Greyline Instruments PDFM 5.1 Portable Doppler Flow Meter Pushrod Cameras The Solinst Bladder Pump features

The Solinst Bladder Pump features a new design providing consistent

Freeze Protection Kit: Optional accessory available to prevent freezing in the groundwater sampling line

replacement O-ring Kit

This replacement poly bladder is specifically designed for the QED SamplePro® 1

engine noise

Greyline Instruments PDFM 5.1 Portable Doppler Flow Meter Pushrod Cameras The Solinst Bladder Pump featuresIt's ideal for flow troubleshooting, balancing and checking performance of permanent flow meters. The new PDFM 5. 1 is fast and easy to operate you can mount the sensor on the outside of a pipe in less than a minute. Use the built in keypad and calibration menu to set up the flowmeter for your application. The PDFM 5. 1 works on any liquid containing bubbles or solids and is recommended for "difficult liquids" like wastewater, slurries, sludge,