8.1 Reference conditions
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947 Professional UV/VIS Detector Vario (2.947.00x0)
8 Technical specifications
8.1
Reference conditions
The technical specifications listed in this chapter refer to the following ref-
erence conditions:
Ambient tempera-
ture
+25 °C (±3 °C)
Instrument status
> 60 min in operation with both lamps switched on.
Wavelength
UV range
254 nm
VIS range
550 nm
Data rate
1,000 ms
Bandwidth
10 nm
Flow-through cell
Flow-through cell PEEK (6.2839.130) installed
Measurement
duration
1,000 ms
Eluent
Ultrapure water
Flow rate
1 mL/min
8.2
UV/VIS detector
Detector type
Diode array
detector
1,024 diodes
Measuring range
Absorption
-2.0 - +2.0 AU
Number of
channels
2.947.0010
1 measuring channel, readable in analog mode
Number of
channels
2.947.0020
8 measuring channels, 1 of them readable in analog mode
Resolution
4 x 10
–7
AU
Noise UV range
< 10 µAU at 254 nm and with the VIS lamp uninstalled or switched off
Noise VIS range
< 15 µAU at 550 nm and with the UV lamp uninstalled
Summary of Contents for 2.947.0010
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