COMET system - cover - IP30

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 U3120 temperature and humidity data logger
Immediately in stock
206,22 € excl. VAT
229,13 €
249,53 € incl. VAT
249,53 € incl. VAT
Temperature range (max) | 70 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
The Comet U3120 datalogger allows you to measure temperature, humidity and dew point and store the measured data in internal memory at a…


Comet P8610 PoE thermometer with Ethernet output
Immediately in stock
184,90 € excl. VAT
223,73 € incl. VAT
223,73 € incl. VAT
Temperature range (max) | 60 °C |
---|---|
Temperature range (min) | -20 °C |
A thermometer with a built-in temperature sensor, the Comet P8610 is equipped with an Ethernet network output. You can display the measured…

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…


Thermometer, hygrometer Comet P8611 PoE with Ethernet output
Immediately in stock
164,97 € excl. VAT
199,61 € incl. VAT
199,61 € incl. VAT
Temperature range (max) | 105 °C |
---|---|
Temperature range (min) | -55 °C |
Humidity measurement range | Podle zvolené sondy |
The Comet P8611 is an Ethernet sensor with one cinch connector for connecting a temperature or temperature and humidity probe (only for 2…


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…


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,…


Thermometer with hygrometer Comet T3610 PoE with Ethernet output
Immediately in stock
332,74 € excl. VAT
402,62 € incl. VAT
402,62 € incl. VAT
Temperature range (max) | 60 °C |
---|---|
Temperature range (min) | -20 °C |
Humidity measurement range | 0 to100% |
The Comet T3610 thermometer with hygrometer can measure not only temperature and humidity but also dew point and calculated quantities such…

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…


Thermometer, hygrometer Comet P8541 with Ethernet output
Immediately in stock
156,60 € excl. VAT
189,49 € incl. VAT
189,49 € incl. VAT
Temperature range (max) | 105 °C |
---|---|
Temperature range (min) | -55 °C |
Humidity measurement range | Podle zvolené sondy |
The Comet P8541 thermometer has four channels for connecting temperature and humidity digital probes. The measured values can be easily…


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 U4130 temperature, humidity and pressure data logger
Upon request
301,26 € excl. VAT
364,52 € incl. VAT
364,52 € incl. VAT
Temperature range (max) | 70 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
The Comet U4130 stores temperature, relative humidity and atmospheric pressure in an internal memory that can store up to 500,000 values.…


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…


Comet P8510 thermometer with Ethernet output
Immediately in stock
155,41 € excl. VAT
188,05 € incl. VAT
188,05 € incl. VAT
Temperature range (max) | 80 °C |
---|---|
Temperature range (min) | -30 °C |
The Comet P8510 thermometer with built-in temperature sensor can be connected to your Ethernet network and the measured data can be stored…


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.…


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 U3631 IoT temperature, humidity and external probe connector
In stock
from
506,87 € excl. VAT
from 613,31 € incl. VAT
from 613,31 € incl. VAT
Temperature range (max) | 60 °C |
---|---|
Temperature range (min) | -20 °C |
Ext. temperature range sensors (max) | 260 °C |
Ext. temperature range sensors (min) | -90 °C |
Humidity measurement range | 0 to100% |
The Comet U3631M and U3631G data loggers are IoT wireless data loggers with built-in GSM modem. After purchasing a SIM card, immediate…


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 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 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…


Comet H5521 CO2 sensor with Ethernet output and two relays
Immediately in stock
830,05 € excl. VAT
1 004,36 € incl. VAT
1 004,36 € incl. VAT
CO2 measurement range | 10000 ppm |
---|
The Comet H5521 sensor is designed to monitor CO2 concentration using an external probe on a cable. The CO2 measurement is based on the…


Comet H5524 CO2 sensor with Ethernet output and two relays
Upon request
395,70 € excl. VAT
478,80 € incl. VAT
478,80 € incl. VAT
CO2 measurement range | 2000 ppm |
---|
The Comet H5524 sensor is designed to monitor CO2 using a built-in sensor. The CO2 measurement is based on the NDIR principle with dual…

Comet T5140 CO2 sensor with 4-20mA output
In stock
288,50 € excl. VAT
349,09 € incl. VAT
349,09 € incl. VAT
CO2 measurement range | 2000 ppm |
---|
The Comet T5140 sensor is designed to measure CO2 concentration using a built-in sensor. The CO2 measurement is based on the NDIR principle…

