6ES7221-1BF32-0XB0 IN CUDDALORE
Siemens SIMATIC S7-1200 SM 1221 Digital Input Module – 6ES7221-1BF32-0XB0
The Siemens SIMATIC S7-1200 SM 1221 Digital Input Module – 6ES7221-1BF32-0XB0 is a compact digital input expansion module designed for SIMATIC S7-1200 PLC systems. The SM 1221 provides 8 digital inputs at 24 V DC with sink/source input functionality, making it suitable for connecting additional field sensors and digital signals to an S7-1200 automation system.
The 6ES7221-1BF32-0XB0 is designed for applications where additional digital input channels are required beyond the onboard I/O of the S7-1200 CPU. It can interface with compatible 24 V DC sensors, push buttons, switches, proximity sensors, limit switches, and machine-status signals.
With its compact design and 8-channel digital input configuration, the SM 1221 is suitable for OEM machinery, industrial control panels, production lines, machine automation, process monitoring, and factory automation applications.
PRODUCT SPECIFICATIONS
· Brand: Siemens
· Product Family: SIMATIC S7-1200
· Module: SM 1221
· Module Type: Digital Input Module
· Order Number: 6ES7221-1BF32-0XB0
· Digital Inputs: 8 DI
· Input Voltage: 24 V DC
· Input Type: Sink/Source
· Application: Digital Input Expansion & Industrial Automation
TECHNICAL FEATURES
1. SIMATIC S7-1200 SM 1221
The SM 1221 provides additional digital input capacity for S7-1200 PLC systems, allowing more field signals to be connected to the automation controller.
2. 8 Digital Inputs
The module provides 8 digital input channels, enabling connection of multiple digital field devices for machine and process monitoring.
3. 24 V DC Input
The digital inputs operate at 24 V DC, making them suitable for common industrial automation sensors and switching devices.
4. Sink/Source Input Functionality
The sink/source configuration provides flexibility for interfacing with compatible 24 V DC field devices and different digital wiring arrangements.
5. PLC I/O Expansion
The 6ES7221-1BF32-0XB0 expands the available digital input capacity of a compatible S7-1200 PLC system without requiring a change to the main CPU.
6. Compact Automation Module
The SM 1221 provides additional digital inputs in a compact module suitable for control panels and machine automation systems where efficient use of panel space is important.
BENEFITS
· Genuine Siemens SIMATIC S7-1200 SM 1221 digital input module.
· Order number 6ES7221-1BF32-0XB0.
· Provides 8 digital inputs.
· 24 V DC digital input operation.
· Sink/source input functionality.
· Suitable for additional sensor connections.
· Expands S7-1200 PLC digital input capacity.
· Suitable for machine automation and industrial control.
· Supports OEM machine builders and system integrators.
· Suitable for PLC control-panel applications.
· Useful for production and manufacturing machinery.
· Suitable for monitoring switches, sensors, machine-status signals, and other digital devices.
· Helps organize additional field inputs within S7-1200 automation architectures.
MAAN ELECTRO CONTROLS
📧 info.maanelectrocontrols@gmail.com
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