Description
ABB SDCS-CON-2-COAAT 3ADT220090R2
It is a fiber optic communication adapter module for ABB large drive systems (especially ACS 800/1000 series).

Detailed Product Description
1. Core Function & Purpose
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Communication Protocol Conversion: It converts signals from a superior controller (like a PLC or main control board) into commands that the drive units can understand. It supports ABB’s DDCS Fiber Optic Bus. 
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Electrical Isolation: Using fiber optics for communication completely avoids issues such as electrical interference and ground loop potential differences, ensuring communication stability and reliability in harsh industrial environments. 
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System Expansion: Allows one master controller to connect to and control multiple drive units (frequency converters/inverters) via a fiber optic loop, building a centrally controlled drive system. 
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Data Transmission: Responsible for transmitting critical control commands (e.g., Start, Stop, Speed Reference) and status information (e.g., actual speed, current, fault codes). 
2. Model Number Breakdown
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SDCS: Indicates this is a component of the ABB Drive Control System. 
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CON-2: Stands for “Controller Adapter Module Type 2,” a key interface unit in the system’s communication network. 
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COAAT: This suffix specifically defines the module’s hardware version, firmware type, and supported features. 
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3ADT220090R2: This is ABB’s internal material number or order code, used to precisely identify and order this specific version of the module. The “R2” typically indicates a hardware or firmware revision. 
3. Technical Features
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Fiber Optic Interface: Uses ST-type fiber optic connectors, offering high transmission speed and excellent noise immunity. 
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Modular Design: Designed for standard DIN rail mounting, allowing for easy integration into drive cabinets. 
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Status Indicators: Equipped with LED indicators to display power, communication status, and fault information, facilitating on-site commissioning and maintenance. 
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High Reliability: Designed for industrial environments with a long Mean Time Between Failures (MTBF). 
4. Typical Application Scenarios
This module is primarily used in medium-voltage or high-power applications requiring coordinated operation of multiple drive devices, such as:
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Metallurgy Industry: Main and auxiliary drives for rolling mills. 
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Mining Industry: Mine hoists, belt conveyors. 
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Pulp & Paper Industry: Multiple section drives in a paper machine. 
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Marine Propulsion: Azipod propulsors. 
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Oil & Gas: Pipeline compressors, pump control systems. 
5. Role within the System
In a typical ABB Multi-Drive Control System:
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The Master Controller (e.g., SDCS-PIN-xx) acts as the control brain. 
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The SDCS-CON-2-COAAT acts as the bridge connecting the master controller to the individual drive units. 
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Multiple Drive Units (e.g., inverter modules of ACS 800/1000) are connected in a series loop via fiber optics, with each unit connected via a similar interface module (e.g., SDCS-CON-1). 
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The entire loop exchanges data with the master controller through the SDCS-CON-2-COAAT, enabling synchronized control and monitoring. 
Sales of the brand:
ABB、EPRO、GE、FOXBORO、Schneider、Rexroth、Honeywell、Bently、YASKAWA other global DCS system and PLC system, servo system of famous industrial brand.
☀️Tara(Sales Director)
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🥇Product Condition: One-year warranty

Company Overview
Main Products
We specialize in supplying original imported spare parts for DCS, PLC, robotics, and large servo systems from leading global brands, including:
- FOXBORO | EMERSON | TRICONEX | XYCOM | BENTLY
- ROCKWELL | ABB | GE | Aen-Brady | YOKOGAWA
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