COMET system - Advanced features - 4-20 mA

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.


Low cost temperature and humidity sensor Comet P3110E, 4-20mA output
Immediately in stock
134,93 € excl. VAT
163,27 € incl. VAT
163,27 € 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…

Comet P4121 Pt1000 temperature transmitter -30°C to +80°C, 4 to 20 mA output
Immediately in stock
54,29 € excl. VAT
65,69 € incl. VAT
65,69 € 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…


Datalogger Comet U6841 with 3 current inputs 0-20mA and 1 binary input
In stock
241,52 € excl. VAT
292,24 € incl. VAT
292,24 € 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…

Comet P0120 room temperature sensor with 4 to 20mA output
Immediately in stock
73,85 € excl. VAT
89,36 € incl. VAT
89,36 € 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…

Comet T3110 temperature and humidity sensor with 4-20mA output
Immediately in stock
216,77 € excl. VAT
262,29 € incl. VAT
262,29 € 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 T3117 temperature and humidity sensor with 4-20mA output
usually in stock
241,52 € excl. VAT
292,24 € incl. VAT
292,24 € 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
103,79 € excl. VAT
125,59 € incl. VAT
125,59 € 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 T3113 temperature and humidity sensor with 4-20mA output
In stock
232,73 € excl. VAT
281,60 € incl. VAT
281,60 € 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
234,33 € excl. VAT
from 283,54 € incl. VAT
from 283,54 € 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…


Temperature, humidity, CO2 multilogger with barometer Comet M1323
Upon request
928,94 € excl. VAT
1 124,02 € incl. VAT
1 124,02 € 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 T2114 atmospheric pressure sensor with 4-20mA output
In stock
216,77 € excl. VAT
262,29 € incl. VAT
262,29 € incl. VAT
The Comet T2114 sensor is designed to measure atmospheric pressure using a built-in sensor. The measured values are displayed on the LCD…

Comet P4131 Pt1000 temperature transmitter 0°C to +150°C, 4 to 20 mA output
Immediately in stock
54,29 € excl. VAT
65,69 € incl. VAT
65,69 € incl. VAT
Temperature range (max) | 150 °C |
---|---|
Temperature range (min) | 0 °C |
The Comet P4131 fixed range transmitter (0 to +150°C) is designed for temperature measurement using an external Pt1000 probe. Outdoor and…


Comet T5141 CO2 sensor with external probe and 4-20mA output
Upon request
718,56 € excl. VAT
869,46 € incl. VAT
869,46 € incl. VAT
CO2 measurement range | 10000 ppm |
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The Comet T5141 sensor is designed to measure CO2 concentration using an external probe on a cable. The CO2 measurement is based on the…


Datalogger Comet U6841 IoT with 3 current inputs 0-20mA and 1 binary input
In stock
from
514,97 € excl. VAT
from 623,11 € incl. VAT
from 623,11 € 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…

Comet P6191 Pt100 temperature transmitter -50°C to +50°C, 4 to 20 mA output
Upon request
62,28 € excl. VAT
75,36 € incl. VAT
75,36 € incl. VAT
Temperature range (max) | 50 °C |
---|---|
Temperature range (min) | -50 °C |
The Comet P6191 fixed range transmitter (-50 to +50°C) is designed for temperature measurement using an external Pt100 probe. Outdoor and…

Comet P6181 Pt1000 temperature transmitter -100°C to +200°C, 4 to 20 mA output
Upon request
62,28 € excl. VAT
75,36 € incl. VAT
75,36 € incl. VAT
Temperature range (max) | 200 °C |
---|---|
Temperature range (min) | -100 °C |
The Comet P6181 fixed range transmitter (-100 to +200°C) is designed for temperature measurement using an external Pt1000 probe. Outdoor…

