Free UPS Ground on All Orders!
Request a
Fast Quote
Account
Cart
Quote
+1 (919) 205-4392
Allen Bradley ControlLogix 1756-L75

Product image is representative; revision or series may vary. Contact us to request a specific version.

1756-L75

|
Need a Specific Revision?

The 1756-L75 from Allen Bradley is a robust controller within the ControlLogix series, designed for versatile and complex automation tasks. This unit can manage a maximum of 32 tasks and allows up to 100 programs per task, accommodating extensive operational requirements.

In Stock
Ships from Raleigh, NC
2 Year DO Supply Warranty
Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
Learn more
Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

Technical specifications for 1756-L75

ManufacturerAllen Bradley
Product TypeController
Product LineControlLogix
Part Number1756-L75
UPC612598876051
Weight0.50 lbs (0.23 kg)
Maximum Number of Tasks32 Tasks
Maximum Programs per Task100 Programs per Task
Event Task OptionsAll event triggers
Built-In USB Port1 USB Port
Ethernet CommunicationSupported
Maximum Number of Controller Connections500 Connections
ControlNet Communication OptionsSupported
Controller Redundancy OptionFull Support
DeviceNet CommunicationSupported
User Memory32 MB
I/O Memory0.98 MB
Maximum Digital I/O128,000 I/O
Maximum Analog I/O4000 I/O
View as PDF
Request a Repair

The Allen Bradley 1756-L75 functions as a sophisticated controller designed specifically for the ControlLogix environment. Equipped to handle 32 tasks concurrently, it allows for extensive programming flexibility with the capability to run 100 programs for each task. The controller is particularly suited for event-based processes, being compatible with all event triggers.

Connectivity is a key feature of the 1756-L75, which includes a built-in USB port for direct access. Ethernet communication is supported, along with options for ControlNet and DeviceNet connectivity, which enable wide-ranging network integration. The controller can maintain as many as 500 simultaneous connections, reflecting its robust networking capabilities.

For applications requiring redundancy, the 1756-L75 fully supports controller redundancy. In terms of memory, this controller includes 32 MB for user data and 0.98 MB allocated for I/O operations, allowing for efficient processing without bottlenecks. The scalability of the device is significant, supporting a maximum of 128,000 digital I/O points and up to 4000 analog I/O points, ensuring that it meets high demand for data handling in complex automation setups.

Revision Part #Also known as
1756-L75 Ser A1756-L75/A, Series A, Rev A
1756-L75 Ser B1756-L75/B, Series B, Rev B
Don't see your particular revision? Contact us now.