Version 4
SHEET 1 1376 756
WIRE 512 304 512 336
WIRE -224 112 -224 144
WIRE 544 272 1232 272
WIRE 1232 576 464 576
WIRE 464 576 464 608
WIRE 448 576 464 576
WIRE 464 688 464 720
WIRE 448 576 448 256
WIRE 448 256 480 256
WIRE 480 288 384 288
WIRE 384 272 304 272
WIRE 272 304 272 336
WIRE 144 304 144 288
WIRE 144 288 240 288
WIRE 240 256 -64 256
WIRE -64 256 -64 304
WIRE 144 400 144 384
WIRE -64 144 -64 256
WIRE -64 64 384 64
WIRE -224 32 -224 0
WIRE -224 0 272 0
WIRE 512 0 512 96
WIRE 272 240 272 96
WIRE 272 0 512 0
WIRE 320 96 272 96
WIRE 272 96 272 0
WIRE 560 96 512 96
WIRE 512 96 512 240
WIRE 320 192 320 160
WIRE 560 192 560 160
WIRE 384 416 384 368
WIRE 144 480 144 512
WIRE -64 576 448 576
WIRE -64 384 -64 576
WIRE 384 272 384 288
WIRE 384 64 384 272
WIRE 1232 272 1232 336
WIRE 1232 448 1232 480
WIRE 800 336 1232 336
WIRE 800 480 1232 480
WIRE 1232 480 1232 576
WIRE 1232 336 1232 368
FLAG -224 144 0
FLAG 272 336 0
FLAG 512 336 0
FLAG 144 512 0
FLAG 464 720 0
FLAG 320 192 0
FLAG 560 192 0
FLAG 384 416 0
FLAG 800 336 PT100+
IOPIN 800 336 Out
FLAG 800 480 PT100-
IOPIN 800 480 Out
SYMBOL Opamps\\LT1097 272 208 R0
SYMATTR InstName U1
SYMBOL Opamps\\LT1097 512 208 R0
SYMATTR InstName U2
SYMBOL res -80 48 R0
SYMATTR InstName R1
SYMATTR Value 200000
SYMATTR SpiceLine tol=1 pwr=0.25
SYMBOL res -80 288 R0
SYMATTR InstName R2
SYMATTR Value 10000
SYMATTR SpiceLine tol=1 pwr=0.25
SYMBOL res 128 288 R0
SYMATTR InstName R4
SYMATTR Value 10000
SYMATTR SpiceLine tol=1 pwr=0.25
SYMBOL res 448 592 R0
SYMATTR InstName R6
SYMATTR Value 5000
SYMATTR SpiceLine tol=0.01 pwr=0.5
SYMBOL voltage 144 384 R0
WINDOW 3 24 44 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 9 86 Left 0
SYMATTR Value 2.5
SYMATTR SpiceLine Rser=0.1
SYMATTR InstName V1
SYMBOL voltage -224 16 R0
WINDOW 123 0 0 Left 0
WINDOW 39 24 44 Left 0
SYMATTR SpiceLine Rser=0.1
SYMATTR InstName V2
SYMATTR Value 5
SYMBOL cap 304 96 R0
SYMATTR InstName C1
SYMATTR Value 1µ
SYMATTR SpiceLine V=16 Irms=0 Rser=0.007 MTBF=0 Lser=0 mfg="TDK" pn="C3216X7RIC105K" type="X7R" ppPkg=1
SYMBOL cap 544 96 R0
SYMATTR InstName C2
SYMATTR Value 1µ
SYMATTR SpiceLine V=16 Irms=0 Rser=0.007 MTBF=0 Lser=0 mfg="TDK" pn="C3216X7RIC105K" type="X7R" ppPkg=1
SYMBOL res 368 272 R0
SYMATTR InstName R3
SYMATTR Value 10000
SYMATTR SpiceLine tol=1 pwr=0.25
SYMBOL PT100 1216 352 R0
SYMATTR InstName U3
TEXT -386 606 Left 0 ;.op
TEXT -388 638 Left 0 !.tran 0 0.0001 0 0.000001
TEXT -392 704 Left 0 !.step param sensT list 0 25 50 75 100 125 150
TEXT -392 672 Left 0 !.lib PT100.sub