Limited Stock
Siemens
SM 321 Digital Input 16x24V DC
6ES7 321-1BH50-0AA0
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Category
PLC
Availability
Limited Stock
Status
Active
Recommended Replacement
S7-1500 digital input modules
Why Choose ZZSL?
Global Stock
Warehouses in China, Germany & USA for fast delivery worldwide
100% Quality
Every part verified for authenticity with our quality guarantee
48hr Shipping
Express options available for urgent requirements
Expert Support
Technical team available for product selection & troubleshooting
Product Description
S7-300 digital input module with 16 channels, 24V DC. Latest version before discontinuation.
Technical Specifications
Inputs
16 x 24V DC
Isolation
Groups of 16
Input Delay
1.2-4.8ms
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