Description
Product Overview
The 6ES7321-1BH10-0AA0 is a high-performance Digital Input SM 321 module designed for the SIMATIC S7-300 series. It features 16 isolated digital inputs with 24 V DC operation, providing a reliable interface for signal acquisition in industrial automation systems. The module is equipped with a 1x 20-pole connector for easy integration and supports a fast input delay of 0.05 ms, ensuring quick response times for applications that require high-speed data processing.
This module is ideal for controlling and monitoring a variety of industrial processes, providing precise and reliable digital input signals. It is fully compatible with SIMATIC S7-300 systems and offers flexibility in various industrial environments.
Key Features
Official Product Name: 6ES7321-1BH10-0AA0
16 isolated digital inputs with 24 V DC operation
1x 20-pole connector for easy integration
Input delay of 0.05 ms for fast response times
Ideal for use in SIMATIC S7-300 industrial automation systems
High reliability for controlling and monitoring industrial processes
Designed for use in high-speed data acquisition applications
Warranty & After-Sales
12-month warranty from the date of delivery
Full after-sales support, including troubleshooting, installation assistance, and technical support
Fast replacement services available for faulty units
Delivery Time
Standard delivery time is 3-5 business days after order confirmation.
Expedited shipping options available upon request.
Why Choose KaiRock
Reliable sourcing: We work with trusted manufacturers to ensure product quality and authenticity.
Competitive pricing: We provide the best prices for high-performance industrial automation components.
Global reach: Serving traders, maintenance companies, and integrators worldwide.
Professional customer support: Our expert team offers assistance before, during, and after purchase.
Applications
Industrial automation systems using SIMATIC S7-300
Control and monitoring of manufacturing processes
Systems requiring fast and reliable digital input signals
High-speed data acquisition and processing applications





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