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System Instruments

MOTORISED MULTI-PORT SAMPLE INJECTION VALVE

Flow Injection Valve

Summary

The free-standing flow injection valve is self contained with an integral sensitive control circuit. It is particularly useful for individual laboratory built flow injection analysers with manual injection. The valve requires only 12VDC to operate and an external switch. Fill and inject modes are indicated by green and red 'LED' indicators. A mounting Boss enables fitting to a laboratory retort stand. Variable loop volumes are available.

Features

  • PTFE & stainless steel components
  • 12V DC operation
  • Variable loop volumes
  • Self contained circuitry
  • Electronically locked
  • Fill and inject indicators
  • Range of input options

Product Details

The motorised injection valve manufactured by Burkard Scientific, is a self-contained unit requiring only 12V DC and an external control signal to operate.

Designed for use with a variety of analytical systems it has been shown to maintain good chromatographic peaks after years of use. A built-in circuit ensures positive change-over and hold; and LED indicators confirm the fill or inject condition.

Samples come in contact with only PTFE and stainless steel components, and loop volumes from a few microlitres to several millilitres are offered. The valve can be set up in any desired position from the mounting boss provided.

A sequential timer is available as a power source and convenient option for loop-loading and injection timing.

This attractive sampling system is ideal for analytical processes such as the Burkard sequential column carousel (ADEM) and flow injection methods.

Call our technical sales for further information on the use and interfacing of this equipment.

Specifications

OVERALL VALVE DIMENSIONS

7x7x10cms

OPERATING VOLTAGE

12V DC

INPUT OPTIONS

TTL level to 12V Switch or P.N.P. Transistor

The company reserves the right to change specification without notice.

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