TECDIS Installation Manual Page 29
1.7 NAUT AW: Gyro Sensor Input Requirements
For vessels with class notation NAUT AW, the gyro sensor input to TECDIS AW must
satisfy the following requirements:
1. The GAS must be supplied with a redundant gyro system including:
1.1. Heading monitoring function
1.2. Automatic correction for speed and latitude error
1.3. Automatic switching to back-up gyro when selected gyro fails
1.4. Compliance with requirements to gyro system information, “system in use” as stated in
DNV rules Pt.6 Ch.8 Sec.6 H 600
1.4.1. Scope of paragraph 1.4 is to enable conning system to display which gyro is presently
in use.
2. All equipment with gyro input must be supplied by the same gyro at any given time to
ensure a common reference point regarding heading information.
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