SIEMENS 6ES7221-1BH32-0XB0
The Siemens 6ES7221-1BH32-0XB0 module is a digital input module designed for the SIMATIC S7-1200 series PLC. It is mainly used to receive digital signals from external devices (such as sensors, switches), and convert these signals into digital signals that can be recognized by the PLC for subsequent logic control and data processing by the PLC.
Product parameters and specifications:
Model: 6ES7221-1BH32-0XB0
Series: SIMATIC S7-1200
Type: Digital input module
Number of channels: 16
Input voltage: 24VDC
Connection mode: filling current/pulling current
Mounting method: DIN rail mounting
Main functions:
Signal acquisition: Collect digital signals from external devices.
Signal conversion: Converts an analog signal to a digital signal.
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