Allen Bradley 1756-DHRIO ControlLogix DH+/RIO Interface Module
Sku:1756-DHRIO
Country Of Origin: USA
Vendor: Allen Bradley
Type: Interface Module
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Product description
Overview
The 1756-DHRIO is a Data Highway Plus/Remote I/O communication interface module from Rockwell Automation's Allen-Bradley brand. It enables efficient communication among various devices in a ControlLogix system.
Key Features
Module Type: Data Highway/Remote I/O Communication Module
Location: 1756 ControlLogix Chassis
Slot Width: 1 slot
Weight: 0.64 pounds (0.293 kilograms)
Enclosure: Open
Technical Specifications
Communication Speed:
57.6 Kbaud
115.2 Kbaud
230.4 Kbaud
Cable Lengths Supported:
3048 m (10,000 ft)
1524 m (5,000 ft)
762 m (2,500 ft)
Recommended Cable:
Belden 89463 twinaxial, 0.52 mm² (20 AWG) rated at 200 °C (392 °F)
Backplane Current:
@ 5 Volts: 1.7 milliamps
@ 24 Volts: 850 milliamps
Power Dissipation: 4.5 Watts
Thermal Dissipation: 15.4 BTU per hour
Operating Conditions
Operating Temperature: 0°C to 60°C (32°F to 140°F)
Communication Capabilities
The 1756-DHRIO supports:
Remote I/O and Control and Information Protocol (CIP) Messaging
Data Highway Plus (DH+) Messaging
Up to 32 Logix connections
It connects seamlessly with PLCs, SLCs, and other ControlLogix controllers across different networks.
Installation Notes
Before installing, program the network type switches for each channel and connect a ControlLogix power supply. This module allows for installation and removal under power, but observe safety precautions to avoid electrical arcing.
Termination and Wiring
Use a terminating resistor in daisy-chain configurations:
82 Ohms for 230.4Kbps
150 Ohms for 57.6Kbps and 115.2Kbps
For RIO protocol, connect as follows:
Line 1 to terminal 1
Shield to middle pin
Line 2 to last pin
For DH+ protocol, reverse Line 1 and Line 2 connections.
Answer 1: PLC DCS Pro Ltd. collaborates with over 50 countries worldwide. As a leading supplier in China, we can provide significant discounts to customers based on market demand.
Question 2: What Is The Warranty Period?
Answer 2: We offer a standard one-year warranty for all new and original items.
Question 3: What Payment Methods Do We Accept?
Answer 3: We accept 100% T/T (Telegraphic Transfer) before shipping. For items with a lead time, a 30% deposit is required in advance, with the remaining 70% balance due before shipping. If you have an agent in China, please contact us for RMB transfer.
Question 4: What Shipping Methods Do We Use?
Answer 4: We primarily utilize carriers such as FedEx, DHL, UPS, BRE, etc. If you have an account with any of these carriers, you can arrange the shipping yourself. Additionally, we offer free shipping to China freight forwarders.
Question 5: What Is Our Delivery Time?
Answer 5: Typically, delivery takes around 1-3 days after receiving the advance payment. For items with a quoted lead time, delivery will occur as per the specified lead time.
Question 6: How Do We Package The Goods?
Answer 6: Our packaging process involves multiple layers of protection. Initially, the product is placed in its original box, sealed with a label. Then, we add a layer of bubble wrap to safeguard against collisions during transportation. Finally, all products are securely packed in sturdy boxes for further protection.
Question 7: How Can Customers Contact Us And Request A Quote?
Answer 7: Customers can inquire via email, WhatsApp, WeChat, Skype, or any preferred communication platform. Simply reach out to us, and we'll promptly provide a quote tailored to your needs.
Warranty Conditions
At PLC DCS Pro Ltd., we are committed to ensuring the quality of our products. Our one-year warranty provides coverage for any defects in material or workmanship, excluding damages caused by deliberate misuse.
🛡️Coverage Details:
This warranty encompasses all instances of product malfunction or failure due to inherent manufacturing flaws, with the exception of intentional damage.
📝Claim Process:
To avail of warranty services, please notify us of any quality-related issues within the warranty period. We may conduct online troubleshooting and examination as needed.
🚚Shipping Assistance:
We understand the importance of prompt service. Therefore, we cover return shipping costs for warranty-related returns within the first month of supply. Within three months of supply, we cover one-way shipping costs for warranty-related returns. After three months, the customer is responsible for shipping costs both ways.
🚫Exclusions:
Unauthorized modifications, repairs, or misuse of the product.
