Table of contents
1 Introduction 5
2 Intended use 6
3 Safety instructions 8
3.1 Representation of hazards, cautions and notes 8
3.2 Personnel 8
3.3 Responsibility and guarantee 8
3.4 Service life 8
4 Specifications 9
4.1 Measurement parameters 9
4.2 Gas standards for flow and volume measurement 13
4.3 Power supply 14
4.4 Battery operation 14
4.5 Directives and approvals 15
4.6 Device labels and symbols 15
4.7 PC minimum requirements 16
5 Start-up 17
5.1 Individual parts in the packaging 17
5.2 Power supply 18
5.3 Mechanical connectors 18
5.4 Electrical interfaces 22
6 Operation 25
6.1 Switching the device on and off 25
6.2 The Start screen 25
6.3 Direct Access Controls (DAC) 25
6.4 User control gestures 26
6.5 Main menu 27
6.6 Settings 27
6.7 Numerical readings 29
6.8 Graphical readings 29
6.9 Software update 30
6.10 Applications 31
6.11 Gas type and standards 32
6.12 Filter 33
7 Calibration 34
7.1 Zero point 34
7.2 Oxygen (O
2
) calibration 35
8 MultiGasAnalyser OR-703 36
8.1 Description 36
8.2 Usage 36
8.3 Warning 36
8.4 Principle 37
8.5 Connection 37
8.6 LED signal 37
8.7 OR sensor calibration 38
8.8 Servicing and care 38
8.9 Technical specifications 39