Lowrance HELM-1 Drive Unit Network Speed User Manual

Lowrance HELM-1 Drive Unit Manual

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  • Lowrance HELM-1 Drive Unit | Network Speed User Manual - Page 1
    INTRODUCTION TO B&G NETWORK 2 INSTRUMENTS NAVIGATIONAL AIDS 2 AUTOPILOTS COMMUNICATIONS 2 INTRODUCTION TO NETWORK SPEED 3 NETWORK SPEED AND LOG UNITS 9 SPEED AND LOG CALIBRATION 10 1 - MANUAL CALIBRATION - SPD CAL 11 2 - MANUAL CALIBRATION - LOG CAL 12 3 - AUTOMATIC CALIBRATION - AUTO
  • Lowrance HELM-1 Drive Unit | Network Speed User Manual - Page 2
    navigational equipment. INSTRUMENTS Network SPEED Network DEPTH Network QUAD Network WIND Network TACK Network DATA NAVIGATIONAL AIDS Network GPS Network LORAN Network NAV Network CHART AUTOPILOTS Network PILOT COMMUNICATIONS Network VHF 2
  • Lowrance HELM-1 Drive Unit | Network Speed User Manual - Page 3
    INTRODUCTION TO NETWORK SPEED The Network SPEED unit measures and displays Speed, Log, Timer and Sea Temperature information on a large back-lit Liquid Crystal Display (LCD). The five keys allow selection of the displayed information and setting of the units mode, calibration factors and operating
  • Lowrance HELM-1 Drive Unit | Network Speed User Manual - Page 4
    EXAMPLES SYSTEMS USING NETWORK SPEED Only one Network SPEED unit should have a speed sensor connected to it and set to transducer mode. Up to three more Network SPEED units can be connected on to the system network, these must be set to repeater mode. See SELECTING THE DISPLAY MODE. When in repeater
  • Lowrance HELM-1 Drive Unit | Network Speed User Manual - Page 5
    SELECTING THE DISPLAY MODE The Network SPEED unit has three operating modes. The correct mode must be selected for your Network system to operate properly. trA Transducer mode, the unit uses and displays speed data from a speed sensor connected directly into the display unit. rEP Repeater mode, the
  • Lowrance HELM-1 Drive Unit | Network Speed User Manual - Page 6
    USING THE SPEED KEY Press the SPEED key to cycle through the following options: • SPEED KT • MX SP KT • AV SP KT Current boat speed in Knots KT, can also be displayed in MPH MH. Maximum boat speed since the last reset of the trip log. Average boat speed since the last reset of the trip log. 6
  • Lowrance HELM-1 Drive Unit | Network Speed User Manual - Page 7
    speed can be displayed in Knots KT or MPH MH. This setting also changes the log units to Nautical Miles or Statute Miles. Manual boat speed and log calibration Manual boat speed and log calibration Automatic boat speed and log calibration When in SETUP mode: • The SPEED key becomes the UP key
  • Lowrance HELM-1 Drive Unit | Network Speed User Manual - Page 8
    SETTING THE DISPLAY DAMPING Damping allows the response time of the displayed speed value to be slowed down if it is to jumpy in rough weather, or to speed it up when the conditions are calm. The damping works by averaging the values over a set time period; the longer the time period the smoother
  • Lowrance HELM-1 Drive Unit | Network Speed User Manual - Page 9
    SETTING THE SPEED AND LOG UNITS The Network SPEED can be set to display boat speed in Knots KT or MPH MH. If boat speed is in Knots then log is in Nautical Miles NM. If boat speed is in MPH then log is in Statute Miles M. Press SPEED key to display current boat speed. Press SETUP key twice. The
  • Lowrance HELM-1 Drive Unit | Network Speed User Manual - Page 10
    the boats hull characteristics. Three methods are available with the Network SPEED unit, two manual adjustments and one automatic: MANUAL CALIBRATION 1 SPEED The displayed boat speed value is corrected manually to read a known measured speed. 2 LOG CAL The units calibration figure (Hz/Knot) is
  • Lowrance HELM-1 Drive Unit | Network Speed User Manual - Page 11
    1 - MANUAL CALIBRATION - SPD CAL This procedure requires a reference boat speed with which to compare the Network SPEED units displayed boat speed. For example, another boat with
