The low pressure circular piezoelectric ceramic actuator is driven by the low pressure circular piezoelectric ceramic stack. The center has a through hole, 9mm and 14mm two kinds of transparent aperture can be selected. The bottom is fixed by thread, the top is external thread, the standard product is equipped with lens fixing cap, can be used in optical positioning system.
The characteristics of
● Maximum displacement 47μm
● High precision of closed loop positioning
● Maximum output 5300N
● Maximum optical aperture: 14mm
|
model
|
Nominal travel [μm]± 10% |
Stiffness
[N/μm] ±20% |
Push/pull
[N] |
Electrostatic capacity
[μF] ±20% |
Resonant frequency
[kHz] |
Length L
[mm] ±0.3 |
|
WNPSt150/14-10/12 VS22 |
11 |
250 |
3000/250 |
2.6 |
30 |
31 |
|
WNPSt150/14-10/25 VS22 |
23 |
120 |
3000/250 |
5.2 |
20 |
44 |
|
WNPSt150/14-10/40 VS22 |
38 |
70 |
3000/250 |
7.8 |
14 |
58 |
|
WNPSt150/14-10/55 VS22 |
47 |
50 |
3000/250 |
11 |
9 |
71 |
|
WNPSt150/20-15/12 VS35 |
11 |
450 |
5300/450 |
5 |
30 |
31 |
|
WNPSt150/20-15/25 VS35 |
23 |
230 |
5300/450 |
10 |
20 |
44 |
|
WNPSt150/20-15/40 VS35 |
38 |
150 |
5300/450 |
15 |
17 |
58 |
|
WNPSt150/20-15/55 VS35 |
47 |
100 |
5300/450 |
20 |
15 |
71 |
|
