Connecting A Rain Sensor (Optional) - Toro ECXTRA Installation And Operation Manual

4.. Replace.the.transformer.compartment.cover.
5.. Apply.power.to.the.timer.
.
Note:.The.display.will.begin.flashing.12:00.
Press.any.button.to.halt.flashing.
Connecting a Rain Sensor (optional)
.
A.rain.sensor.is.a.remote.device.that.can.be.
connected.directly.to.your.ECXTRA.to.automatically.
interrupt.watering.during.rain.
A.sensor.control.switch.is.provided.to.enable.the.
sensor.operation.to.be.turned.On.and.Off.as.needed
When.the.rain.sensor.detects.a.specified.amount.of.
rain,.it.automatically.signals.the.ECXTRA.to.suspend.
all.watering.operations..The
symbol . will.appear.in.the.upper.right.corner.of.the.
display.until.the.sensor.automatically.resets.for.dry.
conditions..The.symbol.will.then.disappear,.and.
timer.operation.will.resume.as.programmed..
1.. Route.the.two.sensor.wires.from.the.device.
into.the.timer.housing.through.the.access.hole.
provided.
2.. Remove.the.U-shaped.plastic.piece.from.the.
Sensor.terminal.connectors..Connect.the.two.
sensor.wires.in.any.order.
3.. Set.the.Sensor.Configuration.Switch.to.NC.
..
am
.
4.. Set.the.Sensor.Control.Switch.as.required:..
"No.Watering".
(Normally.Closed).or.NO.(Normally.Open).
operation.as.required.by.the.type.of.sensor.
connected..
Note:.Refer.to.the.instructions.provided.with.
the.rain.sensor.to.determine.NC.or.NO.switch.
type.and.for.additional.installation.and.operating.
information.
ENB.(enable).allows.the.rain.sensor.to.interrupt.
watering;.DIS.(disable).bypasses.the.rain.sensor.
input..
IMPORTANT: Do not use the ENB switch
position with the NC switch position unless
a Normally Closed rain sensor is connected.
Watering operation will be suspended if this
condition occurs.
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