COMET system - Communication protocols - WWW

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 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…


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…


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…


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…


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…


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…


Temperature, humidity, CO2 multilogger with barometer Comet M1323
Upon request
927,28 € excl. VAT
1 122,01 € incl. VAT
1 122,01 € incl. VAT
Temperature range (max) | 600 °C, depends on the type of sensor |
---|---|
Temperature range (min) | -200 °C, depends on the type of sensor |
Humidity measurement range | depends on the type of sensor |
CO2 measurement range | 2000 ppm |
Multilogger Comet M1323 is maximally equipped for professional use. It can measure temperature, humidity, CO2, barometric pressure, voltage…


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…


Comet M1320 temperature and humidity multilogger
In stock
736,80 € excl. VAT
891,53 € incl. VAT
891,53 € incl. VAT
Temperature range (max) | 600 °C, depends on the type of sensor |
---|---|
Temperature range (min) | -200 °C, depends on the type of sensor |
Humidity measurement range | depends on the type of sensor |
This professional multilogger Comet M1320 allows the connection of two probes with MinDin connectors and two more probes via a terminal…


Comet M1200 temperature multilogger
In stock
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) | -200 °C, depends on the type of sensor |
The advanced Comet M1200 Multilogger allows the connection of up to four thermocouples type K, J, S, B, T, N. It can operate as a fixed…


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…


Multilogger Comet M1300
Upon request
736,80 € excl. VAT
891,53 € incl. VAT
891,53 € incl. VAT
The professional multilogger Comet M1300 is equipped with four inputs for the terminal block. These offer the connection of external probes…


Comet M1322 temperature, humidity and CO2 multilogger
Upon request
862,72 € excl. VAT
1 043,89 € incl. VAT
1 043,89 € incl. VAT
Temperature range (max) | 600 °C, depends on the type of sensor |
---|---|
Temperature range (min) | -200 °C, depends on the type of sensor |
Humidity measurement range | depends on the type of sensor |
CO2 measurement range | 2000 ppm |
Professional multilogger Comet M1322 for measuring, temperature, humidity, CO2, voltage or current. For these purposes, the datalogger is…


Comet M1321 temperature, humidity and barometer multilogger
Upon request
797,37 € excl. VAT
964,82 € incl. VAT
964,82 € incl. VAT
Temperature range (max) | 600 °C, depends on the type of sensor |
---|---|
Temperature range (min) | -200 °C, depends on the type of sensor |
Humidity measurement range | depends on the type of sensor |
The Come M1321 professional multilogger measures temperature, humidity and barometric pressure. It is equipped with MiniDin connectors and…


Comet M1140 temperature and humidity multilogger
In stock
736,80 € excl. VAT
891,53 € incl. VAT
891,53 € incl. VAT
Temperature range (max) | 600 °C |
---|---|
Temperature range (min) | -200 °C |
The Comet M1140 Multilogger offers four inputs with MiniDin connectors to which temperature and humidity probes can be connected. The…


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 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 H4531 temperature sensor with Ethernet output and two relays
In stock
331,14 € excl. VAT
400,68 € incl. VAT
400,68 € incl. VAT
Temperature range (max) | 600 °C, závisí na typu připojené sondy |
---|---|
Temperature range (min) | -200 °C, závisí na typu připojené sondy |
The Comet H4531 sensor is designed for online temperature monitoring using an external Pt1000 probe on a cable (max. length 10m) and two…


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
In stock
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…


Web Sensor Comet T4511 temperature sensor with Ethernet output
In stock
195,26 € excl. VAT
236,26 € incl. VAT
236,26 € incl. VAT
Temperature range (max) | 600 °C |
---|---|
Temperature range (min) | -190 °C |
Web Sensor Comet T4511 is designed for external temperature probe Pt1000/3850ppm. It communicates via Ethernet. The device can be equipped…


Web Sensor Comet T6545 temperature, humidity and CO2 with Ethernet output
Upon request
469,42 € excl. VAT
568 € incl. VAT
568 € incl. VAT
Temperature range (max) | 60 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
CO2 measurement range | 2000 ppm |
The Web Sensor Comet T6545 is designed for installation in an air duct and has built-in sensors for CO2 concentration, relative humidity…


Web Sensor Comet T6541 temperature, humidity and CO2 with Ethernet output
Upon request
880,65 € excl. VAT
1 065,59 € incl. VAT
1 065,59 € incl. VAT
Temperature range (max) | 105 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 5 to 100% |
CO2 measurement range | 10000 ppm |
Web Sensor Comet T6541 with external combined temperature and humidity probe and CO2 probe. The CO2 measurement is based on the NDIR dual…


Web Sensor Comet T6540 temperature, humidity and CO2 with Ethernet output
In stock
427,97 € excl. VAT
517,84 € incl. VAT
517,84 € incl. VAT
Temperature range (max) | 80 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 5 to 95 % |
CO2 measurement range | 2000 ppm |
Web Sensor Comet T6540 with built-in sensors for CO2 concentration, relative humidity and temperature. The CO2 measurement is based on the…


Web Sensor Comet T5541 CO2 sensor with Ethernet output
Upon request
759,91 € excl. VAT
919,49 € incl. VAT
919,49 € incl. VAT
CO2 measurement range | 10000 ppm |
---|
Web Sensor Comet T5541 with probe on cable to measure CO2 concentration. Cable length 1m as standard, 2 or 4m cable can be ordered at extra…


Web Sensor Comet T5540 CO2 sensor with Ethernet output
Upon request
337,92 € excl. VAT
408,88 € incl. VAT
408,88 € incl. VAT
CO2 measurement range | 2000 ppm |
---|
The Web Sensor Comet T5540 is designed to measure CO2 concentration using a built-in sensor. The CO2 measurement is based on the NDIR…


Web Sensor Comet T5545 CO2 to air duct with Ethernet output
Upon request
369,79 € excl. VAT
447,45 € incl. VAT
447,45 € incl. VAT
CO2 measurement range | 2000 ppm |
---|
The Web Sensor Comet T5545 is designed for installation in an air duct and for measuring the CO2 concentration using a built-in sensor. The…


Web Sensor Comet P2520 converter from 0-20mA current loops
Immediately in stock
173,74 € excl. VAT
210,23 € incl. VAT
210,23 € incl. VAT
The Comet P2520 dual-channel current loop transmitter allows on-line monitoring of sensors and devices with analog signals. It is designed…


Comet T2514 Web Pressure Sensor with Ethernet output
In stock
303,25 € excl. VAT
366,93 € incl. VAT
366,93 € incl. VAT
Web Sensor Comet T2514 with built-in atmospheric pressure sensor. Pressure display and output is possible in the following units - hPa, kPa…


Web Sensor Comet T7611 PoE temperature, humidity and pressure with Ethernet output
In stock
from
458,26 € excl. VAT
from 554,49 € incl. VAT
from 554,49 € incl. VAT
Temperature range (max) | 105 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
Web Sensor Comet T7611 with external temperature and humidity probe. It communicates via an Ethernet network, which can be powered at the…


Thermometer, hygrometer Comet P8641 PoE with Ethernet output
Immediately in stock
182,90 € excl. VAT
221,31 € incl. VAT
221,31 € incl. VAT
Temperature range (max) | 105 °C |
---|---|
Temperature range (min) | -55 °C |
Humidity measurement range | Podle zvolené sondy |
The Comet P8641 thermometer has an output to and is powered by an Ethernet network, so it does not need an external socket adapter. Comet P…