ABB DI828 S800 I/O Module | 16-Channel 120V AC/DC Input

ABB DI828 16-Channel 120V AC/DC Digital Input Module

The ABB DI828 delivers versatile signal acquisition for your S800 I/O system. This 16-channel module handles both 120V AC and DC field devices with precision. It offers robust isolation and reliable performance for diverse industrial applications. The DI828 ensures stable operation in challenging electrical environments.

Key Product Features

• Sixteen individually isolated input channels for AC and DC signals
• Wide input voltage range: 77-130V AC and 75-130V DC for logic '1'
• Voltage supervision using Channel 1 for Channels 2-8 operation
• Channel 16 provides voltage monitoring for Channels 9-15 group
• Four selectable digital filter times from 2.5 to 20 milliseconds
• Bright LED status indicator for each of the sixteen channels
• Built-in analog filter with precise on/off delay timing

Detailed Technical Specifications

• Brand: ABB
• Model: DI828
• Article Number: 3BSE069054R1
• Number of Channels: 16
• Signal Type: Current Sinking
• AC Input Voltage Range: 77 to 130 V AC
• DC Input Voltage Range: 75 to 130 V DC
• AC Input Current: 8.5 mA at 120V AC
• DC Input Current: 2.4 mA at 120V DC
• AC Input Impedance: 14.2 kΩ
• DC Input Impedance: 50 kΩ
• Input Frequency Range: 47-63 Hz
• Isolation: Individual channel isolation
• Rated Insulation Voltage: 250 V

Environmental & Physical Data

• Operating Temperature: 0 to +55 °C (32 to 131 °F)
• Storage Temperature: -40 to +70 °C (-40 to 158 °F)
• Relative Humidity: 5 to 95%, non-condensing
• Protection Class: IP20 according to IEC 60529
• Pollution Degree: Degree 2
• Corrosion Protection: ISA-S71.04 G3
• Weight: 0.15 kg (0.33 lbs)
• Dimensions: 45 x 119 x 102 mm

Signal Processing & Timing

• Selectable Filter Times: 2.5±0.5, 5±1, 10±2, 20±4 ms
• Analog Filter On Delay: 5 milliseconds typical
• Analog Filter Off Delay: 10 milliseconds typical
• Maximum AC Cable Length: 200 meters with 100 pF/m
• Maximum DC Cable Length: 600 meters for reliable operation
• Power Dissipation: 3.5 W typical under normal conditions

Diagnostics & Indicators

• Front panel with Fault (F), Run (R), and Warning (W) LEDs
• Individual status indicator for each of the sixteen channels
• Automatic channel error detection for supervision inputs
• All diagnostic signals accessible through ModuleBus interface
• Warning LED activation upon supervision voltage loss

Compatibility & Installation

• Designed specifically for use with TU851 MTU
• Required keying code: EB for proper module installation
• Maximum 40°C ambient temperature for vertical mounting
• Current consumption: 45 mA typical on +5V ModuleBus
• Maximum current draw: 60 mA on +5V ModuleBus supply

Packaging & Shipping

• Secure industrial-grade packaging for maximum protection
• Includes one complete ABB DI828 digital input module
• Worldwide shipping via FedEx, UPS, and DHL courier services
• Professional packaging ensures safe delivery worldwide

Frequently Asked Questions

• What types of signals can this module handle? It accepts both 120V AC and DC signals on all sixteen channels
• How does the voltage supervision work? Channel 1 monitors power for channels 2-8, Channel 16 for 9-15
• What are the available filter time options? Four selectable times: 2.5, 5, 10, and 20 milliseconds
• What is the maximum cable length for DC signals? You can use up to 600 meters of field cable for DC applications
• Which MTU is compatible with this module? The DI828 works specifically with the TU851 module terminal unit