ThermoFisher Scientific Vanquish VC-D50, Operating Manual

Page: 166 / 188

9 • Specifications
Page 166 Fluorescence Detectors (VC-D50, VC-D51, VF-D50, VF-D51)
Operating Manual
9.1 Performance Specifications
9.1.1 Detector
The device performance is specified as follows:
Type Specification
Optical design Two monochromators with concave holographic gratings and elliptic
mirrors for highest efficiency in light transmission
Light source Xenon flash lamp (15W);
Three different flash frequencies (HighPower, Standard, LongLife) can be
selected.
Reference system Reference sensor behind flow cell for compensation of lamp intensity
fluctuations
Wavelength range VC-D50:
Excitation: 200 nm - 630 nm
Emission: 265 nm - 650 nm
Number of photomultipliers: 1
VC-D51:
Excitation: 200 nm - 880 nm
Emission: 265 nm - 900 nm
Number of photomultipliers: 2
VF-D50:
Excitation: 200 nm - 630 nm
Emission: 220 nm - 650 nm
Number of photomultipliers: 1
VF-D51:
Excitation: 200 nm - 880 nm
Emission: 220 nm - 900 nm
Number of photomultipliers: 2
Spectral bandwidth Excitation: 20 nm
Emission: 20 nm
Spectra scanning modes Single spectrum scan modes: Excitation, Emission, Synchronous
Under Chromeleon 7 software:
FL Field Acquisition scan modes: Excitation, Emission, Synchronous
Emission filter VC-D50, VC-D51: fixed filter with 280 nm
VF-D50, VF-D51: 5 programmable positions (Open, 280 nm, 370 nm,
435 nm, 530 nm)
Excitation/emission wavelength
switching time < 250 ms
Number of channels VC-D50, VC-D51: single channel
VF-D50, VF-D51: up to 4 signal channels