Features:
*7 inch LCD display.
* Manual/automatic mode can be switched freely.
*The control system has high precision and good stability.
*99 groups of user-defined programs.
*Automatic control of adding alkali and boric acid solution, silution and elution.
*Multi-protection function, such as safety door, overpressureprotection, watershortageprotection, etc.
211-212 GCH-03 Gas Collection Hood & Semi Automatic Kjeldahl Nitrogen Analyzer.pdf