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7. How to Use Option Probes
7.1 Option probes
Temperature/Humidity probe Model 0842
Air velocity probe Model 0843
7.2 Installation of probes
The T/H probe and Air Velocity probe must be inserted into “T/H” (refer to 2.4) and “VEL”, respectively, and the
lock screw cap must be provided.
Make sure to turn OFF the instrument before inserting and removing the probe.
GEO-
α
with the T/H probe and Air velocity probe installed