Siemens 6GK7443-1GX20-0XE0 CP 443-1 Advanced communications processor
CP 443-1 Advanced communications processor with a documented function and system position; verify installation-specific compatibility.
Documented function and system role
Rebuilt from individual evidence
The cited source identifies 6GK7443-1GX20-0XE0 as a Siemens CP 443-1 Advanced communications processor. The cited source documents that this product connects a simatic s7-400 cpu to industrial ethernet and routes automation data.
At the system boundary, the product connects a simatic s7-400 cpu to industrial ethernet and routes automation data.
Unknown: the installed wiring, firmware or configuration, physical condition, and compatibility with a specific machine.
- Exact reference
- 6GK7443-1GX20-0XE0
- Category
- PLC / CPU
- Evidence checked
- 2026-09-12
System role
This section explains what the product does and where it acts in the surrounding system.
- Function
- Routes automation data between a SIMATIC S7-400 CPU and Industrial Ethernet.
- System position
- Sits between the S7-400 CPU and configured communication data and Industrial Ethernet and PROFINET devices.
- Upstream / inputs
- Receives the S7-400 CPU and configured communication data as the documented upstream side of the product.
- Downstream / outputs
- Passes or exchanges data or controlled power toward Industrial Ethernet and PROFINET devices.
- Limitations
- Unknown: the installed wiring, firmware or configuration, physical condition, and compatibility with a specific machine.
Evidence ledger
Facts, inferences, and unknowns are kept separate.
Facts
The cited source identifies 6GK7443-1GX20-0XE0 as a Siemens CP 443-1 Advanced communications processor.
- adegis.com — retrieved 2026-09-12; medium confidence
The cited source documents that this product connects a simatic s7-400 cpu to industrial ethernet and routes automation data.
- adegis.com — retrieved 2026-09-12; medium confidence
Inferences
At the system boundary, the product connects a simatic s7-400 cpu to industrial ethernet and routes automation data.
- adegis.com — retrieved 2026-09-12; medium confidence
Unknowns
Unknown: the installed wiring, firmware or configuration, physical condition, and compatibility with a specific machine.
System position diagram
View Mermaid source
flowchart LR
upstream["the S7-400 CPU and configured communication data"] --> item["6GK7443-1GX20-0XE0"]
item --> downstream["Industrial Ethernet and PROFINET devices"]View diagram labels
- Nodes
- the S7-400 CPU and configured communication data; 6GK7443-1GX20-0XE0 product; Industrial Ethernet and PROFINET devices
- Edges
- Documented upstream connection; Conservative system path
Request help with this reference
Provide the exact reference, machine context, and observed symptom so the next review can stay evidence-based.
