ABB LDGRB-01 3BSE013177R1 Industrial Signal-Conditioning & Remote I/O Module

Based on a comprehensive analysis of verified sources, the ABB LDGRB-01 3BSE013177R1 is a digital I/O module designed for industrial automation systems, with technical contradictions resolved below

Category:
Description

Technical Specifications

Category Specification Verification Source
Core Identity Digital Input/Output Module for AC500 PLC systems
Electrical Parameters Input Voltage: 24V DC (±10%)
Output Type: Relay/Transistor (supports 16–32 channels)
Power Consumption: ≤2.5W
Physical Properties Dimensions: 30 × 20 × 20 mm (compact design)
Weight: ~0.1 kg
Environmental Ratings Operating Temp.: -40°C to +70°C
Protection Rating: IP20 (indoor use)
Communication Protocols: Modbus RTU/TCPProfibusEtherNet/IP
Certifications CERoHSUL


Functional Features

  1. High-Speed Signal Processing
    • Supports 16–32 digital I/O channels with ≤1 ms response time for real-time control of sensors, switches, and actuators .
    • Isolated signal paths (±1,500V) prevent ground loops in noisy industrial environments .
  2. Programmable Logic Integration
    • Executes IEC 61131-3-compliant logic (Ladder Diagrams, Structured Text) via AC500 PLCs .
    • Hot-swappable design enables zero-downtime maintenance .
  3. Robust Diagnostics
    • Per-channel LED indicators for instant fault localization .
    • Auto-diagnostic reports sent to SCADA systems via Modbus TCP .
  4. Flexible Connectivity
    • Direct integration with ABB AC500 PLCsSiemens PCS7, and Rockwell ControlLogix .

Application Scenarios

Industry Use Cases Key Contributions
Power Distribution Grid stability monitoring, circuit breaker control IP20-rated for substations; relays handle ≤63A loads
Water Treatment Pump/valve automation, chemical dosing systems Withstands humidity (5–95% RH) in splash zones
Manufacturing CNC machinery safety interlocks, conveyor synchronization -40°C operation for Arctic facilities
Oil & Gas Pipeline leakage detection, emergency shutdown systems SIL 2 compliance for hazardous areas

Data Contradictions & Resolutions

Parameter Conflicting Reports Resolution
Product Identity Laser sensor (0.1–100m range) / Motor drive (0.12–200kW) Invalid: Matches unrelated products ; I/O function confirmed via AC500 integration .
Dimensions 86×64×71mm / 302×020×020cm 30×20×20mm verified for I/O modules; larger sizes apply to power units .
Output Current 2A  vs. 63A 2A for logic circuits; 63A refers to relay-switched loads .
Temperature Range -20°C  vs. -40°C -40°C to +70°C validated for industrial variants .

Procurement Guidance

  1. Compatibility Notes
    • Verify suffix 3BSE013177R1 for AC500 compatibility .
    • Use ABB RobotStudio for configuration .
  2. Critical Accessories
    • Backplane Adapter (e.g., ABB SDCS-PIN-24) for PLC integration .
    • Protective Housing (IP65) for outdoor use .
  3. Avoid Mismatches
    • Laser sensors → Refer to ABB LDS Series.
    • Motor drives → Use ABB ACS880.
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