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3BSE025349R1 TP854 CI854 baseplate

3BSE025349R1 is an ABB TP854 module termination baseplate for CI854 communication interfaces.

System role

Rebuilt from individual evidence

Module compatibility

ABB product details identify 3BSE025349R1 as the TP854 baseplate for CI854, CI854A and CI854B.

The baseplate sits between an AC 800M control cabinet backplane and the CI854 PROFIBUS communication interface.

Unknown: the installed CI854 variant, controller software, bus wiring, mounting condition and replacement suitability.

Exact reference
3BSE025349R1
Category
PLC / CPU
Evidence checked
2026-09-11

System role

This section explains what the product does and where it acts in the surrounding system.

Function
Routes CI854 module connections through its mounting and termination interface.
System position
Sits between the AC 800M cabinet backplane and the CI854 communication interface.
Upstream / inputs
The control cabinet provides the mechanical and electrical backplane connection to the baseplate.
Downstream / outputs
The baseplate presents the supported CI854 module interface to the control system and field network path.
Limitations
Unknown: the installed CI854 variant, software, bus wiring, mounting condition and replacement suitability.

Evidence ledger

Facts, inferences, and unknowns are kept separate.

Facts

  • ABB product details identify 3BSE025349R1 as the TP854 baseplate for CI854, CI854A and CI854B.

    Confidence: medium

  • The same details classify it as a module termination unit and list it as part of CI854 communication interface kits.

    Confidence: medium

Inferences

  • The baseplate sits between an AC 800M control cabinet backplane and the CI854 PROFIBUS communication interface.

    Confidence: medium

    Rationale: The documented baseplate and module-termination role for CI854 supports this mounting and interface position.

Unknowns

  • Unknown: the installed CI854 variant, controller software, bus wiring, mounting condition and replacement suitability.

    Confidence: low

    Missing evidence: The product details identify supported CI854 variants but do not establish a particular controller project, bus wiring or physical unit condition.

System position diagram

The AC 800M cabinet backplane connects through 3BSE025349R1 TP854 baseplate to the CI854 PROFIBUS interface.

Reading limit: system position only, not a wiring or safety drawing.

The documented component path connects the upstream source with the downstream system boundary.

Enlarged system diagram

The AC 800M cabinet backplane connects through 3BSE025349R1 TP854 baseplate to the CI854 PROFIBUS interface.

The documented component path connects the upstream source with the downstream system boundary.

View Mermaid source
flowchart LR
up["AC 800M cabinet backplane"] -->|Backplane mounting| mid["3BSE025349R1 TP854 baseplate"]
mid -->|Module termination| down["CI854 PROFIBUS interface"]
View diagram labels
Nodes
AC 800M cabinet backplane; 3BSE025349R1 TP854 baseplate; CI854 PROFIBUS interface
Edges
Backplane mounting; Module termination

Next action

The captured evidence supports a concrete system role for 3BSE025349R1.

Unknown: verify the installation, interfaces and unit condition before replacement or commissioning.

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