Part 3. ST60 Transducers
Contents
1. Cablecore Instrument head circuit Description colour diagram reference Red 5V Transducer V supply Blue VRUD Transducer output Green OV Transducer OV return White Screen Transducer screen Green Blue White Red screen Transducer connections to ST60 Rudder instrument wait ST60 Instruments Service Manual 83142 1 9 Raytheon Part 3 ST60 Instruments Transducers Chapter 4 ST60 Wind rotavecta Disassembly reassembly o 1 Note A 2 3 Note A 4 5 Note A Unscrew the Allen grubsrew 1 sufficiently to allow the Rotavecta cups 2 to be pulled off the shaft If the screw is backed off too far the captive nut 3 can fall out 1 Allen grubscrew M3 Rotavecta cups Captive nut Rotavecta pod Pod O ring Rotavecta body Mounting pod screw M5 x2 Base plate Base plate locknut Cover plate Connecting cable Mounting pod cover plate Mounting pod 14 Grubscrew M5 wo co c uU 4 WwW PY PrPrP mB Ww Ne oO 11 D4046 2 Figure 4 Wind rotavecta exploded view 10 ST60 Instruments Service Manual 83142 1 Part 3 ST60 Instruments Transducers Raytheon Wind rotavecta spare parts list The item numbers refer to Figure 4 Wind rotavecta exploded view Item Spare Accessory Description Part No Comments Rotavecta transducer kit including D240 1 Allen grubscrew M3 D 2 Rotavecta cups 3 Captive nut M 32. 1 Connect 8V dc to the red core and OV to the screen 2 Connecta digital volt meter across the screen and the green core 3 Rotate vane head through 360 degrees and check that the meter reading oscillates sinusoidally The maximum reading must be between 6V and 5 5 V The minimum reading must be between 2V and 2 5V 4 Repeat section 3 with the meter connected across the blue core and screen The anemometer transducer can not easily be tested and a replacement pod should be fitted if suspected to be faulty ST60 Instruments Service Manual 83142 1 15 Raytheon Part 3 ST60 Instruments Transducers Windvane head PCB details Input Output signals referto Figure 7 Windvane head circuit diagram Cable core Transducer circuit Description colour diagram reference Red P1 8V supply Green P2 Sin output Blue P3 Cos output Black P4 OV supply P1 Vsupply O D1 C1 A BYV27 T P2 Vsine Q A 9 _ oP D2 SS94AI ZN BYV27 D3 C2 ZN BYV27 P3 Vcosine O o P D4 SS94AI P4 BYV27 0V O e e D4524 1 TITLE WIND VANE CIRCUIT DIAGRAM DRWG No 3015 036 B Figure 7 Windvane head circuit diagram PCB component layout IC1 O IC2 OOO Taken from Drawing No 4060 001 Issue A D4525 1 PCB component list 24010 PIN 04047 ANALOGUE POSITION SENSOR SS94A1 HONEYWELL IC1 IC2 02038 DIODE FAST R
3. Yellow ANN annemometer White SCREEN Transducer OV retum Blue Green Yellow Red White screen Windvane connections to ST60 Wind instrument T 18 ST60 Instruments Service Manual 83142 1
4. 1 ST60 Speed transducer 1 Remove the snap ring 5 using a screwdriver to pry the end of the ring free 2 Slide the valve assembly upward out of the housing Note The vane retainer pin is a loose slip fit and may slide out when the assembly is removed from the housing 3 The insert assembly can be reinserted into the housing and used conventionally without the valve assembly 4 Toinstall a valve assembly insert it into the housing vane tongue pointing downward Install the snap ring 5 making certain that it locks into its groove in the housing wall ST60 Speed transducer spare parts list The item numbers refer to Figure 1 ST60 Speed transducer Item Spare Accessory Description Part No Comments Speed transducer service kit including D234 Paddlewheel shaft Paddlewheel O ring x2 O ring x2 Snap ring Valveassembly aU SW NN rn Insert assembly installation When reinstalling the insert assembly ensure O rings have been inspected and replaced if necesssary then lubricated and the key of the insert assembly locates with the keyway of the housing assembly Secure with cap nut hand tighten ST60 Instruments Service Manual 83142 1 3 Raytheon Part 3 ST60 Instruments Transducers ST60 Speed transducer connections Cablecore Instrument head circuit Description colour diagram reference Red 12V SPD Approximately 11 2V DC out Green SPD With transducer attached s
