Ocean Optics SIR Series - Manual (Page 9)

07-December-2010
External Trigger: This selects if the spectrometer will deliver an external trigger.
This is only necessary when working with non-continuous sources or trying to
synchronize with external events.
Internal Clock: This programs the spectrometer to deliver a selected pulse of
programmed width, with each acquisition trigger of the Analog to Digital
converter.
Fan: This will turn the fan on or off, generally it is OK to leave the fan off, when
operating in warm environments the fan is recommended to keep the system
cool.
Filter: This setting is on or off and this will actively switch the position of the
internal filter wheel if it is present.
Shut Down:
This controls the shutdown state of the internal power supply for the
spectrometer. This should be set to off for normal operation.
Configuring the range: