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Race Master

12

To correct the Mean Wind Direction (MWD) by going head to wind.

For Wind Shift to work correctly, you must ensure that the tack angle is
captured using one of the methods described above.

1 Go to the Wind Shift (WND) page.
2 Take the boat head to wind.
3 Press and hold 

for 2 seconds, rotating lines are shown

4 Press and hold 

again for 1 second, the Mean Wind Direction

(MWD) popup is displayed.

If necessary, adjust the captured value using  

and 

.

Summary of Contents for Race Master

Page 1: ...Race Master User Guide ...

Page 2: ... the skippers responsibility to maintain a permanent watch and be aware of developing situations Any attempt to take a Micronet product apart will invalidate the warranty The battery may only be replaced by a person trained and approved for this purpose EMC Conformance All Tacktick equipment is designed to the best industry standards for use in the recreational marine environment The design and ma...

Page 3: ...sal 5 3 Racing Functions 6 3 1 Some Definitions and Terminology 6 3 2 Improving Race Performance with the Race Master 6 3 3 Before the Race 8 3 4 During the Race 10 4 Advanced Operation 11 5 Setup and Calibration 13 5 1 Setup and Calibration Organisation 13 5 2 Setup and calibration Operation 13 5 3 Editing Setup Data 14 5 4 Setup Parameter Descriptions 14 6 Calibration 17 7 Installation 18 8 Main...

Page 4: ...ditions current demand is so low and the supply so efficient that the solar powered display is self sufficient Integrated Heading Sensor The Race Master is a powerful racing compass with functions for Race Timer Wind Shift and Line Bias Bar Graph display Both screens of the Micronet Race Master incorporate a bar graph to permit analogue display of Wind Shift Speed Trim or Depth Remote control capa...

Page 5: ...op pane Bottom Pane There are three Functions The button scrolls through the Functions See sections 3 and 4 for operating details Race Timer TMR a countdown timer and elapsed time clock Wind Shift WND which displays wind shift information while sailing close hauled and the angle of the boat from the mean downwind direction while sailing downwind Line Bias LiNE for detecting the favoured end of the...

Page 6: ... charging is required and the Charge Rate Indicator will remain low If the display is to be stored for a long period before next use e g over winter ensure that the battery is fully charged before storage W Wa ar rn ni in ng g Artificial light WILL NOT recharge the battery Placing your Race Master close to an artificial light will seriously damage the display Only recharge in natural daylight Brig...

Page 7: ...ys the keys will function for one minute after which the keys will automatically relock 2 8 Audible Signals At stages during its operation your Race Master will beep to indicate moments of importance Power up The display will issue a single beep as it is switched on Button Press A single beep is issued each time a button is pressed A second beep is issued when a button has been held down for two s...

Page 8: ...ut find wind shifts more difficult to detect However the wind does tend to shift in regular patterns oscillating from one side of the Mean Wind Direction MWD to the other Every shift in the wind requires the boat to alter its heading in order to maintain a close hauled course A shift that allows the boat to change its heading closer to the Mean Wind Direction MWD is called a lift a shift that forc...

Page 9: ...acks and gybes is absolutely critical to winning races and Race Master shows you the wind shifts more clearly than ever before Racing and Start Line Bias If the starting line is laid at exactly right angles to the wind the distance sailed to the windward mark is the same wherever the boat starts on the start line If the start line is not laid at exactly ninety degrees to the wind there is a favour...

Page 10: ...ears The displayed value can be adjusted using and To capture the Line Perpendicular and the Line Bias Ensure that the Mean Wind Direction MWD has been captured see the section above Go to the Line Bias LiNE page Sail directly along the start line then press A pop up is displayed showing the Line Bias angle and the favoured end of the start line based on the captured Mean Wind Direction MWD When t...

Page 11: ...first gun press to start the countdown The timer will sound a single beep at the end of each minute During the last minute the timer will sound a beep every ten seconds During the final ten seconds the timer will beep every second START will be indicated by a triple beep At the end of the countdown the Wind Shift WND page is displayed The timer will count the elapsed time in the background until s...

