GMP343

GMP343 Carbon Dioxide Probe for Demanding Measurements

The Vaisala CARBOCAP® Carbon Dioxide Probe GMP343 is anaccurate and rugged probe-type instrument for ecologicalmeasurements.

Example applications include:

• CO2 soil respiration
• Ambient CO2 monitoring
• Plant growth chambers
• OEM applications

 

Performance

 

Measurement range options


Accuracy after factory calibration with 0.5% gases
     at CO2 calibration points
     below 300 ppmCO2
Sensor

0 ... 1000 ppm, 0 ...2 000 ppm
0 ... 3000 ppm, 0 ... 4000 ppm
0 ... 5000 ppm (reduced accuracy >4000 ppm)

± 2.5% of reading
± 1.5% of reading (at 0, 370, 1000, and 4000 ppm CO2)
± 5 ppmCO2
Vaisala CARBOCAP®

Operating environment

 

Temperature
     continuous operations
     storage
Pressure
     operating range
     pressure compensation
     range


-40 ... +60 °C
-40 ... +70 °C

0 ... 5 bar

700 ... 1300 hPa

Inputs and outputs

 

Operating voltage
Power consumption
     without heating
     with heating
Analog outputs
     current output range
     voltage output range
Digital outputs

10 ... 36 VDC

< 1 W
max. 3.5 W

4 ... 20 mA
0 ... 2.5 V, 0 ... 5 V
RS-485, RS-232

Mechanics

 

Dimensions
     length
     diameter
Weight (probe only)
Material
     body
     filter cover
Housing classification


180 mm (7.1 inches)
55 mm (2.2 inches)
360 g

anodized aluminum
plastic
IP66/IP67

Options and accessories

 

Wall mount bracket
Mounting flange
Filter kit (Filter cover and dust filter)
Calibration adapter
Junction box
Probe cable, 2 m
Probe cable, 6 m
Probe cable, 10 m
PC connection cable, 2 m
MI70 measurement indicator
MI70 connection cable, 2 m

GMP343BRACKET
GMP343FLANGE

GMP343 FILTER
GMP343ADAPTER
JUNCTIONBOX-8
GMP343Z200SP
GMP343Z600SP
GMP343Z1000SP
213379

DRW216050SP

 


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