Vaisala IRIS, User Manual

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Table of contents
1. About This Document ..................................................................................... 11
1.1 Version Information ............................................................................................ 11
1.2 Related documents .............................................................................................11
1.3 Documentation conventions .............................................................................12
2. IRIS Product Overview ...................................................................................13
3. Configuring IRIS Products ............................................................................16
3.1 Configuring Products ........................................................................................ 16
3.2 Product Configuration Menu .............................................................................17
3.2.1 Associating Products with Tasks ................................................................17
3.2.2 Configuring Map Projections ......................................................................19
3.2.3 Product Parameters ....................................................................................23
3.2.4 Display Parameters .....................................................................................27
3.3 BASE: Echo Base Product ................................................................................ 32
3.4 BEAM: Antenna Beam Pattern Product ......................................................... 34
3.5 CAPPI: Constant Altitude Plan Position Indicator .........................................36
3.6 FCAST: Forecast ................................................................................................ 37
3.7 HMAX: Height of Maximum Intensity Product .............................................. 40
3.8 LAYER: Layer Average .......................................................................................41
3.9 MAX: Maximum Data with Side Panels .......................................................... 43
3.9.1 Configuring MAX Products ........................................................................45
3.10 MLHGT: Melting Level Height .......................................................................... 47
3.10.1 MLHGT Algorithm .......................................................................................49
3.10.2 Configuring MLHGT Products ................................................................... 52
3.10.3 Using MLHGT Data Flow with Other Products ........................................54
3.11 PPI: Plan Position Indicator ..............................................................................55
3.12 RAIN1: Hourly Rain Accumulation ...................................................................56
3.12.1 Scheduling RAIN1 Products ....................................................................... 57
3.13 RAIN-N: N-Hour Rain Accumulation ...............................................................59
3.13.1 Scheduling RAIN-N Products ................................................................... 60
3.14 RAW: Raw Data ................................................................................................. 62
3.14.1 Configuring RAW products ....................................................................... 63
3.14.2 Recording RAW Data Automatically ........................................................63
3.15 RHI: Range Height Indicator ............................................................................64
3.15.1 RHI Cumulonimbus Example .................................................................... 66
3.15.2 Should I Use RHI or XSECT? ...................................................................... 67
3.16 RTI: Range Time Indicator ................................................................................68
3.17 SRI: Surface Rainfall Intensity ...........................................................................71
3.17.1 SRI Algorithm ...............................................................................................71
3.17.2 Input Reflectivity Profiles ...........................................................................73
3.17.3 Setting the Current Melting Level Without Restarting IRIS ...................75
3.17.4 Configuring SRI ........................................................................................... 77
3.17.5 SRI Profile Correction Example .................................................................79
3.17.6 Format of Terrain Map File ..........................................................................81
3.17.7 SRI References ............................................................................................ 82
3.18 STAT: IRIS System Status ................................................................................. 82
3.19 THICK: Echo Thickness Product ......................................................................84
3.20 TOPS: Echo Tops ............................................................................................... 86
3.21 TRACK: Track/Forecast .................................................................................... 88
3.22 VAD: Velocity Azimuth Display ....................................................................... 92
3.23 VIL: Vertically Integrated Liquid ......................................................................93
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