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Boiler electronic descaling device circuit diagram 4

2014-11-17 17:49  
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Boiler electronic descaling device circuit diagram 4
The boiler electronic descaling device circuit is composed of the power supply circuit, 200kHz square wave oscillator, driver amplifier and the output indication circuit, and it is shown as the chart. Power supply circuit is composed of the power transformer T2, rectifier diodes VD4 ~ VD9, filter capacitors C5, C6 and so on. 200kHz square wave oscillator circuit is composed of the time-base integrated circuit IC1 and the external components. Driver amplifier circuit is composed of the high-power electronic switching amplifier IC IC2, output transformer T1 and the capacitive load CL and so on. Output indication circuit is composed of the current meter PA, rectifier diodes VD2, VD3 and current mutual inductance coils L1, L2 and so on.