The 25-COMM-D Allen-Bradley PowerFlex 520 DeviceNet Communication Adapter is an optional interface component designed for compatible PowerFlex 520 series drive installations. It provides a dedicated DeviceNet connection option for equipment requiring integration with existing industrial communication networks.
This catalog item is commonly managed as an accessory module within automation spare inventories, where accurate identification is required for maintaining installed drive configurations and replacing existing communication hardware.
| Reference | Description |
|---|---|
| 25-COMM-D | Main catalog number |
| PowerFlex 520 Series | Compatible product family |
| DeviceNet | Supported communication interface |
| Communication Adapter | Accessory classification |
The catalog number should be used as the primary reference when matching this accessory with existing Allen-Bradley installations.
Product Identification
| Item | Details |
|---|---|
| Manufacturer | Allen-Bradley |
| Catalog Number | 25-COMM-D |
| Product Family | PowerFlex 520 Series |
| Product Type | DeviceNet Communication Adapter |
| Component Category | Drive Communication Accessory |
| Network Type | DeviceNet |
| Hardware Class | Optional Interface Module |
| Application | PowerFlex drive connectivity |
Component Classification
| Category | Description |
|---|---|
| Product Group | Communication Accessory |
| Installation Type | Drive-mounted option |
| Standalone Device | No |
| Control Function | No |
| Communication Function | Yes |
The 25-COMM-D is supplied as an accessory module rather than a complete drive or controller product.
Purchasing Reference
Before ordering this component, verify:
| Check Item | Purpose |
|---|---|
| Catalog Number | Confirm exact module |
| Installed Drive Model | Verify compatibility |
| Existing Spare Records | Match previous equipment data |
| Required Quantity | Prepare inventory request |
Communication accessories within the PowerFlex family may have different network interfaces, so the exact catalog number should be confirmed before purchase.
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Application Use
The 25-COMM-D is typically found in installations where PowerFlex 520 series drives are maintained as part of a connected automation system.
Common procurement situations include:
- Replacement of existing communication accessories
- Spare stock preparation for installed drives
- Maintenance of legacy DeviceNet-based equipment
- Expansion of existing PowerFlex installations
- Restoration of drive communication functions
Product Characteristics
| Feature | Description |
|---|---|
| Communication Interface | DeviceNet |
| Product Family | PowerFlex 520 Series |
| Component Type | Optional communication module |
| Installation Method | Installed on compatible drive |
| Supply Format | Individual accessory |
Compatibility Check
For correct sourcing, confirm:
| Verification | Recommendation |
|---|---|
| Allen-Bradley Part Number | Match 25-COMM-D |
| Drive Series | Confirm PowerFlex 520 compatibility |
| Communication Requirement | Verify DeviceNet requirement |
| Existing Hardware | Compare installed accessory |
Using the original catalog reference helps prevent selection of similar PowerFlex communication modules with different network functions.
Frequently Asked Questions
Q: What is Allen-Bradley 25-COMM-D?
A: The 25-COMM-D is a DeviceNet communication adapter designed for PowerFlex 520 series drive applications.
Q: Is the 25-COMM-D a complete variable frequency drive?
A: No. It is an accessory communication module installed with compatible PowerFlex drives.
Q: What network does this adapter support?
A: The 25-COMM-D provides a DeviceNet communication option for PowerFlex 520 series equipment.
Q: How should this module be identified before purchase?
A: The Allen-Bradley catalog number and the installed drive configuration should be checked before ordering.
Q: Is this item suitable as a spare part?
A: Yes. It is commonly maintained as a spare communication accessory for existing industrial drive installations.
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