Version 4
SHEET 1 1816 680
WIRE 384 48 384 32
WIRE 272 160 272 -48
WIRE 384 160 384 128
WIRE 384 160 272 160
WIRE 720 160 720 -48
WIRE 816 160 720 160
WIRE 1168 160 1168 -48
WIRE 1248 160 1168 160
WIRE 720 192 720 160
WIRE 1168 192 1168 160
WIRE 272 208 272 160
WIRE 384 208 384 160
WIRE 816 208 816 160
WIRE 1248 208 1248 160
WIRE 1168 336 1168 272
WIRE 1168 336 1056 336
WIRE -96 384 -96 -48
WIRE -16 384 -16 -48
WIRE 272 384 272 288
WIRE 272 384 240 384
WIRE 384 384 384 272
WIRE 816 384 816 272
WIRE 1248 384 1248 272
WIRE 1456 384 1456 -48
WIRE 720 400 720 272
WIRE 720 400 640 400
FLAG 1248 384 0
FLAG 384 384 0
FLAG 816 384 0
FLAG 272 -48 2
IOPIN 272 -48 In
FLAG 720 -48 3
IOPIN 720 -48 In
FLAG -96 -48 1
IOPIN -96 -48 In
FLAG 1456 384 0
FLAG 1168 -48 4
IOPIN 1168 -48 In
FLAG 1456 -48 5
IOPIN 1456 -48 In
FLAG -16 -48 6
IOPIN -16 -48 In
SYMBOL res 1184 288 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R178
SYMATTR Value 1k
SYMBOL Opamps\\opamp 1024 416 R180
WINDOW 0 -3 101 Left 2
SYMATTR InstName N11
SYMBOL diode 1232 272 M180
WINDOW 0 23 64 Left 2
WINDOW 3 26 -1 Left 2
SYMATTR InstName V43
SYMBOL diode 368 272 M180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName V87
SYMBOL diode 800 272 M180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName V75
SYMBOL res 368 32 R0
SYMATTR InstName R226
SYMATTR Value 10k
SYMBOL res 288 192 M0
WINDOW 3 38 76 Left 2
SYMATTR Value 10k
SYMATTR InstName R225
SYMBOL res 736 176 M0
SYMATTR InstName R196
SYMATTR Value 100R
SYMBOL Digital\\schmitt 240 320 M0
WINDOW 0 38 17 Left 2
SYMATTR InstName D6
SYMBOL Digital\\inv 576 336 R0
SYMATTR InstName D5
TEXT 1128 -120 Left 2 ;DV Soll
TEXT 216 -120 Left 2 ;START INV
TEXT 664 -120 Left 2 ;START DV
TEXT -136 -120 Left 2 ;42VAC
TEXT 1416 -120 Left 2 ;A GND
TEXT -40 -120 Left 2 ;0VAC
TEXT 136 520 Left 2 ;HEX SCHMITT TRIGGER
TEXT 256 -152 Left 2 ;IN
TEXT 1152 -152 Left 2 ;IN
TEXT 696 -152 Left 2 ;OUT
TEXT -120 -152 Left 2 ;OUT
TEXT -40 -152 Left 2 ;OUT
TEXT 576 520 Left 2 ;HEX INVERTER BUFFERS
TEXT 1016 520 Left 2 ;LF347 OP AMP
TEXT 1016 560 Left 2 ;VCC + M1 pin 4   +15V
TEXT 1016 592 Left 2 ;VCC - M2 pin11   -15V
TEXT 136 560 Left 2 ;VDD M3 pin 14   5,12V
TEXT 136 592 Left 2 ;VSS M0 pin   7    GND
TEXT 576 552 Left 2 ;VCC M3 pin 14   5,12V
TEXT 576 584 Left 2 ;GND M0 pin  7    GND
TEXT 400 -8 Right 2 ;M1
TEXT 264 -256 VRight 2 ;<<----
TEXT 1160 -248 VRight 2 ;<<----
TEXT 720 -192 VLeft 2 ;---- >>
TEXT -96 -192 VLeft 2 ;---- >>
TEXT -16 -192 VLeft 2 ;---- >>
TEXT 136 440 Left 2 ;MC14584B
TEXT 584 440 Left 2 ;LS06
TEXT 992 392 Left 2 ;347
TEXT 1456 -192 VLeft 2 ;---- >>
TEXT 1432 -152 Left 2 ;OUT
TEXT -136 496 Left 2 ;M0 -  GND
TEXT -136 528 Left 2 ;M1 -  +15V
TEXT -136 560 Left 2 ;M2 -  -15V
TEXT -136 592 Left 2 ;M3 -  5,12V
TEXT 360 16 Left 2 ;+15V