The Endress+Hauser Group

Media center

Endress+Hauser Events

Your career with Endress+Hauser

E-direct Shop

E-direct compliments our traditional offering by providing you with a quick, effective way to purchase easy-to-configure, entry-level instrumentation.

E-direct Shop

Chlorine analyzer
Stamolys CA71CL

Colorimetric system for online monitoring of drinking water and process water

  • ©Endress+Hauser

The CA71CL online analyzer improves analytic procedures by replacing manual cuvette tests. Its highly accurate monitoring of free and total chlorine supports the control of the disinfection process to make sure that the water is free of germs. CA71CL uses the standardized DPD measuring method and thus ensures full compliance with regulations.


  • Reliable correlation to DPD method

  • Cost savings by replacing manual cuvette tests

  • Optimized chlorine dosing for germ-free water

  • Full compliance with regulations

  • Two-channel version available for lower installation effort

Field of application

Stamolys CA71CL monitors and controls:

  • Drinking and process water treatment

  • Wastewater outlets

  • Monitoring of swimming pool water

  • Swimming pool water

Features and specifications

Documents / Manuals / Software

Accessories / Spare parts

Success stories


Endress+Hauser (Ireland) Ltd.
Embassy Office Park Exchequer House Kill County Kildare , Ireland
Tel.: +353 (45) 98 92 00
Fax: +353 (45) 86 81 82
Send email

Related news

Online Tools