COMET system - Temperature resolution - 0,1 °C

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 U0110 temperature data logger
Immediately in stock
129,83 € excl. VAT
144,25 €
157,09 € incl. VAT
157,09 € incl. VAT
Temperature range (max) | 70 °C |
---|---|
Temperature range (min) | -30 °C |
The Comet U0110 datalogger is equipped with an internal temperature sensor that monitors temperature and stores it in internal memory. An…


Comet S0110E thermometer with internal sensor
Immediately in stock
98,82 € excl. VAT
119,57 € incl. VAT
119,57 € incl. VAT
Temperature range (max) | 70 °C |
---|---|
Temperature range (min) | -30 °C |
Temperature data logger with large LCD display. It stores the measured values in a non-volatile electronic memory.

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 R0110E temperature data logger
Immediately in stock
90,85 € excl. VAT
109,93 € incl. VAT
109,93 € incl. VAT
Temperature range (max) | 80 °C |
---|---|
Temperature range (min) | -40 °C |
The Comet R0110E datalogger is designed to monitor temperature using an internal sensor. The measured temperature is then stored in an…


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…


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…


Low cost temperature and humidity sensor Comet P3110E, 4-20mA output
Immediately in stock
134,69 € excl. VAT
162,97 € incl. VAT
162,97 € incl. VAT
Temperature range (max) | 80 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
The Comet T3110E is a low cost room temperature and relative humidity sensor for outdoor and indoor use. The instrument is designed to…

Temperature and humidity data logger Comet U3121 - ELKA
Immediately in stock
183,98 € excl. VAT
204,42 €
222,62 € incl. VAT
222,62 € 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 |
Datalogger Comet U3121 has one input for external temperature and humidity sensor with ELKA connector. The operation of the data logger is…

Temperature data logger Comet U0111 single channel Pt1000
Immediately in stock
141,30 € excl. VAT
157 €
170,97 € incl. VAT
170,97 € incl. VAT
Ext. temperature range sensors (max) | 260 °C |
---|---|
Ext. temperature range sensors (min) | -90 °C |
The Comet U0111 professional data logger is equipped with one input for an external Pt1000 probe, which can be connected via an ELKA…

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 P4121 Pt1000 temperature transmitter -30°C to +80°C, 4 to 20 mA output
Immediately in stock
54,19 € excl. VAT
65,57 € incl. VAT
65,57 € incl. VAT
Temperature range (max) | 80 °C |
---|---|
Temperature range (min) | -30 °C |
The Comet P4121 fixed range transmitter (-30 to +80°C) is designed for temperature measurement using an external Pt1000 probe. Outdoor and…


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 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…


Comet U0110 IoT temperature data logger with built-in sensor and modem
usually in stock
from
441,12 € excl. VAT
from 533,76 € incl. VAT
from 533,76 € incl. VAT
Temperature range (max) | 60 °C |
---|---|
Temperature range (min) | -20 °C |
The Comet U0110M and U0110G temperature data loggers are IoT wireless data loggers with built-in GSM modem. After purchasing a SIM card,…


Wireless thermometer with hygrometer Comet W3810 Sigfox IoT
Immediately in stock
191,27 € excl. VAT
231,44 € incl. VAT
231,44 € incl. VAT
Temperature range (max) | 60 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
The Comet W3810 Wireless Thermometer and Hygrometer works using the Sigfox radio network to transmit temperature and humidity measurements…


Comet thermometer W0811 with radio transmission
usually in stock
168,96 € excl. VAT
204,44 € incl. VAT
204,44 € incl. VAT
Temperature range (max) | 260 °C |
---|---|
Temperature range (min) | -90 °C |
The Comet W0811 wireless thermometer measures temperature via an external Pt1000 probe. It then sends the measured data via radio signal …


Datalogger Comet U3430 with built-in temperature, humidity and CO2 sensors
In stock
374,18 € excl. VAT
452,76 € incl. VAT
452,76 € incl. VAT
Temperature range (max) | 60 °C |
---|---|
Temperature range (min) | -20 °C |
Humidity measurement range | 0 to100% |
CO2 measurement range | 0 to 5000 ppm |
The datalogger is designed to record temperature, humidity and CO2. When the set limits are exceeded, alarms are indicated by LED, LCD and…


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,…


Datalogger Comet U4440 for measuring temperature, humidity, CO2 and atmospheric pressure
In stock
445,11 € excl. VAT
538,58 € incl. VAT
538,58 € incl. VAT
Temperature range (max) | 60 °C |
---|---|
Temperature range (min) | -20 °C |
Humidity measurement range | 0 to100% |
CO2 measurement range | 0 to 5000 ppm |
The datalogger is designed to record temperature, humidity, atmospheric pressure and CO2. When the set limits are exceeded, alarms are…


