Skip to content
FREE domestic UPS Ground shipping takes 5 Business Days. Use MERRYXMAS8 Code and Enjoy 8% OFF on Orders $49+
FREE domestic UPS Ground shipping takes 5 Business Days. Use MERRYXMAS8 Code and Enjoy 8% OFF on Orders $49+

Comet Temperature, humidity, CO2 transmitter with two relay and RS232 outputs

Original price $756.00 - Original price $756.00
Original price
$756.00
$756.00 - $756.00
Current price $756.00

FREE Domestic Shipping Orders $49+

Easy 30-Day Returns

Best Price Guarantee

Expert Customer Service

Comet Temperature, humidity, CO2 transmitter with two relay and RS232 outputs

Temperature, humidity, CO2 level sensor with two output relays.

Green LED shines - CO2 concentration 0 to 1000 ppm

Yellow LED shines - CO2 concentration 1001 to 1200 ppm

Red LED shines - CO2 concentration 1201 ppm and more

TECHNICAL DATA

MEASURED VALUE

  • Temperature
  • Relative humidity
  • Counted values (dew point…)
  • CO2

TEMPERATURE SENSOR

  • Measuring range -30 to +80 °C
  • Accuracy ±0.4 °C
  • Resolution 0.1 °C

HUMIDITY SENSOR

  • Measuring range 0 to 100 % RH
  • Accuracy ±2.5 % RH from 5 to 95 % at 23 °C
  • Resolution 0.1% RH

      CO2 SENSOR

      • Measuring range 0 to 2000 ppm
      • Accuracy ±(50ppm +2% from reading) at 25°C and 1013hPa
      • Resolution 1 ppm

      RELAY OUTPUTS

      • Quantity 2
      • Maximal voltage 50 V
      • Maximal current 2 A
      • Maximal power 60 VA

            GENERAL TECHNICAL DATA

            • Operating temperature -30 to +60 °C
            • Channels 1x external CO2 sensor
            • Acoustic alarm from built-in beeper - switchable
            • Output RS232
            • Range of humidity sensor temperature compensation all temperature range
            • Available temperature units degrees Celsius, degrees Fahrenheit
            • Communication protocol ModBus RTU and Advantech ADAM compatible protocol
            • Power 9-30 Vdc
            • Protection class IP65 electronics; IP40 sensors
            • Dimensions 136 x 213 x 45 mm; stem length 75mm
            • Weight approx. 360 g
            • Warranty 3 years

            FEATURES

            * the features may vary depending on the device type

            • accurate measurement of Temperature, Relative humidity, Dew point, Atmospheric pressure, CO2, Two-state events
            • industrial or interior design with protection up to IP65
            • integrated sensors, external probe, duct mount design
            • relays output 250Vac / 8A or 50 V on selected mode

            Software

            Comet Database One Click Installer (20.1-II)

            Database Viewer 3.17.0.0 dbapi 20.1

            TSensor (3-4-1-0)

            Sensor Reader (2-0-6-0)

            Sensor RS485/232 utility (1-0-0-15)

            Conversions - application for recalculation of values

            Others

            Terms and Conditions COMET System s.r.o.

            Manuals

            Instruction Manual

            Quick Start Manual

            Declaration of Conformity

            Catelogs

            CATALOG - CO2

            CATALOG - Digital sensors and regulators with serial RS485/RS232 output

            Trust Badge

            Comet Temperature, humidity, CO2 transmitter with two relay and RS232 outputs

            Temperature, humidity, CO2 level sensor with two output relays.

            Green LED shines - CO2 concentration 0 to 1000 ppm

            Yellow LED shines - CO2 concentration 1001 to 1200 ppm

            Red LED shines - CO2 concentration 1201 ppm and more

            TECHNICAL DATA

            MEASURED VALUE

            • Temperature
            • Relative humidity
            • Counted values (dew point…)
            • CO2

            TEMPERATURE SENSOR

            • Measuring range -30 to +80 °C
            • Accuracy ±0.4 °C
            • Resolution 0.1 °C

            HUMIDITY SENSOR

            • Measuring range 0 to 100 % RH
            • Accuracy ±2.5 % RH from 5 to 95 % at 23 °C
            • Resolution 0.1% RH

                CO2 SENSOR

                • Measuring range 0 to 2000 ppm
                • Accuracy ±(50ppm +2% from reading) at 25°C and 1013hPa
                • Resolution 1 ppm

                RELAY OUTPUTS

                • Quantity 2
                • Maximal voltage 50 V
                • Maximal current 2 A
                • Maximal power 60 VA

                      GENERAL TECHNICAL DATA

                      • Operating temperature -30 to +60 °C
                      • Channels 1x external CO2 sensor
                      • Acoustic alarm from built-in beeper - switchable
                      • Output RS232
                      • Range of humidity sensor temperature compensation all temperature range
                      • Available temperature units degrees Celsius, degrees Fahrenheit
                      • Communication protocol ModBus RTU and Advantech ADAM compatible protocol
                      • Power 9-30 Vdc
                      • Protection class IP65 electronics; IP40 sensors
                      • Dimensions 136 x 213 x 45 mm; stem length 75mm
                      • Weight approx. 360 g
                      • Warranty 3 years

