1783-BMS20CGP Stratix 5700 20-Port Ethernet Switch | Allen-Bradley

Product Overview

• The 1783-BMS20CGP represents a high-density networking solution within the Allen-Bradley Stratix 5700 ecosystem.
• This 20-port Managed Ethernet Switch is engineered for mission-critical industrial environments requiring high port counts.
• Featuring the Full Firmware set, the 1783-BMS20CGP supports complex topologies including Device Level Ring (DLR) and CIP Sync.
• A specialized conformal coating is applied to the internal circuitry, providing a robust defense against moisture and corrosive contaminants.

Technical Architecture & Port Configuration

• Total Port Density: 20 Active Communication Ports.
• Copper Interface: 16 Fast Ethernet (FE) RJ45 ports for localized device connectivity.
• Fiber Interface: 2 Dedicated Fast Ethernet (FE) SFP slots for long-distance uplink.
• Combo Interface: 2 Gigabit Ethernet (GE) ports supporting either Copper or Fiber SFPs.
• Firmware Capability: Full Version with DLR redundancy and IEEE 1588 Precision Time Protocol support.
• Time Synchronization: Integrated CIP Sync for sub-microsecond precision in motion control applications.
• Power Input: Dual DC inputs supporting a 12V to 48V DC operating range.
• Environmental Protection: Industrial Conformal Coating for harsh site conditions and wash-down zones.

Global PLC Spare HUB's Insight

• The 1783-BMS20CGP is the primary aggregation switch for high-density production cells.
• From an engineering standpoint, the combination of 16 copper ports and 2 Gigabit combo ports simplifies localized infrastructure.
• We recommend the 1783-BMS20CGP for Studio 5000 users, as Add-On Profiles (AOPs) allow it to appear as a native Logix device.
• The integration significantly streamlines network troubleshooting for maintenance staff without specialized IT tools.

Target Equipment & Application Scenarios

• High-Axis Motion Control: Utilizing CIP Sync for synchronized servo performance across the industrial network.
• Resilient Ring Networks: Implementing DLR to ensure zero-millisecond recovery times during ring breaks.
• Wash-down & Humid Areas: Ideal for food, beverage, or chemical plants requiring conformal-coated hardware.
• Distributed I/O Hubs: Connecting multiple Point I/O or Flex I/O drops back to central ControlLogix racks.
• Outdoor Cabinets: Engineered to operate reliably in temperature zones ranging from -40°C to 60°C.

Diagnostic & Integration Capabilities

• Logix Integration: Predefined Logix tags for direct read/write access to switch health from the controller code.
• FactoryTalk Faceplates: Pre-built HMI screens for monitoring port status, bandwidth usage, and alarm logs.
• Advanced Alarming: Integrated physical input and output alarms for localized site security monitoring.
• Network Analysis: Granular traffic shaping and port mirroring enabled by the Full Firmware feature set.

Commercial & Logistics Terms

• Warranty: 12-month industrial-grade hardware replacement warranty on all 1783-BMS20CGP units.
• Express Shipping: Worldwide door-to-door logistics provided by FedEx, UPS, and DHL.
• Handling Time: Guaranteed dispatch within 24 to 48 hours from our central distribution hub.
• Compliance: Rated for Class A emissions with high-level ESD immunity (15kV Air / 8kV Contact).

Selection & Buying Guide

• Firmware Verification: Confirm you require the "Full" firmware; the 1783-BMS20CGP is necessary for DLR and CIP Sync.
• SFP Compatibility: Select industrial-grade SFP modules that match the specific Fast Ethernet or Gigabit rating of the ports.
• Physical Layout: Verify DIN rail space as this 20-port model measures approximately 5.1 x 5 x 5.3 inches.
• Redundancy Planning: Ensure other devices in the ring are DLR-capable to take full advantage of the switch features.

Frequently Asked Questions (FAQ)

• What is the practical benefit of the Conformal Coating on the 1783-BMS20CGP?
• It adds a protective chemical film over internal components, preventing short circuits caused by moisture or conductive dust.


• Does this switch support Device Level Ring (DLR) as a Supervisor?
• Yes, the Full Firmware on the 1783-BMS20CGP allows it to function as either a DLR Supervisor or a standard Ring Node.


• Can I use both the copper and fiber connections on a "Combo" port simultaneously?
• No, combo ports are "either/or." Plugging into the SFP slot automatically disables the corresponding RJ45 copper port.


• How does CIP Sync improve my automation system performance?
• It implements IEEE 1588, allowing the PLC and decentralized drives to share a common clock for perfectly timed events.


• What is the specific cable requirement for the 16 copper ports?
• These are 10/100 Mbps ports; we recommend using shielded Category 5e (Cat5e) or higher for industrial noise immunity.

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