Comet T5240 CO2 sensor with 0-10V output
Upon request
288,50 € excl. VAT
349,09 € incl. VAT
349,09 € incl. VAT
CO2 measurement range | 2000 ppm |
---|
The Comet T5240 sensor is designed to measure the concentration of carbon dioxide CO2 using a built-in sensor. The CO2 measurement is based…

Temperature, humidity and CO2 sensor and controller Comet H6420 with RS485 output
Upon request
490,93 € excl. VAT
594,03 € incl. VAT
594,03 € incl. VAT
Temperature range (max) | 80 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
CO2 measurement range | 2000 ppm |
The Comet H6420 is designed to measure CO2 concentration, temperature and humidity using built-in sensors. The CO2 measurement is based on…

Comet H5424 CO2 sensor and controller with RS485 output
Upon request
369,79 € excl. VAT
447,45 € incl. VAT
447,45 € incl. VAT
CO2 measurement range | 2000 ppm |
---|
The Comet H5424 is designed to measure CO2 concentration using a built-in sensor. The CO2 measurement is based on the NDIR principle with…

Comet H5324 CO2 sensor and controller with RS232 output
Upon request
338,31 € excl. VAT
409,36 € incl. VAT
409,36 € incl. VAT
CO2 measurement range | 2000 ppm |
---|
The Comet H5324 is designed to measure CO2 concentration using a built-in sensor. The CO2 measurement is based on the NDIR principle with…

Comet T6340 temperature, humidity and CO2 sensor with RS232 output
Upon request
347,48 € excl. VAT
420,45 € incl. VAT
420,45 € incl. VAT
Temperature range (max) | 50 °C |
---|---|
Temperature range (min) | -10 °C |
Humidity measurement range | 5 to 95 % |
CO2 measurement range | 2000 ppm |
The Comet T6340 sensor is designed to measure temperature, relative humidity and CO2 concentration using built-in sensors. The CO2…


Comet H6520 temperature, humidity and CO2 sensor with Ethernet output and two relays
Upon request
506,08 € excl. VAT
612,36 € incl. VAT
612,36 € incl. VAT
Temperature range (max) | 80 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
CO2 measurement range | 2000 ppm |
The Comet H6520 is designed to monitor temperature, humidity and CO2 using a built-in sensor. The CO2 measurement is based on the NDIR…

Comet T6440 temperature, humidity and CO2 sensor with RS485 output
Upon request
416,82 € excl. VAT
504,35 € incl. VAT
504,35 € incl. VAT
Temperature range (max) | 50 °C |
---|---|
Temperature range (min) | -10 °C |
Humidity measurement range | 5 to 95 % |
CO2 measurement range | 2000 ppm |
The Comet T6440 sensor is designed to measure temperature, relative humidity and CO2 concentration using built-in sensors. The CO2…


Comet H4531R 19" rack mount temperature sensor with Ethernet output and relay
In stock
337,52 € excl. VAT
408,40 € incl. VAT
408,40 € incl. VAT
Temperature range (max) | 600 °C |
---|---|
Temperature range (min) | -200 °C |
The Comet H4531R sensor is designed for 19" rack mounting (1 rack unit height 1U) and for online temperature monitoring using an external…


Web Sensor Comet T7613D PoE temperature, humidity and pressure sensor with Ethernet output
In stock
458,26 € excl. VAT
554,49 € incl. VAT
554,49 € incl. VAT
Temperature range (max) | 105 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
Web Sensor Comet T7613D for air duct with built-in temperature, relative humidity and atmospheric pressure sensors. It communicates via an…


Web Sensor Comet T3611 PoE temperature and humidity sensor with Ethernet output
In stock
from
341,50 € excl. VAT
from 413,22 € incl. VAT
from 413,22 € incl. VAT
Temperature range (max) | 60 °C |
---|---|
Temperature range (min) | -20 °C |
Humidity measurement range | 0 to100% |
Web Sensor Comet T3611 PoE with external temperature and humidity probe. It communicates via Ethernet, which can be powered at the same…


