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Month: April 2016

Battery Tabs on the LI-250A Light Meter

Battery Tabs on the LI-250A Light Meter

Occasionally the LI-250A Battery tabs can become depressed against the sides of the battery compartment.  When this occurs, the battery may make intermittent contact with the tab, especially if it experiences a fall or hard landing.   The temporary loss of power due to intermittent contact with the battery tabs may then cause the processor to lock up and the instrument will cease working altogether.

To resolve battery tab problems, gently bend the battery tabs (below) until the nine-volt battery fits…

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Wiring an RM Young Sonic Anemometer to a LI-COR EC System

Wiring an RM Young Sonic Anemometer to a LI-COR EC System

The RM Young 81000 sonic anemometer is one of the many sonic anemometers that can be used with a LI-COR EC system. Since the RM Young provides a junction box, wiring it to the LI-7550 is straight forward. The Analog Input/output cable (Part Number 392-10109) provided with the LI-7550 spare parts kit can be used instead of the Auxiliary Sensor Interface Unit. You can wire the bare lead ends directly to the junction box of the RM Young 81000 and…

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