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Bently Nevada
Bently Nevada 3300 XL 50 mm Proximity Transducer System
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Ключевые параметры
Measuring range
Linear range 27.9 mm (1100 mils) — longest in Bently eddy-current line; recommended gap approx. 1.3–29.2 mm yielding approx. −1.5 to −12.5 Vdc
Accuracy
Average Scale Factor (ASF) 394 mV/mm (10 mV/mil) nominal; relative humidity <3% ASF change per IEC 68-2-66 test
Output
Proximitor voltage output identical to 7200 / 50 mm DE Integral (0.394 V/mm); SpringLoc field wiring
Supply
−17.5 to −26 Vdc without barriers at 12 mA max; −23 to −26 Vdc with barriers
Approvals
CE
Mounting
Thread options including 1/2-20 and M14×1.5; sliding-bracket accessories; replaces 7200 50 mm systems
| Параметр | Значение |
|---|---|
| Measuring range | Linear range 27.9 mm (1100 mils) — longest in Bently eddy-current line; recommended gap approx. 1.3–29.2 mm yielding approx. −1.5 to −12.5 Vdc |
| Accuracy | Average Scale Factor (ASF) 394 mV/mm (10 mV/mil) nominal; relative humidity <3% ASF change per IEC 68-2-66 test |
| Output | Proximitor voltage output identical to 7200 / 50 mm DE Integral (0.394 V/mm); SpringLoc field wiring |
| Supply | −17.5 to −26 Vdc without barriers at 12 mA max; −23 to −26 Vdc with barriers |
| Approvals | CE |
| Mounting | Thread options including 1/2-20 and M14×1.5; sliding-bracket accessories; replaces 7200 50 mm systems |
| Sensor type | 3300 XL 50 mm eddy-current proximity transducer system (probe + extension cable + Proximitor Sensor) for differential/rotor expansion |
| Notes | Specs from Bently Nevada / Baker Hughes Datasheet 174014 Rev. L (3300 XL 50 mm Proximity Transducer System). |
| Probe Temperature | Operating/storage −35 to +200 °C; short-term to +250 °C <24 h |
| Proximitor Temperature | Operating −51 to +100 °C; storage −51 to +105 °C |
| Extension Cable Temperature | −51 to +200 °C |
| Target Material | Factory calibrated to AISI 4140 steel by default; other targets on request |
| Probe Materials | Tip PPS; case AISI 304 SST; 75 Ω triaxial PFA FluidLoc cable; Proximitor A380 aluminum |
| System Length | 5 or 9 m including extension cable; probe lengths 1/5/9 m |
| Electrical Classification | European CE mark; improved RFI/EMI immunity for CE without special mounting |