Abstract: The invention relates, among other things, to a door sensor device (20) for mounting on a door element (10), more particularly a swing door, which can be rotated about an axis of rotation (D), having at least one transmission device (21) for generating at least one monitoring beam (S) in the direction of the floor, said beam being oriented at an angle to the door leaf plane (E) of the door element (10), at least one receiving device (22) for receiving reflected or back-scattered radiation, and an evaluation device (23) for evaluating the radiation received by the receiving device (22) and generating an object detection signal.

Abstract: An oscillating sensor device, particularly for a proximity sensor, for sensing a dynamic change of attenuation caused by a measurable physical effect includes an oscillator including a resonance circuit and an amplifier fed back to the resonance circuit and configured to maintain oscillation of the oscillator, and a control unit configured to control the open loop gain of the oscillator. The amplifier comprises a non-linear gain characteristics defining an operating point at a preset amplitude of oscillation. The control unit is configured to control the open loop gain of the oscillator so that the operating point is set to a preset amplitude of the oscillation.

Abstract: There is provided a device comprising a channel equalizer and a monitoring device, wherein the device is configured to establish a point-to-point network connection with a connected device via a network cable, by executing an initial training cycle so data received via the network cable is readable by the device. The channel equalizer is configured to continuously adapt to characteristics of the network cable by continuous training of the channel equalizer to help maintain the network connection, and the monitoring device is configured to monitor signals received from the network cable for out-of-range signals, to temporarily interrupt the continuous training of the channel equalizer when out-of-range signals are detected, and to resume the continuous training once the out-of-range signals are no longer detected without executing the initial training cycle again.

Abstract: The invention relates, among other things, to a door sensor device (20) for mounting on a door element (10), more particularly a swing door, which can be rotated about an axis of rotation (D), having at least one transmission device (21) for generating at least one monitoring beam (S) in the direction of the floor, said beam being oriented at an angle to the door leaf plane (E) of the door element (10), at least one receiving device (22) for receiving reflected or back-scattered radiation, and an evaluation device (23) for evaluating the radiation received by the receiving device (22) and generating an object detection signal.

Abstract: Query unit for determining the status of moving or movable parts of a system part, particularly for determining the end positions of a clamping arm of a toggle lever clamping apparatus, has a sensor unit and an electroblock. The sensor unit has at least one sensor and a connector plug-in connection part for connecting the sensor unit with the electroblock and can be attached to the system part. The electroblock has at least one electrical connector element for connecting an outer, releasable connection cable, a connector plug-in connection part for connecting the electroblock with the sensor unit, and at least one screw passage opening for installation on an outer surface of the system part. The connector plug-in connection part of the sensor unit is connected in an opening of the system part, with shape fit.

Abstract: A toggle clamping device for building vehicle bodies has a clamping head and a cylinder, which adjoins the cylinder-side end of the clamping head in axial extension and the piston rod of which passes axially through the cylinder and a cavity of the clamping head, a toggle clamping arrangement being fastened to the free end of the piston rod, the toggle clamping arrangement being coupled to a clamping arm, and an opening being provided in the housing, and a cavity being provided therein for the mounting of a detection device for detecting the end positions of the clamping head, and wherein the detection device is formed as an exchangeable part, a “cassette”. For simple exchange of the cassette, the detection device is made up of a retainer and at least one sensor carrier, and the retainer is connected to the at least one sensor carrier such that the retainer can pivot about a pivot axis, the pivot axis being oriented transversely to the direction of the piston rod.

Abstract: An inductive sensor, particularly for a proximity sensor, includes a resonance circuit including a sensing coil and an amplifier comprising a first gain stage and a second gain stage each coupled via respective adjusting elements with the resonance circuit to inject energy for maintaining an oscillation of the resonance circuit. The first gain stage provides a substantially linear amplification and the second gain stage provides a comparator characteristics.

Abstract: An oscillating sensor device, particularly for a proximity sensor, for sensing a dynamic change of attenuation caused by a measurable physical effect includes an oscillator including a resonance circuit and an amplifier fed back to the resonance circuit and configured to maintain oscillation of the oscillator, and a control unit configured to control the open loop gain of the oscillator. The amplifier comprises a non-linear gain characteristics defining an operating point at a preset amplitude of oscillation. The control unit is configured to control the open loop gain of the oscillator so that the operating point is set to a preset amplitude of the oscillation.

Abstract: The invention relates to a circuit arrangement for establishing compatibility between a field device or an interface device for a field device and a diagnostic system pertaining to a control system, to the output of which the interface device or field device can be connected. The diagnostic system is adapted to send, via the output of the control system, a test signal to the interface device or field device and to emit an error signal when an electrical response at the output of the control system lies outside an expectancy range. The circuit arrangement comprises voltage influencing means for influencing a voltage at the output of the control system.

Abstract: Agricultural detection device, having a sensor unit, an evaluation unit and a control unit. The sensor unit includes a first sensor with a first directivity and is configured to emit a first transmission signal and to receive a first reflection signal. The first sensor has a second directivity and emits a second sensor signal with the second directivity and receives a second reflection signal, or the sensor unit has a second sensor with a second directivity arranged adjacent to the first sensor for emitting the second transmission signal and for receiving the second reflection signal. The evaluation unit is configured to ascertain at least the structure of plants and a height value from the first reflection signal and the second reflection signal.

