The Testomat 2000® PO4 process photometer is an online analyzer for monitoring the content of ortho – phosphate in the range 0 to 10.0 mg/l (ppm) by using the photometric analysis principle.Performance profile: Analysis via automatic dosing of two reagents The analysis result is displayed after a reaction time of approx. 10 min. (Measuring time without rinsing time)Menu-driven operation and programming via plain text display Selection of unit in ppm or mg/l High-precision titration using a piston dosing pump[#dspacer#][#dspacer#]Analysis initiation: Automatic interval operation (Interval pause adjustable from 0–255 min)External control Dynamic (fatigue-dependent interval operation) Quantity dependent via contact water meter Two independent limits with hysteresis (1, 2 oder 3 bad analyzes) and adjustable switching functionsMonitoring of two measuring points (Switching by external solenoid valves)Programmable service address Internal error documentation Programmable maintenance interval for maintenance request