Comet R3120 Specifications |
Technical parameters |
Value |
Measured Value |
Temperature + Relative Humidity |
Construction Type |
Ambient Air |
Temperature Measuring Range |
-30 to 80 °C |
Two-State Input |
No |
Lcd Display |
No |
Built-In Printer |
No |
Operating temperature range |
-30 to +80°C |
Accurecy of temperature measurement |
±0.4°C |
Accuracy of air humidity measurement |
±2.5% RH from 5 to 95% at 23°C |
Accuracy of dew point measurement - see details in graph |
1.5 °C at ambient T < 25°C and RH>30% range -60 to +70 °C |
Resolution of the reading |
0.1°C, 0.1%RH |
Real time clock |
year, leap year, month, day, hour, minute, second |
Data logging interval |
adjustable from 10s to 24h |
Alarm refresh |
each 10 s |
Total memory capacity |
32000 temperature, humidity values in noncyclic logging mode |
Data logging modes |
noncyclic - data logging stops after filling the memory cyclic - after filling memory oldest data is overwritten by new |
Dimensions |
93x64x27mm |
Power |
Lithium battery 3,6V, size AA |
Typical battery life in low-power mode (1 minute sampling) |
7 years |
Typical battery life in fast mode (10 second sampling) |
3 years |
Battery life in continuous on-line mode with interval 1 minute |
reduced to 70% of the above lives in fast mode |
Battery life in continuous on-line mode with interval 10 second |
1 year |
IP protection |
IP67 - protected against influence of temporary immersion into water, RH+T sensors are covered with a plastic cover with IP30 protection |
Weight including battery |
105g |
Warranty |
3 years |