COMET system - Advanced features - Comet database software

For 30 years COMET system has been producing advanced measuring technology for environmental monitoring in industry, health and research, agriculture, IT datacenters and metrology.
We are an authorized distributor of the Czech producer of dataloggers, thermometers, sensors and monitoring systems COMET. We provide sales and calibration of most products of this brand. COMET system products can be purchased directly in our e-shop including calibration.


Comet U0121 temperature data logger for two external Pt1000 probes
Immediately in stock
161,39 € excl. VAT
179,32 €
195,28 € incl. VAT
195,28 € incl. VAT
Ext. temperature range sensors (max) | 260 °C, závisí na typu sondy |
---|---|
Ext. temperature range sensors (min) | -200 °C, závisí na typu sondy |
The Comet U0121 temperature data logger is designed to record temperatures from two external Pt1000 probes. The data is stored in non…

WiFi temperature sensor Comet W0710
Immediately in stock
288,50 € excl. VAT
349,09 € incl. VAT
349,09 € incl. VAT
Temperature range (max) | 60 °C |
---|---|
Temperature range (min) | -30 °C |
The Comet W0710 Wireless WiFi Temperature Sensor can be easily connected using your building's existing WiFi network. Simply place it at…

WiFi temperature and humidity sensor Comet W3710
Immediately in stock
339,51 € excl. VAT
410,81 € incl. VAT
410,81 € incl. VAT
Temperature range (max) | 60 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 10 to 95% |
The Comet W3710 wireless sensor is equipped with a built-in temperature and relative humidity sensor. It is particularly suitable for…


Comet U0141 temperature data logger for four external Pt1000 probes
Immediately in stock
216,98 € excl. VAT
241,08 €
262,55 € incl. VAT
262,55 € incl. VAT
Ext. temperature range sensors (max) | 260 °C, závisí na typu sondy |
---|---|
Ext. temperature range sensors (min) | -200 °C, závisí na typu sondy |
The Comet U0141 datalogger is designed to record temperatures from up to four external Pt1000 probes. The data is stored in non-volatile…


Comet U3120 IoT temperature and humidity datalogger
In stock
from
510,06 € excl. VAT
from 617,17 € incl. VAT
from 617,17 € incl. VAT
Temperature range (max) | 60 °C |
---|---|
Temperature range (min) | -20 °C |
Humidity measurement range | 0 to100% |
The Comet U3120M and U3120G data loggers are IoT wireless data loggers with built-in GSM modem. After purchasing a SIM card, immediate…


Datalogger Comet U6841 with 3 current inputs 0-20mA and 1 binary input
In stock
241,08 € excl. VAT
291,71 € incl. VAT
291,71 € incl. VAT
The Comet U6841 datalogger is designed to measure and record signals from three 0-20mA current inputs and one binary input. The data is…


Web Sensor Comet T0510 temperature sensor with Ethernet output
Immediately in stock
213,59 € excl. VAT
258,44 € incl. VAT
258,44 € incl. VAT
Temperature range (max) | 80 °C |
---|---|
Temperature range (min) | -30 °C |
Web Sensor Comet T0510 with built-in temperature probe with measuring range -30 to +80 °C. Communicates via Ethernet. The instrument is…

WiFi temperature and humidity sensor Comet W3711
Immediately in stock
262,60 € excl. VAT
317,75 € incl. VAT
317,75 € incl. VAT
Temperature range (max) | depends on the type of sensor |
---|---|
Temperature range (min) | depends on the type of sensor |
Humidity measurement range | depends on the type of sensor |
The Comet W3711 wireless WiFi sensor can be used wherever there is a WiFi signal. This makes it ideal for use in buildings, warehouses,…


Digital thermometer, hygrometer with recording Comet D3120
Immediately in stock
258,22 € excl. VAT
312,45 € incl. VAT
312,45 € incl. VAT
Temperature range (max) | 60 °C |
---|---|
Temperature range (min) | -10 °C |
Humidity measurement range | 5 to 95 % |
The Comet D3120 thermometer is designed for measuring and recording room temperature and relative humidity with the possibility of direct…

WiFi temperature sensor Comet W0741
Immediately in stock
283,72 € excl. VAT
343,30 € incl. VAT
343,30 € incl. VAT
Temperature range (max) | 260 °C |
---|---|
Temperature range (min) | -90 °C |
The Comet W0741 wireless WiFi sensor is equipped with four outputs for external Pt1000 temperature probes. The installation of the sensor…

Datalogger Comet U3631 temperature, humidity and with connector for external temperature probe
Immediately in stock
270,57 € excl. VAT
327,39 € incl. VAT
327,39 € incl. VAT
Temperature range (max) | 70 °C |
---|---|
Temperature range (min) | -30 °C |
Ext. temperature range sensors (max) | 260 °C, závisí na typu sondy |
Ext. temperature range sensors (min) | -90 °C, závisí na typu sondy |
Humidity measurement range | 0 to100% |
The Comet U3631 datalogger is designed to record temperature, humidity and dew point temperature using internal sensors plus temperature…


