The Kobold KSR/SVN is a variable-area flow meter that can be used to determine low flow rates. It is constructed in a 1.4305 stainless steel framework that comprise of G¼ female and ¼NPT female connection. This device has a switching range of 2-250cm³/min water, and
50-6000cm³/min N2. In addition, it can exhibit maximum pressure of 16 bar in every use.