                      FEATURES

                      * the features may vary depending on the device type

                      • accurate measurement of Temperature, Relative humidity, Dew point, Atmospheric pressure, CO2, Two-state events
                      • industrial or interior design with protection up to IP65
                      • integrated sensors, external probe, duct mount design
                      • relays output 250Vac / 8A or 50 V on selected mode

                      Software

                      Comet Database One Click Installer (20.1-II)

                      Database Viewer 3.17.0.0 dbapi 20.1

                      TSensor (3-4-1-0)

                      Sensor Reader (2-0-6-0)

                      Sensor RS485/232 utility (1-0-0-15)

                      Conversions - application for recalculation of values

                      Others

                      Terms and Conditions COMET System s.r.o.

                      Manuals

                      Instruction Manual

                      Quick Start Manual

                      Declaration of Conformity

                      Catelogs

                      CATALOG - CO2

                      CATALOG - Digital sensors and regulators with serial RS485/RS232 output

                      Shipping is fast and FREE within our country's lower 48 States for most orders $49+. For more details about shipping see the full shipping page here.

                      We offer 30-Day Easy Returns. If you decide you don't need a product, we'll take it back so long as it is in original and re-saleable condition. See the full details here.

                      Found a better price online? We'll match it or beat it if we can. 

                      All you need to do is let us know via phone or email (fulfillment@weatherscientific.com) and we'll let you know what we can do.

                      You will need to provide evidence of the better price online and it must include any shipping or taxes charged by that site. i.e. It needs to be the total price.

                      This only applies to new products, it does not apply to used condition products.

                      Comet Temperature, humidity, CO2 transmitter with two relay and RS232 outputs

                      Temperature, humidity, CO2 level sensor with two output relays.

                      Green LED shines - CO2 concentration 0 to 1000 ppm

                      Yellow LED shines - CO2 concentration 1001 to 1200 ppm

                      Red LED shines - CO2 concentration 1201 ppm and more

                      TECHNICAL DATA

                      MEASURED VALUE

                      • Temperature
                      • Relative humidity
                      • Counted values (dew point…)
                      • CO2

                      TEMPERATURE SENSOR

                      • Measuring range -30 to +80 °C
                      • Accuracy ±0.4 °C
                      • Resolution 0.1 °C

                      HUMIDITY SENSOR

                      • Measuring range 0 to 100 % RH
                      • Accuracy ±2.5 % RH from 5 to 95 % at 23 °C
                      • Resolution 0.1% RH

                          CO2 SENSOR

                          • Measuring range 0 to 2000 ppm
                          • Accuracy ±(50ppm +2% from reading) at 25°C and 1013hPa
                          • Resolution 1 ppm

                          RELAY OUTPUTS

                          • Quantity 2
                          • Maximal voltage 50 V
                          • Maximal current 2 A
                          • Maximal power 60 VA

                                GENERAL TECHNICAL DATA

                                • Operating temperature -30 to +60 °C
                                • Channels 1x external CO2 sensor
                                • Acoustic alarm from built-in beeper - switchable
                                • Output RS232
                                • Range of humidity sensor temperature compensation all temperature range
                                • Available temperature units degrees Celsius, degrees Fahrenheit
                                • Communication protocol ModBus RTU and Advantech ADAM compatible protocol
                                • Power 9-30 Vdc
                                • Protection class IP65 electronics; IP40 sensors
                                • Dimensions 136 x 213 x 45 mm; stem length 75mm
                                • Weight approx. 360 g
                                • Warranty 3 years

                                FEATURES

                                * the features may vary depending on the device type

                                • accurate measurement of Temperature, Relative humidity, Dew point, Atmospheric pressure, CO2, Two-state events
                                • industrial or interior design with protection up to IP65
                                • integrated sensors, external probe, duct mount design
                                • relays output 250Vac / 8A or 50 V on selected mode

                                Software

                                Comet Database One Click Installer (20.1-II)

                                Database Viewer 3.17.0.0 dbapi 20.1

                                TSensor (3-4-1-0)

                                Sensor Reader (2-0-6-0)

                                Sensor RS485/232 utility (1-0-0-15)

                                Conversions - application for recalculation of values

                                Others

                                Terms and Conditions COMET System s.r.o.

                                Manuals

                                Instruction Manual

                                Quick Start Manual

                                Declaration of Conformity

                                Catelogs

                                CATALOG - CO2

                                CATALOG - Digital sensors and regulators with serial RS485/RS232 output

                                Shipping is fast and FREE within our country's lower 48 States for most orders $49+. For more details about shipping see the full shipping page here.

                                We offer 30-Day Easy Returns. If you decide you don't need a product, we'll take it back so long as it is in original and re-saleable condition. See the full details here.

                                Found a better price online? We'll match it or beat it if we can. 

                                All you need to do is let us know via phone or email (fulfillment@weatherscientific.com) and we'll let you know what we can do.

                                You will need to provide evidence of the better price online and it must include any shipping or taxes charged by that site. i.e. It needs to be the total price.

                                This only applies to new products, it does not apply to used condition products.