3RK3211-2AA10

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The Siemens 3RK3211-2AA10 is a high-quality SIRIUS expansion module designed for modular safety systems, specifically the 3RK3 series. This factory-grade extension module supports 4/8 F-DI configurations and operates at 24 V DC voltage. It offers reliable parameterization through the MSS ES software, ensuring seamless integration into your automation setup. With a compact design of just 22.5 mm width and spring-loaded terminal connections, this module maximizes space efficiency while maintaining robust performance. The 3RK3211-2AA10 meets stringent safety standards, including SIL3 (IEC 61508) and Performance Level E (ISO 13849-1), making it an ideal choice for critical safety applications. Its versatility includes evaluation of emergency stop functions, protective door monitoring, and enabling switches, contributing to comprehensive machine safety. This Siemens expansion module ensures high shock and vibration resistance, reliable insulation, and surge voltage resistance for demanding industrial environments.

Key Features of Siemens 3RK3211-2AA10

  • Designed as an extension module for the SIRIUS 3RK3 modular safety system
  • Supports 4/8 fail-safe digital inputs (F-DI) with 24 V DC operation
  • Parameterizable via MSS ES software for easy configuration
  • Compact dimensions: 22.5 mm width with spring-loaded terminals
  • Complies with SIL3 according to IEC 61508 and Performance Level E (ISO 13849-1)
  • Includes emergency off function, protective door monitoring, and enabling switch evaluation
  • High vibration and shock resistance ensuring durability in harsh conditions
  • Rated insulation voltage of 50 V and surge voltage resistance of 500 V

Explore Siemens 3RK3211-2AA10 specifications for detailed parameters

Parameter Specification
Supply Voltage 24 V DC
Dimensions (HxWxD) 105 mm x 22.5 mm x 124 mm
SIL Rating SIL 3 (IEC 61508)
Performance Level PL e (ISO 13849-1)
Terminal Type Spring-loaded
Shock Resistance 15g / 11 ms
Vibration Resistance 5 - 500 Hz, 0.75 mm

Applications / Use Case

This Siemens 3RK3211-2AA10 is commonly used in factory control panels, enhancing safety in industrial automation and production line systems worldwide. Its capability to monitor emergency stops, protective doors, and enabling switches makes it a key component in automated machinery safety setups. The module’s compliance with high safety integrity levels ensures reliable operation in environments where functional safety is critical, such as in machine automation and packaging operations.

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3RK3211-2AA10

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Does it come with a warranty?

Yes, All products are offered wth 1-Year warranty.

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