Series 340 prepASH

Ash analyzers

The three models in the prepASH 340 series:
  • prepASH 229 for 29 or 12 samples
  • prepASH 219 for 19 or 12 samples
  • prepASH 212 for 12 samples

  • Features
  • Resources
prepASH 340 series representing the highest level of fully automatic thermo-gravimetric analysis operating at temperatures of up to 1000°C.
  • Built-in high performance analytical balance 0.0001 g.
  • Massive reduction in the work-load through the simultaneous evaluation of the moisture and ash content of up to 29 samples in one cycle without desiccator.
  • Over 36 hours analysis time available.
  • Selectable atmosphere (N2, O2, Air), exhaust option for measure sulphate-ash.
  • Selectable atmosphere (N2, O2, Air), exhaust option for measure sulphate-ash.
  • Display 5.7“ VGA colour touch screen keyboard.
  • Remote Monitoring on PC via Network.
  • Various communication ports: Ethernet, USB (PC, Printer).
  • Printout: Graphics, Tables, Methods and Statistics.
  • Measurements meet the requirements of DIN, ASTM, ICC and others.
  • Error free reports conform to GLP guidelines.


Fully automatic measurement of drying and ignition residue
  • Automatic compensation of the air buoyancy
  • Continuous weighing and storage of weight changes
  • Option to develop new methods with temperature and time profile. The system follows the specified profile precisely
  • The sample chamber is opened and closed automatically or by touching an icon
Practical touch screen controls
  • High-resolution graphics touch screen (colour, VGA 5.7")
  • Very simple, language-independent user guidance by icons
  • Process sequence with all parameters shown on the colour screen
Perfect quality records with or without an additional PC
  • Real-time display of the weight loss during the drying and ignition process
  • Error-free results recording in accordance with FDA/GLP guidelines
  • Display of up to 29 samples, individually or in groups (coloured)
  • PC software prepDATA for extended data evaluation, online monitoring, statistic and report preparation
Model Capacity Readability Temp. Range Crucibles
prepASH 229 120 g 0.1 mg / 0.01 ‰ 50 - 1000 °C 29 pcs. / 35 ml
prepASH 219 120 g 0.1 mg / 0.01 ‰ 50 - 1000 °C 19 pcs. / 35 ml
prepASH 212 120 g 0.1 mg / 0.01 ‰ 50 - 1000 °C 12 pcs. / 40 ml

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