Multipurpose Analog PID Controller
Multipurpose Analog PID Controller
Multipurpose Analog PID Controller
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<strong>Analog</strong> Control<br />
Input<br />
J1<br />
+<br />
C34<br />
10µF<br />
+<br />
C35<br />
10µF<br />
R56<br />
R30<br />
-12V<br />
D2<br />
+12V<br />
D3<br />
8<br />
D4 4<br />
R59<br />
(open)<br />
R60<br />
8<br />
4<br />
+12<br />
R26<br />
R28<br />
R29<br />
Photodiode<br />
R36<br />
C0<br />
1nF<br />
R22<br />
1kΩ<br />
1<br />
C7<br />
10nF<br />
R18<br />
0Ω<br />
R19<br />
(open)<br />
R58 (open)<br />
R27<br />
2<br />
3<br />
Trimpot<br />
R31 0Ω<br />
R21<br />
(open)<br />
R32 (open)<br />
R33 (open)<br />
R34 0Ω<br />
U7<br />
AD8304<br />
1<br />
2<br />
3<br />
4<br />
5<br />
6<br />
7<br />
14<br />
13<br />
12<br />
11<br />
10<br />
9<br />
8<br />
C8<br />
0.1µF<br />
1<br />
2<br />
3<br />
R35<br />
R24<br />
R23<br />
3<br />
INA128<br />
2<br />
5<br />
R20<br />
0Ω<br />
Potentiometer<br />
(front Panel)<br />
R37<br />
R57<br />
U9<br />
Vlog<br />
1<br />
+5V<br />
8<br />
J2<br />
Monitor<br />
Output<br />
R25<br />
C9<br />
0.1µF<br />
R40<br />
R38<br />
6<br />
R39<br />
Setpoint Signal<br />
Vs<br />
R41<br />
3<br />
2<br />
INA105<br />
U1<br />
6<br />
R42<br />
<strong>Multipurpose</strong> <strong>Analog</strong> <strong>PID</strong> <strong>Controller</strong><br />
8<br />
Todd Meyrath<br />
Atom Optics Laboratory<br />
Center for Nonlinear Dynamics<br />
University of Texas<br />
1<br />
1<br />
5<br />
6<br />
+<br />
INA128<br />
2<br />
5<br />
U8<br />
-<br />
R43<br />
R44<br />
3<br />
R4<br />
R5<br />
R9<br />
R3<br />
C3<br />
C5<br />
R45<br />
R46<br />
R6<br />
C2<br />
R2 R1<br />
2<br />
3<br />
2<br />
3<br />
R7<br />
2<br />
Version 1.0<br />
March 15, 2005<br />
3<br />
J3<br />
-<br />
+<br />
-<br />
+<br />
-<br />
+<br />
C1<br />
OPA<br />
OPA<br />
OPA<br />
Current/<br />
Voltage<br />
Sense Input<br />
R8<br />
6<br />
U2<br />
C4<br />
U4<br />
U3<br />
C6<br />
6<br />
6<br />
R10<br />
1kΩ<br />
R11<br />
1kΩ<br />
R12<br />
1kΩ<br />
R47<br />
SR20<br />
4-point<br />
sense resistor<br />
R54<br />
J5<br />
J6<br />
J7<br />
2<br />
3<br />
<strong>PID</strong><br />
Single or Multiple<br />
OpAmp, see notes<br />
-<br />
+<br />
External Power Connections<br />
R13<br />
1kΩ<br />
OPA<br />
+15V<br />
U5<br />
-15V<br />
C41<br />
470µF<br />
6<br />
+<br />
+<br />
C42<br />
470µF<br />
+15V<br />
R14<br />
1kΩ<br />
C36<br />
10µF<br />
+<br />
+<br />
C37<br />
10µF<br />
R15<br />
1kΩ<br />
2<br />
-<br />
OPA<br />
3<br />
+<br />
U6<br />
R55<br />
6<br />
Output Inverter<br />
R52<br />
8<br />
R53<br />
Power Supply Connections<br />
D5<br />
D6<br />
LM78L12M<br />
U12<br />
2-3, 6-7<br />
LM79L12M<br />
U13<br />
1<br />
8<br />
6<br />
2-3, 6-7<br />
5<br />
LM78L05M<br />
U14<br />
U10<br />
2-3, 6-7<br />
R16<br />
1kΩ<br />
BUF634<br />
1<br />
3<br />
6 3<br />
BUF634<br />
U11<br />
1<br />
Output Rectifier<br />
D1<br />
+<br />
+<br />
+<br />
C38<br />
10µF<br />
C39<br />
10µF<br />
R61<br />
R17<br />
1kΩ<br />
C40<br />
10µF<br />
+12V<br />
-12V<br />
+5V<br />
R50<br />
1kΩ<br />
R51<br />
Control<br />
Signal<br />
Out<br />
J4<br />
J5
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