Version 4
SHEET 1 2276 1028
WIRE -224 -480 -224 -528
WIRE 96 -480 96 -512
WIRE 240 -480 240 -512
WIRE 496 -480 496 -512
WIRE -256 -464 -320 -464
WIRE -96 -448 -192 -448
WIRE -32 -448 -96 -448
WIRE -496 -432 -784 -432
WIRE -256 -432 -448 -432
WIRE -96 -416 -96 -448
WIRE -224 -368 -224 -416
WIRE 96 -368 96 -400
WIRE 240 -368 240 -400
WIRE 496 -368 496 -400
WIRE -784 -336 -784 -432
WIRE -448 -320 -448 -432
WIRE -320 -304 -320 -464
WIRE -96 -304 -96 -336
WIRE -96 -304 -320 -304
WIRE -96 -272 -96 -304
WIRE 496 -208 496 -240
WIRE -496 -160 -496 -432
WIRE -448 -160 -448 -240
WIRE -448 -160 -496 -160
WIRE -96 -160 -96 -192
WIRE -784 -128 -784 -256
WIRE -336 -128 -784 -128
WIRE 496 -96 496 -128
WIRE 80 96 80 64
WIRE -512 128 -512 96
WIRE -512 128 -576 128
WIRE -448 128 -512 128
WIRE -576 176 -576 128
WIRE -448 176 -448 128
WIRE 288 256 288 192
WIRE 256 272 192 272
WIRE 368 288 320 288
WIRE 480 288 368 288
WIRE -320 304 -320 272
WIRE 80 304 80 176
WIRE 256 304 80 304
WIRE 368 304 368 288
WIRE -352 320 -384 320
WIRE -224 336 -288 336
WIRE -144 336 -224 336
WIRE -576 352 -576 256
WIRE -352 352 -576 352
WIRE -224 368 -224 336
WIRE 80 368 80 304
WIRE -320 400 -320 368
WIRE 192 400 192 272
WIRE 368 400 368 384
WIRE 368 400 192 400
WIRE 288 416 288 320
WIRE 368 416 368 400
WIRE -448 480 -448 256
WIRE -384 480 -384 320
WIRE -384 480 -448 480
WIRE -224 480 -224 448
WIRE -224 480 -384 480
WIRE -224 512 -224 480
WIRE 80 528 80 448
WIRE 368 544 368 496
WIRE -576 592 -576 352
WIRE -224 624 -224 592
WIRE -576 720 -576 672
WIRE -576 864 -576 800
FLAG -96 -160 0
FLAG -32 -448 3
IOPIN -32 -448 Out
FLAG -336 -128 0
FLAG 496 -368 0
FLAG 496 -512 1
FLAG -224 -528 V+
FLAG -224 -368 V-
FLAG -224 624 0
FLAG -576 864 0
FLAG -320 272 V+
FLAG -320 400 V-
FLAG -512 96 V+
FLAG 496 -96 0
FLAG 496 -240 2
FLAG 368 544 0
FLAG 80 64 3
IOPIN 80 64 In
FLAG 80 528 4
IOPIN 80 528 In
FLAG 288 192 V+
FLAG 288 416 V-
FLAG -144 336 4
IOPIN -144 336 Out
FLAG 96 -368 0
FLAG 240 -368 0
FLAG 96 -512 V+
FLAG 240 -512 V-
FLAG 480 288 out
IOPIN 480 288 Out
SYMBOL Misc\\EuropeanResistor -112 -432 R0
SYMATTR InstName R1
SYMATTR Value 66.6k
SYMBOL Misc\\EuropeanResistor -112 -288 R0
SYMATTR InstName R2
SYMATTR Value 1k
SYMBOL voltage 496 -496 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 0
SYMBOL bv -784 -352 R0
WINDOW 3 75 92 Left 2
SYMATTR InstName B1
SYMATTR Value V=37u * V(1)
SYMBOL Misc\\EuropeanResistor -464 160 R0
SYMATTR InstName R6
SYMATTR Value 17.7k
SYMBOL Misc\\EuropeanResistor -592 160 R0
SYMATTR InstName RL
SYMATTR Value 31.6k
SYMBOL Misc\\EuropeanResistor -240 352 R0
SYMATTR InstName R7
SYMATTR Value 1k
SYMBOL Misc\\EuropeanResistor -240 496 R0
SYMATTR InstName R8
SYMATTR Value 10.6k
SYMBOL bv -576 576 R0
SYMATTR InstName B2
SYMATTR Value V=I(VAMP)*2000*(1+( 0.00788 * (V(2)-25)) + ( 0.00001937 * (V(2)-25) * (V(2)-25) ))
SYMBOL voltage -576 704 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName VAMP
SYMATTR Value 0
SYMBOL voltage 496 -224 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value 50
SYMBOL Misc\\EuropeanResistor 64 80 R0
SYMATTR InstName R10
SYMATTR Value 10k
SYMBOL Misc\\EuropeanResistor 352 288 R0
SYMATTR InstName R11
SYMATTR Value 10k
SYMBOL Misc\\EuropeanResistor 352 400 R0
SYMATTR InstName R12
SYMATTR Value 10k
SYMBOL Misc\\EuropeanResistor 64 352 R0
SYMATTR InstName R13
SYMATTR Value 10k
SYMBOL Opamps\\UniversalOpamp2 -224 -448 R0
SYMATTR InstName U1
SYMBOL Opamps\\UniversalOpamp2 -320 336 R0
SYMATTR InstName U3
SYMBOL Opamps\\UniversalOpamp2 288 288 R0
SYMATTR InstName U4
SYMBOL voltage 96 -496 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V4
SYMATTR Value 5
SYMBOL voltage 240 -496 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V5
SYMATTR Value -5
SYMBOL bv -448 -336 R0
WINDOW 3 58 121 Left 2
SYMATTR InstName B3
SYMATTR Value V=-37u * V(2)
TEXT -168 -536 Left 2 ;u3
TEXT -832 168 Left 2 !.dc V2 0 50 1
TEXT -272 256 Left 2 ;u1
TEXT 48 -600 Left 2 ;Spannungsversorgung
TEXT 328 -296 Left 2 ;Simulation Klemmentemperatur
TEXT 368 -600 Left 2 ;Simulation Messtemperatur
TEXT -656 16 Left 2 ;Auswertung Klemmenspannung
TEXT -352 -600 Left 2 ;Auswertung Thermospannung
TEXT 192 8 Left 2 ;Kompensation
TEXT -504 616 Left 2 ;KTY10: 2kOhm
TEXT -496 -712 Left 5 ;Thermoelement Messschaltung
LINE Normal -784 -496 -752 -528
LINE Normal -752 -464 -784 -496
LINE Normal -480 -528 -752 -528
LINE Normal -480 -464 -752 -464
LINE Normal -464 -512 -464 -544
LINE Normal -464 -448 -464 -480
LINE Normal -368 -528 -448 -528
LINE Normal -368 -462 -448 -462
LINE Normal -359 -462 -368 -471
LINE Normal -368 -454 -359 -462
LINE Normal -368 -454 -368 -470
LINE Normal -346 -528 -368 -528
LINE Normal -346 -432 -346 -528
RECTANGLE Normal -400 -80 -528 -576 2
RECTANGLE Normal -720 -96 -848 -576 2
RECTANGLE Normal -656 224 -880 112 2
CIRCLE Normal -448 -512 -480 -544
CIRCLE Normal -448 -448 -480 -480