Setting The Calibration - Endress+Hauser SpectraSensors J22 TDLAS Operating Instructions Manual

J22 TDLAS Gas Analyzer
Parameter
Conc. offset Used if Concentra-
tion Adjust is
enabled.
Base crv source Used if Base Curve
subtraction is
enabled.
Base RT update Used if Base Curve
subtraction is
enabled.
Parameter
Midpoint default
Ramp default
Mod amp default
SpectraSensors, Inc.
Prerequisite
Offset adjustment fac-
tor.
Selects which refer-
ence to subtract.
Option to update the
stored RT base curve

Setting the calibration

Up to four calibrations are available. Only the active calibration will be
displayed at any one time.
Navigation
"Setup" menu → Advanced setup → Sensor adjustment → Calibration
Calibration 1 to n
Parameter overview with brief description
Description
The factory set midpoint of the cur-
rent ramp for the laser in 2f spec-
troscopy.
The factory set span of the current
ramp for the laser in 2f spectros-
copy.
The factory set amplitude of the
current modulation for the laser in
2f spectroscopy.
Description
Signed floating
point number
•
•
•
•
Midpoint default
Ramp default
Mod amp default
User Entry
Positive Floating point num-
ber
Positive Floating point num-
ber
Positive Floating point num-
ber
Selection Factory Setting
0
Ref0Curve Ref0Curve
Ref0RTCurve
Cancel Cancel
Start
Factory Setting
Per calibration
Per calibration
Per calibration
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