User's Manual
Table Of Contents
- Introduction
- Getting Started
- Making a Measurement
- Technical Specifications
- Functions Measured
- General Characteristics
- Physical Characteristics
- Data Communication Characteristics
- Electrical Characteristics
- Adaptor Resonances and Frequency Responses
- Reference Values
- Typical Measurement Ranges
- Frequency Weighting Curves
- Fa (Flat 0.4 Hz to 100 Hz)
- Fb (Flat 0.4 Hz to 1260 Hz) Frequency Weighting
- Fc (Flat 6.3 Hz to 1260 Hz), Wh, and Wf Frequency Weighting.
- Wm, Wc, and Wd Frequency Weightings
- We, Wj, and Wk Frequency Weighting
- Wg Frequency Weighting (Defined in BS6841:1987)
- Wm (Whole Body) Frequency Weighting
- Typical Measurements Ranges
- Standards Met
- Glossary
- RMS Acceleration
- RMS Acceleration in Decibels
- Allowed Exposure Time
- Energy Equivalent RMS Acceleration
- Running RMS Acceleration LINEAR
- Running RMS Acceleration EXPONENTIAL
- Vibration Dose Value
- Maximum Transient Vibration Value
- Minimum Transient Vibration Value
- Long Term Maximum Peak
- Short Term Maximum Peak
- Long Term Crest Factor
- Short Term Crest Factor
- Summed Instantaneous Acceleration
- Regulatory Compliance Statement
![](/manual/pcb-piezotronics/ldhvm200a/user-s-manual-english/images/img-30.png)
A-8 Frequency Weighting Curves HVM200 Manual
31.5 31.62 0.00 +1 / -1
40.0 39.81 0.00 +1 / -1
50.0 50.12 0.00 +1 / -1
63.0 63.10 0.00 +1 / -1
80.0 79.43 0.00 0
100 100.0 0.00 +1 / -1
125 125.9 0.00 +1 / -1
160 158.5 0.00 +1 / -1
200 199.5 0.00 +1 / -1
250 251.2 -0.01 +1 / -1
315 316.2 -0.02 +1 / -1
400 398.1 -0.04 +1 / -1
500 501.2 -0.11 +1 / -1
630 631.0 -0.27 +1 / -1
800 794.3 -0.64 +1 / -1
1000 1000 -1.46 +2 / -2
1250 1259 -3.01 +2 / -2
1600 1585 -5.46 +2 / -2
2000 1995 -8.64 +2 / -2
2500 2512 -12.27 +2 /
-
3150 3162 -16.11 +2 / -
4000 3981 -20.04 +2 / -
5000 5012 -24.02 +2 / -
6300 6310 -28.01 +2 / -
8000 7943 -32.00 +2 / -
10000 10000 -36.00 +2 / -
Freq ( Hz)
Nominal
Freq ( Hz)
True
Fb dB Tolerance
dB