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NAVITWIN IV

Product catalog summary

Design and Standard Features
NAVITWIN IV is a comprehensive heading management system by Sperry Marine, capable of displaying and monitoring up to four heading sources, including three gyrocompass headings and one magnetic heading. It integrates with various Sperry Marine heading sensors and distributes data to subscribers like repeaters, autopilots, radars, and ECDIS.

Main Features

Monitors differences between heading sources and triggers alarms if discrepancies exceed set thresholds.
Accepts manual input for heading adjustments.
Outputs magnetic heading data in NMEA format.
Operator-selectable control and display units.

Data Inputs and Outputs

Inputs include gyrocompass and magnetic compass headings, autopilot set heading, and GPS data.
Outputs include NMEA TTL serial data, RS 422 serial data, and proprietary data for navigation printers.
Alarm and status outputs for power failure, heading differences, and watch alarms.

System Configurations

Basic configuration supports two heading sources (gyro/magnetic).
Maximum configuration supports four heading sources (gyro/gyro/gyro/magnetic).
Various configurations possible with NAVIGAT 2100 and NAVIGAT X MK 1 systems.

Environmental Requirements

Operational temperature range: -15°C to +55°C.
Storage temperature range: -25°C to +70°C.
Protection grade: IP23 to DIN 40050.

Contact Information
Sperry Marine has offices worldwide, including in the USA, Asia, Canada, and Europe. For more information, visit their website or contact their regional offices.

Catalog excerpts

NORTHROP GRUMMAN Heading Management System Total Command Information at a Glance Sperry Marine

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DESIGN AND STANDARD FEATURES NAVITWIN IV is Sperry Marine's central, all-embracing multiple heading reference management system. It displays and monitors a minimum of 1 and a maximum of 4 heading sources (3 gyro- compass headings and 1 magnetic heading) from the following Sperry Marine range of heading sensors: • NAVIGAT 2100 Fiber-Optic Gyrocompass and Attitude Reference System • NAVIGAT X MK1 Digital Gyrocompass • NAVIGAT X MK 2 Digital Gyrocompass* • Jupiter magnetic compass (with fluxgate) "Only in combination with one magnetic compass heading source. Dual and triple gyro- compass combinations...

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SYSTEM CONFIGURATIONS Heading Management System Switch-Over Unit Magnetic Compass with Fluxgate Watch Alarm Timer Reset Heading Diff Alarm External Mute Display Information RS 422 (IEC 61162-1) from central dimmer- Emergency power supply 18 - 36 VDC - 12 outputs NMEATTL serial data: gyrocompass heading, magnetic compass heading, rate of turn, heading reference status to compass repeaters, NAVITWIN IV operational data. 4 outputs RS 422 serial data: gyrocompass heading, magnetic compass heading, rate of turn, heading reference status to compass repeaters, NAVITWIN IV operational data. 1 output...

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Sperry Marine Heading Management System Switch-Over Unit Magnetic Compass with Fluxgate The above system configuration is one of three possible gyro/gyro/magnetic configurations. In addition to the Jupiter magnetic compass, further configurations can comprise either two NAVIGAT 2100 Fiber-Optic Gyrocompass Systems or two NAVIGAT X MK 1 Gyrocompass Systems. Watch Alarm Timer Reset Heading Diff Alarm External Mute Display Information RS 422 (IEC 61162-1 ) from central dimmer - Emergency power supply 18 - 36 VDC - 12 outputs NMEATTL serial data: gyrocompass heading, magnetic compass heading, rate...

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SYSTEM CONFIGURATION Sperry Marine Heading Management System Watch Alarm Timer Reset Heading Diff Alarm External Mute Magnetic Compass with Fluxgate Display Information The above system configuration is just one of several possible gyro/gyro/gyro/magnetic configurations. In addition to the Jupiter magnetic compass, the triple gyrocompass configuration may comprise any required NAVIGAIX MK I Gyrocompass Systems. RS 422 (IEC 61162-1 ) from central dimmer ■ Emergency power supply 18 - 36VDC- 12 outputs NMEATTL serial data: gyrocompass heading, magnetic compass heading, rate of turn, heading reference...

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Console Version without a Console Frame Console Version Sperry Marine For more information, please contact: China, Shanghai Hong Kong, Sheung Wan Japan, Tokyo Taiwan, Kaohsiung Nova Scotia, Halifax Belgium, Antwerp Denmark, Copenhagen Germany, Hamburg Holland, Vlaardingen Norway, Bergen United Kingdom, New Malden Ambient temperature range: Ambient temperature range: approx. 1.7 kg with cable Required depth approx. 150 mm Protection grade installed IP23 to DIN 40050. Supplied with an Installation kit and a 3.2 m cable for connection to a terminal board. Bulkhead / Desktop Version with Bracket...

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