Festo — CPX-AP-A — 2022-07
Product overview
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4.1.3
Product variants
Interface
Fig. 3: Interface, example CPX-AP-A-EC-M12
The interface between the automation system and the network performs the following functions:
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Data transfer between the automation system and the higher-order controller.
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Transmission of control signals to the connected modules.
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Monitoring the functionality of the connected modules.
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Access to system parameters (read/write), input/output signals and diagnostics data (depending
on the interface).
Input/output module
Fig. 4: Input/output module, example CPX-AP-A-16DI-D-M12-5P
The input/output modules include various module types:
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Digital input/output modules can be used, for example, to query sensor signals or to control
actuators.
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Analogue input modules acquire analogue input signals in an automation system.
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A IO-Link master in an automation system provides multiple IO-Link-Ports for the integration of
IO-Link-Devices.
