2 DF-745SG
Table of Contents
7.4.10
Graph Setup.........................................................................................53
7.4.11
GSF Scaler Editor ................................................................................54
7.4.12
Diagnostics Menu ................................................................................55
7.4.13
Power Up Default – Optional................................................................60
7.4.14
Date/Time............................................................................................61
7.4.15
Communications ..................................................................................62
7.4.16
Download System Data ........................................................................63
7.4.17
System Info..........................................................................................64
8
Sample Gas Preparation and Delivery ................................. 67
8.1 Introduction ..........................................................................................................67
8.2 Flow Rate Effects on Sensor Performance .............................................................67
8.3 Sample Gas Scale Factor.......................................................................................67
8.3.1
Background Gas Effects on Indicated Flow Rate ......................................67
8.4 Flammable Sample Gas ........................................................................................67
9
Service .................................................................................... 69
9.1 Return Material Authorization number .................................................................69
9.2 Maintenance.........................................................................................................69
9.2.1
Storage Conditions...................................................................................69
9.2.2
Moisture Cell Maintenance......................................................................69
9.3 Troubleshooting the DF–745SG NanoTrace Analyzer...........................................69
9.4 Shipping...............................................................................................................69
9.5 Replaceable Parts List...........................................................................................70
10
Theory of Operation .............................................................. 71
10.1 The Moisture Measurement.................................................................................71
10.1.1
Moisture and the IR Spectrum..............................................................71
10.1.2
Absorption Spectroscopy......................................................................72
11
Safety...................................................................................... 73
11.1 General Warnings ...............................................................................................73
12
Warranty ................................................................................. 75
13
Index ....................................................................................... 77
14
Appendix A – User Menu Screens........................................ 79
15
Appendix B – Hydrogen Service Safety System ................. 83
15.1 Instrument...........................................................................................................83
15.2 Installation ..........................................................................................................83
15.3 Operation ............................................................................................................84
Содержание NanoTrace DF-745SG
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