| 型号 | 制造商 | 描述 | 操作 |
| 6ES7231-4HD32-0XB0 [更多] | Siemens | ANALOG I/P MOD, SIMATIC S7, CURRENT/VOLT
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| 型号 | 制造商 | 描述 | 操作 |
| 6ES72314HD320XB0 [更多] | Siemens | S7-1200 Signal Module Inputs: 4 Analogue (13 bits ±10 VDC / 0...20 mA) Inputs, abbreviated: 4 AI (13 bits ±10 VDC / 0...20 mA) Analogue inputs: 13 bits ±10 VDC / 0...20 mA Operating voltage: 24 VDC Series: SIMATIC S7-1200 Protection rating: IP20 No. of analogue inputs: 4
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