SICK德国施克光电开关WTB4-3N1362
S18SN6L
VT180-N11
WT12L-2P140S03 
WT100-N1419
WTB4-3N1361
IM12-04NNS-ZW1
WT4-3N1361
WT4-2P330
IM18-08NNS-2W1
WLG4-3E1382
IM18-08NNS-ZW1
WTB4S-3N1361
WT45-P200S03
IM30-15NNS-ZW1
WL9-2P430
WL23-2P2430
DS60-P11121  DC24V
IM12-08NPS-ZC1
WL23-2P2430
TWT100-N1432