Patent ID: 9146259
Filing Date: 2015-09-29
Classification: G01R,H01F

Abstract:
1. A current monitoring device comprising: a housing including a first portion and a second portion; a current transformer contained within the first portion of the housing and configured to be removeably coupled to a power line and to generate a reference signal having a level related to a current level of the power line; and a sensor circuit contained within the second portion of the housing, connected to the current transformer, and configured to be removeably coupled to a communication bus and to convert the reference signal to a digital reference signal and provide a signal indicative of the current level to the communication bus; wherein the second portion of the housing includes a lid capable of being opened and closed and configured to clamp the communication bus in place within the second portion of the housing when closed in a locked position; and wherein the second portion of the housing further includes a first opening and a second opening, and is configured to allow the communication bus to pass through the first opening and the second opening and couple to the sensor circuit within the second portion when the lid is in the locked position.