Product Overview
The Bently Nevada 991-01-XX-01-05 991 Thrust Sensor is a loop-powered, two-wire transmitter specifically designed for thrust position monitoring in rotating machinery. It provides a 4–20 mA output proportional to the measured shaft position, allowing easy integration into control and protection systems without the need for complex rack-based monitoring.
Key Features
-
2-wire, loop-powered thrust sensor transmitter
-
Provides 4–20 mA output proportional to shaft thrust position
-
Compatible with Bently Nevada proximity probes and extension cables
-
PROX OUT terminal for vibration and gap voltage signal access
-
Zero and span potentiometers for field calibration
-
Fault detection and “Not OK” status indication
-
DIN rail or bulkhead mounting options
-
Rugged design for industrial applications
Technical Specifications
| Item | Specification |
|---|---|
| メーカー | Bently Nevada |
| 型番 | 991-01-XX-01-05 |
| Series | 991 Thrust Sensor |
| Product Type | Thrust position transmitter |
| Dimensions | 100.1 x 73.9 x 53.3 mm |
| 重量 | 0.43 kg |
| Power Supply | +12 to +35 V DC |
| Output | 4–20 mA proportional to thrust position |
| Measurement Range | 0–2 mm or per probe configuration |
| Frequency Response | DC to 600 Hz |
| Loop Accuracy | ±1.5% / full scale |
| Max Loop Resistance | 1,000 Ω at 35 V DC |
| Probe Compatibility | Bently Nevada proximity probes and extension cables |
| Operating Temperature – Transmitter | –35 °C to +85 °C |
| Operating Temperature – Probe | –52 °C to +177 °C |
| Relative Humidity | 0–100%, condensing |
| Mounting Options | DIN rail or bulkhead mounting |
Industry Applications
-
Steam turbines and gas turbines
-
Compressors and pumps
-
Electric motors and generators
-
Thrust position monitoring in critical machinery
-
Oil & gas and petrochemical plants
-
Power generation and industrial utilities
-
OEM machinery protection systems
よくある質問 (FAQ)
Q1: What is the main function / the 991 Thrust Sensor?
It measures thrust position and provides a 4–20 mA output proportional to shaft displacement.
Q2: Is this device compatible with Bently Nevada proximity probes?
Yes, it works with Bently Nevada proximity probes and extension cables.
Q3: How is the 991-01-XX-01-05 powered?
It is loop-powered with a supply / +12 to +35 V DC.
Q4: Does it include diagnostics?
Yes, it provides “Not OK” indication and probe fault detection.
Q5: Can it output both vibration and position signals?
Yes, it features a PROX OUT connection for vibration and gap signals.
Q6: What mounting options are available?
It supports DIN rail and bulkhead mounting.
Q7: What industries commonly use this thrust sensor?
It is widely used in oil & gas, petrochemical, and power generation industries.
Q8: Can it replace a rack-based monitoring system?
Yes, it /fers a cost-effective solution where full rack-based monitoring is not required.
Related Bently Nevada Modules
| モデル | 説明 |
|---|---|
| 991-02-XX-01-05 | Thrust sensor, alternative configuration |
| 991-03-XX-01-05 | Thrust sensor, extended measurement range |
| 990-05-XX-01-00 | Standard 990 series vibration transmitter |
| 991-04-XX-01-05 | Thrust sensor for OEM applications |
| 3300 NSv Probe | Compatible proximity probe |
| 330930 Extension Cable | Proximity probe extension cable |
Popular Bently Nevada Modules
| モデル | 説明 |
|---|---|
| 3500/40M | Proximitor®/Seismic monitoring module |
| 3500/42M | Vibration monitoring module |
| 3500/92 | Communication gateway module |
| 330104-00-12-10-02-05 | 3300 XL 8 mm proximity probe |
| 330708-00-20-50-02-05 | 3300 XL 11 mm proximity probe |
| 330130-045-01-05 | 3300 XL extension cable |
会社情報
E-mail: [email protected]
Mobile：メールでのお問い合わせ
Whatsapp：メールでのお問い合わせ
Add: 中国福建省廈門市思明区呂嶺路2号 阿里山ビル 〒361006
サービス内容
当社は産業用オートメーション部品の供給を専門としており、1年間の保証を提供しております。当社の産業用オートメーション部品は世界中に販売されています。
当社は様々な国やメーカーの機器及びスペアパーツを提供し、複数拠点でのご不安や品質問題を解消するとともに、大きな価格メリットを実現しております。
製品詳細については、お気軽にお電話にてお問い合わせください。
