Product image is representative; revision or series may vary. Contact us to request a specific version.
1756-L81E
The 1756-L81E from Allen Bradley is a robust controller from the ControlLogix series, featuring an extensive task management capability. This model can efficiently handle up to 32 tasks, allowing for high flexibility and complex operations.
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Technical specifications for 1756-L81E
| Manufacturer | Allen Bradley |
|---|---|
| Product Type | Controller |
| Product Line | ControlLogix |
| Part Number | 1756-L81E |
| UPC | 887172361326 |
| Weight | 0.94 lbs (0.43 kg) |
| Number of Tasks | 32 Tasks |
| Number of Programs per Task | 1000 Programs per Task |
| Event Triggers Option | No limit for local I/O triggers |
| USB Ports | 1 Port |
| USB Port Speed | 12 Mbps |
| Ethernet Port | 1 Port |
| Ethernet Port Speeds | 10, 100, or 1000 Mbps |
| Ethernet Communication | Supported |
| ControlNet Communication | Supported |
| DeviceNet Communication | Supported |
| Remote I/O Communication | Supported |
With the Allen Bradley 1756-L81E controller, users benefit from a powerful processing unit ideal for intricate automation tasks. It is designed to handle up to 32 independent tasks, each capable of containing 1000 distinct programs, which is valuable for managing diverse operations simultaneously. The flexibility of this controller allows unlimited local I/O triggers, enhancing event management.
Connectivity is a strong point of the 1756-L81E, featuring a USB port that operates at a speed of 12 Mbps, ensuring efficient data transfer. In terms of network communication, this controller is equipped with an Ethernet port, offering variable speeds of 10, 100, or 1000 Mbps, thereby catering to various network configurations. It directly supports multiple communication protocols, including Ethernet, ControlNet, DeviceNet, and remote I/O, making it suitable for comprehensive industrial applications. The versatility and comprehensive feature set of the 1756-L81E ensure it is well-equipped for both current and future automation needs.
| Revision Part # | Also known as | |
|---|---|---|
| 1756-L81E Ser A | 1756-L81E/A, Series A, Rev A | |
| 1756-L81E Ser B | 1756-L81E/B, Series B, Rev B | |
| Don't see your particular revision? Contact us now. | ||
- 1756-L8IE
- 1756-LB1E
- 1756L81E
- 1756L8IE
- 1756LB1E
- I756-L81E
- I756-L8IE
- I756-LBIE
- I756L81E
- I756L8IE
- I756LBIE
Does the 1756-L81E come with a warranty?
Yes, the 1756-L81E includes a free 2-year DO Supply warranty. You can upgrade to a 3-year warranty at checkout for even more protection.
What is the difference between the 1756-L81E and 1756-L84E?
The main difference between the controllers are the embedded user memory. The 1756-L84E has 20MB user memory while the 1756-L81E has 3MB user memory.
Does the 1756-L81E support redundant or high-availability configuration?
Yes. The 1756-L81E supports simplex and redundant controller configuration.
Does the 1756-L81E support DeviceNet communication?
Yes. It supports DeviceNet configuration by installing a DeviceNet communication module. By default, the 1756-L81E is capable of Ethernet I/P communication.
The Allen-Bradley 1756-L81E is a ControlLogix controller. It is part of the Programmable Automation Controller (PAC) family which features a user memory of 3MB with integrated One (1) Ethernet and One (1) USB communication ports. It is capable of interfacing 128,000 Discrete I/O and 4000 Analog I/O memory.