ABB PU516A (Order No. 3BSE032402R1) is a high-performance engineering interface board based on the PCI bus. It belongs to the ABB Advant OCS system family. Primarily designed for real-time communication between engineer stations/operator stations and the MasterBus 300 (MB300) control network, it serves as the core hardware for connecting AC 400 series controllers (AC410/450/460) to host systems. Its net weight is 0.38 kg.
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Product Advantages
Accelerated Real-time CommunicationAdopts dedicated RTA (Real-Time Accelerator) to independently process the MB300 protocol stack. It transmits process data, events and alarms with low latency, meeting the determinism requirements of industrial control.
Native System CompatibilityFully compatible with ABB Advant OCS, 800xA and AC400 series controllers. It enables direct connection with AdvaBuild engineering tools and 800xA operator stations.
Industrial-grade ReliabilityBuilt with multi-layer PCB and EMC (Electromagnetic Compatibility) design. It operates stably within a wide temperature range of -25℃ to +85℃ and features strong anti-interference performance for harsh industrial environments.
Plug-and-Play IntegrationEquipped with standard PCI/PCI-X bus interface supporting 3.3V/5V. It can be directly installed into industrial computer slots to simplify hardware deployment.
Product Specifications
Basic Parameters
Model: PU516AOrder No.: 3BSE032402R1
Bus: 32-bit 33MHz PCI / 100/133MHz PCI-XMemory: 16MBDimensions: 233×111×22mmInterfaces: 1 × MB300 port, 1 × RS-232 port (max. 19200bps)
Functional Features
Protocol Support: Native MB300 protocol, compatible with RCOM remote communication protocol.
Status Diagnosis: On-board Run/Fault/Tx-Rx LED indicators for real-time operation and fault status display.
Data Processing: Independent communication processor reduces host load and ensures reliable real-time data exchange.
Flexible Configuration: Network parameters and communication modes can be set via ABB system software for diverse application scenarios.
Application Scenarios
Power IndustryUsed for engineering configuration, parameter commissioning and real-time monitoring of DCS systems in power plants and substations. It connects AC400 controllers to upper operator stations.
Process IndustryApplied to distributed control systems in chemical, metallurgy, water treatment and other sectors, enabling high-speed data exchange between field controllers and central monitoring systems.
Manufacturing AutomationSuitable for production line control, robot control and other scenarios. It supports equipment networking and centralized management, ensuring real-time transmission of control commands and status feedback.
Remote Monitoring SystemsFor scattered sites such as water conservancy facilities and oil & gas pipelines, it builds long-distance serial communication links via RS-232 and MB300 interfaces to realize remote data acquisition and monitoring.
Frequently Asked Questions
- Which operating systems are compatible with PU516A?It supports Windows XP/7/10 (32-bit/64-bit) and ABB dedicated real-time operating systems, matching mainstream system environments of industrial computers.
- The Fault indicator on the board stays on. How to troubleshoot?① Check for loose connections or short circuits on MB300 and RS-232 wiring.② Verify that network address, baud rate and other settings are consistent with the controller.③ Restart the device or reinstall the driver.④ If the problem persists, contact ABB after-sales service for hardware inspection.
- Can it replace the older model PU516 (3BSE013064R1)?Yes, it is a direct replacement with compatible hardware pins. No major modifications are required for software configuration. It delivers improved performance with larger memory and stronger anti-interference capability.
- What is the maximum number of I/O points for data exchange?There is no fixed limit on I/O points. The capacity depends on MB300 network bandwidth and system configuration. It can stably transmit real-time data of no less than 1000 points under normal operating conditions.
- Does it support redundant configuration?Yes. It can be deployed in dual redundancy mode. Combined with the redundancy function of ABB systems, it enables automatic failover to ensure uninterrupted operation of critical services.
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