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      In Stock
      Central Processor Unit

      1747-L553

      Spare Part Number

      PN1747L553

      Product Information:

      CPU or Central Processor Unit module

      from the Allen-Bradley SLC 500 and

      SLC 5/05 series. This CPU has CMOS

      RAM built into it that supports battery backup


      • One-year warranty
      • Global shipping
      • Exact-model verification
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      Technical specifications for

      1747-L553

      0 TECHNICAL PARAMETERS
      • Manufacturer:
        Allen-Bradley
      • Product Category:
        PLC and Machine Control
      • Spare Part Number:
        1747L553
      • Estimated shipping dimensions:
        25x16.5x6cm
      • Weight:
        0.45 kg
      • Tariff Code:
        8537101190
      • Country of origin:
        USA
      • Place of shipment:
        Xiamen, Fujian, China
      • Product Line:
        SLC 500
      • Module Type:
        SLC 5/05 Processor
      • Memory:
        Up to 64 KB, Battery Backed-RAM
      • Program Scan Time:
        0.9 ms/K
      • User Memory:
        64,000 Words
      • Chassis Module:
        30 Slots
      • I/O Scan Time:
        0.225 milliseconds
      • Communication:
        Ethernet, RS-232
      • Series:
        Allen-Bradley SLC 500
      • Stock Availability:
        50
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      BUYER INFORMATION

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      • 01

        Factory Sealed

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      • 03

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      Manuals

      1747-L553.pdf
      PRODUCT & ORDER FAQS

      Questions buyers ask about 1747-L553

      • How does 1747-L553 embody the architectural philosophy of the Allen-Bradley SLC 500 controller family?

        1747-L553 is engineered as a high-performance SLC 500 processor, emphasizing deterministic scan execution, modular I/O integration, and reliable program memory management within distributed control environments.

      • What computational capabilities distinguish 1747-L553 in complex ladder logic and data-intensive applications?

        1747-L553 provides enhanced processing throughput and expanded memory resources, enabling efficient execution of large ladder logic programs, advanced data handling, and time-critical control routines.

      • In what way does 1747-L553 facilitate deterministic communication across industrial networks?

        1747-L553 supports multiple industrial communication interfaces, allowing reliable data exchange with HMIs, peer controllers, and supervisory systems using established Allen-Bradley protocols.

      • What diagnostics and fault-handling mechanisms are inherently supported by 1747-L553?

        1747-L553 incorporates comprehensive diagnostic reporting, processor status monitoring, and fault code generation, enabling rapid troubleshooting and reduced mean time to repair.

      • Why is 1747-L553 still regarded as a dependable controller for mission-critical industrial applications?

        1747-L553 combines proven SLC 500 architecture, robust processing performance, and long-term field reliability, making it a trusted programmable controller for mature industrial automation infrastructures.
      All FAQ
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