。 Pressure switch with adjusting knob Pressure switches designed with graduated knob for easy adjustment. Body in yellow anodized aluminium, standard NBR diaphragm or gasket, aluminium knob and set-point security dowel in stainless steel. Adjustment ranges 10 to 360 bar; fixed hysteresis. SPDT contacts rated 3A/220Vac. Designed with 1/4" BSP thread connection but also suitable for manifold assembly. IP65 protection.