光电开关是光电接近开关的简称,它是利用被检测物对光束的遮挡或反射,由同步回路接通电路,从而检测物体的有无。物体不限于金属,所有能反射光线(或者对光线有遮挡作用)的物体均可以被检测。光电开关将输入电流在发射器上转换为光信号射出,接收器再根据接收到的光线的强弱或有无对目标物体进行探测。安防系统中常见的光电开关烟雾报警器,工业中经常用它来计数机械臂的运动次数。
AWAP13229
SWITCH OPTICAL WA
品牌:PANASONIC
库存:0
货期: 1~2工作日 7~10工作日
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PIPDD20ECO61111G
FIBER PIGTAILED PD, 1310+1550 DU
品牌:MOLEX/OPLINK
5099982-2
SWITCH FIBER OPTIC ST DPDT
品牌:TE
5099427-2
SWITCH FIBER OPTIC ST SPDT
P1S22B-LD-SC
FIBER OPTIC SWITCH 2X2 SC CONN
品牌:OMRON
P1S12B-D-SC
FIBER OPTIC SWITCH 1X2 SC CONN
P1S12B-LD-SC
P1X8A-MX1471S20-SC
MUX FIBER OPTIC SC CONN 1471NM
P1X8A-DX1471S20-SC
DEMUX FIBER OPTIC SC CONN 1471NM
P1X4A-MX1511S20-SC
MUX FIBER OPTIC SC CONN 1511NM
P1X4A-DX1511S20-SC
DEMUX FIBER OPTIC SC CONN 1511NM
99427-2
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货期:1-2天
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