常见问题解答关于我们的产品和解决方案的常见问题

所有常见问题(1743 total: showing 981-1000)

How can more data for water analysis be acquired?
What communications options can be used with a water sampler?
What type of analysis can be done at the water sampler site?
How are automatic water samplers affected by altitude?
Is the ST-21 designed for use in single- or multi-channel communications via wire (line), coaxial cable, or optical fiber cable?
How much data can be transmitted per day using the ST-21?
Can an ST-21 be used for both transmitting and receiving data?
How are data downloaded using satellite communication?
What type of field check can be done on a temperature sensor or a temperature and relative humidity sensor to determine if it is within the range of specified accuracy or if it requires calibration?
How are temperature sensors such as the 107, 108, 109, 110PV, and BLACKGLOBE calibrated?
Can the fan of the ASPTC-L be turned off when the temperature falls below -10°C?
Why does the ASPTC-L have a minimum operating temperature of only -10°C, when most of the Campbell Scientific products are rated down to -30°C or colder?
Can the ASPTC-L and a sonic anemometer be used to measure high-frequency temperature fluctuations needed to find sensible heat flux using the eddy-covariance technique?
Should the ASPTC-L fan(s) be turned off at night to save power?
If the thermocouple in the ASPTC-L breaks, can it be replaced in the field?
What might cause a connection issue between a data logger and an NL240 in LoggerNet?
How can two data loggers be connected to a single NL240 device?
Is the NL240 compatible with a WPA-Enterprise network?
Does the NL240 come with a whip antenna?
What are the powering options for the NL201 and NL240?

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