TR-339B
MECHANICAL FLOWMETER TR-339B
• Will work with Wildco® plankton nets.
• For horizontal tows or in moving water
• Does not block sample!
An accurate, convenient way to measure flow in streams, rivers or with plankton nets. Balanced to maintain a horizontal position when suspended from a tow line. This simple, reliable instrument features a nickel-plated brass nose cone, clear polycarbonate body and precision molded rotor connected to a six digit counter which displays each revolution on an odometer. Unlimited depth capacity. Includes: 8-3/8” long flow meter, 18” stainless steel tow line and stainless steel connecting axle pin. Optional telescoping aluminum rod extends to 8’ to measure currents from river banks and bridges for stream sampling.
