PROBLEM TO BE SOLVED: To provide a biological information detector detecting arrhythmia on the basis of pulse wave information and suppressing omission in recording of an electrocardiograph at the time of development of the arrhythmia or the like by performing control related to measurement of the electrocardiograph on the basis of detection results.SOLUTION: A biological information detector 100 includes: a pulse wave information measurement section 110 measuring pulse wave information; an electrocardiograph measurement section 120 measuring an electrocardiograph; and a control section 130 performing at least one control of power supply control of the electrocardiograph measurement section 120, storage control of electrocardiograph measurement result information measured by the electrocardiograph measurement section 120 and notification control outputting notification information related to measurement of the electrocardiograph by using the electrocardiograph measurement section 120 to a user when the arrhythmia is determined to be detected on the basis of detection result information obtained by analysis processing based on the pulse wave information.SELECTED DRAWING: Figure 1【課題】 脈波情報に基づいて不整脈を検出し、検出結果に基づいて心電図の測定に関する制御を行うことで、不整脈発症時の心電図の記録漏れ等を抑止する生体情報検出装置を提供すること。【解決手段】 生体情報検出装置100は、脈波情報を測定する脈波情報測定部110と、心電図を測定する心電図測定部120と、脈波情報に基づく解析処理により得られた検出結果情報に基づいて、不整脈が検出されたと判定された場合に、心電図測定部120の電源制御、心電図測定部120で測定された心電図測定結果情報の記憶制御、及び心電図測定部120を用いた心電図の測定に関する報知情報をユーザーに対して出力する報知制御の少なくとも1つの制御を行う制御部130を含む。【選択図】 図1