Automatisches Quecksilbermesssystem für Erdgas


Automatisches System für die kontinuierliche Quecksilbermessung in Erdgas auch in Gefahrenzonen (ATEX, IEC-Ex), Multiplexerbetrieb möglich

Jedes Online-System zur Quecksilberbestimmung muss unterschiedlichen Anforderungen bezüglich der Probengaszusammensetzung, den Installationsbedingungen und der Betriebsumgebung genügen. Wir besitzen die Erfahrung um Erdgassysteme zu liefern, die an Ihre speziellen Bedürfnisse angepasst sind.

  • Automatic and continuous measurement
  • Fast and Reliable Results
  • Detects Elemental and Bound Mercury
  • Automatic Calibration
  • Sample Point Multiplexer
  • Sample Dilution for High Concentrations
  • No Carrier Gases Required
  • Certified for Hazardous Zones
  • Natural gas platforms
  • Natural gas exploitation
  • Natural Gas processing plants
Technical Specifications
Measuring principle Amalgamation (MI GoldTrap), 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 lowest range:
0.1 ng/m³ – 1000 ng/m³ (at 10 l sample gas volume); medium range: 1 ng/m3 – 10 000 ng/m3 (at 1 l sample gas volume); screening mode: 10 ng/m3 – 30 000 ng/m3 (at 0.1 l sample gas volume)
Detection limit 1 pg absolutely or 0.1 ng/m3
Linearity over the 0.2 to 15000 ng/m3 range 3% or better
Reproducibility 5% or better
Technical data
Signal output: analogue 4-20 mA; serial: RS232; Modbus RTU RS485 (option); Ethernet (option)
Status output 3 x pairs of relay contacts (dry contacts)
Max. sample temperature 80 °C
Operating temperature 0- 35°C; -5 – 55 °C (air conditioned)/td>
Power supply 230 VAC / 50 Hz (110 VAC / 60 Hz option)
Power consumption, Dimensions and Weight depending on characteristics and customer demands
  • Our products are manufactured according to the ISO 9001 quality regulations.
  • CE approved
  • Hazardous zone certification: ATEX 2G IIC T4 EExp (or equivalent)
  • Calibration: ISO/DIS 6978-3; ASTM D 5954; VDI 2267 Part 8; NIST recommendations
  • Sampling and mercury determination: ISO 6978-1; ASTM 5954