Flow Rate Range 50 [1 to 50 (25 for CO2) в„“/min] Flow Adjustment Valve None Port Size C6 (6 One-touch Fitting) Piping Entry Direction Straight Output Specification B (2 PNP Outputs) Unit Specification Unit Switching Function Instruction Manual With Instruction Manual Calibration Certificate None Connector Lead Wire w/Connector (2 m) Option None Made to Order None