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- Overview
- Specifications
- Description
- Applications
- Maintenance and Troubleshooting
- FAQ
- Recommended Products
Overview
Place of Origin: |
USA |
Brand Name: |
Bently Nevada |
Model Number: |
3500/42 176449-02 +128229-01 |
Packaging Details: |
Original new Factory Sealed |
Delivery Time: |
5-7 days |
Payment Terms: |
T/T |
Supply Ability: |
In stock |
Specifications
|
Product Name |
3500/42 176449-02 + 128229-01 |
|
Type |
Proximitor Seismic Monitor |
|
Dimensions |
2.5x25.6x24 cm |
|
Weight |
0.86 kg |
|
Configuration |
Prox/Accel Velomitor |
|
Supply Voltage |
23.9 V |
|
Supply Current |
45.5 mA |
|
Power Consumption |
1.09 W |
|
Operating Temperature (Standard I/O) |
-30°C to +65°C |
|
Operating Temperature (Internal Barrier I/O) |
0°C to +65°C |
|
Storage Temperature |
-40°C to +85°C |
|
Humidity |
95% non-condensing |
|
Rack Space Requirement |
1 full-height front slot |
|
Radial Vibration Direct Filter |
-3 dB at 4 Hz to 4000 Hz or 1 Hz to 600 Hz (±1% accuracy, user-programmable) |
|
Radial Vibration Gap Filter |
-3 dB at 0.09 Hz |
|
Radial Vibration Not 1X Filter |
60 cpm to 15.8× running speed; Constant Q notch; ≥34.9 dB rejection |
|
Radial Vibration Smax |
0.125 to 15.8× running speed |
|
Radial 1X/2X Vector Filter |
Constant Q; ≥57.7 dB rejection |
|
Thrust & Differential Expansion Accuracy |
±0.33% full-scale typical; ±1% maximum |
|
Thrust & Differential Direct Filter |
-3 dB at 1.2 Hz |
|
Thrust & Differential Gap Filter |
-3 dB at 0.41 Hz |
|
Direct & Gap Accuracy |
±0.33% full-scale typical; ±1% maximum |
|
1X & 2X Accuracy |
±0.33% full-scale typical; ±1% maximum |
|
Smax Accuracy |
±5% maximum |
Description
The Bently Nevada 3500/42 176449-02 +128229-01 is a high-performance Proximitor Seismic Monitor designed for signal processing of eddy current probes, accelerometers, and velocity sensors. This module integrates digital filtering technology to monitor radial vibration, axial displacement, and differential expansion in real time, ensuring the safe operation of large rotating machinery.
Applications
Steel rolling mills: Monitor journal vibration of large main drive motors and gearboxes, using high-precision radial filters to prevent mechanical damage caused by imbalance or misalignment.
Oil and gas refineries: Operate in critical centrifugal compressor units, monitoring axial displacement (thrust) and Smax trajectory in real time to ensure high-speed rotating components operate within safe clearances.
Coal power plants: Integrated into turbine generator set protection systems, using 1X/2X vector filtering technology for order tracking analysis to ensure thermal dynamic balance during unit start-up and shutdown.
Large fertilizer plants: Deployed in turbine-driven pump units of ammonia synthesis plants, using differential expansion monitoring to prevent thermal collisions between the rotor and casing.
Mining processing plants: Monitor bearing vibration of heavy-duty crushers or hoists, utilizing their wide-temperature operating characteristics to ensure continuous operation of heavy-duty equipment in variable environments.
Maintenance and Troubleshooting
FAQ
Q: Can the 3500/42 176449-02 +128229-01 monitor radial vibration and axial displacement simultaneously?
A: Yes. Each channel can be independently configured for vibration, displacement, or seismic measurements.
Q: Is the “Radial Vibration Direct Filter” on the 3500/42 176449-02 +128229-01 user-programmable?
A: Yes. It supports selectable ranges of 4 Hz–4000 Hz or 1 Hz–600 Hz.
Q: What is the Smax measurement accuracy of the 3500/42 176449-02 +128229-01?
A: Maximum error is ±5% across the full range for reliable rotor dynamics analysis.
Q: Will the 3500/42 176449-02 +128229-01 be damaged at 95% humidity?
A: No. It supports non-condensing 95% humidity; controlled cabinets are recommended in harsh environments.
Q: Does the 3500/42 176449-02 +128229-01 require preheating at -30°C?
A: No. It starts directly and maintains accuracy from -30°C to +65°C.
