Gas Data GFM400 Series, Руководство пользователя

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Table of Contents
Helpful hints for using your new GFM400 Calibration – all models 19
Series Gas Analyser i Procedure 20
Introduction 1 Auto zero 21
Features 1 Technical Specifications 22
In the case 2 Velocity - Flow Conversion charts 23
Operation – GFM400 and GFM410 3 Understanding instruments for use in
Safe use of the GFM400 Series 3 flammable atmospheres 26
Safe practice 3 Hazardous areas classified by zones 26
Important safety related points 3 Different gas types. 26
Front panel controls 5 Design and construction of
Navigating the instrument screens – intrinsically safe instruments for use
GFM410 6 in flammable atmospheres. 27
Connections 7 Testing and certification 28
Gas measurement 7 Schiltknect Vane Anemometer 29
Connecting the gas pipe 7 Operating Instructions 29
Gas pressure measurement 8 Important notes 29
Gas velocity measurement 9 Response Time 30
Summary screen 10 Technical data – MiniAir 6 Micro 30
Auto Turn Off 10 Cleaning and maintenance 30
Operation – GFM430 11 General handling tips 30
Front panel controls 11 Warranty policy 33
Navigating the instrument screens – Conditions and exclusions 33
GFM430 12
Connections 13
Gas measurement 13
Connecting the gas pipe 13
Gas pressure measurement 14
Gas temperature measurement 15
Gas velocity measurement 15
Low Flow (borehole flow)
measurement 16
Auto Turn Off 16
Maintenance 17
Low Battery warning 17
Batteries 17
Changing the gas filter 18
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