Do an instrument verification
The verification kit is used for periodic monitoring of stray light, photometric accuracy and the
wavelength accuracy of the instrument. The verification kit is an optional test filter set which contains
six precision glass filters, target values and instructions. It is available as an aid to complete
comprehensive in-house instrument checks. Refer to Replacement parts and accessories
on page 19.
1. Push SETTINGS>Setup>System Checks>Optical Checks>Verification Kit.
2. Select an option.
Option Description
Number Enter the verification kit number given in the quality control certificate and on the box.
Nominal Values Enter the values (filters, wavelength, nominal values and tolerances) given in the quality
control certificate for the stray light, the photometrical and the wavelength accuracy.
Verification Obey the screen prompts to complete the procedure.
Test Result Shows the last recorded test results.
Update the firmware
Refer to the module documentation for further information.
Maintenance
W A R N I N G
Multiple hazards. Only qualified personnel must conduct the tasks described in this section of the
document.
Clean the instrument
Clean the exterior of the instrument with a moist cloth and a mild soap solution and then wipe the
instrument dry.
Clean the cell compartment
N O T I C E
Make sure there is no sample cell or cell adapter in the cell compartment before this task is started.
Turn the instrument and use a rubber suction bulb to blow carefully air into the cell compartment.
Clean the sample cells
C A U T I O N
Chemical exposure hazard. Obey laboratory safety procedures and wear all of the personal protective
equipment appropriate to the chemicals that are handled. Refer to the current safety data sheets
(MSDS/SDS) for safety protocols.
C A U T I O N
Chemical exposure hazard. Dispose of chemicals and wastes in accordance with local, regional and
national regulations.
18 English
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