1. A mounter comprising:a mounting head configured to mount components on a board;
head identification information provided on the mounting head, the head identification information being for identifying a type of the mounting head;
a component holding section configured to hold the component and exchangeably attached to the mounting head;
a storage section configured to store an exchange-use component holding section;
a base section on which the storage section is removably loaded; and
a detection section configured to detect information in accordance with a height of at least one of the exchange-use component holding section and the storage section loaded on the base section, wherein
the storage section includes a protruding section with a form that differs depending on a height of at least one of the storage section and the exchange-use component holding section stored in the storage section, and
the detection section is a pressure switch configured to be pressed by the protruding section of the storage section loaded on the base.