AD5420的HART通信兼容配置

详细讲解了AD5420的HART通信兼容配置AN-1065One Technology Way t P.O.Box9106t Norwood,MA02062-9106,U.S.A.t Tel:781.329.4700t Fax:781.461.3113t www.analog.com AD5420HARTǖMaurice Egan BELL20214mA20mA1200Hz02200Hz4mA20mA