| 型号 | 制造商 | 描述 | 操作 |
| PT-IQ-2X2-EX-24DC-P [更多] | Phoenix Contact | Surge protection plug with integrated multi-stage status indicator on the module for two 2-wire floating Ex-i signal circuits. Nominal voltage: 24 V DC
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| 型号 | 制造商 | 描述 | 操作 |
| PT-IQ-2X2-EX-24DC-P [更多] | Phoenix Contact | Surge Protection Plug Temperature range: -40 ... +70 °C Manufacturer Article n°: 2801515 Colour: Black Protection rating: IP20 Rated discharge current (8/20) [L-N]: 20 kA Rated voltage: 24 VDC
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