Controller AQUA AE START J

Controller AE START J for measuring and regulating free chlorine by means of sensors with an amperometric selective membrane, with an output of 4-20mA. - Measurement range: 0-2 ppm / 0-5 ppm / 0-10 ppm / 0-20 ppm / 0-200 ppm. • Digital controller for wall mounting. • Backlit LCD display, 2 lines of 16 characters and 4 keyboard keys, for a simple user interface; • 2 setpoints with independent setting and free relay outputs, selectable in On-Off mode, proportional or timed mode; • Proportional output 0 / 4-20 mA with selectable range; • temperature sensors PT100, level and flow sensor; • Programming is password protected; • Quick setup according to the choice of the user menu, manual control of both relays (priming of the pumps), control of the execution time of all outputs and control of the last calibration of the sensor; • Actually n.2 is selected as setpoint or for each alarm. • Statistics of alarms, the number of setpoint activations and the operating time of each relay; • Self-calibration of measuring probes