Library Desensitizer & Resensitizer (EM-500) is designed to activate (sensitize) or deactivate (desensitize) the 3M Tattle-Tape™ (Bibliotheca Tattle-Tape™) or other deactivatable book security strips/tags attached to the library materials. Integrated Activate (sensitize) and deactivate (desensitize) functions into one device.

How to desensitize 3M Tattle-Tape™ with Library Desensitizer & Resensitizer (EM-500)?

To desensitize 3M Tattle-Tape™, perform the following:

  1. Set the Function switch to Deactivation, the deactivation function indicator (red light) turns on.
  2. Wait 1…2 seconds.
  3. Ensure the book spine perpendicular to the EM-500 surface.
  4. Continue sliding the book spine in the direction of the arrow until it passes across the entire front surface of the unit.
  5. The deactivation starter indicator turns on and the Tattle-Tape™ is deactivated.

 

To resensitize 3M Tattle-Tape™, do the following:

  1. Set the Function switch to Reactivation, the reactivation function indicator (green light) turns on.
  2. Wait 1…2 seconds.
  3. Ensure the book spine perpendicular to the EM-500 surface.
  4. Continue sliding the book spine in the direction of the arrow until it passes across the entire front surface of the unit.
  5. The reactivation starter indicator turns on and the Tattle-Tape™ is reactivated.