2. Installation
Rain Bird
®
ET Manager Series - Installation and Operation Manual
14
Note:
Traditional “rain sensors” do not measure the
amount of rain and must NOT be connected to the
ET Manager.
There is an optional rain gauge available from Rain Bird
approved for use with the ET Manager. The rain gauge
contacts can be either normally open or normally
closed.
• ETM-RG - Tipping Bucket Rain Gauge
(1mm/ tip) w/ 30’ Cable
Note:
Power to the ET Manager
MUST BE DISCON-
NECTED
when connecting a rain gauge. Follow these
steps when installing an optional rain gauge:
1. Identify a mounting location that will:
a. Catch natural rain.
b. Not be blocked by obstructions.
c. Not be vandalized.
d. Not collect sprinkler water.
2. Prepare mounting surface.
3. Remove mounting plate and secure to mount-
ing surface.
4. Reattach rain gauge to mounting plate, verify
the spoon orientation is over the drain holes
(see Figure 8).
5. Route and secure the wires to ET Manager.
6. Connect wires to the ET Manager Rain Tip In
wire terminal, and give the wires a gentle tug to
ensure connection.
Figure 8. Tipping Bucket Rain Gauge Installation