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SIEMENS 6ES7421-1FH20-0AA0 – Digital Input Module SM 421 for Industrial Automation

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The Siemens 6ES7421-1FH20-0AA0 Digital Input Module is a robust and reliable component designed for integration into industrial automation systems, offering precise binary input control and monitoring capabilities.

Number of Inputs:16

Input Voltage Range:20 – 125V DC

Current Consumption:1.5A

Signal Type:Process Interrupt

Isolation:Yes

Operating Temperature:-25°C to +60°C

Communication Interface:DI for S7-400

Diagnosis Function:Integrated diagnostics

    Integrate seamlessly into your existing industrial automation setup with the Siemens 6ES7421-1FH20-0AA0 Digital Input Module, ensuring enhanced efficiency and reliability.

    Featuring a compact design and rugged build, this module withstands harsh industrial environments, guaranteeing long-term performance and durability.

    Supporting a wide voltage range of 120/230V AC, it caters to diverse industrial applications, providing versatile input control options for various systems.

    Certified to IEC 1131-2 Type 2 standards, this module ensures high reliability and accuracy in binary input monitoring and control, essential for maintaining operational integrity.

    Ideal for integration into complex industrial automation setups, the Siemens Digital Input Module simplifies system management and enhances productivity, making it an indispensable component for modern industrial operations.

Siemens 6ES7421-1FH20-0AA0 Digital Input SM 421




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    About Us----Greens Automation

    We are a leading supplier in the industrial automation industry, specializing in providing high-quality DCS, PLC, robotic control systems, and large servo system spare parts. With a comprehensive range of products and a commitment to excellence, we empower businesses to achieve smarter, more efficient operations through cutting-edge automation solutions.

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    DCS System Spare Parts: Genuine components for distributed control systems.

    PLC Modules: Reliable and high-performance solutions for seamless automation control.

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    Application scenario, multi-dimensional enabling

    Power energy: Ensure the stable operation of the DCS system of the power station, and help the smart grid upgrade.
    Petrochemical: Provides explosion-proof spare parts to meet safety requirements in harsh environments.
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    Rail transit: Ensure the reliable operation of signal control system and protect the safety of travel.

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