FO”OPERATOR'S MANUAL50BL-12HR TRANSDUCERABLT transducer (Bolt-clamp Langevin Transducer)50BL-12HR has replaced the 50B-12or50BL-12 in FCV-291/292/1100LU1200LU/1500 and ETR-30N.The BLT transducer has large bandwidth,good sound efficiency,compact structure and isreinforced for protection against slamming.△WARNINGCAUTIONTurn off the power at theDo not install the BLT transducer whereswitchboard beforenoise or air bubbles is present.beginning the installation.Performance will be affected.Fire or electrical shock canresult if the power is left on.The BLT transducer cable must heBe sure no water leaks in at the trans-handled carefully,following theducer mounting location.guidelines below.Water leakage can sink the vessel.Also,Keep fuels and oils away from thecable.confirm that the transducer will not loosenLocate the cable where it will not beby ship's vibration.The installer of theequipment is solely responsible for thedamaged.proper installation of the equipment.The cable sheath is made of chloro-FURUNO will assume no responsibility forphrene or polychloride vinyl,whichany damage associated with improperare easily by damaged plastic solventssuch as toulene.Locate the cableinstallation.well away from plastic solvents.Do not lift the BLT transducer by itscable.Wires of the BLT transducermay be cut.FeaturesWhen the BLT transducer is connected to the FCV-1100L or FCV-1200L,sensitivity issufficient even if the frequency is shifted +10%to suppress interference.The BLT transducer can be installed in tank for the transducers shown in the table below.BLT transducerTransducerOutputNote on replacement ofpreviously usedtransducer50BL-12HR50B-122 kWChange fixing flange fortransducer.Add spacers.50BL-12Add spacers.P0B.N0.0MC-20314-A(0401,TENI)50BL-12HR*00014916300*
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