Sper-scientific 840063 Vibration Meter Manuale Utente Scaricare il pdf (Pagina 7)

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IV. SPECIFICATIONS

Range Resolution Accuracy

Acceleration 0.5 ~ 199.9 m/s

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

1 2 3 4 5 6 7 8

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Sper-scientific 840063 Vibration Meter Manuale Utente Pagina 7