Automatic of mercury monitoring in air and gases

MMS

The MMS basically comprises a multiplexer-valve unit and a highly accurate and selective mercury detector (VM-3000 Vapor Monitor) for measurements in air and other gases

Each mercury on-line system will differ in sample characteristics as well as installation conditions and operating environment. We have the experience to design systems that fully meet the requirements of your particular mercury monitoring task.

  • Low maintenance
  • Insensitive to water vapors
  • High stability, fast response time
  • Monitors 2 to 24 measuring points automatically
  • Versions for air, hydrogen and other gases available
  • Permanent purging of all sample lines
  • Measuring ranges from 0.01 µg/m³ to 2000 µg/m³ Hg
  • Software for data acquisition, data visualisation and storage
  • Automatic Calibration Module
  • Special version with UT-3000 Ultratracer available
  • Chlor-alkali plants with mercury cells
  • Metallurgical industry
  • Fluorescent lamp production or recycling
  • Battery recycling plants
  • Contaminated sites
  • Hydrogen production plants
  • Laboratories or processing plants working with mercury
  • Gold mines
  • Natural gas industry (see product MMS-NG for natural gas systems)
Technical Specifications
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°
Measured component Total Gaseous Mercury (TGM)
Measuring ranges (Standard version) 1 – 100; 1- 1000; 1 – 2000 µg / m³
Measuring ranges (special version with UT-3000 Ultratracer) 0,01 – 50 µg/m³
Measuring duration 45 sec – 99 minutes, separately adjustable for each channel
Sample flow approx 80l/h per channel
Heating of valve unit approx. 70 °C
Technical data
Signal outputs: analogue 4-20 mA; serial: RS 232; Modbus RTU (optional); Ethernet (optional)
Status output 3 x pairs of relay contacts (dry contacts)
Max. sample temperature 65 °C
Operating temperature 0 – 40 °C
Power supply 230 VAC / 50 Hz (110 VAC / 60 Hz option)
Power consumption max. 500 – 750 VA; depending on number of channels and optional equipment
Cabinet metal, protection standard IP 55 (NEMA 4X, others optional)
Dimensions (W x H x D) from 553 x 600 x 500 mm (WxHxD) to 800 x 2000 x 600 mm; depending on number of channels and optional equipment (air conditioning)
Weight approx. 35 – 175 kg; depending on number of channels and optional equipment
  • Our products are manufactured according to the ISO 9001 quality regulations.
  • CE approved

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