gaojianqieruhuajiyalishunxufayouliangbufenzucheng，zuocezhufaweiyigedanqikongdeerweisantonghuanxiangfa，youceweiyigetongguotiaojiewaibushuruyalihedanhuangpinghenglaikongzhizhufashifouhuanxiangdedaofa。
被bei檢jian測ce的de壓ya力li信xin號hao由you導dao閥fa的de口kou輸shu入ru，其qi氣qi壓ya力li和he調tiao節jie彈dan簧huang的de彈dan簧huang力li相xiang平ping衡heng。當dang壓ya力li達da到dao一yi定ding值zhi時shi，就jiu能neng克ke服fu彈dan簧huang力li使shi導dao閥fa的de閥fa芯xin抬tai起qi。導dao閥fa閥fa芯xin抬tai起qi後hou，主zhu閥fa輸shu入ru口kou的de壓ya縮suo空kong氣qi就jiu能neng進jin入ru主zhu閥fa閥fa芯xin的de右you側ce，推tui動dong閥fa芯xin左zuo移yi實shi現xian換huan向xiang，使shi主zhu閥fa輸shu出chu口kou與yu輸shu入ru口kou導dao通tong產chan生sheng輸shu出chu信xin號hao。
由you於yu調tiao節jie彈dan簧huang的de彈dan簧huang力li可ke以yi通tong過guo調tiao節jie旋xuan鈕niu進jin行xing預yu先xian調tiao節jie設she定ding，所suo以yi，乳ru化hua機ji壓ya力li順shun序xu閥fa隻zhi有you在zai口kou的de輸shu入ru氣qi壓ya達da到dao設she定ding壓ya力li時shi，才cai會hui產chan生sheng輸shu出chu信xin號hao。這zhe樣yang就jiu可ke以yi利li用yong壓ya力li順shun序xu實shi現xian由you壓ya力li大da小xiao控kong製zhi的de順shun序xu動dong作zuo。
