Agilent 1200 Series G1314B Variable Wavelength Detector (VWD)

Type

Specification

Detection type

Double-beam photometer

Light source

Deuterium lamp

Noise

± 0.75 x 10 -5 AU, at 254 nm

Drift

3 x 10-4AU/hr, at 254 nm

Linearity

>2 AU upper limit

Wavelength range

190-600 nm

Wavelength accuracy

± 1 nm, self-calibration with deuterium lines, verification with holmium oxide filter

Wavelength bandwidth

6.5 nm typical over whole wavelength range

Maximum data rate

13 Hz

Flow cells

Standard: 14-µL volume, 10-mm cell path length and 40 bar (588 psi) pressure maximum

High Pressure: 14-µL volume, 10-mm cell path length and 400 bar (5880 psi) Pressure maximum

Micro: 1-µL volume, 5-mm cell path length and 40 bar (588 psi) pressure maximum

Semimicro: 5-µL volume, 6-mm cell path length and 40 bar (588 psi) pressure maximum

Communications

Controller-area network (CAN), RS-232. APG Remote:ready, start, stop and shut-down signals, LAN optional

Safety and maintenance

Extensive diagnostics, error detection and display through control module and Agilent ChemStation, leak detection, safe leak handling, leak output signal for shutdown of pumping system. Low voltages in major maintenance areas.

GLP

Electronic records of maintenance and errors. Early maintenance feedback (EMF) for continuous tracking of instrument usage, display of feedback messages if preset limits are exceeded. Verification of wavelength accuracy with built-in holmium oxide filter.

Housing

All materials recyclable