A: maintenance, Overview, Recalibration – Ocean Optics DH-2000-CAL User Manual
Page 25: Bulb replacement, Maintenance, Appendix a

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Appendix A
Maintenance
Overview
Maintenance of your DH-2000-CAL unit involves periodic recalibration and replacing the light source
bulbs, when necessary.
Recalibration
You should have the DH-2000-CAL recalibrated after every 50 hours of use. Contact Ocean Optics or
your DH-2000-CAL vendor for recalibration information. The recalibration order code is DH-2000-
RECAL.
Bulb Replacement
You can manually change the Deuterium and Halogen bulbs in the DH-2000-CAL. However, as a
recalibration is required when the bulb in the DH-2000-CAL is replaced, we recommend sending the DH-
2000-CAL in for bulb replacement and calibration service after 50 hours of use.
Contact an Ocean Optics Application Sales Engineer for information on bulb replacement service and
lamp recalibration.
To order replacement bulbs for the DH-2000-CAL, order the following item number(s):
Deuterium Spare Bulb (220 – 400 nm): D-2000-B
Halogen Spare Bulb (300 – 1050 nm): DH-2000-B