Application Scenarios:In an automotive body shop, a ControlLogix PLC rack is located 800 meters from the main control room. The existing copper Ethernet run suffers from frequent packet loss due to EMI from welding robots. Installing the 1783-ETAP1F near the PLC rack resolves this: the PLC connects to one copper port, a local PanelView HMI uses the second copper port, and the fiber port runs a single-mode fiber link back to the control room switch. This setup eliminates electrical noise issues, utilizes the embedded switch to daisy-chain devices without an external box, and maintains sub-3ms DLR network recovery for uninterrupted production.
Parameter:
| Main Parameters | Value/Description |
|---|---|
| Product Model | 1783-ETAP1F |
| Manufacturer | Rockwell Automation (Allen-Bradley) |
| Product Category | Industrial Ethernet Tap / Embedded Switch |
| Total Ports | 3 Ports (2x 10/100Base-TX RJ45, 1x 100Base-FX Fiber) |
| Fiber Interface | LC Connector (Multimode typical) |
| Network Protocol | EtherNet/IP, IEEE 802.3u |
| Switching Features | VLAN (802.1Q), QoS (802.1p), IGMP Snooping, DLR Support |
| Power Supply | 24V DC (20.4 – 27.6V DC), via removable terminal block |
| Mounting | DIN Rail (standard) or Panel Mount |
| Operating Temperature | -25°C to +60°C (industrial grade) |
| Configuration | Web Browser (HTTP), Rockwell Network Manager |
| Typical Use Case | Media Conversion (Copper-to-Fiber), DLR Node, I/O Block Aggregation |
Technical Principles and Innovative Values:
- Innovation Point 1: Embedded Switch Topology Flexibility. Unlike a simple media converter, the 1783-ETAP1F integrates a full Layer 2 managed switch into a compact tap form factor. This allows it to support advanced topologies like Device Level Ring (DLR) with recovery times of less than 3ms. The module can act as a node in a DLR network, providing fault tolerance that is critical for real-time control systems, without requiring a separate, larger switch cabinet.
- Innovation Point 2: Hybrid Media Conversion with Noise Immunity. The module’s primary function is to bridge copper and fiber segments. The fiber optic port (100Base-FX) provides complete galvanic isolation, making it immune to ground loops, voltage transients, and electromagnetic interference (EMI) common in industrial plants. This allows for extending network distances up to several kilometers reliably, far beyond the 100-meter limit of standard copper Ethernet.
- Innovation Point 3: Zero-Tool DIN Rail Integration. The 1783-ETAP1F is designed for tool-less DIN rail mounting, significantly reducing installation time in crowded control panels. Its low power consumption (typically under 3W) allows it to be powered directly from the cabinet’s 24V DC bus, eliminating the need for a separate AC power supply and simplifying the overall power distribution design.
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