Abstract: Tampering with electric energy measurement causes significant revenue loss to the energy providers. The MAXQ3183 polyphase AFE provides current vector sum measurements for tamper detection. This application note describes how to configure the MAXQ3183 for three-current vector sum. Test results generated with a reference design meter are provided. Maxim > App Notes > ASICs Energy Measurement & Metering Microcontrollers Keywords: MAXQ3183, vector sum, tamper detection, energy meter Oct 27, 2010 APPLICATION NOTE 4664 How to Conduct Three-Current Vector Sum Measurements By:Kenneth Tang Abstract:Tampering with electric energy measurement causes significant revenue loss to the energy providers. The MAXQ3183 polyphase AFE provides current vector sum measurements for tamper detection. This application note describes how to configure the MAXQ3183 for three-current vector sum. Test results generated with a reference design meter are provided. Download associated software (ZIP). Introduction Tampering with the measurement of electric energy occurs in a variety of forms and causes……