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NS 3100 DEP

TH

Reference

Manual

and 

Installation 

Manual

Summary of Contents for NS 3100 DEPTH

Page 1: ...NS 3100 DEPTH Reference Manual and Installation Manual ...

Page 2: ...cuit different from that to which the receiver is connected Consult the dealer or an experienced technician for help A shielded cable must be used when connecting a peripheral to the serial ports Important It is the owner s sole responsibility to install and use the instrument and transducer s in a manner that will not cause accidents personal injury or property damage The user of this product is ...

Page 3: ...cuit different from that to which the receiver is connected Consult the dealer or an experienced technician for help A shielded cable must be used when connecting a peripheral to the serial ports Important It is the owner s sole responsibility to install and use the instrument and transducer s in a manner that will not cause accidents personal injury or property damage The user of this product is ...

Page 4: ...et too shallow alarm 8 3 4 Anchor watch 8 3 5 Set keel offset 8 4 Systems of several instruments 9 4 1 NavBus 9 4 2 NMEA 9 5 NS3100 DEPTH hardware 10 5 1 What comes with your NS3100 DEPTH 10 5 2 Other parts required 10 5 3 Transducer 10 5 4 Accessories 10 6 Installation and setup 11 6 1 Installation 11 6 2 Set up 13 6 3 Resetting to factory defaults 13 Appendix A Specifications 14 Appendix B Troub...

Page 5: ...r When the pulse meets the bottom some of the pulse is reflected back up towards the boat and is received by the transducer The display unit analyses the reflections from each pulse It removes unwanted reflections from bubbles and other objects and calculates the depth by measuring the time between sending the pulse and receiving its echo Cleaning and maintenance Clean the display unit and any pla...

Page 6: ...n for two seconds or more Press one key another key means to push both keys together 2 1 Turn on and off 2 2 Basic operation Set backlight for screen and keys You can set the backlight to one of four brightness levels or off Press once to display the current backlight level press again to change the level The display The display normally shows depth If it displays dashes then it means that the dep...

Page 7: ...imulate on or off Reset memory Adjust backlight 4 levels or off Mute an alarm Change depth units meters feet or fathoms Set Keel Offset Set Too Shallow alarm Set Too Deep alarm Hold 2 sec Return to normal operation Return to normal operation Increase alarm depth Hold 2 sec Setup Set alarms Turn alarm on or off Turn power on Normal operation Decrease alarm depth ...

Page 8: ...om the transducer to the surface it will display the depth from the surface to the bottom of the water A negative keel offset displays depth as measured from a point below the transducer For example if you set the offset to minus the distance from the transducer to the bottom of the keel it will display the depth from the bottom of the keel to the bottom of the water 3 1 Set depth units The units ...

Page 9: ...f the alarm is turned on and the depth becomes equal to or less than the too shallow alarm depth To mute the alarm press To set the too shallow alarm 1 At the Too Deep Alarm screen hold for two seconds to display the Too Shallow Alarm screen 2 To change the alarm depth press or 3 To turn the alarm on or off press 4 Press 3 4 Anchor watch 3 5 Set keel offset Keel offset is described above The range...

Page 10: ...ally change in the other instruments in the same group If you change the backlight in an instrument in group 0 then no other vinstruments are affected If an alarm sounds mute it by pressing on any instrument which can display that alarm NMEA is an industry standard but is not as flexible as NavBus as it requires dedicated connections between instruments Depth data is output by the NS3100 DEPTH and...

Page 11: ...section 4 5 1 What comes with your NS3100 DEPTH The NS3100 DEPTH comes in several configurations Standalone configuration NS3100 DEPTH unit with protective cover Warranty card Mounting template This Installation and Operation manual In addition the standalone configuration usually requires a depth transducer see section 5 3 Kit configuration The NS3100 DEPTH is available in several kit configurati...

Page 12: ... template allows space around the unit for the protective cover 3 Remove the fixing nut from the back of the unit Insert the stud at the back of the unit through the mounting hole Hand tighten the fixing nut 6 1 Installation The choice location angle and installation of the transducers is the most critical part of the installation If they are not correct the unit can not perform at its designed po...

Page 13: ... wiring 1 Wire the display unit power data cable The unit requires 12 V DC power Fit a power switch and fuse to the power supply or power the unit from a fused auxiliary switch The fuse should be 1 A for up to five instruments If the external beepers and lights require more than 250 mA DC total fit a relay A single unit can be wired as shown below Power data cables Junction box Junction box Power ...

Page 14: ...splayed ii Press or to set the backlight group number iii Press 3 Set The depth units see section 3 1 The keel offset see section 3 5 Backlight group 3 Depth units m Keel offset 0 Depth alarms Off SIMULATE mode Off Backlight level 0 Backlight group 1 6 2 Set up 6 3 Resetting to factory defaults All settings may be reset to the manufacturer s default settings see below To reset to factory defaults ...

Page 15: ... 3 to 67 fa Typical accuracy 2 depends on type of depth transducer installation and water clarity Displays 0 0 to 19 9 20 up Adjustable keel offset 2 9 m 9 6 ft 1 6 fa Too deep and too shallow alarms run both at once to provide anchor watch facility Appendix A Specifications Interfaces NavBus connection to other Northstar instruments NMEA 0183 outputs DBT DPT PTTKD Standards compliance EMC complia...

Page 16: ...r erratic a Unit temporarily unable to detect bottom for example water too deep or too shallow water not clear boat reversing and transducer in turbulent water b Depth transducer cable unplugged or damaged c Depth transducer fouled or damaged Check for fouling damage or too thick a layer of paint over it d Depth transducer installed incorrectly or transducer does not have a smooth flow of clear wa...

Page 17: ...Notes ...

Page 18: ...30 Sudbury Road Acton MA 01720 USA www NorthstarNav com 978 897 6600 800 NAVIG R MN000447A ...

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