Contents
1.0 Introduction.................................................................................................................................3
2.0 Specification................................................................................................................................4
2.1 Unit Overview..................................................................................................................4
2.2 Unit Dimensions..............................................................................................................4
2.3 Acoustic, Heading, Attitude & Temperature....................................................................5
2.4 Communications, Power & Physical...............................................................................5
3.0 Overview.....................................................................................................................................6
4.0 Installation .............................................................................................................................7
4.1 Location............................................................................................................................7
4.1.1 Acoustics (For Maximising Altitude Measurement Performance)........................7
4.1.2 Magnetic Disturbers (For Maximising Heading Performance).............................7
4.1.3 Alignment with Vehicle (For Maximising Pitch/Roll Accuracy)..........................8
4.1.4 Heat Sources (For Maximising Temperature Accuracy).......................................8
4.2 Mounting .........................................................................................................................9
4.3 Electrical Installation.....................................................................................................10
4.3.1 Connector Pin Out..............................................................................................10
4.3.2 Connector Mating...............................................................................................11
4.3.3 Connector Cleaning............................................................................................11
5.0 Software & Configuration.........................................................................................................12
ISA500 Page......................................................................................................................................17
6.0 Maintenance...............................................................................................................................26
7.0 Theory Of Operation..................................................................................................................27
7.1 Altitude - Basic Principles...............................................................................................27
7.2 The Sonar Equation........................................................................................................29
7.2.1 Source Level (SL)............................................................................................29
7.2.2 Transmission Loss (TL)....................................................................................30
7.2.3 Noise Level (NL)..............................................................................................30
7.2.4 Directional Index (DI)......................................................................................31
7.2.5 Detection Threshold (DT)................................................................................31
7.3 Heading, Pitch & Roll..................................................................................................32
7.4 Temperature..................................................................................................................32
8.0 Warranty....................................................................................................................................33
9.0 Technical Support .....................................................................................................................34
Every effort is made to ensure that information within this document is up to date. However, information within this
document is subject to change without notice, in-line with our commitment to continuous product development and
improvement.
