Patent ID: 8049456
Filing Date: 2011-11-01
Classification: G05B

Abstract:
1. A dynamoelectric machine assembly for connection to a system controller, the assembly comprising: an input contact for receiving a control signal from the system controller; a processor coupled to the input contact, the processor configured to operate the assembly in a pulse width modulation (PWM) mode when the control signal is a PWM control signal and to operate the assembly in a serial mode when the control signal is a serial communication signal; and a four-contact connector for coupling the assembly to the system controller, the four-contact connector including said input contact, wherein the four-contact connector includes a first contact, a second contact, a third contact and a fourth contact, the first contact is the input contact, the second contact is an output contact for sending a data output signal from the assembly to the system controller, the third contact is a power input contact, and the fourth contact is a power return contact.