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Marble Automation MS-421B bridge navigation watch alarm system (BNWAS) compliant with IMO MSC.128(75). Communication interface to VDR and ECDIS (NMEA), extendable reset buttons, officer cabin reporting, dimming function, 28Vdc. Type-approved for use on all ships.
Marble Automation MS10B alarm annunciator with 10 digital transistor outputs (up to 500mA each). Configurable via rotary switches; communication port supports extension modules.