Regulator manifold series ARM is available in standard size 1000 & 2000 and the modular style is available in sizes 2500 & 3000. Standard models are available with 4 connection methods and have backflow function availability. Modular styles can be freely mounted on a manifold station and have easy set up using the new handle. ARM5 series is a compact manifold regulator with Centralized and Individual Supply Type and Single Unit Type. 2 mounting types are available, DIN rail mount and Direct mount. Fitting type and size can be selected.