  • Lowrance HELM-1 Drive Unit | Network Speed User Manual - Page 12
    2 - MANUAL CALIBRATION - LOG CAL If the log or boat speed is in error by a known percentage then this method allows the calibration figure or LOG CAL
  • Lowrance HELM-1 Drive Unit | Network Speed User Manual - Page 13
    3 - AUTOMATIC CALIBRATION - AUTO CAL This procedure will automatically and accurately calibrate the boat speed and log and is the recommended method for most boats. NOTE: AUTO CAL can be aborted any time by pressing the SETUP key, then the SPEED key. • Select two markers that are easily
  • Lowrance HELM-1 Drive Unit | Network Speed User Manual - Page 14
    AUTOMATIC CALIBRATION PROCEDURE ABORTING AUTO CAL 14
  • Lowrance HELM-1 Drive Unit | Network Speed User Manual - Page 15
    USING THE LOG KEY Press the LOG key to cycle through the following options: • TRIP NM Trip Log, resetable log that can be displayed in Nautical Miles NM or Statute Miles M. This is determined by the selection of the displayed speed units (see SETTING THE SPEED AND LOG UNITS). It also resets the
  • Lowrance HELM-1 Drive Unit | Network Speed User Manual - Page 16
    RESETTING THE TRIP LOG The Trip Log is reset to zero and starts again as soon as the ENTER key is pressed. Press LOG key to display TRIP NM. Press SETUP key, Display flashes. Press ENTER key, the display zeros. Press LOG to display TRIP NM. RESETTING THE DEAD RECKONED DISTANCE The Dead
  • Lowrance HELM-1 Drive Unit | Network Speed User Manual - Page 17
    USING THE TIMER/TEMP KEY Press the TIMER/TEMP key to cycle through the following options: • TIMER There are three timers available: 1. 10 minute count-down 2. 5 minute count-down 3. Count-up starting from zero. All the timers count in one second intervals up to 99 hours, 59 minutes and 59 seconds
  • Lowrance HELM-1 Drive Unit | Network Speed User Manual - Page 18
    SETTING THE TIMERS AND LAP TIMER Press the TIMER key to display the timers. Press SETUP key, 1 10 minute 2 5 minute 3 Count-up The display will flash. Press ENTER key, the display is set to the selected starting value. The timer starts to count. Press TIMER key, the display stops flashing and
  • Lowrance HELM-1 Drive Unit | Network Speed User Manual - Page 19
    SETTING THE TEMPERATURE UNITS Press TEMP key until TEMP 0C is displayed. Press SETUP key once to display the current units. Press ENTER if the units are to be changed. The display will flash. Use ¿ or À keys to change the displayed units. Press ENTER key to memorise the new units. Press TEMP
  • Lowrance HELM-1 Drive Unit | Network Speed User Manual - Page 20
    CALIBRATING THE TEMPERATURE SENSOR Temperature calibration should only be carried out when the built-in seawater temperature sensor (part of the speed sensor) is considered to be inaccurate. The temperature of the water will have to be measured with an accurate temperature-sensing device; this value
  • Lowrance HELM-1 Drive Unit | Network Speed User Manual - Page 21
    USING THE LIGHTS KEY The Network SPEED Display unit has 3 levels of illumination and off, controlled by the LIGHTS key. The level selected is for the whole Network system. • LIGHTS 0 OFF • LIGHTS 3 High • LIGHTS 2 Medium • LIGHTS 1 Low The LIGHTS key also changes the illumination level of the key
  • Lowrance HELM-1 Drive Unit | Network Speed User Manual - Page 22
    NETWORK ALARMS The Network SPEED unit has an internal buzzer that will sound when an alarm condition is met on a Network unit that has alarm functions ie. Network DEPTH and Network QUAD for depth alarms and Network PILOT for Watch Alarm and Off Course alarms. The unit will also display which alarm
  • Lowrance HELM-1 Drive Unit | Network Speed User Manual - Page 23
    ERROR MESSAGES NETWORK PILOT FAULT DISPLAY UNIT INTERNAL ERRORS If Network PILOT should have a fault the autopilot computer unit will send a message to all other Network Display Units. The Network SPEED unit will the faulty unit. Return it with the error number to your dealer for servicing. 23
