
Technical data
Measured value
Temperature
Relative humidity
Counted values (dew point…)
TEMPERATURE SENSOR
Measuring range
-30 to +105 °C
-30 to +105 °C
Accuracy
±0.4 °C
±0.4 °C
Resolution
0.1 °C
0.1 °C
HUMIDITY SENSOR
Measuring range
0 to 100 % RH
0 to 100 % RH
Accuracy
±2.5 % RH from 5 to 95 % at 23 °C
±2.5 % RH from 5 to 95 % at 23 °C
Resolution
0.1% RH
0.1% RH
DEW POINT
Measuring range
-50 to +80 °C
-50 to +80 °C
Accuracy
±1.5 °C at ambient temperature T <25 °C and RH >30 %
±1.5 °C at ambient temperature T <25 °C and RH >30 %
Resolution
0.1 °C
0.1 °C
GENERAL TECHNICAL DATA
Operating temperature
electronics -10 to +60 °C, external probe -30 to +105 °C
electronics -10 to +60 °C, external probe -30 to +105 °C
Channels
1x connectable temperature+humidity probe
1x connectable temperature+humidity probe
Acoustic signalization + backlit LCD
YES
YES
Measuring interval and display reading refresh
0.7 to 5 s
0.7 to 5 s
Power
battery 9 V or 12 Vss adaptor with NiMH 9 V battery
battery 9 V or 12 Vss adaptor with NiMH 9 V battery
Battery life
approx. 4 months
approx. 4 months
Protection class
IP20 electronics, IP40 sensors
IP20 electronics, IP40 sensors
Dimensions (without connectors)
141 x 71 x 27 mm
141 x 71 x 27 mm
External probe cable length
1 meter
1 meter
Weight (including batteries)
approx. 150 g
approx. 150 g
Warranty
3 years
3 years
code
C3121P
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