COMET C3121 | Handheld Thermometer & Hygrometer (Cable probe)

Thermometer, hygrometer is designed for direct measurement of temperature, relative humidity.

Audio and optical alarm of measured values.
Memory of minimum and maximum measured values.
Function Hold - manual storing of actual values for later displaying.
LCD back-light.

Simultaneous reading of temperature and relative humidity, dew point temperature reading selectable, external temperature-humidity probe with 1 meter cable.

INCLUDED IN DELIVERY:

• C3121
• Instruction Manual
• Traceable Calibration Certificate
• Battery 9 V
• Plastic Transport Case

MEASURED VALUE
Temperature
Relative humidity
Counted values (dew point…)

TEMPERATURE SENSOR
Measuring range -30 to +105 °C
Accuracy ±0.4 °C
Resolution 0.1 °C

HUMIDITY SENSOR
Measuring range 0 to 100 % RH
Accuracy ±2.5 % RH from 5 to 95 % at 23 °C
Resolution 0.1% RH

DEW POINT
Measuring range -50 to +80 °C
Accuracy ±1.5 °C at ambient temperature T <25 °C and RH >30 %
Resolution 0.1 °C

GENERAL TECHNICAL DATA
Operating temperature electronics -10 to +60 °C, external probe -30 to +105 °C
Channels 1x connectable temperature+humidity probe
Acoustic signalization + backlit LCD YES
Measuring interval and display reading refresh 0.7 to 5 s
Power battery 9 V or 12 Vss adaptor with NiMH 9 V battery
Battery life approx. 4 months
Protection class IP20 electronics, IP40 sensors
Dimensions (without connectors) 141 x 71 x 27 mm; length/diameter of external probe 135/18 mm
External probe cable length 1 meter
Weight (including batteries) approx. 150 g
Warranty 3 years