Horiba U-50 Series Control Unit Calibration Solution closing the bottom check valve

closing the bottom check valve and forcing water already in the pump chamber up through the top check valve to the sample line

Accurate smooth pipe at or below ground surface

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3999960127) — conductivity

Horiba U-50 Series Control Unit Calibration Solution closing the bottom check valveReplacement handheld control unit for the HORIBA U 50 Series multiparameter water quality meters. Supplied without a sensor probe replace only the display unit and keep the probe you already own, or add a second control unit so two crews can share one set of probes. The control unit is the display, keypad and data logger of the U 50 system. It shows every measured parameter simultaneously, stores readings in internal memory, and downloads to a PC