| 摘要 |
The invention relates to a module for a vending or service machine having an external protocol input for the connection of a signal line of a sensor and/or actuator to the module, with which the sensor and/or actuator of the module transmits a signal coded according to an external protocol and/or can receive a signal coded according to an external protocol from the module, an output for the connection of a signal line of a programmable logic controller to the module, with which the module of a programmable logic controller transmits a signal coded according to a PLC protocol and/or can receive a signal coded according to the PLC protocol from the programmable logic controller, a communication processor which can generate a signal coded according to the PLC protocol from a signal coded according to the external protocol received via the external protocol input, and can emit same via the output, and/or generate a signal coded according to the external protocol from a signal coded according to the PLC protocol received via the output and emit same via the external protocol input. |
