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Home » Products » CO2 Meter » CO2 Meter

CO2 Meter

CO2 Meter
CO2 Meter
Product Code : GC-2028
Product Description

Features :

  • NDIR method principal for CO2 ( Carbon dioxide ) measurement, available for long term operation.
  • High repeatability and high accuracy.
  • Separate probe, easy operation and convenient for remote measurement.
  • CO2 function with alarm setting.
  • Large S-TN LCD, high contrast, easy readout.
  • Data hold function for freezing the desired value on display.
  • Records Maximum and Minimum readings with Recall.
  • RS232/USB computer interface.
  • Microprocessor circuit assures maximum possible
  • accuracy, provides special functions and features.
  • Heavy duty & compact housing with hard carrying case, designed for easy carry out & operation.
  • Auto shut off is available to save battery life.
  • Power supply from batteries or DC 9V adapter in.

Specification :


Custom one-chip of microprocessor LSI circuit.


LCD size : 52 mm x 38 mm dual function LCD display.


CO2 ( Carbon dioxide ), Temp.



Response Time

< 2 min. Typically. @ Reach the 63% reading value @ Depend the environment air circulation.

CO2 altitude compensation setting

0 to 9,000 meters.

Temperature Compensation

Automatic temp. compensation.

Advanced setting

CO2 altitude value setting

CO2 alarrm value setting

oC/oF setting

Auto power off enable/disable setting

Alarm setting

For CO2 measurement only.

Data Hold

Freeze the display reading.

Memory Recall

Maximum & Minimum value.

Display Sampling Time

Approx. 1 second.

Power off

Auto shut off saves battery life or manual off by push button

Data Output

RS 232/USB PC serial interface.
Connect the optional RS232 cable

UPCB-02 will get the RS232 plug.
Connect the optional USB cable

USB-01 will get the USB plug.

Operating Temperature

0 to 50 oC.

Operating Humidity

Main instrument : Less than 85% R.H.
C02 probe : Less than 85% R.H.

Power Supply

DC 1.5 V battery ( UM3, AA ) x 6 PCs, or equivalent.

Power Current

Approx. DC 9.6 mA for 90% period.
Approx. DC 128 mA for 10% period.


Main instrument : 372 g/0.82 LB. @ Battery is included.
CO2 probe : 158 g/0.35 LB.


Main instrument :
173 x 68 x 42 mm
(7.9 x 2.7x 1.2 inch)
CO2 Probe :

185 x 38 x 26 mm

Accessories Included

Instruction manual........................1 PC
CO2 probe....................................1 PC
Hard Carrying case....................... 1 PC

Optional Accessories

RS232 cable, UPCB-02
USB cable, USB-01
Data Acquisition software, SW-U801-WIN

CO2 ( Carbon dioxide )

CO2 ( Carbon dioxide ) 23 + 5 oC.


0 to 4,000 ppm


1 ppm


+ 40 ppm
<1,000 ppm.
5% of reading
1,000 ppm ≦ 3,000 ppm.
250 ppm typically
3,000 ppm, reference only


+ 20 ppm
3,000 ppm.



0 oC to 50 oC,32 oF to 122 oF.


0.1 degree


oC - 0.8 oC, oF - 1.5 oF.


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