Safety thru-beam sensor transmitter SLA12-LAS-T/124 SLA12-LAS-T/124 Sensing range 12 m Visible red light, pulsed LASER light Laser class 1, eyesafe Performance Level PL e Clearly visible LED functional display and pre-fault indicator on the receiver Sturdy housing Waterproof, degree of protection IP67 Operation on SB4-series control units (SafeBox)