Abstract: A power supply for a photomultiplier is provided, the power supply including: a charge pump configured to generate a first high voltage for the photomultiplier; a DC/DC converter configured to generate a second high voltage for the charge pump; a first control loop configured to control the charge pump and/or the DC/DC converter, the first control loop being controlled by the first high voltage; and a second control circuit configured to control the DC/DC converter, the second control circuit being controlled by the second high voltage. A radiometric measuring device for measuring a filling level and/or a limit level of a product in a container is also provided. A method of supplying power to the photomultiplier is also provided.

Abstract: A measuring arrangement having a first dual conductor field device with a first sensor and a first dual conductor interface for the power supply of the first dual conductor field device and for the transmission of data from the dual conductor field device to a superordinate unit, wherein the first dual conductor field device has at least one second dual conductor interface suitably designed to receive data from at least one second dual conductor field device.

Abstract: A two-conductor field device, comprising a measuring transducer for capturing a measurement variable, an electronic unit for processing the measurement data and a two-conductor interface for supplying power to the two-conductor field device and for communicating with a superordinate unit, characterized in that the two-conductor field device has a display unit for signaling a state of the two-conductor field device, which display unit can be visually read remotely.

Abstract: A field device with a two-wire supply interface suitable for receiving energy via a two-wire system and for signal transmission via the two-wire system, an integrated sensor, at least one additional interface suitable for signal reception and a functional unit or functional group for data and/or signal processing, which is coupled to the two-wire supply interface, the additional interface and the integrated sensor, as well as a measuring assembly with a field device and a method for providing an output signal.

Abstract: A measuring assembly with at least two measuring devices and a higher-level unit, characterized in that the measuring assembly further has a network distributor, wherein the measuring devices are connected to the network distributor via a two-wire Ethernet connection, the measuring devices are fully supplied with power via the two-wire Ethernet connection, and the network distributor is connected to the higher-level unit with an Ethernet connection.

Abstract: A measuring arrangement having a first dual conductor field device with a first sensor and a first dual conductor interface for the power supply of the first dual conductor field device and for the transmission of data from the dual conductor field device to a superordinate unit, wherein the first dual conductor field device has at least one second dual conductor interface suitably designed to receive data from at least one second dual conductor field device.