Monarch Instrument Pocket LED Strobe - Manual (Page 12)

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3.1 Adjusting the Flash Rate – RPM
The fl ash rate can be adjusted by pressing the large UP/DOWN key
(D). Pressing the UP end of the key ▲ will increase the fl ash rate and
pressing the DOWN end of the key ▼ will decrease the fl ash rate. The
fl ash rate can be adjusted in decades by pressing the LEFT ◄ (A) or
RIGHT ► (C) which will change which digit is adjusted. The active
digit will blink. As the fl ash rate is increased or decreased, the active
digit will roll over to the next signifi cant digit. The LEFT and RIGHT
digit selection will wrap around as shown below.
3.2 Multiply or Divide By 2
The strobe fl ash rate can be instantly doubled (x2) or halved (÷2) by
pressing the MENU button (B). The lower display will show
X2/2.
Pressing the UP/DOWN button (D) will double ▲ or halve ▼ the
fl ash rate. This is useful in determining actual rotational speed – refer
to the section on speed measurement – Section 4. Note that if doubling
or halving the fl ash rate will cause the strobe to exceed its capability,
the unit will be limited to the highest or lowest value it can generate
respectively. To exit this mode, press the LEFT ◄ (A) button.
3.3 Menu Options
To enter the Setup Mode it is necessary to press the MENU button (B)
twice. The fi rst press will enter the x2 /2 mode as described above, the
second press will enter the Setup Mode. The top line of the display
will show
SEtUP and the bottom line will show the setup options. Use
the UP/DOWN button ▲▼ to scroll through the setup options. Press
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