Bently Nevada 3500/25 149369-01 Enhanced Keyphasor Module
3500/25 Keyphasor Module gas turbine diagnostics
phase measurement Bently Nevada 3500 rack
steam turbine protection once-per-turn signal
Τόπος καταγωγής:
ΗΠΑ
Μάρκα:
Bently Nevada
Αριθμό μοντέλου:
3500/25 149369-01
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Λεπτομέρειες προιόντος
Μοντέλο:
3500/25 149369-01
Χώρα προέλευσης:
ΗΠΑ
Τόπος αποστολής:
Xiamen, Κίνα
ΑΠΟΣΤΟΛΗ:
TNT, DHL, FedEx, EMS, UPS
MOQ:
1 τεμάχιο
Συσκευασία:
Πρωτότυπη νέα συσκευασία
Εκτιμώμενο μέγεθος αποστολής:
2,5x25,5x12 εκ
βάρος:
0,32 κιλά
Επισημαίνω:
3500/25 Keyphasor Module gas turbine diagnostics
,phase measurement Bently Nevada 3500 rack
,steam turbine protection once-per-turn signal
Όροι πληρωμής & ναυτιλίας
Ποσότητα παραγγελίας min
1
Τιμή
66USD
Συσκευασία λεπτομέρειες
Ολοκαίνουργιο και πρωτότυπο
Χρόνος παράδοσης
2-3 εργάσιμες
Όροι πληρωμής
T/T
Δυνατότητα προσφοράς
σε απόθεμα
Συγγενικά προϊόντα
Βίντεο
Bently Nevada 3500/93 135785-02 Back-lighted LCD System Display API 670 Compliant with IP65 Rating
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Bently Nevada 3500/25 149369-01 Enhanced Keyphasor Module
| Category | Specification Details |
|---|---|
| Product Name | 3500/25 Enhanced Keyphasor Module |
| Main Board Part Number | 149369-01 (Replaces 125792-01) |
| Module Type | Half-height (Occupies 1 horizontal slot) |
| Number of Channels | 2 Channels per module |
| Input Sensors | Proximitor Sensors or Magnetic Pickups |
| Input Signal Range | 0 to -24 Vdc or +12.0 Vdc to -12.0 Vdc |
| Input Impedance | 21.8 kΩ (Typical) |
| Frequency Range | 1 RPM to 120,000 RPM (0.017 Hz to 20,000 Hz) |
| Speed Accuracy | Depends on system configuration |
| Phase Accuracy | ±1 degree up to 120,000 RPM |
| Power Consumption | Depends on system configuration |
| Operating Temp | -30°C to +65°C (-22°F to +150°F) |
| Storage Temp | -40°C to +85°C (-40°F to +185°F) |
| Humidity | 95% Non-condensing |
For inquiries, please contact:
Contact: Miya Zheng
Email: sales@amikon.cn
WhatsApp: +86 180 2077 6792
Key Features
- Enhanced Signal Conditioning
The module provides advanced tachometer signal conditioning, processing once-per-turn or multi-event-per-turn signals from proximity probes or magnetic pickups. It ensures clean, noise-filtered inputs for precise vector parameter measurements. - High-Precision Vector Analysis
Specifically designed to provide a "Keyphasor" reference, enabling the system to measure 1X vibration amplitude and phase. This reference is critical for determining the relative timing of vibration peaks during rotor rotation. - Versatile Sensor Compatibility
In most setups, this module works with different types of industrial transducers, usually Proximitor sensors and also magnetic pickups. Nothing too complicated here, it just accepts both depending on how the system is built.
The input side is fairly stable, with a typical impedance around 21.8 kΩ, which helps keep the signal clean even when cable runs get longer or the environment is a bit noisy. In real plant conditions, that kind of stability is usually what people care about more than anything else.
- Space-Efficient Half-Height Design
Utilizing a half-height form factor, the 3500/25 allows for two modules to be installed in a single 3500 rack slot, maximizing the density of your machinery protection system without requiring additional rack space. - API 670 Compliance & Reliability
Fully compliant with the American Petroleum Institute (API) 670 standards for machinery protection. It offers the reliability required for integration into Emergency Shutdown Systems (ESD) and critical safety loops.
