Siemens 6ES7221-1BF10-0XA0 Digital Input Module

Product manual:

Siemens 6ES7221-1BF10-0XA0 is a digital input module in the SIMATIC S7-200 series, used to expand the input capacity of programmable logic controllers (PLCs).
It can receive digital signals from external devices such as buttons, switches, sensors, etc., helping PLC to monitor and control external devices.
Main technical specifications:
Product model: 6ES7221-1BF10-0XA0
Module type: Digital input module
Input channel:
8 digital inputs: Supports 8 channels of 24V DC input signals.
Input signal type:
24V DC: The module is suitable for switch signal input of 24V DC voltage.
Electrical isolation:
There is electrical isolation between the input signal and the PLC system to prevent interference and ensure the stability of signal transmission.
Input delay time:
Typical delay time: 3-4 ms, able to quickly respond to input signals.
Size:
Width: 71.2 mm
Height: 80 mm
Depth: 62 mm
Installation method:
DIN rail installation is a standard installation method suitable for industrial control cabinets.
Main functions and features:
8-way digital input:
Supports 8 24V DC digital inputs for receiving signals from devices such as buttons, limit switches, sensors, etc.
Quick response:
The input delay time is only 3-4 ms, suitable for time sensitive applications to ensure timely signal processing.
Electrical isolation:
Electrical isolation is carried out between each input channel and PLC to reduce signal interference and improve the reliability and stability of the system.
Modular design:
The compact design facilitates installation and integration into existing automation control systems, supporting the expansion of input capabilities for PLC systems.
Applicable environment:
Suitable for working environments ranging from 0 ° C to 55 ° C, meeting the temperature requirements of industrial sites.
The protection level is IP20, suitable for use inside industrial control cabinets.

Product details picture:

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