The NAVIKNOT 350E is a compact solid-state microprocessor controlled system to determine a vessel’s longitudinal speed and distance travelled through the water. The system complies with IMO resolutions A. 824(19) and A.694(17) and with EN/IEC standards 61023, 61162 and 60945.

Introducing the NAVIKNOT Multisensor Speed Log Series from Sperry Marine, designed for precise and flexible speed measurement on all types of vessels. This advanced series measures Speed Over Ground (SOG) and Speed Through Water (STW) with exceptional accuracy, ensuring reliable performance across diverse maritime environments.

EM-Log Sensor FNF III, Type 4874 and Preamplifier E, Type 2863 For Electromagnetic Speed Log Systems Naviknot 350 E / 350 Ee

successful Sperry Marine speed logs. The 350, 450 and 600 series offer unlimited flexibilty and have been designed with the most modern computer tools for application on all types and sizes of vessels including cruise ships, container ships, tankers, megayachts and a wide variety of oth

This Certificate is issued by DNV UK Limited based on authorisation of the Maritime & Coast Guard Agency (MCA) as an UK Approved Body to undertake conformity assessments on marine equipment in accordance with the requirements of the Merchant Shipping (Marine Equipment) Regulations 2016 as amended.

The NAVIKNOT Multisensor Speed Log Series is a new generation in a long line of Sperry Marine speed logs. The 350, 450 and 600 series offer unlimited flexibility and have been designed for all types and sizes of vessels.

Proceed with the connection of the sensor cable to the preamplifier and wire up the NAVIKNOT system according to the wiring diagram and other relevant information provided. As soon as …

2025年2月21日 · The electromagnetic log measures the speed of the vessel through water. Display type: NAVIKNOT 350E. The system consists of the EM Log transducer located in the …

The new generation of Sperry Marine Naviknot, the NAVIKNOT 600 Series Speed Log, utilizes satellite-based technology (GPS) to determine dual-axis speed over ground.

The NAVIKNOT Multi-sensor Speed Log series comprises a uniquely flexible range of speed log systems, for use on many types of vessels, such as cruise ships, container ships, tankers, superyachts and a wide variety of other craft.