Page 19
ETN018233-D03
PFM450E Piezo Focus Mount and Controller
Fig. 3.9 System Schematic - Part 2
Notch Frequency
and Bandwidth
Notch Filter
On/Of
f
Filter On/Of
f
Closed
Loop
Open Loop
V
oltage
Demand
DSP
T
unable Notch
Filter
fc
fc
f
f
T
unable Low
Pass Filter
Notch Frequency
and Bandwidth
Notch Filter
On/Of
f
T
unable Notch
Filter
fc
f
Derivative Cut-Of
f
Frequency
position
setpoint
Proportional
coef
ficient
Subtract
+
_
error
e (x)
Multiply
Integral
coef
ficient
Multiply
Dif
ferential
coef
ficient
Multiply
Integrator
Dif
ferentiator
e(x) dt
0
now (t)
de(x)
dt
Linearization
T
o Fig 3.5
18 bit
ADC
20 bit DAC
From Fig 3.5
Содержание Kinesis PFM450E
Страница 1: ...HA0358T PFM450E Piezo Focus Mount and Controller Kinesis User Guide Original Instructions...
Страница 56: ...Page 53 ETN018233 D03 PFM450E Piezo Focus Mount and Controller E 2 CE Certificate...
Страница 57: ...Rev E Mar 2022 Appendix E Regulatory Page 54...
Страница 59: ...www thorlabs com...
