AB罗克韦尔PLC模块1769-IR6接线图 1769-IR6 Compact RTD/resistance input module Two Wire RTD Configuration Three Wire RTD Configuration Four Wire RTD Configuration Belden 83503 or 9533 Shielded Cable Leave one sensor wire open.AB 罗克韦尔PLC 模块1769-IR6接线图 www.dianqionline.com ...