DSQC658 3HAC025779-001

Description

1. Product Overview

• Protocol Compatibility: Integrates with PROFINET and DeviceNet networks for efficient data transfer.
• Fault Detection: Monitors open-circuit current loops and provides visual alerts via LED indicators.
• Redundancy Support: Maintains the last valid output value during communication interruptions or CPU failures.
• Modular Design: Simplifies integration and maintenance in existing automation setups.

2. Technical Parameters

Parameter	Specification
Brand & Model	ABB DSQC658 3HAC025779-001
Communication Protocols	PROFINET, DeviceNet
Power Supply	24V DC ±10% (external power required)
Current Consumption	250mA @ 24V DC
I/O Interfaces	Digital inputs/outputs (8 channels each)
LED Indicators	Power (green), Fault (amber), Channel Status (green/red)
Environmental Range	-40°C to 85°C (-40°F to 185°F), 95% humidity (non-condensing)
Dimensions	114mm x 257mm x 80mm (4.5″ x 10.1″ x 3.1″)
Weight	0.5 kg (1.1 lb)
Certifications	CE, RoHS

DSQC658 3HAC025779-001

3. Advantages & Features

Reliability

• High MTBF: With an estimated Mean Time Between Failures (MTBF) exceeding 30,000 hours, the DSQC658 minimizes downtime in critical operations.
• Fault Tolerance: Detect open-circuit current loops (>500Ω) and communicate errors via registers and LEDs, ensuring rapid troubleshooting.

Performance

• Real-Time Communication: Supports PROFINET’s IRT (Isochronous Real-Time) mode for sub-millisecond latency, critical for motion control and precision applications.
• Dual Protocol Support: Seamlessly switches between PROFINET and DeviceNet, adapting to diverse network architectures.

Ease of Use

• Plug-and-Play Integration: Requires minimal configuration, reducing setup time and costs.
• Status Monitoring: 直观的 LED 指示灯提供即时诊断，简化维护。

Energy Efficiency

• Low Power Consumption: Operates efficiently at 24V DC with minimal current draw, suitable for energy-sensitive environments.

4. Application Areas & Use Cases

Industry Applications

• Automotive Manufacturing: Controls robotic welding and assembly lines.
• Electronics Production: Manages pick-and-place machines and quality inspection systems.
• Material Handling: Coordinates conveyor systems and AGVs (Automated Guided Vehicles).
• Process Automation: Monitors and controls chemical and food processing plants.

Case Study

5. Competitive Comparison

• Faster Communication: Supports PROFINET IRT with latency <1ms, whereas many competitors offer only standard RT (10ms+).
• Dual Protocol Support: Combines PROFINET and DeviceNet in a single module, eliminating the need for additional gateways.
• Enhanced Diagnostics: Provides detailed fault codes and LED indicators, unlike basic modules with limited status reporting.
  

  DSQC658 3HAC025779-001

6. Selection Guidelines

Key Considerations

• Compatibility: Ensure compatibility with ABB’s IRC5 controllers and existing network infrastructure.
• Environment: Verify temperature and humidity ranges match operational conditions.
• Redundancy: For mission-critical applications, pair with redundant power supplies and network switches.
• Budget: Balance performance requirements with cost, considering long-term reliability benefits.

7. Safety & Maintenance Tips

• Installation: Always power off the system before installing or replacing the module to avoid electrostatic discharge (ESD) damage.
• Power Supply: Use a dedicated 24V DC source to prevent voltage fluctuations.
• Cleaning: Regularly inspect for dust or debris and clean using compressed air.
• Firmware Updates: Keep the module’s firmware updated via ABB’s official tools for optimal performance.