Monarch Instrument Nova-Strobe PBL - Manual (Page 14)

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the preset number of degrees provided this does not exceed the
strobe specifi cations. Press any key other than BRIGHT to exit
or press BRIGHT again to go to MICROSECOND adjustment.
3.2.2 Flash Duration - Microseconds
To view or adjust the fl ash duration in microseconds
press the BRIGHT button again after viewing degrees
or press the BRIGHT button twice from normal
operation. The display will show the current
fl ash duration in microseconds (uSECS) – this
may be calculated from phase degrees set above.
Use the knob to increase or decrease the fl ash
duration in microseconds. Adjusting the microseconds will cause
this to be the controlling parameter for pulse width. As the fl ash
rate increases or decreases the strobe will keep the fl ash duration
at the preset width in microseconds provided this does not exceed
the strobe specifi cations. Press the BRIGHT button to exit the
fl ash duration adjustment.
3.3 Display Units
The display can show the fl ash rate in revolutions per minute
(RPM) or per second (RPS or Hertz). To switch between
display modes press the DISPlay button shown right. The
display units will toggle at each press (RPM < > RPS).
3.4 Tachometer Mode
The stroboscope can be used as a programmable pulse
generator or as a tachometer by pressing the TACH button
shown right. When an external input is supplied to the unit
and the strobe is put in the Tachometer Mode, the unit will read the
signal from the external input (sensor) and display the reading on the
LCD display without fl ashing the lamp. The TACH icon will show on
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uSECS