MSA CONTENTS
ALTAIR 4 - Operating Manual 3
Contents
1 Instrument Safety .....................................................................................5
1.1 Correct Use .....................................................................................5
1.2 Safety and Precautionary Measures to be Adopted ........................6
1.3 Warranty..........................................................................................9
2 Description..............................................................................................10
2.1 Instrument Overview .....................................................................10
2.2 Device Hardware Interfaces ..........................................................11
2.3 Viewing Optional Displays.............................................................15
2.4 Sensor Missing Alarm ...................................................................19
2.5 Monitoring Toxic Gases.................................................................19
2.6 Monitoring the Oxygen Concentration ...........................................20
2.7 Monitoring Combustible Gases .....................................................21
3 Operation.................................................................................................22
3.1 Environmental Factors ..................................................................22
3.2 Turning ON the Instrument............................................................23
3.3 Measurement Mode (Normal Operation).......................................28
3.4 Instrument Setup ...........................................................................29
3.5 Data Logging.................................................................................34
3.6 Function Tests on the Instrument ..................................................35
3.7 Safe LED.......................................................................................35
3.8 Bump Test.....................................................................................35
3.9 Calibration .....................................................................................37
4 Maintenance............................................................................................41
4.1 Troubleshooting.............................................................................41
4.2 Live Maintenance Procedure - Replacing and Adding a Sensor ...42
4.3 Cleaning the Instrument ................................................................43
4.4 Storage..........................................................................................43
4.5 Shipment .......................................................................................43
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