Abstract: A rotor for a planar drive system comprises a housing and at least one magnet arrangement. The housing comprises a basic housing body and a cover. The magnet arrangement is arranged in a recess of the basic housing body. The cover is attached to the basic housing body in such a way that the housing is configured to be fluid-tight, the cover covers the recess, and the magnet arrangement is arranged in an interior of the fluid-tight housing.

Abstract: A method is provided for processing an object using a planar drive system having at least one stator assembly with a plurality of coil groups for generating a stator magnetic field, a stator surface above the stator assembly, and at least one rotor with a plurality of magnet units for generating a rotor magnetic field. A processing element is arranged above the stator surface. The planar drive system has at least one rotational position, where the rotor can be rotated about an axis perpendicular to the stator surface. A spatial arrangement of the processing element is predetermined by the rotational position. The method comprises energizing the coil groups so a rotor with the object arranged on the rotor moves to the rotational position, energizing the coil groups so the rotor rotates, and processing the object with the aid of the rotor rotation, where the processing element acts upon the object.

Abstract: A method is provided for processing an object with the aid of a planar drive system. The planar drive system comprises at least one stator assembly, each having a plurality of coil groups for generating a stator magnetic field, a stator surface above the stator assembly, and at least one rotor comprising a plurality of magnet units for generating a rotor magnetic field. The planar drive system further comprises at least one rotational position, where the rotor is rotatable about a rotational axis perpendicular to the stator surface in the rotational position. The rotational position is determined based on a point of contact of four stator assemblies. The method comprises energizing the coil groups in such a way that the rotor moves to the rotational position, energizing the coil groups in such a way that the rotor rotates, and processing of the object with the aid of the rotor rotation.

Abstract: An apparatus for processing signals transmitted between a controller and one field device or multiple field devices includes: a carrier having a control interface, a field interface, and one slot or multiple slots, the control interface being for connection of one electrical line channel or multiple electrical line channels of the controller, the field interface being for connection of input and/or output signal lines, I/O signal lines, of the one field device or the multiple field devices, and the one slot is, or each of the multiple slots are, for the releasable mechanical connection of a module in a plug-in direction and, in the mechanically connected state, for the electrical connection of the respective module to the line channel or one of the line channels and to the I/O signal lines of the field device or one of the field devices; and at least one module.

Abstract: A signal processing module for processing electrical signals exchanged between at least one field device and a programmable logic controller (PLC) includes: a first connection component for electrically connecting the signal processing module to the at least one field device and the PLC; a communication component for sending information signals to the PLC; and a signal processing component for processing the electrical signals exchanged between the at least one field device and the PLC of a functional scope of the signal processing module. The information signals are indicative of the functional scope.

Abstract: A coextrusion die for manufacturing multilayer, coextruded, tubular preforms made from thermoplastic plastic. A storage cylinder element has an inner storage space. A spindle, and an annular storage space is formed between the spindle and the storage cylinder element, which opens into an output ring channel. An extrusion head, which is axially displaceable with respect to the storage cylinder element includes a ring piston, in which at least two heart distributor elements are coaxially arranged. A flow channel is formed in each case between the ring piston and the adjacent heart distributor element as well as between each of two heart distributor elements, which widens from an inlet opening to a distributor ring channel from where it transitions into a cylindrical ring channel as a frustoconical ring channel.

Abstract: A device, preferably a plug-in module, for communication between a controller and a field device. The device includes contacts, wherein a first subset of the contacts is electrically conductively connected or connectable to the controller and a second subset of the contacts is electrically conductively connected or connectable to the field device. The apparatus further includes a circuit having an input electrically conductively connected to the first subset of the contacts and an output electrically conductively connected to the second subset of the contacts. The circuit includes a voltage-limiting unit adapted to limit a voltage at the output, and a current-limiting unit adapted to limit a current between the input and the output and to interrupt the current when the voltage-limiting unit responds.

Abstract: An interface arrangement for connecting at least one control device to a plurality of field instruments, includes: a carrier board having a plurality of signal channels, and a connector designed for electrical and mechanical connection to a second, complementary connector of a signal processing device, being arranged between a first and a second connecting device of each signal channel. Each signal channel has an electrical interface which is designed for releasable connection of respective surge protection modules, each interface electrically connected to an electrical resistor and to a surge arrester which is arranged at least partially on and/or in the carrier board and is designed for arresting surge voltages and/or surge currents which may occur.

Abstract: A field control system includes: a control component for exchanging electric signals with at least one field device; and a processing component for processing electric signals exchanged between the at least one field device and the control component. The processing component and the control component are electro-conductively and mechanically connected or connectable. In a connected state, the electric signals are exchangeable between the at least one field device and a control system connected to the field control system by the processing component and the control component.

Abstract: An interface arrangement for connecting at least one control device to a plurality of field instruments, includes: a carrier board having a plurality of signal channels, and a connector designed for electrical and mechanical connection to a second, complementary connector of a signal processing device, being arranged between a first and a second connecting device of each signal channel. Each signal channel has an electrical interface which is designed for releasable connection of respective surge protection modules, each interface electrically connected to an electrical resistor and to a surge arrester which is arranged at least partially on and/or in the carrier board and is designed for arresting surge voltages and/or surge currents which may occur.

Abstract: A measuring system for detecting switching states including a signal converter having signal inputs to each of which an associated binary switching signal representing a switching state can be applied. Electrical resistors, at which an associated measurement signal can be tapped on the basis of the associated binary switching signal, is connected downstream of each of the signal inputs, wherein the electrical resistors have resistance values, which differ from each other, and wherein the electrical resistors are connected in parallel to each other. The signal converter also has a signal output, which is connected downstream of the electrical resistors in order to provide a sum measurement signal at the signal output with a sum current strength, which sum measurement signal is formed from the sum of the measurement signals, and wherein the sum measurement signal has a current strength which can be uniquely assigned to a current strength reference value.

Abstract: A device, preferably a plug-in module, for communication between a controller and a field device. The device includes contacts, wherein a first subset of the contacts is electrically conductively connected or connectable to the controller and a second subset of the contacts is electrically conductively connected or connectable to the field device. The apparatus further includes a circuit having an input electrically conductively connected to the first subset of the contacts and an output electrically conductively connected to the second subset of the contacts. The circuit includes a voltage-limiting unit adapted to limit a voltage at the output, and a current-limiting unit adapted to limit a current between the input and the output and to interrupt the current when the voltage-limiting unit responds.