Excellent PLC
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Bently Nevada 330850-90-05 3300 XL 25 mm Proximitor Sensor
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Description
The Bently Nevada 330850-90-05 is part of the 3300 XL 25 mm Proximitor Sensor System. It is designed for accurate non-contact measurement of differential expansion in mid-size to large steam turbine generators. With a linear range of 12.7 mm and output of 0.787 V/mm, it delivers precise monitoring of rotor-stator expansion during thermal cycles.
Technical Specifications
| Parameter | Specification |
|---|---|
| Linear Range | 12.7 mm (500 mils) |
| Scale Factor | 0.787 V/mm (20 mV/mil) |
| Power Supply | –17.5 VDC to –26 VDC |
| Temperature (Probe) | –35 °C to +200 °C (Short-term +250 °C) |
| Temperature (Sensor) | –51 °C to +100 °C |
| Frequency Response | 0 to 2.7 kHz, +0, –3 dB |
| Recommended Target Size | ≥ 61 mm diameter |
| Total Length | 9.0 meters |
| Weight | 0.255 kg (255 g) |
| Probe Tip Material | PEEK |
| Probe Case Material | AISI 304 stainless steel |
| Sensor Material | A380 aluminum |
| Cable Type | 75 Ω PFA-insulated FluidLoc cable |
| Output Resistance | 50 Ω |
| Environmental Compliance | CE, RoHS, CSA, ATEX/IECEx |
Applications
-
Steam turbine differential expansion (DE) monitoring
-
Shaft displacement and thermal growth measurement
-
Power generation and utility equipment condition monitoring
-
Large rotating machinery in oil & gas and petrochemical plants
Advantages
-
Wide linear range for accurate DE measurements
-
Durable construction withstands high temperatures and harsh environments
-
Compatible with 7200 series for easy upgrades
-
EMI/RFI immune for improved signal integrity
-
Compact Proximitor Sensor with DIN/panel mount options
-
Includes ClickLoc™ connectors for secure, tool-free installation
FAQ
Q1: What is the output signal of the 330850-90-05?
A1: It outputs 0.787 V/mm or 20 mV/mil.
Q2: What is the maximum linear range this sensor supports?
A2: 12.7 mm (500 mils).
Q3: Can the sensor operate in high-temperature environments?
A3: Yes, up to 200 °C continuously, and 250 °C intermittently for the probe.
Q4: Is this sensor compatible with older Bently Nevada systems?
A4: Yes, it is a direct replacement for the 7200 series with matching output characteristics.
Q5: What is the required power supply for this sensor?
A5: It operates on –17.5 VDC to –26 VDC.
Q6: Does this model support both DIN-rail and panel mounting?
A6: Yes, both options are available.
Q7: What is the probe’s cable insulation material?
A7: Perfluoroalkoxyethylene (PFA), known for high thermal and chemical resistance.
Q8: What material is the Proximitor sensor housing made of?
A8: A380-grade aluminum.
Q9: Is the sensor suitable for use in hazardous areas?
A9: Yes, it holds CSA, ATEX, and IECEx certifications.
Q10: What is the system’s weight with a 9.0 m total length?
A10: 0.255 kg (255 g) for the Proximitor Sensor alone.
