DATASONICS PSA-916, Руководство пользователя, Страница: 6 / 26

DATASONICS
PSA-916 Sonar Altimeter March 1997
Table of Contents
Section 1. Overview ........................................................................................................... 1
Applications ......................................................................................................................... 2
Section 2. Specifications of Unit .................................................................................... 2-1
Section 3. Setup and Deployment..................................................................................... 1
Unpacking and Disassembly ............................................................................................... 1
Connection ........................................................................................................................... 2
Connector Pin-out ........................................................................................................... 2
RS-232 Output ................................................................................................................ 3
Error Output .................................................................................................................... 4
Analog Output ................................................................................................................. 4
External Key ................................................................................................................... 4
Configuration ....................................................................................................................... 5
Predeployment ..................................................................................................................... 5
Deployment ......................................................................................................................... 6
Maintenance ........................................................................................................................ 7
Section 4. Theory of Operation ..................................................................................... 4-1
Operating Principle ...........................................................................................................4-1
Board level description .....................................................................................................4-1
Power Supply ...............................................................................................................4-2
Transmitter ...................................................................................................................4-2
Receiver .......................................................................................................................4-2
Microcontroller ............................................................................................................4-3
Firmware Description .......................................................................................................4-3
Main Program ..............................................................................................................4-3
Averaging Algorithm ...................................................................................................4-4
Diagnostics .......................................................................................................................4-4
Analog output ..............................................................................................................4-4
Test Points ....................................................................................................................4-5
Error Message ..............................................................................................................4-5
Section 5. Packing List ................................................................................................... 5-1