Furuno FAR-2805 Series Operator's Manual page 102

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Maximum range scale in use *1
*1 Edition 2 only, not used.
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*1
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Number of satellite in use, 00-12 *1
Status (0= data invalid,
1= GPS SPS mode,
2= DGPS SPS mode,
3= GPS PPS mode,
4= RTK,
UTC of position *1
5= Float RTK,
*1 Not used 6= Estimated mode,
7= Manual input mode,
8= Simulator mode)
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