Product Insight
The Schneider TSXDMZ28DTK Discrete Solid State I/O Base is an integrated digital I/O module designed for the Modicon TSX Micro automation platform. It combines multiple input and output channels within a single compact unit, enabling efficient signal processing and device control in industrial PLC environments.
With 16 discrete inputs and 12 protected transistor outputs, the TSXDMZ28DTK provides a reliable interface between PLC controllers and field devices such as proximity sensors, push buttons, relays, and indicator lights. Operating on 24 V DC, the module is engineered for stable performance, fast switching response, and dependable operation in automated production systems.
Its solid-state design eliminates mechanical wear, ensuring longer service life and consistent performance in demanding industrial applications such as manufacturing lines, machine automation, and process control systems.
Technical Specifications
| Parameter | Specification |
|---|
| Model Number | TSXDMZ28DTK |
| Manufacturer | Schneider Electric |
| Product Type | Discrete Solid State I/O Base |
| PLC Platform | Modicon TSX Micro |
| Total I/O Channels | 28 |
| Digital Inputs | 16 channels |
| Digital Outputs | 12 protected transistor outputs |
| Input Voltage | 24 V DC |
| Input Current | 7 mA |
| Input Logic | Positive logic |
| Input Response Time | 0.1 – 7.5 ms |
| Output Voltage | 24 V DC |
| Output Voltage Range | 19 – 30 V DC |
| Output Current | Up to 0.5 A per channel |
| Output Response Time | ≤ 0.5 ms |
| Maximum Leakage Current | ≤ 0.5 mA |
| Electrical Connection | HE-10 connectors |
| Isolation Voltage | 1500 V for 1 second |
| Power Consumption | Approx. 3.5 W |
| Current Consumption | 132 mA |
| Sensor Compatibility | 2-wire / 3-wire proximity sensors |
| Protection | Short-circuit, overvoltage, reverse polarity |
| Operating Temperature | 0°C to 60°C |
| Dimensions (L × W × H) | 26 × 18 × 5.5 cm |
| Net Weight | Approx. 0.39 – 0.43 kg |
Industrial Use Cases
Automated Manufacturing Lines
The module collects signals from sensors and limit switches while controlling actuators, solenoids, and machine indicators.
Packaging and Sorting Equipment
Fast response times allow precise detection and switching for conveyor sensors and packaging machinery.
Material Handling Systems
Used in automated warehouses and conveyor networks for signal monitoring and device control.
Machine Builder Integration
OEM equipment manufacturers frequently integrate this module into custom machinery requiring compact and reliable PLC I/O.
Process Monitoring Systems
Provides digital signal monitoring for valves, pumps, and status indicators in process automation systems.
Key Operational Advantages
Integrated 28-Point I/O Architecture
Combining 16 inputs and 12 outputs simplifies wiring and reduces the need for additional modules.
Solid-State Reliability
Transistor outputs eliminate mechanical contact wear, improving durability and switching performance.
Fast Signal Response
Input and output response times enable real-time control and accurate detection of fast industrial signals.
Comprehensive Electrical Protection
Built-in protection mechanisms guard against short circuits, overvoltage, and reverse polarity.
Compact Modular Construction
Designed for space-efficient installation within PLC racks and industrial control cabinets.
Technical FAQs
1. What type of PLC system uses the TSXDMZ28DTK module?
It is designed for the Schneider Electric Modicon TSX Micro PLC platform.
2. How many I/O channels are included?
The module provides 28 digital channels: 16 inputs and 12 outputs.
3. What is the operating voltage?
Both inputs and outputs operate at 24 V DC.
4. What type of outputs does the module use?
It uses protected transistor outputs for high-speed switching.
5. What is the maximum output current per channel?
Each output channel supports up to approximately 0.5 A.
6. Are industrial sensors supported?
Yes, it supports both 2-wire and 3-wire proximity sensors.
7. What protection features are included?
Short-circuit protection, reverse polarity protection, and overvoltage protection are integrated.
8. What is the typical response time?
Input response time ranges from 0.1 to 7.5 ms, while outputs switch in about 0.5 ms.
9. What environmental conditions can the module operate in?
It operates reliably in temperatures between 0°C and 60°C.
10. Is the TSXDMZ28DTK still widely used?
Although the TSX Micro series is in a phase-out stage, the module remains widely used in existing automation systems and industrial equipment upgrades.
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