An automated analyzer comprising: a conveyance line being configured to convey a specimen rack accommodating a specimen container holding a specimen to a plurality blood coagulation analysis units (112, 117); a dispensing line (113, 118) that is disposed along the conveyance line, and that is capable of causing a plurality of the specimen racks which await specimen dispensing to stand by; said plurality of blood coagulation analysis units (112, 117) that are capable of analyzing blood coagulation time items whose reaction times between the specimen dispensed on the dispensing line (113, 118) and a reagent are different from each other depending on the specimen; a reading unit being configured to read analysis request information relating to the specimen; and a control unit being configured to control an operation for conveying the specimen rack, based on the read information, wherein the control unit is configured to: • calculate a sum of estimated measurement times of measurement items requested for the specimen under analysis and the specimen on standby in each of the plurality of blood coagulation analysis units (112, 117), • determine a conveyance destination of the specimen rack, based on the calculated sum of the estimated measurement times, said conveyance destination being selected among said plurality of blood coagulation analysis units (112, 117), and • convey the specimen rack to the blood coagulation analysis unit (112, 117) in which the calculated sum of the estimated measurement times is smallest in the plurality of blood coagulation analysis units (112, 117), wherein the control unit calculates the sum of the estimated measurement times, based on a sum of an incubation time in each measurement item and a preset standard measurement time; characterized in that the control unit is configured to set the standard measurement time: • based on a mean value of times required for the measurement of respective measurement items measured in each of the plurality of blood coagulation analysis units (112, 117); or • based on a past measurement result of a patient identified with reference to ID information of the patient of each specimen read by the reading unit. a conveyance line being configured to convey a specimen rack accommodating a specimen container holding a specimen to a plurality blood coagulation analysis units (112, 117); a dispensing line (113, 118) that is disposed along the conveyance line, and that is capable of causing a plurality of the specimen racks which await specimen dispensing to stand by; said plurality of blood coagulation analysis units (112, 117) that are capable of analyzing blood coagulation time items whose reaction times between the specimen dispensed on the dispensing line (113, 118) and a reagent are different from each other depending on the specimen; a reading unit being configured to read analysis request information relating to the specimen; and a control unit being configured to control an operation for conveying the specimen rack, based on the read information, wherein the control unit is configured to: • calculate a sum of estimated measurement times of measurement items requested for the specimen under analysis and the specimen on standby in each of the plurality of blood coagulation analysis units (112, 117), • determine a conveyance destination of the specimen rack, based on the calculated sum of the estimated measurement times, said conveyance destination being selected among said plurality of blood coagulation analysis units (112, 117), and • convey the specimen rack to the blood coagulation analysis unit (112, 117) in which the calculated sum of the estimated measurement times is smallest in the plurality of blood coagulation analysis units (112, 117), • calculate a sum of estimated measurement times of measurement items requested for the specimen under analysis and the specimen on standby in each of the plurality of blood coagulation analysis units (112, 117), • determine a conveyance destination of the specimen rack, based on the calculated sum of the estimated measurement times, said conveyance destination being selected among said plurality of blood coagulation analysis units (112, 117), and • convey the specimen rack to the blood coagulation analysis unit (112, 117) in which the calculated sum of the estimated measurement times is smallest in the plurality of blood coagulation analysis units (112, 117), • based on a mean value of times required for the measurement of respective measurement items measured in each of the plurality of blood coagulation analysis units (112, 117); or • based on a past measurement result of a patient identified with reference to ID information of the patient of each specimen read by the reading unit.