5. det UN tana gott usasep dut eae EM UME 17 Input Output signals ss i ess ia a eld paee a e lo e 17 PCB component layouts seisan RE latiteiene 17 PCB component list ee hee edie aeiia leo Le tea tu Deu ted 17 ST60 Windvane connections cuero ote ea Bi Onsale e a erase duced deo ue oan 18 ii ST60 Instruments Service Manual 83142 1 Part 3 ST60 Instruments Transducers Raytheon This page is intentionally left blank ST60 Instruments Service Manual 83142 1 1 Transducers Raytheon Part 3 ST60 Instruments Transducers Chapter 1 ST60 Speed transducer Insert top view coe Arrow indicates m front of boat Insert side view Pull ring cmt TITTLE TTT LTT 3 0 ring Key ______ 4 0 ring O rings should be free of abrasions knicks and cuts to ensure watertight entegrity 1 Paddlewheel shaft Flat area of blade faces front of boat 2 Paddlewheel Housing side view 5 Snap ring Keyway Vane housing 6 valve assembly Vane retainer pin 6 valve assembly Vane 6 valve assembly Spring i 6 valve assembly fe Y N Hull Arrow indicates front of boat D4518 1 Figure 1 ST60 Speed transducer Changing a paddlewheel For the following sequence refer to Figure 1 ST60 Speed transducer 1 Use the ne
6. linearisation procedure should always be carried out if the Fluxgate has been exchanged removed or moved from its original mounting position Disassembly reassembly Connector Wiring Detai Hot melt glue Cable tie 2 Seal 6 Fluxgate sub assembly 3 Pivot retaining screw x2 7 Body 4 Bracket 8 Body screw x4 5 Pivot sub assembly D4519 1 Figure 2 Fluxgate Compass exploded view 6 ST60 Instruments Service Manual 83142 1 Part 3 ST60 Instruments Transducers Raytheon Fluxgate Compass spare parts list The item numbers refer to Figure 2 Fluxgate Compass exploded view Item Spare Description Part No Comments Compass base kit including M096 3 Pivot retaining screw x2 D 4 Bracket E Fluxgate sub assembly including M022 5 Pivot sub assembly x2 6 Fluxgate sub assembly ST60 Fluxgate Compass transducer connections Cablecore Instrument head circuit Description colour diagram reference Red VREF Fluxgate 2 5V Yellow FGA SenseA Green FGB Sense B Blue FGDRV Fluxgate drive White Screen Fluxgate OV return Green Blue Yellow White Red screen Transducer connections to ST60 Compass instrument dud ST60 Instruments Service Manual 83142 1 7 Raytheon Part 3 ST60 Instruments Transducers Chapter 3 ST60 Rudder reference transducer Description The Rudder Refer
7. ECOVERY BYV27 100 M ULLARD D1 D2 D3 D4 3015 036 WINDVANE PCB Taken from Drawing No 4060 001 Issue A D45261 16 ST60 Instruments Service Manual 83142 1 Part 3 ST60 Instruments Transducers Raytheon Anemometer head PCB details Input Output signals refer to Figure 8 Anemometer head circuit diagram Cable core Transducer circuit Description colour diagram reference Red P1 8V supply 0 Yellow P2 Anemometer output F Black P3 OV supply D1 B3 AX BYv27 ibi Anemometer O R1 0 P P1 Vsupply O ZS Bzvasi2 Z Byer OV O bd d D4527 1 TITLE ANEMOMETER CIRCUIT DIAGRAM DRWG No 3015 037 C Figure 8 Anemometer head circuit diagram PCB component layout O O lt O IC1 d A Taken from Drawing No 4060 002 Issue D D4528 1 PCB component list 24010 PIN 04046 ANALOGUE POSITION SENSOR SS41 HONEYWELL IC1 02038 DIODE FAST RECOVERY BYV27 100 M ULLARD D1 D2 02040 ZENER DIODE BZV85C12 Zl 01108 RESISTOR 1K5 10 0 125W R1 3015 037 PCB DETAIL Taken from Drawing No 4060 002 Issue D DPE ST60 Instruments Service Manual 83142 1 17 Raytheon Part 3 ST60 Instruments Transducers ST60 Windvane connections Cable Instrument head circuit Description colour core diagram reference Red 8V Vane supply Green SIN sin output Blue COS cos output
