Raymarine ST40 manual Fitting the instrument, SeaTalk connections

Page 25

16	ST40 Speed Instrument Owner’s Handbook

SeaTalk connections

CAUTION

When instruments are connected to SeaTalk, ensure that the power supply for the SeaTalk 12 V line is protected by a 5 A fuse or circuit breaker.

5 A circuit breaker

Red (+ve)

Uninsulated wire (screen) -ve

Power cable

SeaTalk bus

Note:

A 5 A fuse can be used in place of the circuit breaker, if preferred.

12 V dc supply (e.g. course computer

or battery)

SeaTalk bus

	SeaTalk interface
Typical SeaTalk connections	kit	D4821-2

Fitting the instrument

Fit your ST40 instrument as shown in the following illustrations.

Remove template from handbook (immediately after index), apply to required location
1and mark cutting centre.
ST40	Instrum
	Instrum
	ent
	Tem
	plate

TOP
Cut
shaded out
area	only
	only

Cutting centre

Cut
57 out
mhole
m		25
diam
	(2.
	eter	in)

D4759-1

Image 25

Contents Distributed by ST40 Speed Instrument Copyright Raymarine Limited EMC conformance Important informationHandbook information ST40 Speed Instrument Owner’s Handbook Contents Calibration Preface Speed transducer Supplied with bung not illustrated Parts suppliedOperation Operating proceduresIntroduction Normal Operation Adjust Backlighting Adjusting display backlighting and contrastST40 Speed Instrument Owner’s Handbook Maintenance Maintenance and Fault FindingServicing and safety Fault finding No speed or water temperature information Low batteryNo speed Information But water Temperature Information is Display blankAssistance Planning your installation InstallationEMC installation guidelines Suppression Ferrites Tools requiredConnections to Other Equipment Transducer Site requirementsHull material Transducer type Transducer siting Fitting transducer ProceduresInstrument Running transducer cable Connections to the instrumentStand-alone connections SeaTalk connections Fitting the instrumentCut hole Screw stud into instrument Desktop Mounting BracketCalibration requirement ST40 Speed Instrument Owner’s Handbook User calibration CalibrationEMC conformance User Calibration Dealer calibration Intermediate calibrationDealer Calibration Instrument Specification ST40 Speed Instrument Owner’s Handbook Cal factor GlossaryResponse ST40 Speed Instrument Owner’s Handbook EMC IndexST40 Speed Instrument Owner’s Handbook ST40 Instrument Template Page Warranty Limitations Limited Warranty CertificateUnited States of America UK, Europe, Middle East, Far East Factory Service Centers

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