COBHAM SAILOR 600 VSAT Ka, Руководство по установке

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Heading input and position system
6-6 Chapter 6: Configuration 98-148248-A
Without heading input and not fixed heading (Gyro-free)
1. A box search pattern is started and the positions with reception of RF power are
checked for up to 10 seconds. If RX lock is detected for more than 20% of the time, the
antenna goes to Tracking.
Acquisition times
Figure 6-6: Acquisition, search pattern in gyro-free mode
Activity
Inclination
0°
Inclination
1°
Inclination
2°
Inclination
3°
Inclination
4°
Initial search 10 s 10 s 10 s 10 s 10 s
Scan box pattern 5 s 10 s 15 s 25 s 30 s
Validate result
(10 s per result) 10 - 30 s 10 - 30 s 10 - 30 s 10 - 30 s 10 - 30 s
Max. total time 25 - 45 s 30 - 50 s 35 - 55 s 45 - 65 s 50 - 70 s
Table 6-2: Acquisition time
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SAILOR600Ka-IM-98-148248.book Page 6 Monday, November 23, 2015 1:36 PM