Siemens 6ES7516-3UN00-0AB0 is the SIMATIC S7-1500TF CPU 1516TF-3 PN/DP. Siemens specifies 3 MB program memory, 7.5 MB data memory, a PROFINET IRT interface with a two-port switch, a separate Ethernet interface and a PROFIBUS interface. The CPU is intended for automation architectures that require coordinated technology and fail-safe functions together with multiple network paths. It suits new system builds, capacity upgrades and controlled replacement planning. Before ordering, verify the complete article number, firmware, engineering-software compatibility, memory-card requirement and the target network design.
| Manufacturer | Siemens |
|---|---|
| Complete Part Number | 6ES7516-3UN00-0AB0 |
| Product Type | CPU 1516TF-3 PN/DP |
| Series | SIMATIC S7-1500TF |
| Model Configuration | CPU 1516TF-3 PN/DP |
| Product Condition | NEW |
| Country of Origin | GERMANY |
| Warranty | With 1 year warranty |
| Availability | Active product in the Siemens catalog; confirm current availability. |
| Work memory | 3 MB program; 7.5 MB data |
| Industrial interfaces | PROFINET IRT with 2-port switch; Ethernet; PROFIBUS |
| Bit performance | 6 ns |
| Memory card | SIMATIC Memory Card required |
Confirm the intended motion or technology functions and engineering project before selection.
Match the safety program, approvals required by the machine and the exact CPU firmware.
Document the PROFINET IRT, separate Ethernet and PROFIBUS roles in the target cabinet.
Confirm CPU firmware, TIA Portal project version, SIMATIC Memory Card, PROFINET device names, PROFIBUS addressing, safety configuration, installed module layout and complete label photographs.
Send us the complete part number, required quantity, destination country and product label photos. Our team will check availability, condition, compatibility requirements and shipping options.
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Each quotation is prepared from the exact Siemens article number and the evidence supplied for the installed system.
Model and suffix verification, condition confirmation, and current product and label photo confirmation.
Technical comparison of revision, firmware or hardware, interfaces, project requirements and supplied installation evidence.
Protective packaging, worldwide shipping options, shipment tracking and customs documentation for the quoted destination.
Availability, dispatch expectations, condition and warranty are stated in writing without unconfirmed stock or delivery promises.
After-sales response covers product-identity questions and shipment documentation. Any return follows an authorization process; obtain written authorization and handling instructions before returning material.
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Unlinked entries are model identifiers only. No product-page URL or replacement relationship is implied.
Send the complete manufacturer part number and quantity. Each model will be checked independently before quotation.