Page 12: ...ther tack In this situation you can adjust the Mean Wind Direction MWD as follows 1 Sail close hauled on either tack 2 If on starboard tack press If on port tack press The new Mean Wind Direction MWD is captured 3 The Mean Wind Direction MWD pop up is displayed 4 If required the value can be adjusted using and Sailing Downwind Gybe to keep the bar graph low to sail on the headed tack The bar graph...

Page 13: ...p will be displayed The Tack Angle TAK can be adjusted using and To set the Mean Wind Direction MWD to a known value If you know the required Mean Wind Direction MWD you can set it at any time as follows you do not need to be sailing 1 Go to the Wind Shift WND page 2 Press and hold for 2 seconds rotating lines are shown 3 Press the Mean Wind Direction MWD pop up is displayed 4 Set the desired head...

Page 14: ...re that the tack angle is captured using one of the methods described above 1 Go to the Wind Shift WND page 2 Take the boat head to wind 3 Press and hold for 2 seconds rotating lines are shown 4 Press and hold again for 1 second the Mean Wind Direction MWD popup is displayed If necessary adjust the captured value using and ...

Page 15: ...le to enter setup mode while the Race Timer TMR or Wind Shift WND page is visible Scroll to the Line Bias Line page in order to enter setup From the Line Bias LiNE page press and hold the first chapter title page is displayed To change the active chapter Press repeatedly until the desired chapter title page is displayed At the end of the chapter cycle the display returns to the first chapter title...

Page 16: ... required Press again to set the new option A toggle between two alternative options for example the keylock parameter can be either ON or OFF To toggle between alternate parameter settings Press The setting will toggle between the options 5 4 Setup Parameter Descriptions In the descriptions below system default values are shown in bold text Compass Chapter Heading Response Sets the update period ...

Page 17: ... Transducer is positioned there is always the possibility of errors being introduced by the vessel and equipment To remove errors it is necessary to Swing the compass by turning the boat slowly until the system can optimize the readings Once the correction has been completed the deviation correction value will be displayed See page 17 for the calibration process On entry the top pane shows the max...

Page 18: ...down Factory Reset Returns all the calibration setting to the factory default values Pressing starts a three second countdown at the end of which all values are returned to their defaults The countdown can be stopped and reset cancelled by pressing again Health Chapter Status of the Race Master display The number of Micronet devices in the system is shown in the top pane The software version is sh...

Page 19: ...eping the speed below 4 knots and taking approximately 2 minutes to complete 360 degrees Keep turning the vessel until the display changes to show a value usually about 1 25 turns Note If the rate of turn of the vessel is too fast the display will show FAST TRN It is not necessary to abandon the turn at this stage but do lessen the rate of turn by reducing speed or widening the turning circle Pres...

Page 20: ...necessary to adjust the display contrast to optimise visibility see page 16 Select a mounting location that is as far as possible from magnetic objects that might interfere with the compass sensor Attach the Cradle to a suitable bracket or bulkhead using the bolts or screws supplied Take care to ensure the plane of the cradle is at right angles to the centreline of the vessel minor mis alignment m...

Page 21: ...ry icon on the display if this flashes the battery must be re charged Leave the unit in bright sunlight for 12 hours minimum to recharge the battery The backlighting turns itself off or will not turn on a The unit is in daylight The Race Master automatically turns off the backlight when daylight is detected to save battery power b The battery power is insufficient to operate backlighting Check the...

Page 22: ...y 7 nights at brightest backlighting 20 nights at economy backlighting without charge Units of display Boat Speed knots kilometres per hour statute miles per hour Distance nautical miles statute miles kilometres Depth metres feet fathoms Wind Speed knots metres per second Beaufort Weight 435g 1lb Operating Temp 10o to 60oC 14o to 140oF Frequency 868 MHz or 916 MHz Race Master 20 ...

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