Model:SM421 6ES7 421-1BL01-0AA0
Category:Industrial Automation Control System
Processor Type:Microprocessor-based
Operating Voltage:85-264V AC / 100-240V DC
Memory Capacity:Up to 16K bytes
Communication Interfaces:RS-485, Ethernet
Input/Output Channels:24 digital inputs, 16 digital outputs
Operating Temperature:-10°C to +55°C
Power Consumption:Max 30W
Engineered for reliability and efficiency, the SIEMENS SM421 is a robust solution for modern industrial automation environments. Its modular design allows for easy expansion and customization to meet specific operational needs.
Featuring advanced microprocessor technology, the SM421 delivers precise control and data processing capabilities, ensuring smooth operation and optimal performance across various industries.
With support for multiple communication interfaces, including RS-485 and Ethernet, this control system facilitates seamless integration with existing infrastructure and enables real-time data exchange for enhanced productivity.
Offering a comprehensive range of input/output channels, the SM421 provides the flexibility required for managing diverse industrial processes, from simple control tasks to complex automation scenarios.
Designed for a wide operating temperature range of -10°C to +55°C, this control system is suitable for use in a variety of harsh environments, ensuring continuous operation under challenging conditions.













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