OK, @TLW, since you marked my response as "confusing," let me lay it out for you in detail. The problem is not the automation circuitry. Examine the circuit in my original post. There's a single control point, one of the smart batteries. That battery always puts out "true" (green) or "false" (red) on the automation circuit. That in turn controls the four shutoffs. Each of those receives either a red (off, disabled) or green (on, enabled) signal. Since those are connected in pairs, and in ea