Reply To: Have older OSPi; solenoids opening and closing (pulsing water on and off)

[Ray]

The first thing to check is whether you are using the official OpenSprinkler firmware, or third-party OpenSprinkler firmware. We can only provide support for the official OpenSprinkler firmware. The interface should look like this:
http://demo.opensprinkler.com/
default password is opendoor.