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MD73HR/W Datasheet

MD73HR/W Datasheet

MD73HR/W Datasheet

Product catalog summary
Overview
The MD73HR/W is a weatherproof NMEA-based heading repeater designed for marine applications. It features a true moving tape display for digital heading data, allowing ship's heading to be displayed conveniently at any location on a vessel. The device can show the course to steer over a ±30° range using an LED bar-type display. It is compact, rugged, and can be mounted on a bulkhead or panel, finished in Jet Black to match other marine navigation equipment.

Applications
The MD73HR/W is used to repeat the heading display of a ship’s magnetic or gyro compass and serves as a heading display for an Electro-magnetic Compass System.

Accessories
Includes a panel mounting kit and a bulkhead bracket mounting kit.

Related Products
Includes the MD73HR - Tape Compass Repeater (Standard), MD73SR - Submarine Tape Compass Repeater, and the complete range of Marine Data Heading Repeaters.

Features
  • Large format, high contrast true moving tape display
  • LED course to steer display
  • NMEA digital input with automatic selection and prioritization
  • Automatic indication of loss and recovery of valid heading data
  • True/Magnetic source indication
  • Rugged construction with local dimming control
  • Fully sealed to IEC 60945 Exposed Area Classification

Operational Specifications
  • Performance: ±0.1° resolution
  • Follow-Up Rate: 10° per second
  • Display: Continuous moving tape with scale marked at 1°, 5°, and 10°
  • Illumination: LED array with dimming control and red tint
  • LED Display: Course to steer with 61 yellow LEDs, heading range ±30°
  • Out of range LED indicators: Red (port) and Green (starboard)

Physical Specifications
  • Weight: 2.5 kg
  • Dimensions: H 123 mm; W 290 mm; D 150 mm
  • Mounting: Panel or bulkhead mount
  • Construction: Aluminium alloy enclosure
  • Finish: Jet Black (RAL9005) Fine-texture Powder Coat

Electrical Specifications
  • Power Supply: 24 V dc 6 W nominal (22 V -31 V dc)
  • Data input: NMEA 0183 compliant, auto-selecting baud rates
  • Data sentences: HDT, HDG, and HDM

Approvals
Conforms with various BS EN and IMO resolutions, with type approval from DNV.

Environmental Specifications
  • Operating temperature: -25°C to +55°C
  • Magnetic Permeability: Category ‘A’
  • RoHS compliant
  • Compass Safe Distance: Standard 85cm, Steering 45cm
See more

Catalog excerpts

MD73HR/W Datasheet-1

COMPASS & HEADING / TAPE REPEATERS MD73HR/W WEATHERPROOF TAPE COMPASS HEADING REPEATER SKU: F073051 View Online › OVERVIEW FEATURES The MD73HR/W is a weatherproof NMEA-based heading repeater with Large Format, High Contrast True Moving Tape Display a true moving tape display. Digital heading data (ship’s heading) may LED Course to Steer Display The MD73HR/W can be set to show the course to steer over a ± 30° NMEA Digital Input range on an illuminated LED bar-type display. Automatic selection and prioritisation of NMEA heading data type Compact and rugged, the MD73HR/W offers a heading repeater Automatic indication of loss of valid heading data Automatic detection of previously lost heading data without requiring a reset True / Magnetic Source Indication Rugged Construction Local Dimming Control Fully sealed to IEC 60945 Exposed Area Classification be conveniently displayed at any location on a vessel. solution for locations where the available space is limited and may be either bulkhead or panel mounted. Finished in Jet Black (RAL9005) Fine-texture Powder Coat to complement other marine navigation equipment. The MD73HR/W from Marine Data: flexible in application, easy to install and simple to maintain. Repeats the heading display of a ship’s magnetic or gyro compass at any convenient location on a vessel Heading display for an Electro-magnetic Compass System Panel Mounting Kit (Supplied) Bulkhead Bracket Mounting Kit RELATED PRODUCTS • MD73HR - Tape Compass Repeater (Standard) MD73SR - Submarine Tape Compass Repeater The complete range of Marine Data Heading Repeaters

 Open the catalog to page 1
MD73HR/W Datasheet-2

Follow-Up Rate: Continuous moving tape; H 44mm; L 1440mm Panel mount or Bulkhead mount (accessory) 1x 8 core captive data cable to bare tails M4 earth stud LED array; dimming control; red tint Aluminium alloy enclosure Jet Black (RAL9005) Fine-texture Powder Coat Course to Steer; 61 Yellow LEDs Heading range ± 30° Out of range LED indicators: Red (port) and Green (starboard) LED Resolution: 1 element = 1° Loss of valid data: Tape moves +/-35 degrees about last received valid heading ELECTRICAL Power Supply: Data input: NMEA 0183 (IEC 61162-1) Compliant 4800, 9600 Baud, auto-selecting Data sentences:...

 Open the catalog to page 2

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