CENTER-340 temperature loggers CENTER-340 Features: LED status display with backlight battery status display with stored data logger compact RS-232 interface with Windows software Temperature Logger Wall ear tag 32,000 records (thermometer) CENTER -340 CENTER-340 as temperature data logger. Internal real-time clock, can store 64,000 data records. Waterproof housing, without worrying about the connector will be damaged water. Data can be downloaded via the IR optical interface. For environmental monitoring, food transfer process monitoring, air conditioning and supervision. ? Temperature Logger (thermometer) CENTER-340 specifications | parameter CENTER-340 CENTER-342 to measure the temperature -30 ℃ - 70 ℃ -30 ℃ - 70 ℃ to measure humidity without 5% -98% RH accuracy of ± 0.7 ℃ ±?? 0.7 ℃; ± 3% RH analysis of the 0.1 ℃, 0.1 ℉ 0.1 ℃, 0.1 ℉;? 0.1% RH battery 1.5V AAA batteries × 2 1.5V AAA batteries × 2 size recorder 92 × 55 × 21mm 92 × 55 × 21mm ear tag 106.5 × 59 × 25.5mm 106.5 × 59 × 25.5mm Accessories Battery, workbooks, RS-232 cable, software, CENTER345 wall ear tag.