I-NSEN yayithumele izingcezu ezimbili zevalvu enkulu yensimbi engagqwali.

Ukusetshenziswa kwama-actuator omoya kuhloswe ukuhlangabezana nezidingo zokuvula nokuvala njalo. Umzimba namadiski agcwele ku-CF3M.

Ukuze uthole ivalvu ye-butterfly ephindwe kathathu, i-NSEN ingakhiqiza futhi ivalvu ye-DN2400 yosayizi, samukela wonke amakhasimende ukuthi asithinte uma unesidingo sevalvu ye-butterfly enkulu.