DSTC 121 | ABB Module for Reliable Digital Output Switching

ABB DSTC 121 Connection Unit | Digital Output Module for Advant OCS

The ABB DSTC 121 (Product ID: 57310001-BB) is a high-performance digital output module designed for use in ABB Advant OCS / Master control systems. This module provides 32 independent digital output channels, enabling reliable control of actuators, relays, and other field devices in industrial automation applications. It is specifically built for robust signal switching, ensuring reliability in demanding environments such as power generation, chemical plants, and manufacturing industries.

The DSTC 121 is part of the Advant OCS I/O family, offering exceptional isolation and safe switching to ensure operational safety. Its compact design makes it ideal for rack installation, saving space while offering high efficiency and reliability in controlling digital outputs.

Technical Specifications:

• Model Number: DSTC 121

• Product ID: 57310001-BB

• Type: Digital Output Module

• System Compatibility: ABB Advant OCS / Master control systems

• Channels: 32 independent digital outputs

• Output Voltage: 24 VDC typical

• Output Current: 0.5 A per channel

• Isolation: Optically isolated outputs

• Dimensions: 235 × 250 × 20 mm

• Weight: 0.5 kg

• Operating Temperature: -20°C to +60°C

• Storage Temperature: -40°C to +85°C

• Certifications: CE, UL, CSA

• Country of Origin: Switzerland / Sweden

• Application Areas: Industrial automation, process control, actuator/relay control

FAQ:

1. What is the main use of the DSTC 121 module?
The DSTC 121 module is used in ABB Advant OCS and Master control systems for controlling actuators, relays, and other field devices via 32 digital output channels.

2. What is the operating temperature range of the DSTC 121 module?
The module operates in temperatures ranging from -20°C to +60°C, ensuring reliability in various industrial environments.

3. How many outputs does the DSTC 121 provide?
The DSTC 121 provides 32 independent digital outputs, ideal for industrial automation tasks.

4. Is the DSTC 121 suitable for high-power applications?
Yes, each output can handle 0.5 A, making it suitable for controlling devices with higher power requirements.