Siemens 6ES5421-8MA12 Digital Input Module
The Siemens 6ES5421-8MA12 is a high-performance 16-channel digital input module engineered for industrial automation systems. It delivers reliable signal acquisition and control capabilities for manufacturing environments, enabling seamless integration with Siemens controllers. This module excels in processing 24V DC signals with millisecond response times, ensuring precision in production lines and machinery control.
Technical Specifications
| Manufacturer | SIEMENS |
| Model Number | 6ES5421-8MA12 |
| Channels | 16 |
| Voltage Range | DC 24V |
| Response Time | < 1 ms |
| Dimensions (W×D×H) | 40 × 125 × 90 mm |
| Weight | 0.4 kg |
| Operating Temperature | -25°C to +60°C |
| Protection Class | IP20 |
Applications & Compatibility
This module is essential for factory automation, process control systems, and conveyor operations. It integrates seamlessly with Siemens S5 and ET series controllers, providing real-time monitoring for sensors and switches. Commonly paired with PLCs like SIMATIC S7-300 and motor control units, it’s ideal for packaging, assembly, and material handling applications requiring high-speed digital input processing.
Why Choose Apex Automation?
Founded in 2014, Apex Automation delivers ready-to-ship industrial solutions with expert technical support. Our engineers provide personalized pre-sales consultations to ensure optimal component selection. All products include 1-year warranty and dedicated after-sales service. Can’t find your required model? Contact us via WhatsApp for immediate assistance.
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