Product Overview:
The Siemens SIMATIC S7-300 SM 321 Digital Input Module, identified by part number 6ES7321-1BL00-0AA0, is a high-performance and reliable component designed to seamlessly integrate into your SIMATIC S7-300 PLC automation system. This essential module provides 16 digital inputs, specifically engineered for 24V DC signals, making it ideal for a wide array of industrial applications requiring precise and dependable acquisition of binary signals. As a core element of the robust SIMATIC S7-300 series, this SM 321 module ensures stable operation, efficient data processing, and enhanced control capabilities for your machinery and processes. Its compact design and user-friendly interface facilitate quick installation and straightforward configuration within the Siemens TIA Portal or STEP 7 environment, ensuring optimal performance and longevity in demanding industrial environments. Upgrade or expand your existing S7-300 system with this genuine Siemens digital input module to maintain peak operational efficiency and system reliability.
Technical Specifications:
- Part Number: 6ES7321-1BL00-0AA0
- Part Number (without special characters): 6ES73211BL000AA0
- Module Type: Digital Input Module
- Series: SIMATIC S7-300
- Number of Inputs: 16
- Input Voltage: 24V DC
- Input Current (per channel, typical): 7 mA (for signal "1")
- Input Delay: Typically 3.2 ms (from OFF to ON), 1.2 ms (from ON to OFF)
- Isolation: Optically isolated between channels and backplane bus
- Permissible Input Voltage Range: 20.4V DC to 28.8V DC
- Input Type: Sink/Source (configurable via wiring)
- Backplane Bus Current Consumption: Max. 40 mA
- Power Loss: Max. 2.5 W
- Front Connector: Required (e.g., 20-pin)
- Dimensions (WxHxD): 40 mm x 125 mm x 120 mm (approximate)
- Weight: 0.2 kg (approximate)
- Operating Temperature: 0 °C to 60 °C
- Storage Temperature: -40 °C to +70 °C
- Relative Humidity: 10% to 95% (non-condensing)
- Compatibility: Compatible with all SIMATIC S7-300 CPUs
- Programming Software: Siemens STEP 7, TIA Portal
SIEMENS 6ES7 321-1BL00-0AA0
1-Year Warranty on Purchased Parts
All products sold by Roc Industrial LLC are covered by a limited warranty for a period of one year from the date of purchase, unless otherwise stated. This warranty covers defects in material and workmanship and does not cover damage caused by misuse, abuse, neglect, or unauthorized repair. Click Here to learn more.
Return and Refund Policy
Returns are accepted within 30 days of purchase for a full refund or exchange. Customer is responsible for return shipping costs.Quick & Convenient Shipping Solutions
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