"ABB DO620-3BHT300009R132 32-Channel Digital Output Module (DCS System Component)"

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"Many products are not yet listed on our platform. Please contact us for more details.
In case of discrepancies between the product model and displayed images, the model number shall prevail. For specific product photos, kindly reach out to us, and we will arrange for photographs to be taken at our warehouse for confirmation.
With 14 shared warehouses worldwide, we kindly ask for your understanding that accurate responses may occasionally take several hours. Rest assured, we will address your inquiries as promptly as possible."

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


ParameterDetails
Channels32 digital output channels (isolated, short-circuit protected)
Output Voltage24V DC (compatible with industrial standard loads)
Communication InterfaceRS-232, IEC-compliant fieldbus (Modbus, Profibus optional)
Physical Dimensions252mm (L) × 273mm (H) × 40mm (W)
Weight1.2 kg
Environmental RatingIP20 (indoor use, suitable for dry/dust-free environments)
MountingDIN-rail or panel-mounted (compatible with DCS cabinet standards)


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.

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