Web Sensor Comet P8652 PoE dual channel sensor with binary inputs
Immediately in stock
193,27 € excl. VAT
233,86 € incl. VAT
233,86 € incl. VAT
Temperature range (max) | 105 °C |
---|---|
Temperature range (min) | -55 °C |
Humidity measurement range | Dle připojené sondy DSxx |
The Web Sensor P8652 is used to measure temperature and relative humidity from up to two external probes. This makes it possible to take…


Web Sensor Comet T7511 temperature, humidity and pressure with Ethernet output
In stock
from
417,61 € excl. VAT
from 505,31 € incl. VAT
from 505,31 € incl. VAT
Temperature range (max) | 105 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
Web Sensor Comet T7511 with external temperature, humidity and atmospheric pressure probe. Communicates via Ethernet. It can further…


Web Sensor Comet P8511 temperature, humidity with Ethernet output
In stock
138,27 € excl. VAT
167,31 € incl. VAT
167,31 € incl. VAT
Temperature range (max) | 105 °C |
---|---|
Temperature range (min) | -55 °C |
Web Sensor Comet P8511 allows you to connect one external digital probe equipped with a CINCH connector and measure a maximum of 2…


Web Sensor Comet P8552 dual channel sensor with binary inputs
Immediately in stock
167,76 € excl. VAT
202,99 € incl. VAT
202,99 € incl. VAT
Temperature range (max) | 105 °C |
---|---|
Temperature range (min) | -55 °C |
Humidity measurement range | Dle připojené sondy DSxx |
The Web Sensor P8552 is used to measure temperature and relative humidity from up to two external probes. This makes it possible to take…


Web Sensor Comet T3511P temperature, humidity with pressure probe and Ethernet output
In stock
from
416,02 € excl. VAT
from 503,38 € incl. VAT
from 503,38 € incl. VAT
Temperature range (max) | 105 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
Web Sensor Comet T3511P with external temperature and humidity probe made of hard anodized duralumin suitable for measurement in…


Web Sensor Comet T0610 PoE temperature sensor with Ethernet output
In stock
254,23 € excl. VAT
307,62 € incl. VAT
307,62 € incl. VAT
Temperature range (max) | 80 °C |
---|---|
Temperature range (min) | -30 °C |
Web Sensor Comet T0610 with built-in temperature sensor. It communicates via Ethernet network, which can be powered at the same time. The…


Web Sensor Comet T4611 PoE temperature sensor with Ethernet output
Upon request
233,11 € excl. VAT
282,06 € incl. VAT
282,06 € incl. VAT
Temperature range (max) | 600 °C, závisí na typu připojené sondy |
---|---|
Temperature range (min) | -190 °C, závisí na typu připojené sondy |
Web Sensor Comet T4611 is designed for external temperature probe Pt1000. The device can be equipped with different types of temperature…


Web Sensor Comet T6641 PoE temperature, humidity and CO2 with Ethernet output
Upon request
920,10 € excl. VAT
1 113,32 € incl. VAT
1 113,32 € incl. VAT
Temperature range (max) | 105 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 5 to 95 % |
CO2 measurement range | 10000 ppm |
Web Sensor Comet T6641 with external combined temperature and humidity probe and CO2 probe. The CO2 measurement is based on the NDIR…


Comet T6640 PoE thermometer, hygrometer and CO2 detector with Ethernet output
In stock
467,42 € excl. VAT
565,58 € incl. VAT
565,58 € incl. VAT
Temperature range (max) | 80 °C |
---|---|
Temperature range (min) | -20 °C |
Humidity measurement range | 5 to 95 % |
CO2 measurement range | 2000 ppm |
The Comet T6640 sensor measures temperature, relative humidity and CO2 concentration in the air. It can also calculate dew point, absolute…


Web Sensor Comet T5641 PoE CO2 sensor with Ethernet output
Upon request
799,76 € excl. VAT
967,71 € incl. VAT
967,71 € incl. VAT
CO2 measurement range | 10000 ppm |
---|
The Web Sensor Comet T5641 is designed to measure CO2 concentration using a probe on a cable. The cable length is 1m as standard, 2 or 4m…


Web Sensor Comet T5640 PoE CO2 sensor with Ethernet output
Upon request
362,62 € excl. VAT
438,77 € incl. VAT
438,77 € incl. VAT
CO2 measurement range | 2000 ppm |
---|
The Web Sensor Comet T5640 is designed to measure CO2 concentration using a built-in sensor. The CO2 measurement is based on the NDIR…