Input your in time under "Call" and out time under "Wrap". If you broke for lunch or NDB'd, add those times under "add lunch" and "add NDB", respectively. Total meal penalties accrued will display next to "MPVS".
This Meal Penalty Violation (MPVs) calculator will return how many lunch and dinner penalties you are entitled to for your work day. After every six hours of work, meal penalties accrue for every 30 minute interval.