Siemens SIMATIC S7-1200 SM1221 Digital Input Module

Siemens SIMATIC S7-1200 SM1221 digital input module designed for industrial automation and PLC expansion applications. Reliable Siemens expansion module suitable for industrial sensors, switches, push buttons and automation control systems.

• Digital input expansion module
• Compatible with Siemens S7-1200 PLCs
• 24V DC industrial inputs
• Compact industrial design
• Reliable Siemens automation solution
• DIN rail mounting
• Suitable for industrial control systems
• Designed for machine automation applications