User's Manual
SATELLINE-4Pro
User Guide v0.93 DRAFT
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9.1.9 Restoring factory settings ........................................................................................... 46
9.1.10 Adjusting the contrast of the LCD-display .................................................................... 46
9.1.11 Saving modified values into the internal memory ......................................................... 47
9.2 Changing parameters using the SL-commands .................................. 47
9.2.1 Frequency ................................................................................................................ 48
9.2.2 Addressing ............................................................................................................... 49
9.2.3 Radio parameters ..................................................................................................... 49
9.2.4 Other functions ........................................................................................................ 50
10 REPEATER MODE AND ADDRESSING ................................................. 51
10.1 Repeater ............................................................................................... 51
10.2 Addressing ........................................................................................... 52
10.2.1 Connection between two points ................................................................................. 54
10.2.2 System of one base station and several substations ...................................................... 54
10.3 Using repeaters and addresses in the same system .......................... 55
10.3.1 System with several repeaters ..................................................................................... 55
10.3.2 Repeater chain using address pairs ............................................................................ 56
10.3.3 Repeater chain using dual addressing ......................................................................... 57
10.3.4 Redundant repeater chain ......................................................................................... 57
11 INSTALLATION ................................................................................... 58
11.1 Installation of a Radio Data Modem ................................................... 58
11.1.1 RS-232 Wiring ......................................................................................................... 58
11.1.2 Fuse ........................................................................................................................ 59
11.1.3 Power supply ............................................................................................................ 59
11.2 Antenna installation ............................................................................ 60
11.2.1 Mobile equipment .................................................................................................... 60
11.2.2 Base stations ............................................................................................................ 60
11.2.3 General antenna installation instructions ..................................................................... 60
12 DESIGNING SYSTEMS ......................................................................... 64
12.1 Factors affecting the quality and distance of the radio connection .... 64
12.2 Radio field strength ............................................................................. 65
13 CHECK LIST ......................................................................................... 66
14 ACCESSORIES ...................................................................................... 67
14.1 RS-232 cables and adapters ................................................................ 67
14.2 Power cable .......................................................................................... 67