Product Details
Product Overview
The Allen Bradley 1784-PCM6 establishes a high-speed, deterministic link within the Data Highway Plus (DH+) network architecture. This specialized 10-foot communication cable interfaces directly with PLC 5 controllers and PC-based interface cards, ensuring seamless data exchange across the plant floor. We provide this cable as 100% Brand New and Factory Original, guaranteeing the physical and electrical integrity required for legacy system maintenance and expansion.
Technical Specifications
The 1784-PCM6 utilizes precision-engineered shielding and connectors to maintain signal clarity at maximum baud rates:
| Feature | Specification |
| Cable Length | 10 Feet (3.05 Meters) |
| Connector Type | 8-Pin Circular Connector |
| Communication Protocol | Data Highway Plus (DH+) |
| Maximum Data Rate | 230.4 kbps |
| Operating Temperature | 0°C to 60°C (32°F to 140°F) |
| Storage Temperature | -40°C to 85°C (-40°F to 185°F) |
| Relative Humidity | 5% to 95% (Non-condensing) |
| Environmental Protection | Degree 2 Pollution Rating |
| Weight | 2.00 lbs (0.91 kg) |
Engineering Advantages
-
Optimized Signal Integrity: The 1784-PCM6 incorporates high-density shielding that rejects electromagnetic interference (EMI) and radio frequency interference (RFI). This allows for reliable data transmission even when routed near high-voltage motor leads or variable frequency drives.
-
High-Speed Deterministic Performance: Supporting data rates up to 230.4 kbps, this cable minimizes latency during critical I/O updates and messaging. It ensures that your PLC 5 system maintains the timing precision required for high-speed manufacturing processes.
-
Rugged 8-Pin Connectivity: The circular 8-pin connector features a secure locking mechanism. This design resists accidental disconnection caused by machine vibration or physical impact, a common failure point in standard serial or commercial-grade cables.
-
Extended Thermal Durability: The industrial-grade jacket material withstands temperature fluctuations from 0°C up to 60°C. It maintains flexibility in cold environments and resists degradation in hot control cabinets, preventing internal conductor fractures over years of service.
FAQs
-
Is this 1784-PCM6 cable genuinely brand new?
Yes. We supply only 100% Brand New cables in original Allen Bradley packaging. We do not sell used, repaired, or "pull-off" cables, ensuring you receive a product with zero oxidation on the pins and a pristine outer jacket.
-
Can I use this cable for DH-485 communication?
No. The 1784-PCM6 specifically supports the Data Highway Plus (DH+) protocol and the 8-pin port configuration typical of PLC 5 processors and 1784-PCMK interface cards. Verify your protocol requirements before installation.
-
How do I ensure the best connection during installation?
Align the 8-pin keyway carefully before pushing the connector into the port. Once seated, tighten the locking collar firmly. Avoid tight bend radii (keep the bend radius at least 10 times the cable diameter) to prevent internal stress on the copper conductors.
-
Does this cable require any external power?
No. The 1784-PCM6 acts as a passive communication medium. It draws no power and functions as a direct physical bridge between your programming device or interface card and the controller.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Essential Motion Control Commands: A Practical Guide for Engineers
Automation engineers often rely on precise position and speed control to drive modern factory machinery. Modern industrial systems, such as Programmable Logic Controllers (PLCs) and Distributed Control Systems (DCS), depend heavily on standardized motion instructions. Mastering these commands ensures operational safety, protects mechanical components, and optimizes cycle times across production lines.
The Role of Intrinsic Safety Barriers in PLC and DCS Architectures
Implementing robust protection in hazardous industrial environments represents a fundamental safety requirement in factory automation. Process facilities often handle volatile gases, dusts, and chemical agents that pose significant combustion risks. Consequently, control system engineers must deploy energy-limiting interfaces to isolate safe-area control cabinets from hazardous-area field instrumentation. This article examines the function, selection, and electrical principles of intrinsic safety barriers within modern PLC and DCS networks.
Architectural Selection and Scale Classification of PLC Systems in Industrial Automation
Selecting the correct control platform represents a foundational engineering decision in factory automation. System designers must carefully balance technical parameters against long-term operational requirements when implementing a Programmable Logic Controller (PLC). This article examines the critical evaluation metrics, physical scale classifications, and operational architectures of modern control systems.