8. Part 3 ST60 Instruments Transducers Raytheon Part 3 ST60 Transducers Transducers ST60 Instruments Service Manual 83142 1 i Raytheon Part 3 ST60 Instruments Transducers Contents Chapter 1 ST60 Speed transducer 4 ee ee eee eee ee ee eee eee ee etta seen sete ea seta seen 2 Changme apaddlewbeel a u pets aco t a t pto a S 2 Changing the valve assembly oa chalice eatin 3 STOU Speed transducer spare parts list 1 23 59 asd ee equ hi Mer opa REPE Ud Qe ed 3 Insert assembly installation 5o aceto rion ite uit etd use D Letti oett ia 3 ST60 Speed transducer COHDOECBOS 2 eie e re ec eed deter etie 4 Chapter 2 ST60 Fluxgate compass transducer 4 ee ee ecce ee ee ee eee eerte seen seen 6 F nctonaltest oire tatty Seanad crac stedinie sam dant tato natu metae Sedo aur 6 Magnetic AE VIATION oa sieeteedena e erede iode bed bte tice satu tapes boite esie 6 Disassertbly reassermbly ui s a Cete toto ce ETA renda RSA 6 Fluxgate Compass spare parts list 20 0 0 cceesscecesececeeeeeceeeeeceeeeeceeeeeceeeeceeeeeeeeeees 7 ST60 Fluxgate Compass transducer connections eeeeeeeeeeeeeeeenen en 7 Chapter 3 ST60 Rudder reference transducer eeeseoessoessoccssecssocesocesoosesoesssecssocesocesoossoo 8 DIe nion a 5 ere ee EE Cd 8 Functional Test 245 i n epe peo te eta dio PE ean n a 8 Balljomt replacement ipae Diehl
9. R R6 9 106220R RESISTOR 1206 220R R3 910310R RESISTOR 1206 10R R5 91031K RESISTOR 1206 1K R2 R4 24010 B VERO SOLDER PIN 18 0223K P1 P2 06027 OPTO SWITCH IC 3015 074 ST30 WIND TRANS PCB Taken from Drawing No 4233 001 Issue C Date 08 11 93 boe ST60 Wind Rotavecta connections Cablecore Instrument head circuit Description colour diagram reference Red ROTA Rotavecta current constant Blue ROTA Rotavecta 0V Red Blue Wind rotavecta connections to ST60 Wind instrument sus 12 ST60 Instruments Service Manual 83142 1 Part 3 ST60 Instruments Transducers Raytheon This page is intentionally left blank ST60 Instruments Service Manual 83142 1 13 Transducers Raytheon Part 3 ST60 Instruments Transducers Chapter 5 ST60 Windvane transducer Disassembly reassembly The ST60 Masthead M ount 9 comes with fitted spades in the ST60 Wind System A22012 but as a spare the ST50 Masthead Mount Q024 may be supplied which is fitted wih a connector This connector is cut off the outer sheathing stripped and spades crimped onto the cable wires Use sleeves from replaced standard arm assembly Sleeves do not come as a spare Use sleeves from replaced standard arm assembly Sleeves do not come as a spare Note 7 A Unscrew the Grubscrew 2 sufficiently to allow the Windvane 1 to be pulled off the shaf
10. Rotavecta pod assembly including Q113 4 Rotavecta pod 5 Pod O ring Rail mounting kit including D316 7 Mounting pod screw M 5 x2 8 Base plate 9 Base plate locknut 10 Cover plate 11 Connecting cable 12 Mounting pod cover plate 13 Mounting pod 14 Grubscrew M5 Wind rotavecta PCB details Input Output signals refer to Figure 5 Wind Rotavecta circuit diagram Cablecorecolour Transducer circuit diagram reference Description Red P1 Current source Blue P2 0V D1 P1 O WIND1 iei aeee BAS19 oniga VV gt L TRI NBC817 Vi 1K TRE Slo VC 1804 Rie N BC868 TRE TR3 BC817 iz xe Sb S e P2 e WIND2 D4050 2 Title ROTAVECTA DRWG No b 233 006 A Figure 5 Wind Rotavecta circuit diagram ST60 Instruments Service Manual 83142 1 11 Raytheon Part 3 ST60 Instruments Transducers PCB component layout Taken from Drawing No 4233 001 Issue C Date 08 11 93 D4048 2 PCB component list 9501BC868 BC868 TR2 9500BC8 17 BC817 TRI TR3 9200BAS 19 DIODE SOT23 BAS DI 9 108VC 180400 TRANSIENT VOLTAGE SUPRESSOR VI 9 10656K RESISTOR 1206 56K RI 9 10647410R RESISTOR 1206 470
