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1747-L511 Wiring

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  • 1747-L511
  • 1747-L511 Wiring
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The Allen-Bradley 1747-L511 is a modular hardware style 5/01 processor in the SLC 500 product family. The 1747-L511 is compatible with the 1747-M1 and 1747-M2 EEPROM memory modules which have 1K user words and 4K user words respectively. The 1747-L511 is also compatible with the 1747-M5 memory module. The 1747-L511 has an absolute maximum of 960 local I/O.  Program scan time for the processor is 8ms. It has a maximum of 480 local analog Inputs and Outputs. In addition, it has a typical scan time of 2.6ms and 30 I/O module slots found in the local I/O chassis. The number of local I/O chassis is a maximum of 3.


The 1747-L511 provides LED indicators for PC RUN, CPU FAULT, FORCED I/O and BATTERY LOW. These indicators help in monitoring the performance of the 1747-L511 and aid in pinpointing possible faults. The 1747-L511 has a backplane current of 90mA at 5V and 0mA at 24V DC. It has no heat dissipation per point but has a minimum of 1.75W and a maximum of 1.75W. Since the 1747-L511 is a modular processor, it gives complete control during system configuration. This facilitates building a system that is tailor-made.


For communication, the 1747-L511 uses the DH-485 communication channel for peer-to-peer communication response to message commands. The processor has a capacitor-backed memory. The 1747-L511 is programmed using the available programming software. It complies with the US safety standards and is CE compliant. It also has a powerful ladder logic program instruction set.

Other Automation SLC-500

SKU 2175150  UPC 0799705793569

Allen Bradley SLC 5/01 Proc., 1K Mem., AB 1747-L 1747-L5 1747-L51

Troubleshooting and Product Information for 1747-L511

Download product information, troubleshooting guides and operation manuals to get your PLC operational.

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SLC-500 1747-L511
Weight: 2 Lbs
Dimensions: 6"x6"x3"In
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Other 1747-L511

Available Revisions:

1747-L511 , CIM1747-L511

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