ABB DI880 Digital Input Module
Description
ABB DI880 Digital Input Module is a 16-channel high-integrity digital input module designed for industrial automation systems, part of the ABB S800 I/O series. It features two isolated groups of 8 channels each, with dedicated voltage monitoring inputs for each group to enhance operational reliability.
| Specification | Value |
|---|---|
| Number of Channels | 16 digital inputs |
| Input Voltage Range | 18 to 30 V DC |
| Input Current (at 24 V) | 6 mA |
| Selectable Filter Time | 2, 4, 8, 16 milliseconds |
| Maximum Field Cable Length | 600 meters |
| Insulation Rated Voltage | 50 V |
| Power Dissipation | 1.8 watts |
| +5 V Module Bus Current Consumption | 50 mA |
| +24 V Module Bus Current Consumption | 0 mA |
| +24 V External Current Consumption | 0 mA |
Key Features:
- Two independent isolated groups with 8 channels and one voltage monitoring input per group
- Each channel includes current limiting components, EMC protection, input status indicators, and optical isolation barriers
- Voltage monitoring input generates channel error signals when voltage is lost, accessible via module bus
- Mechanical keying prevents incorrect module insertion to avoid damage from excessive voltage or current
- Electronic identification ID ensures compatibility with module bus host configuration
Applications:
- Industrial automation control systems requiring high-integrity digital input monitoring
- Distributed I/O setups for manufacturing, processing, and power generation facilities
- Remote I/O installations where reliable signal isolation and error detection are critical
Related Models:
- DI801
- DI803
- DI811
- DI814
- DI818
- DI830
- DI831
- DI840