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Table Of Contents
Table Of Contents ................................................................................................................................. 1
1 Introduction ........................................................................................................................................ 3
2 Safety Instructions .............................................................................................................................. 6
3 The sat-nms ACU-ODM .................................................................................................................... 7
4 Installation ......................................................................................................................................... 7
4.1 Mechanical installation ................................................................................................................. 8
4.2 Interfaces to the Antenna, Pin descriptions .................................................................................... 8
4.2.1 Connector Layout ................................................................................................................... 8
4.2.2 Pin descriptions ...................................................................................................................... 8
4.2.3 Power Supply Cabling ........................................................................................................... 18
4.3 Start-up ...................................................................................................................................... 18
4.3.1 Setting the IP Address .......................................................................................................... 18
4.3.2 Limit switches ...................................................................................................................... 20
4.3.3 Angle detectors .................................................................................................................... 20
4.3.4 Motors ................................................................................................................................. 20
4.3.5 Pointing/ Tracking ................................................................................................................ 20
4.3.6 Backup of ACU settings ....................................................................................................... 21
5 Operation ......................................................................................................................................... 22
5.1 The Web-based User Interface ................................................................................................... 23
5.2 Antenna Pointing ........................................................................................................................ 23
5.3 Target Memory .......................................................................................................................... 25
5.4 Tracking Parameters ................................................................................................................... 26
5.5 Test Page ................................................................................................................................... 29
5.6 Setup ......................................................................................................................................... 30
5.7 Handheld Terminal ..................................................................................................................... 35
6 Frontpanel operation ......................................................................................................................... 37
7 Remote Control ................................................................................................................................ 37
7.1 General command syntax ............................................................................................................ 38
7.2 The TCP/IP remote control interface ........................................................................................... 38
7.3 The RS232 remote control interface ............................................................................................ 39
7.4 Parameter list ............................................................................................................................. 39
7.5 One line read via TCP/IP ............................................................................................................ 47
8 Theory of Operation ......................................................................................................................... 49
8.1 Angle Measurement ................................................................................................................... 49
8.2 Pointing / Motor Control .............................................................................................................. 50
8.3 Steptrack .................................................................................................................................... 51
8.3.1 The sat-nms Steptrack Algorithm .......................................................................................... 51
8.3.2 ACU and Beacon Receiver ................................................................................................... 52
8.3.3 Smoothing ............................................................................................................................ 53
8.3.4 Steptrack Parameters ............................................................................................................ 53
8.4 Adaptive Tracking ...................................................................................................................... 55
8.4.1 The sat-nms Adaptive Tracking Algorithm ............................................................................. 55
8.4.2 The Tracking Memory .......................................................................................................... 57
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