Toro Precision Soil Sensor Quick Start Manual page 4

Step 2 - Install and Connect the Receiver
1. Attach the receiver next to the irrigation controller using the two
stainless steel screws provided (Fig. 2). Where appropriate, foam tape
(provided) can be used to attach the receiver.
Warning: Disconnect 24 VAC power to controller before connecting
receiver. DO NOT connect receiver to 110/220 VAC (house current).
Note: If your controller has a sensor bypass switch, make sure
the irrigation controller's user guide
for specifics.
3. Connect the receiver per the applicable
wiring diagram (Fig. 3a or 3b).
*Note
application, connect the Yellow wire in
place of the Brown wire.
will appear as shown below when power
is first applied. If the display and LED are
4
Controller with Sensor Terminals
Fig. 3a
Transformer
(power to the controller)
The receiver
Controller without Sensor Terminals
Fig. 3b
Transformer
(power to the controller)
Fig. 2
24 VAC Rain Sensor Terminal
Yellow (see *Note)
24 VAC Valve Common
Brown
Receiver Cable
Yellow (not used)
Remove
Jumper
Receiver Cable
Valve
Common
from Field