Related Models (Same Series)
| Model Number | Description | Total Length | Weight |
|---|---|---|---|
| 330850-50-05 | 25 mm Proximitor Sensor (5m) Panel | 5.0 m | 0.255 kg |
| 330850-51-05 | 25 mm Proximitor Sensor (5m) DIN | 5.0 m | 0.255 kg |
| 330850-91-05 | 25 mm Proximitor Sensor (9m) DIN | 9.0 m | 0.255 kg |
| 330851-02-000-080-10-05 | 25 mm Probe M30x2 Thread, 80mm Length | 9.0 m | ~0.62 kg |
| 330854-080-24-05 | 25 mm Extension Cable, 8m, FluidLoc | 8.0 m | ~0.36 kg |
| 330853-01-01 | 25 mm Sliding Bracket (Short) | – | 0.58 kg |
Popular Bently Nevada Models
| Model Number | Description | Application | Weight |
|---|---|---|---|
| 3500/42M | Proximitor Seismic Monitor Module | Vibration Monitoring | 0.8 kg |
| 330104-00-10-10-02 | 8 mm Proximity Probe | Shaft Vibration Monitoring | 0.15 kg |
| 330130-040-00-00 | Extension Cable 4 m | Cable for 3300 Series Probes | 0.18 kg |
| 3500/22M | Transient Data Interface Module | Data Interface | 0.9 kg |
| 3500/15 | Power Supply Module | Power Supply | 0.7 kg |
| 330180-91-CN | 3300 XL 8 mm Proximitor Sensor | General Purpose Monitoring | 0.25 kg |
FAQ
Q1: What is the output signal of the 330850-90-05?
A1: It outputs 0.787 V/mm or 20 mV/mil.
Q2: What is the maximum linear range this sensor supports?
A2: 12.7 mm (500 mils).
Q3: Can the sensor operate in high-temperature environments?
A3: Yes, up to 200 °C continuously, and 250 °C intermittently for the probe.
Q4: Is this sensor compatible with older Bently Nevada systems?
A4: Yes, it is a direct replacement for the 7200 series with matching output characteristics.
Q5: What is the required power supply for this sensor?
A5: It operates on –17.5 VDC to –26 VDC.
Q6: Does this model support both DIN-rail and panel mounting?
A6: Yes, both options are available.
Q7: What is the probe’s cable insulation material?
A7: Perfluoroalkoxyethylene (PFA), known for high thermal and chemical resistance.
Q8: What material is the Proximitor sensor housing made of?
A8: A380-grade aluminum.
Q9: Is the sensor suitable for use in hazardous areas?
A9: Yes, it holds CSA, ATEX, and IECEx certifications.
Q10: What is the system’s weight with a 9.0 m total length?
A10: 0.255 kg (255 g) for the Proximitor Sensor alone.
Related Models (Same Series)
| Model Number | Description | Total Length | Weight |
|---|---|---|---|
| 330850-50-05 | 25 mm Proximitor Sensor (5m) Panel | 5.0 m | 0.255 kg |
| 330850-51-05 | 25 mm Proximitor Sensor (5m) DIN | 5.0 m | 0.255 kg |
| 330850-91-05 | 25 mm Proximitor Sensor (9m) DIN | 9.0 m | 0.255 kg |
| 330851-02-000-080-10-05 | 25 mm Probe M30x2 Thread, 80mm Length | 9.0 m | ~0.62 kg |
| 330854-080-24-05 | 25 mm Extension Cable, 8m, FluidLoc | 8.0 m | ~0.36 kg |
| 330853-01-01 | 25 mm Sliding Bracket (Short) | – | 0.58 kg |
Popular Bently Nevada Models
| Model Number | Description | Application | Weight |
|---|---|---|---|
| 3500/42M | Proximitor Seismic Monitor Module | Vibration Monitoring | 0.8 kg |
| 330104-00-10-10-02 | 8 mm Proximity Probe | Shaft Vibration Monitoring | 0.15 kg |
| 330130-040-00-00 | Extension Cable 4 m | Cable for 3300 Series Probes | 0.18 kg |
| 3500/22M | Transient Data Interface Module | Data Interface | 0.9 kg |
| 3500/15 | Power Supply Module | Power Supply | 0.7 kg |
| 330180-91-CN | 3300 XL 8 mm Proximitor Sensor | General Purpose Monitoring | 0.25 kg |
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Excellent PLC Co., Ltd. has a large number of brand new and original PLC and DCS spare parts, with more than 60 cooperative countries. All products are guaranteed for 1 year and delivered to you by high-quality express. We are committed to using the best products and the most favorable prices to meet the needs and friendship of our customers. We have won the trust of thousands of customers, including these excellent customers.
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