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sMRT Crewguard User Manual v1.1

MRT Ltd. © 2014

9

7.2 Monitor on jetty or control room on platform

The telephone auto-dialler MOB monitor/alarm system. Several telephone 

numbers can be programmed into the auto-speech dialler. A personalised 

voice message is recorded onto the auto-dialler by the user; for example 

“May Day, May Day, May Day, Man Overboard at position 1 …(Position 1 

for a system with a single monitor in one location only, position 2 for a 

system with 2 monitors in different geographic locations...ongoing as 

required for systems which have several monitors covering a large 

geographical area). In the event of a man overboard incident the SOS 

signal from the Alerting Unit worn by the man overboard will trigger the 

Crewguard MOB monitor alarm which in turn activates the telephone 

auto-dialler - automatically calling the first member of staff from the 

pre-programmed list of telephone numbers if they fail to answer it will 

continue to dial every number on the list until someone acknowledges the 

phone call and takes appropriate action.
A fast rescue craft fitted with a SARfinder® locator unit could then be 

launched to track the SOS signal being transmitted by the man over 

board’s PLB.
There may be differences in the type of dialler fitted into the cabinet 

mounted monitoring system, please refer to the manufacturer’s instruction 

manual supplied with your system.
Dimensions – Cabinet Approx. Height = 40cm, Depth = 15cm, Width = 30cm

• 

Weight – Approx. 7.5kg

• 

Temperature Range -20°C + 60°C

• 

Waterproofing IP-65

• 

Power Supply basic system 12V – Cabinet mounted option comes

   supplied with mains 12V adapter and universal plug fittings.

Содержание sMRT Crewguard CG-121

Страница 1: ...sMRT Crewguard User Manual sMRT Crewguard User Manual Version 1 1_20200422 April 2020 En Manufacturer and distributor of global leading Man Overboard Solutions from ...

Страница 2: ...d User Manual v1 1 MRT Ltd 2014 2 1 Declaration of Conformity 3 2 Technical Data 4 3 sMRT Crewguard Overview 5 4 Mounting the Display 5 5 Testing the System 6 6 Display Key Functions 6 7 Lone Worker System 8 8 Warranty Information 11 ...

Страница 3: ...following harmonized standards ETSI EN 301 489 I VI I I 2002 08 Low Voltage Directive 73 23 EEC as attested by conformity with the following harmonized standard EN60950 1 2001 Information technology equipment Safety part 1 General requirements Name of Manufacturer Eu importer Marine Rescue Technologies Ltd Marshall House Zarya Court Grovehill Road Beverley HU17 0JG United Kingdom sales mrtsos com ...

Страница 4: ...0Hz 250Hz Audio exit max 8Vss speaker 8 Ohm Relay contact Floating carrying capacity max 0 5 A 10W Current Drain Standby 80mA If alarm ext speaker 8 Ohm 400mA Operating Voltage 12V DC 20 Airband Fixed Antenna optional Type Fixed Freq Range 120 300MHz Impedence Impedence 50 Ω Gain 3 4dBi 120MHz 5 5dBi 300 MHz VSWR 1 5 Rated Wind Velocity 60m sec Length 1 7m Max Dia Approx 34cm Weight 1kg Type 5 8 w...

Страница 5: ... case the display should be mounted on a smooth and stable surface The back of this unit has to be accessible for power supply connectors Ensure that there are no other vulnerable elements within the mounting surface e g electric cables gas pipes or water pipes 4 3 When installing ensure you leave space for the supplied antenna or if using an external antenna the cable connection An externally mou...

Страница 6: ...tch in up position then press and hold the round activation button your PLB will transmit a low powered signal on the live distress frequency of 121 5MHz to a range of approx 30m to 50m STEP 4 When the Crewguard alarms the LEDs will flash ON and OFF and the siren will sound STEP 5 Repeat the test at different points around your vessel and away from your vessel until you and your crew are satisfied...

Страница 7: ... 5MHz after 20 minutes Your unit if required may be programmed to default to 121 65MHz 6 5 RESET Press this button to cancel the external alarm and reset the unit 6 6 VOLUME HIGH LOW NOTE these buttons can be used to control the brightness of the display LEDS To do this press and release the POWER button so that all LEDs are lit Use the VOLUME buttons to adjust the LED brightness 6 7 RRSI Received...

Страница 8: ...Cabinet mounted Crewguard CG 121 MKII monitor alarm with auto dialler depending on requirement 1 Highgainexternalantennawith20mcable plusfixturesandfittings Externalsirenwithstrobelightifrequired MOBalertingunits PLBs asrequired soldseparately withoptionallifejackets This system provides automatic 24 7 man overboard cover for all types of jetties and large areas of water it is an automated version...

Страница 9: ...trigger the Crewguard MOB monitor alarm which in turn activates the telephone auto dialler automatically calling the first member of staff from the pre programmed list of telephone numbers if they fail to answer it will continue to dial every number on the list until someone acknowledges the phone call and takes appropriate action A fast rescue craft fitted with a SARfinder locator unit could then...

Страница 10: ...on to cancel the alarm or cancel remotely using phone full instructions on how to cancel alarm can be found in supplied auto dialler manual 7 6 To test for the best coverage use a test beacon at regular distances away from the receiving antenna until the alarm no longer activates this will indicate the maximum range of the system To find out if you have any radio blind spots move around your area ...

Страница 11: ...sive service and repair facility with return normally within 14 days upon receipt of customer s authorisation Disclaimer The Sea Marshall products are an aid to recovery only it is the responsibility of the user operator to ensure they are fully conversant with the operation of the equipment and the equipment is kept in full working order at all times combined with functionality and damage checks ...

Страница 12: ... distributor of global leading Man Overboard Solutions from Marshall House l Zarya Court l Grovehill Road l Beverley l East Yorkshire l HU17 0JG l United Kingdom Tel 44 0 1482 679300 l info mrtsos com l www mrtsos com ...

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