BROKEN Data Instruments Detector 3 Light Curtain Model 3LC B 9674601 8618

  For sale is a Data Instruments Detector 3 Light Curtain Model 3LC-B,
9674601, 115/230V AC, 1/4A. Includes everything shown in the pictures. 
This is a BROKEN, DEFECTIVE UNIT. I don't know what is wrong with it. I
just know that it is NOT WORKING properly in some way or AT ALL. Once again
you will receive a BROKEN DEFECTIVE UNIT. 
That's what the label says. Thanks.

(Click on the thumbnail images to enlarge)