Raymarine DownVision CPT-70 Installation Instructions Manual

Raymarine DownVision CPT-70 Installation Instructions Manual

Thru-hull transducers
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Summary of Contents for Raymarine DownVision CPT-70

  • Page 3 Product handbooks The latest versions of all English and translated handbooks are available to download in PDF format from the website www.raymarine.com. Please check the website to ensure you have the latest handbooks.
  • Page 5: Table Of Contents

    7.1 Further information..........32 7.2 Multiple sonar operation ........32 7.3 Troubleshooting ........... 33 Chapter 8 Maintenance ........35 8.1 Routine checks ............ 36 8.2 Unit cleaning instructions ........36 Chapter 9 Technical support ......37 9.1 Raymarine customer support ........ 38...
  • Page 6 CPT-70 / CPT-80 / CPT-110 / CPT-120...
  • Page 7: Chapter 1 Important Information

    Do NOT connect or disconnect equipment with the power Raymarine does not warrant that this product is error-free or that switched on, unless instructed in this document. it is compatible with products manufactured by any person or entity other than Raymarine.
  • Page 8: Product Disposal

    Directive requires the recycling of waste electrical and electronic equipment. Whilst the WEEE Directive does not apply to some Raymarine products, we support its policy and ask you to be aware of how to dispose of this product. IMO and SOLAS...
  • Page 9: Chapter 2 Document And Product Information

    Chapter 2: Document and product information Chapter contents • 2.1 Document information on page 10 • 2.2 CHIRP Sonar overview on page 11 • 2.3 CHIRP DownVision overview on page 11 Document and product information...
  • Page 10: Document Information

    • troubleshoot problems and obtain technical support if required. This and other Raymarine product documents are available to download in PDF format from www.raymarine.com. DownVision thru-hull transducers...
  • Page 11: Chirp Sonar Overview

    2.2 CHIRP Sonar overview 2.3 CHIRP DownVision overview Sonar interprets signals from the transducer and builds up a DownVision interprets signals from the transducer and builds detailed underwater view. The transducer sends pulses of up a detailed underwater view. The transducer sends pulses of sound waves into the water and measures the time it takes for sound waves into the water and measures the time it takes for the sound wave to travel to the bottom and back.
  • Page 12 CPT-70 / CPT-80 / CPT-110 / CPT-120...
  • Page 13: Chapter 3 Planning The Installation

    Chapter 3: Planning the installation Chapter contents • 3.1 Installation checklist on page 14 • 3.2 Parts supplied on page 14 • 3.3 Required additional components on page 15 • 3.4 Compatible DownVision products on page 15 • 3.5 Tools required on page 16 •...
  • Page 14: Installation Checklist

    3.1 Installation checklist 3.2 Parts supplied Installation includes the following activities: The following parts are supplied with your product. Installation Task Plan your system. Obtain all required equipment and tools. Site all equipment. Route all cables. Drill cable and mounting holes. Make all connections into equipment.
  • Page 15: Required Additional Components

    3.3 Required additional components 3.4 Compatible DownVision products This product forms part of a system of electronics and requires the following additional components for full operation. The transducer can be connected directly to the following • Compatible DownVision Sonar Module or DownVision DownVision sonar modules and multifunction displays.
  • Page 16: Tools Required

    Raymarine accepts no liability for damage caused due to the use of unsuitable materials. CPT-70 / CPT-80 / CPT-110 / CPT-120...
  • Page 17: Location Requirements

    3.7 Location requirements The guidelines below should be followed when selecting a location for your transducer. For best performance the transducer should be installed in a location with the least turbulence and aeration. Important: Do NOT install the transducer in-line with trailer rollers, your vessel’s engine intake or discharge openings.
  • Page 18: Transducer Dimensions

    3.8 Transducer dimensions The transducer’s dimensions are shown below. CPT-70 and CPT-110 (Plastic) CPT-80 and CPT-120 (Bronze) CPT-70 / CPT-80 / CPT-110 / CPT-120...
  • Page 19: Chapter 4 Cables And Connections

    Chapter 4: Cables and connections Chapter contents • 4.1 General cabling guidance on page 20 • 4.2 Cable routing on page 20 • 4.3 Connections overview on page 21 • 4.4 Transducer cable connection on page 21 Cables and connections...
  • Page 20: General Cabling Guidance

    Raymarine. • Use grommets in any pass through holes to prevent damage • Ensure that any non-Raymarine cables are of the correct to the transducer cable. quality and gauge. For example, longer power cable runs may require larger wire gauges to minimize voltage drop along the •...
  • Page 21: Connections Overview

    Chapter 11 Spares and accessories for a list of suitable transducer extension cables. • Raymarine recommends a maximum of one cable extension for any single transducer cable. • For best performance, keep all cable lengths to a minimum. Cables and connections...
  • Page 22 CPT-70 / CPT-80 / CPT-110 / CPT-120...
  • Page 23: Chapter 5 Pre-Installation Test

    Chapter 5: Pre-installation test Chapter contents • 5.1 Testing the transducer on page 24 Pre-installation test...
  • Page 24: Testing The Transducer

    5. Check that accurate depth and temperature readings are displayed in the Fishfinder application. 6. If you experience difficulties obtaining readings then contact Raymarine Technical Support. Note: The transducer may be connected directly to a multifunction display that has a built in DownVision sonar module.
  • Page 25: Chapter 6 Mounting

