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1.Sketch the physical system, showing measurement points and control loops.

2.Sketch a graph of the temperature change with time, showing when the fan, compressor, and heater switch on or off.

Do this for T1 and T2.temperature change on y-axis with time on x-axis

Start Set timer 6h Compressor off Fan = off TSET Value SET2 Value 1 min Read T. Ta Yes! Switch on compressor 1 min Read T1 TSET No Yes yes, switch on fan- 1 min SET2 No No Switch off F-しcompressor YesSwitch on Read T2 heater No Yes Read T, <T22(TSET2-5) No Yes TisO Switch off fan No Switch off heater Set timer 6h

engineering   Electrical-Engineering   
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Answer #1

tempeG따uxe change. uh time qsa for T tset -tme (rin) Go 2. 나 g0 232才1fT >TSe+, Commessay.ts ON. T e fan su0H , wlen T. ง่&S above Tset2 value and save rset

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