Lowrance HELM-1 Drive Unit Network Tack User Manual
Lowrance HELM-1 Drive Unit Manual
 |
View all Lowrance HELM-1 Drive Unit manuals
Add to My Manuals
Save this manual to your list of manuals |
Lowrance HELM-1 Drive Unit manual content summary:
- Lowrance HELM-1 Drive Unit | Network Tack User Manual - Page 1
CONTENTS CONTENTS 1 SPECIFICATION 12 GENERAL INTRODUCTION TO B&G NETWORK 3 ABBREVIATIONS AND DEFINITIONS 13 INTRODUCTION TO NETWORK TACK 4 THE WIND TRIANGLE 14 EXAMPLE SYSTEMS USING NETWORK TACK 5 USING THE ANALOGUE DIAL AND POINTER 7 USING THE AWA KEY 7 USING THE TWS KEY 7 USING - Lowrance HELM-1 Drive Unit | Network Tack User Manual - Page 2
navigational equipment. INSTRUMENTS NAVIGATIONAL AIDS Network SPEED Network DEPTH Network QUAD Network WIND Network TACK Network DATA Network GPS Network LORAN Network NAV Network CHART AUTOPILOTS COMMUNICATIONS Network PILOT Network VHF HB-0522-01 2 - Lowrance HELM-1 Drive Unit | Network Tack User Manual - Page 3
INTRODUCTION TO NETWORK TACK The Network TACK unit is a analogue Magnified Wind Angle repeater used for sailing on the wind or running, with a backlit Liquid Crystal Display (LCD) that can show other wind information selected by pressing one of the five keys. It has no sensor interfaces as all data - Lowrance HELM-1 Drive Unit | Network Tack User Manual - Page 4
EXAMPLES SYSTEMS USING NETWORK TACK Network QUAD, Network WIND and Network TACK units. Speed data being supplied from the Network QUAD unit for true wind and VMG functions. Network SPEED, Network DEPTH, Network WIND and Network TACK. Speed data being supplied from Network SPEED unit for true wind - Lowrance HELM-1 Drive Unit | Network Tack User Manual - Page 5
USING THE ANALOGUE DIAL AND POINTER The analogue pointer indicates magnified apparent wind angles up to 500 port or starboard when close hauled or running. EXAMPLE SAILING UPWIND EXAMPLE SAILING DOWNWIND Network WIND shows an AWA of about 30° to Port, relative to the bow. The LCD is showing an AWS - Lowrance HELM-1 Drive Unit | Network Tack User Manual - Page 6
USING THE AWA KEY Press the AWA key to display Apparent Wind Angle on the LCD. The LCD APP legend will be displayed. USING THE TWS KEY Press the TWS key to display True Wind Speed on the LCD. The LCD TRUE legend will be displayed. If boat speed data is not available the LCD digits will be blank and - Lowrance HELM-1 Drive Unit | Network Tack User Manual - Page 7
USING THE TWA KEY Press the TWA key to display True Wind Angle on the LCD. The LCD TRUE legend will be displayed. If boat speed data is not available the LCD digits will be blank and the TRUE legend will be displayed. USING THE VMG KEY Press the VMG key to display Velocity Made Good on the LCD. The - Lowrance HELM-1 Drive Unit | Network Tack User Manual - Page 8
USING VMG FOR BETTER PERFORMANCE VMG is an indication of how efficiently the yacht is sailing upwind or downwind. Maximising your VMG ensures you are following the fastest route upwind or downwind. As a basic rule when heading directly for a mark the boat speed should be maximised, when tacking or - Lowrance HELM-1 Drive Unit | Network Tack User Manual - Page 9
INSTALLATION The display heads are supplied with a clip-in mounting bracket which allows for easy installation, access from behind is not necessary to secure the unit in place. However to prevent theft and permanently fix the unit in position, locking studs and thumb nuts are supplied. SITING All - Lowrance HELM-1 Drive Unit | Network Tack User Manual - Page 10
INSTALLATION HB-0522-01 10 - Lowrance HELM-1 Drive Unit | Network Tack User Manual - Page 11
SPECIFICATION PHYSICAL PARAMETERS Construction Window Display Dimensions Weight High impact ABS plastic Acrylic Analogue dial and pointer Back-lit Liquid Crystal Display: Digits: 12mm 0.47" 110 x 110 x 25.4mm 4 x 4 x 1" Requires 65mm 2.6" depth behind bulkhead for display barrel 0.3 kg 0.66lbs - Lowrance HELM-1 Drive Unit | Network Tack User Manual - Page 12
ABBREVIATIONS AND DEFINITIONS AWA Apparent Wind Angle - The angle between the boat's bow and the wind blowing across the deck (at mast height). AWS Apparent Wind Speed - The wind speed across the deck (at mast height). TWA True Wind Angle - The wind angle between the boat's heading and the
-
1 -
2 -
3 -
4 -
5 -
6 -
7 -
8
-
9
-
10
-
11
-
12
 |
 |
HB-0522-01
1
CONTENTS
CONTENTS
..............................................................................
1
GENERAL INTRODUCTION TO B&G NETWORK
...............
3
INTRODUCTION TO NETWORK TACK
................................
4
EXAMPLE SYSTEMS USING NETWORK TACK
..................
5
USING THE ANALOGUE DIAL AND POINTER
....................
7
USING THE AWA KEY
...........................................................
7
USING THE TWS KEY
............................................................
7
USING THE TWA KEY
............................................................
8
USING THE VMG KEY
............................................................
8
USING THE LIGHTS KEY
.......................................................
9
INSTALLATION
10,11
SITING THE UNIT
10
MOUNTING THE UNIT
10
SPECIFICATION
12
ABBREVIATIONS AND DEFINITIONS
13
THE WIND TRIANGLE
14