Overview
Specification
| Parameter | Specification |
|---|---|
| Manufacturer | Bently Nevada |
| Series | 3300 XL |
| Model Number | 330850‑51‑05 |
| Product Type | Proximity Transducer / Proximitor Sensor |
| Measurement Technology | Eddy current, non-contact |
| Compatible Probe Size | 11 mm proximity probes |
| Typical Linear Range | ±5.08 mm (±200 mils) |
| Linear Range Start | ~0.63 mm from target |
| Output Scale Factor | 1 V/mm nominal |
| Deviation from Straight Line (DSL) | ±0.127 mm (±5 mils) typical |
| Frequency Response | 0–2.7 kHz typical |
| Power Supply | -17.5 Vdc to -26 Vdc |
| Power Consumption | ≤ 12 mA |
| Output Resistance | 50 Ω |
| Recommended Cable Type | Shielded triad (0.2–1.5 mm²) |
| Maximum Cable Length | 305 m (1000 ft) |
| Target Size | ≥ 19 mm (0.75 in) diameter flat steel target |
| Operating Temp – Sensor | -51°C to +100°C (-60°F to +212°F) |
| Operating Temp – Probe/Cable | -35°C to +120°C (-31°F to +248°F) |
| Certifications | CE, FCC, RoHS; optional hazardous area approvals |
| Environmental Protection | Vibration, moisture, and RFI/EMI tolerant |
| Mounting | Panel or DIN‑rail mount |
FAQ
A1: The 330850‑51‑05 provides a ±5.08 mm (±200 mils) linear range.
Q2: Is this sensor compatible with older Bently Nevada 3300 XL systems?
A2: Yes, it is fully compatible with standard 3300 XL modules and racks.
Q3: What output signal does this sensor provide?
A3: It delivers a nominal 1 V/mm proportional voltage output.
Q4: Can it tolerate harsh industrial environments?
A4: Yes, it withstands vibration, moisture, RFI/EMI, and high temperatures.
Q5: What machinery typically uses this sensor?
A5: It is commonly installed on turbines, generators, and compressors for shaft displacement monitoring.
Q6: How long can the extension cable be?
A6: Shielded cable lengths up to 305 m (1000 ft) are supported without performance loss.
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