Table of Contents
EVM Series User Manual
Calibrating Photo-Ionization Detector (PID) Sensor ...... 63
PID parts per million (ppm) zero calibration ............. 63
PID parts per billion (ppb) zero calibration ............... 63
PID Span Calibration ............................................... 64
Calibrating Relative Humidity and Temperature ........... 66
Calibration History ......................................................... 67
Verify Calibration and Drifting Analysis ......................... 68
Measuring and Viewing .................................................... 71
Overview of Running a Session ...................................... 71
Quick Help ..................................................................... 71
Measuring .......................................................................... 71
Understanding What Data is Stored .............................. 72
Summary Data ......................................................... 72
Logged Data/Time History ............................................. 72
Running and Stopping ................................................... 73
Measurement Screens and Navigation ........................... 74
Unit defined ................................................................... 74
About the Measurement Soft Keys ................................ 75
Particulate Measurement Screen .................................... 76
Impactors and Particulate Measuring ............................ 76
Extending Run-Time for PM Measurements ................. 76
Changing Particulate Measurements ............................ 77
Relative Humidity and Temperature Measurements ..... 78
Relative Humidity and Temperature Screen ................. 78
Gas Measurements ........................................................... 79
Gas Screen .................................................................... 79
Composite Measurement ................................................. 80
Composite Screens ....................................................... 80
Air Velocity Meaursurement Screen ............................... 81
Summary Data ................................................................... 82
Viewing Details in the Measurement Screen ................ 82
Trend Data ......................................................................... 83
Viewing trend data in the measurement screen ............ 83
Past Session...................................................................... 84
Summary Data Screen .................................................. 84
File System Menu ............................................................. 86
Deleting Sessions Individually ....................................... 86
Delete All Sessions ....................................................... 87
Memory Remaining and File Properties ........................ 88
Estimated Run Time ...................................................... 89
Detection Management Software .................................... 91
Environmental Monitor Communication ........................ 91
Downloading Data with the EVM ..................................... 93
EVM: Viewing Data ........................................................... 93
Selecting a session/study .............................................. 93
EVM Panel Layout View (PLV) Page ............................ 94
EVM Reports and Printing ................................................ 96
Customizing Reports ..................................................... 97
EVM Setup .................................................................... 98
Saving and Sending Configurations ......................... 98
General EVM Setup ....................................................... 99
EVM General Parameters Table .............................. 99
EVM and Logging Settings .......................................... 100
EVM Logging Parameters Table ............................ 101
EVM and Auto-Run Setting ......................................... 101
Timed-Run and Auto-Run Setting .......................... 102
Date and Auto-Run Setting .................................... 102
Day of Week and Auto-Run Setting ....................... 103
EVM and Security Settings .......................................... 104
EVM and Triggering Settings....................................... 104
EVM and Particulate Settings ...................................... 106
EVM and Particulates Setup .................................. 106
EVM Firmware Update ................................................ 107
Maintenance and Cleaning............................................. 109
Overview .......................................................................... 109
PID Sensor .................................................................. 109
Removing and Installing PID Sensor ........................... 110
Maintenance and Cleaning Overview of PID ............... 111
Cleaning PID Sensor ................................................... 111
Optical Engine: Maintenance and Cleaning ................ 113
Impactor Care .................................................................. 116
Impactors and When To Clean .................................... 117
Gravimetric Cassette and Filter Paper .......................... 117
Specifications .................................................................. 119
Particulate Sensor .......................................................... 119
Volatile Organic Compounds (VOCs) Gas
Detector (PID Sensor) ..................................................... 119
Carbon Dioxide Sensor .................................................. 120
Relative Humidity Sensor............................................... 120
Temperature Sensor ....................................................... 120
Toxic Gas Sensors .......................................................... 121
Air Velocity Accessory (Optional – Air Probe 10)........ 121
Displayed Data ................................................................ 121
Electrical Characteristics ............................................... 122
Environmental effects .................................................... 122
Physical characteristics ................................................. 122
Measurements units ....................................................... 122
Operating Modes ............................................................. 123
Time Constants ............................................................... 123
Special Functions ........................................................... 123
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