6FC5357-0BB15-0AA0 | Siemens SINUMERIK 840D NCU 571.5 CNC Hardware Module, 400 MHz, 64 MB

Siemens · PLCs & Industrial Controllers

Description  The Siemens 6FC5357-0BB15-0AA0 is a CNC hardware module from the SINUMERIK 840D/DE platform, equipped with a 400 MHz processor and 64 MB memory for advanced motion control tasks. Designed as an NCU 571.5 unit, it provides the central numerical control capability for high-performance machine tools.     Technical Specifications  Condition New/Never Used Surplus Brand Siemens Category PLCs/Machine Control Part Number 6FC5357-0BB15-0AA0 Subcategory PLC Module/Rack System Platform SINUMERIK 840D/DE Hardware Type NCU 571.5 CNC control unit Processor Speed 400 MHz System Memory 64 MB NC Memory 3 MB PLC Memory 128 KB Fieldbus Support PROFIBUS DP prepared Product Lifecycle Discontinued (since 2020-11-16) Operating Function CNC computation and machine axis control Communication Interfaces PROFIBUS-ready, internal controller bus Software Included None (requires external software installation) Application CNC machine tools, industrial automation Mounting Internal CNC rack/module slot Operating Environment Industrial control cabinet Status Discontinued by manufacturer Weight 0.64 lbs     Information About 6FC5357-0BB15-0AA0 The 6FC5357-0BB15-0AA0 belongs to the SINUMERIK 840D/DE control system family, serving as the main Numerical Control Unit (NCU) for complex machining environments. It includes dedicated NC (3 MB) and PLC (128 KB) memory areas and is prepared for PROFIBUS DP communication, ensuring compatibility with distributed I/O and drive systems. This hardware module operates without pre-installed system software, allowing integration into existing or serviced CNC installations requiring custom software loading. As a discontinued component, it functions primarily as a spare part for maintaining legacy Siemens CNC machines. Key Features: NCU 571.5 Main Processor Unit: Acts as the central control platform for SINUMERIK 840D/DE CNC systems. 400 MHz CPU: Provides sufficient processing performance for multi-axis machining and advanced motion profiles. 64 MB System Memory: Supports CNC runtime, motion logic, and user-specific expansions. Dedicated NC Memory (3 MB): Ensures stable storage for machining programs and CNC functions. PLC Memory (128 KB): Optimized for integrated PLC tasks within the SINUMERIK platform. PROFIBUS DP Prepared: Ready for connecting drives, I/O stations, operator panels, and field devices. Software-Free Hardware Delivery: Ships without system software for flexible integration into existing machine configurations. High-Precision CNC Platform: Suitable for milling, turning, grinding, and multi-axis machine tools. Discontinued Spare Part: Supports service, repair, and life-extension of older SINUMERIK 840D installations. Durable Industrial Construction: Designed for continuous operation in demanding manufacturing environments. The 6FC5357-0BB15-0AA0 delivers the reliability and precision required for controlling advanced CNC machines across numerous industrial sectors.

Brand: Siemens · Category: PLCs & Industrial Controllers

Key features

• NCU 571.5 Main Processor Unit: Acts as the central control platform for SINUMERIK 840D/DE CNC systems.
• 400 MHz CPU: Provides sufficient processing performance for multi-axis machining and advanced motion profiles.
• 64 MB System Memory: Supports CNC runtime, motion logic, and user-specific expansions.
• Dedicated NC Memory (3 MB): Ensures stable storage for machining programs and CNC functions.
• PLC Memory (128 KB): Optimized for integrated PLC tasks within the SINUMERIK platform.
• PROFIBUS DP Prepared: Ready for connecting drives, I/O stations, operator panels, and field devices.
• Software-Free Hardware Delivery: Ships without system software for flexible integration into existing machine configurations.
• High-Precision CNC Platform: Suitable for milling, turning, grinding, and multi-axis machine tools.
• Discontinued Spare Part: Supports service, repair, and life-extension of older SINUMERIK 840D installations.
• Durable Industrial Construction: Designed for continuous operation in demanding manufacturing environments.

Specifications

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