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| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Product Introduction
The ABB DSTX 180 (3BUR980025R1) is a robust, industrial-grade connection unit developed to interface directly with the DSDX 180 Digital Input module in ABB’s Advant Open Control System (OCS) architecture. This component is a key part of the Advant DCS I/O infrastructure and plays a crucial role in enabling clean, secure, and reliable signal routing from field devices (such as sensors and switches) to the central control unit via the DSDX 180.
Product Specifications
| Parameter | Value / Description |
| Product Name | ABB DSTX 180 Connection Unit |
| Part Number | 3BUR980025R1 |
| System Compatibility | Advant OCS (Open Control System) |
| Functional Role | Passive connection unit / terminal interface for digital input module DSDX 180 |
| Interface Type | Screw-type terminal connections |
| Channel Support | Up to 16 digital input channels |
| Operating Voltage Range | Matches the upstream DSDX 180 voltage range (typically 24 VDC for digital inputs) |
| Current Carrying Capacity | Approx. 2 A per channel (dependent on terminal specs) |
| Signal Type | Dry contact / digital discrete input |
| Number of Terminals | 32 terminals (16 input signal lines + 16 returns/common) |
| Galvanic Isolation | None (provided via DSDX 180 input module if required) |
| Mounting Method | DIN-rail mounting (35mm standard) |
| Enclosure Material | Industrial-grade thermoplastic, flame-retardant |
| Color | Light |
| Labeling | Pre-labeled terminals |
| Field Device Wiring | Supported via direct screw terminals (shielded cable recommended) |
| Environmental Protection | IP20 (when installed in closed control cabinet) |
| Ambient Operating Temp. | -20°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Humidity Tolerance | 5% to 95% RH, non-condensing |
| Vibration Resistance | Compliant with IEC 60068-2-6 standards |
| Shock Resistance | Compliant with IEC 60068-2-27 standards |
| Electromagnetic Compliance | EMC immunity as per IEC 61000-6-2 |
| Dimensions (W x H x D) | 112 x 86 x 58 mm |
| Weight | 0.425 kg |
Applications
The DSTX 180 Connection Unit is primarily utilized in industrial automation settings. Its applications include:
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Sensor and Actuator Integration: Facilitates the connection of various sensors and actuators to the main control system, enabling real-time data acquisition and control.
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System Expansion: Allows for the expansion of existing control systems by providing additional connection points for input and output devices.
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Compatibility with Advant OCS: Designed to work seamlessly with ABB’s Advant Open Control System (OCS), enhancing system flexibility and scalability.
Advantages
The DSTX 180 offers several benefits that enhance the performance and reliability of automation systems:
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Reliable Communication: Ensures stable and efficient data transmission between field devices and the control system, reducing the risk of communication errors.
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Robust Construction: Built to withstand the demanding conditions of industrial environments, ensuring long-term durability and performance.
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Ease of Integration: Designed for seamless integration with ABB’s automation products, simplifying system design and implementation.
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Compact Design: Its space-saving form factor allows for efficient use of control cabinet space.
Frequently Asked Questions (FAQ)
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Can the DSTX 180 be used directly with third-party I/O modules?
No, the DSTX 180 is specifically engineered to work within ABB’s Advant OCS ecosystem, particularly in conjunction with DSDX 180 modules. Using it with third-party I/O modules would likely result in incompatibility due to connector layout and communication protocol mismatches.
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What’s the proper cable type to connect DSTX 180 with the DSDX 180 module?
ABB recommends shielded twisted-pair cables with proper grounding for signal integrity. Always refer to the official wiring diagram to avoid incorrect terminal connections, which could lead to signal interference or even module damage.
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Does the DSTX 180 provide galvanic isolation for signal lines?
No, the DSTX 180 acts purely as a passive connection unit without built-in isolation. Signal isolation, if required, needs to be implemented upstream using isolated I/O modules or external isolation barriers.
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Is there a specific mounting orientation for the DSTX 180?
Yes, it is designed to be DIN-rail mounted in a vertical position to ensure optimal thermal dissipation. Laying it horizontally or in a confined cabinet space without airflow may affect performance and lifespan.
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How many input/output channels can be handled through DSTX 180?
This unit is configured to accommodate signal routing for up to 16 channels when paired with the DSDX 180 digital input module. Channel allocation may vary depending on how the internal wiring and terminal mapping are set up.
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What is the recommended ambient operating temperature for DSTX 180?
The DSTX 180 operates reliably within a temperature range of -20°C to +60°C. In high-temperature zones, make sure to maintain proper enclosure ventilation to avoid thermal derating of connected modules.
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How do I identify terminal mapping for each signal line on the DSTX 180?
Each terminal point on the DSTX 180 is labeled and matches the channel layout of the paired DSDX 180 module. ABB provides a printed layout on the unit casing, and full mapping details are also included in the wiring manual.
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Can the DSTX 180 be hot-swapped without shutting down the system?
No, hot-swapping is not recommended. Although the DSTX 180 is a passive component, it is connected to live input/output signals. Disconnecting under power could result in signal spikes or short circuits.
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What are the common failure modes for the DSTX 180 in field installations?
The most common issues are terminal oxidation due to high humidity, physical damage from overtightening wire terminals, or wiring errors during commissioning. Regular inspection and proper installation practices can mitigate these risks.
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Is DSTX 180 suitable for use in ATEX or hazardous zones?
The DSTX 180 itself does not carry ATEX certification. If the application requires use in hazardous areas, ensure it’s housed in certified enclosures or used alongside certified intrinsic safety barriers, and verify all local compliance standards.
Related Models
Below is a list of models related to the DSTX 180 Connection Unit:
| Model Number | Description |
| DSDX 180 | Digital Input Module |
| DSTA 180 | Connection Unit for Analog Outputs |
| DSTO 180 | Digital Output Module |
| DSTD 108P | Termination Unit |
| DSBC 176 | Bus Connection Module |
| DI810 | Digital Input Module |
| AI810 | Analog Input Module |
| DO810 | Digital Output Module |
Popular ABB Models
Here are some of ABB’s popular models across various product lines:
| Model Number | Description |
| DI620 3BHT300002R1 | Digital Input Module |
| DSQC 639 | Robot Controller Module |
| TU860 | I/O Module Termination Unit |
| 3BHE022287R0101 | UCD240A101 Control Board |
| 3BHE015619R0001 | XVD825A01 Power Supply Unit |
| DSQC 504 | Base Connection Unit |
| DSQC 332 | I/O Module |
| DSTD 190 | Connection Unit |
