• Allen-Bradley 1756-L63/B
  • Allen-Bradley 1756-L63/B
  • Allen-Bradley 1756-L63/B
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Allen-Bradley 1756-L63/B ControlLogix 5563 Series B Programmable Automation Controller

Allen-Bradley 1756-L63/B ControlLogix 5563 Series B Programmable Automation Controller

Description

The Allen-Bradley 1756-L63/B is a high-performance Programmable Automation Controller (PAC) belonging to the ControlLogix 5563 Series B hardware family. Designed for demanding industrial environments, this chassis-mounted processor manages complex discrete,...

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SKU: 1756-L63/B
Vendor: Allen-Bradley
Category: Programmable Automation Controller
Related Series:

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  • Full Coverage: Every component is backed by a 12-month comprehensive warranty from the date of purchase.
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Description

The Allen-Bradley 1756-L63/B is a high-performance Programmable Automation Controller (PAC) belonging to the ControlLogix 5563 Series B hardware family. Designed for demanding industrial environments, this chassis-mounted processor manages complex discrete, motion, and process control applications. It is engineered to handle large logical sequences, analog control matrices, and multi-network communication pipelines, ensuring deterministic system cycles. The controller's multi-tasking operating engine segregates execution routines to minimize processing delays, thereby enhancing system stability and reducing the risk of unscheduled downtime in distributed factory architectures.

Features

  • High-Capacity Processing: Supports up to 32 concurrent controller tasks with up to 100 programs per task.
  • Memory Specifications: Equipped with 8 MB of user volatile memory and 478 KB of dedicated I/O memory; supports up to 128 MB of non-volatile storage via an optional 1784-CF128 CompactFlash card.
  • Communication Versatility: Features an integrated RS-232 serial port supporting DF1, DH-485, ASCII, and Modbus protocols. Supports extensive network expansion via optional bridges for EtherNet/IP, ControlNet, DeviceNet, and SynchLink.
  • Redundancy Support: Capable of full hardware redundancy with localized synchronization links for bumpless switchover operations.
  • Robust Design: Built for industrial reliability with a 30 g operating shock rating and 2 g vibration tolerance.

Applications

The 1756-L63/B is widely deployed in critical infrastructure and heavy industrial sectors, including oil and gas refining, electrical power generation, water treatment, and large-scale manufacturing automation.

Technical Specifications

Model 1756-L63/B
Series ControlLogix 5563 (Series B)
User Memory 8 MB RAM
Discrete I/O Capacity 128,000 Points
Analog I/O Capacity 4,000 Points
Backplane Current (5.1V) 1.2 A
Power Dissipation 3.5 W
Operating Temperature 0 to 60 deg C
Relative Humidity 5 to 95% (non-condensing)
Battery Type 1756-BA2 Lithium

Installation Guidelines

  • Chassis Mounting: Designed for installation in standard 1756 ControlLogix chassis. Ensure the module is fully seated and the top/bottom retaining latches are locked.
  • Power Requirements: Ensure the chassis power supply (e.g., 1756-PA75, 1756-PB75) is sized correctly to handle the 1.2 A current draw at 5.1 VDC.
  • ESD Precautions: Always use a properly grounded wrist strap when handling the module to prevent electrostatic discharge damage to internal components.
  • Environment: Maintain ambient temperatures between 0 and 60 deg C. Ensure adequate airflow within the cabinet to stay within the 3.5 W power dissipation limit.
  • Battery Handling: Install the 1756-BA2 battery prior to operation to maintain memory during power cycles. Replace the battery only when the controller is powered to avoid data loss.

FAQ

What is the primary difference between the 1756-L63/B and previous versions?

The 1756-L63/B is a Series B controller, which offers improved hardware reliability and compatibility with updated firmware versions compared to earlier Series A models. It is specifically designed to support the 1756-BA2 lithium battery.

Can this module be used in a redundant configuration?

Yes, the 1756-L63/B supports hardware redundancy when paired with a compatible redundant controller pair and synchronization modules, allowing for bumpless switchovers in critical applications.

Does this module include a CompactFlash card?

No, the 1784-CF128 CompactFlash card is an optional accessory used for non-volatile memory storage and program backup; it must be purchased separately.