
14
Preparations
Selecting an accelerometer
The VM-83 can use piezoelectric accelerometer or servo accelerometer. Select
the type of accelerometer according to the intended measurement range, vi-
bration frequency range, environmental conditions, and other related factors.
- Some major piezoelectric accelerometers made by Rion (representative
values)
General
High-output Light weight Heat-resistant
3-axis
Model PV-85
PV-87
PV-90B
PV-65
PV-93
Cha rge sensitivit y
(pC/(m/s
2
) )
6
40
0.15
7
0.7
Mounting resonance
frequency (kHz) *
1
24
9
70
25
30*
2
Vibration frequency
range (Hz)
1 to 7000
1 to 3000
1 to 25000
1 to 9000
1 to 8000*
2
Temperature range
(°C)
-50 to +160
-50 to +160
-50 to +160
-50 to +260
-50 to +160
Mass (g)
23
115
1.2
26
28
Construction principle Shear type
Shear type
Shear type
Shear type
Shear type
*1 When mounted with specifi ed screws at specifi ed torque
*2 Vertical direction value
-
Servo
accelerometer
The servo accelerometer model that can be used with the VM-83 is
the LS-10C or LS-20C.
Model
LS-10C
LS-20C
Voltage sensitivity (V/[m/s
2
]) 0.300
0.300
Vibration frequency range
DC to 100 Hz
DC to 100 Hz
Temperature range (°C)
-20 to +60
-20 to +60
Mass (g)
220
125
Содержание VM-83
Страница 2: ......
Страница 6: ...iv...
Страница 10: ...viii...
Страница 17: ...7 Controls and Features Side panel...
Страница 80: ...70 Technical Information 3 Measurement range with servo accelerometer LS 10C Acceleration measurement range...
Страница 81: ...71 Technical Information Velocity measurement range...
Страница 82: ...72 Technical Information Displacement measurement range...
Страница 97: ...87 Specifications 3 Measurement range with servo accelerometer LS 10C Acceleration measurement range...
Страница 99: ...89 Specifications Displacement measurement range...
Страница 102: ...92 Specifications Unit mm Dimensional drawings...
Страница 106: ...This product is environment friendly It does not include toxic chemicals on our policy No 63760 18 07...