Multiparameter transmitter for connecting up to 16 optional sensors, 230V

Multiparameter transmitter for connection of up to 16 optional sensors (pH/ORP, conductivity, temperature, turbidity, free and total chlorine, dissolved oxygen), touch screen, digital communication interface (Modbus/RS 485), internal memory (up to with 50,000 data records including date and time), 16 measuring inputs (4 internal, 12 external), 4 virtual channels, Equipped with: 4 external current outputs (0/4-20 mA), 4 internal relays, languages: German, English, Chinese, Power supply 230 VAC