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VM-4000

Mercury Vapor Monitor for continuous measurements in air and other gases

The VM-4000 Mercury Vapor Monitor continuously measures the Mercury (Hg) concentration in air and other gases. It is used for laboratory applications as well as installed at places where mercury must be monitored. It is a great tool for many different fields of applications in scientific research or the industrial sector.

 

It’s perfectly adapted for continuous air quality monitoring, laboratories, environmental surveillance, quality control, etc.

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FEATURES AND BENEFITS

  • Direct reading mercury vapor meter
  • Proven reliable detection method: UV absorption (CVAAS)
  • Automatic zero adjustment
  • Integrated data logger
  • With the new color touch pad, you have quick and easy access to all measurements and parameter settings
  • Can be combined with a multiplexer unit for automatic monitoring of several different measurement points
  • Easy to carry: durable casing and carry handles are well suited for indoor and outdoor mobile use
  • Can be optionally powered by battery packs or an external 12 VDC power source
  • Also available in a completely dustproof version
  • Option: Rack version with mounting brackets for 19″ racks

MAIN APPLICATIONS

  • Work place monitoring
  • Research and Science
  • Hazardous Waste Inspection
  • Emissions Monitoring
  • Quality Control of industrial gases
  • Investigation of contaminated sites
  • Environmental Monitoring

TECHNICAL INFORMATION

Measuring principle

Cold vapor atomic absorption (CVAAS) at 253.7 nm

UV-Source

Electrodeless low pressure mercury lamp (EDL)

Stabilization method

Reference beam method

Optical cell

Fused silica (Suprasil), l: approx. 230mm, heated approx. 45°

Sensitivity

0.1 μg/m3

Response time

< 1 sec

Measuring ranges

0 – 2000 g/m3 (0-200 ppb)

Alarm

On exceeding maximum concentration, 2 levels programmable

Signal outputs

Analogue: 4 – 20 mA (max. 500 Ω); serial RS 232; LAN, ESTEL

Power supply

230 VAC / 50 Hz; (110 VAC / 60 Hz option)

El. Power consumption

100 VA

Dimensions (W x H x D)

48.3 x 13.3 x 35.0 cm (incl. front plate with handles)

Weight

Approx. 8.7 kg

APPROVALS & CERTIFICATIONS

VM-4000

  • Our products are manufactured according to the ISO 9001 quality regulations.
  • CE approved

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