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FAQs
Q1: What is the primary function of the UNS2880B-P V2?
It is a Control Option Board that serves as the central processing and communication module for ABB Symphony Plus controllers and ACS2000 drives. It executes real-time control algorithms, manages backplane data scheduling, and provides redundant communication capabilities.
Q2: Which ABB systems is this module compatible with?
Based on available documentation, it is compatible with ABB Symphony Plus DCS (for PM864A/PM866A controllers), ACS2000 medium-voltage drives, and UniGear switchgear. Some sources also list compatibility with AC 800M and related DCS architectures .
Q3: Does this module support redundancy?
Yes. It supports 1:1 hot standby redundancy with a switchover time of less than 50 ms. The primary and backup modules synchronize program state and data via a dedicated link, ensuring zero-interruption operation .
Q4: What communication protocols does it support?
The module supports multiple industrial protocols including PROFIBUS DP, Modbus RTU/TCP, IEC 60870-5-104, and IEC 61850 (MMS/GOOSE) for smart grid applications. Physical interfaces include RS-232, RS-485, and Ethernet.
Q5: Is this module still available?
Yes, it is an active/mature product available through authorized distributors and aftermarket suppliers. Pricing varies significantly by source (from approximately ¥2,699 to ¥55,816), and buyers should verify exact specifications and compatibility with their specific system configuration before ordering.
