AUTOHELM ST50 PLUS Operation And Installation Download Page 13

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Chapter 6: Calibration

The ST50 Plus

must be calibrated before it is used for navigational

purposes. Also, as it leaves the factory the instrument is

units in knots,

zero wind angle off set, and damping set at 4 seconds. These settings can be
adjusted as described in

following sections.

Summary of Contents for ST50 PLUS

Page 1: ...Distributed by Any reference to Raytheon or RTN in this manual should be interpreted as Raymarine The names Raytheon and RTN are owned by the Raytheon Company...

Page 2: ...I if i a i Autohelm WlND CLOSE HAULED WIG Operation and installation _ c Ir...

Page 3: ...d package 1 ST50 Plus Wtnd control head 2 Fixing studs 2 offI 3 Thumb nuts 2 oftI 4 Fitting template 5 Power cable 6 Masthead transducer 7 Control head cover 8 Junction box 9 Operation and Installatio...

Page 4: ...aUation 9 2 1 Connection to the Control Head 9 2 2 Masthead Transducer Installation 9 Chaptw3 FaultFindingandMaintenance 11 3 1 Fat Finding l l 3 2 Maintenance 12 chapwkoperation 13 4 1 True ApparentW...

Page 5: ...er or a dedicated repeater unit When used as a master the unit displays data received directly from the masthead transducer whereas repeater mode displays wind information already on the SeaTalk bus T...

Page 6: ...lmsman l Protected against physical damage l At least 230mm 9in from a compass l At least 500mm 2Oin from radio receiving equipment l Accessible from behind for ease of installation and cable running...

Page 7: ...for the cable boss 1 using a 50mm 2ir r diameter cutter 5 Screw the two fixing studs 2 into the control head 6 Pass the SeaTalk cable and transducer tails through the cableboss 1 clearance hole 7 Asse...

Page 8: ...aTalk connectors 3 pin on 15Omm 6in tails To supply power and information to the instrument simply plug the adjacent instrument tails into the ST50 Plus tails To transducer r a SeaTalk tails SeaTaik t...

Page 9: ...nstruments maximum Second connection 13 instruments maximum The second ringmain should be connected to the spare lead on the last instrument in the chain and directed back to the circuit breaker Conne...

Page 10: ...ult Finding and Maintenance 3 1 Fault Finding All Autohelm products are prior to packing and shipping subjected to comprehensive test and quality assurance programmes However if a fault arises with th...

Page 11: ...nd where necessary replace and resecure Advice For advice or further information regarding the installation of this product please contact the Autohelm product Support Department or your own National...

Page 12: ...rn to normal operation 8 seconds after the last key press Chapter 5 CODE Lock Security 5 1 Secubty Code The ST50 Plus range of instruments is equipped with a security code feature called CODE Lock to...

Page 13: ...t be calibrated before it is used for navigational purposes Also as it leaves the factory the instrument is setwith units in knots zero wind angle off set and damping set at 4 seconds These settings c...

Page 14: ...the windvane Alignment 1 Press and hold CAL for 2 seconds until CO is displayed by the LCD 2 Press to move the pointer to the correct wind angle WIND l Press once to move the pointer by 1 degree l Pr...

Page 15: ...o SO inactive l3ulkdEgle Damping r firen w L Apparent wind angle damping is identified by an upper case H and a number between 1 and 9 seconds Apparent Wind Speed Damping Apparent wind speed damping i...

Page 16: ...l lOOma illumination on Temperaiure range oto7odeg c PQparentwind speed Oto99knotsorme es sec Apparent wind angle calculations UIitS Damping Repeater capability Im Oto18Odegreesportorstarboard Truewin...

Page 17: ...rmationisavailableonthe SeaTaikbustheLCDprovidesacontinuousreadoutofVelociiMadeGood WAG 8 1 Package Set lheST5OPlusCloseHauled VMGpackagecomprisesofthefollowingitems 1 ST5OPlusCloseHa QVh4Gcontrolhead...

Page 18: ...ethe rigMhandbuttonisadummywithoutany on There are four ilhnination settings L3 0 jhtestI L2 Ll and LO off 8 3 lnstaMion and Maintenance Control head installation and maintenance procedures are identi...