PCA 320-2 is a microprocessor-controlled analyzer with pressure regulator for controlling the duration of Free and Total Chlorine by the DPD method, pH and temperature - and with high reliability and low maintenance. Highlights: a user-friendly interface, versatile features and programming options, an alarm relay and analog outputs, a storage capacity of up to 3,500 data as well as a RS485 port for data transfer to the PC.