May 27, 2026

3DI486.6-1 Digital Input Module

The 3DI486.6-1 is a high‑speed, high‑density digital input module from B&R SYSTEM 2005 series, engineered for precise and rapid acquisition of 24 VDC binary signals in industrial control systems. It provides 32 digital input channels arranged in 2 electrically isolated groups, ensuring reliable signal conversion and strong interference immunity in harsh operating conditions. With a compact single‑width form factor and rugged industrial design, it integrates seamlessly into SYSTEM 2005 backplanes, serving as a critical high‑speed signal interface between field devices and the control platform for automated production processes.

Description

3DI486.6-1 Digital Input Module

Product Introduction

Basic Information

Model: 3DI486.6-1
Brand: B&R (Bernecker + Rainer, ABB Group)
Series: SYSTEM 2005
Product Type: High‑Speed High‑Density Digital Input Module
Input Voltage: 24 VDC (19.2–28.8 VDC operating range)
Channel Configuration: 32 digital input channels, 2 electrically isolated groups
Input Filter: 0.1 ms hardware delay for ultra‑fast response
Signal Type: Sink/source compatible
Input Resistance: Approximately 6 kΩ
Switching Threshold: Low <5 V; 5–15 V transition; High >15 V
Status Indicators: LED per channel for input status, group power supply LED
Power Supply: Backplane‑powered (5 VDC)
Power Consumption: Max 1.2 W
Protection Class: IP20
Operating Temperature: 0 °C to +60 °C
Storage Temperature: -25 °C to +70 °C
Humidity: 5%–95%, non‑condensing
Certifications: CE, UL, EAC, UKCA
Installation: 1 standard slot on SYSTEM 2005 backplane, DIN rail mountable
Accessories: Requires 2 × TB718 terminal blocks (ordered separately)

Function and Positioning

The 3DI486.6-1 functions as a high‑speed signal acquisition front‑end in industrial control systems. It captures discrete on/off signals from proximity sensors, photoelectric sensors, limit switches, incremental encoders, and other field devices, converting them into system‑compatible logic signals for the main CPU. The 2‑group electrical isolation eliminates crosstalk between channels and enhances operational safety; the 0.1 ms ultra‑fast input filter suppresses brief interference pulses and enables precise detection of high‑frequency signals. Positioned as a high‑performance, cost‑effective universal digital input module, it supports large‑scale I/O expansion and is ideal for applications requiring rapid and accurate signal monitoring in factory automation, process control, and intelligent machinery systems.

Core Performance Parameters

Input Capacity: 32‑channel 24 VDC digital input for extensive discrete signal monitoring
Isolation Performance: 2 independent electrically isolated groups (optocoupler‑based) to suppress interference
Ultra‑Fast Response: 0.1 ms hardware input filter delay for real‑time high‑frequency signal capture
Signal Compatibility: Supports both sink and source sensor types for flexible wiring
Diagnostic Capability: Channel‑specific LED indicators for quick status check and fault localization
Industrial Durability: Withstands vibration, shock, and wide temperature fluctuations
EMC Compliance: Meets strict industrial electromagnetic compatibility standards
Low Power Consumption: Max 1.2 W to reduce system energy load
System Compatibility: Fully interoperable with B&R SYSTEM 2005 series CPUs, backplanes, and Automation Studio software

General Compatible Accessories

B&R SYSTEM 2005 series backplane modules and power supply units
SYSTEM 2005 CPU modules for logic control and data processing
24 VDC field devices: proximity sensors, photoelectric sensors, limit switches, incremental encoders
Shielded twisted‑pair cables for reliable high‑speed signal transmission
Matching TB718 terminal blocks (screw clamp or cage clamp type) and wiring accessories
B&R Automation Studio software for configuration, programming, and diagnostics
DIN rail mounting components and standard control cabinet hardware

Applicable Equipment Fields

Factory Automation: Automotive assembly lines, electronics production lines, high‑speed packaging machinery
Process Industry: Food and beverage processing, pharmaceutical manufacturing, water treatment systems
Industrial Machinery: High‑speed textile machines, printing presses, plastic injection molding equipment, metalworking machines
Logistics Automation: Automated high‑speed sorting systems, conveying lines, AGVs, warehouse handling equipment
Motion Control: High‑speed positioning systems, CNC machinery, robotic applications
General Industrial Control: Any automation system requiring high‑speed, high‑density digital signal acquisition

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