Abstract: A differential pressure sensor for determining the differential pressure between two pressures includes a converter chamber including a differential pressure measuring cell, and a measuring unit including a main body and a coplanar double-membrane system with two double membranes, each including a separating membrane and an overload membrane with a pressure chamber between the separating membrane and the overload membrane and an additional pressure chamber between the overload membrane and the main body.

Abstract: A differential pressure sensor for determining the differential pressure between two pressures includes a converter chamber including a differential pressure measuring cell, and a measuring unit including a main body and a coplanar double-membrane system with two double membranes, each including a separating membrane and an overload membrane with a pressure chamber between the separating membrane and the overload membrane and an additional pressure chamber between the overload membrane and the main body.

Abstract: A hydraulic measuring mechanism for registering pressure differences, comprising a measuring mechanism platform having a process connection surface and two pressure input openings, in which, in each case, a pressure tube is arranged, which protrudes from a rear side of the measuring mechanism platform to support a pressure difference measuring cell, wherein the pressure tubes are connected pressure-tightly with the measuring mechanism platform from the process connection surface.

Abstract: A hydraulic measuring mechanism for registering pressure differences, comprising a measuring mechanism platform 10 having a process connection surface 16 and two pressure input openings, in which, in each case, a pressure tube 20, 22 is arranged, which protrudes from a rear side of the measuring mechanism platform 10 to support a pressure difference measuring cell 40, wherein the pressure tubes 20, 22 are connected pressure-tightly with the measuring mechanism platform 10 from the process connection surface 16.

Abstract: In a goods presentation arrangement with a base part (15) that can be placed on the ground by means of legs (14) and features a lifting device (16) with a lifting bottom (33) that can be raised with the aid of lifting means and carries the goods and also features a control device (40) that is assigned to the lifting device (16) and serves for controlling the lifting means, the control device (40) forms part of an exchangeable plug-in module (31) that can be inserted into a receptacle shaft (30) on the base part (15) and is arranged above the legs (14).