ABB DSTD 110A 57160001-TZ Digital Output Board Connection Unit

The ABB DSTD 110A 57160001-TZ is a Digital Output Board Connection Unit designed specifically for use within ABB’s Advant OCS and Master DCS systems. As an essential part of the automation infrastructure, this unit serves as an interface between digital output signals generated by the controller and the field-connected actuators or devices.

Engineered for rugged industrial environments, the DSTD 110A ensures secure and reliable electrical connections, accommodating digital output signals typically used to control elements like valves, relays, and solenoids. With a modular and rack-mountable format, it seamlessly integrates into system architectures, supporting both new installations and retrofit projects in critical process automation environments.

This unit provides efficient wiring organization, short-circuit protection, and easy identification of channels, which simplifies maintenance and reduces downtime during troubleshooting. Trusted by engineers in energy, manufacturing, chemical, and utility sectors, the DSTD 110A delivers stability and performance expected of ABB’s high-end automation hardware.

Technical Specifications

Product Applications

The DSTD 110A is widely used in critical infrastructure systems where digital signals control mechanical and electrical processes. Its field-proven design makes it suitable for:

• Power Plants & Substations

  Controls output to breaker actuators, trip circuits, and signal relays.

• Process Automation in Oil & Gas

  Interfaces with distributed output devices such as solenoid valves, signal horns, and beacons.

• Water Treatment Facilities

  Sends output signals to pumps, chemical dosing systems, and sluice gates.

• Pharmaceutical & Chemical Industries

  Activates controlled-release equipment and safety interlocks.

• Manufacturing Automation Lines

  Sends output signals to robot arms, conveyor motor relays, and batch control actuators.

• Metallurgy & Pulp and Paper Plants

  Drives alarms, dampers, and feeder systems via DO signals.

Product Advantages

• Reliable Field Connectivity

  Offers secure and vibration-resistant terminals for harsh environments.

• Wide Signal Compatibility

  Compatible with a broad range of 24V and 48V DC output signal modules.

• High System Compatibility

  Integrates smoothly into ABB’s Advant OCS and Master systems without requiring custom wiring.

• Protective Features

  Built-in safeguards against short circuits, overloads, and miswiring protect upstream electronics.

• Compact Rack-Mount Design

  Fits easily into standard ABB rack systems, reducing cabinet space requirements.

• Minimal Maintenance Requirements

  Designed for continuous 24/7 operation with minimal service interruptions.

• Time-Efficient Installation

  Clearly labeled connections and modular form reduce wiring errors and commissioning time.

• LED Channel Identification (Optional)

  Channel-specific diagnostics allow fast identification of active/inactive outputs.

• Durable Construction

  High-grade materials ensure long service life, even in corrosive or humid environments.

• Future-Proof for System Upgrades

  Maintains compatibility across multiple ABB system generations, extending investment value.

Frequently Asked Questions (FAQ)

1. What is the main function of the DSTD 110A unit?

It connects digital output modules to field actuators or devices, providing a reliable electrical interface in industrial control systems.

2. Is the DSTD 110A compatible with modern ABB DCS platforms?

Yes, it is compatible with Advant Master and OCS systems and can often be integrated into newer hybrid automation environments.

3. What output voltages does the unit support?

It supports typical DC digital output signals, primarily 24V and 48V DC.

4. Can this unit handle high-vibration environments?

Yes, its robust mechanical design and screw terminal connections make it suitable for industrial sites with vibration.

5. Are the output channels protected?

Yes, the unit features built-in short-circuit protection and may include overload indication depending on system configuration.

6. How many outputs can it support?

Depending on the configuration and attached modules, it can support between 16 to 32 channels.

7. Does it include LED indicators for outputs?

LED indicators are available on some versions to help identify active or faulted channels during diagnostics.

8. What kind of cabling is recommended?

Shielded multi-core control cables in the range of 0.5–2.5 mm² are typically used for wiring this unit.

9. How is it mounted?

The DSTD 110A is rack-mounted within an ABB system cabinet, allowing streamlined installation.

10. What certifications does the unit carry?

The unit is CE marked and UL recognized, and complies with RoHS standards for safe, lead-free operation.