ISV SUCTION LINE FILTER SERIES
INTRODUCTION
The ISV series line suction filter is composed of aluminium alloy bowl,element,by-pass valve and visual indicator and electrical indicator.It is light in weight and strong,This series filter has features as follows:
a).Visual indicator:when filter element is clogged by contaminants,the red signal of visual indicator will be risen slowly,the element should be changed or cleaned when the red signal rises to the top-positon,push the restorer to allow the red signal ring downfall after changing or cleaning element.
b).Electrical indicator:when filter element is clogged by contaminants,and the vacuum pressure reaches -0.018Mpa in filter outlet,the electrical indicator will act and indicate that the element should be changed or cleaned in that time.
c).By-pass valve:when the vacuum pressure reaches -0.02Mpa,the by-pass valve will automatically open to protect the pump safty.