Steps for set up.
1. Wire the relay according to the drawing below.
2. Set up the master valve in the the app for both controllers using the normal instructions
in the article here [20].
3. Set up a new master valve using the app for controller #2 as per normal instructions.
REL 2 is NEVER connected to high voltage. It is for 24 VAC devices only.
Master Valve Wiring and Software
Setup
In this article, we will discuss the following topics:
Brief Summary
Operation Chart
Wiring
Software Setup
Master Valve (P/MV) Operation per zone
Brief Summary
A master valve is a normally closed valve installed at the supply point of the mainline that
opens only when the automatic system is activated. Zone valves are the individual valves
that operate a group of sprinklers or drip emitters. Hydrawise controllers support 6 - 54
zone valves, depending on the model. Typically one zone valve is turned on at a time and
controls the irrigation in a specific area of your garden. Whenever one of the irrigation zone
