乐清市科舰电子有限公司  

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◆ 可选带以下功能： Optional with the function as follows:

→ 单极常开 SPNO(Single Pole Normally Open)

→ 双极常开 DPNO(Double Pole Normally Open)

→ 双极并联常开 DPNOP(Double Pole Normally Open Paralleled)

→ 一极常闭，另一极常开 One Pole Normally Open, the other Normally Close

◆ 可选带以下附件： Optional with the accessor as follows:

→ 滤波电容（电容值由客户选定，一般为0.22μF或0.33μF） Suppression capacitor (commonly 0.22 or 0.33μF)