User manual

Weather Center II User Manual Rain Master Irrigation Systems
Page 36
condition and evaluate which irrigation programs are associated to the
Rainfall sensor, programs so designated will be inhibited from activating
the associated valves.
After the rainfall has ended the rainfall sensor will start to dry out, the
material will start to contract and eventually the switch will again open.
The RME controller will then indicate a DRY condition and the RME
Eagle controller will again start to irrigate.
5.2.3 Rain Switch Installation
The housing of the Rain Switch sensor should be level. After installation
is complete, check to make sure that the Weather Center is level and
plumb.
5.2.4 Rain Switch Sensor Information
Accuracy: 0.125 inches of rainfall
Maintenance: Occasional cleaning of the housing is necessary.
5.2.5 Rain Switch Sensor Interface
The two wires from the Rain Switch sensor are connected to Pin 1
( Input ) and Pin 2 ( 24 VAC ) of the Sensor Terminal connector, marked
J12. This is depicted in Figure 15 - RME Eagle Wiring Diagram.
Note: Rain Switch sensor management can be performed
through the use of the RME Eagle Setup parameters.
RAIN
SENSOR
ET
DEVICE
FLOW
J12
J4 J5
123456
INPUT (SILVER)
24VAC (COPPER)
ET – (WHITE WITH
BLUE STRIPES)
ET + (BLUE)
+ (WHT)
– (BLK)