| 型号 | 制造商 | 描述 | 操作 |
| 440R-EM4R2 [更多] | Rockwell Automation / Allen-Bradley | Module: expansion, Series: GSR, 24VDC, 24VAC, Inputs:1, Outputs:4 | 搜索 |
| 440R-EM4R2 [更多] | Rockwell Automation / Allen-Bradley | Module: expansion, Series: GSR, 24VDC, 24VAC, Inputs:1, Outputs:4 | 搜索 |