By Eric Lebowitzhttp://www.rivertownsenterprise.net/Rivertowns_Enterprise/ENTERPRISE_NEWS_121611.html Michele Hertz was sick, and she had no idea why. Hertz, 54, who lives on Euclid Avenue in Hastings, began experiencing myriad health problems since 2009, shortly after a new digital reading meter was installed on her house that June. Con Edison began replacing analog meters with digital Automatic Meter Reading (AMR) devices in 2007. The meters collect diagnostic and usage data from residences and businesses.