|Sensor Model||SM512LB||Beam Wavelength||Infrared 940 nm|
Here is a Banner SM512 series diffuse mode photo sensor. This was previously used in a dark room environment so they had covered the indicator LED with silicone as shown. This is purely cosmetic and it functions properly. This is guaranteed as described with a 30 day right of return.
Further information on this can be found here.
Location; C 1407 15-9ListC