SIEMENS 6ES7221-1BF22-0XA8: Advanced Digital Input Module for S7-200 Series

Model Type:S7-200 Series

Model Number:6ES7221-1BF22-0XA8

Manufacturer:SIEMENS

Module Type:Digital Input

Isolated Channels:8

Supply Voltage:24 V DC

Operating Temperature:-25°C to +60°C

Dimensions (WxDxH):95mm x 90mm x 60mm

Weight:0.180kg

Connector Type:M12

Signal Level:Sink/Source

Communication Interface:No dedicated interface, connected via PLC CPU

Environmental Protection:IP20

Power Consumption:Max. 0.2 W

Input Delay Time:Min. 30 ms

Output Response Time:Max. 20 ms

    The SIEMENS 6ES7221-1BF22-0XA8 Digital Input Module EM 221 is an integral component of the renowned S7-200 PLC family, designed to enhance the functionality of your industrial automation systems.

    With its robust 16-channel digital inputs, this module supports versatile signal acquisition, making it suitable for a wide range of applications from simple status monitoring to complex process control scenarios.

    Optical isolation ensures high immunity against electrical interference, providing a reliable solution for environments with high noise levels or potential for signal degradation.

    The use of 24V DC power supplies makes it compatible with a variety of industrial devices, ensuring seamless integration into existing systems without requiring significant modifications.

    Ease of installation and compatibility with other S7-200 components simplify system design and maintenance, allowing for quick setup and efficient troubleshooting.

    This module’s compact size and lightweight construction make it ideal for space-constrained areas, yet durable enough for harsh industrial environments, ensuring reliability and longevity.