Patent ID: 8612631
Filing Date: 2013-12-17
Classification: G05B

Abstract:
1. A control apparatus comprising: an inverter including a converter section that converts an AC electric power fed from an AC electric power supply to DC electric power, a smoothing capacitor that smoothes the DC electric power, and an inverter section that converts the smoothed DC electric power to AC electric; a control apparatus structure that includes a place for installing a detachable keypad therein; a keypad, including a keypad body, wherein the keypad body is configured to be physically detachably installed within a recess in the place provided in the control apparatus structure, the place provided in the control apparatus structure also including a connector for connecting to the keypad, wherein the keypad includes one or more control buttons and a communication device that is configured to connect to a computer when the keypad is detached from the control apparatus structure; and a keypad storage device provided in the keypad that stores data relevant to operations of the control apparatus, the data comprising parameters values and programs; wherein the control buttons on the keypad are configured to be accessed and operable when the keypad is installed within the place provided in the control apparatus structure.