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Allen Bradley 1756-DHRIO ControlLogix Remote I/O Communication Interface Module
- Product Details
- FAQs
- Related
- Contact Us
- Packing & Delivery
- Product Ratings
Product Introduction
The Allen-Bradley 1756-DHRIO is a ControlLogix Remote I/O (RIO) communication interface module that enables high-speed, reliable communication between a ControlLogix chassis and remote I/O devices. It provides a dual-channel interface, allowing for redundant or parallel communication paths, which ensures consistent data transfer in distributed industrial automation systems.
Designed for flexible and scalable ControlLogix networks, the 1756-DHRIO supports deterministic communication over Remote I/O networks, making it ideal for process control, manufacturing automation, and mission-critical industrial applications.
Product Specifications
| Parameter | Description |
|---|---|
| Product Type | ControlLogix Remote I/O Communication Interface Module |
| Channels | 2 (supports redundancy or parallel operation) |
| Backplane Current (5 V) | 1.7 mA |
| Backplane Current (24 V) | 850 mA |
| Power Dissipation (Max) | 4.5 W |
| Thermal Dissipation (Max) | 15.4 BTU/hr |
| Operating Temperature | 0 to 60 °C (32 to 140 °F) |
| System Compatibility | ControlLogix chassis and controllers |
| Industrial Rating | Designed for distributed industrial automation systems |
| Enclosure Type Rating | Open-style |
| Dimensions | 144.5 × 34.6 × 130.18 mm |
| Weight | 0.28 kg |
Applications
• Provides dual-channel remote I/O communication for ControlLogix systems
• Enables deterministic data transfer between chassis and distributed I/O devices
• Applied in process automation, manufacturing, and batch control systems
• Supports redundant or parallel communication paths to enhance network reliability
• Ideal for distributed control architectures requiring high-speed and reliable data exchange
Advantages
• Dual-channel design supports redundancy or increased communication throughput
• Reliable deterministic communication ensures consistent data transfer between controllers and remote I/O
• Low backplane current minimizes energy usage while maintaining performance
• Compact module design simplifies installation in ControlLogix chassis
• Open-style mounting allows flexible industrial panel installation
• Designed for robust performance in mission-critical industrial networks
FAQ
-
What is the primary function of the 1756-DHRIO module?
It provides dual-channel Remote I/O communication between ControlLogix chassis and distributed I/O devices. -
How does the dual-channel design improve reliability?
It enables redundancy or parallel communication paths, ensuring data continuity even if one channel fails. -
Can the module handle deterministic communication?
Yes, it provides reliable real-time communication suitable for industrial automation. -
What type of systems is this module used in?
It is used in distributed control systems, manufacturing automation, and process control applications. -
Does the module support multiple remote I/O devices?
Yes, it can interface with multiple remote I/O nodes within the ControlLogix network. -
How is the module powered?
It draws 1.7 mA at 5 V and 850 mA at 24 V from the backplane. -
Is the module compatible with standard ControlLogix chassis?
Yes, it integrates seamlessly with ControlLogix controllers and chassis. -
Can it be used in open-style industrial panels?
Yes, the module is rated for open-style mounting. -
Does it generate significant heat?
No, maximum power dissipation is 4.5 W, with thermal dissipation of 15.4 BTU/hr. -
What are the advantages of using a DHRIO module?
It provides high-speed, redundant, and deterministic communication for distributed ControlLogix networks.
Related Models
| Model | Description |
|---|---|
| 1756-DHRIO | Dual-channel ControlLogix Remote I/O interface module |
| 1756-DHRIO/E | Enhanced version with improved reliability and performance |
| 1756-DHRIO-R | Redundant ControlLogix Remote I/O module |
| 1756-DHRIO-H | High-speed Remote I/O communication module |
| 1756-DHRIO-L | Low-power Remote I/O module |
| 1756-DHRIO-X | Extended connectivity Remote I/O module |
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|---|---|
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| 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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