Interior temperature sensor Comet T0118 with 4-20mA output
In stock
117,37 € excl. VAT
142,02 € incl. VAT
142,02 € incl. VAT
Temperature range (max) | 50 °C |
---|---|
Temperature range (min) | -10 °C |
The Comet T0118 indoor temperature sensor is designed for measuring indoor temperature and for building energy management. The design of…

Indoor temperature and humidity sensor Comet T3118, 4-20mA output
In stock
173,25 € excl. VAT
209,63 € incl. VAT
209,63 € incl. VAT
Temperature range (max) | 50 °C |
---|---|
Temperature range (min) | -10 °C |
Humidity measurement range | 5 to 95 % |
The Comet T3118 indoor sensor is designed for measuring indoor temperature and relative humidity and for energy management in buildings. It…

Interior atmospheric pressure sensor Comet T2118 with 4-20mA output
In stock
195,61 € excl. VAT
236,69 € incl. VAT
236,69 € incl. VAT
The Comet T2118 indoor atmospheric pressure sensor is designed to measure the pressure inside buildings. The display and output of pressure…


Measuring and recording control panel with alarms Comet MS6D
In stock
1 173,65 € excl. VAT
1 420,12 € incl. VAT
1 420,12 € incl. VAT
Temperature range (max) | 1800 °C, depends on the type of sensor |
---|---|
Temperature range (min) | -200 °C, depends on the type of sensor |
Humidity measurement range | 0 to100%, depends on the type of sensor |
CO2 measurement range | depends on the type of sensor |
The Comet MS6D monitoring panel offers measurement of temperature, humidity, pressure, CO2, voltage, current, pulse and other variables. It…


Multilogger Comet M1300
Upon request
738,12 € excl. VAT
893,13 € incl. VAT
893,13 € 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
864,27 € excl. VAT
1 045,77 € incl. VAT
1 045,77 € 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
798,80 € excl. VAT
966,55 € incl. VAT
966,55 € 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 T3113D temperature and humidity sensor with 4-20mA output
In stock
232,73 € excl. VAT
281,60 € incl. VAT
281,60 € incl. VAT
Temperature range (max) | 125 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
The Comet T3113D sensor is designed to measure temperature and humidity in air ducts, stem length 150mm. It can also convert the measured…


Temperature sensor Comet P0122 -30 to +80°C, 4 to 20mA output
In stock
85,83 € excl. VAT
103,85 € incl. VAT
103,85 € incl. VAT
Temperature range (max) | 80 °C |
---|---|
Temperature range (min) | -30 °C |
Comet P0122 temperature sensor for air duct, metal sump (sump not included), 120mm stem. The sensor has a fixed range of -30 to +80°C. The…


Temperature sensor Comet P0102 -30 to +60°C, 4 to 20mA output
Upon request
88,22 € excl. VAT
106,75 € incl. VAT
106,75 € incl. VAT
Temperature range (max) | 60 °C |
---|---|
Temperature range (min) | -30 °C |
Comet P0102 temperature sensor for air duct, metal sump (sump not included), 120mm stem. The sensor has a fixed range of -30 to +60°C. The…


Temperature sensor Comet P0132 0 to +150°C, output 4 to 20mA
In stock
85,83 € excl. VAT
103,85 € incl. VAT
103,85 € incl. VAT
Temperature range (max) | 150 °C |
---|---|
Temperature range (min) | 0 °C |
Comet P0132 temperature sensor for air duct, metal sump (sump not included), 120mm stem. The sensor has a fixed range of 0 to +150°C. The…

Comet T1110 humidity sensor with 4-20mA output
In stock
191,62 € excl. VAT
231,86 € incl. VAT
231,86 € incl. VAT
Humidity measurement range | 0 to100% |
---|
The Comet T1110 sensor is designed for indoor and outdoor relative humidity measurement in the range of 0 to 100% RH using a built-in…

Comet T5140 CO2 sensor with 4-20mA output
In stock
289,02 € excl. VAT
349,71 € incl. VAT
349,71 € 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…


