Allen Bradley 1784-SDHC32 High-Capacity Secure Digital Memory Card
Allen Bradley 1784-SDHC32 High-Capacity Secure Digital Memory Card
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Brand:Allen Bradley PLC Item No.:1784-SDHC32 Product Origin:USA Product Dimensions:60 × 20 × 50 mm Product Weight:0.24 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The Allen-Bradley 1784-SDHC32 High-Capacity Secure Digital Memory Card is a removable memory accessory identified for industrial automation applications. Secure Digital High Capacity technology is designed for supported devices that require an SDHC-compatible storage format.
In industrial control environments, the correct memory accessory can be important for maintaining established equipment and following approved data-management procedures. However, memory-card format, capacity, and controller compatibility vary between product generations, so the card should not be selected solely by its physical appearance.
For maintenance engineers and spare-parts buyers, checking the full catalog number against the original equipment documentation is the most reliable way to confirm suitability. Verify the exact storage capacity and supported functions before purchasing or installing the 1784-SDHC32.
Technical Specifications
Parameter
Specification
Brand
Allen-Bradley
Model
1784-SDHC32
Product Type
High-Capacity Secure Digital Memory Card
Product Category
Industrial Automation Memory Accessory
Memory Format
SDHC
Storage Capacity
Confirm from the original product label or manufacturer documentation
Intended Application
Removable storage for compatible industrial control equipment
Controller Compatibility
Requires model-specific verification
Dimensions
60 × 20 × 50 mm
Weight
0.24 kg / 0.53 lb
Note: Dimensions and weight are reproduced from the supplied information. Confirm the actual card dimensions, rated capacity, and compatibility before ordering.
Recommended Related Models
The following Allen-Bradley products may be relevant when comparing industrial memory accessories and control-system requirements. They are not necessarily direct replacements for the 1784-SDHC32.
Allen-Bradley 1756-EN2T — ControlLogix EtherNet/IP communication module.
Allen-Bradley 1756-EN2TR — ControlLogix EtherNet/IP communication module.
Selection note:Memory cards, controllers, and communication modules serve different functions. Confirm the exact storage-media requirements of the target controller before choosing a replacement.
Applications
The Allen-Bradley 1784-SDHC32 High-Capacity Secure Digital Memory Card is an industrial automation memory accessory intended for compatible Allen-Bradley control systems. Removable memory media can support controller data storage, program management, and maintenance operations when the host device explicitly supports the card.
Typical application areas include:
Industrial Controller Storage: Provides removable storage for compatible automation hardware.
Program and Data Management: Supports file storage or transfer where the controller's functionality permits.
Maintenance Operations: Can be used during supported service procedures involving removable memory media.
System Recovery: May support designated recovery or restoration workflows on compatible equipment.
Industrial Spare-Parts Management: Provides a specific catalog number for sourcing the required memory accessory.
Compatibility should be confirmed against the exact controller model and its firmware requirements before installation.
Advantages
High-Capacity SD Format: Uses a high-capacity Secure Digital memory format for supported devices.
Removable Storage: Allows media replacement where the host equipment is designed for removable memory cards.
Convenient Maintenance: Can simplify storage-media handling in compatible industrial systems.
Clear Model Identification: The 1784-SDHC32 catalog number helps distinguish this card from other memory accessories.
Legacy System Support: May be useful when maintaining existing installations that specifically require this part.
Industrial Automation Application: Intended for compatible control-system environments rather than unrestricted use across all controllers.
Technical FAQs
1. What is the Allen-Bradley 1784-SDHC32?
It is identified by the supplied product description as a high-capacity Secure Digital memory card for industrial automation equipment.
2. What does SDHC mean?
SDHC stands for Secure Digital High Capacity, a memory-card format designed to support capacities beyond those of the original SD standard.
3. What is the storage capacity of the 1784-SDHC32?
The exact capacity should be confirmed from the product label or official catalog documentation. The model suffix alone should not be used as the sole basis for determining capacity.
4. Is this card compatible with every ControlLogix controller?
No. Compatibility depends on the specific controller, hardware revision, firmware, and supported memory-card format.
5. Can this card store a PLC program?
Only if the target controller supports the card and provides the required program-storage functionality. Check the controller manual for approved procedures.
6. Is an SDHC card interchangeable with a standard SD card?
Not universally. SDHC compatibility depends on the host device's supported memory standard and capacity range.
7. Can it replace a CompactFlash memory card?
No, not directly. SDHC and CompactFlash use different physical interfaces and are not interchangeable without hardware specifically designed to support both.
8. Can the card be removed while the controller is powered on?
Follow the manufacturer's instructions for the specific host device. Avoid removing the card during data writes or other active memory operations.
9. What should be checked before ordering?
Verify the complete catalog number, capacity, memory-card format, controller compatibility, and any required formatting or firmware restrictions.
10. Is the 1784-SDHC32 suitable for newer automation systems?
Compatibility must be checked against the exact system. Newer controllers may support different storage media, and the SDHC designation alone does not guarantee compatibility.
