ABB LGR GLA351 Series User Manual

USER MANUAL | ICOS | INSTRUCTIONS | UM/ICOS-EN REV. B.2
125
(


)

=




=
[






]
2
[






]
+
[






]
+
[






]
(


)

=




=
[






]
2
[






]
+
[






]
+
[






]
To convert the output oxygen isotope ratios from VPDB-CO2 to VSMOW use the follow
formulas:


=
󰇩
(


)

(


)

󰇧


1000
+1󰇨1
󰇪
1000


=
󰇩
(


)

(


)

󰇧


1000
+1󰇨1
󰇪
1000
To use a calibration or reference gas where the oxygen isotope ratios are known relative to
VSMOW, convert them to VPDB-CO2 using the following formulas:


=
󰇩
(


)

(


)

󰇧


1000
+1󰇨1
󰇪
1000


=
󰇩
(


)

(


)

󰇧


1000
+1󰇨1
󰇪
1000

ABB LGR GLA351 Series Specifications

General

Power supply	24 VDC
Application	industrial process monitoring
Gas Measured	CH4, CO2, H2O
Data interface	Ethernet, RS-232, USB
Sensor Type	Laser absorption spectroscopy
Housing Material	Aluminum