ABB DDO 02 Digital Output Module 24VDC 32-Channel

Overview

The ABB DDO 02 is a digital output module designed for precise and reliable control in industrial automation systems. It provides efficient signal output capabilities for actuating external devices such as relays, contactors, and indicators. Built to integrate seamlessly into ABB’s control architecture, the module ensures dependable operation in distributed control and process automation environments.

Technical Specifications

• Manufacturer: ABB

• Model Number: DDO 02

• Product Type: Digital Output Module

• Country of Origin: Switzerland

• Number of Output Channels: Typically 32 (depending on configuration)

• Output Type: Transistor or relay (depending on system variant)

• Rated Voltage: 24 VDC

• Output Current: Up to 0.5 A per channel

• Isolation Voltage: 1500 V between outputs and control electronics

• Response Time: <10 ms

• Protection Features:

• Short-circuit and overload protection

• Reverse polarity protection

• Operating Temperature Range: −20°C to +60°C

• Storage Temperature Range: −40°C to +85°C

• Humidity Range: 20%–95% RH (non-condensing)

• Mounting Type: DIN rail or rack installation

• Protection Class: IP20

• Product Dimensions: 31 cm × 18.6 cm × 4 cm

• Net Weight: 1.86 kg

Key Features

• Provides reliable digital output control for automation and process systems

• Compact modular design suited for cabinet installation

• Supports standard 24 VDC operation for industrial actuators

• Built-in electrical protection for enhanced reliability and longevity

• High isolation ensures safe signal transmission and system stability

• Designed for use in distributed control architectures or standalone PLC applications

Application Scenarios

The DDO02 is widely applied across various sectors, including:

• Process control systems and manufacturing plants

• Energy and utilities automation

• Equipment and machine control

• Building management systems

• Industrial data acquisition and actuation networks

FAQ

Q: What is the primary function of the ABB DDO02 module?
A: The DDO02 outputs digital control signals to operate field devices such as relays, solenoid valves, and alarms within an automation system.

Q: What voltage does the module operate at?
A: It operates at a 24 VDC nominal voltage, suitable for most industrial control systems.

Q: How many outputs does the module provide?
A: The DDO02 typically includes 32 digital output channels, depending on the configuration.

Q: Is the module protected against short circuits?
A: Yes, it includes integrated short-circuit and overload protection to prevent damage.

Q: Where is the DDO02 manufactured?
A: The module is manufactured in Switzerland, ensuring ABB’s high quality and precision standards.