
5
MASTER VALVE/PUMP START WIRING
If a master valve or pump start relay is being used
in conjunction with this controller, wire as follows.
1) Connect one wire to the “MV” terminal
and one to the “Com” terminal.
2) If using a pump start relay, it must be;
a) Located at least 15 feet from controller
b) Have a maximum rated inrush current
less then 350MA at 24 VAC, and be properly
sized for your application.
Hit Products offers a wide range of pump start
relays for most applications that are compatible
with the HDC controller.
Note
: DO NOT connect controller directly to
pump. Controller will be damaged if controller is
connected directly to pump.
SENSOR WIRING
A rain sensor or any other type of normally closed
micro-switch sensor may be used in conjunction
with this controller. Sensor activation will interrupt
controller output.
1) Remove lower cover.
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