Comet D3631 thermometer and hygrometer with recording
In stock
273,76 € excl. VAT
331,25 € incl. VAT
331,25 € incl. VAT
Temperature range (max) | 60 °C |
---|---|
Temperature range (min) | -10 °C |
Ext. temperature range sensors (max) | 250 °C, závisí na typu připojené sondy |
Ext. temperature range sensors (min) | -50 °C, závisí na typu připojené sondy |
Humidity measurement range | 5 to 95 % |
The Comet D3631 thermometer is designed for measuring and recording room temperature and relative humidity with the possibility of direct…


WiFi temperature and relative humidity sensor Comet W3745
Immediately in stock
359,83 € excl. VAT
435,39 € incl. VAT
435,39 € incl. VAT
Ext. temperature range sensors (max) | 400 °C, závisí na typu sondy |
---|---|
Ext. temperature range sensors (min) | -190 °C, závisí na typu sondy |
Humidity measurement range | 0 to100%, závisí na typu připojené sondy |
The Comet W3745 WiFi sensor is designed to measure temperature and relative humidity from one external combination probe with ELKA…

Comet T0410 temperature sensor with RS485 output
In stock
191,27 € excl. VAT
231,44 € incl. VAT
231,44 € incl. VAT
Temperature range (max) | 80 °C |
---|---|
Temperature range (min) | -30 °C |
The Comet T0410 sensor is designed to measure room temperature using a built-in sensor. The measured values are displayed on the LCD…

Comet T3411 temperature and humidity sensor with RS485 output
In stock
247,06 € excl. VAT
298,94 € incl. VAT
298,94 € incl. VAT
Temperature range (max) | 80 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
The Comet T3411 is designed to measure temperature and relative humidity using a built-in sensor. It can further convert the measured…


Thermometer, hygrometer and barometer Comet D4130
Upon request
344,69 € excl. VAT
417,07 € incl. VAT
417,07 € incl. VAT
Temperature range (max) | 60 °C |
---|---|
Temperature range (min) | -10 °C |
Humidity measurement range | 5 to 95 % |
The Comet D4130 is designed to measure and record temperature, relative humidity and atmospheric pressure (it also measures the pressure…


Datalogger Comet U5841 with 3 voltage inputs 0-10V and 1 binary input
In stock
241,08 € excl. VAT
291,71 € incl. VAT
291,71 € incl. VAT
The Comet U5841 datalogger is designed to measure and record signals from three 0-10V voltage inputs and one binary input. The data is…


Web Sensor Comet T3511 temperature and humidity sensor with Ethernet output
usually in stock
from
303,25 € excl. VAT
from 366,93 € incl. VAT
from 366,93 € incl. VAT
Temperature range (max) | 105 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
Web Sensor Comet T3511 with external temperature and humidity probe. It communicates via Ethernet and can further convert the measured…

Datalogger Comet U7844 with binary and read inputs
In stock
241,08 € excl. VAT
291,71 € incl. VAT
291,71 € incl. VAT
The Comet U7844 datalogger is designed to monitor and record signals from four inputs, binary or pulse counters, see optional configuration…


Comet H7530 temperature, humidity and pressure sensor, Ethernet output and two relays
In stock
453,08 € excl. VAT
548,23 € incl. VAT
548,23 € incl. VAT
Temperature range (max) | 80 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
The Comet H7530 sensor is designed for online monitoring of temperature, humidity and atmospheric pressure using a built-in sensor and two…

Comet T7410 temperature, humidity and pressure sensor with RS485 output
In stock
355,85 € excl. VAT
430,58 € incl. VAT
430,58 € incl. VAT
Temperature range (max) | 80 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
The Comet T7410 sensor is designed to measure temperature, relative humidity and atmospheric pressure using a built-in sensor. It can also…

Comet T3311 temperature and humidity sensor with RS232 output
In stock
173,74 € excl. VAT
210,23 € incl. VAT
210,23 € incl. VAT
Temperature range (max) | 80 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
The Comet T3311 is designed to measure temperature and relative humidity using a built-in sensor. It can further convert the measured…


Comet D4141 thermometer, hygrometer and barometer with external probe on cable
In stock
from
359,83 € excl. VAT
from 435,39 € incl. VAT
from 435,39 € incl. VAT
Temperature range (max) | 105 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
The Comet D4141 is designed to measure and record temperature, relative humidity and atmospheric pressure (it also measures the pressure…


