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Front view of Siemens 6AG2516-3FP03-4AB0 industrial controller module
SiemensPLC CPUs & Controllers

6AG2516-3FP03-4AB0 SIPLUS S7-1500 Fail-Safe CPU

This entry details the Siemens SIPLUS S7-1500 CPU 1516F-3 PN with conformal coating OT4. The unit supports extended operating temperatures and includes PROFINET and PROFIBUS interfaces.

Quick Facts

Part number
6AG2516-3FP03-4AB0
Brand
Siemens
Category
PLC CPUs & Controllers
Product type
SIPLUS S7-1500 CPU 1516F-3 PN rail based on 6ES7516-3FP03-0AB0 with conformal coating OT4: -40
Lifecycle
Active Product
Dimensions
16.2 x 15.6 x 8.3 cm
Net weight
0.596 Kg
Source category
SIPLUS S7-1500 CPU 1516F-3 PN/DP RAIL

Product Overview

The 6AG2516-3FP03-4AB0 is a rail-mounted central processing unit derived from the standard S7-1500 series. It incorporates specialized environmental protections for harsh industrial settings. Review Siemens 6AG2516-3FP03-4AB0 as plc cpu controllers with source category SIPLUS S7-1500 CPU 1516F-3 PN/DP RAIL, recorded lifecycle Active Product, and submitted model identity.

This model integrates fail-safe technology directly into the CPU architecture. It provides robust control capabilities while maintaining high performance standards for complex automation tasks.

Technical Review Notes

  • Central processing unit with 3 MB work memory for program storage and 7.5 MB for data handling. Keep dimensions 16.2 x 15.6 x 8.3 cm and net weight 0.596 Kg unchanged while comparing project documents and product image evidence.
  • First interface utilizes PROFINET IRT with a built-in two-port switch for high-speed communication.
  • Second interface supports PROFINET RT protocol for real-time Ethernet applications in automated systems.
  • Third interface connects via PROFIBUS for legacy device integration and distributed I/O communication.
  • Bit performance is recorded at 6 nanoseconds for precise timing in critical control loops.
  • A SIMATIC Memory Card is required for operation to store configuration and firmware data.

Model Identification

  • Brand designation is listed as Siemens within the industrial automation component catalog. Use the source path SIPLUS extreme RAIL fail-safe CPUs / SIPLUS S7-1500 CPU 1516F-3 PN/DP RAIL to confirm catalog context, model family, parameter review scope, and technical inquiry preparation notes.
  • Product classification identifies this as a SIPLUS extreme RAIL fail-safe CPU variant.
  • Base model reference is noted as being based on 6ES7516-3FP03-0AB0 specifications.
  • Lifecycle status is currently recorded as Active Product for ongoing project planning.

Technical Parameters

Product typeSIPLUS S7-1500 CPU 1516F-3 PN rail based on 6ES7516-3FP03-0AB0 with conformal coating OT4: -40
LifecycleActive Product
Dimensions16.2 x 15.6 x 8.3 cm
Net weight0.596 Kg
Source categorySIPLUS S7-1500 CPU 1516F-3 PN/DP RAIL

Parameters are factual source fields retained for model review.

Parameter Review

  • Conformal coating OT4 provides protection against specific environmental stressors during operation. Check product-owned images, label text, connector area, and submitted model references against the exact 6AG2516-3FP03-4AB0 record before publication.
  • Standard temperature range is defined as -40 degrees Celsius up to +70 degrees Celsius.
  • Short-term thermal tolerance allows exposure to 85 degrees Celsius for ten-minute durations.
  • Physical dimensions are recorded as 16.2 cm by 15.6 cm by 8.3 cm.
  • Net weight of the unit is specified as 0.596 kilograms for logistics assessment.

Catalog Classification

SIPLUS extreme RAIL fail-safe CPUs / SIPLUS S7-1500 CPU 1516F-3 PN/DP RAIL

Image & Label Review

  • Visual inspection should confirm the presence of the OT4 conformal coating layer. Review Siemens 6AG2516-3FP03-4AB0 as plc cpu controllers with source category SIPLUS S7-1500 CPU 1516F-3 PN/DP RAIL, recorded lifecycle Active Product, and submitted model identity.
  • Check that all port labels match the PROFINET and PROFIBUS interface descriptions.
  • Verify the model plate displays the full part number 6AG2516-3FP03-4AB0 clearly.
  • Ensure the rail mounting clips are intact and undamaged for secure installation.

Product Image Gallery

Front view of Siemens 6AG2516-3FP03-4AB0 industrial controller module

Inquiry Preparation

  • Review project documentation to confirm the need for fail-safe CPU functionality. Keep dimensions 16.2 x 15.6 x 8.3 cm and net weight 0.596 Kg unchanged while comparing project documents and product image evidence.
  • Assess whether the extended temperature range meets the specific site environmental conditions.
  • Determine the required memory card capacity for program and data storage needs.
  • Evaluate network topology requirements for PROFINET IRT and PROFIBUS integration points.

Category Context

This component falls under the broader category of PLC CPUs and controllers.

It serves as a central processing unit for advanced automation control strategies.

Review Notes

  • Confirm that the base model 6ES7516-3FP03-0AB0 aligns with existing system designs.
  • Verify that the 6 ns bit performance satisfies the cycle time requirements.
  • Ensure that the two-port switch capability fits the network infrastructure plan.
  • Check that the SIMATIC Memory Card requirement is accounted for in setup.

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