Lub ntsiab sib txawv ntawm ib txwm qhib (tsis muaj) thiab ib txwm kaw (NC) huab cua solenoid li qub nyob rau hauv lawv lub neej ntawd txoj haujlwm:
{{0 {{}}}}} Qhov ib txwm qhib (tsis muaj lub taub hau {}}}}}}}}}} {1} {}
{{0 {}}}} Ob leeg kaw (NC) li qub **: Cov li qub yog qhib kom tiv thaiv.} .
Xaiv ntawm lawv nyob ntawm kev tswj hwm tshwj xeeb xav tau ntawm koj daim ntawv thov .