Thermometer, hygrometer Comet D3121 with external probe on cable
Immediately in stock
from
271,77 € excl. VAT
from 328,84 € incl. VAT
from 328,84 € incl. VAT
Ext. temperature range sensors (max) | 105 °C |
---|---|
Ext. temperature range sensors (min) | -30 °C |
Humidity measurement range | 0 to100% |
Thermometer, hygrometer Comet D3121 with external probe on the cable is designed for direct measurement and recording of temperature,…


Web Sensor Comet T7610 PoE temperature, humidity and pressure sensor with Ethernet output
In stock
443,91 € excl. VAT
537,13 € incl. VAT
537,13 € incl. VAT
Temperature range (max) | 60 °C |
---|---|
Temperature range (min) | -20 °C |
Humidity measurement range | 0 to100% |
Web Sensor Comet T7610 temperature, humidity and atmospheric pressure. It communicates via an Ethernet network that can be powered at the…

WiFi temperature sensor Comet W0711
Immediately in stock
271,77 € excl. VAT
328,84 € incl. VAT
328,84 € incl. VAT
Temperature range (max) | 260 °C |
---|---|
Temperature range (min) | -90 °C |
The Comet W0711 is a WiFi wireless sensor to which you can connect one external Pt100 probe with a CINCH connector. This sensor is…

WiFi temperature, humidity, pressure and CO2 sensor Comet W4710
In stock
534,37 € excl. VAT
646,59 € incl. VAT
646,59 € incl. VAT
Temperature range (max) | 60 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to 95% |
CO2 measurement range | 5000 ppm |
The Comet W4710 WiFi sensor is versatile with internal sensors for measuring temperature, relative humidity, barometric pressure and CO2.…

Datalogger Comet U0541 for recording 0-10V voltage and temperature from external probes
In stock
241,08 € excl. VAT
291,71 € incl. VAT
291,71 € incl. VAT
Ext. temperature range sensors (max) | 260 °C, závisí na typu sondy |
---|---|
Ext. temperature range sensors (min) | -200 °C, závisí na typu sondy |
The Comet U0541 datalogger is designed to record temperatures from two external Pt1000 probes and record 0-10V voltages from two inputs.…


Web Sensor Comet T7510 temperature, humidity and pressure with Ethernet output
Upon request
403,27 € excl. VAT
487,96 € incl. VAT
487,96 € incl. VAT
Temperature range (max) | 80 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
Web Sensor Comet T7510 with built-in temperature, relative humidity and atmospheric pressure sensors. It communicates via Ethernet and can…


Datalogger Comet U6841 IoT with 3 current inputs 0-20mA and 1 binary input
In stock
from
514,05 € excl. VAT
from 622 € incl. VAT
from 622 € incl. VAT
The Comet U6841M and U6841G data loggers are IoT wireless data loggers with built-in GSM modem. After purchasing a SIM card, immediate…


Datalogger Comet U7844 IoT with binary and read inputs
Upon request
from
510,06 € excl. VAT
from 617,17 € incl. VAT
from 617,17 € incl. VAT
The Comet U7844M and U7844G data loggers are IoT wireless data loggers with built-in GSM modem. After purchasing a SIM card, immediate…

Comet H4431 temperature transmitter and controller with RS485 output
In stock
260,61 € excl. VAT
315,34 € incl. VAT
315,34 € incl. VAT
Temperature range (max) | 600 °C, závisí na typu připojené sondy |
---|---|
Temperature range (min) | -200 °C, závisí na typu připojené sondy |
The Comet H4431 is designed for online temperature monitoring using an external Pt1000 probe on a cable (max. length 10m) and two-state…

Comet H4331 temperature transmitter and controller with RS232 output
Upon request
218,37 € excl. VAT
264,23 € incl. VAT
264,23 € incl. VAT
Temperature range (max) | 600 °C, závisí na typu připojené sondy |
---|---|
Temperature range (min) | -200 °C, závisí na typu připojené sondy |
The Comet H4331 is designed for online temperature monitoring using an external Pt1000 probe on a cable (max. length 10m) and two-state…

Comet T7418 indoor temperature, humidity and pressure sensor with RS485 output
In stock
303,25 € excl. VAT
366,93 € incl. VAT
366,93 € incl. VAT
Temperature range (max) | 50 °C |
---|---|
Temperature range (min) | -10 °C |
Humidity measurement range | 5 to 95 % |
The Comet T7418 indoor sensor is designed to measure temperature, relative humidity and atmospheric pressure indoors and for building…

Comet T7318 indoor temperature, humidity and pressure sensor with RS232 output
Upon request
238,29 € excl. VAT
288,33 € incl. VAT
288,33 € incl. VAT
Temperature range (max) | 50 °C |
---|---|
Temperature range (min) | -10 °C |
Humidity measurement range | 5 to 95 % |
The Comet T7318 indoor sensor is designed to measure temperature, relative humidity and atmospheric pressure indoors and for building…

