1747-L542 B

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Overview of Allen-Bradley 1747-L542-B SLC 5/04 Processor

The Allen-Bradley 1747-L542-B is a modular SLC 5/04 processor in the SLC 500 programmable controller family. It features 32 KB of user memory that is battery-backed with flash EPROM for program and data retention. The processor supports up to 4096 discrete inputs and outputs, and 480 analog I/O points. It includes integrated Data Highway Plus (DH+) and RS-232 communication ports for interfacing with HMIs, SCADA systems, and other controllers.

Key Features

  • 32 KB user memory with battery-backed RAM and flash EPROM backup
  • Supports up to 4096 discrete input/output points and 480 analog input/output points
  • Fast program scan time of approximately 0.9 ms per 1K instructions
  • Fast I/O scan time of approximately 0.225 milliseconds
  • Integrated DH+ and RS-232 communication ports
  • Standard LEDs for Run, CPU Fault, Battery Low, Forced I/O, DH+, and RS-232 status indication
  • Backplane current draw: 1 A at 5 V DC, 175 mA at 24 V DC
  • Operating temperature range: 0 to 60 °C (32 to 140 °F)
  • Supports up to 3 I/O chassis with a maximum of 30 module slots
  • Vibration and shock resistant with adherence to NEMA ICS 2-230 noise immunity standard

Technical Specifications

Model 1747-L542-B
Series SLC 5/04
User Memory 32 KB Battery-backed RAM
Discrete I/O Supported 4096 inputs and 4096 outputs
Analog I/O Supported 480 points
Program Scan Time 0.9 ms per 1K instructions
I/O Scan Time 0.225 milliseconds
Communication DH+, RS-232 serial
Backplane Current Load 1 A at 5 V DC, 175 mA at 24 V DC
Operating Temperature 0 to 60 °C (32 to 140 °F)
Max I/O Chassis 3 local chassis (30 slots max)
Certifications NEMA ICS 2-230 noise immunity

Applications

The 1747-L542-B processor is suitable for medium to large industrial control systems requiring extensive I/O and reliable communication capabilities. It is commonly used in manufacturing automation, process control, and integration with supervisory control systems.

1747-L542 B

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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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