Description
ABB UAC326AE – Multifunctional Analog & Digital I/O Control Module
Product Overview
The ABB UAC326AE (Part No. HIEE401481R001) is a high-performance multifunctional mixed I/O control module developed for ABB industrial DCS and power automation systems. Designed for integrated field signal acquisition and logic control, this module combines analog and digital input/output functions in a compact form factor, serving as a universal field interface for process and power control loops. It features high-precision signal sampling, powerful on-board processing capability and multi-protocol communication compatibility, stably collecting temperature, pressure, flow and switching status signals while executing closed-loop regulation and interlock control. Adopting industrial fireproof housing, enhanced EMC anti-interference design and optimized PWM control technology, the ABB UAC326AE effectively reduces system operation noise and power loss, ensuring long-term stable and efficient operation of complex industrial automation systems.
Technical Specifications
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Brand: ABB
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Model:UAC326AE (HIEE401481R001)
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Warranty: One Year
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Condition: 100% New & Original
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Product Type: Multifunctional Analog & Digital Mixed I/O Control Module
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I/O Configuration: Integrated analog/digital mixed channel design, supporting flexible signal matching for field devices
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Signal Compatibility: Standard 4–20mA current, 0–10VDC voltage and discrete switch signal acquisition & output
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Control Technology: Advanced high-frequency PWM modulation technology, lowering system noise and power consumption
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Communication Protocols: Supports Modbus RTU, Profibus DP and CANopen industrial bus communication
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Operating Voltage: 24VDC standard industrial control power supply
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Protection Grade: IP20 industrial protection rating, dust-proof and anti-static
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Operating Temperature: -20°C to +60°C, adaptable to standard industrial control cabinet environments
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Structural Material: High-strength fireproof ABS housing, anti-aging and impact-resistant
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Diagnostic Function: Built-in real-time self-diagnosis for channel anomalies, communication faults and power status
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System Compatibility: Fully compatible with ABB classic DCS, power generation and process automation platforms
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Operational Stability: Fast response and strong programmability, supporting 7×24-hour continuous industrial operation
Application Scenarios
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Power Plant Automation Systems: The ABB UAC326AE module is widely applied in thermal power unit auxiliary control, boiler and turbine monitoring systems. It integrates analog process parameter collection and digital interlock logic control, simplifies on-site I/O cabinet layout, improves system response efficiency, and guarantees safe and stable operation of power generation equipment.
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Petrochemical & Process Industry Control: Deployed in refining, chemical synthesis and natural gas processing DCS systems. The multifunctional mixed I/O design flexibly adapts to diverse field signal types, effectively resisting complex electromagnetic interference on site, ensuring accurate process parameter monitoring and reliable interlock protection for high-risk continuous production processes.
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Legacy System Upgrade & Industrial Automation Expansion: Ideal for renovation and capacity expansion of traditional ABB automation systems. With excellent compatibility, compact structure and low power loss characteristics, the ABB UAC326AE replaces outdated single-function modules, reduces equipment maintenance costs, and improves the overall integration and operational reliability of industrial control systems.
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