Method for wirelessly integrating a radio subscriber into an automation system

A radio device for wireless integration of at least one radio subscriber into an automation system, the radio device comprising:

• a first radio subscriber, a second radio subscriber and a third radio subscriber,
• wherein the first radio device further comprises a first synchronization element, a first radio module and a first connection for the bus system;
• and
• wherein the first radio module is configured to establish a first radio connection to a first radio subscriber for data exchange between the first radio subscriber and a bus system,
• the first radio connection having a first radio channel, the first radio channel comprising a first frequency range,
• the first radio module comprising a first synchronization input, the first synchronization element being configured to output a first synchronization signal to the first synchronization input of the first radio module based on a signal received for the bus system from a clock master via the first connection, and
• the first radio module being configured to change a frequency within the first frequency range of the first radio channel based on the first synchronization signal, the changing of the frequency within the first frequency range being carried out based on a first hopping table;
• wherein the second radio device comprises a second synchronization element, a second radio module and a second connection for the bus system,
• wherein the second radio module is configured to establish a second radio connection to a second radio subscriber for data exchanged between the second radio subscriber and the bus system, and
• wherein the second radio connection has a second radio channel, wherein the second radio channel comprises a second frequency range,
• the second radio module having a second synchronization input, the second synchronization element being configured to output a second synchronization signal to the second synchronization input of the second radio module based on a signal received for the bus system from the clock master via the second connection, and
• the second radio module being configured to change a frequency within the second frequency range of the second radio channel based on the second synchronization signal, the changing of the frequency within the second frequency range being carried out based on a second hopping table;
• wherein the third radio device comprises a third synchronization element, a third radio module and a third connection for the bus system,
• wherein the third radio module is configured to establish a third radio connection to a third radio subscriber for data exchange between the third radio subscriber and the bus system, and
• wherein the third radio connection comprises a third radio channel, wherein the third radio channel comprises a third frequency range,
• the third radio module having a third synchronization input, the third synchronization element being configured to output a third synchronization signal to the third synchronization input of the third radio module based on a signal received for the bus system from the clock master via the third connection, and
• the third radio module being configured to change a frequency within the third frequency range of the third radio channel based on the third synchronization signal, the changing of the frequency within the third frequency range being carried out based on a third hopping table;
• wherein the second radio device is arranged within a first radio range of the first radio device and a third radio range of the third radio device, and wherein the first radio device is arranged outside the third radio range of the third radio device, and
• wherein the third radio channel with the third hopping table is identical to the first radio channel with the first hopping table.

A method for wirelessly integrating a first radio subscriber, a second radio subscriber and a third radio subscriber into an automation system, having the following steps:

• establishing a first radio connection to the first radio subscriber by a first radio module in a setup step;
• establishing a second radio connection to the second radio subscriber by a second radio module in the setup step;
• establishing a third radio connection to the third radio subscriber by a third radio module in the setup step;
• receiving a signal from a clock master of a bus system in a receiving step;
• outputting a first synchronization signal to a first synchronization input of the first radio module in an output step, wherein the first synchronization signal is output based on the signal output by the clock master;
• outputting a second synchronization signal to a second synchronization input of the second radio module in the output step, wherein the second synchronization signal is output based on the signal output by the clock master;
• outputting a third synchronization signal to a third synchronization input of the third radio module in the output step, wherein the third synchronization signal is output based on the signal output by the clock master;
• changing a frequency within a frequency range of a first radio channel based on the first synchronization signal in a changing step, the changing of the frequency being performed based on a first hopping table;
• changing a frequency within a frequency range of a second radio channel based on the second synchronization signal in the changing step, the changing of the frequency being performed based on a second hopping table;
• and
• changing a frequency within a frequency range of a third radio channel based on the third synchronization signal in the changing step, the changing of the frequency being performed based on a third hopping table;
• wherein the second radio module is arranged within a first radio range of the first radio module and a third radio range of the third radio module, and wherein the first radio module is arranged outside the third radio range of the third radio module, and
• wherein the third radio channel with the third hopping table is identical to the first radio channel with the first hopping table.