Detailed Product Description

The DD20S is a smart digital temperature indicator.It can accurately monitor two low and two high preprogrammed threshhold temperatures(between -30 and +60),and will indicate time and duration of a temperature breach(up to 40 days). For refrigerated applications,the DD20S is accurate within ±0.5.
The DD20S is programmable,easy-to-use,and water-resistant(IP65).It may be activated with a delayed start time of up to 199 minutes.It is more reliable and accurated than chemical indicators,which may give false positive readings.

Operating Range -30 to +60( -22 to +140)
Accuracy ±0.5(0.9) from -30 to +30( -22 to +86)
±0.5(2.7) from 30 to 60( 86 to 140)
Resolution 0.1/0.1
Battery Life 2 years at 22
Shelf Life 2 Years from Time of Programming
Dimensions 71 x 45 x 11 mm (2.80x1.77x0.4 inch)
Weight 26 grams(0.92 oz) including one lithium cell (CR2032x1)
Elapsed time Max 40 days
Protection class IP65
8 Parameter Settings
High Temp 1; High Temp 2; Low Temp 1; Low Temp 2; Excursion Time High(Max: 40 days); Excursion Time Low (Max:40 days) Delay Start Time (0-199 minutes) ;Sampling Interval (1-199 minutes)