Limited Stock
Siemens
SIMATIC S7-300 SM 321 Digital Input 32ch
MPN: 6ES7 321-1BL00-0AA0
$280-380
Limited StockSIMATIC S7-300 SM 321 high-density digital input module. 32 channels at 24VDC. Fast input response. Suitable for high-speed counting applications. Discontinued since October 2023. Widely used in automotive and assembly lines.
| Inputs | 32 @ 24VDC |
|---|---|
| Input Delay | 1.2-4.8ms |
| Isolation | Yes |
| Width | 40mm |
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- Industrial automation systems