關於「Keyence safety relay」標籤，搜尋引擎有相關的訊息討論：

Models : Safety Light Curtain - GL-R series - KEYENCE Singaporewww.keyence.com.sg › ... › Safety Light CurtainGL-T11R - Safety Relay Terminal - KEYENCE Singaporewww.keyence.com.sg › ... › Safety Light Curtain › ModelsKEYENCE Safety Light Curtain GL-R series Specifications - QVI