Allen-Bradley
1756-M3 Allen-Bradley ControlLogix Logix5550 2Mbyte Expansion Memory Card
In stock, ready to ship
Manufacturer: Allen-Bradley
Product No.: 1756-M3
Product Type: Memory Card
Product Origin: USA
Payment: T/T
Weight: 1000g
Shipping port: Xiamen
Warranty: 12 months
Yes, we provide a 30-day money-back guarantee for all purchases.
Yes, all items come with a 12-month warranty from the date of shipment.
Allen-Bradley 1756-M3
2 MB Memory Expansion Module for ControlLogix 5550
Product Overview
The 1756-M3 is a 2 MB memory expansion module developed by Rockwell Automation for use with ControlLogix 5550 controllers. It increases the memory capacity of the controller, enabling support for larger and more complex programs in legacy automation systems.
- Model: 1756-M3
- Product Type: ControlLogix Memory Expansion Module
- System Compatibility: ControlLogix 5550 Series
Technical Specifications
| Attribute | Specification |
|---|---|
| Memory Capacity | 2 MB |
| Mounting | Installed in controller slot (ControlLogix chassis) |
| Operating Temperature | 0°C to +60°C |
| Storage Temperature | –40°C to +85°C |
| Certifications | UL, CE, CSA |
| Replacement Availability | No direct replacement available |
Features
- Expands available memory for ControlLogix 5550 processors
- Supports larger logic programs and data structures
- Plug-and-play installation in designated controller slot
- Extended environmental tolerance for industrial use
- Legacy module; migration to ControlLogix 5580 series recommended