The Wallace&Tiernan Depolox® 3 Plus residual analyzer continuously measures free or total (combined) chlorine (or chlorine dioxide or ozone) in drinking water applications. Utilizing proven and universally accepted amperometric measurement technology, this analyzer directly measures these disinfectant residuals and provides a 4-20 mA output signal for control or recording purposes. Intergral alarm relays are included. The analyzer is also available in an arrangement for measuring pH or fluoride.
A 4-20mA temperature output signal is available.