TSM, Inc. - DOUBLER2 - 4 Valves on One Wire / Expand or Repair Your Irrigation System with Ease Defogger Circle and other applications that require

and other applications that require brief recurring 24 VAC cycles

Because systems near the upper pressure limit can experience damaging water hammer

delivering aggressive

SJ10A-EYE SumpJet water-powered pump with NightEye® alarm

TSM, Inc. - DOUBLER2 - 4 Valves on One Wire / Expand or Repair Your Irrigation System with Ease Defogger Circle and other applications that requireDOUBLER Doubler allows independent control of four automatic valves with only one valve wire and the common. When Doubler2 is connected to one station of the controller, it switches when the station is turned on and passes the electrical current to the first valve. The next time that station is turned on, Doubler switches to the next valve. It simply alternates between the valves. If four stations are connected to Doubler by a jumper wire in the