System Overview

Fly-By-Wire
Autopilots
Rudder Drive Hydraulics
Mini Gyro Compass
Depth Sounder
Log and Temperature
Wind Instruments

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Autopilot


3 years warranty
All prices include 19% German VAT


>> Rudder Drive Hydraulics
 

For general features see >> System Overview

Components
Flux Gate may be omitted when using a GPS. See >> GPS-Gyro-Compass feature below

hg3.jpg (5780 bytes)ruwi_5.jpg (5138 bytes) Fluxgate:hs8_s1.jpg (3825 bytes)
installation:  >> example a    >> example b 

#24 00 00 (w/o flux gate) €1'618.56
Web price €1'294.85

#25 00 00 €2'056.22
Web price €1'644.98

Standard package comprises Autopilot Display, Sonic Heading Gyro, Autopilot Computer, Rudder Angle Sensor, Bus cable and connectors. Without Fluxgate, a GPS is required. A Fluxgate, or a combined Fluxgate with Wind and GPS, are optional. A power connection cable and bus terminator is required once in a system (#500116, web price € 29.39).
Receive 20% reduction for Tecnautic orders over the web.  Send us an e-mail with boat details!


Autopilot Display
# 23 10 10
The Autopilot Display is used for Mode Selection of the Autopilot. The following modes are available:
Heading mode, Track mode
(a desired ground track can be selected), NAV mode, LAND mode and - in case of yachts - the Apparent and True Wind mode, including tack and jibe manoeuvres. 
The lower half of the analog LED-Display shows the rudder angle and the upper half has yellow and red LEDs for the Autopilot mode indication. The digital LCD displays actual and selected heading or track, apparent or true wind angle, cross track error and distance or course to next way point, depending on the Autopilot mode.
The NAV mode is used for en-route navigation: the Autopilot will smoothly track the programmed route (of a GPS or plotter) with an accuracy of 0.01NM (20m or 65ft).
The LAND mode can be used for narrow approaches in confined waters when an accurate GPS or plotter is available. LAND mode can be selected out of NAV mode and keeps the boat within 0.002NM (4m or 13ft) of the planned track. 
On sail boats, hands-off tacks and jibes can be executed with utmost precision and elegance in true and apparent wind mode. 
Autopilot Display: € 582.24   Web price € 465.80

hg3.jpg (5780 bytes)
Sonic
Heading Gyro
# 91 02 05

Heading Gyro and GPS-Gyro-Compass:

The Sonic Heading Gyro is the heart of the system. It is a light weight and maintenance free electronic Gyro Compass, manufactured by TECNAUTIC since 1992. It sends the ships heading to the cockpit displays and to the Autopilot with a precision of 0.1degrees. In addition, it transmits rate of turn with a precision of 0.05 degrees per second. Without delay and with zero hysteresis (no backlash). Rough seas and rapid motion will not cause an error of the Heading Gyro. The Sonic Heading Gyro is attached either to a display unit or to an electronic steering wheel. The gyro is slewed to magnetic north by a flux gate or by a GPS receiver. Together with a GPS, the gyro forms a GPS-Gyro-Compass on a moving boat. This feature is especially useful on large vessels, where a flux gate cannot work reliably.
Gyro: € 304.80    Web price € 243.84

hs8_o1.jpg (4120 bytes)
Flux Gate Compass
# 91 01 05

The Flux Gate Sensor
is an electronic version of the magnetic compass. It is used here to synchronize the Sonic Heading Gyro to magnetic north, to avoid long term drifting of the Gyro. Any short term heading fluctuation, which is normal for a Flux Gate Compass, will not be reflected on the Sonic Heading Gyro. The Flux Gate Sensor has automatic deviation compensation.
An existing NMEA Flux Gate Compass can be used instead of the HS8000, if desired. 
Two Flux Gate Units may be installed for redundant systems. 

Flux-Gate: € 437.66   Web price € 350.13
Option: AirmarŪ PB200

# 810300
Ultrasonic Wind Sensor
with Compass
Option:

The AirmarŪ PB200 Ultrasonic Wind Sensor has no moving parts and comes together with a built in GPS receiver, a Magnetic Heading-Sensor, an Inclinometer and an air pressure and temperature sensor, all in the same housing. Data are transmitted by the sensor in NMEA format and are shown on the Cockpit displays or - with the included "WeatherCaster" software - on a PC screen. 
The sensor suits the autopilot perfectly well, by substituting the standard Fluxgate with its built in compass and GPS, beside the Wind Sensing Function.

