Mark 20 Water Quality Analyzer

The Ultrapure Water Quality Analyzer that started it all.  The Martek Mark 20 Ultrapure Water Monitor provides laboratory accuracy in a multi-channel, multi-parameter on-line instrument for continuous monitoring of high purity water quality. Designed for maximum flexibility and ease-of-use, the Mark 20 provides real-time measurement of up to eight separate parameter inputs to permit custom configurations for a variety of process applications. Data is displayed in direct engineering units on the large front panel readout while simultaneous digital and analog signals are available for external recording instruments or control devices.  The Mark 20 includes a manual, mounting brackets and a power cord. p/n 180-10 SPECIFICATIONS Parameter Range Resolution Accuracy Sensor Type Temperature 0 to 100℃ 0.01 ℃ ±0.05 ℃  Thermolinear array Conductivity* 0 to 2.0000 µS/cm 0 to 20.000 µS/cm 0 to 20.00 µS/cm 0 to 200.0 µS/cm 0 to 200.0 µS/cm 0 to 2000.0 µS/cm