This gives real-time output with no sampling, calculating, averaging, or delays. Available in 0 to 10 V or 4 to 20 mA, ranging from <1 to 250 scfm, in five port sizes. It also features a rugged Nema-4 housing.

Proportion-Air Inc.
Box 218
McCordsville, IN 46055
(317) 335-2602
proportionair.com