Rain Master Weather Center II, User Manual

Page: 45 / 65

Weather Center II User Manual Rain Master Irrigation Systems
Page 38
6.1.5 Reading Wind Speed Values at the Controller
Refer to paragraph 5.1.6 Reading Rain Fall Sensor Values at the
Evolution DX2 Controller.
6.2 At the RME Eagle Controller
6.2.1 Features and Benefits
When used with a RME Eagle Controller the Wind Speed Sensor
values are provided directly to the Rain Master Weather Computer
for use in Evapotranspiration (ET) calculations only.
6.2.2 Wind Speed Sensor Installation Checks
Check to see that the cup assembly of the Wind Speed sensor rotates
freely and does not drag to a stop.
6.2.3 Wind Speed Sensor Information
Accuracy: +/- 1.5% or 0.25 mph
Maintenance: The Wind Speed sensor bearings should be replaced
every 12 to 24 months. The Wind Speed sensor should
be rebuilt every 24 to 36 months.
6.2.4 Wind Speed Sensor Interface
The two wires from the Wind Speed sensor are connected to Terminal
Pin 2 and Terminal Pin 5 on the Weather Computer.
6.2.5 Reading Wind Values at the Controller
The wind sensor speed can not be directly read or displayed on the RME
Eagle controller.
7.0 Maintenance
7.1 Weather Center Maintenance
7.1.1 Wind Speed Sensor
The bearings of the anemometer should be inspected once a year or once
per irrigation season, by turning the wind cups. No friction or wobble
should be present. If the bearings require replacement, return the