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Table of Contents
Summary of Contents for Speedwatch Wireless Speed Computer
- Page 1 Wireless Speed Computer Instruction Manual ...
- Page 2 The SPEEDWATCH outperforms any GPS with regards to precise speed and distance measurement, allowing for minute changes in The SPEEDWATCH wireless speed computer is a highly performance to be registered and adjusted. The accurate means to measure speed through water of any SPEEDWATCH becomes an invaluable tool when sailing ...
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Page 3: Description Of Instruments
Description of Instruments IMPELLER TRANSMITTER DISPLAY Mounting plate 0.3 m cable LCD Fin Sensor for impeller Backlight button Threaded shaft Speed select button Transmitter body Threaded base Distance select button Battery cap Magnetized impeller Chronometer start button Spring snap for mounting plate Battery cover (four screws) ... -
Page 4: Description Of The Display Screen
Description of the Display Screen Automatic or manual chronometer, or countdown timer Chronometer display, hours: minutes’ seconds” Receiving transmission Speed display Speed increase or decrease Units of measure (knots, miles per hour, kilometres per hour, or meters per second Low battery indicator (for display) Trip or total distance Distance display Balanced, maximum, or average speed ... - Page 5 3. Starting up the Impeller Instrument The SPEEDWATCH impeller needs to be screwed on to either the white fin mount, the large black fin or rudder black fin mount. The impeller is magnetized Display and creates a magnetic pulse when rotating. This magnetic pulse is received by the transmitter and ...
- Page 6 Transmitter The SPEEDWATCH Transmitter requires a 9V battery to operate; this is included in your system. To install the battery, gently pull the cap exposing the battery compartment. Install the 9V battery and replace the battery cap. Be sure to press the cap back on fully to form the water tight seal. Failure to do this could ...
- Page 7 Press the SPEED button to confirm setting and advance. If the countdowntimer is changed, the SPEEDWATCH will enter the countdown mode upon To enter the programming mode, you must be in exiting the programming mode. either MANUAL chronometer mode with the timer ...
- Page 8 SPEED UNIT CALIBRATION OF SPEED SENSOR Press the CHRONO or DISTANCE buttons to select the The SPEEDWATCH can be programmed to accept a speed unit. This can be set to km/h (kilometres per different speed impeller, for example a “paddle‐ hour), m/s (meters per second), knots, or mph (miles wheel” style sensor. per hour). Press the SPEED button to confirm setting ...
- Page 9 DISTANCE button. countdown timer. Measuring Speed and Distance The SPEEDWATCH measures the actual speed through water, not speed over land as with a GPS. The small impeller is mounted under the boat or kayak and generates a magnetic field when rotating. This magnetic field is received by the transmitter through ...
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Page 10: Countdown Timer
All other buttons are disabled, except for the LIGHT button. Press the CHRONO button to pause the countdown. The timer will countdown, with a single beep at each minute. At one minute left, a double beep will sound each ten seconds. At ten seconds, the SPEEDWATCH will beep three times each second until 0:00. At 0:00 the signal will sound for two full seconds. When the countdown timer reaches 0:00, the SPEEDWATCH will enter the normal operating mode, ... - Page 11 Transmitter Display The SPEEDWATCH is the ultimate in flexibility in mounting. The impeller is mounted under the boat, with several options. The transmitter is mounted on the inside of the hull, with the pickup receiver within 30 centimeter of the impeller. The display can then be placed anywhere in the boat within 5 meter of the ...
- Page 12 Three mounting systems are included in the SPEEDWATCH kit; a removable fin mount, a large fin to be fixed on the keel back side and a rudder mount. The rudder mount has a black clip that rests on the edge of the rudder, the strips of adhesive are then ...
- Page 13 Impeller mounting options Rudder attachment: Small white fin mount: Large blade fin mount: Thoroughly clean the surface before mounting with adhesive, and wait 24 hours before submersion for best adhesion. ...
- Page 14 7. Calibration of the Speed Sensor This operation allows the SPEEDWATCH to be fine‐ tuned for exceptional accuracies. This is normally not needed. However the SPEEDWATCH can be calibrated Press and hold the SPEED and CHRONO buttons for to match an existing speed sensor to accurately three seconds to accept all settings and return to the measure speed. normal operating mode. Calibration is carried out from the programming ...
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Page 15: Transmitter Range
LCD, as Tests were made at the Bremen University (Germany) speeds. The magnetic impulses can go through any in hydraulic canals. Results clearly showed that the materials: fiberglass, carbon fiber, aramid fiber, wood, SPEEDWATCH is in the L.D.A. (Laser Doppler plastic, aluminium, stainless steel, etc... This is why Anemometry) accuracy range of 3 %. you do not need to pierce your hull. This very sensitive ... -
Page 16: Limited Warranty
9. Limited Warranty JDC ELECTRONIC SA extends a 12 months’ warranty over parts and labour for this instrument, effective from the date of purchase. JDC ELECTRONIC SA reserves the right to repair or replace any component which may have become faulty in the course of normal use. This repair or replacement shall be carried out at no charge to the customer (parts or labour). Transport costs however shall be borne by the customer. This warranty does not cover damages caused by an accident, abnormal or excessive use, or resulting from an unauthorised modification or repair. For international warranty support, please contact your dealer. Developed and manufactured by: JDC ELECTRONIC SA Rue des Uttins 40, 1400 Yverdon‐les‐Bains, Switzerland Phone: ++41 (24) 445 2121 Fax: ++41 (24) 445 2123 e‐mail: info@jdc.ch Internet: http://www.jdc.ch NTech USA PO Box 284, Holmen, WI 54636 Phone: 608.498.4021 Fax: 608.531.2608 e-mail: info@ntechusa.com Internet: www.ntechusa.com...
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