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SIEMENS SM421 – Advanced Programmable Logic Controller, 6ES7 421-1BL01-0AA0

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The SIEMENS SM421 6ES7 421-1BL01-0AA0 is an advanced control module designed for industrial automation systems, offering enhanced performance and reliability for seamless integration into complex production lines.

Power Consumption:≤ 1.5 W

Operating Temperature:-25°C to +60°C

Input Voltage Range:DC 24 V

Output Rating:5 VDC/20 mA per channel

Number of Channels:16

Communication Protocol Compatibility:Profinet, OPC-UA

Installation Type:Plug-in

Dimensions (WxHxD):100 mm x 110 mm x 120 mm

    The Siemens SM421 6ES7 421-1BL01-0AA0 boasts a compact design that allows for efficient use in space-constrained industrial settings. Its robust construction ensures durability even under harsh conditions, making it ideal for various industries including automotive, packaging, and food processing.

    With its Profinet communication interface, this module seamlessly integrates with other Siemens PLCs and devices, providing a comprehensive control solution. It supports advanced programming languages like Ladder Logic and Structured Text, enabling users to create sophisticated control programs.

    Equipped with a high-speed processing engine, the SM421 delivers exceptional performance, executing complex algorithms at a swift pace, which translates to increased productivity and reduced downtime in production lines.

    Safety is a top priority with this module, featuring built-in diagnostics and self-protection mechanisms. It continuously monitors system status, alerting operators to potential issues before they can cause significant damage or disruption.

    Ease of integration with existing systems, along with its user-friendly programming environment, makes the Siemens SM421 6ES7 421-1BL01-0AA0 an excellent choice for upgrading or expanding existing automation setups without compromising on performance or functionality.

SIEMENS SM421 6ES7 421-1BL01-0AA0

SIEMENS SM421 6ES7 421-1BL01-0AA0




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      Shenzhen Changxin Automation Equipment Co., Ltd. is committed to becoming a leading supplier and wholesaler of industrial automation products in the international market. We focus on providing one-stop industrial automation product supply chain services for military enterprises, power plants, oil and gas, automobile manufacturers, railways, petrochemicals and other industries. As a professional supplier of industrial products, we cover PLC, DCS, safety barriers, sensors and switches, low-voltage power distribution, valve positioners, control cabinets, inverters, industrial connections, actuator control boards, industrial communications, I/A & I/O systems, instruments, solenoid valves, combustion control, electronic components and other products. Our business scope includes various well-known brands of industrial automation engineering equipment, spare parts and system integration. Our purpose is to provide customers with reliable and feasible product solutions, and always adhere to the principles of customer first, honest management, mutual benefit and win-win.

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