Product Overview

The Allen-Bradley 1756-L63 is a ControlLogix Logix5563 programmable automation controller. This processor features 8MB of user memory and 478KB of I/O memory. It includes one RS-232 serial port for built-in communication. The Allen-Bradley 1756-L63 supports up to 128,000 discrete I/O and 4,000 analog I/O points. Users trust this controller for demanding automation applications.

Technical Specifications

The 1756-L63 delivers powerful processing with extensive I/O capability. Below are the complete technical details.

General Specifications

• Manufacturer: Rockwell Automation for industrial control reliability.

• Brand: Allen-Bradley for ControlLogix compatibility.

• Part Number: 1756-L63 for precise identification.

• Series: ControlLogix programmable automation controller family.

• Product Type: Programmable Automation Controller (PAC).

• Module Type: Processor Module.

• UPC: 10612598073433 for universal product identification.

Memory Specifications

• User Memory: 8 MB for program and data storage.

• I/O Memory: 478 KB for I/O image and mapping.

• Non-Volatile Memory: 128 MB (optional) via 1784-CF128 Compact Flash Card.

• Fixed Memory Options: 2, 4, or 8 MB available.

• Battery Type: 1756-BA1 or 1756-BATM for RAM backup.

• Battery Backup: Battery-backed Random Access Memory (RAM).

I/O Capacity

• Maximum Discrete I/O: 128,000 input and output points.

• Maximum Analog I/O: 4,000 input and output signals.

• I/O Chassis Compatibility: 1756-A4, A7, A10, A13, A17.

Task and Program Specifications

• Number of Tasks: 32 tasks total.

• Programs per Task: 100 programs maximum.

• Event Task: All triggers supported.

• Program Scan Time: 0.08 milliseconds.

Built-In Communication

• Primary Port: 1 USB port (built-in).

• Serial Port: 1 RS-232 serial communication interface.

• Serial Protocols: Modbus via logic, DH-485, DF1 radio modem, ASCII, DF1 full/half-duplex.

Optional Communication Adapters

• EtherNet/IP: For standard industrial Ethernet.

• ControlNet: For real-time control and I/O.

• DeviceNet: For device-level networking.

• Data Highway Plus: For legacy DH+ networks.

• Remote I/O: For remote rack connectivity.

• SynchLink: For high-speed drive synchronization.

• Third-party networks: Process and device networks.

Redundancy and Motion

• Redundancy: Full support for high-availability systems.

• Integrated Motion: Using SERCOS (Serial Real-Time Communication System).

• Motion Options: Encoder input, LDT input, SSI input, motion over EtherNet/IP.

Power Specifications

• Backplane Current (5 Volts DC): 1.2 Amps (1200 mA).

• Backplane Current (24 Volts DC): 14 milliamps.

• Current Draw at 5.1V DC: 1200 mA.

• Current Draw at 24V DC: 14 mA.

• Power Dissipation: 3.5 Watts.

• Thermal Dissipation: 11.9 BTU/hour.

Isolation Specifications

• Continuous Isolation Voltage: 30 Volts.

• Basic Insulation Type: Standard for industrial applications.

• Type-Tested Voltage: 720 Volts DC for 60 seconds.

Physical Specifications

• Weight: 0.71 pounds (0.32 kilograms).

• Chassis Based: Installs in ControlLogix chassis.

• Compatible Power Supplies: 1756-PA50, PA72, PA75, PB50, PB72, PB75, PA75R, PB75R, PSCA2.

Environmental Specifications

• Operating Temperature: 0 to 60°C (maximum surrounding air temperature 60°C).

• Non-Operating Temperature: -40 to 85°C.

• Relative Humidity: 5 to 95% (non-condensing).

• Vibration: 2 g at 10 to 500 Hertz.

• Operating Shock: 30 g.

• Non-Operating Shock: 50 g.

Battery Information

• Series A Controllers: 1756-BA1, 1756-BATM, 1756-BATA.

• Series B Controllers: 1756-BA2.

• Nonvolatile Memory Card: 1784-CF64 (Compact Flash).

Installation Guide

Follow these steps to install the Allen-Bradley 1756-L63 correctly.

1. Power Down the Chassis: Turn off all power to the ControlLogix rack.

2. Select the Right Chassis: Use 1756-A4, A7, A10, A13, or A17.

3. Insert the Processor: Slide the 1756-L63 into the designated CPU slot.

4. Secure the Module: Lock using the retaining clips at top and bottom.

5. Install Battery: Insert 1756-BA1 or 1756-BATM for memory backup.

6. Connect Power Supply: Install 1756-PA50, PB50, or compatible supply.

7. Add Communication Modules: Insert EtherNet/IP, ControlNet, or DeviceNet adapters as needed.

8. Connect Programming Device: Use the USB port or RS-232 serial port.

9. Apply Power: Turn on the chassis power supply.

10. Launch Configuration Software: Use RSLogix 5000 or Studio 5000.

11. Download Program: Transfer logic to the 8MB user memory.

12. Configure I/O: Set up discrete and analog I/O mapping.

13. Set Up Redundancy: If used, configure full redundancy support.

14. Configure Motion: Set up SERCOS or motion over Ethernet parameters.

15. Verify Operation: Check scan time of 0.08 milliseconds.

Installation Notes

• The processor draws 1.2 Amps at 5V DC from the backplane.

• Maximum discrete I/O is 128,000 points for large systems.

• Up to 32 tasks with 100 programs per task are supported.

• Non-volatile memory requires 1784-CF128 Compact Flash card.

• Redundancy is fully supported for high-availability applications.

Packaging List

This unit ships as a new and original product.

• Allen-Bradley 1756-L63 ControlLogix Logix5563 Processor

• Battery (1756-BA1 or compatible)

• Product data sheet

• Anti-static factory packaging box

Frequently Asked Questions (FAQ)

1. How much user memory does the 1756-L63 processor have?
The Allen-Bradley 1756-L63 has 8 MB of user memory and 478 KB of I/O memory. Optional non-volatile memory up to 128 MB is available via Compact Flash.

2. What is the maximum I/O capacity of the 1756-L63?
The 1756-L63 supports up to 128,000 discrete I/O points and 4,000 analog I/O signals. This suits large-scale automation systems.

3. Does the 1756-L63 support processor redundancy?
Yes, the Allen-Bradley 1756-L63 has full redundancy support. This enables high-availability applications with automatic failover.

4. What communication protocols does this processor support?
The 1756-L63 supports EtherNet/IP, ControlNet, DeviceNet, Data Highway Plus, Remote I/O, and SynchLink. Additional third-party protocols are available via partner modules.

5. What is the program scan time of the 1756-L63?
The Allen-Bradley 1756-L63 has a program scan time of 0.08 milliseconds. This provides fast execution for time-critical control loops.