Instruction/ maintenance manual of the product Depth TH 52 Nexus 21
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- Transducer - Depth TH 52 Installation and Operation Manual English Installation and Operation Manual English.
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DEPTH TH52 CONTENTS: 1 Applications ................................................................................4 2 Tools and Materials Needed ...................................................... 4 3 Mounting Location ...........................
DEPTH TH52 INSTALLATION INSTRUCTIONS Thru-Hull Depth Transducer Low Profile, Flush, and Retractable Models IMPORTAN T: Please read these instructi ons completely before proceeding with the installation. These directions supersede any other instructions in your instrument manual if they differ.
DEPTH TH52 3 Mounting Location 3.1 Acoustic Noise Acoustic noise is alway s present and t hese sound w aves can interfere w ith the operation of the transducer. Background noise from sources such as: waves, fish, and other vessels cannot be controlled.
DEPTH TH52 3.3 Boat Types (see Figure 1) • Displacement hull pow erboat —Locate 1/3 aft LWL and 150–300mm (6–12") off the centerline on the side of the hull where the propeller is moving dow nward.
DEPTH TH52 4 Installation Cored fiberglass hul l—F ollow separate inst ructions on page 4. 4.1 Hole Drilling Warnin g: Always wear safety goggles and a dust mask. 1. Drill a 3 mm or 1/8" pilot hole from inside t he hull. If there is a rib, strut, or other hull irregularity near the selected mounting location, dr ill from the outside.
DEPTH TH52 4.2 Bedding Caution : Never pull, carry, or hold the transducer by its cable; this may sever internal connections. 1. Remove the hull nut and any w asher (see Figure 2).
DEPTH TH52 tighten only. Do not over tighten. Warnin g: Always attach the safety wire to prevent the insert from backing out in the unlikely event that the cap nut fails or is screwed on incorrectly. 6. Attach the safety w ire. Attach the sa fety wire to one ey e in the hull nut.
DEPTH TH52 5.3 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 m ust be reinforced to prevent it from crushing under the hull nut allowing the housing to become loose.
DEPTH TH52 6 CONNECTION TO INSTRUMENT/CONTACTS The depth transducer connects to t he FI-30 Server or directly. The transducer cable is clearly marked w i th No 2 and the colours w ill correspond to input screw terminal on the Server.
DEPTH TH52 9 TECHNICAL DATA Dimensions Transduc er: 51 x 86 mm (1 5/8” x 3 3/8”) Transducer cable: 8 m (9.9 ft + 26.2 ft) Power supply: 12V DC (10-16V) Power consumption: 0.2 W Depth range: 0.8 - 150 m (3 - 450 ft) at speed up to 30 knots. Accuracy: ± 0.
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DEPTH TH52 17 Copyright ©: Nexus Marine AB Kuskvägen 4, 191 62 Sollentuna, Sweden Tel: +46 -(0) 8 – 506 939 00. Fax: +46 -(0) 8 -506 939 01 www.n e xu sm ar i ne .
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