Sensor # 810300: € 1054.33    Web Price € 843.47
Mast Cable 15m: € 96.29    Web Price € 77.03



Autopilot Computer
(Drive Box)
#230100
The Autopilot Computer positions the rudder, so as to achieve the desired heading, track or wind angle of the boat, determined by the Autopilot Mode.
It makes use of an already installed Autopilot Rudder Drive or any new rudder drive.
It connects to the bus cable with RJ-45 connectors which can be installed with a simple crimp tool, if custom wiring is selected. Standard cables have connectors already installed.
The reversible rudder motor (12 or 24 Volts) and its current source (battery) are both connected to the Autopilot Computer. So is the electric By-Pass-Valve of a linear hydraulic actuator or the electric clutch of a mechanical actuator.
The same Autopilot Computer can drive a non reversing pump and associated switch over valves and the customer can select to either have the pump operating at constant speed, or be regulated between zero and maximum pump speed, to achieve a variable rudder speed.
Two Autopilot computers can be installed on the same data bus to drive two pumps, either alternating or parallel, in an augmentation mode, where the second pump starts only when a higher rudder speed is required. A second rudder sensor can be used by both computers, if installed. Such a redundant installation is common on commercial vessels. 
On larger vessels, where constant hydraulic pressure is normally available, the same Autopilot Computer can drive electric servo valves or proportional valves instead of the rudder motor. This is ideal for Servo Steering and Fly-By-Wire steering, since the rudder can instantly follow a fast wheel movement.
Drive Box: € 597.88   Web price € 478.30

ruwi_5.jpg (5138 bytes) Rudder Angle Sensor #230004. The shape of the sensor supports direct installation on the joint between linear actuator and rudder arm. Connects electrically to the Autopilot Computer.
Rudder Angle Sensor: € 133.64    Web price € 106.91

Option:
Sealed Rudder Angle Sensor
#230003 (instead of standard # 230004)
All metal design. Connecting rod and ball joints included.
€ 341.53    Web price € 273.23

Option: 
Fly-By-Wire 
Steering Wheel

cw3_2.gif (9777 bytes)
Steering Wheel
#231000 
€ 519.72
Web price € 415.78



Remote Version (with two throttle levers)

Electronic (FBW) Steering Wheel: choice of the professional navigator

Steering Wheel operating modes:
> Fly-By-Wire Mode: the steering wheel determines the rate of turn of the vessel (the wheel does not determine the rudder angle). When the wheel is in the centre detent, the heading is held. The rudder is moved automatically by the Autopilot Computer. This is the principal operating mode.
> Servo Mode: the rudder position is controlled by the wheel. The rudder follows the wheel movement, like in a mechanical steering system. This is a simple mode, which does not require a Gyro and a Flux Gate installed.
> Autopilot Mode: the heading is held or can be modified from any Heading Display or Autopilot Display in the system. The wheel is guarded.
> NAV Mode: a programmed course or route (as set in a GPS or plotter) will be intercepted and held.

Up to eight Fly-By-Wire steering wheels can be connected, up to 200 meters (660 feet) apart.
A
mobile (remote) Steering Wheel on a 6m / 20ft telephone cord is available as an alternative to the standard panel mounted unit.
Remote Version: #231005 € 687.75  Web price € 550.20
Remote Version with 1 throttle lever #230906 € 781.54 Web price € 625.23
Remote Version with 2 throttle levers #230907 € 851.87 Web price € 681.50

 
The autopilot must be completed with a pre installed or a new autopilot rudder drive. Either mechanical or hydraulic drives may be connected. TECNAUTIC can supply you various models of linear actuators and pumps (reversible and continuous running pumps) according our list from leading hydraulic manufacturers. But any other drive will work equally well.
 
The Autopilot will work fine even with a slow rudder drive (like 10 to 15 seconds from full port to full starboard), since there is no reaction time to be added from the Sonic Heading Gyro, unlike to an Autopilot with Flux Gate Sensor alone. But a faster rudder will always be preferable, since it would permit the Autopilot to make quick and large rudder deflections, if needed. 

 user manual     Cabling

Set Price  €
Part List Euro €

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