双回路型限动开关
结构坚固，由锌合金及强化塑胶组成 
体积小，可防水，防油 
内藏微动开关有双簧片结构，机械寿命更长
具较大之OT动作
容易配线之导管设计
引动器种类多，方便使用 
Double circuit type of limit switch
Hignly rigid construction,consists of intensive plastic and aluminum cast(Head and cover snugly fit in box)
Small volume, water-proof and oil-proof construction
Built-in basic switch with double spring mechanism,longer mechanical life
Smooth operation with greater OT
Easy-to-wire circuit opening design
Wide varity of actuators,easily use