
Siemens 6ES7516-3AP03-0AB0 CPU 1516-3 PN/DP Inquiry
This listing provides details for the SIMATIC S7-1500 central processing unit model 6ES7516-3AP03-0AB0. Users may submit inquiries to gather further technical information regarding this active product component.
Quick Facts
- Part number
- 6ES7516-3AP03-0AB0
- Brand
- Siemens
- Category
- PLC CPUs & Controllers
- Product type
- CPU 1516-3 PN/DP
- Lifecycle
- Active Product
- Dimensions
- 15.8 x 15.5 x 8.00 cm
- Net weight
- 0.524 Kg
- Source category
- CPU 1516-3 PN/DP
Product Overview
The SIMATIC S7-1500 series features the CPU 1516-3 PN/DP as a central processing unit designed for complex automation tasks. This model supports high-performance communication protocols for industrial environments. Review Siemens 6ES7516-3AP03-0AB0 as CPU 1516-3 PN/DP with source category CPU 1516-3 PN/DP, recorded lifecycle Active Product, and submitted model identity.
Key capabilities include a 2 MB work memory for program storage and 7.5 MB for data handling. The unit integrates PROFINET IRT and PROFIBUS interfaces for versatile connectivity.
Technical Review Notes
- Memory configuration includes 2 MB for programs and 7.5 MB for data within the central processing unit architecture.
- The first interface utilizes PROFINET IRT equipped with a two-port switch for high-speed deterministic communication.
- A second PROFINET RT interface provides additional real-time networking options for flexible system integration requirements.
- The third interface supports PROFIBUS DP, enabling connection to distributed I/O devices and other fieldbus components.
- Bit performance is recorded at 6 nanoseconds, indicating rapid processing speeds for critical control logic execution.
- A SIMATIC Memory Card is required for operation, serving as essential storage for the boot and runtime environment.
Model Identification
- The part number 6ES7516-3AP03-0AB0 identifies the specific CPU 1516-3 PN/DP variant within the Siemens portfolio.
- Lifecycle status is listed as Active Product, confirming current manufacturing and support review details for this model.
- Brand attribution is clearly assigned to Siemens, a recognized entity in industrial automation technology solutions.
- Product classification falls under Standard CPUs, specifically tailored for the SIMATIC S7-1500 controller family line.
Technical Parameters
| Product type | CPU 1516-3 PN/DP |
|---|---|
| Lifecycle | Active Product |
| Dimensions | 15.8 x 15.5 x 8.00 cm |
| Net weight | 0.524 Kg |
| Source category | CPU 1516-3 PN/DP |
Parameters are factual source fields retained for model review.
Parameter Review
- Physical dimensions are recorded as 15.8 cm in width, 15.5 cm in height, and 8.00 cm in depth.
- Net weight is specified at 0.524 Kg, providing reference data for handling and mounting considerations.
- Approvals and certificates are referenced under entry 109817466 at support.industry.siemens.com for detailed verification.
- Interface types include dual PROFINET ports and one PROFIBUS port, supporting mixed network topologies effectively.
- Performance metrics highlight a 6 ns bit performance rate, listed for demanding real-time control applications.
Catalog Classification
Image & Label Review
- Visual documentation should display the front panel indicators and connection ports of the CPU unit clearly.
- Labeling on the device must show the full part number 6ES7516-3AP03-0AB0 for accurate identification purposes.
- Side views can illustrate the compact form factor relative to the stated dimensions of 15.8 x 15.5 cm.
- Rear connections should depict the PROFINET and PROFIBUS ports to verify interface configuration for potential buyers.
Product Image Gallery

Inquiry Preparation
- Review the submitted model details to ensure alignment with specific project automation requirements and constraints.
- Verify that SIMATIC Memory Card inclusion is noted, as it is a mandatory component for operation.
- Check the referenced approval entry 109817466 to confirm compliance with necessary industry standards and regulations.
- Confirm interface needs match the dual PROFINET and single PROFIBUS configuration provided in the technical summary.
Category Context
This item resides within the Automation technology sector, specifically focusing on programmable logic controllers.
It is categorized under PLC CPUs & Controllers, highlighting its role as a central processing unit.
The product belongs to the SIMATIC S7-1500 family, known for advanced performance and scalability.
Review Notes
- Source parameter review confirms the active lifecycle status and brand attribution for this specific part.
- Project document review should address the memory split between program and data storage areas.
- Interface analysis verifies the presence of PROFINET IRT, PROFINET RT, and PROFIBUS communication channels.
- Physical specification check validates the weight and dimensions against standard rack mounting requirements.



