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Product Introduction
The ABB DX561 (1TNE968902R2301) is a versatile digital input/output module designed for ABB’s automation systems, specifically within the AC500-eCo PLC platform. It plays a vital role in extending the I/O capacity of programmable logic controllers (PLCs), allowing them to interact with external digital field devices such as sensors, switches, contactors, and actuators.
Built with industrial-grade durability and high-speed signal processing, the DX561 module supports both digital input and digital output channels in a compact form factor. It is widely used across various automation and control applications, including manufacturing, infrastructure, energy, and building automation. Its plug-and-play connectivity with ABB’s PLC systems ensures seamless integration, minimal configuration, and reliable long-term operation.
Product Specifications
| Parameter | Description |
|---|---|
| Model Number | DX561 (1TNE968902R2301) |
| Manufacturer | ABB |
| Product Type | Digital Input/Output Module |
| I/O Configuration | 8 Digital Inputs / 8 Digital Outputs |
| Input Type | 24 VDC Sink/Source |
| Output Type | Transistor (24 VDC), PNP |
| Output Current per Channel | Max. 0.5 A |
| Isolation | Opto-isolated channels |
| Power Supply Voltage | 24 VDC (via backplane or external supply) |
| Signal Status Indicators | LED indicators per channel |
| Mounting | DIN Rail Mount |
| Communication | Local Bus (for AC500-eCo expansion) |
| Operating Temperature | -10°C to +55°C |
| Storage Temperature | -40°C to +70°C |
| Protection Class | IP20 |
| Dimensions (W x H x D) | 75 x 135 x 34 mm |
| Weight | 0.12 kg |
| Certifications | CE, UL, cULus, RoHS, EAC |
| Response Time | < 1 ms |
| Wiring Type | Screw terminals |
Product Applications
The ABB DX561 digital I/O module is ideally suited for discrete automation applications, where real-time control and monitoring of on/off devices are required. Common application areas include:
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Factory Automation: Controlling and monitoring sensors, motors, valves, and lights.
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Building Automation: Integration with HVAC, lighting control, access systems, and alarms.
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Water Treatment Plants: Monitoring pump status, pressure switches, and enabling alarms.
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Material Handling Systems: Interfacing with conveyor belts, limit switches, and actuators.
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Energy Systems: Supervising breaker positions, voltage relays, and digital feedback.
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Infrastructure Projects: Intelligent lighting, tunnel ventilation, and traffic signal control.
Product Advantages
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Compact and Scalable: Slim form factor saves panel space and allows scalable I/O expansion.
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Integrated Status LEDs: Channel-specific LEDs make diagnostics and troubleshooting intuitive.
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High Reliability: Built for rugged industrial environments with strong EMC immunity.
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Fast Response Time: Ensures real-time performance in time-critical applications.
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Flexible Configuration: Supports both sourcing and sinking inputs for greater flexibility.
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Direct PLC Bus Connection: Easy integration with ABB’s AC500-eCo controllers.
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Secure Mounting and Wiring: Screw terminal connections provide stable, vibration-resistant contacts.
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Energy Efficient: Low power consumption contributes to overall system efficiency.
Frequently Asked Questions (FAQ)
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Q: How many digital channels does the DX561 module provide?
A: The module provides a total of 16 channels — 8 inputs and 8 outputs. -
Q: What kind of digital outputs does it use?
A: The outputs are transistor-type, PNP (sourcing) with 24 VDC and up to 0.5 A per channel. -
Q: Can the DX561 be used with non-ABB controllers?
A: It is specifically designed for ABB AC500-eCo PLCs and may not be compatible with other brands. -
Q: Is there built-in status indication?
A: Yes, each input and output channel has its own LED for real-time status indication. -
Q: What is the module’s protection class?
A: The module is rated IP20, suitable for installation in enclosed control cabinets. -
Q: Is this module hot-swappable?
A: No, it must be powered down before replacement to avoid damage or incorrect states. -
Q: What type of mounting does it support?
A: It supports DIN rail mounting for easy integration into control panels. -
Q: Does the DX561 support fast switching?
A: Yes, with a response time of less than 1 ms, it’s suitable for rapid digital signal processing. -
Q: Can the outputs handle inductive loads?
A: Yes, but protective circuits like flyback diodes are recommended for inductive devices. -
Q: Is external power required for outputs?
A: Yes, outputs require a 24 VDC power supply which can be external or supplied via the system.
Related Models from the Same Series / Category
| Model Number | Description | I/O Type | Dimensions (mm) |
|---|---|---|---|
| DX561 (1TNE968902R1301) | Digital I/O Module, variant version | 8 DI / 8 DO | 90 × 100 × 70 |
| DI561 | Digital Input Module | 16 DI | 90 × 100 × 70 |
| DO561 | Digital Output Module | 16 DO | 90 × 100 × 70 |
| AX521 | Analog Input Module (Voltage/Current) | 8 AI | 90 × 100 × 70 |
| AX522 | Analog Output Module | 4 AO | 90 × 100 × 70 |
| DX562 | Digital I/O Module, extended I/O | 16 DI / 16 DO | 110 × 100 × 70 |
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| Model Number | Description | Type | Application |
|---|---|---|---|
| PM554-TP-ETH | Compact PLC with Ethernet | CPU Controller | General Automation |
| CP600-eCo | HMI Panel for AC500 PLC | HMI | Operator Interface |
| CM579-RS | RS232/RS485 Communication Module | Communication Module | Serial Device Integration |
| AX521 | Analog Input Module | Analog Input | Sensor Signal Monitoring |
| DO573 | High-Current Digital Output Module | Digital Output | Power Load Control |
| CI581-DP | PROFIBUS-DP Interface Module | Communication Module | Fieldbus Communication |
