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Allen Bradley 1794-ADN Flex I/O DeviceNet Adapter Module
- Product Details
- FAQs
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- Packing & Delivery
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Product Introduction
The Allen-Bradley 1794-ADN Flex I/O DeviceNet Adapter Module is a compact and efficient communication interface designed to connect Flex I/O modules to a DeviceNet network. It serves as a key component in distributed control systems, enabling seamless data exchange between field devices and higher-level controllers.
This adapter supports multiple DeviceNet communication speeds (125, 250, and 500 Kbps), allowing flexible integration depending on network requirements and application scale. Powered by a 24 VDC supply, the module is engineered for stable operation in industrial environments. Its open-style IP20 enclosure and support for both DIN rail and panel mounting provide installation flexibility.
With a wide operating temperature range and reliable communication performance, the 1794-ADN is well-suited for applications requiring modular I/O expansion, decentralized control, and efficient field-level communication.
Product Specifications
| Parameter | Description |
|---|---|
| Product Name | Flex I/O DeviceNet Adapter Module |
| Model Number | 1794-ADN |
| Manufacturer | Allen-Bradley (Rockwell Automation) |
| Network | DeviceNet |
| Data Rates | 125 / 250 / 500 Kbps |
| Power Supply | 24 VDC |
| Mounting Type | DIN Rail or Panel |
| Enclosure Rating | Open style, IP20 |
| Operating Temperature | 0 to 55 °C (32 to 131 °F) |
| Storage Temperature | -40 to 85 °C (-40 to 185 °F) |
| Dimensions | 87 x 68 x 69 mm |
| Weight | 0.196 kg |
Applications
• Distributed I/O systems – Connects Flex I/O modules to DeviceNet networks for centralized control
• Factory automation – Enables communication between sensors, actuators, and controllers in production lines
• Material handling systems – Supports conveyor systems, packaging equipment, and sorting applications
• OEM equipment integration – Provides flexible and modular I/O communication for machine builders
• Remote monitoring systems – Allows real-time data acquisition and diagnostics across DeviceNet networks
Advantages
• Multiple communication speeds – Supports 125, 250, and 500 Kbps for flexible network design
• Compact and modular design – Saves panel space and supports scalable system expansion
• Flexible installation – DIN rail and panel mounting options simplify integration
• Reliable industrial performance – Designed for stable operation in harsh environments
• Standard DeviceNet compatibility – Ensures seamless integration with existing DeviceNet systems
• Low power consumption – Efficient operation with 24 VDC supply
FAQ
-
What communication speeds are supported by this adapter?
It supports three selectable DeviceNet data rates—125 Kbps, 250 Kbps, and 500 Kbps—allowing users to balance network length, node count, and communication speed depending on the application. -
What type of network architecture is this module designed for?
The module is designed for DeviceNet-based distributed I/O architectures, where field devices communicate with a central controller through a shared network. -
What is the required power input for stable operation?
The adapter operates on a standard 24 VDC power supply, ensuring compatibility with most industrial control systems and power infrastructures. -
How is the module installed in a control cabinet?
It supports both DIN rail and panel mounting, making it easy to integrate into new or existing control panels without requiring complex installation procedures. -
What environmental conditions can the module handle?
It is designed to operate reliably in temperatures ranging from 0 to 55 °C, with storage capability down to -40 °C, making it suitable for typical industrial environments. -
Is the module suitable for real-time control applications?
Yes, DeviceNet communication combined with selectable baud rates allows it to support real-time monitoring and control tasks in automation systems. -
What type of protection does the enclosure provide?
The module features an IP20 open-style enclosure, which is suitable for installation inside protected control cabinets where direct exposure is minimized. -
Can this adapter be used with other Flex I/O modules?
Yes, it is fully compatible with standard Flex I/O modules, allowing flexible system expansion and configuration. -
How does the module contribute to system scalability?
By acting as a communication bridge, it allows multiple I/O modules to be added or reconfigured easily without major changes to the control system architecture. -
Is it suitable for long-distance communication in industrial networks?
Yes, by selecting lower data rates such as 125 Kbps, the network can support longer cable distances while maintaining reliable communication.
Related Models
| Model | Description |
|---|---|
| 1794-ADN15 | Enhanced DeviceNet adapter module |
| 1794-ADNXT | Extended temperature DeviceNet adapter |
| 1794-ACN | ControlNet Flex I/O adapter |
| 1794-ACN15 | ControlNet adapter for Flex I/O |
| 1794-ACNR15 | Redundant ControlNet adapter |
| 1794-AENT | EtherNet/IP Flex I/O adapter |
Popular Models
| Model | Description |
|---|---|
| 1734-ADN | POINT I/O DeviceNet adapter |
| 1734-AENT | POINT I/O EtherNet/IP adapter |
| 1756-DNB | ControlLogix DeviceNet scanner module |
| 1769-SDN | CompactLogix DeviceNet scanner |
| 1794-OB8EPXT | Flex I/O-XT 8-point output module |
| 1794-IB16 | Flex I/O 16-point input module |
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Excellent PLC Co., Ltd. has a large number of brand new and original PLC and DCS spare parts, with more than 60 cooperative countries. All products are guaranteed for 1 year and delivered to you by high-quality express. We are committed to using the best products and the most favorable prices to meet the needs and friendship of our customers. We have won the trust of thousands of customers, including these excellent customers.
As for the delivery time, when we receive your order requirements, we will arrange for warehouse personnel to test and verify the products. After you place the order, we will send it to you within 24 hours.
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