Features & Known Restrictions

Which features provides the module?

  • Profinet stack, Conformance Class B, Real Time Class 1

  • EtherNet/IP stack

  • EtherCAT stack

  • Web server

  • TCP channels (maximum throughput of 32kBit/s)

  • UDP channels (maximum throughput of 32kBit/s)

  • Cyclic communication channel for real time data (Profinet process data, EtherNet/IP process data) with at least 64 byes input/output data and up to 73 byte input and 73 byte output data (depending on the protocol stack) and a cycle time of 1 ms

  • RPC interface for management, application setup and non realtime data

Profinet

What are the capabilities of the device?

  • Configurable number of modules and slots

  • Up to 73 byte of process data per direction when Datamapper is chosen

    • input data, output data, ioxs, status information (optional generic data provider, optional apdu status)

    • direction of output data is limited to 69 byte when optional generic data provider is used

    • up to 1 ms cycle time

  • Up to 1434 byte of process data per direction when RPC transport is chosen

    • cycle time must not be less then 100ms

  • Support for process alarms

  • Support for record data (read, write), where a maximum of 1116 byte can be accessed in each direction

  • Support for Redundancy (MRP) (FW Rev. 2.1)

  • Dynamic module configuration (provided by connection request from PLC) for modules mapped to the cyclic channel (FW Rev. 2.1)

What functionality is not supported?

  • Queue for sequential process alarm sending

EtherNet/IP

What are the capabilities of the device?

  • Redundancy (DLR) - Beacon Based Ring Node

  • 73 byte of process data in each direction

    • 69 byte in output direction, if the generic data provider is used

    • the generic data provider is required for LED status of EtherNet/IP devices

  • Virtual CIP classes

  • Exceeding process data over the size of the cyclic channel (73 byte) by using RPC service

EtherCAT

What are the capabilities of the device?

  • EtherCAT

  • Dynamic PDO assignment and dynamic PDO mapping

  • SDO Info service

  • SDO service

  • Distributed Clocks

  • Up to 69 Byte of process data in each direction with an cycle time up to 1 ms

    • the generic data provider is required for LED status of EtherCAT devices

  • Up to 1408 Byte of process data while using RPC transport

    • cycle time must not be less then 100ms

Frame specification

Range

Length

Description

Range

Length

Description

0 .. 3

4 byte

MCTC SPI header

4 .. 76

73 byte

cyclic data (data mapper)

77 .. 126

50 byte

RPC data

127

1 byte

reserved