1746-L552

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Overview of Allen-Bradley 1746-L552 SLC 5/05 Modular Processor

The Allen-Bradley 1746-L552 is a high-performance modular processor in the SLC 5/05 family, designed for medium to large automation applications. It features 32 KB of battery-backed user memory, supports up to 4096 discrete inputs and outputs, and up to 480 analog I/O points. The processor includes built-in Ethernet/IP and RS-232 communication ports for flexible network connectivity, making it suitable for modern industrial control systems.

Key Features of 1746-L552

  • User Memory: 32,000 words (32 KB) battery-backed RAM with optional flash EPROM backup.
  • I/O Capacity: 4096 discrete inputs, 4096 discrete outputs, 480 analog I/O points.
  • Communication: Built-in 10Base-T Ethernet port and 9-pin RS-232 serial port supporting multiple protocols including Ethernet/IP.
  • Scan Time: Typical programming scan time of 0.9 milliseconds per kilobyte, and I/O scan time of 0.225 milliseconds.
  • System Expansion: Supports up to three I/O chassis, with a total of 30 modules per system.
  • Power Consumption: 1 A at 5 V DC and 200 mA at 24 V DC from the backplane.
  • Environment: Operating ambient temperature from 0 to 60°C (32 to 140°F), with 5 to 95% non-condensing humidity.
  • Physical Dimensions: Standard SLC 500 style module, weighing approximately 0.5 kg.
  • Status Indicators: LED indicators for RUN, CPU FAULT, FORCED I/O, BATTERY LOW, communication status.

Technical Specifications

Specification Details
User Memory 32 KB battery-backed RAM
I/O Points Supported 4096 discrete inputs, 4096 discrete outputs, 480 analog I/O
Communication Ports 10Base-T Ethernet, RS-232 serial
Scan Time 0.9 ms/K program, 0.225 ms I/O
Power Draw 1 A @ 5 V, 0.2 A @ 24 V
Networking Supports up to 3 chassis and 30 slots total
Operating Temperature 0 to 60°C (32 to 140°F)
Weight Approx. 0.5 kg (1.1 lbs)

Applications / Use Cases

The 1746-L552 is ideal for industrial manufacturing, process control, and large machine automation where high I/O density and network connectivity are required. Its robust communication capabilities and memory size make it suitable for integrating diverse control processes and supporting Industry 4.0 applications.

1746-L552

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    4.0

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    95%

    positive reviews

  • LESS THAN

    1%

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Does it come with a warranty?

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

What is the condition of the product?

All products sold are New & Unused.

How fast is shipping?

All products are delivered within 2-8 business days depending on our stock location.

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