Abstract: A system including a current loop in serial connection with a field device is disclosed. The system includes a power management circuit connected in serial with the current loop and configured to cause a regulated voltage drop across the serial connection at an insertion voltage. The power management circuit is configured to output an electrical power derived from the insertion voltage. The power management circuit includes an energy pump, a control circuit, and a power consuming circuit. The energy pump is a voltage converter that receives a first voltage and converts the first voltage to a second voltage that is either higher or lower than the first voltage. The energy pump includes an input for receiving at least a portion of the insertion voltage and an feedback input for accepting a feedback sense.

Abstract: For providing a reliable determination of the position of an object (1) regarding a relative movement between the object (1) and a path (2) an apparatus is provided comprising: a detector (3) attached to or integrated in the object (1), at least one marker (4) being located along the path (2), wherein the at least one marker (4) is detected by the detector (3) within its spatial detection range (5) for determining the position of the object (1) relative to the marker (4), characterized by generating means for providing a definable signal or signal sequence or graphic representation (7, 8) or graphic representation sequence, wherein said signal or signal sequence or graphic representation (7, 8) or graphic representation sequence is detected by the detector (3) within its spatial detection range (5), and by evaluating means (6) for verifying a coincidence or relationship of the provided signal or signal sequence or graphic representation (7, 8) or graphic representation sequence with corresponding data detecte

Abstract: The invention relates to an oscillator comprising a resonant circuit having at least one inductor and one capacitor and having a feedback amplifier, wherein there is at least one trimming resistor in a feedback circuit of the amplifier. The oscillator is characterized in that there is an electronic switching device for alternately connecting and disconnecting the trimming resistor, in that a trimming circuit is formed by the trimming resistor and the electronic switching device, in that there is a drive device for driving the electronic switching device, in that the electronic switching device, together with the drive device, is designed to alternately connect and disconnect the trimming resistor in a switching sequence, and in that an average time value of the electrical resistor of the trimming circuit, which is active in an oscillator mode, is defined by the switching sequence.

Abstract: A security system includes a plurality of laser scanners to establish light shields in an area to be monitored, with each of the light shields including at least one detection zone, and a controller to detect unauthorized entry to the area to be monitored based on a position and timing of breaks in the detection zones of the light shields.

Abstract: For providing an apparatus and method for providing a graphic representation (1, 2) or a graphic representation sequence for detection by a detector (3) which provide a simple and effective variation of a graphic representation (1, 2) or a graphic representation sequence for detection by the detector (3) an apparatus is claimed, comprising: at least one light source (4, 5) emitting at least one definable light color or light color spectrum, a colored graphic representation (1, 2) or graphic representation sequence, wherein the at least one light source (4, 5) illuminates the colored graphic representation (1, 2) or graphic representation sequence, so that depending on the at least one light color or light color spectrum the colored graphic representation (1, 2) or a part of the colored graphic representation (1, 2) is visible by the detector (3) with a predefinable intensity and/or color or not, and a control unit (6) for defining and providing an illumination sequence of the at least one light source (4, 5)

Abstract: An ultrasonic transducer having a transducer element, a housing, a coupling element with a front and a back, wherein the back of the coupling element is acoustically coupled to the top of the transducer element in order to couple the ultrasonic waves generated by the transducer element out to the environment in a transmit mode or in order to pass the ultrasonic waves received from the environment by the coupling element on to the transducer element in a receive mode. The transducer element and the coupling element are arranged in the housing. A first electrode is connected to a contact area formed on the bottom of the transducer element. The transducer element is arranged in a shielding device made of a metallically conductive material, and the opening of the shielding device is covered by a metallic, conductive screen so that the shielding device and the screen form a Faraday cage.

Abstract: A measuring device for triangulation measurement comprises a light transmitter for emitting illuminating light; a transmitting optical system for directing the illuminating light in a light pattern in the direction of an object; a light receiver for recording an image; a control and evaluation unit, which determines, in a measurement mode, form or position information of the object based on a measurement image of the light receiver. According to the invention the control and evaluation unit can change over between the measurement mode and a data reading mode, wherein the control and evaluation unit, in the data reading mode, evaluates the image with respect to encoded parameter data, and, in a subsequent measurement mode, uses the parameter data read in this way. In addition, a corresponding method for triangulation measurement is described.

Abstract: A housing for receiving a circuit board with an overvoltage protection unit and overvoltage protection module. The housing includes a support frame and a film. The support frame is formed of a thermoplastic material and has a main leg, two side legs adjoining the main leg at one end in each case, and at least one lateral flat brace. The film is formed of a thermoplastic material and is formed U-shaped. An end face of the film at least partially covers an end face of the main leg, each side surface of the film at least partially covering the two side legs and the brace. The film is materially connected to the side legs such that the housing made up of the support frame and film is at least partially open on a side opposite the end face of the film.

Abstract: A method for recognizing the position of objects includes the following consecutive steps. In a first step, multiple objects having at least one distinctive component are provided. In a second step, a first object is transported to a measuring station having at least one ultrasonic sensor. In a third step, the object is measured using ultrasound. The ultrasonic waves are reflected by the object, recorded again by the at least one ultrasonic sensor and converted to electrical signals. In a fourth step, the electrical signals from the region where the distinctive component is disposed are transmitted to an artificial intelligence, and then converted to an image. In a last step, the obtained image is compared with a reference image, wherein it is checked whether the distinctive component is situated in the evaluated region. If so, the object is in the correct position.

Abstract: A method for checking completeness, in a first step, passes a first object to a measuring station, wherein the measuring station has at least one ultrasonic sensor that is fixed in place, and in a second step, measures the first object using ultrasound, wherein an image of the object is created by an artificial intelligence. In a third step, the artificial intelligence compares the image obtained with a reference image, wherein the reference image is derived from a predetermined, complete object.