美國Stonel公司閥位回訊器,限位開關,閥位信號反（fǎn）饋裝置 STONEL 閥位回訊器（qì）分為6個係列 分別為Eclipsc,Visual Indicator,Quartz,SolaR,Onxy,Hawkeye QX2HR02SRA-PTWS1, QX2VR06SRA-PTNJ6,(QZE2VP5DSS), QX2VR02SRA, QN2NC02SRA-PTBL1(QZP2NE2R), QZM2VE2R, QZM2VE3RCPLH1, AMI331HA02SRA-PTQL1, QZP44E1R, QZP4NE2R, QZM2VE2R-PTLH2, QG14C02SRA-PTZX1 QZP4HB2DSS-K, ECG3313R, ECG3313DS, QZP2NE2R, ECN4405R, SEH90, HK3077SG, HK3077SR, QUARTZSEH90, ECN3302R EN33C02RA ECN9602R EN96C02RA ECG3323R EG33C23RA ECG9623R EG96C23RA ECN3302F EN33C02FA ECN9602F EN96C02FA ECG3323F EG33C23FA ECG9623F EG96C23FA QZE33C5R QN33D05SRA QZE33E5R QX33R05SRA QZE96C5R QN96D05SRA
StoneL推出了FF總線的（de）閥位指示器，這種閥位指示器可選購配套的低功耗防爆電（diàn）磁閥。電磁閥的（de）電流（liú）消（xiāo）耗為（wéi）2mA，7.5V,低電壓低（dī）電流啟動,防爆等級為Eexia llC T6。這（zhè）樣就極大地提高了總線上可帶閥位指示器的數量。
主要產品（pǐn）：Stonel限位開關、Stonel閥位開關、Stonel閥、STONEL閥座、Stonel閥位信號反饋（kuì）裝（zhuāng）置
常用型（xíng）號：
QG2VC02SRA
QG2WC02SRA
QG4VC02SRA
QG4WC02SRA
QG14C02SRA
QG2VC03SRA
QG2WC03SRA
QG4VC03SRA
QG4WC03SRA
ECN3302R
EN33C02RA
ECN9602R
EN96C02RA
ECN9602R
EN96C02RA
ECG3323R
EG33C23RA
ECG3323R
EG33C23RA
ECG9623R
EG96C23RA
ECG9623R
EG96C23RA
ECN3302F
EN33C02FA
ECN3302F
EN33C02FA
ECN9602F
EN96C02FA
ECN9602F
EN96C02FA
ECG3323F
EG33C23FA
ECG3323F
EG33C23FA
ECG9623F
EG96C23FA
ECG9623F
EG96C23FA
QZE33C5R
QN33D05SRA
QZE33E5R
QX33R05SRA
QZE33E5R
QX33R05SRA
QZE96C5R
QN96D05SRA
QZE96C5R
QN96D05SRA
QZE96E5R
QX96R05SRA
QZE96E5R
QX96R05SRA
QZI2JC2R
QN2JC02SRA
QZI2JC2R
QN2JC02SRA
QZM2VC2R
QG2VC02SRA
QZM2VC2R
QG2VC02SRA
QZM2VE2R
QX2VE02SRA
QZM2VE2R
QX2VE02SRA
QZM14C2R
QG14C02SRA
QZM14C2R
QG14C02SRA
QZM14E2R
QX14E02SRA
QZM14E2R
QX14E02SRA
QZP33C2R
QN33C02SRA
QZP33C2R
QN33C02SRA
QZP33E2R
QX33E02SRA
QZP33E2R
QX33E02SRA
QZP5OC2R
QN5OC02SRA
QZP5OC2R
QN5OC02SRA
QZP5OE2R
QX5OE02SRA
QZP5OE2R
QX5OE02SRA
SR2VS2LRS
QG2VC02SRA
SR33S5S1
QN33C05S1A
SR33S5S1
QN33C05S1A
ON3311S2SR
AMI331HA02SRA
ON962HS2SR
AMI961DA02SRA