â·ÃÊͺ¶ÒÁÃÒ¤Ò à¤Ã×èͧÁ×ÍÇÔ·ÂÒÈÒʵÃì ÍØ»¡Ã³ìÇÔ·ÂÒÈÒʵÃì à·ÍÃìâÁÁÔàµÍÃì Thermometer> thermometer à·ÍÃìâÁÁÔàµÍÃì à¤Ã×èͧÇÑ´ÍسËÀÙÁÔ EasyView™ EA15: EasyView™ Dual Input Temperature Datalogger Temperature datalogger compatible with 7 types of thermocouples Features: Dual input thermometer accepts Types J, K, E, T, R, S, and N thermocouples Built-in datalogger stores up to 8800 data sets RS-232 port to transfer data to PC for analysis (PC software and cable included) Compact and rugged design features large backlit display Displays [T1 plus T2] or [T1-T2 plus T1] or [T1-T2 plus T2] Timer function displays elapsed time plus the time when MIN and MAX readings are taken Records Max/Min readings for later recall OFFSET key used for zero function to make relative measurements EA-15 Extech Temperature Thermometer à¤Ã×èͧÇÑ´ÍسËÀÙÁÔ