KBP20系列壓差開關內置波紋管和機械機構，當系統壓力上升或下降時，相應的調節彈簧和波紋鋼產生伸張或收縮位移，通過杠桿推動開關動作，切斷或接通控制回路。          

結構緊湊，測量范圍廣（0…6bar)，高重復性, 遲滯可調，接點鍍銀。                          

可用于：水、油、氣體壓力的測量。

技術參數                                                                            

●測量范圍：詳見下表                                                

●遲滯：詳見下表                                                       

●誤差:詳見下表                                                   

●輸出:常開 ＋常閉 接點鍍銀                                                   

              ≤ DC 42V , 　3A                                                       

              ≤ AC 125V ,    8.5A                                                 

              ≤ AC 250V ,    4.5A                                                 

●介質溫度: -45…120℃                                                     

●防護等級： IP54                                                      

●接線方式:   端子接線                                                       

●接口螺紋： M12×1.25                                                   

●材料:   觸液部分： 黃銅鍍鎳                                                  

              外殼：       NBR