6ES7 321-1BL00-0AA0 Siemens S7-300 DIGITAL INPUT SM 321, 32DI, DC 24V

Description

6ES7 321-1BL00-0AA0 Siemens S7-300 The Siemens S7-300 series is a modular automation system that offers a wide range of digital and analog I/O modules, CPUs, and communication processors. The SM 321 module (part number 6ES7 321-1BL00-0AA0) is a digital input module designed for use with the S7-300 PLC system. Siemens S7-300 Digital Input Module General Information Manufacturer: Siemens Series: S7-300 Model: SM 321 Part Number: 6ES7 321-1BL00-0AA0 Type: Digital Input Module Technical Specifications Number of Inputs: 32 digital inputs Input Voltage: 24V DC Input Type: Sink (NPN) or Source (PNP) selectable Input Current: 7 mA per channel at 24V DC Input Delay: 4 ms for standard input (configurable to 1 ms or 10 ms for specific applications) Signal State Display: LED indicators for each input channel Features Compact Design: Fits into standard S7-300 racks, providing high density of I/O in a compact form factor. Ease of Integration: Designed for seamless integration with S7-300 PLC systems. Diagnostics: Provides diagnostic capabilities to detect and indicate wiring errors and other faults. Isolation: Galvanic isolation between input channels and the backplane bus, ensuring reliable operation in noisy environments. Versatile Connectivity: Supports a wide range of 24V DC sensors and input devices. Summary The Siemens SM 321 Digital Input Module (6ES7 321-1BL00-0AA0) is a reliable and versatile digital input module designed for use with the S7-300 PLC system. it is well-suited for a variety of industrial and commercial automation applications. Its compact design, diagnostic capabilities, and ease of integration make it an ideal choice for expanding the input capacity of S7-300 PLC systems.