ABB YL787001-A/1 Interface Module

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1. Product Overview

The ABB YL787001-A/1 is a high-performance interface module used in industrial automation and control systems to enable signal transmission and communication between different modules or devices. It reliably connects processors, I/O modules, and control units to ensure stable data and control signal transfer. The YL787001-A/1 features a modular design for quick installation and maintenance, suitable for ABB DCS, PLC, and automation control systems.

2. Technical Specifications

Electrical Specifications

• Model: YL787001-A/1

• Operating Voltage: 24 V DC

• Power Consumption: Approx. 5 W

• Communication Interfaces: RS-485 / RS-232 selectable

• Signal Type: Digital I/O signal transmission

• Isolation Protection: Optically isolated input and output for enhanced safety

• Module Support: Compatible with various ABB processors and I/O modules

• LED Status Indicators: Power, communication, fault

Environmental & Installation

• Operating Temperature: 0°C … +55°C

• Storage Temperature: –25°C … +70°C

• Protection Degree: IP20

• Mounting: DIN rail or module slot installation

• Dimensions (WxHxD): 90 mm × 125 mm × 120 mm

• Weight: Approx. 0.6 kg

Additional Features

• Hot-swappable module design for easy maintenance

• Supports system monitoring and diagnostics

• Compatible with ABB DCS and PLC systems

• Enhances reliability of control system data transmission

3. Advantages & Key Features

1. Reliable signal transmission — Ensures stable data transfer between processors, I/O modules, and control units.

2. Modular design — Quick installation and removal for convenient maintenance.

3. Isolation protection — Opto-isolated design enhances system safety and prevents interference.

4. Clear status indication — LED indicators for power, communication, and fault status.

5. Strong compatibility — Works with ABB DCS, PLC, and automation control modules.

6. Industrial-grade design — Suitable for long-term continuous operation.

4. Application Areas

• ABB Distributed Control Systems (DCS)

• PLC control systems and industrial automation equipment

• Power plants, chemical plants, and water treatment automation

• Industrial production lines and process control systems

• Automation control panels and remote monitoring systems

• Signal integration and industrial equipment interface expansion

5. Precautions

1. Verify operating voltage and load match module specifications before installation.

2. Install the module in a well-ventilated, dry control cabinet, avoiding dust, moisture, and high temperature.

3. Follow manuals and standards strictly for wiring and module insertion/removal.

4. Avoid overload operation to extend module life.

5. Periodically check LED indicators and communication status for normal operation.

6. Disconnect power before installation or maintenance to ensure safety.

The structure and details of the product：

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