Technical data 
TEMPERATURE SENSOR - external probe Pt1000
Measuring range -90 to +260 °C
Accuracy ±0.2 °C (-50 to +100 °C); ±0.2 % from reading from +100 to +260 °C; ±0.4 % from reading from -90 to -50 °C
Resolution 0.1 °C
GENERAL TECHNICAL DATA
Operating temperature -30 to +70 °C
Channels 4x external temperature probe
Memory 32,000 values (non-cyclic record)
Recording interval adjustable from 10 s to 24 h
Display and alarm refresh each 10 s
Recording mode noncyclic - data logging stops after filling the memory cyclic - after filling memory oldest data is overwritten by new
Real time clock year, leap year, month, day, hour, minute, second
Power lithium battery 3.6 V; size AA
Battery life 6 years
Protection class IP67
Dimensions (without connectors) 93 x 64 x 29 mm
Weight (including batteries) approx. 115g