ABB|DI814|16-Channel 24 VDC Current Sourcing Digital Input Module

ABB DI814 16-Channel 24 VDC Current Sourcing Digital Input Module

Description
ABB DI814 is a 16-channel digital input module for S800 I/O systems, designed for 24 VDC current sourcing signals with group isolation and process voltage supervision.

Features
Two isolated groups of 8 channels with independent voltage supervision.
Integrated current limiting, EMC protection, and optical isolation per channel.
LED indicators for input status and module fault, run, warning states.
Supervision error signals reportable via ModuleBus.
Compatible with TU810, TU812, TU814, TU830, and TU838 MTUs.

Technical Specifications

• Number of Channels: 16 (current sourcing)
• Input Voltage Range:
  • "0" state: -30 to 5 VDC
  • "1" state: 15 to 30 VDC
• Rated Voltage: 24 VDC
• Input Current: 6 mA at 24 VDC
• Input Impedance: 3.5 kΩ
• Filter Times: Selectable at 2, 4, 8, or 16 ms
• Isolation: Groupwise (2 groups of 8), 500 VAC dielectric test
• Rated Insulation Voltage: 50 V
• Backplane Power: 50 mA @ +5 V ModuleBus
• Power Dissipation: 1.8 W typical
• Diagnostics:
  • Process voltage supervision per group
  • LED indicators: F, R, W, and per-channel status
  • Error signals: Module Error, Module Warning, Channel error
• Cable Length: Up to 600 m
• Operating Temperature: 0 to +55 °C (vertical mounting: up to 40 °C)
• Storage Temperature: -40 to +70 °C
• Humidity: 5% to 95% non-condensing
• Certifications: CE, UL, ATEX Zone 2, C1 Div 2, marine (ABS, DNV, etc.)
• Mechanical: S800 series, 45 mm width, IP20 protection
• Weight: 0.15 kg