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Description
Allen-Bradley 1756-M2/A ControlLogix Nonvolatile Memory Module
The Allen-Bradley 1756-M2/A, also cataloged as the 1756-M2 Nonvolatile Memory Module, operates as a dedicated hardware component for application data backup and firmware storage within ControlLogix 5570 and 5580 controller platforms. It provides removable nonvolatile storage for user programs, configuration files, and controller recovery data.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 1756-M2/A |
| Brand | Allen-Bradley |
| Origin | USA |
| Module Type | Nonvolatile Memory Module |
| Compatible Controllers | ControlLogix 5570 and 5580 series controllers |
| Capacity | 2 MB |
| Function | Stores user programs, configuration data, and controller firmware |
| Form Factor | Removable memory module |
| Weight | 0.3 kg |
| Dimensions | 3.3 cm x 14.7 cm x 14.0 cm |
| Operating Temp | 0 deg C to 60 deg C |
| Storage Temp | -40 deg C to 85 deg C |
| Relative Humidity | Up to 95% non-condensing |
| Certifications | CE, KC, C-Tick, IECEx compliance |
ControlLogix Firmware and Data Storage Compatibility
The 1756-M2/A provides nonvolatile storage functions for ControlLogix controller systems. The module supports firmware, application programs, and configuration data retention for controller replacement, backup operations, and recovery procedures.
The removable memory architecture allows data transfer between compatible ControlLogix controllers. Firmware flash compatibility and application restoration functions are managed through the controller configuration environment, including Studio 5000 Logix Designer workflows.
Frequently Asked Questions
Q: Which controller platforms support the 1756-M2/A memory module?
A: The supplied specifications identify compatibility with ControlLogix 5570 and 5580 series controllers.
Q: What type of data can be stored in the 1756-M2/A?
A: The module stores user programs, controller configuration data, and firmware information in nonvolatile memory.
Q: Is the 1756-M2/A a fixed internal memory component?
A: No. The module uses a removable form factor designed for installation and transfer between compatible controller hardware.
Field Installation Guidelines
Install the memory module only on supported ControlLogix controller platforms and verify controller compatibility before insertion. Handle the module using standard ESD protection procedures to prevent damage to memory components.
Ensure the module connector and controller socket are clean before installation. Avoid touching electrical contacts directly and maintain proper enclosure protection after installation.
During backup or restoration procedures, verify application version compatibility, firmware revision compatibility, and controller configuration status before transferring stored data.
Features
We welcome bulk orders and have a minimum order quantity of just one unit.
Upon request, we can provide all necessary documentation, including Certificates of Origin/Conformance and other required export documents.
For items in stock, we aim to deliver within 1-3 days after payment confirmation. Items with specified lead times will be delivered according to the quoted schedule.
We accept 100% T/T (Telegraphic Transfer) payment before shipping. For items with lead times, a 30% deposit is required upfront, with the remaining 70% due before shipment. For RMB transfers, please contact us if you have an agent in China.
We offer a standard one-year warranty on all new and original items. If you require an extended warranty, please contact us for additional cost details.
Your satisfaction is important to us. If you need to return an item, it must be done within 30 days of the order date. The product must be unused, unopened, and in its original packaging with all accessories included. Refunds are processed within 5-7 business days after we receive the returned item. Please note that shipping and related charges are non-refundable.
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