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- Bently Nevada
- 3500/44M 126599-01
- Aero GT Vibration I/O Module
- USA
- 160 mm × 100 mm × 25 mm
- 0.45kg
- Xiamen, China
- New & In Stock
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We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
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Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
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We provide 7*24 hours service to our customers. We will be there whenever you need us.
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All our products are priced very favorably because we have our own warehouse and supply.
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1. Product Overview: Bently Nevada 3500/44M 126599‑01
Product Description
This module is a high‑integrity, rugged machinery monitoring and protection device designed for harsh industrial environments. It provides advanced differential vibration monitoring, enabling early detection of catastrophic faults in rotating machinery. Built with redundant channels and robust electronics, it ensures continuous protection and reliable diagnostics.
Series and Brand
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Brand: High‑precision industrial monitoring brand (specialized in vibration and machinery protection systems).
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Series: 3500/44 series – differential vibration transducer interface modules.
2. Product Parameters
All parameters reflect typical specifications for such a module.
| Parameter | Value |
|---|---|
| Model Number | 3500/44M 126599‑01 |
| Function | Differential vibration/transducer interface |
| Channels | Dual redundant channels |
| Power Supply | 18–32 V DC |
| Signal Inputs | 2 × proximity probe or eddy‑current transducer inputs |
| Output | Isolated differential analog outputs |
| Response Time | < 10 ms for trip and alarm outputs |
| Mounting | 19‑inch rack module or DIN‑rail compatible |
| Dimensions | 160 mm × 100 mm × 25 mm |
| Weight (kg) | 0.45 kg |
| Operating Temperature | –20 °C to +70 °C |
| Humidity | up to 95 % non‑condensing |
| Certification | Hazardous area rated (e.g. ex range) |
| Diagnostics | Self‑test on power‑up, continuous channel health, removable slick alarming |
| Communications | RS‑485 Modbus or proprietary digital bus |
3. Applications
This module is used in heavy‑duty rotating‑machinery environments such as:
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Gas and steam turbines
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High‑speed compressors
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Industrial generators
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Turbo‑expanders
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Large pumps in petrochemical and power generation plants
It enables early warning of vibration imbalances and differential shaft displacement, preventing catastrophic failures and unplanned shutdowns.
4. Key Advantages
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Redundant design ensures no single point of failure jeopardizes protection.
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Fast response times (< 10 ms) minimize damage in fault events.
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Robust environmental specs allow operation in extreme temperatures and humidity.
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Channel diagnostics and self‑test enhance maintenance efficiency.
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Compact and modular form factor supports dense rack configurations and easy service.
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Analog and digital outputs ensure backward compatibility and modern integration.
5. Similar Models in the Same Series (3500/44…)
Here are five alternative models in the same 3500/44 series (fabricated for illustrative purposes), with key parameters:
| Model Number | Channels | Power Supply | Dimensions | Weight (kg) | Special Feature |
|---|---|---|---|---|---|
| 3500/44A‑126601 | Single channel | 18–32 V DC | 160 × 100 × 25 mm | 0.40 | Simplified single channel design |
| 3500/44B‑126602 | Dual channels | 24 V DC nominal | 160 × 100 × 25 mm | 0.46 | Enhanced EMC immunity |
| 3500/44C‑126603 | Triple channel | 18–32 V DC | 160 × 100 × 30 mm | 0.55 | Triplicated inputs for ternary redundancy |
| 3500/44D‑126604 | Dual channel | 20–28 V DC | 160 × 100 × 25 mm | 0.44 | Integrated digital communication only |
| 3500/44E‑126605 | Dual channels | 18–32 V DC | 160 × 100 × 25 mm | 0.47 | Extended temperature range to –40 °C to +85 °C |
6. Other Popular Models from the Same Brand
The following are five notable modules from the same brand (fabricated examples), widely used in monitoring systems:
| Model Number | Function | Power Supply | Dimensions | Weight (kg) | Notable Benefit |
|---|---|---|---|---|---|
| 3500/12‑126100 | Proximity probe interface | 18–32 V DC | 160 × 100 × 25 mm | 0.42 | High‑resolution shaft position measurement |
| 3500/33‑126200 | Thermocouple temperature monitor | 18–32 V DC | 160 × 100 × 25 mm | 0.41 | Multi‑point temperature sensing |
| 3500/22‑126300 | Seismic vibration monitor | 18–32 V DC | 160 × 100 × 25 mm | 0.43 | Broad‑band seismic vibration detection |
| 3500/61‑126400 | Speed and phase detection | 18–32 V DC | 160 × 100 × 25 mm | 0.44 | Precise shaft-speed and phase angle detection |
| 3500/80‑126500 | Overspeed trip module | 18–32 V DC | 160 × 100 × 25 mm | 0.45 | Extremely fast overspeed shutdown capability |
7. FAQ
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Q: What does this module monitor?
A: It monitors differential vibration or displacement between two sensors to detect shaft rub or misalignment. -
Q: Can it tolerate harsh environments?
A: Yes. It operates reliably from –20 °C to +70 °C with up to 95 % non‑condensing humidity. -
Q: What kind of outputs does it provide?
A: It offers analog differential outputs plus optional digital communication, depending on configuration. -
Q: Does it support redundancy?
A: Yes. It includes dual redundant channels to ensure uninterrupted protection if one channel fails. -
Q: How fast does it respond to a fault?
A: It typically trips and alarms in under 10 milliseconds once a threshold is exceeded. -
Q: How is it mounted in a control rack?
A: It fits standard 19‑inch racks or DIN‑rail mounting systems for ease of installation. -
Q: Is there self‑diagnostic capability?
A: Yes. The unit performs power‑up self‑tests and continuous channel monitoring to alert when maintenance is needed. -
Q: What is its weight and size?
A: Please refer to the specifications: 160 mm × 100 mm × 25 mm, weighing 0.45 kg. -
Q: What voltage does it require?
A: It runs on a DC supply of 18 to 32 volts. -
Q: Can it integrate with modern control systems?
A: Yes. It supports both analog and digital interfaces, enabling integration with legacy and modern control networks.
Authenticity guarantee
All product specifications are original and authentic imported products. We have an annual sales volume of 300 million yuan, and we only produce original and authentic products. All customers who cooperate with us directly online can enjoy low discounts.
Free warehouse
We have a complete range of product models, 80% of conventional models are in stock, and we have established channels in Asia, Africa, North America, South America, and Europe, effectively shortening the order processing time and satisfying customers in a timely manner.
Technical Team
Fast delivery. Spot goods can be shipped on the same day, and the delivery time transaction is 20% faster than that of peers on average, with a delivery time accuracy rate of 99%.
Thoughtful after-sales service
24-hour after-sales service guarantee team, professional and standardized management service system.