Echo Sounder · Navigation & Bridge Equipment
It is normally installed on the bridge, bridge wings, mast or dedicated navigation equipment racks depending on the sensor or recorder type. Its primary duty is to provide navigation data, target information, environmental information or voyage recording required for safe bridge operations. In service it interfaces with GNSS, gyro, speed log, AIS, radar/ECDIS, microphones/cameras, bridge networks, power supplies and alarm systems depending on the equipment. Compared with neighboring entries in the same product family, this record is the exact Kongsberg Maritime EM 712 variant; the model designation should be quoted exactly when matching onboard documentation and spares. For exact limits, settings, test values and approved maintenance criteria, refer to the manufacturer documentation for the exact figure.
What our service work and the manufacturer documentation say about keeping this model running.
Check self-tests, sensor/transducer condition, data interfaces, time/position inputs, recording status where applicable, power supplies and alarm history; performance tests and calibration must follow approved manufacturer and statutory procedures.
Carry critical fuses, power supplies, interface modules, storage media where approved, sensors/transducers or display peripherals according to equipment criticality.
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