CHAPTER 2_______________________________________________________ PRODUCT DESCRIPTION
VAISALA __________________________________________________________________________ 3
CHAPTER 2
PRODUCT DESCRIPTION
Vaisala’s GMT220 transmitters are versatile instruments for
measuring CO
2
in industrial applications. The CARBOCAP
®
sensor is
silicon based and its operation is based on the NDIR Single-Beam
Dual-Wavelength principle.
Parts
Different parts of the GMT220 transmitter are shown in Figure 1 and
Figure 2.
Figure 1 Different parts of GMT220. Probe integrated into
the transmitter housing e.g. wall model transmitter.
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