Technical Specifications
| Parameter Name | Parameter Value |
|---|---|
| Product Model | 1734-ADN |
| Manufacturer | Allen-Bradley (Rockwell Automation) |
| Product Type | DeviceNet Network Adapter |
| System | POINT I/O |
| Communication Protocol | DeviceNet |
| Baud Rates | 125, 250, 500 kbps (selectable) |
| Maximum Modules | 63 POINT I/O modules per adapter |
| Isolation | Individual isolation per I/O module |
| Configuration Storage | Removable Compact Flash card |
| Network Connector | 5-pin Phoenix connector |
| Operating Temperature | -20°C to +55°C |
| Storage Temperature | -40°C to +85°C |
| Relative Humidity | 5% to 95% (non-condensing) |
| Dimensions (W×H×D) | 56.8 mm × 120.7 mm × 78.7 mm |
| Weight | Approx. 300 g |
| Mounting | DIN 35 rail (EN 60715) |
| Power Supply | 24 VDC (from POINT I/O bus) |
| Ingress Protection | IP20 (enclosed cabinet use) |
| Certifications | CE, UL, cUL, C-Tick, Ex |
Main Features and Advantages
The Allen-Bradley 1734-ADN combines robust DeviceNet communication capability with the convenience and reliability that characterize the POINT I/O platform. Its support for multiple baud rates allows engineers to optimize network performance for specific application requirements, balancing communication speed with cable distance limitations. The adapter’s capacity to support up to 63 modules in a single configuration provides substantial I/O density, reducing the number of network nodes required and simplifying system architecture.
One of the most significant advantages of the Allen-Bradley 1734-ADN is its individual module isolation. Unlike traditional I/O systems where a fault in one module can affect the entire rack, the Allen-Bradley 1734-ADN ensures that each connected module is electrically isolated from the others. This design dramatically simplifies fault isolation and reduces the impact of module failures on overall system operation. The adapter’s diagnostic capabilities provide real-time status information for each connected module, enabling maintenance teams to identify failing modules before they cause process disruptions.
The physical design of the Allen-Bradley 1734-ADN reflects Rockwell Automation’s commitment to installation efficiency. The removable Compact Flash configuration card stores all adapter settings, allowing for quick replacement without reconfiguration—a significant advantage during emergency repairs. The DIN rail mounting and compact form factor conserve valuable cabinet space, while the adapter’s compatibility with the full range of POINT I/O modules enables deployment across diverse I/O requirements without additional network infrastructure.
