ABB DI831 48V DC Digital Input Module | 3BSE013212R1

ABB DI831 Digital Input Module - Technical Specifications

Core Product Specifications

• Manufacturer: ABB
• Model Designation: DI831
• Product Identification: 3BSE013212R1
• Product Series: S800 I/O System
• Module Weight: 0.22 kg
• Signal Specification: 48 V DC

Electrical Specifications

• Input Channel Count: 16 channels
• Input Voltage Range: 36-60 V DC
• Nominal Voltage: 48 V DC
• Current Consumption: 4 mA per channel at 48V
• Logic "0" Level: -60 to +10 V
• Logic "1" Level: 30 to 60 V
• Input Impedance: 9.6 kΩ
• Power Dissipation: 3.2 W typical

Isolation and Group Configuration

• Isolation Scheme: Groupwise isolated from ground
• Group Configuration: 2 isolated groups of 8 channels
• Voltage Supervision: One monitoring input per group
• Dielectric Test: 500 V AC withstand voltage
• Insulation Rating: 50 V rated voltage

Sequence of Event Features

• SOE Functionality: Advanced event recording
• Event Accuracy: -0.3 ms to +0.7 ms
• Event Resolution: 0.4 ms precision
• Recording Capability: High-precision timing

Signal Processing and Filtering

• Digital Filters: 0-100 ms selectable range
• Filter Function: Pulse width discrimination
• Shutter Filter: Enhanced signal processing
• Cable Length: 600 meters maximum

Diagnostics and Monitoring

• Self-Diagnostics: Cyclical automatic checking
• Process Power Supervision: Module failure on detection
• Event Queue Monitoring: Full queue detection
• Time Sync Monitoring: Missing synchronization detection
• Status LEDs: Fault, Run, Warning, Channel status

Physical Specifications

• Width: 45 mm
• Depth: 102 mm (111 mm with connector)
• Height: 119 mm
• Weight: 0.22 kg
• Mechanics: S800 form factor

Power Requirements

• ModuleBus +5V: 100 mA typical, 120 mA maximum
• ModuleBus +24V: Not required
• Efficiency: Optimized power management

Environmental and Compliance

• Operating Temperature: 0 to +55 °C
• Storage Temperature: -40 to +70 °C
• Hazardous Location: C1 Div 2 cULus, ATEX Zone 2
• Marine Certificates: ABS, BV, DNV, LR
• RoHS Compliance: DIRECTIVE/2011/65/EU
• Protection Class: IP20 according to IEC 60529

Compatibility Information

• Compatible MTUs: TU810, TU812, TU814, TU818, TU830, TU833, TU838, TU850
• Keying Code: BD
• System Integration: S800 I/O architecture

Primary Applications

• Industrial automation control systems
• High-voltage digital input applications
• Process monitoring and control
• Sequence of event recording systems
• Plant automation with 48V DC signals

Technical Highlights

• 16-channel high-density design for 48V DC applications
• Dual isolated groups with individual voltage supervision
• Advanced SOE functionality with 0.4ms resolution
• Programmable digital filtering from 0-100ms
• Comprehensive self-diagnostics and status monitoring

Frequently Asked Questions

What is the input voltage range for DI831?

The DI831 operates with 36-60V DC input signals at 48V nominal voltage.

How are the input channels organized?

This module features 16 channels in two isolated groups of 8 with voltage supervision.

What Sequence of Event capabilities are provided?

Includes SOE recording with 0.4ms resolution and -0.3ms to +0.7ms accuracy.

What diagnostic features are available?

Comprehensive diagnostics including process power supervision, event queue monitoring, and time synchronization checking.

Contact Information

For pricing information and technical support:
Email: sale@etowonauto.com