... , for PH ratio adjustment3. PLC control systemOur water treatment system has single pass type and two grade type with "HYDRANAUTICS ... 300L/H to 20,000L/H in basic, larger system will be upon customer request.Technical scopeOperating temperature Electrical equipments ... , pipe connection, pressure gauge etc; 2 set of start-up system, spare parts for 3 years operation manual(English), packing boxNote ...