11. ence transducer M81105 contains a single turn 5k ohm plastic potentiometer to provide the autopilot with rudder position information When the unit is replaced correct installation is vital to achieve optimum steering performance Transducer arm movement is limited to 60 degrees Care must be taken to make sure that the arm is opposite the cable entry when the rudder is amidships Failure to do this could result in damage to the rudder reference transducer if the arm is driven onto its stops by the steering system Faulty rudder reference transducers should be replaced as a complete unit Functional Test Disconnect the rudder reference transducer from the autopilot and check for continuity Cable colour Arm position Resistance Green red Any position 5k ohm 5 Blue green Anti clockwise stop 1 66k ohm 10 Blue green Clockwise stop 3 3k ohm 10 Balljoint replacement 2 Ball joint cap Tiller arm Rudder reference transducer 1 Rudder mounted ball D4520 1 Figure 3 Balljoint kit exploded view The item numbers refer to Figure 3 Ball joint kit exploded view Item Spare Accessory Description Part No Comments Ball joint kit including D143 1 Rudder mounted ball 2 Ball joint cap x2 8 ST60 Instruments Service Manual 83142 1 Part 3 ST60 Instruments Transducers Raytheon ST60 Rudder reference transducer connections
12. pegada ee ea aes 8 ST60 Rudder reference transducer connections eeeeeeeeeeeeeeneen ene 9 Chapter 4 ST60 Wind rotavecta cere eee ee eerte e eerte eese eo sete eos eaae s eaae sese Uee 10 Disasseimblyreassermbly trace ipee eben ire gelten act oque dele dele ducas ead 10 Wind rotavecta spare parts lista vrs otc erii Pert n et ote dec Does bu ra Pes iuto sedts 10 M ndrotavectr PC B detalls5s Lato sete Hp boe abt iietet endis tamer able ae iba es 11 Input Output signals essei eren se syatendvaraceesndscusanveoednetebancseawaven 11 PCB component layout 5c oii perita o i E nace E ene 11 PCB COmpOne my SE utente mtd a ead ett eed 11 ST60 Wind Rotavecta connections s seseesseesssesseesseeesertssstesseessesseeesseessseessresseesset 12 Chapter 5 ST60 Windvane transducer Leere eee e eee ee eee eee eee eee ease etta seen aee 14 Disassembly reassembly zoe etel oet eoo iota oae f aed tete its fa e totae iode 14 Windvane standard arm spare parts lists eese 15 Long arm masthead transducer eise ot peche Qe pr ec tue 15 F nctional test e n99 15 Windvane head PCB details 5 520 notre pede hire ai pepe adea que odis 16 Input Output stgbal s octies o n edt p beet p deu co cade 16 PCB component layout y ee eq eu e a 16 PCB component list 2 2 iie eee to Glade 16 Anemometerhead PEB details ois ipsus d oed debi
