Siemens CPU486-3 central processing unit, 6ES7486-3AA00-0AB0, 0.23 kgs, mature lifecycle stage.
| Parameter | Value |
|---|---|
| Weight | 0.23 kgs |
The Siemens 6ES7486-3AA00-0AB0 is a CPU486-3 central processing unit designed for the S7-400 programmable logic controller family. It serves as the main processing board in a multi-rack S7-400 system, executing the user program and coordinating communication with I/O modules over the backplane bus.
Both are S7-400 series CPU modules, but they occupy different slots and have different backplane bus requirements. A direct swap without verifying the rack configuration and firmware compatibility is not recommended.
Alternative models and sibling configurations in the same Siemens series. For obsolete or discontinued parts, these models can serve as compatible replacements or functional alternatives for plant maintenance.
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