The Series 3000 welding controls are free-form format simple
to use controls for single phase AC, single phase DC, MFDC Inverter,
3-Phase to DC, and 3-Phase Frequency Converter resistance welding
applications. The 3000 Series control is the only true integration
system where the control systems of the PLC or robot has immediate
access to the welding control through dual-port RAM that resides
on the welding module.