Siemens 6ES5421-8MA12 Digital Input Module

Product manual:

Siemens 6ES5421-8MA12 is a digital input module in the Siemens S5 series, designed to expand the digital input channels of PLCs (Programmable Logic Controllers). This module transmits external digital signals to the PLC for further processing and control.
Main characteristics
Input channel:
Provide 8 digital input channels for receiving digital signals from devices such as switches and sensors. Each channel is capable of processing binary signals (on/off).
Input type:
Supports 24V DC input, suitable for receiving standard digital signals from various industrial equipment.
High performance:
Capable of collecting input signals at high speed, ensuring that the PLC responds in real-time to changes in the status of external devices.
Modular design:
Plug in design facilitates quick installation and replacement, simplifying maintenance and system upgrade processes.
compatibility:
Compatible with Siemens S5 series PLC, ensuring seamless integration of modules into existing control systems.
Industrial grade design:
It has industrial grade durability and can withstand harsh working conditions such as dust and water resistance, ensuring long-term stable operation.
Interface:
Equipped with standardized interfaces for easy connection and communication with PLC controllers.

Product details picture:

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