Q33半弧形电容式接近开关，方形塑料外壳，一倍距离，检测距离21mm非齐平，标准型，出线式、插件式可选。NPN-常开、NPN-常闭、PNP-常开、PNP-常闭可选：

CQ33-N21NAU2,CQ33-N21NBU2,CQ33-N21PAU2,CQ33-N21PBU2,

CQ33-N21NAU2,CQ33-N21NBU2,CQ33-N21PAU2,CQ33-N21PBU2

C1PN-Q3321N-O3U2，C1PN- Q3321N-C3U2,C1PN- Q3321P-O3U2，

C1PN- Q3321P-C3U2，C1PN-Q2112N-O3U2，C1PN- Q2112N-C3U2,

C1PN- Q2112P-O3U2，C1PN- Q2112P-C3U2，CQ21-N12NAU2