Body air connection: VDI/VDE 3845 (NAMUR)
Ancillary attachment: VDI/VDE 3845 (NAMUR)
Valve assembling: ISO 5211 | DIN 3337
The travel stop adjustment is designed to achieve a rotation range of （-5° ～ +95°） which brings an accuracy valve alignment.
It is achieved by the two independent external travel stop screws and a cam, which allows adjustment from -5° to + 5° on the close position and +5° to - 5° on the open position.
ALPHA's high quality and reputation is based on the strict and high level "ST.HANS QC SYSTEM" from design, materials, processing, assembly, testing to delivery.
The advanced ”ST.HANS LAB" provides a wealth of practical datas on torque, life, fatigue, corrosion resistance and more.