1007D Altimeter Operators Manual 974-72007001/1.0
<Registration no>/<rev> V
Table of contents
1 GENERALDESCRIPTION....................................................................................................................1
1.1 FEATURES................................................................................................................................................1
1.2 OPTIONS.................................................................................................................................................2
1.3 INTRODUCTION.........................................................................................................................................2
2 THEORYOFOPERATION...................................................................................................................5
2.1 OPERATINGMODE....................................................................................................................................8
2.2 RANGERESOLUTION..................................................................................................................................9
2.3 OVER‐RANGECONDITION.........................................................................................................................10
2.4 RECEIVERGAINADJUSTMENT....................................................................................................................11
2.5 AUTO‐GAINADJUSTMENT.......................................................................................................................11
3 INSTALLATION................................................................................................................................13
3.1 MOUNTINGPOSITION..............................................................................................................................13
3.2 ELECTRICALCONNECTION.........................................................................................................................14
3.3 SYSTEMCHECKOUT.................................................................................................................................16
3.4 DEPLOYMENT.........................................................................................................................................17
3.5 MAINTENANCE.......................................................................................................................................17
4 TELEMETRY....................................................................................................................................18
4.1 808MODEMESSAGES............................................................................................................................19
4.1.1 UplinkMessages.......................................................................................................................19
4.1.2 DownlinkMessages..................................................................................................................20
4.2 809MODEMESSAGES............................................................................................................................21
4.2.1 UplinkMessages.......................................................................................................................21
4.2.2 DownlinkMessages..................................................................................................................22
5 OPTIONS........................................................................................................................................32
5.1 HARDWAREHOLD‐OFF.............................................................................................................................32
5.2 EXTERNALSYNCHRONIZATION....................................................................................................................32
5.3 AUXILIARYSERIALOUTPUT........................................................................................................................33
5.4 ANALOGOUTPUT....................................................................................................................................33
5.5 ALTIMETERRECONFIGURATIONUTILITY........................................................................................................34
6 TIPSFORSUCCESSFULALTIMETRY..................................................................................................36
7 APPENDIX‐1007DALTIMETERALTITUDEDETECTIONALGORITHM.................................................38
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