Product 描述
The Bently Nevada 330500-07-02 Velomitor Piezo-velocity Sensor is engineered for monitoring absolute casing, bearing housing, or structural vibration. This solid-state sensor utilizes piezoelectric technology and integrated electronics to /fer high reliability without moving parts, making it suitable for vertical, horizontal, or angled mounting.
Technical Specifications
| Parameter | Value |
|---|---|
| Sensitivity | 3.94 mV/mm/s (100 mV/in/s) ±5% |
| Frequency Response | 4.5 Hz to 5 kHz (±3.0 dB); 6.0 Hz to 2.5 kHz (±0.9 dB) |
| Velocity Range | 1270 mm/s (50 in/s) peak |
| Amplitude Linearity | ±2% to 152 mm/s (6 in/s) peak |
| Transverse Sensitivity | < 5% / sensitivity |
| Resonant Frequency | > 12 kHz |
| Output Bias Voltage | -12 ±3.0 VDC |
| Noise Floor (4.5 Hz to 5 kHz) | 0.004 mm/s rms (160 µin/s) nominal |
| Operating Temperature Range | -55°C to +121°C (-67°F to +250°F) |
| Shock Survivability | 5,000 g peak |
| Humidity | 100% (non-submerged, hermetically sealed) |
| Case Material | 316L stainless steel |
| Electrical Isolation | Case isolated |
| Connector | 2-pin MIL-C-5015 hermetically sealed |
| Max Cable Length | 305 m (1000 ft) |
| Diameter (Sensor Head) | 25.3 mm (0.995 in) |
| Height | 63.2 mm (2.49 in) |
| 重量 | 0.142 kg (5.0 oz) |
Applications
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Vibration monitoring on bearing housings and machine casings
-
状态 monitoring / motors, pumps, compressors, and turbines
-
OEM and retr/it machine health monitoring systems
-
Installations requiring high shock resistance and EMI protection
Product Advantages
-
High Reliability: Solid-state design with no moving parts
-
Wide Frequency Range: Suitable for a broad range / vibration monitoring needs
-
Compact Design: Ideal for installations with space limitations
-
Harsh Environment Ready: Operates in extreme temperatures and humidity
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Multiple Mounting Options: Adaptable for vertical, horizontal, and angled mounting
-
Explosion Pro/ Approvals: Certified for hazardous environments (CSA, ATEX, IECEx)
FAQs
Q1: What type / vibration does the 330500-07-02 measure?
A1: It measures absolute velocity vibration on machine surfaces like bearing housings or casings.
Q2: Can the sensor be mounted in any orientation?
A2: Yes, the sensor supports vertical, horizontal, or angled mounting.
Q3: What is the operating temperature range?
A3: The sensor operates reliably from -55°C to +121°C.
Q4: Is it suitable for hazardous locations?
A4: Yes, it has CSA, ATEX, and IECEx certifications for Class I Div 1, Div 2, Zone 0/1, and Zone 2 areas.
Q5: What is the recommended cable length for optimal signal quality?
A5: Up to 305 meters (1000 ft) with specified cable without signal degradation.
Q6: What is the sensor’s shock survivability?
A6: It can withstand up to 5,000 g peak.
Q7: What materials are used in the sensor body?
A7: The housing is made from 316L stainless steel, ensuring corrosion resistance.
Q8: Can the sensor be used in submerged applications?
A8: No, it is hermetically sealed for 100% humidity but not intended for full submersion.
Q9: What connector type does the sensor use?
A9: A 2-pin MIL-C-5015 connector is standard.
Q10: Does the sensor output require special conditioning?
A10: No, it includes integrated electronics and outputs directly usable piezo-velocity signals.
Related or Similar Bently Nevada 型号s
| 型号 Number | 描述 | Sensitivity | Frequency Response | 重量 |
|---|---|---|---|---|
| 330500-07-01 | Standard version, different mount | 100 mV/in/s | 4.5 Hz – 5 kHz | 0.142 kg |
| 330525-01-02 | With 1/4-18 NPT mount | 100 mV/in/s | 4.5 Hz – 5 kHz | 0.145 kg |
| 330400 | Low pr/ile Velomitor sensor | 100 mV/in/s | 5 Hz – 2 kHz | 0.100 kg |
| 330750 | High temperature version | 100 mV/in/s | 4.5 Hz – 5 kHz | 0.150 kg |
| 991-01-70-01-00 | Industrial velocity transducer | 100 mV/in/s | 10 Hz – 1.5 kHz | 0.130 kg |
| 21128-01-02 | Housing assembly with 330500 sensor | — | — | 0.350 kg |
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|---|---|---|---|
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| 330130-040-00-00 | Extension Cable for Proximity Transducers | Signal connection | 0.2 kg |
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