
Siemens 6AG1226-6DA32-5XB0 SIPLUS SM 1226 Fail-Safe Digital Output
This listing details the Siemens SIPLUS SM 1226 fail-safe digital output module, identified by part number 6AG1226-6DA32-5XB0. It is designed for harsh environments with conformal coating and supports PROFIsafe communication protocols.
Quick Facts
- Part number
- 6AG1226-6DA32-5XB0
- Brand
- Siemens
- Category
- I/O Modules
- Product type
- I/O Modules
- Lifecycle
- Active Product
- Dimensions
- 10.7 x 8.5 x 9.00 cm
- Net weight
- 0.27 Kg
- Source category
- SIPLUS SM 1226 fail-safe digital output
Product Overview
The Siemens 6AG1226-6DA32-5XB0 is a specialized industrial component within the SIPLUS product line, engineered for robust performance in challenging operational conditions. This unit serves as a fail-safe digital output module, providing enhanced safety features for critical automation processes.
Based on the standard S7-1200 platform, this specific variant integrates conformal coating to protect internal electronics from moisture, dust, and corrosive agents. The design ensures reliable operation across a wide temperature range, making it listed for demanding industrial applications.
Technical Review Notes
- This module features four fail-safe digital outputs rated for DC 24V at 2A per channel, ensuring precise control over safety-critical actuators.
- It supports PROFIsafe protocol, allowing safe communication over standard PROFINET networks while maintaining integrity and monitoring of safety signals.
- The physical dimensions are recorded as 10.7 x 8.5 x 9.00 cm, with a net weight of 0.27 Kg, facilitating easy integration into existing rack systems.
- Operational reliability is maintained within an extended ambient temperature range of -25°C to +55°C, thanks to the protective conformal coating application.
- Safety performance aligns with PL e according to ISO 13849-1 standards and achieves SIL3 classification under IEC 61508 for high-risk environments.
- The module width is specified at 70 mm, allowing for compact mounting configurations without compromising the necessary safety isolation and protection levels.
Model Identification
- The part number 6AG1226-6DA32-5XB0 uniquely identifies this SIPLUS version, distinguishing it from standard S7-1200 modules through its environmental hardening.
- This model is derived from the base part 6ES7226-6DA32-0XB0, incorporating additional protective measures for use in harsh industrial settings.
- The SIPLUS designation indicates that the device has undergone specific testing and modification to meet extended environmental and mechanical stress criteria.
- Review the submitted model against project documentation to confirm that the fail-safe digital output configuration matches your safety system requirements.
Technical Parameters
| Product type | I/O Modules |
|---|---|
| Lifecycle | Active Product |
| Dimensions | 10.7 x 8.5 x 9.00 cm |
| Net weight | 0.27 Kg |
| Source category | SIPLUS SM 1226 fail-safe digital output |
Parameters are factual source fields retained for model review.
Parameter Review
- Source parameter review confirms the output type as fail-safe digital, providing two-channel monitoring for each of the four output points.
- The electrical rating of DC 24V with 2A capacity per channel is consistent with standard industrial safety relay and actuator interfaces.
- Dimensional data listed as 10.7 x 8.5 x 9.00 cm should be verified against panel cutout specifications during the planning phase.
- Weight information recorded at 0.27 Kg assists in calculating load distribution for DIN rail mounting structures in control cabinets.
- Temperature range specification of -25...+55 °C requires assessment of local environmental conditions to ensure compliance with operational limits.
Catalog Classification
Image & Label Review
- Visual inspection of product images should focus on the clarity of the type plate labeling for accurate part number verification.
- Check for visible signs of the conformal coating on internal components if disassembly images are provided for quality assurance purposes.
- Compare the physical connector layout in images with technical diagrams to ensure proper wiring alignment during installation procedures.
- Review image resolution to confirm legibility of safety ratings and certification marks printed directly on the module housing surface.
Product Image Gallery

Inquiry Preparation
- Gather all relevant project documents specifying safety integrity levels to verify that PL e and SIL3 classifications meet your system needs.
- Prepare detailed environmental data including expected temperature extremes and exposure to contaminants to validate the suitability of the SIPLUS coating.
- Compile wiring diagrams showing DC 24V load requirements to ensure the 2A per channel capacity is sufficient for your actuators.
- Document any specific PROFIsafe configuration parameters required for your safety PLC to facilitate seamless integration and communication setup.
Category Context
This item falls under the broader category of I/O Modules, specifically focusing on fail-safe digital output solutions for safety systems.
It belongs to the SIPLUS product family, which offers enhanced durability and environmental resistance for industrial automation components.
Review Notes
- Ensure that the inquiry includes all necessary technical specifications to allow for a comprehensive evaluation of the product fit.
- Cross-reference the active product lifecycle status with your long-term maintenance and support requirements for the automation system.
- Verify that the review restriction class B is understood, requiring direct contact with designated Siemens review contacts for further assistance.
- Confirm that all dimensional and electrical constraints are documented accurately to prevent integration issues during the implementation phase.



