SMC AS Series Panel Mount Flow Controller, 90 L/min, 4 mm Pipe

Lightweight, compact, and precision control make these speed controls the right choice for many heavy-duty applications. These speed controls are offered with in-line and elbow construction to give the widest choice to your unique application. Locking nuts are included as standard as well as simplified mounting. Thread sizes range from M3 to 2 and are available in both inch (NPT) and metric R/Rc(PT)

Lock speed setting, with the touch of a button
It can be locked only by pushing the handle after adjustment.
Convenient opening indication scale
The opening indication scale for the needle valve is provided on the handle to facilitate speed adjustments.
Easy speed control at low flow volume ranges
Possible to control the mass velocity
Constant handle constructed of metal to withstand heavy usage
In addition to the standard handle made of resin, a heavy-duty metal handle is also available.
Retainer prevents an accidental loss of needle