The Best Allen-Bradley 1784-U2DHP Alternative:
ANC-120e USB to DH+ Converter
In the Allen-Bradley industrial automation world, efficient communication is essential. Therefore, finding a reliable 1784-U2DHP alternative for PLC-5s and SLC 5/04s is critical. Legacy 1784 programming cards are becoming obsolete. Furthermore, they are now prohibitively expensive. As a result, engineers need a smarter solution.
The ANC-120e by Automation Networks is the ultimate direct replacement for discontinued Rockwell hardware. Specifically, it offers faster throughput and seamless integration. Moreover, it guarantees zero setup headaches.
Why Upgrade to this 1784-U2DHP Alternative?
Industrial networking is constantly evolving. Consequently, the drawbacks of the original Rockwell Automation 1784-U2DHP adapter have become major roadblocks. For instance, plant managers face these daily challenges:
- Exorbitant Costs: Purchasing a refurbished 1784-U2DHP can easily exceed $1,500 USD. Therefore, it drains maintenance budgets quickly.
- Complex Configuration: The legacy cable requires manual driver installations. In addition, it needs specific software configurations and constant troubleshooting.
- No Automation Features: Users are forced into manual configurations. As a result, this increases setup time and the risk of human error.
Allen-Bradley 1784-U2DHP vs. ANC-120e Comparison
When upgrading your PLC-5 and SLC 5/04 communication infrastructure, the ANC-120e provides a seamless, modern transition from obsolete legacy hardware.
| Feature / Specification | Automation Networks ANC-120e | Allen-Bradley 1784-U2DHP (Legacy) |
|---|---|---|
| Windows Compatibility | ✅ Windows 10 & 11 (32/64-bit) | ❌ Limited / Legacy OS (Windows XP/7) |
| RSLINX Integration | ✅ "Remote Devices via Linx Gateway" Driver | ❌ Proprietary / Complex Driver Setup |
| Network Speed & Auto-Detect | ✅ 57.6, 115.2, & 230.4 kbps (Auto-Detect) | Manual configuration often required |
| SCADA / HMI Support | ✅ FactoryTalk, Ignition, Wonderware, Kepware | Limited to older Rockwell ecosystems |
| Availability | ✅ In Stock (New from Manufacturer) | ❌ Available (Surplus / Used market only) |
| Price | ✅ $995 (New) | ❌ $3,000+ (Surplus / Refurbished market) |
| Warranty & Support | ✅ Full Manufacturer Warranty & Technical Support | ❌ None (As-Is from third-party resellers) |
The ANC-120e Advantage: A Smarter 1784-U2DHP Alternative
Priced at a highly reasonable $995 USD List, the pocket-sized ANC-120e eliminates old bottlenecks. Specifically, it operates at full 12Mb USB speed.
Above all, it serves as a direct drop-in replacement. This applies not only for the 1784-U2DHP, but also for the 1784-KTX, 1784-PKTX, 1784-PCMK, and 1770-KF2.
Key Technical Features
- True Plug-and-Play Automation: Features Auto Baud Rate Detection and Auto DH+ Node Assignment. Consequently, this prevents IP conflicts.
- Universal RSLINX/LOGIX Compatibility: Provides seamless communication with all major SCADA and PLC packages. For example, it is fully compatible with RSLinx Classic, FactoryTalk Linx, and Kepware.
- Flexible DH+ Connections: Connect via the 2-pin Phoenix Blue Hose connector. Alternatively, use the 8-pin mini DIN cable to interface directly with PLC ports.
- Compact & Portable: A lightweight design requiring no external power. In short, it is perfect for field engineers.
Frequently Asked Questions: Replacing the 1784-U2DHP
What is the best alternative to the discontinued Allen-Bradley 1784-U2DHP cable?
Undoubtedly, the Automation Networks ANC-120e is the direct, plug-and-play alternative to the legacy 1784-U2DHP. Furthermore, it allows modern PCs to communicate seamlessly with PLC-5 and SLC 5/04 processors on a Data Highway Plus (DH+) network without requiring obsolete hardware.
Does the ANC-120e work with Windows 10 and Windows 11?
Yes, absolutely. While the original 1784-U2DHP struggles with modern operating systems, the ANC-120e is fully compatible with Windows 10 and Windows 11 (both 32-bit and 64-bit). Consequently, this ensures your programming environment remains completely up to date.
How do I configure the ANC-120e in RSLinx Classic?
First, you will find that configuration is exceptionally fast and straightforward. Moreover, unlike the original cable that requires complex manual driver installations, the ANC-120e simply uses the standard "Remote Devices via Linx Gateway" driver built directly into RSLinx Classic.
Built for Industrial Reliability
We understand that downtime is not an option. Therefore, the ANC-120e includes LED diagnostics for quick troubleshooting. Furthermore, it features firmware upgradeability to future-proof your network.
Our Guarantee to Your Plant:
- Price: $995 USD List (Save over $500 compared to used legacy cards).
- Risk-Free: 30-Day Free Trial with no restocking charge.
- Protection: Lifetime Replacement Warranty.
Note: Upgrading your systems to newer Ethernet Technologies? Check out our ANC-100e Ethernet/IP to DH+ Converter for high-performance legacy network integration.