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Phone: +86 16626708626Description
The ABB 3ASC25H204 DAPU100 is a versatile control board module primarily used within ABB’s advanced industrial automation systems, particularly in distributed control systems (DCS) for process industries. This module functions as an input/output (I/O) control board, facilitating the management and processing of various digital and analog signals essential for controlling complex industrial processes in sectors such as power generation, chemical, oil and gas, and manufacturing.
The 3ASC25H204 is designed to interface with ABB’s DARA and DAPM series controllers (including DARA 1000, 1010, and 1001; DAPM 100 and 101 models), offering reliable signal acquisition, processing, and distribution. The module supports configurable input/output channels, adaptable for discrete on/off control signals or analog continuous signals depending on specific application requirements. It operates at a nominal input voltage of 24 V DC and is constructed to withstand industrial environmental conditions, with an operating temperature range typically from -25°C to +70°C.
Key features of the DAPU100 include its compatibility with ABB’s modular control system architecture, enabling easy integration and scalable system expansion. The module ensures stable and accurate signal handling critical for process automation reliability and efficiency. Its compact design allows installation in constrained control cabinets, reducing footprint without compromising functionality. The board incorporates protection mechanisms for electrical faults and supports various communication protocols compatible with ABB’s control system ecosystem.
| Parameter | Value |
|---|---|
| Model | ABB 3ASC25H204 DAPU100 |
| Brand | ABB |
| Product Type | Input/Output Control Board |
| Compatible Controllers | DARA 1000, DARA 1010, DARA 1001; DAPM 100, 101 |
| Input Voltage | 24 V DC nominal |
| Input/Output Channels | Configurable digital and analog signals |
| Operating Temperature | -25°C to +70°C |
| Environmental Rating | Industrial-grade |
| Dimensions | Compact, suitable for modular system racks |
| Protection Features | Electrical fault tolerance |
- 3ASC25H204 DAPU100
- 3ASC25H204 DAPU100
Related Modules or Compatible Units
ABB DARA1000 – Base controller unit compatible with DAPU100.
ABB DAPM100 – Signal processing module complementing the DAPU100 board.
ABB 3ASC25H705-7 – Digital communication module used with DARA and DAPM controllers.
ABB 3BHB01808R0003 S-113H – IGCT controller for power electronic applications.
ABB PM573-ETH – Ethernet communication module compatible with ABB automation systems.
Installation Notes & Maintenance Best Practices
Installation of the ABB 3ASC25H204 DAPU100 involves secure mounting within ABB control cabinets designed for DARA and DAPM controller series. Ensure proper wiring and signal termination to maintain signal integrity and minimize noise. The module requires a stable 24 V DC power supply and should be installed in environments maintaining the recommended operating temperature range and humidity levels to optimize performance.
Maintenance procedures include routine visual inspections to check for signs of physical damage, loose connectors, or corrosion. Regular system diagnostics should be performed to verify signal accuracy and identify faults early. Firmware and software updates provided by ABB enhance module compatibility and operational stability. Keeping spare modules on hand reduces downtime in case of unexpected failures.
