Solinst 464 Electronic Pump Control Unit BNC connection Visit the ProQuatro Meter &

Visit the ProQuatro Meter & Cable page to purchase the handheld unit and cable assemblies

Say goodbye to the hassle of charging and battery replacements—this detector is always on

000 records on field-replaceable AA batteries

direct-read cable

16-Hour rechargeable Li-ion battery (diffusion version)

Solinst 464 Electronic Pump Control Unit BNC connection Visit the ProQuatro Meter &The 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