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(1910 total: showing 1601-1620)
Should the AP200 set the IRGA zero/span or just measure the zero/span?
Do both zero and CO
2
span have to be done, or can just a zero be done?
How often should zero/span be performed on an AP200?
What is required for zero and span, and what does it cost?
How important is it to zero and span the IRGA?
If the IRGA needs recalibration, should it be sent to Campbell Scientific?
How often does the IRGA sample cell need to be cleaned?
What maintenance does the IRGA require?
If greater precision than what the LI-840A can provide is desired, can another analyzer, such as the LI-7000, be used instead?
If water vapor measurements are not needed, can the LI-820 be used instead of an LI-840A?
Can an LI-840 be used instead of an LI-840A?
Can an already purchased LI-840A be used in an AP200? If so, what is necessary to install it and set it up?
When the pump for the AP200 or CPEC200 wears out, can it be repaired, or does it need to be replaced?
How long will the sample pump for the AP200 or CPEC200 last?
Why should AP200 intakes be numbered from bottom to top?
How often should the intake filters be changed on an AP200?
Is there a model of the AP200 with 10 intake assemblies?
Is it possible to order an AP200 with just two intake assemblies?
How should the intake assemblies be spaced on a tower?
How many intake assemblies are needed on an AP200?
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