New Modbus Flow Totalizer for Hazardous Applications

New Modbus Flow Totalizer for Hazardous Applications

SignalFire Wireless Telemetry introduces the ModQ Sentry, a Modbus Flow Totalizer that interfaces with pulse-type inductive turbine (and other) flow meters to provide instantaneous flow rates, accumulated totals and status information. Units are configurable for volume and time settings and offer options to configure the K factor to match the turbine.

Prosthetic Heart Valves Design Inspired by Dragonfly Larvae

Prosthetic Heart Valves Design Inspired by Dragonfly Larvae

The dragonfly larva is the only insect that uses jet propulsion to move and the only arthropod known to use reciprocal jetting—inhaling and exhaling through the same orifice—for underwater breathing,” says Roh, the lead author of a paper on the larval jets that was published online by the journal Bioinspiration & Biomimeticson May 30.