Allen-Bradley 20-750-ENETR EtherNet/IP Communication Adapter

Description

Allen-Bradley 1783-MMX8SA Expansion Module

Product Dimensions：

The Allen-Bradley 20-750-ENETR is a dual-port EtherNet/IP communication adapter designed specifically for the PowerFlex 750-Series AC drives (such as the PowerFlex 753 and PowerFlex 755). It enables high-speed, reliable network connectivity for drive control, configuration, and data collection.

Product Detailed Description

The 20-750-ENETR module plugs directly into the control pod of a PowerFlex 750-series drive. By utilizing standard EtherNet/IP, it allows the drive to be seamlessly integrated into a Rockwell Automation Integrated Architecture system. The module features two RJ45 ports, acting as an internal switch, which simplifies cabinet wiring by eliminating the need for a separate external switch for every drive.

Technical Parameters

Product Advantages

• Device Level Ring (DLR) Support: The dual ports allow the drive to participate in a DLR network topology. If a single network cable breaks, the ring automatically heals, maintaining network connection to the drive without stopping the process.
• Simplified Cabling: Supports daisy-chaining (linear topology) from drive to drive, vastly reducing the amount of Ethernet cabling and network switch ports required in the control cabinet.
• Automatic Device Configuration (ADC): When paired with a Logix controller, ADC allows the controller to automatically download all parameter configurations to a replacement drive or adapter module, minimizing downtime.
• High-Speed Data Throughput: Enables real-time control, monitoring of extensive drive diagnostics, fault history, and multi-variable parameter tuning simultaneously.

Important Considerations & Precautions

• Firmware Compatibility: Ensure that the 20-750-ENETR firmware version is compatible with both the PowerFlex drive firmware and the Studio 5000 Add-On Profile (AOP) being utilized.
• IP Address Management: The IP address can be set via rotary switches on the module (for 192.168.1.xxx series) or configured via software (DHCP/Static). Ensure no IP conflicts exist on the network before commissioning.
• Network Segmentation: For large systems with extensive I/O and multiple drives, use managed switches with IGMP Snooping enabled to prevent the module from being flooded by unrouted multicast traffic.
• Installation Slot: The module must be inserted firmly into its designated option slot on the drive’s control pod while the drive is completely powered down.

Product Applications

The 20-750-ENETR module is deployed anywhere PowerFlex 750-Series drives require centralized automation control:

• Conveyor & Material Handling lines: Synchronizing multiple drives in large logistics hubs or baggage handling networks.
• Water & Wastewater Treatment: Interfacing large pumps, aerators, and blowers with a central SCADA or PLC network.
• Food & Beverage Processing: Managing complex mixing, blending, and packaging machinery loops where rapid recipe changes require immediate drive reconfiguration.
• Oil & Gas / Mining: Utilizing DLR infrastructure to ensure continuous operations for heavy fans, crushers, and pumps even during unexpected network media faults.

Shipping Port: Xiamen, China

Payment: Bank of Chicago, Bank of Singapore

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