AIS Transponder · Navigation & Bridge Equipment
True Heading True Heading Long Range ID-C is identified in the source list as a ais transponder. It is normally installed or arranged in the bridge and associated sensor or antenna location. Its purpose is to provide the listed navigation, recording, identification, depth, weather or visual-monitoring function. The source record provides no additional model-specific operating figure beyond the listed designation and category. The equipment is based on sensors, antennas, processors, displays and network interfaces. The exact model designation distinguishes the installed configuration from neighboring variants in the same category; refer to the manufacturer documentation for the exact figure.
Every value below comes from the manufacturer datasheet or class-society record on file for this model.
Other models of the same equipment type, True Heading first.
What our service work and the manufacturer documentation say about keeping this model running.
Compare indicated data and system response with independent references and investigate persistent disagreement. Inspect sensors, antennas, cabling, power supplies, displays and network interfaces applicable to the installation. Verify required alarms and outputs to connected bridge systems using approved procedures. Back up configuration before authorized software or hardware changes. Protect exposed sensors and antennas from paint, deposits and water ingress. Refer to the manufacturer documentation for the exact figure for test, calibration, alignment and recovery procedures.
Keep fuses, selected power-supply and interface modules, cables or connectors and manufacturer-recommended sensor or electronic spares. Replacement core units must remain compatible with the approved bridge installation. Preserve calibration, identity and configuration data.
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