A fuel dispenser comprising a housing, a fuel dispensing apparatus mounted within the housing, control electronics operatively connected to the fuel dispensing apparatus, at least one display mounted in the housing and operatively coupled to the control electronics, and a nozzle operatively coupled to the fuel dispensing apparatus and the fuel dispensing apparatus control electronics, the nozzle configured to produce electromagnetic signals. The dispenser is configured to trigger an alarm when the nozzle is brought into close proximity to the at least one display to prevent the user from using the nozzle to make data entries.