Variable Area Flow Meters
A variable area flow meter, or rotameter, is a tapered tube with a float that rises until the gap passes the flow; you read the rate off the scale, no power needed. Choose by flow range, size, connection, and material.
A variable area flow meter, or rotameter, is a tapered tube with a float that rises until the gap passes the flow; you read the rate off the scale, no power needed. Choose by flow range, size, connection, and material.
Georg Fischer