Airmar DX900+ Owner's Manual & Installation Instructions

Manual is about: Electromagnetic Multilog Sensor

Summary of DX900+

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    Record the information found on the cable tag for future reference. Part no.__________date__________frequency______________ 17-626-01-rev.02 09/12/17 owner’s guide & installation instructions electromagnetic multilog sensor smart ™ sensor model dx900+.

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    Copyright © 2017 airmar technology corp. All rights reserved. All rights reserved. Except as expressly provided herein, no part of this manual may be reproduced, copied, transmitted, disseminated, downloaded, or stored in any storage medium, for any purpose without prior written consent of airmar. A...

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    Table of contents introduction......................................................................................4 functions & outputs........................................................................4 features & options..........................................................................

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    4 introduction thank you for purchasing airmar’s electromagnetic multilog sensor. The dx900+ is the industry’s first bluetooth ® -enabled, multi-functional unit. It is actually several sensors in a single housing. And it is the only sensor that truly measures leeway instantaneously—not derived from ...

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    5 about the cast™ app download the cast app by airmar to view, analyze, and share sensor data and evaluate your sailing performance. Simply install the cast app on your ios or android device to view available nmea data over a bluetooth ® or network connection. Create custom gauges and page views to ...

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    6 applications • high-speed racing sailboats • not recommended for boats designed to pull air under the hull. • plastic housing recommended for fiberglass or metal hull only. Never install a plastic housing in a wood hull, since swelling of the wood can possibly fracture the plastic. • stainless ste...

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    7 follow the precautions below for optimal product performance and to reduce the risk of property damage, personal injury, and/or death. Warning: always wear safety glasses, a dust mask, and ear protection when installing. Warning: the yellow o-ring must be in place near the top of the insert to mak...

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    8 warning: a safe installation requires a 0.5 amp fast-blow fuse or circuit breaker. Warning: the power supply voltage must be 9 - 16 vdc. Caution: the sensor is not compatible with a bronze housing, because bronze may cause interference resulting in incorrect readings. Caution: never pull, carry, o...

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    9 choosing the mounting location caution: do not mount in line with or near water intake or discharge openings, or behind strakes, fittings, or hull irregularities that will disturb the water flow. Caution: never mount the sensor directly ahead of a depth transducer, since turbulence generated by th...

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    10 boat types (figure 2) • fin keel sailboats—mount on or near the centerline and forward of the fin keel 300–600mm (1–2'). • full keel sailboats—locate amidships and away from the keel at the point of minimum deadrise. • displacement hull powerboats—locate amidships near the centerline. The starboa...

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    11 anti-fouling paint aquatic growth can accumulate rapidly on the sensor’s surface reducing performance within weeks. Surfaces exposed to salt water must be coated with anti- fouling paint. Use water-basedanti-fouling paint only. Never use ketone-based paint, since ketones can attack many plastics ...

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    12 installation hole drilling cored fiberglass hull—follow separate instructions on page 17 1. Drill a 3mm or 1/8" pilot hole from inside the hull. If there is a rib, strut or other hull irregularity near the selected mounting location, drill from the outside. 2. Using the appropriate size hole saw,...

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    13 stainless steel housing in a metal hull—a stainless steel housing must be isolated from a metal hull to prevent electrolytic corrosion. Slide the isolation bushing onto the housing (figure 5). Apply additional sealant to the surfaces of the bushing that will contact the hull, filling any cavities...

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    14 installing caution: the arrow on the flange of the housing must point forward toward the bow area. Caution: the bottom of the insert must be flush with the bottom of the housing for the sensor to work properly. Note that the four electrodes will protrude into the water. 1. The sensor must be alig...

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    15 3. From inside the hull, check to be sure the notch in the housing is pointing forward toward the bow area (figure 7). Slide the washer onto the housing (figure 4). Stainless steel housing in a metal hull—be sure the washer contacts the hull (figure 5). Do not tighten the hull nut with the washer...

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    16 6. The o-rings must be intact and well lubricated to make a watertight seal. After the marine sealant cures, inspect the o-rings, including the yellow o-ring, on the insert (replace if necessary) and lubricate them with the silicone lubricant supplied (figure 7). Also lubricate the bore of the ho...

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    17 installation in a cored fiberglass hull the core (wood or foam) must be cut and sealed carefully. The core must be protected from water seepage, and the hull must be reinforced to prevent it from crushing under the hull nut allowing the housing to become loose. Caution: completely seal the hull t...

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    18 cable routing & connecting caution: do not remove the waterproof connector(s) to ease cable routing. Caution: be careful not to tear the cable jacket(s) when passing it through bulkheads and other parts of the boat. Use grommets to prevent chafing. Caution: coil any excess cable(s) and secure it ...

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    19 installing the processor 1. Select a convenient, dry, mounting location for the water-resistant processor, a minimum of 1m (3') from other cables and electronic equipment (figure 10 or 11). 2. Route the devicenet/instrument cable from the processor location to the network backbone/instrument. Do ...

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    20 . Figure 10. Nmea 2000 cable layout (not to scale) copyright © 2017 airmar technology corp. Insert network backbone cable devicenet® cable screw (4) processor sensor cable figure 11. Nmea 0183 cable layout (not to scale) instrument copyright © 2017 airmar technology corp. Insert instrument cable ...

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    21 checking for leaks when the boat is placed in the water, immediately check around the sensor for leaks. Note that very small leaks may not be readily observed. Do not to leave the boat in the water for more than 3 hours before checking it again. If there is a small leak, there may be considerable...

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    22 servicing the insert caution: the electrodes on the insert’s face are easily damaged. Do not scratch, gouge, or sand them with coarse sandpaper. Cleaning the electrodes aquatic growth can accumulate rapidly on the four electrodes reducing performance within weeks. Clean the electrodes with fine g...

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    23 replacement sensor & parts the information needed to order a replacement airmar sensor is printed on the cable tag. Do not remove this tag. When ordering, specify the part number and date. For convenient reference, record this information on the bottom of page one. Lost, broken, or worn parts sho...

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    24 troubleshooting no speed reading • is the insert installed in the housing and connected to the instrument/ processor? • is the insert oriented with the arrow on the top pointing forward toward the bow area and the cable exiting toward the stern? If the insert cannot be seated in the housing with ...