Thermo Scientific Vanquish VF-D20, Operating Manual, Page: 164 / 182

9 • Specifications
Page 164 Vanquish Charged Aerosol Detectors Operating Manual
9.1 Performance Specifications
The detector performance is specified as follows:
Type Specification
Detection type Charged aerosol detection
Nebulization FocusJet, concentric
Pump flow rate
VH-D20 0.01 – 2.0 mL/min
VF-D20 0.2 – 2.0 mL/min
Evaporation temperature
VH-D20 Adjustable range: a5 to +100 °C
VF-D20 Selectable temperatures: +35 °C, +50 °C, +70 °C
Signals
Data collection rate
VH-D20 Adjustable, 2.0 Hz – 200 Hz (max. 100 Hz with Chromeleon 6.8)
VF-D20 Adjustable, 2.0 Hz – 100 Hz
Filter response time Digital filter, selectable in numerical sequence (1-2-5 increments)
Digital filter constants Selectable between 0.1, 0.2, 0.5, 1.0, 2.0, 3.6, 5.0 10.0 seconds
Dynamic range Up to 4 orders of magnitude
Gas specifications
Gas pressure control Electronically controlled
Supply gas Compressed air or nitrogen
Gas supply pressure 482 - 551 kPa (4.8 - 5.5 bar, 70 - 80 psi)
Communication
USB 1 USB port (USB 2.0, "B" type connector)
1 USB hub with 3 ports (USB 2.0, "A" type connectors)
System Interlink 2 system interlink ports (RJ45-8 connectors)
Analog output Installable option; 1 BNC-type analog output connector
Full-scale analog output
range 1 pA to 500 pA in 1-2-5 sequence
Analog signal output 0 – 1 V DC