Specifications; Standard Use Specifications (330500, 330525); Electrical; Environmental - Bently Nevada Velomitor Sensor Operation Manual

330500 Velomitor Sensor, 330525 Velomitor XA Sensor, 330530 Radiation Resistant Velomitor Sensor Operation Manual

5.1 Standard Use Specifications (330500, 330525)

Parameters are specified at 77° F (25° C) unless otherwise indicated.

5.1.1 Electrical

Sensitivity
Frequency Response
Velocity Range
Transverse Sensitivity
Amplitude Linearity
Mounted Resonant
Frequency
Power Requirements
Output Bias Voltage
Dynamic Output
Impedance
Broadband Noise Floor
Grounding
Maximum Cable Length

5.1.2 Environmental

Operating Temperature
Range
Shock Limit
Humidity Limit

5.1.3 Mechanical

Weight
Dimensions
Case Material
30
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5. Specifications

330500 Velomitor®
Sensor
4 mV/mm/s (100 mV/in/s) ±5% at 100 Hz
±0.9 dB, 6.0 Hz to 2.5 kHz
±3.0 dB, 4.5 Hz to 5.0 kHz
1270 mm/s (50 in/s), peak
<5% of axial sensitivity
DC Voltage: -22 to -30 Vdc
Bias Current: 2.5 to 6.0 mA
-12.0±3.0 Vdc, Over Temperature
< 0.004 mm/s (160 µin/s)
305 m (1000 ft) with no signal degradation
°
-55 C to 121
100% Relative (hermetically sealed)
150 g, (5.3 oz), typical
See Figures 5-1
304L Stainless Steel
330525 Velomitor®
XA Sensor
±0.9 dB, 6.0 Hz to 1.0
kHz
±3.0 dB, 4.5 Hz to 2.0
kHz
±2% to 6.0 in/s, peak
12 kHz, minimum
Referenced to pin A
<2400 Ω
Case Isolated
° °
C (-67 F to 250
5000 g's, peak
See Figures 5-1
316L Stainless Steel
°
F)