Description
- Brand: ABB
- Full Model Number: DATX110 / 3ASC25H209
- System/Series Family: ABB ASTAT Digital Drives
- One-Sentence Core Function: I/O board without analog outputs used as a control-module interface in ABB DARA drive systems
- Top 3 Hardcore Specs: DATX 110 type designation; no analog outputs; DARA 1000, DARA 1001, DARA 1010 applications
- Stock Status: New Surplus / Fully Tested Refurbished — exact board identity and revision verified before shipment
Module 3: Commercial-Technical Deep Dive
A failed DATX110 can interrupt the drive’s control and I/O path even when the main control board remains functional. ABB’s own ASTAT documentation identifies DATX 110, 3ASC25H209 as an I/O board with no analog outputs for the control module. The same documentation lists it as a spare used with DARA 1000, DARA 1001, and DARA 1010 drive systems. This is an important distinction from similar DATX boards: DATX100 is identified as a pulse-transformer board, DATX130 as a torque-measurement board, and DATX132 as a control-pulse repeater.
ABB’s product data provides a more defensible specification than the conflicting aftermarket descriptions circulating for this part. 3ASC25H209 is cataloged as DATX 110; I/O board, No AO, Control Module, with a listed net weight of approximately 0.75 kg and a legacy ASTAT classification. ABB documentation also lists a related DATX 110 + AO + PU configuration, showing why the absence of analog-output hardware must be confirmed before substitution. For a live production drive, matching the exact board type preserves the existing DARA control architecture without introducing an unexpected analog-I/O configuration.

ABB DATX110 3ASC25H209
Module 4: Compatibility & Installation Traps
Migration/Compatibility
- Replacement status: Configuration-specific spare board for ABB ASTAT/DARA drive systems.
- Official identification: DATX 110, Product ID 3ASC25H209; ABB describes it as an I/O board, No AO, Control Module.
- Supported applications: ABB’s ASTAT spare-parts documentation lists DARA 1000, DARA 1001, and DARA 1010.
- Firmware requirement: No independent firmware update is normally associated with the PCB itself. Record the associated drive-control firmware and parameter set before replacement.
- Logic rewrite: A verified like-for-like DATX110 replacement should not normally require a control-logic rewrite. I/O behavior and drive parameters must still be validated after installation.
- Analog-output distinction: Do not substitute the DATX110 + AO + PU variant for a plain DATX110 without confirming the cabinet design. The two are different catalog configurations.
⚠️ Field Traps (Watch Out)
- Wrong DATX family member: Similar DATX numbering does not indicate electrical interchangeability. DATX110 is specifically an I/O/control-module board, while other DATX boards perform pulse-transformer, torque-measurement, or pulse-repetition functions.
- Analog-output mismatch: The standard is explicitly cataloged as No AO. Installing an analog-output variant can change the hardware configuration from the original cabinet.
- DARA compatibility: Verify the installed drive type before replacement. ABB lists this board for DARA 1000, DARA 1001, and DARA 1010, not as a universal ASTAT board.
- ESD and drive isolation: The PCB must be handled with grounded ESD precautions. Before removal, follow the applicable ABB drive shutdown, DC-link discharge, and electrical isolation procedure.
Module 5: Quality Assurance SOP
Our pre-shipment inspection for an ABB 3ASC25H209 focuses on exact catalog identity and I/O-board integrity:
- OEM anti-counterfeit visual inspection — verify ABB markings, DATX 110 designation, complete 3ASC25H209 part number, revision identifiers, labels, PCB artwork, connector population, and manufacturing marks.
- Part-number capture — photograph the front, rear, edge connectors, and all secondary identification labels.
- Revision verification — compare the physical board revision with the customer’s removed unit where photographs or serial information are available.
- Application check — verify that the requested replacement is intended for the applicable DARA 1000, DARA 1001, or DARA 1010 configuration.
- PCB condition inspection — inspect connectors, solder joints, terminals, components, contamination, corrosion, and evidence of overheating.
- No-AO configuration check — verify that the physical board matches the standard configuration and is not an AO + PU variant.
- Power-on self-test (POST) — where a compatible ASTAT/DARA test environment is available, apply the documented operating conditions and monitor startup behavior, diagnostic indications, and abnormal current draw.
- Digital I/O verification — stimulate representative input paths and verify correct controller-side state changes.
- Output-path verification — exercise representative I/O outputs under controlled test conditions and verify correct switching behavior.
- Controller handshake verification — install the board into a compatible test assembly and confirm expected communication and status exchange with the associated control module.
- Extended observation — monitor I/O stability, temperature rise, intermittent behavior, and connector integrity during controlled operation.
- Final QC record — document product ID, hardware revision, test conditions, measured results, and inspection photographs.
- ESD packaging — use antistatic protection, connector guards, mechanical cushioning, and moisture protection before shipment.
ABB’s own documentation provides the critical acceptance criteria here: = 3ASC25H209, no analog outputs, and use in DARA 1000/1001/1010 systems. Those identifiers should take precedence over contradictory third-party descriptions.
Module 6: CRO-Driven Buyer FAQ
1. Is ABB 3ASC25H209 obsolete, and how do I verify authenticity?
The belongs to ABB’s legacy ASTAT Digital Drives hardware family. ABB documentation identifies 3ASC25H209 as DATX 110 and describes it as an I/O board, No AO, Control Module. Authenticity should be checked from the complete ABB part number, revision marking, PCB layout, connectors, labels, and physical construction.
2. Which ABB drive systems use 3ASC25H209?
ABB’s ASTAT spare-parts documentation lists for DARA 1000, DARA 1001, and DARA 1010. It should therefore be sourced against the actual drive model rather than described as a universal ABB ASTAT I/O board.
3. Is the same as + AO + PU?
No. ABB separately lists , described as an I/O board with an I/O control board and two analog outputs. The standard 3ASC25H209 version is cataloged as No AO. Match the complete configuration before installation.
4. Can the be hot-swapped?
Do not assume live replacement is permitted. This PCB belongs to an ASTAT power-drive system, so hazardous energy and stored DC-link voltage may remain after a normal stop. Follow the applicable ABB maintenance procedure, discharge requirements, and site LOTO procedure before removing the board.
5. What warranty and technical support should I expect?
Warranty duration should be stated on the quotation for the exact physical unit supplied. Technical support should cover part-number verification, DARA compatibility, revision matching, I/O checks, installation guidance, and documented pre-shipment test results. It should not substitute for drive commissioning, electrical-safety verification, or site-specific motor-control engineering.



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