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- Bently Nevada
- 3500/40M 126615-01
- Proximitor Monitor I/O Module
- USA
- 241.3 mm × 24.4 mm × 241.8 mm
- 0.91kg
- 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
Model: 3500/40M 126615-01
Type: Proximitor I/O Module
Brand: Bently Nevada
Series: 3500 Machinery Protection System
2. Product Introduction
The 3500/40M 126615-01 is a high-performance Proximitor I/O Module designed to provide precise, reliable, and continuous monitoring of critical machinery vibration and position parameters. It accepts input from proximity probes and velocity sensors, converts and conditions signals to measure parameters like vibration velocity, shaft displacement, eccentricity, and expansion. This module plays a vital role in predictive maintenance and machinery protection systems, enabling early fault detection and reducing unplanned downtime.
Engineered to meet rigorous industrial standards, the 3500/40M offers robust performance in harsh environments while maintaining ease of integration with existing control systems. It is rack-mounted within the Bently Nevada 3500 Series enclosure, supporting hot-swappable maintenance and flexible output configurations.
3. Product Applications
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Power Generation: Monitoring turbines, generators, and pumps for early detection of mechanical faults.
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Oil & Gas: Ensuring reliable operation of compressors, drilling equipment, and rotating machinery.
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Petrochemical Plants: Vibration and position monitoring of critical rotating assets like pumps and compressors.
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Water Treatment Facilities: Reliable pump and motor protection through continuous condition monitoring.
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Manufacturing & Industrial Plants: Safeguarding large rotating equipment from unexpected failure.
4. Product Advantages
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High Accuracy: Equipped with 16-bit ADC ensuring precise signal digitization with low noise and high linearity.
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Multiple Sensor Compatibility: Supports Bently Nevada 3300 XL proximity probes and velocity sensors.
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Hot-Swappable: Enables module replacement or maintenance without system downtime.
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Flexible Outputs: Analog 4–20 mA and RS-485 Modbus RTU for easy integration with various monitoring and control platforms.
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Rugged Design: Durable construction designed for harsh industrial environments, with wide temperature operating range.
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API 670 Compliant: Meets industry standards for rotating machinery protection systems.
5. Detailed Specifications
| Parameter | Specification |
|---|---|
| Model | 3500/40M 126615-01 |
| Input Channels | 4 differential inputs |
| Sensor Compatibility | Bently Nevada 3300 XL proximity probes, 330500 velocity sensors |
| Measurement Parameters | Vibration velocity, shaft displacement, eccentricity, expansion |
| Sensitivity | 3.94 mV/μm or 7.87 mV/μm depending on sensor |
| Frequency Response | 0.1 Hz to 10 kHz |
| Output Signals | 4–20 mA analog, RS-485 Modbus RTU |
| Power Consumption | 7.7 W typical |
| Operating Temperature | –40°C to +85°C |
| Dimensions (HxWxD) | 241.3 mm × 24.4 mm × 241.8 mm |
| Weight | 0.91 kg |
| Isolation Voltage | 1000 VDC (input/output to ground) |
| LED Indicators | Power, communication, channel fault |
| Mounting | Rack-mounted in 3500 Series enclosure |
| Certifications | API 670 compliant, CE, RoHS |
6. Related and Popular Models
Related Models (Same Series or Function)
| Model | Input Channels | Sensor Compatibility | Outputs | Notes |
|---|---|---|---|---|
| 3500/40M 126615-01 | 4 | Proximity, velocity sensors | Analog, digital | Standard 4-channel input module |
| 3500/40M 125680-01 | 4 | Proximity, velocity sensors | Analog, digital | Similar vibration monitoring |
| 3500/44M 140734-03 | 4 | Proximity, velocity, accelerometer | Analog, digital | Suited for aero-derivative turbines |
| 3500/42M 140734-02 | 4 | Proximity, velocity sensors | Analog, digital | Includes Modbus RTU communication |
| 3500/46M 140734-06 | 4 | Proximity, velocity sensors | Analog, digital | Designed for hydro machinery |
Popular Models (Same Brand)
| Model | Input Channels | Sensor Type | Output Type | Application Focus |
|---|---|---|---|---|
| 3500/32M | 4 | Temperature sensors | Analog | Temperature monitoring |
| 3500/33 | 4 | Temperature sensors | Analog | Dedicated temperature module |
| 3500/60 | 8 | Temperature sensors | Analog | Extended temperature monitoring |
| 3500/61 | 8 | Temperature sensors | Analog | High-temperature environments |
| 3500/77M | 8 | Temperature sensors | Analog | High-temp zone monitoring |
7. Frequently Asked Questions (QA)
Q1: What sensors can I connect to the 3500/40M 126615-01?
A1: It supports Bently Nevada 3300 XL proximity probes and 330500 velocity sensors.
Q2: How many input channels are available?
A2: The module provides 4 differential input channels for simultaneous sensor monitoring.
Q3: What types of measurements does this module provide?
A3: It measures vibration velocity, shaft displacement, eccentricity, and differential expansion.
Q4: What outputs are supported for integration?
A4: Outputs include 4–20 mA analog signals and RS-485 Modbus RTU digital communication.
Q5: Can I replace this module without shutting down the system?
A5: Yes, the 3500/40M is hot-swappable, allowing maintenance without interrupting system operation.
Q6: What is the operating temperature range?
A6: The module functions reliably between –40°C and +85°C.
Q7: What are the physical dimensions and weight of this module?
A7: Dimensions are 241.3 mm high, 24.4 mm wide, 241.8 mm deep, with a weight of approximately 0.91 kg.
Q8: Is the module compliant with industry standards?
A8: Yes, it meets API 670 machinery protection standards and is CE and RoHS certified.
Q9: How do I install the 3500/40M 126615-01?
A9: It is rack-mounted within the Bently Nevada 3500 series enclosure.
Q10: Are there any diagnostic indicators to help with troubleshooting?
A10: Yes, the module includes LEDs indicating power status, communication activity, and channel faults.
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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.
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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.
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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.