!Allows flow rate control and value management of shielding gas !Compatible with the mixed gas (Ar + CO2) (Gas ratio can be selected with -X731.) !Flow rate range: 10, 25, 50,100 L/min !Minimum unit setting: 0.01 L/min (0.1 L/min when the flow rate range is 25, 50, 100 L/min.) !Repeatability: ±1%F.S. !Grease-free !Flow adjustment valve is integrated. (Reduced piping and space saving) !Response time: Either 50 ms, 0.5 s, 1 s or 2 s can be chosen. Applications Compatible with Argon (Ar), Carbon Dioxide (CO2) and the Mixed Gas (Ar+CO2) Digital Flow Switch Series PFM7 See abnormal values at a glance. Ar, CO2 Ar + CO2 Fluid 2-color display R RoHS !Checks the operating flow rate or residual amount (of CO2 etc.) in a gas cylinder. Flow adjustment valve 95