ii
Taking Mass Concentration Measurements ...................................
32
Screen Regions ........................................................................ 33
Stats ......................................................................................... 34
Graphing ................................................................................... 36
Viewing Data ................................................................................... 38
Title Bar ........................................................................................... 39
CHAPTER 4 MAINTENANCE ......................................................... 41
Maintenance Schedule ................................................................... 41
Zeroing Instrument .......................................................................... 42
Cleaning the Inlet ............................................................................ 43
Cleaning 2.5 µm Calibration Impactor ............................................ 44
Replacing the Internal Filters .......................................................... 45
Storage Precautions ....................................................................... 49
CHAPTER 5 TROUBLESHOOTING ............................................... 51
APPENDIX A SPECIFICATIONS ................................................... 55
APPENDIX B DRX ADVANCED CALIBRATION .......................... 57
Option 1: Serial Gravimetric Calibration ......................................... 57
Step 1: PCF Calibration ............................................................ 57
Step 2: SCF Calibration ............................................................ 57
Option 2: Parallel Gravimetric Calibration ...................................... 58
APPENDIX C ZERO MODULE ...................................................... 61
INDEX ................................................................................................ 63