Extech 421509: Pros And Cons, Common Issues, And Best Places To Purchase
Extech 421509 Information the information about the Extech 421509 thermocouple datalogger: Introduction The Extech 421509 is a dual-input thermocouple datalogger with a large backlit LCD display. It can measure temperatures from -200 to 1700 degrees Celsius (-328 to 3092 degrees Fahrenheit) and has a resolution of 0.1 degrees Celsius (0.2 degrees Fahrenheit). The datalogger can store up to 16 data sets with a maximum of 1024 readings per set. The readings can be downloaded to a PC for storage and analysis.