2.
The HiPace 80, 300, 400, and 700 have integrated on-board drive controllers, but no integrated power supply. The power supply is part of the associated DCU controller. The HiPace 1200, 1500, 1800, and 2300 have integrated on-board drive controllers and power supplies. This enables for the use of the DCU 002, a controller with no integrated power supply.