Seiwa SW AP01 Manuel d'utilisateur

SW AP01 SYSTEM MANUAL

The action of the rate or counter-rudder during a turn is illustrated in Fig 1.3. Generally, when the rate component is increased, vessels hold a co

performance and the fact that it has been magnetically compensated. Alternatively, this autopilot may take its heading in digital form from a sh

1.2 THE SW AP01 SYSTEM The core of the SW AP01 system is built by connecting a Controller to a Junction Box. There is a choice between two vers

Figure 1.4 The SW AP01 SystemThe shape of the final system is determined by the optional attachments and many combinations

Junction Box. The drive system is robust and is designed to drive mechanical, hydraulic pump and solenoid controlled steering systems.AP01 Control

14CHAPTER 2 OPERATING INSTRUCTIONS2.1 THE CONTROL PANELThe display screen of the Controller (Fig 2.1) shows digital and text information about the cu

To switch on for the first time, press the STANDBY key. The system enters a set-up mode to ensure that the steering drive and rudder transducer have b

The mechanical limits of the helm are now stored in the autopilot so that the steering drive stops short of these in operation. The first prompt is:T

2.3 NORMAL OPERATIONPress the STANDBY key. The system does a self-test for a fewseconds and displays the version of software fitted to your autopil

With the system in STANDBY, steer the vessel to the desired heading and press PILOT. The autopilot will now lock onto that heading and maintain it

Your Seiwa AP01 autopilot system is engineered for accurate and reliable steering. But remember that it cannot keep a lookout.SAFE NAVIGATION IS ALWAY

2.4 AUTOPILOT OPTIONSWhen in PILOT, a sub-menu is available to select one of four additional operating modes. Press the pilot key once to display th

The autotack feature produces a delayed course change which is useful for single handed sailing. The tack angle is preset to 100 deg, but may be chan

If you are in PILOT, menu selection and scrolling is carried out by holding or pressing the PILOT key.MENU TIMEOUTFor most menu options, the system wi

The use of each menu item is described in the following pages.BACKLIGHT The backlight for the display can be set to 4 different brightness levels. Us

HEADING ADJUST The current fluxgate heading is displayed and compass mounting errors may be compensated using the arrow keys.AUTO This is one of two o

Then use the arrow keys to adjust the deviation up or down until the heading agrees with that of the ship's compass or other reference compass. T

HELMDAMPING The Helm Damping control compensates for inertia or overshoot in the steering drive, which may be present in mosthydrau

NMEA OUTPUT The NMEA heading output may be selected between HDG (magnetic) and HDT (true). Some version may also show a SIM option.

OVERLOAD The current drawn by the steering gear has exceeded the limits and the drive has been turned off. See Chap. 4 for further information.STALL

The Rate Factor compensates for turning inertia in the vessel and its choice is affected by both the displacement of

2THE SW AP01 SYSTEMThe ‘intelligent’ SW AP01 autopilot system, with automatic tuning, may use the SW AP01 Control Head in combination with a S81.01 J

CHAPTER 3 INSTALLATIONBefore proceeding with the installation, check the contents of the shipment to ensure that all components ordered are

3.1 JUNCTION BOXThe Junction Box should mounted on a vertical surface with the cable entry holes facing downwards. It should be protected from

Lay a 30 amp twin-core cable to the vessel's power bus, slipping a grommet over the cable where it enters the Junction Box and connecting the cab

To minimise the risk of radio interference, the Controller cable, like the others, must be kept well separated from antennas and antenna

Figure 3.5. Socket connections for S81.02 fluxgate.Steel VesselsSteel hulls distort the natural pattern of the earth's magnet

If no position is found giving less than 30 deg deviation, the services of a compass adjuster should be sought. 33The autopilot will not operate sati

34Figure 3.8. Rudder transducer connections.When carrying out the setup procedure (Sec 2.2) at a later stage, it may be necessary to adjust the zero

35The correct polarities are such that when the external NMEA system is transmitting, the wire that goes positive is connected to the + terminal of th

revolutions’ in the table apply to that shaft. Note that the tables are for a helm swing between 20 degree limits and are not the lock-to-lock rating

Figure 3.12. Connections to a mechanical steering drive motor.383.6.2. SOLENOID CONTROLLED HYDRAULICSThe motor-drive output of the Junction Box is sui

3QUICK START• Install and check the system as described in Chapter 3.• Press the STANDBY key to turn the system on.• Follow the on-screen instructions

the unlikely event of the failure of the pump. This valve isolates the system into two completely independent sources of steering power and, if requi

Installation Procedure 1. Install the pump according to the hydraulic connection instructions, mounting it close to the tubes connect

minutes to purge air through cylinder lines and help to clear the balance line of air. Under no circumstances allow the oil level to drop in t

stroke. (Use a ruler to set this position.) With the rudder dead centre and the piston rod at right angles to the quadrant, mark the position of the

correct time and adjust if necessary. To adjust, loosen the two screws on the pump body just enough to allow it to be rotated. Ro

CHAPTER 4 TROUBLE-SHOOTING4.1 GENERALIf no error messages are showing, but the performance of the autopilot is unsatisfactory

If a fluxgate is being used, the heading signals from the fluxgate are above or below the preset limits. The fault must last more than 12 seconds bef

Conditions which can cause the alarm to appear are if the transducer is off-centre by more than 10 deg. or the autopilot rudder limit has been set bey

CHAPTER 5 SYSTEM SPECIFICATIONSAUTOPILOTS81.01Supply Voltage Range (nominal) 12 to 14V dcMaximum Supply Voltage Range 10 to 16V dcSupply CurrentBasi

Steering DriveOutput for 12V supply 10V at rated loadOutput for 24V supply 22V at rated loadMax continuous current16 A 25 AMax current for 15 sec. 20A

SW AP01 SYSTEM MANUAL CONTENTS1. SYSTEM DESCRIPTION 1.1 Introduction to autopilots 1-1 1.1.1 The Reference Course

AUTOMATIC SENTENCE SELECTIONFor navigation inputs, the system looks for groups of sentences in this order:RMB APB APA BOD and XTEThe search stops

CHAPTER 6 MAINTENANCE AND WARRANTY6.1 MAINTENANCEThe only parts of the SW AP01 system requiring maintenance are the mechanical components of

6.3. WARRANTYSeiwa corporation Co. Ltd is committed to the principles of product support and customer satisfaction. It warrants its steering equipme

CONTENTS3. INSTALLATION Step-by-step Summary 3-1 3.1 Junction Box 3-2 3.2 Controller 3-4 3.3 Compass options 3-5

61CHAPTER 1 SYSTEM DESCRIPTION1.1 INTRODUCTION TO AUTOPILOTSThe main function of a marine autopilot is to hold the heading of a vessel on a referenc

Modern autopilots perform other functions as well and this introduction explains how these fit in with the basic function and how they provide a wider

degree off course. In large or slow vessels it would be more and in light, fast boats it may be less.Setting the rudder factor too high causes overste