Siemens
SM 331 Analog Input 8AI +/-5V/0-10V
6ES7 331-7NF00-0AB0
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S7-300 analog input module, 8 channels for voltage signals. Isolated inputs....
| Channels | 8 |
|---|---|
| Voltage Ranges | +/-5V, 0-10V |
| Isolation | Optically isolated |




