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US 10,509,384 B2Granted
Programmable logic controller
AssigneeSick AG
InventorsSebastian Hörner, Sebastian Brunsch, Markus Saumer
Life of this patent
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Abstract
The invention relates to a programmable logic controller having an energy supply that provides electric energy to operate the unit and having at least one measurement input, with the measurement input being configured to measure and/or detect an electrical input signal. The programmable logic controller is characterized in that at least some of the electric energy of the input signal is supplied to the energy supply.
Claims11
A programmable logic controller, PLC, the PLC comprising an energy supply that provides the electric energy for operating the PLC;
- a plurality of measurement inputs that are each coupled to a separate converter unit, with each converter unit being electrically connected to the energy supply and supplying at least some of the electric energy of the respective input signals to the energy supply;
- and
- wherein at least one measurement input is configured to measure and/or detect an electrical input signal,
- and wherein the PLC is configured to supply at least some of the electric energy of the input signal to the energy supply.
1 more element
Dependencies are inferred from the claim text.