• Siemens 6ES5905-3RB11
  • Siemens 6ES5905-3RB11
  • Siemens 6ES5905-3RB11
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Siemens 6ES5905-3RB11 SIMATIC S5 Central Processing Unit

Siemens 6ES5905-3RB11 SIMATIC S5 Central Processing Unit

Description

The Siemens 6ES5905-3RB11 is a dedicated central processing unit engineered for the SIMATIC S5-105R automation system. This micro-PLC module is designed for integration within the CC 6ES5 105-3RB controller framework,...

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SKU: 6ES5905-3RB11
Vendor: Siemens
Category: PLC CPU Module
Related Series:

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Description

The Siemens 6ES5905-3RB11 is a dedicated central processing unit engineered for the SIMATIC S5-105R automation system. This micro-PLC module is designed for integration within the CC 6ES5 105-3RB controller framework, providing reliable logic execution for small-scale industrial applications. It is well-suited for managing auxiliary control tasks in environments such as manufacturing lines, conveyor systems, and mining operations, where it performs localized processing to maintain system determinism and reduce the load on primary plant controllers.

Features

  • Logic Processing: Optimized for the S5-105R platform, supporting up to 500 program elements for efficient instruction execution.
  • System Integration: Designed for direct backplane mounting within the S5-105R controller rack for stable, high-speed communication with I/O modules.
  • Diagnostic Capabilities: Integrated status indicators provide immediate visual feedback on processor health and system fault states to facilitate rapid troubleshooting.
  • Compact Design: Small form factor specifically tailored for space-constrained control panels and auxiliary automation cabinets.

Technical Specifications

Model 6ES5905-3RB11
Series SIMATIC S5-105R
Module Type Central Processing Unit (CPU)
Program Capacity 500 Program Elements
Target Controller CC 6ES5 105-3RB
Operating Temperature 0 to 55 deg C
Storage Temperature -40 to 70 deg C
Power Supply 24 VDC (via backplane)

Installation Guidelines

  • Ensure the controller rack is powered down before inserting or removing the CPU module to prevent electrical damage.
  • Verify that the module is correctly aligned with the backplane bus connectors before applying pressure to seat the unit.
  • Maintain adequate clearance around the controller housing to allow for proper airflow and heat dissipation during operation.
  • Ensure all grounding connections for the S5-105R rack are secure to minimize electromagnetic interference (EMI) effects on the processor.
  • Handle the module using ESD-safe practices to protect sensitive internal circuitry from static discharge.

FAQ

Is this CPU compatible with other S5 series controllers?

No, the 6ES5905-3RB11 is specifically designed for the SIMATIC S5-105R platform and the CC 6ES5 105-3RB controller structure. It is not intended for use in other S5-series frames.

Does this module require an external power supply?

The unit receives its 24 VDC power supply directly through the system backplane bus when installed in the compatible controller frame.