NSR Marine NGR-1000, User Manual

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NGR-1000/NGR-3000 USER MANUAL
NGR-1000/NGR-3000 UM.E 20190331-04
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Data sentence description
ACN: Equipment is operating normally, or for supervision of a connection between two units.
ALC: Cyclic alert list. The cyclic alert list transmission shall never stop. When all alerts are
in normal state the cyclic alert list is empty i.e. number of alert entries is 0.
ALF: Report an alert condition and the alert state of a device. An ALF message shall be
published for an alert each time the alert information in this sentence changes and on
alert request (see ALC
– Cyclic alert list).
GNS: Fix data for GPS, GLONASS.
GBS: Support Receiver Autonomous Integrity Monitoring (RAIM).
GGA: GPS position fixing condition (time of fix, latitude, longitude, receiving condition,
number of satellites used, DOP).
HBT: The sentence is transmitted at regular intervals specified in the corresponding equipment
standard. The repeat interval may be used by the receiving unit to set the time-out
value for the connection supervision.
RMC: Generic navigational information (UTC time, latitude, longitude, ground speed, true
course, day, month, year).
VTG: Actual track and ground speeds.
ZDA: UTC time (day, month, year).
DTM: Datum reference.