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PP Systems CIRAS-2 User Manual

PP Systems CIRAS-2
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Diagnostics
CIRAS-2 Operator's Manual Version 2.04
- 135 -
Apply valves to Measure
Click on this to put CIRAS-2 into Measure Mode. With „Set to Measure‟ selected and after clicking on this
option, the values for CO
2
and H
2
O (Reference & Analysis) should drop to a lower value. Stability will
depend on the air that is being sampled. If generated by the internal air supply, then it should be stable.
Apply valves to Diff/Bal
Click on this to put CIRAS-2 into Diff/Bal Mode. This passes the Reference air through the analysis cell
and as above, stability depends on the source.
Flows
Reference
Refers to the flow rate of the reference pump. Should read approximately 98-105 and stable.
Analysis
Refers to the flow rate of the analysis pump. Should read approximately 98-105 and stable.
Both the Reference and Analysis flows should be the same.
Log An/Ref
Allows real-time logging of Reference and Analysis A/D values at 1 or 2 minute time intervals.
Temperature & PLC State
Please note: CIRAS-2 starts Diagnostics with the Cuvette set to Manual Cuvette (and in ZERO mode)
regardless which cuvette you are using. Unless you are using a Manual Cuvette, you will need to change
this accordingly.
Temperature (
o
C)
Ambient
Temperature of ambient air measured at the rear of the leaf cuvette handle.
Blender
Temperature of the CIRAS-2 internal gas blender.

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PP Systems CIRAS-2 Specifications

General IconGeneral
BrandPP Systems
ModelCIRAS-2
CategoryMeasuring Instruments
LanguageEnglish

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