ABB DO620-3BHT300009R1 Technical Parameters and Technical Guide

Digital Output Module for DCS Systems

1. Product Overview

• Model: ABB DO620-3BHT300009R1

• Category: 32-Channel Digital Output Module (DCS System Component)

• Core Function:

• Process and control digital signals in industrial automation systems.

• Enable programmable switching of external devices (e.g., relays, motors, indicators) via high/low-level signals.

  
  

2. Technical Specifications

3. Key Features

• Programming Flexibility:

• Integrate with ABB DCS/PLC systems (e.g., AC800M, Freelance) using Control Builder software.

• Configure logic sequences, interlocks, and safety outputs via ladder diagrams or function blocks.

• Fault Diagnostics:

• Real-time monitoring of channel status (open/short circuit, overload).

• Error code logging (e.g., E01: Output fault; E02: Communication loss).

• Safety Mechanisms:

• Output limiting to prevent equipment damage.

• Fail-safe mode for critical processes (e.g., emergency shutdown).

4. Wiring Guide

• Power Connection:

• Connect 24V DC power supply to terminals L+ (positive) and M (negative).

• Ensure proper fusing to avoid overcurrent.

• Signal Wiring:

• Example: Relay coils (NO/NC contacts) for motor starters.

• Output Channels: Use shielded cables (≤1.5mm²) to connect to external devices.

• Communication: Use twisted-pair cables for RS-232 or fieldbus connections.

• Grounding:

• Connect PE terminal to protective earth to minimize electromagnetic interference.

5. Industry Applications

• Petrochemical Sector:

• Control valve arrays in distillation columns or pipeline systems.

• Compatible with explosion-proof enclosures for hazardous zones (ATEX/IECEx).

• Power Grids:

• Manage circuit breaker operations and indicator lights in substation DCS.

• Manufacturing:

• Automate assembly lines (e.g., pneumatic actuators, conveyor belts).

• Water Treatment:

• Regulate pump stations and chemical dosing systems.

"Please contact us for the best price. Email: [mailto:3003988692@qq.com]"