8.3 Update Device Install Event to 'Disconnect' State See Manage Device Remote Disconnect (Echelon) Page 4 on page 2-5 for the business process diagram associated with this activity. Actor/Role: SGG Description: SGG updates the install event state to ‘Disconnect’. Business Objects Available Algorithms D1-Completion Event D1-DisconnectDevice D1-DISCDEV (Disconnect Device)