Overrange protection piston valve (data sheet 11500)

11500 Pressure gauge overrange protection device adjustable version 1 connection thread on both sides G ½ B (½ inch BSP) PN 600 piston valves by ARMANO

material (wetted) brass 
stainless steel 
nominal pressure brass-version: PN 500 bar, 
stainless steel version: PN 600 bar 
pressure measuring instrument- / process connection clamping sleeve - connection