Allen Bradley SST-PFB-CLX In-chassis PROFIBUS scanner module

FAQ

Q1: What is the SST-PB3-CLX module?
It is a ControlLogix in-chassis PROFIBUS DP communication module that enables Rockwell PLCs to connect to PROFIBUS networks.

Q2: Which PLC platform does it support?
It is designed for Allen-Bradley ControlLogix systems (1756 chassis).

Q3: What protocols does it support?
It supports PROFIBUS DP-V0 and DP-V1, operating as Master and/or Slave.

Q4: How many devices can it connect to?
It supports up to 125 PROFIBUS devices on a single network segment.

Q5: What is the data capacity?
Typical direct mode supports around 496 bytes input/output per I/O block, depending on configuration.

Q6: How does it communicate with the PLC?
It exchanges data via the ControlLogix backplane using I/O mapping and configuration software.

Q7: What is it used for?
It is used in industrial automation systems to integrate Siemens PROFIBUS equipment into Rockwell ControlLogix architectures.

Q8: Is it still supported today?
No, it is a legacy/discontinued module, mainly used for maintaining existing installed systems.

Allen Bradley SST-PFB-CLX

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