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Connecting the RainSensor Control Wire
Caution: Do not attach the RainSensor control wire direct-
ly to 120/240 V ac power as this may result in irreversible
damage. If you are in doubt, contact a qualified installer or
electrician.
1. Disconnect power to the controller.
2. Follow the applicable instructions provided in steps A or B or C.
A
Controllers with sensor terminals, with or without pump
start/master valve:
To Valves
Common Wire From Valves
Find the controller sensor terminals (generally marked "SENSOR",
"SEN" or "S") and attach the RainSensor control wires directly to
these terminals in any order.
Note: There may be a jumper tab or wire between the sensor termi-
nals that must be removed and/or a sensor control or bypass switch
that must be activated.
B
Controllers with no sensor terminals and no pump start/
master valve:
To Valves
Common Wire From Valves
Remove the valve common wire(s) from the valve common terminal
and join to either RainSensor control wire using the supplied wire
connector. Attach the remaining RainSensor control wire to the
valve common terminal.
Irrigation System Controller
1
2
3
4
Irrigation System Controller
1
2
3
4
PUMP/
SENSOR
MV
COM
PUMP/
24 VAC
MV
COM
Wire Connector
24 VAC
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