Solinst 464 Electronic Pump Control Unit BNC connection smooth flow adjustment along with

smooth flow adjustment along with built-in safeguards like reverse polarity and overcurrent protection

direct-read cable

000 records on field-replaceable AA batteries

Range: 0-150 mg/L

Solinst 464 Electronic Pump Control Unit BNC connection smooth flow adjustment along withThe Solinst 464 Electronic Pump Control Unit is a battery powered timer controller that drives Solinst's pneumatic pumps the 407 Bladder Pump, 408 408M Double Valve Pumps, and 425 Discrete Interval Sampler hand pump. It regulates a compressed gas supply (air, nitrogen, or an inert gas cylinder) delivered through a drive line to the pump, while an internal solenoid valve cycles between a drive phase (pressurizing the line to force water upward) and a