Allen Bradley Direct Communication Module 1771-DCM
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Sku:1771-DCM
Country Of Origin: USA
Vendor: Allen Bradley
Type: Communication Module
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100% Original and Authentic
100% Brand New, Ready to ship
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Product description
Overview
The Allen-Bradley 1771-DCM is a Direct Communication Module designed for PLC-5 systems using the 1771 I/O chassis. It enables high-speed data exchange between supervisory and local processors across a Remote I/O (RIO) link. The module supports both discrete and block data transfers, allowing processors to share status, control commands, and data table values efficiently.
Technical Specifications
Communication Speeds: 57.6 kbps (up to 10,000 ft) or 115.2 kbps (up to 5,000 ft)
Cable Type: Belden 9463 or equivalent shielded twisted-pair
Topology: Daisy-chain or trunkline/dropline
Slot Requirement: Single slot in 1771 chassis
Backplane Current: 1.2 A @ 5 V DC
Discrete Transfer Capacity: Up to 7 words + 1 status word
Block Transfer Capacity: Up to 63 words + 1 status word
Typical Response Time: 15 ms
Operating Temperature: 0 to 55°C
Humidity: 5–95% non-condensing
Compatibility: PLC-3 and PLC-5 processors
Installation Notes
Install in a 1771 I/O chassis using keying bands between slots 2–4 and 16–18
Use 1770-CD or equivalent communication cables
Terminate trunkline ends with the 1770-XF terminator set
For trunkline/dropline configurations, limit dropline length to 100 ft
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.