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…

Comet T3110 temperature and humidity sensor with 4-20mA output
Immediately in stock
216,38 € excl. VAT
261,82 € incl. VAT
261,82 € incl. VAT
Temperature range (max) | 80 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
Comet T3110 is a room temperature and relative humidity sensor with 4-20mA current output. It can further convert the measured temperature…

Comet P0120 room temperature sensor with 4 to 20mA output
Immediately in stock
73,72 € excl. VAT
89,20 € incl. VAT
89,20 € incl. VAT
Temperature range (max) | 80 °C |
---|---|
Temperature range (min) | -30 °C |
The Comet P0120 sensor is designed for measuring air temperature. The device has a linear current output of 4-20mA designed for two-wire…


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…


Wireless needle thermometer AGRO2P - 2 meters
within 7 days
505,68 € excl. VAT
611,87 € incl. VAT
611,87 € incl. VAT
Temperature range (max) | 200 °C |
---|---|
Temperature range (min) | -50 °C |
The 2 metre long needle thermometer is made of stainless steel. It is particularly suitable for use in agriculture, to measure the…

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 U0122 dual channel Pt1000 temperature data logger
Immediately in stock
179,32 € excl. VAT
216,98 € incl. VAT
216,98 € incl. VAT
Temperature range (max) | 70 °C |
---|---|
Temperature range (min) | -30 °C |
The datalogger is designed to record temperatures from one external Pt1000 probe and an internal temperature sensor.The recording is…

Comet P4211 temperature transmitter with 0-10V output
In stock
76,51 € excl. VAT
92,58 € incl. VAT
92,58 € incl. VAT
Temperature range (max) | 600 °C, závisí na typu připojené sondy |
---|---|
Temperature range (min) | -200 °C, závisí na typu připojené sondy |
The Comet T4211 transmitter is designed for temperature measurement using an external temperature probe with a Pt1000 sensor. The maximum…


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…


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…


Wireless thermometer Comet W0810 Sigfox IoT
In stock
157 € excl. VAT
189,97 € incl. VAT
189,97 € incl. VAT
Temperature range (max) | 60 °C |
---|---|
Temperature range (min) | -30 °C |
The Comet W0810 thermometer offers wireless transmission of measured data via the Sigfox radio network directly to the Comet Cloud, where…


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 T3117 temperature and humidity sensor with 4-20mA output
usually in stock
241,08 € excl. VAT
291,71 € incl. VAT
291,71 € incl. VAT
Temperature range (max) | 125 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
The Comet T3117 sensor is designed to measure temperature and humidity, stem length 700mm. It can further convert the measured temperature…

Comet T4111 temperature transmitter with 4-20mA output
Immediately in stock
103,61 € excl. VAT
125,37 € incl. VAT
125,37 € incl. VAT
Temperature range (max) | 600 °C, závisí na typu připojené sondy |
---|---|
Temperature range (min) | -200 °C, závisí na typu připojené sondy |
The Comet T4111 transmitter is designed for temperature measurement using an external temperature probe with a Pt1000 sensor. The maximum…

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…

Comet C4141 thermometer, hygrometer and barometer with external probe on cable
Immediately in stock
from
280,93 € excl. VAT
from 339,93 € incl. VAT
from 339,93 € incl. VAT
Temperature range (max) | 105 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 5 to 100% |
The Comet C4141 is designed to measure temperature, relative humidity and atmospheric pressure (it also measures the pressure tendency over…


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…

Comet U4130 temperature, humidity and pressure data logger
In stock
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 T3113 temperature and humidity sensor with 4-20mA output
In stock
232,32 € excl. VAT
281,11 € incl. VAT
281,11 € incl. VAT
Temperature range (max) | 125 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
The Comet T3113 sensor is designed to measure temperature and humidity in air ducts, stem length 150mm. It can further convert the measured…


Comet T3111 temperature and humidity sensor with 4-20mA output
usually in stock
from
233,91 € excl. VAT
from 283,03 € incl. VAT
from 283,03 € incl. VAT
Temperature range (max) | 105 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
The Comet T3111 sensor is designed to measure temperature and humidity using an external probe. The instrument comes standard with a T+RV…


Comet thermometer W0832 with radio transmission
Immediately in stock
226,74 € excl. VAT
274,36 € incl. VAT
274,36 € incl. VAT
Temperature range (max) | 60 °C |
---|---|
Temperature range (min) | -30 °C |
Ext. temperature range sensors (max) | 260 °C |
Ext. temperature range sensors (min) | -90 °C |
The Comet W0832 wireless thermometer measures temperature using a built-in sensor and two external probes, which can be purchased as…


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 T0213D temperature and humidity sensor with 0-10V output
In stock
227,93 € excl. VAT
275,80 € incl. VAT
275,80 € incl. VAT
Temperature range (max) | 125 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
The Comet T0213D sensor is designed to measure temperature and relative humidity in the air duct using a built-in sensor, the length of the…