Overview of Allen-Bradley 1747-L532 SLC 5/03 Processor
The Allen-Bradley 1747-L532 is an SLC 5/03 processor module part of the SLC 500 modular controller series. It features 16KB of user memory with 16KB of RAM, capable of controlling up to 4096 inputs, 4096 outputs, and 480 analog I/O points. The processor offers a program scan time of approximately 0.225 milliseconds and supports DH-485 and RS-232 communication ports for network connectivity.
Key Features of 1747-L532
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User Memory: 16,000 words (16 KB RAM) with battery-backed RAM and Flash backup options.
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I/O Capacity: Up to 4096 inputs, 4096 outputs, and 480 analog I/O points.
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Program Scan Time: Approximately 0.225 milliseconds for I/O scan.
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Communication: Integrated DH-485 and RS-232 ports with support for DF1 protocol.
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Processor Type: 16-bit processor with advanced instruction set, including timer, controller, messaging, math, PID, and sequencer.
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Environmental: Operating temperature range 0 to 60°C, shock rating 30G.
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Backup Memory: Supported via Allen-Bradley 1747-M13 memory module, with battery power LED status indicator.
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Power Consumption: Backplane current 500 mA at 5 V DC, 175 mA at 24 V DC.
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Dimensions: Standard SLC 500 module size.
Technical Specifications
User Memory: 16,000 words
RAM: 16 KB
I/O Points: 4096 inputs, 4096 outputs, 480 analog I/O points
Program Scan Time: 0.225 ms for I/O scan
Communication Ports: DH-485, RS-232 serial
Programming: RSLogix 500 software compatible
Operating Temperature: 0 to 60°C (32 to 140°F)
Shock Rating: 30G
Power Consumption: 500 mA at 5 V DC, 175 mA at 24 V DC
Backup Memory: Battery-backed RAM with 1747-M13 memory module
Applications / Use Case
The 1747-L532 processor is ideal for small to mid-sized industrial automation applications, including process control, material handling, and manufacturing systems. It supports both standalone and distributed control architectures and offers robust communication options for integration in networked environments.