Reliable Network Connectivity for AC 800F Controllers
The ABB EI803F 3BDH000017R1 Ethernet communication module provides a dedicated Twisted Pair interface for the AC 800F controller within the Freelance DCS family . This module establishes a reliable connection to Ethernet networks, enabling seamless data exchange between the controller and other automation devices. Process control systems rely on this interface for consistent, real-time communication in demanding industrial environments.
Technical Specifications and Network Interfaces
This Ethernet module features an RJ45 (shielded) port that supports 10BASE‑T (Twisted Pair) Ethernet . The module’s 32‑bit data bus achieves a transmission rate of 100 Mbit/s, ensuring efficient data handling . Furthermore, the unit keeps the CPU load below 4% through its direct memory access design . The module draws a nominal 5V power supply, with a maximum power loss of 1.5W and a weight of just 170g (including optional battery) .
| Parameter | Specification |
|---|---|
| Brand | ABB |
| Model | EI803F 3BDH000017R1 |
| Product Type | Ethernet Communication Module |
| System Compatibility | ABB AC 800F (Freelance) |
| Network Standard | IEEE 802.3 10BASE‑T |
| Physical Interface | RJ45 (shielded) |
| Data Bus | 32‑bit, 100 Mbit/s |
| CPU Load | < 4% |
| Nominal Voltage | 5V ±3% |
| Power Loss | Max. 1.5W |
| Weight (incl. battery) | Max. 170g |
| Battery | 3.6V (optional, >1.5 year life) |
| Operating Temperature | 0°C to +60°C |
| Protection Rating | IP20 |
System Integration and Diagnostics
The ABB EI803F 3BDH000017R1 mounts directly into the basic unit of the AC 800F, typically in slot E1 or E2 (the second and third slots on the left side) . A comprehensive set of front‑panel LEDs provides clear visual feedback for diagnostics . The “State” LED indicates operational status: green signifies normal operation, orange indicates startup or configuration, and red signals a fault condition . Additionally, a “Batt.low” LED alerts users when the optional backup battery requires replacement .
Installation and Configuration
You can install this Ethernet module without special tools by plugging it into the designated slots on the AC 800F controller . The module draws its power directly from the backplane, requiring no external power supply. Users configure IP addresses and network parameters through the Freelance Engineering software. Furthermore, the module supports the AC 800F’s controller redundancy, providing fault-tolerant communication for critical process applications . Always use shielded Category 5e (or higher) cabling for the RJ45 port to maintain signal integrity in electrically noisy environments.
Details
| Weight | 0.91 kg |
|---|---|
| Dimensions | 110 × 55 × 90 mm |



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