Abstract: An antenna array for a measuring device, having an antenna with an emission surface, and an antenna holder for pivotably fastening the antenna to a fastening apparatus for the purpose of arranging the antenna array on a container or another fastening possibility, for example via a material heap, wherein the antenna holder is connected to the fastening apparatus by means of a clamping arrangement, wherein the antenna holder is in the form of a spherical layer of a sphere wherein the spherical layer has top and bottom surfaces running parallel to one another, and contains the center of the sphere, and the emission surface is arranged inside the spherical layer.

Abstract: A measurement device is provided for determining a distance of the measurement device from a medium and a flow speed of a medium by evaluating a transmission signal emitted by the fill level measurement device and reflected by the medium. The measurement device includes an antenna arrangement for emitting the transmission signal in two different directions. The flow speed of the medium can be determined using the Doppler shift of the transmission signal.

Abstract: A measurement device is provided for determining a distance of the measurement device from a medium and a flow speed of a medium by evaluating a transmission signal emitted by the fill level measurement device and reflected by the medium. The measurement device includes an antenna arrangement for emitting the transmission signal in two different directions. The flow speed of the medium can be determined using the Doppler shift of the transmission signal.

Abstract: A radar fill level measurement device includes a radar sensor unit which has comprising a radar antenna emitting a measurement signal towards a filling material surface. The radar fill level measurement device in addition includes a limit level sensor unit determining a fill level of the filling material. The limit level sensor unit detects when the spacing between the filling material surface and the radar antenna falls below a minimum spacing. A radar antenna arrangement is for a radar fill level measurement device. The radar antenna arrangement includes a radar antenna horn which has a housing and/or a cover, and a limit level sensor unit. At least part of the limit level sensor unit is arranged on the housing or on the cover or is integrated therein.

Abstract: A mode converter for a level radar includes an input line introducing a high-frequency signal into the mode converter; a helix structure into which a conductor of the input line projects and which includes a plurality of helical electrical conductors; and a waveguide which encloses the helix structure. The helix structure is configured to convert the high-frequency signal from the input line into an H01 mode in the waveguide.

Abstract: A waveguide coupling includes a planar radiator element which couples the transmission signal into a waveguide of the waveguide coupling. The waveguide widens in the direction of the planar radiator element, in such a way that the radiator element can be of a comparatively large diameter without the inner walling of the waveguide detracting significantly from the signal quality.

Abstract: A level radar is switchable between pulsed and FMCW radar methods. For example, the radar device may include two separate front ends which can be activated selectively via a logic control system. Upon switching to the respective other measurement principle, the evaluation software is also adapted accordingly. In this way, it is possible to use advantageous properties of both measurement methods in a targeted manner.

Abstract: Provided is a planar antenna based system for use as a radar level meter, microwave barrier or other suitable system. The system includes a planar radiator element arranged on a substrate, and a cover plate element made from a dielectric to cover the planar radiator element. In one alternative embodiment, the cover plate includes a cavity proximate the planar radiator element, into which the microwaves generated by the planar radiator element can be coupled. In another alternative, the cover plate is provided in a surface-flush position against the substrate in the edge region of the cavity. These arrangements may be provided in a plurality so as to support an overall system containing multiple radiator elements.

Abstract: Level measuring device which can compensate the distortions, caused by an STC filter, of the received signal, by measuring a reference signal which passes through the receiving branch and also through the STC filter, during the ongoing operation of the level measuring device or during manufacture. For example, after passing through the receiving branch, this reference signal can be fed to a microprocessor which can calculate the correction values of the IF signal therefrom. A switch can be provided which can switch over between the reference signal and the IF signal.

Abstract: A measurement device is provided for determining a distance of the measurement device from a medium and a flow speed of a medium by evaluating a transmission signal emitted by the fill level measurement device and reflected by the medium. The measurement device includes an antenna arrangement for emitting the transmission signal in two different directions. The flow speed of the medium can be determined using the Doppler shift of the transmission signal.

Abstract: A fill level measurement device is specified for determining distance oft he measurement device and flow speed of a medium, which comprises a frequency-modulated transmission signal having a rising and a falling frequency ramp. The flow speed of the medium can be determined by the Doppler effect arising from the flow speed of the medium.

Abstract: For safety reasons the potential of an electrical supply line of a radar sensor should be separate from the potential of the filling level container. An arrangement for potential separation for a filling level radar is provided, which arrangement comprises a separation element for insulating the waveguide from the antenna. The separation element, corresponding to the cross section of the waveguide, is ring shaped. In this way rotatability between the sensor housing and the antenna subassembly is provided without influencing the signal line between the antenna and the waveguide.

Abstract: A gas-tight waveguide coupling is for coupling an electromagnetic transmission signal from a high-frequency module into a waveguide. The waveguide coupling includes a planar radiator, which is arranged on a carrier and is used for emitting the transmission signal. The waveguide coupling further includes a dielectric sealing element, which seals off the waveguide in a gas-tight manner. In this way, explosion protection can be provided.

Abstract: A waveguide coupling includes a planar radiator element which couples the transmission signal into a waveguide of the waveguide coupling. The waveguide widens in the direction of the planar radiator element, in such a way that the radiator element can be of a comparatively large diameter without the inner walling of the waveguide detracting significantly from the signal quality.

Abstract: Display device, with a plurality of display elements arranged in the shape of a bar, wherein each display element can represent at least one first display state (off) and one second display state (on), and a value being shown can be indicated by the second display state (on) of at least one display element assigned to the value, so that an intermediate value between the value being displayed and a succeeding or preceding value can be represented by activating the preceding or succeeding display element.

Abstract: The transmission power of a fill level radar is varied in that the transmission power is switched, by a signal switch, from a first transmission power to a second transmission power. This switching takes place, for example, by bypassing the high-frequency amplifier or by switching off a drain voltage.

Abstract: A high-frequency module is for fill level measuring and for use at frequencies of more than 75 GHz. The high-frequency module comprises a microwave semiconductor, a printed circuit board and a housing bonded to the printed circuit board. In order to reduce the power required, operation of the microwave semiconductor takes place in a pulsed manner.

Abstract: Provided is a planar antenna based system for use as a radar level meter, microwave barrier or other suitable system. The system includes a planar radiator element arranged on a substrate, and a cover plate element made from a dielectric to cover the planar radiator element. In one alternative embodiment, the cover plate includes a cavity proximate the planar radiator element, into which the microwaves generated by the planar radiator element can be coupled. In another alternative, the cover plate is provided in a surface-flush position against the substrate in the edge region of the cavity. These arrangements may be provided in a plurality so as to support an overall system containing multiple radiator elements.

Abstract: A conductor leadthrough for a field device is for connecting two electrical conductors. The conductor leadthrough comprises an external conductor and a sealing apparatus. The sealing apparatus is divided into a first separation device and a second separation device. The external conductor comprises a hollow internal region that extends along a longitudinal axis of the external conductor. The first separation device and the second separation device are arranged along the longitudinal axis of the external conductor so as to be spaced apart so that they can separate a section of the hollow internal region of the external conductor. A pourable-sealing device is filled into the separated section of the hollow internal region of the external conductor so that the sealing apparatus can provide a leakage rate whose value is below a predeterminable value of a leakage rate. A signal of a predeterminable frequency can be transmitted along the longitudinal axis.

Abstract: Display device, with a plurality of display elements arranged in the shape of a bar, wherein each display element can represent at least one first display state (off) and one second display state (on), and a value being shown can be indicated by the second display state (on) of at least one display element assigned to the value, so that an intermediate value between the value being displayed and a succeeding or preceding value can be represented by activating the preceding or succeeding display element.