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NAVIKNOT
Multisensor Speed Log Series
Performance
| Ground Speed from Satellite (600 S, 600 SE, 600 SD) |
| Ground speed range |
-99 kn to +99 kn longtudinal |
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-99 kn to +99 kn transverse |
| Accuracy of ground speed |
±1% or 0.1 kn of true speed, whichever is greater |
| Heading |
0.5° RMS (static) |
| Rate of turn |
0.5° / min or better |
| Rate of turn follow-up speed |
± 25° / sec |
| Settling time |
4 min coast time |
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| Water Speed from Electromagnetic Sensors (350 E, 600 SE) |
| Water speed range |
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| sensor NF type 2829 |
-20 kn to +30 kn |
| sensor FNF III type 4874 |
-20 kn to +35 kn |
| sensor FNF II type 4120 |
-20 kn to +35 kn |
| sensor FNF I type 4040 |
-20 kn to +35 kn |
| sensor FNF I type 4726 |
-20 kn to +60 kn |
| Accuracy, relative to water flow at location of sensor |
±1% or 0.1 kn or true speed whichever is greater |
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| Water Speed from Doppler Transducers (450 D, 600 SD) |
| Water speed range |
-50 kn to +50 kn |
| Accuracy |
± 1% or 0.1 kn or true speed whichever is greater |
| 1 sigma error of speed displayed for a period of 5 minutes |
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| (under good hydrostatic conditions, pitch angles ‹ 5°) |
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