Overview
Specification
| Parameter | Specification |
|---|---|
| Model Number | 330878‑90‑05 |
| Sensor Type | 3300 XL Proximity Transducer (Proximitor) |
| Sensing Range | Up to 2.0 mm linear gap measurement (80 mils) typical |
| Sensitivity | 7.87 mV/µm (200 mV/mil) typical |
| Frequency Response | DC to 10 kHz |
| Power Supply | -18 VDC to -24 VDC range |
| Output Signal | Differential AC voltage proportional to target displacement |
| Linearity | ±1% full‑scale typical |
| Transverse Sensitivity | <5% (nominal) |
| Operating Temperature | -35°C to +177°C (-31°F to +351°F) |
| Storage Temperature | -55°C to +125°C (-67°F to +257°F) typical |
| Environmental Protection | IP65 or better (tried and tested for industrial use) |
| Shock Resistance | High immunity to industrial shock loads |
| Vibration Resistance | 20 g, 10‑500 Hz typical |
| Probe Tip Material | 316L stainless steel |
| Mounting Thread | M10 x 1.0 typical for probe mount |
| Connector Type | Miniature coaxial compatible |
| Cable Length | Standard 5 m system, customizable as needed |
| Weight | Approx. 0.25–0.6 kg depending on configuration |
| System Compatibility | Bently Nevada 3300 XL Machinery Protection System |
| Pressure Rating | Up to ~400 psi (27.6 bar) in sealed installations |
| RFI/EMI Immunity | Enhanced design supports CE and industrial EMI standards |
FAQ
A1: It measures precise, non-contact shaft displacement and vibration in rotating machinery.
Q2: Can this sensor operate in extreme temperatures?
A2: Yes, it works reliably from -40°C to 120°C (-40°F to 248°F).
Q3: Is it compatible with the Bently Nevada 3300 XL system?
A3: Absolutely. It integrates seamlessly for continuous machinery monitoring.
Q4: How does it support predictive maintenance?
A4: By providing real-time shaft displacement and vibration data, it allows early fault detection.
Q5: Can the cable length be customized?
A5: Yes, the standard 3-meter cable can be extended or modified for installation needs.
Q6: What makes this sensor suitable for harsh environments?
A6: IP65 protection, stainless steel housing, and shock/vibration resistance ensure long-term reliability.
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