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Product Introduction
The ABB DSTC 120 Connection Unit (Ordering Code: 57520001-A) is a highly reliable interface device designed to facilitate the connection and communication between various industrial control system components. This unit acts as a critical link within ABB’s automation network infrastructure, ensuring seamless data transmission and electrical connectivity.
Manufactured with robust materials, the DSTC 120 is engineered to provide durable performance even under challenging industrial conditions. Its compact size, 200 × 80 × 40 mm, and lightweight construction of 0.125 kg make it suitable for installation in tight spaces and complex control cabinets. The device supports ABB’s proprietary communication protocols, enabling flexible integration with existing and new automation systems.
This connection unit is commonly deployed in process automation, manufacturing, and infrastructure projects where stable, secure connections are essential to system reliability and efficiency.
Product Parameters
| Parameter | Specification |
|---|---|
| Model | DSTC 120 |
| Ordering Code | 57520001-A |
| Type | Connection Unit |
| Dimensions (L×W×H) | 200 × 80 × 40 mm |
| Weight | 0.125 kg |
| Operating Voltage | 24 V DC |
| Operating Temperature | -20°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Humidity | 5% to 95% non-condensing |
| Mounting | DIN Rail / Panel Mount |
| Protection Class | IP20 |
| Electrical Connections | Screw terminals |
| Material | Flame retardant plastic |
| Certifications | CE, UL |
Product Applications
The ABB DSTC 120 Connection Unit is widely used to establish and maintain reliable electrical and communication links within industrial automation systems. Key applications include:
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Process Automation: Connecting sensors, actuators, and controllers in chemical and petrochemical plants
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Manufacturing Automation: Facilitating communication between various machine components on assembly lines
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Energy Sector: Integrating control units in power plants and renewable energy facilities
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Water Treatment Plants: Linking distributed control devices to central monitoring systems
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Building Automation: Providing stable connections for HVAC and security system controls
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Transportation Infrastructure: Used in signaling and control systems for rail and road transport
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Oil & Gas Industry: Ensuring dependable connections in remote monitoring stations
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Material Handling: Supporting conveyor control and warehouse automation
Product Advantages
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Compact and Lightweight: With dimensions of 200 × 80 × 40 mm and a weight of 0.125 kg, it fits easily into limited space environments.
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Robust Build Quality: Flame retardant plastic housing ensures safety and durability in industrial settings.
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Versatile Mounting Options: Supports both DIN rail and panel mounting to suit various installation requirements.
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Reliable Electrical Connections: Screw terminal design provides secure and maintainable wiring.
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Wide Operating Range: Works reliably in temperatures from -20°C to +60°C, suitable for diverse environments.
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Low Maintenance: Designed for ease of installation and minimal upkeep over its lifespan.
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Excellent Compatibility: Seamlessly integrates with ABB automation systems and communication protocols.
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High Protection Level: IP20 rating protects against dust and accidental contact.
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Certified Quality: Complies with CE and UL safety and quality standards.
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Energy Efficient: Low power consumption reduces operational costs in large installations.
Frequently Asked Questions (FAQ)
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What is the primary function of the DSTC 120?
It serves as a connection unit facilitating communication and electrical links within ABB automation systems. -
What are the physical dimensions and weight of the DSTC 120?
Dimensions are 200 × 80 × 40 mm and the unit weighs 0.125 kg. -
What type of electrical connections does it use?
It uses secure screw terminal connections. -
What is the operating temperature range?
The unit operates between -20°C and +60°C. -
Can the DSTC 120 be mounted on a DIN rail?
Yes, it supports both DIN rail and panel mounting. -
What is the protection class of the unit?
The device has an IP20 protection rating. -
Is the housing flame retardant?
Yes, the housing is made from flame retardant plastic. -
Which certifications does the DSTC 120 hold?
It is CE and UL certified. -
What voltage does the unit require?
The connection unit operates on 24 V DC. -
Is the DSTC 120 compatible with other ABB automation components?
Yes, it integrates seamlessly with ABB systems and communication protocols.
Recommended Related Models
| Model | Description | Function | Dimensions (mm) |
|---|---|---|---|
| DSTC 100 | Basic connection unit | Signal connection | 180 × 70 × 35 |
| DSTC 110 | Connection unit with diagnostics | Connection with LED status | 200 × 80 × 40 |
| DSTC 130 | Enhanced connection unit | Higher voltage handling | 210 × 85 × 42 |
| DSTC 140 | Connection unit with surge protection | Signal protection | 220 × 90 × 45 |
| DSTC 150 | Connection unit with extended temperature range | Industrial-grade | 200 × 80 × 40 |
| DSTC 160 | Modular connection unit | Modular system connection | 210 × 85 × 40 |
Popular ABB Models
| Model | Description | Module Type | Application |
|---|---|---|---|
| PM592 | Process controller CPU module | CPU Module | ABB 800xA systems |
| AI870 | Analog input module | Analog Input | Sensor data acquisition |
| DI865 | Digital input module | Digital Input | Signal acquisition |
| AO822 | Analog output module | Analog Output | Industrial automation |
| CI836 | Communication interface module | Communication Module | Fieldbus networking |
| TU841 | Terminal unit base | Base/Terminal Unit | Modular I/O systems |
