Xylem WE900 Weather Station - Manual (Page 5)

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cross bar is level. NOTE: For best results the cross bar should be at
least 8’ above the ground or roof.
g. The Wind Speed and Wind Direction sensors should be mounted on
the opposite ends of the cross bar. Loosen the set screw holding the
Wind Direction sensor in the elbow. Line up the notches on the Wind
Direction Sensor, turn the sensor until the notches face north, and
secure the sensor.
h. The Temperature Sensor and Humidity Sensor are pressure fitted
inside the Solar Shield. The Solar Shield has a 1” elbow that mounts
on the stub attached to the top portion of the mast. Place the elbow
on the stub and secure with the set screw.
i. If the mast is in an area of extreme wind it may be necessary to secure
the Weather Station with guy wires (not included).
V. Weather Station Calibration Information
WE800
a. The Weather Station comes factory calibrated and the sensors are
pre-attached to the Datalogger and if removed should be reattached to
the same channel. Refer to the Weather Sensor manual to determine
how often each sensor should have its calibration checked. Refer to
the Datalogger manual for instructions on recalibration.
WE900
a. Each Weather Sensor will have to be calibrated to your PLC, RTU, or
SCADA system. Calibration numbers have been attached to each
sensor. Refer to the Weather Sensor manual to determine how often
each sensor should have its calibration checked.