
6AG2516-3FP03-2AB0 SIPLUS S7-1500 CPU 1516F-3 PN
This entry details the Siemens SIPLUS S7-1500 CPU 1516F-3 PN with extended environmental ratings. The unit features conformal coating for operation in challenging industrial conditions.
Quick Facts
- Part number
- 6AG2516-3FP03-2AB0
- Brand
- Siemens
- Category
- PLC CPUs & Controllers
- Product type
- SIPLUS S7-1500 CPU 1516F-3 PN rail based on 6ES7516-3AP03-0AB0 with conformal coating OT2: -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 6AG2516-3FP03-2AB0 is a rail-mounted fail-safe central processing unit from the Siemens portfolio. It builds upon the standard S7-1500 architecture with enhanced durability features. Review Siemens 6AG2516-3FP03-2AB0 as plc cpu controllers with source category SIPLUS S7-1500 CPU 1516F-3 PN/DP RAIL, recorded lifecycle Active Product, and submitted model identity.
Designed for harsh environments, this controller includes conformal coating OT2 for temperature ranges between -40°C and +55°C. Short-term tolerance reaches 70°C for ten minutes.
Technical Review Notes
- Central processing unit with 3 MB working 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 networks.
- Second interface supports PROFINET RT protocol for real-time Ethernet applications requiring deterministic data transfer.
- Third interface provides PROFIBUS connectivity for integration with legacy field devices and distributed I/O systems.
- Bit performance is recorded at 6 nanoseconds, ensuring rapid execution of complex control logic tasks.
- Physical dimensions are listed as 16.2 cm by 15.6 cm by 8.3 cm with a net weight of 0.596 kg.
Model Identification
- Base model reference is 6ES7516-3AP03-0AB0, modified with SIPLUS extreme environmental protection standards. 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 indicates active lifecycle status within the manufacturer's current industrial automation catalog.
- Category path identifies this item under SIPLUS extreme RAIL fail-safe CPUs for robust applications.
- Specific variant designation includes PN/DP RAIL configuration for versatile network interface capabilities.
Technical Parameters
| Product type | SIPLUS S7-1500 CPU 1516F-3 PN rail based on 6ES7516-3AP03-0AB0 with conformal coating OT2: -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 |
Parameters are factual source fields retained for model review.
Parameter Review
- Memory allocation specifies 3 MB for program blocks and 7.5 MB for data blocks respectively. Check product-owned images, label text, connector area, and submitted model references against the exact 6AG2516-3FP03-2AB0 record before publication.
- Network interfaces include PROFINET IRT, PROFINET RT, and PROFIBUS for comprehensive connectivity options.
- Environmental rating OT2 covers continuous operation from -40°C up to +55°C with humidity resistance.
- Short-term thermal stress ST1/2 allows exposure to 70°C for durations not exceeding ten minutes.
- Hardware requirement notes indicate that a SIMATIC Memory Card is necessary for specific operational modes.
Catalog Classification
Image & Label Review
- Front view displays the modular rail-mount design typical of the S7-1500 series hardware.
- Labeling confirms the full part number 6AG2516-3FP03-2AB0 for accurate inventory and identification purposes.
- Interface ports are visible on the front panel, showing PROFINET and PROFIBUS connection points.
- Overall form factor matches the stated dimensions of 16.2 x 15.6 x 8.3 centimeters.
Product Image Gallery

Inquiry Preparation
- Verify project temperature requirements against the OT2 and ST1/2 environmental ratings provided.
- Confirm network topology needs for PROFINET IRT, PROFINET RT, and PROFIBUS interfaces.
- Check memory block requirements to ensure 3 MB program and 7.5 MB data sufficiency.
- Review documentation for SIMATIC Memory Card application context and installation procedures before submission.
Category Context
This component falls under the broader PLC CPUs & Controllers category for industrial automation.
It represents a specialized fail-safe solution within the SIPLUS extreme product line offerings.
Review Notes
- Ensure all technical parameters match the specific operational demands of the target application site.
- Cross-reference the base model 6ES7516-3AP03-0AB0 for standard feature comparisons if needed.
- Document the environmental coating type OT2 clearly in project specifications for compliance verification.
- Submit detailed inquiry information including quantity and specific interface configuration requirements for review.



