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330500 Velomitor® Piezo-Velocity Sensor

Piezo-Velocity Sensor

This is the general-purpose version of our Velomitor transducer, useful for frequencies between 4.5 and 5,000 Hz.

 

 

 

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Specifications

Parameters are specified from +20 °C to +30 °C (+68 °F to +86 °F) and at 100 Hz unless otherwise indicated.

Note: Operation outside the specified limits may result in false readings or loss of machine monitoring.

Electrical

Sensitivity 3.94mV/mm/s (100 mV/in/s) ±5%.
Frequency Response 4.5 Hz to 5 kHz (270 cpm to 300 kcpm) ±3.0 dB.
6.0 Hz to 2.5 kHz (360 cpm to 150 kcpm) ±0.9 dB.
Temperature Sensitivity -14% to +7.5% typical over the operating temperature range.
Velocity Range 1270 mm/s (50 in/s) peak.
Transverse Sensitivity Less than 5% of sensitivity.
Amplitude Linearity ±2% to 152 mm/s (6 in/s) peak.
Mounted Resonant Frequency Greater than 12 kHz.
Broadband Noise Floor (4.5 Hz to 5 kHz) 0.004 mm/s (160 μin/s) rms, nominal
Maximum Cable Length 305 metres (1,000 feet) of cable, part number 02173006, with no degradation of signal.

Hazardous Area Approvals

Multiple approvals for hazardous areas certified by Canadian Standards Association (CSA) in North America and by LCIE in Europe.

North America Ex ia IIC T4
AEx ia IIC T4
Class I, Div 1, Groups A, B, C, D
Class II, Groups E, F, G
Class III when installed per dwg 167537 T4 @ -40°C ≤ Ta ≤ 100°C
Ex nL IIC T4
AEx nA IIC T4
Class I, Div 2, Groups A, B, C, D when installed per dwg 167537
T4 @ -40°C ≤ Ta ≤ 100°C
European/ATEX Ex II 1 G
EEx ia IIC T4
LCIE 04ATEX6042X
T4 @ -40°C ≤ Ta ≤ 100°C
Ex II 3 G
EEx nL IIC T4
LCIE 04ATEX6041X
T4 @ -40°C ≤ Ta ≤ 100°C
IECEx Ex ia IIC T4
IEC Ex LCI 06.0003X
Ex nL IIC T4
IEC Ex LCI 06.0002X
T4 @ -40°C ≤ Ta ≤ 100°C
Brazil BR-Ex ia IIC T4
MC, AEX-8101-X
T4 @ -40°C ≤ Ta ≤ 100°C

Environmental Limits

Operating Temperature Range −55 °C to +121 °C (−67 °F to +250 °F).
Shock Survivability 5000 g peak, maximum
Relative Humidity To 100% non-submerged; case is hermetically-sealed.
Base Strain Sensitivity 0.005 in/s/μstrain.
Magnetic Field Susceptibility <51 μin/s/gauss (50 gauss, 50-60Hz).

Physical

Weight 142 grams (5.0 oz), typical.
Diameter 25.3 mm (0.995 in).
Height 63.2 mm (2.49 in).
Case Material 304L stainless steel.
Connector 2-pin Mil-C-5015 hermetically-sealed, 304 stainless steel shell.
Mounting Torque 46 kg cm (40 in-lb) max.
Polarity Pin A goes positive with respect to pin B when the sensor case motion is toward the connector.

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Descriptions English
330500 Velomitor Piezo-Velocity Sensor Datasheet acrobat-reader
Housings for Proximitor Sensors and Interface Modules acrobat-reader
ORBIT 330500 Velomitor Piezo-Velocity Sensor acrobat-reader


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