Interior temperature sensor Comet T0418 with RS485 output
In stock
164,57 € excl. VAT
199,13 € incl. VAT
199,13 € incl. VAT
Temperature range (max) | 50 °C |
---|---|
Temperature range (min) | -10 °C |
The Comet T0418 indoor sensor is designed for indoor temperature measurement and building energy management. The design of the device…

Interior temperature sensor Comet T0318 with RS232 output
In stock
103,21 € excl. VAT
124,88 € incl. VAT
124,88 € incl. VAT
Temperature range (max) | 50 °C |
---|---|
Temperature range (min) | -10 °C |
The Comet T0318 indoor sensor is designed for measuring indoor temperature and for building energy management. The design of the device…

Comet T3418 indoor temperature and humidity sensor with RS485 output
In stock
216,38 € excl. VAT
261,82 € incl. VAT
261,82 € incl. VAT
Temperature range (max) | 50 °C |
---|---|
Temperature range (min) | -10 °C |
Humidity measurement range | 5 to 95 % |
The Comet T3418 indoor sensor is designed for measuring indoor temperature and relative humidity and for energy management in buildings. It…

Comet T3318 indoor temperature and humidity sensor with RS232 output
In stock
151,03 € excl. VAT
182,75 € incl. VAT
182,75 € incl. VAT
Temperature range (max) | 50 °C |
---|---|
Temperature range (min) | -10 °C |
Humidity measurement range | 5 to 95 % |
The Comet T3318 indoor sensor is designed for measuring indoor temperature and relative humidity and for energy management in buildings. It…


Comet M1220 temperature and humidity multilogger
Upon request
736,80 € excl. VAT
891,53 € incl. VAT
891,53 € incl. VAT
Temperature range (max) | 1800 °C, depends on the type of sensor |
---|---|
Temperature range (min) | -220 °C, depends on the type of sensor |
Humidity measurement range | depends on the type of sensor |
The professional Multilogger Comet M1220 offers the connection of two temperature or humidity probes via MiniDIN connector and two…


Comet H3531R 19" rack-mount temperature and humidity sensor with Ethernet output and relay
In stock
from
434,35 € excl. VAT
from 525,56 € incl. VAT
from 525,56 € incl. VAT
Temperature range (max) | 105 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
The Comet H3531R sensor is designed for 19" rack mounting (1 rack unit height 1U) and for online monitoring of temperature and humidity…


Comet H3531P temperature and humidity sensor with Ethernet output and relay
In stock
from
517,23 € excl. VAT
from 625,85 € incl. VAT
from 625,85 € incl. VAT
Temperature range (max) | 105 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
The Comet H3531P sensor is designed for online monitoring of temperature and humidity of pressurized air up to 25 bar using an external…


Comet H3531 temperature and humidity sensor with Ethernet output and relay
In stock
from
412,83 € excl. VAT
from 499,52 € incl. VAT
from 499,52 € incl. VAT
Temperature range (max) | 105 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
The Comet H3531 sensor is designed for online monitoring of temperature and humidity using an external probe on a cable and two-state…


Comet H3530 temperature and humidity sensor with Ethernet output and relay
In stock
382,94 € excl. VAT
463,36 € incl. VAT
463,36 € incl. VAT
Temperature range (max) | 80 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
The Comet H3530 is designed for online monitoring of temperature and humidity using a built-in sensor and two-state variables from three…

Comet T5441 CO2 sensor with external probe and RS485 output
Upon request
746,76 € excl. VAT
903,58 € incl. VAT
903,58 € incl. VAT
CO2 measurement range | 10000 ppm |
---|
The Comet T5441 sensor is designed to measure CO2 concentration using an external probe on a cable. The CO2 measurement is based on the…

Comet T5440 CO2 sensor with RS485 output
Upon request
312,41 € excl. VAT
378,02 € incl. VAT
378,02 € incl. VAT
CO2 measurement range | 2000 ppm |
---|
The Comet T5440 sensor is designed to measure the concentration of carbon dioxide CO2 using a built-in sensor. The CO2 measurement is based…

Comet T5341 CO2 sensor with external probe and RS232 output
Upon request
709,30 € excl. VAT
858,25 € incl. VAT
858,25 € incl. VAT
CO2 measurement range | 10000 ppm |
---|
The Comet T5341 sensor is designed to measure CO2 concentration using an external probe on a cable. The CO2 measurement is based on the…

Comet T5340 CO2 sensor with RS232 output
Upon request
285,71 € excl. VAT
345,71 € incl. VAT
345,71 € incl. VAT
CO2 measurement range | 2000 ppm |
---|
The Comet T5340 is designed to measure the concentration of CO2 in the air using a built-in sensor. The CO2 measurement is based on the…