Furuno LH-3000 manual Furuno Specifications of Loud Hailer

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FURUNO

SPECIFICATIONS OF LOUD HAILER

LH-3000

1. AUDIO OUTPUT

1.	Hail speaker	30 W, 8 ohms
2.	Intercom speaker	4.5 W, 4 ohms
3.	External speaker	4.5 W, 4 ohms
4.	Internal speaker	2.5 W, 4 ohms

2. INPUT IMPEDANCE

1. MIC impedance	600 ohms
2. Aux impedance	10K ohms

3. INPUT SENSITIVITY

1.	MIC sensitivity	-73 ±3 dB (0 dB=1V/∝ Bar
2.	Aux sensitivity	0 dBm ±3 dB (at 1 kHz)

4. DISTORTION FACTOR

1. Hail mode	10%	(1 kHz 30 W)
2. Intercom mode	10%	(1 kHz 2.5 W)

5. SIGNAL-TO-NOISE

1.	Hail mode	60 dB (1 kHz)
2.	Intercom mode	60 dB (1 kHz)

6.POWER SUPPLY & POWER CONSUMPTION

13.6VDC (±20%), less than 5A (30 W), less than 280 mA (standby)

7.ENVIRONMENTAL CONDITIONS

1.	Ambient temperature	-15 to 55°C
2.	Relative humidity	95% at 40°C
3. Waterproofing		IPX5 (Front panel), IPX0 (Other)

8. WEIGHT, COLOR

1. Weight	2.0 kg (not including hanger)
2. Color	Munsell N3.0

SP - 1

E5646-S01-A

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Contents Loud Hailer Page Safety Instructions Table of Contents Foreword FeaturesWord to the Owner of the LH-3000 IiiEquipment List System ConfigurationStandard supply Optional supplyMounting procedure InstallationMounting the Loud Hailer Mounting considerationsFlush mounting Contents of flush mount kitName Type Code No Qty Loud hailer, flush mountIntercom speaker Intercom Speaker optionLH-3000, rear panel WiringRear panel layout LH-3000, rear panel, how to wire terminals WiringFabrication of speaker cable Power connectionIntercom speaker option Fabrication of cable TTYCS-1 Burglar alarm local supplyHailer horn local supply Stereo plug Output powerFloating ground Controls Operational OverviewControl description LH-3000, front viewTurning the Power On/Off Adjusting Output Level Adjusting Key BacklightingAdjusting Listening Volume Calling All Intercom StationsReceiving a Call from an Intercom Station Calling a Specific Intercom StationAutomatically selecting a single calling station Automatically selecting multiple calling stationsIntercom station operation Hailing by VoiceManually selecting a calling station Description of warning signals Sounding Warning SignalsManual warning signals Automatic warning signalsStop signal Sailing signalTowing signal Aground signal Sounding a manual warning signalAnchor signal Calling intercom stations while sounding warning signals Sounding an automatic warning signalCalling all intercom stations Calling a specific intercom stationReturning auxiliary transmission to standby mode Transmitting the Auxiliary SignalTransmitting the auxiliary signal over all speakers Enabling the alarm mode Alarm ModeWhen an attempt is made to remove the Loud Hailer Disabling the alarm modeAlarm setting/cancel flow Preventive Maintenance MAINTENANCE, TroubleshootingCleaning General checksTroubleshooting table TroubleshootingReplacing the Fuse If… Then…LH-3000 Furuno Specifications of Loud HailerＰａｃｋｉｎｇＬｉｓｔ LH-3000 ﾌﾗｯｼｭﾏｳﾝﾄｷｯﾄ Page Page Page Page Hatai Page 00014911800