What are the electrical requirements for the 1756-L63S?

The controller draws 1.2 A at 5.1 V DC and 14 mA at 24 V DC, with a power dissipation of 3.5 W.

What type of enclosure does the 1756-L63S use?

The controller uses an open-style enclosure.

Is the Allen-Bradley 1756-L63S new or used?

We offer the 1756-L63S in multiple conditions, from unused surplus to professionally reconditioned units. Every option is sourced and verified independently and covered by our 2-year replacement warranty.

What is the Allen-Bradley 1756-L63S?

The 1756-L63S is an Allen-Bradley ControlLogix 1756 GuardLogix controller.

Part number	1756-L63S
Product type	GuardLogix controller
Product line	ControlLogix
Manufacturer	Allen Bradley
I/O memory	478 KB
User memory	8 MB
Maximum I/O	128,000
Maximum analog I/O	4,000
Maximum digital I/O	128,000
Current draw at 5.1 VDC	1.20 A
Current draw at 24 VDC	14 mA
Power dissipation	3.5 W
Thermal dissipation	11.9 BTU/hr
Isolation voltage	30 V continuous
Enclosure	Open-style
Weight	0.94 lb (0.43 kg)

Allen-Bradley

1756-L63S

Q: What is the 1756-L63S controller used for?

The 1756-L63S is a Rockwell Automation GuardLogix controller in the ControlLogix product line, designed for standard control and safety-related applications.

Q: How much memory does the 1756-L63S provide?

It provides 8 MB of user memory and 478 KB of I/O memory.

Q: What I/O capacity does the 1756-L63S support?

The controller supports up to 128,000 total I/O points, including 4,000 analog I/O points and 128,000 digital I/O points.

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Ready to ShipPLCs ControlLogix 1756

The Rockwell Automation 1756-L63S is a GuardLogix controller in the ControlLogix product line for standard control and safety-related applications. It provides 8 MB of user memory and 478 KB of I/O memory, with support for up to 128,000 total I/O points, including 4,000 analog I/O points and 128,000 digital I/O points. The open-style controller draws 1.2 A at 5.1 V DC and 14 mA at 24 V DC, dissipates 3.5 W, and has a 30 V continuous isolation rating.

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Overview of Allen-Bradley 1756-L63S

The Allen-Bradley 1756-L63S is a GuardLogix controller in the ControlLogix product line, designed for standard control and safety-related applications. It combines ControlLogix controller functions with safety-related features for industrial automation systems.

The controller supports standard and safety communication through EtherNet/IP, DeviceNet, and ControlNet networks. Its open-style enclosure is intended for installation within a ControlLogix chassis, where physical connections to controller modules are supported.

Key Features

The 1756-L63S provides 8 MB of user memory and 478 KB of I/O memory. It can address up to 128,000 total I/O points, including 4,000 analog I/O points and 128,000 digital I/O points.

For safety-related functions, the controller uses an isolated second channel provided by the coprocessor safety partner. The controller also includes a built-in lithium battery and supports RUN, PROGRAM, and REMOTE operating modes.

Performance and Capacity

The controller draws 1.2 A at 5.1 V DC and 14 mA at 24 V DC. Its power dissipation is 3.5 W, with thermal dissipation listed at 11.9 BTU per hour.

The 1756-L63S has a 30 V continuous isolation rating. Its open-style enclosure provides no additional enclosure protection.

Installation and Compatibility

The 1756-L63S is part of the ControlLogix system and is installed in a ControlLogix I/O chassis. The chassis supports physical connections between the controller and modules on the ControlLogix backplane.

Controller operation and configuration are handled by the primary controller. The reference identifies the product as an open-style GuardLogix controller and lists the part number as 1756-L63S.

Applications and Industries

This controller is suited to industrial machine control applications that require both standard automation and safety-related control functions. Its ControlLogix chassis compatibility supports integration with I/O and communication modules in a broader control system.

The combination of user memory, I/O capacity, network support, and safety-oriented architecture makes the 1756-L63S suitable for applications where centralized control and safety functions are required in an industrial environment.