CONTENTS 
About Service Parameters ...................................................................................................................................... 1 
DATEM overview .................................................................................................................................................. 3 
Transducer 1 Parameters ........................................................................................................................................ 7 
P020 Set DATEM 1 ........................................................................................................................................ 7 
P021 Set Dist 1 ................................................................................................................................................ 9 
P024 Num Pings 1 ......................................................................................................................................... 10 
Transducer 2 Parameters ...................................................................................................................................... 11 
P030 Set DATEM 2 ...................................................................................................................................... 11 
P031 Set Dist 2 .............................................................................................................................................. 11 
P034 Num Pings 2 ......................................................................................................................................... 11 
Echo Control ......................................................................................................................................................... 13 
P040 Fast Response. ...................................................................................................................................... 13 
P041 RingDown Loss ................................................................................................................................... 14 
P042 Display Resolution ............................................................................................................................... 14 
P043 Breakpoint ............................................................................................................................................ 14 
P044 Slope ..................................................................................................................................................... 15 
P045 Num Averages ..................................................................................................................................... 15 
P047 Outside Count ...................................................................................................................................... 15 
P048 Gate Lock ............................................................................................................................................. 16 
P049 Scale First ............................................................................................................................................. 16 
Draw / Inflow ........................................................................................................................................................ 17 
P150 Pump Inflow ......................................................................................................................................... 17 
P151 Pump 1 Initial Draw ............................................................................................................................. 17 
DATEM Flags....................................................................................................................................................... 19 
P064 Near Band............................................................................................................................................. 19 
P065 Near Jump ............................................................................................................................................ 19 
P067 Use First (Software Revisions prior to 3.6.0) ..................................................................................... 19 
P067 Choose Peak (Software Revisions from 3.6.0) ................................................................................... 20 
Best ......................................................................................................................................................... 20 
Largest .................................................................................................................................................... 20 
First ......................................................................................................................................................... 20 
P071 Update DATEM .................................................................................................................................. 20 
P078 Use Temp ............................................................................................................................................. 21 
P079 Use Gate ............................................................................................................................................... 21 
P080 Lost Lock.............................................................................................................................................. 21 
Ultra Sound ........................................................................................................................................................... 23 
P081 Near Loss.............................................................................................................................................. 23 
P082 Far Loss ................................................................................................................................................ 23 
P083 Loss Change ......................................................................................................................................... 23 
P084 Jump CutOff (Software Revisions from 3.6.0 to 6.3.7) ..................................................................... 24 
P084 Mid Loss (from software revisions 6.8.?) ........................................................................................... 24 
Loss Limit Values .................................................................................................................................. 24 
Debug Level .......................................................................................................................................................... 25 
P086 Ping Delay (From Software Revision 6.4.1)...................................................................................... 25 
P087 Fail Time 2 ........................................................................................................................................... 25 
P088 Hard Default ......................................................................................................................................... 25 
P099 System Type (From Software Revision 6.9.0) ................................................................................... 26