13. pinning paddle w heel produces pulses approximately 11 2V DC in amplitude at 5 5Hz Knot Screen OV OV White TEMP With transducer attached voltage here is dependant on temperature Approximately 1 8v at 0 degrees C Brown OVANA OV Screen White Green Brown Red Transducer connections to ST60 Speed instrument iiid 4 ST60 Instruments Service Manual 83142 1 Part 3 ST60 Instruments Transducers Raytheon This page is intentionally left blank ST60 Instruments Service Manual 83142 1 5 Transducers Raytheon Part 3 ST60 Instruments Transducers Chapter 2 ST60 Fluxgate compass transducer Functional test Disconnect the Fluxgate from the Autopilot and check continuity as follows Cable colour Resistance Screen to blue 10 ohms Red to green lt 5 ohms Red to yellow lt 5 ohms Red to screen Open circuit Magnetic deviation The Fluxgate Compass requires careful siting if optimum Autopilot performance is to be acheived The SeaTalk electronics is able to correct the compass for most deviating magnetic fields present when the linearisation procedure is carried out Any further deviation introduced after linearisation will introduce an error between the Fluxgate and the ship s compass This can be removed by carrying out the linearisation again If the displayed deviation is greater than 15 degrees the Fluxgate should be resited Note The
14. t If the screw is backed off too far the nut 4 can fall out Windvane Grubscrew x2 Balance weight Nut M3 Upper windvane pod Masthead transducer arm assembly Lower anemometer pod Anemometer head ST60 Masthead mount O COO C Ui 4 UJ hJ Lr D4521 1 Figure 6 ST60 Windvane exploded view 14 ST60 Instruments Service Manual 83142 1 Part 3 ST60 Instruments Transducers Raytheon Windvane standard arm spare parts lists The item numbers refer to Figure 6 Windvane exploded view Item Spare Accessory Description Part No Comments Masthead transducer service kit including D139 1 Windvane 0 2 Grubscrew M 3 x2 E 3 Balance weight 4 Nut M3 8 Anemometer head 5 Upper windvane pod Q001 6 Masthead transducer arm assembly Q025 Standard arm 1 Lower anemometer pod Q002 9 Masthead mount assembly Q024 30 metres of cable May besupplied with a connector This connector is cut off sheathing stripped and spades crimped onto the cable wires Masthead tansducer D168 Mashead mount assembly not supplied Also available is the ST60 Wind Masthead Mount incorporating 50 metres of cable A28042 Long arm masthead transducer On the Long Arm Masthead Transducer Unit D225 the masthead arm carbon fibre assembly is not available as a spare Functional test The operation of the Masthead Mounted Windvane can be checked using the following procedure
15. w paddlewheel shaft from the spare parts kit to push out the old shaft 1 approximately 5mm 1 4inch 2 Graspthe end ofthe old shaft 1 with pliers and pull it straight out releasing the paddlewheel 2 2 ST60 Instruments Service Manual 83142 1 Part 3 ST60 Instruments Transducers Raytheon 3 Place the new paddlewheel 2 in the insert assembly cavity IMPORTANT The flat surface of the paddewheel blades must face the direction of the arrow on top of the insert assembly Cc When the insert assembly is installed in the housing the arrow on the top insert cap and the water exposed flat surface of the housing should both face the front of the vessel 4 Tap the new shaft 1 into place until it is flush with the housing being careful that the shaft enters the centre hole of the paddlewheel bearing Failure to align the bearing before inserting the shaft can result in bearing damage Changing the valve assembly The valve assembly should only be changed when the vessel is out of water The transducer incorporates a self sealing valve which minimizes the flow of water into the vessel should the insert assembly be removed When the insert assembly is removed the curved vane is activated is activated by both a spring and water pressure pushing the vane upward to seal the opening The valve assembly is held in place with a corrosion resistant snap ring Should the valve mechanism fail carry out the following refer to Figure
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