Bently Nevada 3500/32M 149986-02+125720-01 Relay Module
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8615305023276 | |||||||
| +8615305023276 | ||||||||
| 15305023276 | ||||||||
| Add to | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||

Bently Nevada 3500/32M 149986-02+125720-01 Relay Module
Product Overview
The Bently Nevada 3500/32M 149986-02+125720-01 Relay Module is a critical part of the Bently Nevada 3500 Machinery Protection System. It provides relay outputs for alarm and shutdown functions, supporting up to four relays that can be assigned to Alert, Danger, or custom logic. With its configurable logic, fail-safe design, and robust industrial-grade construction, the module ensures reliable machinery protection under demanding conditions. The included 125720-01 I/O module provides the electrical interface between the relay module and field wiring, ensuring dependable connectivity and performance.
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Main Features
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Four independent relays with configurable assignment
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Fail-safe design to maintain machinery protection in case of power loss or module fault
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Relay contact options supporting both Normally Open (NO) and Normally Closed (NC) circuits
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Hot-swappable module design for replacement without shutting down the rack
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Flexible relay logic for alarm, shutdown, and custom trip applications
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Integrated with 125720-01 I/O module for secure wiring connections
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Designed for continuous operation in harsh industrial environments
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Technical Specifications
Dimensions and Weight
| Item | Specification |
|---|---|
| Dimensions | 241 × 24.4 × 242 mm |
| Weight | 0.37 kg |
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General Information
| Item | Specification |
|---|---|
| Manufacturer | Bently Nevada |
| Model Number | 3500/32M 149986-02+125720-01 |
| Product Type | Relay Module with I/O Interface |
| Mounting Type | Half-height, rack-mounted |
| System Use | Part of 3500 Machinery Protection System |
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Electrical Characteristics
| Item | Specification |
|---|---|
| Number of Relays | 4 independent relays |
| Relay Contact Types | Normally Open (NO) / Normally Closed (NC) |
| Contact Rating | 5 A at 24 VDC / 120 VAC |
| Relay Logic | Configurable through system software |
| Response Assignment | Alert, Danger, or custom conditions |
| I/O Module | 125720-01 for wiring interface |
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Environmental Specifications
| Item | Specification |
|---|---|
| Operating Temperature | 0°C to +65°C |
| Storage Temperature | -40°C to +85°C |
| Humidity Range | 10–90% RH (non-condensing) |
| Vibration | 5–150 Hz, 2G |
| Shock Resistance | 15G, 11 ms |
| Protection Class | IP20 |
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Industry Applications
The Bently Nevada 3500/32M 149986-02+125720-01 Relay Module is widely used in machinery protection and safety systems across industries:
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Oil & Gas: Protection for pumps, compressors, and turbines in refineries and pipelines
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Power Generation: Trip functions for turbines, generators, and auxiliary equipment
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Chemical Processing: Alarm and shutdown applications in reactors and rotating machinery
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Mining and Metals: Equipment protection for crushers, mills, and material handling systems
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Marine and Offshore: Machinery safety and trip systems for propulsion and auxiliary systems
Bently Nevada 3500/32M 149986-02+125720-01 Relay Module is in stock. Please contact us for a quick quote and competitive pricing.
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8615305023276 | |||||||
| +8615305023276 | ||||||||
| 13950166376 | ||||||||
| Add to | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Company Introduction
Xiamen Shengruite Trading Co., Ltd. is a company specializing in the supply of industrial PLC spare parts.
We provide high-quality PLC spare parts to customers in the global manufacturing, energy and power, chemical and other fields.
Since its establishment in 2011, after 13 years of rapid development, the cumulative global shipments have reached 223,650 pieces, with an annual output value of US$50 million.
Successfully served more than 500 customers in more than 100 countries and regions including Saudi Arabia, UAE, the United States, Europe, Africa, and Southeast Asia
Our Mission
Provide customers with the best quality PLC spare parts and the fastest delivery service to ensure that their industrial automation systems are always in the best operating condition.
We provide a 1-year warranty service, and we support returns and exchanges for any issues to ensure your rights and interests are fully protected.
We can provide detailed product images upon request, and our team can arrange warehouse photos for confirmation to ensure you have all the information you need before making a purchase.
Shipping times vary depending on your location. With the support of our 16 global warehouses, we strive to deliver orders as quickly as possible. Contact us to get an estimated delivery time for your specific location.
The minimum order quantity (MOQ) is typically one unit. However, for larger orders, please contact us for potential discounts and pricing details.
Yes, we offer competitive pricing for bulk purchases. Please reach out to our sales team with the specifics of your order to receive a custom quote.
We accept various payment methods for wholesale orders, including bank transfers (T/T), letters of credit, and other options upon agreement. For large transactions, please contact us directly for payment terms.
Yes, we offer flexible ordering options for both small and large quantities. Whether youre looking for a single unit or a large batch, we can accommodate your needs.
We occasionally offer promotional discounts for new wholesale customers. Contact us to learn more about any current offers available for first-time buyers.
If you are unsure of compatibility with your existing setup please provide your system details and our support team can verify compatibility prior to purchase.
Returns are accepted within 30 days if the product is unused, unopened, and in its original packaging. Please note that return shipping and associated costs are the buyer\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\’s responsibility.
Yes, we offer technical support for the installation and integration of our products. Our team can assist with setup, configuration, and troubleshooting to ensure a smooth installation.








