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while green indicates a satisfactory flow condition
HVAC systems
Our 5100 series of non-electric liquid level indicators is the perfect device for applications when you want to verify there is a satisfactory amount of liquid in a tank
-20°F to + 122°F
2604W Series Pump Control Tank Level Indicator Look no further than ThomasTypical Flow Switch Pump Control Operation This pump control is an enhanced model of our tried and true model 2601. This model features 4 weather proof receptacles, the brown outlets are switched by the flow switch while the ivory receptacles remain constant. The benefit with this is that you can still control a chemical injection pump and another switch device, while also having additional constantly powered outlets for things like timers and other