1 NB Overview 1-2 Part Names and Functions z NB7W-TW00B/NB7W-TW01B model Front view 1 Power Indicator Display Back view : NB -TW01B only Confirm the safety of the system before turning ON or OFF the power supply, or pressing the reset button. Precautions for Safe Use NB-series Programmable Terminals Startup Guide Manual(V109) 1-5