Meter, meter body and meter cover

摘要

A meter includes a meter body and a meter cover. The meter body includes an indicator provided at a front side thereof, and a connector for electrical connecting to an optional meter. The meter cover is arranged to cover the meter body, and includes a notch portion formed in a side face thereof. The meter body has a first positioning part. The meter cover has a second positioning part for positioning the meter body and the meter cover relative to each other so that the connector is exposed through the notch portion when the first positioning part is engaged with the second positioning part.