12
1. Preparation
1-2 Part names
BY50F
Front view
Rear view
Power supply output receptacle
AC input overcurrent protection
Communication method selection
switch
Dip switch
USB communication connector
Remote ON/OFF connector
Serial/Dry contact communication connector
Grounding terminal
AC input cable/plug
Digital status indicator
Beep stop/test switch
Battery replacement indication lamp
Power switch
Battery replacement cover