PC4000 FILTER CONTROLLER CHEMTROL® PC4000 Controller is a filter control system that offers automatic pump and filter control with a choice of automatic backwash programs and full remote access by computer with true duplex operation. It introduces a new standard of sophistication in automated water treatment for many applications such as swimming pools, spas, cooling towers and industrial water treatment. The filter controller can be interface with all CHEMTROL® PC Chemistry Controllers to create a completely integrated water management system. ADVANCED FEATURES Programmable RECIRCULATION PUMP CONTROL FLOW MONITORING and TOTALING with safety alarm, INFLUENT/EFFLUENT PRESSURE monitoring with safety alarms, INTERLOCK with CHEMISTRY CONTROLLER, WASTE PIT and SURGE PIT ALARMS, AUTOMATED BACKWASH for single or multiple filters, Works with PNEUMATIC, HYDRAULIC or ELECTRIC valves, EIGHT (8) BACKWASH PROGRAMS, PRIORITY VALVE program, AUTOMATIC DATA LOGGING for up to 999 tests, HEATER CONTROL with fireman safety and energy saver program, WATER LEVEL CONTROL with electronic sensor and fill valve control, REMOTE COMPUTER OPERATION and GRAPHIC DATA DISPLAY, PC4000 SPECIFICATIONS SCREEN DISPLAY 8 lines @ 22 characters TEMPERATURE READOUT -18 to 60C SENSOR CALIBRATION 1, 2 or 3 points CONTROL MODE Off, Manual, Auto, Timer, Schedule BACKWASH PROGRAMS 7-day Timer Pressure Differential Time or Pressure Time and Pressure ALARMS Visual and audio alarms DATA LOGGING On-board memory for up to 999 tests REMOTE OPERATION Web Access with CHEMCOM® software and graphic data display ELECTRICAL 10 A / 230V with selector switch All output relays 5A WARRANTY 5 year on electronics, 1 year on sensors MECHANICAL NEMA 4X fiberglass cabinet 34 x 29 x 17 cm SHIPPING Controller 60 x 45 x 45 cm, 18 kg Water Level 180 x 30 x 30 cm, 25 kg OPTIONS OPTION LEVEL4: Water level control with electronic sensor and fill valve control. OPTION ETHCOM4: Full duplex remote computer operation with ethernet / Web-access communications. OPTION MULTI4: Multiplex communication for remote/direct operation through host controller. OPTION MODBUS4: Modbus-protocol communication for Building Management Systems