Product Type:Digital Input Module

Model Number:6ES7 221-1BH32-0XB0

Manufacturer:Siemens

Operating Voltage:24V DC

Number of Inputs:16

Input Type:Sink/Source

Environmental Rating:IP20

Dimensions (WxHxD):90 x 85 x 25 mm

Weight:0.18 kg

Certification:CE, UL, CSA

    The Siemens S7-221 Digital Input Module SM 1221 is engineered to deliver reliable and efficient digital input functionality in demanding industrial environments. This module is specifically designed for use with S7-22X CPUs, ensuring seamless integration and optimized performance.

    With 16 digital inputs, this module provides ample connectivity options for various sensors and switches, enabling precise control over machinery and processes. The 24V DC operation ensures compatibility with a wide range of industrial standards, enhancing system flexibility.

    Featuring a compact size and lightweight design, the SM 1221 is optimized for space-constrained applications without compromising on performance or reliability. Its robust construction withstands harsh industrial conditions, ensuring long-lasting operation.

    This module supports both sink and source input configurations, providing versatility in how signals are handled. It seamlessly integrates with Siemens’ comprehensive range of automation solutions, offering seamless connectivity and enhanced system capabilities.

    Designed for easy installation and maintenance, the Siemens S7-221 Digital Input Module SM 1221 is backed by Siemens’ industry-leading support and extensive documentation. Its inclusion in industrial control systems significantly improves efficiency, reliability, and overall system performance.