Chapter 3: Mob Keypad; Introduction; Operation - Raymarine ST290 Owner's Handbook Manual

81183_2 S4.book Page 1 Tuesday, May 6, 2003 8:41 AM

Chapter 3: MOB Keypad

3.1 Introduction

The Man-Overboard (MOB) Keypad is used if a man overboard situation
occurs, to initiate an alarm and request MOB position information from
the appropriate system components.
Any number of MOB Keypads can be installed, and any one can be used
to initiate a MOB alarm. When a MOB alarm is initiated and an
appropriate Raymarine product is connected to the ST290 system,
selected instruments will display information relating to the location of
the man-over-board incident.
Figure 3-1: MOB Keypad general view

3.2 Operation

CAUTION:
The MOB keypad is intended only an aid to recovery. It must not be
used as an alternative to traditional methods and skills.
If a man overboard situation occurs, press the
When the button is pressed, the keypad beeps and a MOB condition is
initiated. When this occurs:
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ST290 Instrument System Owner's Handbook
An internal buzzer sounds every 30 seconds.
The elapsed time since the
tem.
If a Raymarine product that supports the MOB function is connected
to ST290, the range and bearing to the MOB position are calculated
and transmitted to the digital instruments.
button immediately.
button was pressed is sent to the sys-
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