    Chapter 6: Mounting Chapter contents • 6.1 Dead rise angle on page 26 • 6.2 Mounting the transducer in a hull with a dead rise on page 27 • 6.3 Mounting the transducer in a hull without a dead rise on page 28 •...
  • Page 26: Dead Rise Angle

    6.1 Dead rise angle Slope of hull Dead rise angle 25 degrees maximum The dead rise angle is the angle of the vessels hull from the centerline. 1. Calculate the dead rise angle. The dead rise angle should be measured on the outside of the hull from the location that the transducer is to be mounted using an angle finder or similar device.
  • Page 27: Mounting The Transducer In A Hull With A Dead Rise

    6.2 Mounting the transducer in a hull 16. With a person inside the vessel, place the top half of the dead rise block over the threaded tube. with a dead rise 17. Apply a thick bead of marine grade adhesive sealant all around the edge of the top face of the top half of the cut dead When mounting the transducer in a hull that has a dead rise rise block, where it will meet the nut.
  • Page 28: Mounting The Transducer In A Hull Without A Dead Rise

    6.3 Mounting the transducer in a hull You should see the sealant protruding from the edges of the applied surfaces. without a dead rise Do NOT overtighten. Overtightening can cause damage to When mounting the transducer in a hull with a flat bottom (no the transducer and hull which may result in water leaking dead rise) follow the steps below.
  • Page 29: Cored Fiberglass Hull Mounting

    6.4 Cored fiberglass hull mounting If installing in a cored fiberglass hull the transducer should be mounted in a non-cored section. Before installing in a cored section of the hull the area around the hole must be adequately strengthened to ensure it is not damaged when tightening the transducer.
  • Page 30 CPT-70 / CPT-80 / CPT-110 / CPT-120...
  • Page 31: Troubleshooting

    Chapter 7: System checks and troubleshooting Chapter contents • 7.1 Further information on page 32 • 7.2 Multiple sonar operation on page 32 • 7.3 Troubleshooting on page 33 System checks and troubleshooting...
  • Page 32: Further Information

    7.1 Further information 7.2 Multiple sonar operation For systems with multiple sonar modules, only one sonar may For detailed operating instructions, refer to the handbook that accompanies your multifunction display. operate at any one time. Before attempting to use the fishfinder application on your multifunction display, use one of the methods described in this document to ensure that only one sonar module is active on your system.
  • Page 33: Troubleshooting

    The troubleshooting information provides possible causes and corrective action required for common problems associated with marine electronics installations. All Raymarine products are, prior to packing and shipping, subjected to comprehensive test and quality assurance programs. However, if you experience problems with the operation of your product this section will help you to diagnose and correct problems in order to restore normal operation.
  • Page 34 Refer to the instructions supplied with the unit. SeaTalk / RayNet network problem. Check that the unit is correctly connected to a Raymarine network switch. If a crossover coupler or other coupler cable / adapter is used, check all connections (as applicable).
  • Page 35: Chapter 8 Maintenance

    Chapter 8: Maintenance Chapter contents • 8.1 Routine checks on page 36 • 8.2 Unit cleaning instructions on page 36 Maintenance...
  • Page 36: Routine Checks

    8.1 Routine checks 8.2 Unit cleaning instructions The following periodic checks should be made: The unit does not require regular cleaning. However, if you find it necessary to clean the unit, please follow the steps below: • Examine cables for signs of damage, such as chafing, cuts or 1.
  • Page 37: Chapter 9 Technical Support

    Chapter 9: Technical support Chapter contents • 9.1 Raymarine customer support on page 38 • 9.2 Viewing product information on page 38 Technical support...
  • Page 38: Viewing Product Information

    Raymarine provides a comprehensive customer support service. You can view information about your unit from the Diagnostics You can contact customer support through the Raymarine menu on a compatible multifunction display. This option displays website, telephone and e-mail. If you are unable to resolve a information such as product serial number and software version.
  • Page 39: Chapter 10 Technical Specification

    Chapter 10: Technical specification Chapter contents • 10.1 Technical specification on page 40 Technical specification...
  • Page 40: Technical Specification

    10.1 Technical specification Physical specification Dimensions • Length: 210.8 mm (8.3 in) • Height: 131.8 mm (5.2 in) Max Cable length 10 m (32.8 ft) Transducer environmental specification Operating 0 ºC to + 40 ºC (32 ºF to 104 ºF) temperature Storage temperature –20 ºC to + 70 ºC (23 ºF to 158 ºF)
  • Page 41: Chapter 11 Spares And Accessories

    Chapter 11: Spares and accessories Chapter contents • 11.1 Spares and accessories on page 42 Spares and accessories...
  • Page 42: Spares And Accessories

    11.1 Spares and accessories Spares Description Part number Dead Rise (fairing) block (CPT-70 / R70258 CPT-80 / CPT-110 / CPT-120) Replacement Bronze securing nut R70260 (CPT-80 / CPT-120) Replacement Plastic securing nut R70259 (CPT-70 / CPT-110) Accessories Description Part number 4 m (13.1 ft.) Transducer extension A80273 cable (CPT-110 / CPT-120)

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