Beckman DU-640 Spectrophotometer In Ramsey, MN, USA (CAT#: STEM-SPO-0145-YJL)

Beckman DU-640 Spectrophotometer In Ramsey, MN, USA, model DU-640, is manufactured by Beckman - Coulter photometers & spectrophotometers.
The Beckman DU-640 Spectrophotometer is an efficient stand alone system that comes with complementary accessories to produce accurate results. This complete UV Vis spectrophotometry unit has a CPU, monitor, keyboard, 3-button mouse and the necessary I/O ports that help keep procedures efficient. This Beckman spectrophotometer boasts of different program settings including fixed wavelength, wavelength scanning, scatter correction, net A, time-based kinetic/rate determination, subtraction/addition, and spectra manipulation.
DU-640 spectrophotometer units have additional features to address stringent measurement requirements. This model has a graphical interface that simplifies task performance. As a result, measurement procedures are made efficient and user experience is enhanced. UV and Vis lamps used with this instrument also have power switches that work independently from that of the system.

Condition: Used
Overall dimensions: 26"W x 27"D x 16"H
Net weight: 275 pounds
Shipping dimensions: 40"L x 40"W x 36"H
Shipping weight: 340 pounds
Model TJ-25
Included:
Fixed Angle Rotor: 6 x 250 mL
Model TA-10-250
Calibration and PM performed on 05 Oct. 2020 (see photo), five months of little use since.
Specifications:
Speed:
Set speed: to 15 000 rpm in 100-rpm increments
Speed control: actual rotor speed, ±50 rpm of set speed
Speed display: actual rotor speed in 100-rpm increments or in RCF (when selected)
Time:
Set time: to 9 hours 59 minutes or continuous (hold)
Time display
Timed run: indicates run time remaining
Continuous (hold) or pulse run: (∞) indicates elapsed time

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