Dent TOUC-4G Time-Of-Use + Run-Time Datalogger for ContactsTOUC 4G Small Time of Use Contact Logger The new TOUC 4G Contact Logger is an ultra small, battery powered, portable logger used to measure equipment run times for energy audits and volumes from the contact closure outputs from other devices. The 5 digit LCD shows total on time and % on time. Use the TOUC 4G Contact Logger to measure total consumption and accumulated running time and provide demand figures by date stamping every transition of on's and