FREE RESIDUAL CHLORINE METER RC-301Z/RC-301V

There is adopted 3 electrodes system of Polarographic Analysis that can selectively measure Free Residual Chlorine only to the detecting part of Free-Residual Chlorine Meter, successive measuring type, to control the density of residual chlorine in Tap Waters or such, and the beads perform mechanical auto-polish cleaning in succession. Specifications Measuring object  :  free residual chlorine Measuring range  :  0 - 2.00mg/L (RC-301Z) 0 - 30mg/L (RC-301V) Display  :  LCD 3 digits pH condition  :  pH6-8.0 (constant) EC condition  :  EC 70μs/cm-500μs/cm Output  :  DC 4-20mA (isolating) Alarm output  :  upper/lower each a Power  :  AC 100V±10% 50/60Hz