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The ABB SDCS-CON-2A (3ADT309600R0002) is a main control board for ABB SDCS-series DC drive systems, including the DCS500, DCS600, and DCS800 families. Its core function is to serve as the central processing unit for the drive, executing closed-loop control algorithms for motor speed, torque, and current regulation while managing communication between the drive and higher-level automation systems.

The ABB SDCS-AMC-DC-CLAS2 (Part Number: 3ADT312700R0001) is a high-performance DCS Control Board designed for ABB's DCS600 and CraneDrive DC converter systems. Acting as the central processing unit, this board plays a critical role in managing drive control functions, including processing feedback loops, handling I/O signals, and ensuring smooth communication between operator panels and external systems. Whether you are maintaining legacy DCS systems or upgrading your industrial automation infrastructure, the SDCS-AMC-DC-CLAS2 delivers the reliability and precision required for continuous operation in demanding industrial environments.

The ABB SDCS-PIN-205B (Part Number: 3ADT220090R0035) is a high-performance Power Interface Board designed for ABB’s DCS drive systems. As a critical link between the drive control electronics and the power section, this board ensures reliable signal transmission, precise gate-pulse generation, and electrical isolation. The "COAT" designation indicates a conformal-coated PCB, providing enhanced protection against moisture, dust, and corrosive contaminants—making it ideal for harsh industrial environments. Whether you are maintaining legacy DCS500/DC drive systems or upgrading your automation infrastructure, the SDCS-PIN-205B delivers the reliability and precision required for continuous operation.

The ABB SDCS-PIN-205B (Part Number: 3ADT312500R0001) is a critical Power Interface Board designed for ABB’s Symphony Plus and DCS 500 drive systems. As a high-performance “power hub” and communication bridge, this board ensures stable power distribution and seamless signal transmission between the control layer and field devices. Whether you are maintaining a legacy DCS system or upgrading your industrial automation infrastructure, the SDCS-PIN-205B provides the reliability and precision required for continuous operation.

The ABB SDCS-CON-2B (3ADT309600R0012) is the main control board (CPU board) for ABB's DCS500B and DCS600 series DC drives. This board serves as the "brain" of the drive system, executing all control logic, processing feedback signals, generating thyristor firing pulses, and managing communications . The -2B version represents a hardware evolution from the -2A variant, featuring improved PCB layout, enhanced EMI immunity, and industrial-grade components better suited for harsh environments. 

The ABB SDCS-BAB-F01 (3ADT316400R0501) is the OnBoard field exciter interface board for ABB DCS500, DCS550, DCS600, and DCS800 series DC drives . This board serves as a three‑phase half‑controlled field exciter that is directly supplied from the armature mains, providing precise excitation current control for DC motors in demanding industrial applications . Designed for module sizes H1 and H2 (as well as F1 and F2 in DCS550 systems), the SDCS‑BAB‑F01 is positioned between the drive's power section and the control board (SDCS‑CON‑H01 or SDCS‑CON‑F), acting as the critical interface for field circuit control signals.

The ABB SDCS-COM-81 is a high-performance communication interface module designed for ABB's DCS500, DCS600, and DCS800 series DC drive systems. Available with part numbers 3ADT220134R0001 and 3ADT314900R1002, this module serves as the critical link between the drive system and the wider plant automation network . Utilizing ABB's proprietary DDCS (Distributed Drive Control System) protocol, the module enables high-speed, real-time data exchange between DC drives and supervisory control systems such as ABB AC800M controllers, DCS platforms, and PLCs . The fiber optic transmission medium provides exceptional immunity to electromagnetic interference common in heavy industrial environments.

The ABB SDCS-CON-F01 (3ADT316500R1501) is the main control board central to the computational architecture of the ABB DCS550 and DCS600 series DC drive systems. This advanced microprocessor-based card functions as the "brain" of the drive, handling critical real-time regulation loops for speed, torque, and current.   Designed to replace or serve as a spare for the original SDCS-CON-F, the "-F01" revision offers enhanced reliability, faster fault response, and improved compatibility with modern system firmware.

The ABB SDCS-CON-4 (3ADT313900R1501) is the main control board and the "digital brain" of the ABB DCS800 series DC drives . It is responsible for executing control algorithms, managing communication, generating PWM pulses for the thyristor bridge, and providing comprehensive drive protection. As a fourth-generation control platform, it delivers precision motor control and dynamic response for applications ranging from 10 kW to multi-megawatt installations.

The ABB PFEA111-65 is a high-precision tension electronics unit engineered for demanding industrial web processing applications. This field-mountable unit processes signals from up to two ABB Pressductor® magneto-elastic load cells (PFCL or PFTL series) and provides real-time tension measurement and control for continuous materials such as paper, film, foil, textiles, and cable. The -65 designation indicates the IP65 enclosure version — a rugged, wall-mounted housing that provides protection against dust and water jets . Unlike the IP20 DIN-rail variant (PFEA111-20), this version is specifically engineered for direct installation in harsh, dirty, or wet environments such as paper mills, metal processing lines, and outdoor installations. This module is available with ordering number 3BSE050090R65 (the official designation for the IP65 variant, while 3BSE028140R65 corresponds to the IP20 version).

The ABB PFEA112-65 is a high-precision tension electronics unit designed for demanding industrial web processing applications. This field-mountable unit processes signals from up to two ABB Pressductor® magneto-elastic load cells (PFTL or PFCL series) and provides real-time tension measurement and control for materials such as paper, film, foil, textiles, and cable . The -65 designation indicates the IP65 enclosure version — a rugged, wall-mounted housing that provides protection against dust and water jets . Unlike the IP20 DIN-rail variant (PFEA112-20), this version is specifically engineered for direct installation in harsh, dirty, or wet environments such as paper mills, metal processing lines, and outdoor installations . This module is available with two ordering numbers — 3BSE030369R0065 and 3BSE050091R65 — which represent the same functional unit under different ABB ordering systems. 

New and original ABB ACBU-A2 3AUA0000125090 DCS Module in stock