Michell Instruments QMA401, User Manual

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QMA401 User’s Manual
iv 97450 Issue 2, March 2018
1 INTRODUCTION ................................................................................................1
1.1 General .............................................................................................................. 1
1.2 Theory of Operation ........................................................................................... 2
1.3 Sample Gas Path ................................................................................................ 2
1.4 Internal Sampling Options ................................................................................... 3
2 INSTALLATION ..................................................................................................6
2.1 Analyzer Storage Instructions .............................................................................. 6
2.2 Unpacking the Instrument ................................................................................... 6
2.3 Electrical Requirements ....................................................................................... 7
2.4 Rear Panel Connections ...................................................................................... 7
2.5 Pressure Safety .................................................................................................. 9
2.6 Connection of Gas Supplies ................................................................................. 9
3 OPERATION ....................................................................................................12
3.1 General Operational Information ........................................................................ 12
3.2 First Time Operation ......................................................................................... 12
3.2.1 Regulating Sensor Pressure.......................................................................... 13
3.2.2 Analyzer Setup ............................................................................................ 14
3.3 Menu Structure ................................................................................................ 15
3.4 Description of Measured Parameters .................................................................. 16
3.5 Main Screen .................................................................................................... 16
3.5.1 Large Display Mode ..................................................................................... 18
3.5.2 Full Screen Graph ........................................................................................ 18
3.6 Main Screen Sub Menus .................................................................................... 19
3.6.1 Warning Screen .......................................................................................... 19
3.6.2 Logging Screen .......................................................................................... 20
3.6.3 Alarm Screen .............................................................................................. 21
3.6.4 Field Calibration Screen ............................................................................... 22
3.6.5 Monitor Screen ........................................................................................... 26
3.7 Settings Menu ................................................................................................. 27
3.7.1 Measurement Screen ................................................................................... 28
3.7.2 Pressure Input ............................................................................................ 31
3.7.3 Outputs Screen ........................................................................................... 34
3.7.4 HMI Screen ................................................................................................ 35
3.7.5 Real Time Clock Screen ............................................................................... 36
3.7.6 Software Communications Screen................................................................. 37
3.7.7 Ethernet Screen .......................................................................................... 37
3.7.8 Field Calibration History ............................................................................... 37
3.7.9 About Screen .............................................................................................. 38
3.8 Sampling Guidelines ......................................................................................... 39
3.9 Measurement Cycle .......................................................................................... 42
3.10 Calibration Cycle ............................................................................................... 44
Contents
Safety .............................................................................................................................. viii
Warnings ................................................................................................................... viii
Electrical Safety ......................................................................................................... viii
Pressure Safety .......................................................................................................... viii
Hazardous Materials (WEEE, RoHS2 & REACH) ............................................................. viii
Calibration (Factory Validation) ......................................................................................ix
Repair and Maintenance ...............................................................................................ix
Abbreviations ...................................................................................................................... x