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Introduction
The Toro Wireless RainSensor connects to your irrigation system controller/timer to
suspend automatic watering operation in the event of rain. Designed for ease of
installation, your sensor-controlled irrigation system will be up and running in minutes.
Before attempting the installation, please read through these instructions in their
entirety, and refer the installation instructions for your irrigation system controller/timer
in regards to connecting a rain sensor or rain switch. The Wireless RainSensor is
designed to work with either Normally Open or Normally Closed sensor circuits.
Important: Please note the following information regarding installation and use
of the Wireless RainSensor components:
•
The RainSensor Receiver is designed to operate with 24 V ac power only.
Connecting the Receiver wiring to 120/240 V ac power may result in severe
equipment damage.
•
Installation methods must comply with all applicable national and local building
codes. If you are unsure about proper wiring practices, have a qualified contrac-
tor perform the installation for you.
•
The Receiver cover should always be used when the Receiver is installed out-
doors.
•
The Sensor/Transmitter should never
be submerged in water or installed inside a
rain gutter.
Contents Page
Component Overview . . . . . . . . . . . . . . . .2
Quick Start Installation Instructions . . . . . .3
Detailed Installation Instructions . . . . . . . .4
• Mounting the Receiver . . . . . . . . . . . . .4
• Receiver Control Wire Connection . . .4-5
• Receiver Power Wire Connection . . . . .6
• Initial Receiver Testing . . . . . . . . . . . . .7
• Rainfall Adjustment . . . . . . . . . . . . . . .7
• Sensor/Transmitter Installation . . . . . .7
• Testing Signal Strength . . . . . . . . . . . .7
• Testing Control System Operation . . . .7
• Installing the Sensor/Transmitter . . . . .8
Wireless RainSensor Operation . . . . . . . .9
• Normal Operation . . . . . . . . . . . . . . . . .9
• Smart Bypass . . . . . . . . . . . . . . . . . . .9
• Power Down . . . . . . . . . . . . . . . . . . . .9
• Receiver Learn Mode . . . . . . . . . . . . . .9
• Attention Required . . . . . . . . . . . . . . . .9
Battery Replacement . . . . . . . . . . . . . . .10
Changing Sensor/Transmitter Code . . . .10
Troubleshooting . . . . . . . . . . . . . . . . .10-11
Electromagnetic Compatibility . . . . . . . . .11
Specifications . . . . . . . . . . . . . . . . . . . . .12
Warranty . . . . . . . . . . . . . . . . . . . . . . . .12
Receiver
Sensor/Transmitter
Wireless RainSensor
™
Model 53770
User’s Guide