Applications
- Critical Rotating Machinery Protection
In most industrial sites, you’ll find it used on large rotating equipment like steam turbines, gas turbines, and centrifugal compressors. Basically it sits there feeding speed and phase signals into the protection system, which is what keeps real-time monitoring and trip logic working properly when something goes wrong. - Transient Data Acquisition (Bode / Polar Plots)
During start-up or coast-down, this module becomes more of a timing reference. Engineers rely on it to build Bode and Polar plots, especially when they’re checking things like resonance points or figuring out where critical speeds might show up. It’s not complex in operation, but it’s important for rotor behavior analysis. - Advanced Diagnostics & Predictive Maintenance
When it’s used together with Bently Nevada 3500 System and 3500/22M TDI plus System 1 software, it starts playing a bigger role in diagnostics. In practice, it helps pick up early signs like misalignment, unbalance, or mechanical looseness. Nothing sudden—it’s more about catching trends early using a stable phase reference. - Hydraulic and Power Plant Instrumentation
You’ll also see it in hydro units and general power generation systems. Speed range is pretty wide in real applications, from very low-speed turbines around 1 RPM up to high-speed machines going beyond 100,000 RPM. It keeps tracking steady across that whole range, which is usually what operators care about in mixed plant environments.
Frequently Asked Questions
Q1: What is the primary function of the 3500/25 149369-01 Enhanced Keyphasor Module?
A: In a 3500 rack system, this module is mainly used to generate Keyphasor signals for other monitor modules. It takes inputs from either proximity probes or magnetic pickups and turns them into once-per-turn or multi-event timing references. In practice, this is what the system uses to calculate shaft speed and phase-related values like 1X amplitude and phase. Nothing complicated on the surface, but it’s a key reference point inside the whole machinery protection setup.
Q2: Is the 3500/25 149369-01 compatible with older 3500 Keyphasor systems?
A: Yes, it is. The 149369-01 is basically the upgraded “Enhanced” version of the older Keyphasor module (like 125792-01), and in most cases it can drop straight into existing racks.
It keeps the same physical fit, so replacement is usually straightforward. The difference is more on the signal stability and conditioning side rather than system layout.
Q3: What types of sensors can be used with the 3500/25 149369-01?
A: It works with both Proximitor (eddy current) sensors and magnetic pickups, so it’s fairly flexible in real installations. Input range is wide enough for most industrial setups (0 to -24 Vdc or ±12 Vdc), so you usually don’t need special sensor matching. It’s one of those modules that just fits into standard speed/phase measurement loops.
Q4: How does 3500/25 149369-01 support diagnostics and predictive maintenance?
A: The main role here is providing a clean angular reference signal. Once that’s in place, the Bently Nevada 3500 System and System 1 software can do synchronized sampling.
That’s what makes things like Bode plots, Polar plots, and Orbit plots possible. In real use, engineers rely on that data to spot early issues like unbalance, misalignment, or even developing shaft problems before they become serious.
Q5: Can 3500/25 149369-01 handle high-speed turbomachinery?
A: Yes, it’s designed for that kind of environment. It covers a wide range from 1 RPM up to around 120,000 RPM. Phase accuracy stays pretty stable (around ±1°), so it’s commonly used on steam turbines, gas turbines, and compressors without much concern about speed range limits.
Q6: Does power consumption of 3500/25 149369-01 affect rack performance?
A: Not really in normal conditions, but it does depend on how the whole 3500 system is configured—especially sensor types and other modules in the rack. In most cases, engineers just check total rack loading during setup using configuration software, and once it’s balanced, it runs without issues. It’s more of a system-level check than a module-level concern.
Compatible Parts & Modules
| 3500/22M 288055-01 | 3500/22M 138607-01 |
| 3500/33 149986-01 | 330103-00-05-50-12-00 |
| 3500/60 163179-01 | 330703-000-060-10-02-CN |
| 3500/72M 176449-08 | 3500/53M 286566-01 |
| 3500/62 163179-03 | 330103-00-04-05-02-05 |
| 3500/40M 140734-01 | 330103-00-05-05-02-CN |
| 330500-02-00 | 330103-03-06-05-02-00 |
| 135137-01 | 330106-05-30-05-02-CN |
| 149992-02 | 330180-91-CN |
| 147663-01 | 330103-00-07-05-02-00 |
| 3500/94 145988-01 | 330930-065-01-05 |
| 140482-01 | 990-05-50-02-01 |
| 330500-00-20 | 136483-01 |
| 170133-090-00 | 81544-01 |
| 3500/32M 149986-02 | 82365-01 |
| 1900/65A 172323-01 | 82367-01 |
| 330180-X0-05 | 84147-01 |
| 125720-01 | 18622-030-01 |
| 125760-01 | 330101-30-63-10-02-CN |
| 125768-01 | 330104-03-06-05-02-00 |
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