L&G EM Speed log 7070Mk2 

Full sensor compatibility with Walker log systems Digital display to DIN 144 for log speed and distance travelled.  4 point speed log calibration. NMEA 0183 interface to ship systems.  Ease of installation, use and service.
Information
  • Full sensor compatibility with Walker log systems
  • Digital display to DIN 144 for log speed and distance travelled. 
  • 4 point speed log calibration.
  • NMEA 0183 interface to ship systems. 
  • Ease of installation, use and service.
Specifications

Operating Principle

Log: Electromagnetic type low frequency AC field

Calibration Accuracy: +/- 1.0% (Digital system)

System Accuracy: +/- 1.0% or 0.1kn of true speed, whichever

is greater (dependent on conditions)

Displays: OLED, dimmable

Log Range: Speed: -20–80 knots

Distance: 0–99999.9 NM

Serial Data

NMEA 0183 Outputs

Log: VLW Standard

VHW Standard

Hull Fittings and Sensors

Sea Valve Assembly test witnessed by G.L.

All sensors supplied with 50 metre cable

Speed log sensor and hull fittings with

sea valve:

387 (W) x 165 (D) x 578 (H)

Speed log sensor and hull fittings

without sea valve: Ø 152 x 178(H)

Electronic Unit: 411(H) x 238(W) x 152(D)

DIN 144 Displays: 144(H) x 144(W) x 105(D)

Power Supply Unit: 240(H) x 200(W) x 128(D)

Electrical requirements

Power supply: 110v AC or 220v AC (with PSU)

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