R5 SUPREME AIS SystemINTERPRETATION OF OUTPUT SENTENCES7000 118-300, A3 Page 8510 INTERPRETATION OF OUTPUT SENTENCES10.1 Proprietary Output Sentences (PSTT)In addition to the standardized IEC sentences, the R5 SUPREME System is able to output theproprietary sentences listed below. All Saab TransponderTech Proprietary Sentences have talkerID “PSTT”.10.1.1 $PSTT,10A – UTC Date and TimeThis sentence provides UTC Date and Time, i.e. R5 SUPREME system time (based oninternal GNSS time). It is output approximately once every 10 seconds (± 1 s).$PSTT,10A,YYYYMMDD,HHMMSSField Format Name Comment1 10A Sentence Id 10A always2 YYYYMMDDDate Year, month and day in decimalnotation.(00000000 = Not available)3 HHMMSSTime Hour, minute and second indecimal notation.(999999 = Not available)Example: $PSTT,10A,20121028,135230*= Date October 28, 2012= Time 13:52:30 UTC10.1.2 $PSTT,10C – Data Link StatusThis sentence provides information about the traffic on the VHF data link. It is outputapproximately once every 60 seconds. Traffic load is calculated over the last frame (i.e. 60seconds). Number of units is derived from the internal user list and is generally the number ofreceived units within the last few minutes.$PSTT,10C,C,LLL,NNNNField Format Name Comment1 10C Sentence Id 10C always2 C Channel A = VDL Channel AB = VDL Channel B3 LLL Traffic Load Data link traffic load inprecent, 0-100.4 NNNN Number of Units Number of units occupying thedata link10.1.3 $PSTT,146 – System Operational Mode StatusThis sentence reports the system operational mode. This sentence is output on change,periodically every minute and on request using PSTT,101.$PSTT,146,x,x,x*hhField Format Name Comment1 146 Sentence Id 146 always2 X 1 W Mode 0 = Default1 = 1 Watt3 X System Mode 0 = Class A1 = Inland4 X Transmit mode 0 = Normal1 = Silent