The ABB DI880 (3BSE028586R1) is a 16-channel, 24 V d.c. digital input module designed for the S800 I/O system. It supports both single and redundant configurations, making it suitable for high-availability industrial control applications. Each input channel is equipped with current limiting, EMC protection, status indication LEDs, and optical isolation to ensure robust signal processing. The module also features advanced Sequence of Events (SOE) recording capabilities with 1 ms resolution, allowing for precise diagnostics and event tracking in critical systems.
| Product Model | DI880 3BSE028586R1 |
| Number of Channels | 16 |
| Signal Specification | 24 V d.c. |
| Input Voltage Range | 18 to 30 V d.c. |
| Input Impedance | 3.1 kΩ |
| Filter Times (Selectable) | 0 to 127 ms |
| SOE Resolution | 1 ms |
| Power Dissipation | 2.4 W |
| Rated Insulation Voltage | 50 V |
The DI880 complies with EN50178, EN61131-2, and UL508 industrial standards. It is certified for use in SIL3 high-integrity applications.
Yes, the DI880 features Sequence of Events (SOE) functionality, collecting logical events with a resolution of 1 millisecond and a queue capacity of up to 512 x 16 events.
In the event of a mains blackout, the secondary output of the DI880 has a voltage hold-up time of approximately 46–47 ms.
Yes, the DI880 is designed to support both single and redundant configurations to meet high-availability requirements.
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