Comet System temperature, humidity and pressure meters, loggers

TECHNICAL PARAMETERS

Operating temperature range:

-10...60°C

Temperature sensor:

RTD

Accuracy of temperature measurement:

±0,4°C at range -50...100°C

±0,5% from reading from 100 to 250°C

Accuracy of air humidity measurement:

2.5%RH at 23°C at range 5 to 95%, resolution 0.1%

Accuracy of air-pressure measurement:

±2hPa at 23°C, resolution 0,1hPa

Power:

9V battery

Battery life:

4 months typically (barometers 2 months typically)

Dimensions:

141 x 71 x 27 mm

TECHNICAL PARAMETERS (for Dxxxx models)

Modes of logging:

1. manual logging - capacity of 1000 stored value sets
2. automatic noncyclic logging (logging stops after filling the memory)
- total capacity of 16000 values
3. automatic cyclic logging (logging continues after filling the memory
- oldest values are being replaced by newest) - total capacity approx. 15200 values

PC interface:

serial RS232

Sampling interval in logging mode:

Adjustable: 10s...24 val.

Modelis

Aprašymas

Matavimo diapozonas

C3120

Thermometer-hygrometer with switchable dew-point temperature, built-in sensors

temperature -10 to +60°C
relative humidity 5 to 95%RH

D3120

same as C3120, in addition 3 logging modes with PC interface

C3121

Thermometer-hygrometer with switchable dew-point temperature reading and external temperature-humidity probe with 1meter cable. Cable lengths 2 meters and 4 meters available optionally. Probe diameter
of 18mm, length of 135mm.

Temperature 30...105°C
Relative humidity: 0...100% RH

D3121

same as C3121, in addition 3 logging modes with PC interface

C3631

Thermometer-hygrometer with dew point calculation, built-in sensors. „Cinch“ connection for RTD Ni1000/6180ppm sensors. Temperature difference between external sensor and dew point temperature.

Air temperature -10...60°C
External sensor temperature  
-50...250°C
Santykinė drėgmė
0...95% RH

D3631

Same properties as C3631, 3 data logging modes, PC interface.

C3633

Thermometer-hygrometer with switchable dew-point temperature air reading, built-in sensors. A Cinch connector for connection of an external RTD Ni1000/6180ppm temperature probe. Surface, pointed-tip, insertion
and other probes with Cinch connector are available. Indication of temperature difference of external probe and dew-point temperature.

air temperature -10 to +60°C
probe temperature -50 to +250°C
relative humidity 5 to 95%RH

D3633

same as C3631, in addition 3 logging modes with PC interface

C4130

Thermometer-hygrometer-barometer with switchable dew-point temperature reading, built-in sensors, air pressure trend reading for last 3 hours

temperature -10 to 60°C
relative humidity 5 to 95%RH
air pressure 800-1100hPa

D4130

same as C4130, in addition 3 logging modes with PC interface

C4141

Thermometer-hygrometer-barometer with external temperature-humidity on a 1 meter cable. Built-in indoor temperature and air pressure sensors. Switchable dew-point temperature reading, air pressure trend reading for last 3 hours. Cable lengths 2 meters and 4 meters available optionally. Probe diameter of 18mm, length of 135mm.

outdoor temperature -30 to 105°C

indoor temperature -10 to 60°C
relative humidity 0 to 100%RH
air pressure 800-1100hPa

D4141

same as C4141, in addition 3 logging modes with PC interface