Sper Scientific 840063 Vibration Meter - Manual (Page 7)

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IV. SPECIFICATIONS
Range Resolution Accuracy
Acceleration 0.5 ~ 199.9 m/s 2 0.1 m/s2 +/- (5% +2d) rdg,
160 Hz, 80 Hz.
@ 23 +/- 5ºC
Velocity 0.5 ~ 199.9 mm/s 0.1 mm/s
GROUP G: Large machines on heavy foundations.
Good 0 ~ 1.80 mm/s
Acceptable 1.81 ~ 4.50 mm/s
Still permissible 4.51 ~ 11.2 mm/s
Dangerous > 11.2 mm/s
GROUP T: Largest machines and turbo machines with
special foundations.
Good 0 ~ 2.80 mm/s
Acceptable 2.81 ~ 7.10 mm/s
Still permissible 7.11 ~ 18.0 mm/s
Dangerous > 18 mm/s
J. ISO 2954 Sensitivity Relative Table
Frequency Hz Relative sensitivity
Normal Value Minimum Value Maximum Value
10 1.0 0.8 1.1
20 1.0 0.9 1.1
40 1.0 0.9 1.1
80 1.0 1.0 1.0
160 1.0 0.9 1.1
500 1.0 0.9 1.1
1000 1.0 0.8 1.1