Description
The ABB DI620 (Part Number: 3BHT300002R1) is a high-density digital input module belonging to the S600 I/O family, frequently used with ABB Procontic and Advant Controller systems. It is designed to interface field signals from pushbuttons, limit switches, and sensors with the central processing unit.
Key Technical Specifications
| Feature | Specification |
| Channels | 16 Digital Inputs |
| Input Voltage | 24 V DC (Typical) |
| Signal Logic | Current Sinking/Sourcing (Depending on wiring) |
| Input Filter | Integrated hardware filtering to prevent signal bounce |
| Isolation | Galvanic isolation between channels and internal logic |
| Status Indicators | LED per channel for visual status monitoring |
| Product ID | 3BHT300002R1 |
Performance Features
- High Reliability: Engineered for harsh industrial environments with robust EMC protection.
- Real-time Processing: Fast response times suitable for high-speed logic requirements in DCS or PLC architectures.
- Diagnostic Capabilities: Includes on-board LEDs to quickly identify signal presence and troubleshoot field-side wiring issues.
- Compact Footprint: Part of a modular system that allows for high-density I/O configurations within limited cabinet space.
Application Context
The DI620 is typically integrated into systems that require precise monitoring of discrete states. It processes standard 24 V binary signals and converts them into digital data for the controller.
Commonly used in:
- Power plant control systems.
- Water treatment facilities.
- General industrial automation and sequence control.
Related Components
To function correctly, this module is usually mounted on a terminal base or subrack and connected via specific ABB bus cables to the master controller. If you are replacing an existing unit, ensure the 3BHT300002R1 revision matches your system’s hardware compatibility list.
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One year warranty, special discount after sale
The company focuses on DCS, PLC, robot, large servo four systems
The main products are all kinds of module/card, controller, touch screen, servo drive
The company's advantages: the supply of imported original products, professional production of accessories
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