User Manual Page 21www.keit.co.uk Installation: DOC0535 (10 July 2019, 16:56)Back to Table of Contents4.4.3 Connecting the power cable to the instrumentWARNINGAlways disconnect the power source first before connectingor disconnecting the power cable to the spectrometer. Neverconnect the power cable to the spectrometer whenenergised.NOTE Ensure the mains and data communication ports and cableconnectors are dry prior to mating.NOTE Keep the dust caps on connectors and fibres when not inuse. Never leave an exposed fibre connector.NOTETighten the set (grub) screws on the power and data cableswhen connected. This is a condition of use for theseconnectors.