ABB DO561 1TNE968902R2201 Digital Output Module

The ABB DO561 1TNE968902R2201 Digital Output Module is a robust and versatile output module engineered for use within ABB’s AC500 programmable logic controller (PLC) systems. Designed to provide high-speed, reliable digital output control, the DO561 supports a wide range of industrial automation applications, making it an essential building block for advanced PLC-based control architectures.

The module offers 16 digital outputs, allowing it to control field devices such as relays, contactors, valves, actuators, lights, alarms, and other discrete equipment. Outputs are designed for 24 VDC operation with high current-driving capacity and fast response times, ensuring effective interaction with the field.

Thanks to its modular design and full compatibility with ABB’s AC500 system family, the DO561 can be easily integrated into both centralized and distributed automation architectures. The module also includes built-in short-circuit protection and diagnostic feedback, helping reduce downtime and improve system reliability.

Product Specifications

Applications

• Machine Automation: Controls relays, contactors, lights, and other discrete devices in automated machinery

• Process Automation: Manages actuators, solenoids, and alarms in process plants

• Water & Wastewater: Controls pumps, valves, and signaling devices in municipal or industrial water systems

• Building Automation: Drives lighting, HVAC actuators, and access control systems

• Material Handling: Operates conveyors, diverters, and signaling devices in logistics and packaging

• Energy Management: Interfaces with demand control systems, load shedding, and peak shaving equipment

• Mining & Heavy Industry: Controls field devices in rugged environments such as mining or steel mills

• Automotive Manufacturing: Used in body assembly, powertrain production, and robotic cells

• Food & Beverage: Operates discrete actuators and control elements in packaging and bottling lines

• Infrastructure & Transportation: Provides reliable control for airport, port, and tunnel systems

Product Advantages

• High Output Density: 16 output channels in a compact DIN rail package

• Fast Switching: Sub-millisecond response time for high-speed control

• Robust Protection: Integrated short-circuit and overload protection to safeguard field wiring and devices

• Diagnostics: Built-in feedback provides clear status of each output

• Reliable Integration: Fully compatible with ABB AC500 controllers, central and distributed architectures

• Industrial-Grade Build: Engineered for demanding environments, with wide temperature range and ATEX compliance

• Easy Maintenance: LED indicators for rapid diagnostics and troubleshooting

• Flexible Mounting: DIN rail mounting supports easy installation in a variety of cabinet layouts

• Expandable System: Easily scaled by adding multiple modules in AC500 configurations

• Longevity: Designed with ABB’s commitment to long product lifecycle and global support availability

Frequently Asked Questions (FAQ)

1. How many outputs are available on the DO561 module?

   It provides 16 digital outputs.

2. What type of outputs does the DO561 provide?

   Sourcing (PNP) type 24 VDC digital outputs.

3. Is the module protected against short circuits?

   Yes, each output has built-in short-circuit and overload protection.

4. Can I use this module in outdoor environments?

   It is rated for industrial indoor environments. For outdoor use, additional environmental enclosures are recommended.

5. How fast can the outputs switch?

   On/off delay is less than 0.5 ms per output.

6. Is it compatible with all AC500 CPUs?

   Yes, it is fully compatible with AC500 family CPUs.

7. Can this module handle inductive loads?

   Yes, but external protective circuitry (such as flyback diodes) may be needed for large inductive loads.

8. How do I monitor the status of the outputs?

   Each channel has an LED indicator for quick status monitoring.

9. Can I mix this module with other AC500 I/O?

   Yes, it can be used alongside other AC500 digital and analog modules in the same rack.

10. What field wiring considerations should I keep in mind?

    Use properly rated field wiring, and ensure 24 VDC power supply stability. Always follow wiring guidelines for EMC compliance.