendix A - Velocity Flow Conversion Charts77
Appendix B - Understanding Instruments for Use in Flammable Atmospheres78
Hazardous Areas Classified by Zones78
Different Types of Gas78
Design and Construction of Intrinsically Safe Instruments for Use in Flammable Atmospheres79
Testing and Certification80
Appendix C - Vane Anemometer81
Operating Instructions81
Important Notes81
Streamline Measuring Head81
Response Time82
Response Time of Electronics82
Response Time of Vanes82
Technical Data - Miniair 6 Micro82
Cleaning and Maintenance82
General Handling Tips83
Vane Probes83
Cable, Extension Rod, Case84
Snap Head85
Checking/Factory Inspections85
Appendix D - Warranty Policy86
Conditions and Exclusions86
Disposal86
Appendix E - Declarations of Conformity87
EU Doc87
The Electromagnetic Compatibility Directive 2014/30/EU87
ATEX Directive 2014/34/EU88
Iecex88
Notified Body89
Additional Information89
Signature90
Doc90
The Electromagnetic Compatibility Regulations 201691
Equipment and Protective Systems Intended for Use in Potentially Explosive Atmospheres Regulations 201692
Notified Body92
Additional Information92
Signature93
Appendix F - ATEX, UKEX and Iecex Certificate95
Appendix G - Non-EX Safety Critical Information98
Appendix H - Three Letter Codes99

Gas Data GFM436 - Page 33

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