Accept input RTDs, Thermocouples, Voltage , Current Process â Temperature , Pressure, Humidity ,Level Flow,Co2, Air velocity, Diff pressure etc ⦠1000 Readings Per channel Memory with RTC Display Range -1999 to 9999 counts Real time, Print time ,Offset , Input , Range selectable Available with Large display sizes 2â and 4â Communication RS232,RS485, USB and Direct Printer port TFT Display Sizes 5.7â,7.5â,9.2â,15â with 1 â¦80 channels available