CO2 sensor Comet T5145 for air duct with 4-20mA output
In stock
307,39 € excl. VAT
371,94 € incl. VAT
371,94 € incl. VAT
CO2 measurement range | 2000 ppm |
---|
The Comet T5145 sensor is designed to measure CO2 concentration in the air duct, stem length 130mm. The CO2 measurement is based on the…

Indoor CO2 and temperature sensor Comet T8148 with 4-20mA outputs
In stock
311,38 € excl. VAT
376,77 € incl. VAT
376,77 € incl. VAT
Temperature range (max) | 50 °C |
---|---|
Temperature range (min) | -10 °C |
CO2 measurement range | 2000 ppm |
The Comet T8148 indoor sensor is designed to measure CO2 concentration and temperature indoors and for energy management in buildings. The…

Comet P4151 Pt1000 temperature transmitter 0°C to +35°C, 4 to 20 mA output
In stock
54,29 € excl. VAT
65,69 € incl. VAT
65,69 € incl. VAT
Temperature range (max) | 35 °C |
---|---|
Temperature range (min) | 0 °C |
The Comet P4151 fixed range transmitter (0 to +35°C) is designed for temperature measurement using an external Pt1000 probe. Outdoor and…

Comet P4161 Pt1000 temperature transmitter 0°C to +250°C, 4 to 20 mA output
In stock
54,29 € excl. VAT
65,69 € incl. VAT
65,69 € incl. VAT
Temperature range (max) | 250 °C |
---|---|
Temperature range (min) | 0 °C |
The Comet P4161 fixed range transmitter (0 to +250°C) is designed for temperature measurement using an external Pt1000 probe. Outdoor and…

Comet P4191 Pt1000 temperature transmitter -50°C to +50°C, 4 to 20 mA output
Immediately in stock
54,29 € excl. VAT
65,69 € incl. VAT
65,69 € incl. VAT
Temperature range (max) | 50 °C |
---|---|
Temperature range (min) | -50 °C |
The Comet P4191 fixed range transmitter (-50 to +50°C) is designed for temperature measurement using an external Pt1000 probe. Outdoor and…

Comet P4141 Pt1000 temperature transmitter -100°C to +30°C, 4 to 20 mA output
Immediately in stock
54,29 € excl. VAT
65,69 € incl. VAT
65,69 € incl. VAT
Temperature range (max) | 30 °C |
---|---|
Temperature range (min) | -100 °C |
The Comet P4141 fixed range transmitter (-100 to +30°C) is designed for temperature measurement using an external Pt1000 probe. Outdoor and…

Comet T0110 temperature sensor with 4-20mA output
In stock
121,36 € excl. VAT
146,85 € incl. VAT
146,85 € incl. VAT
Temperature range (max) | 80 °C |
---|---|
Temperature range (min) | -30 °C |
The Comet T0110 sensor is designed for outdoor and indoor temperature measurement in the range of -30 to +80°C using a built-in sensor. The…


Temperature and humidity sensor Comet T3111P with probe up to 25bar pressure and 4-20mA output
In stock
from
347,31 € excl. VAT
from 420,25 € incl. VAT
from 420,25 € incl. VAT
Temperature range (max) | 105 °C |
---|---|
Temperature range (min) | -30 °C |
Humidity measurement range | 0 to100% |
The Comet T3111P sensor is designed to measure temperature and humidity of pressurized air up to 25 bar using an external probe made of…


Web Sensor Comet P2520 converter from 0-20mA current loops
Immediately in stock
174,05 € excl. VAT
210,60 € incl. VAT
210,60 € 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 P4171 Pt1000 temperature transmitter 0°C to +400°C, 4 to 20 mA output
Upon request
54,29 € excl. VAT
65,69 € incl. VAT
65,69 € incl. VAT
Temperature range (max) | 400 °C |
---|---|
Temperature range (min) | 0 °C |
The Comet P4161 fixed range transmitter (0 to +400°C) is designed for temperature measurement using an external Pt1000 probe. Outdoor and…