TAMPA — A Hillsborough County sheriff’s deputy accused of choking, beating and holding a service weapon to her wife’s head was arrested early Wednesday on a felony charge of aggravated assault with a deadly weapon. Amy E. Dawson, 29, was arrested inside the department’s Falkenburg Road offices after her spouse contacted investigators Tuesday to report multiple instances of abuse dating back to December, the Sheriff’s Office said.The deputy was booked into the county jail on a third-degree felony count of aggravated assault with a deadly weapon and two misdemeanor counts of domestic battery by strangulation and domestic violence battery.Dawson, a patrol deputy, has been employed by the Sheriff’s Office since November 2010. Following her arrest, she was relieved of duty without pay pending an internal review, said sheriff’s spokesman Cpl. Larry McKinnon. According to the release, Dawson’s wife suffered bruises to her jaw, wrist and arms and has lingering pain in her jaw and sternum.