－
40
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VM-4424S/H Instruction Manual
(Compatible with Version 2.16 or later)
6. Specifications
6-1. SmartVibro
Sampling Frequency
51.2kHz
Frequency Range
Acceleration (ACC), Velocity (VEL) and Displacement (DISP):
Depends on the filter setting (*1)
Setting Range of HPF: 5 to 999Hz
1Hz Step (*)
Setting Range of LPF: 100 to 10,000Hz
100Hz Step (*)
* Factory Default is “HPF: 5Hz” and “LPF: 10,000Hz”.
Bearing (BRG):
1kHz to 10kHz
H-function (Hfunc):
3Hz to 1kHz (Envelope processing by 2k to 15kHz BPF)
Frequency
Characteristics
(Acceleration) (*2)
±5% (10Hz to 5kHz)
-30/+50% (5Hz to 10Hz, 5kHz to 10kHz)
Measurement Range
(Full Scale)
(*3)
ACC: 6-range (300
、
100
、
30
、
10
、
3
、
1m/s
2
) and Auto
VEL: 6-range (1000
、
300
、
100
、
30
、
10
、
3mm/s) and Auto
DISP: 6-range (10
、
3
、
1
、
0.3
、
0.1
、
0.03mmp-p) and Auto
BRG: 6-range (1000
、
300
、
100
、
30
、
10
、
3m/s
2
) and Auto
Hfunc: 6-range (1000
、
300
、
100
、
30
、
10
、
3m/s
2
) and Auto
Indication
EQP (ACC, VEL, DISP)
PEAK (ACC, VEL, DISP)
rms (ACC, VEL)
Accuracy
Sensitivity Error:
±5% at 1kHz
Range Changeover Error: ±2% at 1kHz
Linearity:
±1% at 1kHz full scale
Output
AC OUT
：
0 to ±1V with a load above 10k
Ω
DC OUT
：
0 to +1V with a load above 10k
Ω
FFT
(Only VM-4424H)
Δ
f: 6.25Hz, 12.5Hz, 25Hz
Waveform Save
(Only VM-4424H)
SD Card Data Saving: 0.1s, 0.2s, 0.5s, 1s
(Sampling Frequency: 51.2kHz)
Language
Japanese or English
Power Supply
AA×2pcs (Approx. 20hrs in continuous run)
Alarm: Icon in the screen
Ambient Conditions
Use Range:
0 to 50°C, 95%RH or less
Accuracy Assured:
5 to 35°C, 85%RH or less
Storage range:
-10 to 60°C, 95%RH or less
However, there should not be condensation
Dimensions and Weight W74×H158×D32.5mm (refer to section 6-3)
Approximately 230g (standard configuration battery is installed
）
(*1) The upper limit frequency of velocity and displacement is limited by acceleration of 450m/s
2
.
(*2) This is a characteristic when HPF: 5Hz and LPF: 10000Hz are set.
For the characteristics of other filter settings, refer to appendix of this document.
(*3) The upper limit of velocity and displacement measurement range is limited by the maximum input
acceleration of each range.
