... 1740mm.Perfect self-checking.Perfect interference immunity.Long-lasting,high reliability.Strong universality,easy to align.Fast response,to ... 120,280,600......1720mm Parameters: Power : DC12V-24V±15%Output : PNP or NPNMax.Output Current : 100mA(transistor)Power Consumption : <3WAmbient Temp. : ... ~3500mmProtection Height (xx-1)×pitch,xx-beams Industrial automated production line light curtain MC1640