A system and process for creating, maintaining, and using transaction identifiers, i. The interactions between a temperature sensor and a temperature well integrated in the removable basin are disclosed. The machine also includes at least one processor coupled in electronic data communication to the sensor. When it is desired to read out data from the radio frequency data carriers, the divider plate is tilted so that the data reading device can read out the data from the data carriers with a good sensitivity in a relationship contacted with the radio frequency data carriers or not contacted therewith. A plunger switch at the outer end of the alarm cable is activated when the cable is attached to an item of merchandise.