INFICON 2020ppbPRO Portable Photoionization Detector - Manual (Page 4)

iv ISP-074-576-P1D iv
Keys ........................................................................................... 43
Fixed Keys ........................................................................... 43
Soft Keys ............................................................................. 43
Beginning Operation .................................................................. 43
Turning the 2020ppbPRO On ............................................ 43
Operational Displays .......................................................... 43
Tube Life Time Display ...................................................... 45
Numeric Value, Duration, Time and Date Entry ............... 45
System Alerts and Alarms ................................................. 46
User Interface – Basic Menu ..................................................... 47
Operation Modes ....................................................................... 47
Logging Off Mode ............................................................... 47
Tag Mode ............................................................................. 47
Interval Mode ...................................................................... 48
Short-Term Exposure Limit (STEL) Mode ........................ 48
Time-Weighted Average (TWA) Mode .............................. 48
PEAK Mode ......................................................................... 49
Datalogger ................................................................................. 49
Interval Operation ............................................................... 49
Unit Setup Functions ................................................................. 51
Pump .................................................................................... 52
Backlight .............................................................................. 53
User Mode ........................................................................... 53
Date Format ......................................................................... 55
Language ............................................................................. 55
Units ..................................................................................... 55
Sample Collection Mode .................................................... 55
Response Factor Library ........................................................... 56
Response Factors and Memory Slots .............................. 57
Calibration Technical Description .............................................. 58
Calibrating the 2020ppbPRO ..................................................... 59
Calibration Introduction .............................................................. 59
Compressed Gases ............................................................ 60
Regulators for Compressed Gases .................................. 61
Calibration Gas ................................................................... 61
Calibration Using the Flow-Match Regulator ............................. 61
Connecting the Flow-Match Regulator to the Cylinder .. 61
Calibrating the 2020ppbPRO with the
Flow-Match Regulator ....................................................... 62
Calibration Using a Gas Bag ..................................................... 63
Preparing the Calibration Gas Bag and the
Zero Air Bag ........................................................................ 63
Calibrating the 2020ppbPRO with a Gas Bag .................. 64
Preparing for Field Operation .................................................... 65
Field Check List .................................................................. 65
Operational Check List ...................................................... 66
Connecting Accessories ........................................................... 67
Computer ................................................................................... 67
Pre-filter Tube Holder ................................................................ 69
Pre-filters and Sample Collection Tubes ................................... 70