Hach-Lange DR 3900 User Manual - Manual (Page 15)

15
Section 3 Installation
3.1 Unpack the instrument
The DR 3900 Spectrophotometer comes packaged with the
following items:
• DR 3900 spectrophotometer
• Dust cover
• USB dust cover, fitted as standard
• Benchtop power supply with power cord for EU
• Cell adapter A.
• Light shield, fitted as standard in the DR 3900
• Operator RFID tag (not available on all models)
• Basic operating instructions DR 3900, operating instructions
LINK2SC
Further information, detailed user manuals and documentation
are available on the website of the manufacturer.
Note: If any of these items are missing or damaged, please contact the
manufacturer or a sales representative immediately.
3.2 Operating environment
Observe the following points to allow the instrument to function
normally and give a long operating life.
• Position the instrument securely on a flat surface taking care
to remove any objects from under the device.
• The ambient temperature must be 10–40 °C (50–104 °F).
• The relative humidity should be less than 80 %; moisture
should not condense on the instrument.
• Leave at least a 15 cm clearance at the top and on all sides
for air circulation to avoid overheating of electrical parts.
• Do not use or store the device in extremely dusty, humid or
wet places.
• Keep the surface of the instrument, the cell compartment and
all accessories clean and dry at all times. Immediately
remove splashes or spilt materials on or in the instrument
(refer to
Section 7 ).
WA R N I N G
Electrical and fire hazards.
Only use the supplied benchtop power supply LZV844.
Only qualified experts may perform the tasks described in this section
of the manual, while adhering to all locally valid safety regulations.
N O T I C E
Protect the instrument from extreme temperatures from heaters,
direct sunlight and other heat sources.