BNWAS

Bridge navigational watch alarm system floor (Bridge Navigational Watch Alarm System) to monitor the bridge buildingactivity and found that as the operator lost the ability to work may lead to accidents at sea.

BNWAS

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BNWAS description：
Bridge navigational watch alarm system floor (Bridge Navigational Watch Alarm System) to monitor the bridge buildingactivity and found that as the operator lost the ability to work may lead to accidents at sea. When on duty the driver (OOW) lostthe ability to perform its duties, the system will automatically alarm to the master or other OOW.

The first system is a warning to the OOW, if not answered, then another to the master or OOW ability of the police. In addition, BNWAS OOW can provide immediate help to call measures. Whenever the bow heading or track control system operation, BNWAS it should be in working condition, but the captain except when prohibited.

HMT-BNWAS features：
Small
Easy installation
Scalability
Touch-screen design, easy operation

ALarm sequence：

IEC60945－2002：	Ship navigation and radio communication equipment systems, general requirements, test methods and requirements of the test results;
IEC62616：	Maritime navigation and radiocommunication equipment and systems - ship bridge navigational watch alarm system;
IEC61162-2010：	Maritime navigation and radiocommunication equipment and systems digital interface;
IEC62288-2008：	Maritime navigation and radiocommunication equipment and systems - shipboard navigation displays navigation information representation - General requirements - methods of testing and required test results;
IEC61000：	Electromagnetic compatibility Testing and measurement techniques;
GISPR16：	Radio disturbance and immunity measuring method;
CCS GD01－2006：	Test electrical and electronic products in the form approved guidelines;
IEC60529：	Electrical enclosure protection classification level;
IMO A.813(19)：	All vessels electrical and electronic equipment, electromagnetic compatibility of the general requirements;
IMO A.1021(26)：	Alarms and indicators rules;
MSC.128(75)：	Ship bridge navigational watch alarm system (BNWAS) performance standards;
CCS《Steel ship classification rules》(2009)。

Main control unit
	Specification	220x220x70 / 180x180x70
	IP rating	IP22
	Enter	DC 24V
	Function	Control system is running, connect the autopilot, VDR and other external devicesand data processing, but also the system's main operating unit.
Power supply unit
	Specification	185x160x70 / 210x150x50
	IP rating	IP22
	Enter	AC：110V/220V / DC：24V
	Function	Connect the external power supply, power to the system, but also reset the unit,alarm unit junction box.
Reset unit
	Specification	62x57x35
	IP rating	IP56
	Enter	DC 24V
	Function	Alarm reset.
Motion sensor
	Specification	110x60x49
	IP rating	IP22
	Enter	12V/24V DC
	Function	By detecting the body movement to determine whether the cab on duty.
Alarm unit
	Specification	Ф80x52 / 78x73x57 / 128x128x130
	IP rating	IP56,IP22
	Enter	24V DC
	Function	Alarm