瑞科光电开关RIKO光电开关品名R3JK-R5KP2(DC型)R3JK-DU50KP2(DC型)R3JK-10KP2(DC型)R3JK-DU50A3(AC/DC)R3JK-R5A3(AC/DC)R3JK-10A3(AC/DC)PK3-DU30NPK3-R2NPK3-5NSU-N/SU-N2SU-PSU15-NSPR-401-NSPR-402-NST-5MMF-DU10NRMF-DU10NMMF-DU40NRMF-DU40NRMF-DU30KP2RMF-CR2NMF5-KP2RMF10N)