Safety & control in heating systems Function and operating behaviour of safety valve, safety pressure cut-out, temperature controller, flow switch and much more Features - trainer for the investigation of heating system safety fittings with data acquisition Learning objectives/experiments - function and operating behaviour of -- safety valve -- quick-action ventilating valve -- safety pressure cut-out -- thermal discharge safety device -- thermostatic valve -- temperature controller -- air separator -- flow switch Specification [1] investigation of heating safety fittings [2] demonstration of the function of safety fittings using compressed air: thermostatic valve, safety pressure cut-out, safety valve, temperature controller, thermal discharge safety device [3] demonstration of the function of safety fittings in a closed water circuit with circulating pump and expansion vessel: air separator, quick-action ventilating valve, safety valve, flow switch, pressure reducing valve [4] electrical heater for thermal safety fittings: temperature controller, thermal discharge safety device [5] GUNT software for data acquisition via USB under Windows 10 Technical data Thermal discharge safety device - actuated at: 98°C Temperature controller: 70...100°C Safety pressure cut-out: 1...10bar, adjustable Safety valve: 2,4bar Flow switch: 7,7...13,4L/min (increasing flow rate) Pressure reducing valve: 1,5...6bar Heater: 800W Pump - power consumption: 70W - max. flow rate: 60L/min - max. head: 4m Measuring ranges - flow rate: 1...25L/min - temperature: 0...160°C - pressure: 2x 0...10bar 230V, 50Hz, 1 phase 230V, 60Hz, 1 phase; 230V, 60Hz, 3 phases UL/CSA optional LxWxH: 2010x820x1890mm Weight: approx. 210kg