  • Lowrance HELM-1 Drive Unit | Network Speed User Manual - Page 24
    INSTALLATIONINSTALLATIONINSTALLATION 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
  • Lowrance HELM-1 Drive Unit | Network Speed User Manual - Page 25
    INSTALLATION DETAILS Front View of Unit 110.0mm Network SPEED 110.0m m SPEED LOG TIMER SETUP LIGHTS TEMP ENTER Mounting Bracket 82.0m m 8 2 .0 m m Side View of Unit 25.0m m 65.0m m Rear View of Unit Locking Stud Fixing Speed Sensor Connector Rubber Gasket fit around the mounting
  • Lowrance HELM-1 Drive Unit | Network Speed User Manual - Page 26
    SPECIFICATIONS PHYSICAL PARAMETERS Construction Window Display Dimensions Weight High impact ABS plastic Acrylic Back-lit Liquid Crystal Display: Large Digits: 28.6mm 1.12" Small Digits: 11.5mm 0.45" 110 x 110 x 25.4mm 4 x 4 x 1" Requires 65mm 2.6" depth behind bulkhead for display barrel 0.3 kg
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CONTENTS
SETTING THE TIMERS AND LAP TIMER
..............................................................
18
GENERAL INTRODUCTION TO B&G NETWORK
...................................................
2
SETTING THE TEMPERATURE UNITS
..................................................................
19
INSTRUMENTS
NAVIGATIONAL AIDS
..............................................................
2
AUTOPILOTS
COMMUNICATIONS
...................................................................
2
CALIBRATING THE TEMPERATURE SENSOR
....................................................
20
INTRODUCTION TO NETWORK SPEED
.................................................................
3
USING THE LIGHTS KEY
.........................................................................................
21
NETWORK SPEED DISPLAY UNIT
..........................................................................
3
NETWORK ALARMS
................................................................................................
22
EXAMPLES SYSTEMS USING NETWORK SPEED
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4
FAULT AND ERROR MESSAGES
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23
SELECTING THE DISPLAY MODE
...........................................................................
5
INSTALLATION
.....................................................
...................................................
24
USING THE SPEED KEY
...........................................................................................
6
SITING THE UNIT SITING THE UNIT SITING THE UNIT
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24
CALIBRATION AND OPERATING PARAMETERS
..................................................
7
MOUNTING THE UNIT
.............................................................................................
24
SETTING THE DISPLAY DAMPING
..........................................................................
8
INSTALLATION DETAILS
.......................................................................................
25
SETTING THE SPEED AND LOG UNITS
.................................................................
9
SPECIFICATIONS
....................................................................................................
26
SPEED AND LOG CALIBRATION
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10
1 - MANUAL CALIBRATION - SPD CAL
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11
2 - MANUAL CALIBRATION - LOG CAL
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12
3 - AUTOMATIC CALIBRATION - AUTO CAL
......................................................
13
AUTOMATIC CALIBRATION PROCEDURE
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14
USING THE LOG KEY
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15
RESETTING THE TRIP LOG
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16
RESETTING THE DEAD RECKONED DISTANCE
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16
USING THE TIMER/TEMP KEY
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17
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