신형 근접 스위치 BD2-S1S1-P6S8 BD2-S2S1-P6S8 BD2-S1S1-P6 BD2-S2S1-P6 BD5-W3-M18S BD2-W3-M12S BD6-S9-M12 BD6-S9-M12-390, 2 개