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Allen Bradley 1734-PDN Point I/O DeviceNet Interface Module
- Product Details
- FAQs
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- Packing & Delivery
- Product Ratings
Product Introduction
The Allen Bradley 1734-PDN Point I/O DeviceNet Interface Module is a communication interface module designed to connect POINT I/O systems to a DeviceNet network. Developed by Rockwell Automation, this module enables seamless data exchange between field I/O devices and higher-level control systems such as PLCs and distributed controllers.
In a typical industrial setup, the 1734-PDN acts as the gateway between the POINT I/O rack and the DeviceNet network, handling both data communication and power distribution for connected modules. It supports efficient real-time data transfer and allows multiple I/O modules to operate as a unified node within the network architecture.
With its compact structure and DIN rail mounting capability, the module is well suited for space-constrained control panels. It simplifies wiring, reduces installation time, and provides a reliable communication backbone for distributed automation systems.
Product Specifications
| Parameter | Value |
|---|---|
| Communication Protocol | DeviceNet |
| Input Voltage | 24 VDC |
| Input Current | 1.3 A |
| Data Rate | 125 / 250 / 500 Kbit/s |
| Maximum I/O Points | 136 Points |
| Maximum Modules Supported | 17 Modules |
| Bus Interface | POINTBus |
| Power Consumption | Typical industrial level |
| Mounting Type | DIN Rail Mounted |
| Isolation | Electrical isolation supported |
| Operating Temperature | 0 to 55°C |
| Storage Temperature | -40 to 85°C |
| Relative Humidity | 5–95% non-condensing |
| Certifications | CE, UL, CSA |
| Dimensions | 133.4 x 25.4 x 76.2 mm |
| Weight | 0.13 kg |
Applications
● Used in DeviceNet-based distributed I/O systems for real-time communication between controllers and field devices
● Suitable for manufacturing automation lines, including assembly, packaging, and material handling systems
● Applied in machine control systems where multiple I/O modules need to be integrated into a single network node
● Ideal for process control environments requiring stable and deterministic fieldbus communication
● Common in retrofit projects, enabling legacy DeviceNet systems to integrate with modern POINT I/O modules
● Used in remote I/O installations, reducing wiring complexity and improving system flexibility
Advantages
● Provides reliable DeviceNet communication, ensuring stable and deterministic data exchange
● Supports up to 136 I/O points and 17 modules, enabling flexible and scalable system design
● Reduces wiring complexity through network-based architecture, improving installation efficiency
● Ensures consistent performance at multiple baud rates (125–500 Kbit/s), adapting to different network requirements
● Compact and DIN rail mountable, making it suitable for tight control panel spaces
● Enhances system integration capability, allowing seamless connection between field devices and controllers
FAQ
- What is the primary role of the 1734-PDN module in a system?
It functions as a communication interface, linking POINT I/O modules to a DeviceNet network and managing data exchange between field devices and the controller. - How many I/O modules can be connected to this interface?
The module supports up to 17 POINT I/O modules, depending on system power and configuration limits. - What determines the selectable data rate?
The data rate (125, 250, or 500 Kbit/s) is typically set based on network length, device count, and required communication speed. - Does the module supply power to connected I/O modules?
It provides backplane communication power, but additional field power supplies may be required depending on system load. - Can it be used in high-speed industrial applications?
Yes, especially at 500 Kbit/s, it supports fast and reliable communication suitable for time-sensitive operations. - Is DeviceNet still suitable for modern systems?
While newer protocols exist, DeviceNet remains widely used in legacy systems and many stable industrial environments. - What happens if the network communication is interrupted?
The module will stop data exchange, and system behavior will depend on the controller’s fault handling configuration. - Does it require special configuration software?
Yes, configuration is typically done using Rockwell Automation tools such as RSNetWorx for DeviceNet. - How does it improve system wiring?
By using a network-based structure, it significantly reduces point-to-point wiring between devices and controllers. - What is the benefit of supporting multiple baud rates?
It allows the module to adapt to different network sizes and layouts, balancing speed and communication stability.
Related Models
| Model | Description | Protocol | Capacity |
|---|---|---|---|
| 1734-ADN | DeviceNet Adapter | DeviceNet | I/O Expansion |
| 1734-AENT | Ethernet Adapter | Ethernet/IP | Network Interface |
| 1734-AENTR | Dual Ethernet Adapter | Ethernet/IP | Redundant Network |
| 1734-EP24DC | DC Expansion Power Supply | N/A | Power Expansion |
| 1734-IB8 | Digital Input Module | 24 VDC | 8 Inputs |
| 1734-OB8 | Digital Output Module | 24 VDC | 8 Outputs |
Popular Models
| Model | Description | Voltage | Key Feature |
|---|---|---|---|
| 1734-AENTR | Ethernet Adapter | 24 VDC | Dual Port Redundancy |
| 1734-IB4 | Digital Input Module | 24 VDC | Compact Size |
| 1734-OW4 | Relay Output Module | 24 VDC | Relay Outputs |
| 1734-IE2C | Analog Input Module | 24 VDC | High Precision |
| 1734-OE2C | Analog Output Module | 24 VDC | Stable Output |
| 1734-IA4 | AC Input Module | 120 VAC | AC Signal Handling |
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
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