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- Bently Nevada
- 3500/32M 125720-02
- 4-Channel Relay I/O Module
- USA
- 241 mm × 24.4 mm × 99.1 mm
- 0.4kg
- Xiamen, China
- New & In Stock
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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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Product Overview
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Brand: Bently Nevada
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Series: 3500 Series Machinery Protection & Condition Monitoring System
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Model: 3500/32M 125720‑02
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Type: Four-Channel Relay Output Module (Full-Height)
Product Description
The 3500/32M 125720‑02 is a full-height relay output module designed for robust and flexible industrial machinery protection. It houses four independent relays, each configurable with “Alarm Drive Logic” using AND/OR voting through software. This module enhances alarm/shutdown capabilities in rotating equipment protection systems. It features epoxy-sealed circuitry, arc suppression, and front-panel LEDs for status and communication feedback, delivering dependable performance in demanding environments.
Applications
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Backup and shutdown logic for turbines, compressors, and generators
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Automated safety logic in oil, gas, and petrochemical plants
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Alarm and shutdown interlocks in manufacturing and water treatment
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Protection of critical rotating assets through reliable relay control
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Fast-acting machine protection in harsh industrial settings
Product Advantages
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Configurable Output Logic: Each channel supports independent AND/OR logic programming
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Arc Suppression Onboard: Ratings up to 250 Vrms protect relay longevity
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Diagnostic LEDs: Real-time visibility of OK, TX/RX, and channel alarm states
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Rugged Construction: Epoxy-sealed and rated for –30 °C to +65 °C, high humidity
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Modular Scalability: Easily add modules to expand relay output capacity
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | 3500/32M 125720‑02 |
| Relay Outputs | 4 SPDT channels (individually configurable) |
| Contact Rating | 5 A at 24 V DC or 120 V AC; ~100,000 cycles |
| Arc Suppression | Internal, rated for 250 Vrms |
| LED Indicators | OK, TX/RX, and per-channel alarm |
| Power Consumption | Approximately 5.8 W |
| Operating Temperature | –30 °C to +65 °C |
| Storage Temperature | –40 °C to +85 °C |
| Humidity Toleration | Up to 95%, non-condensing |
| Dimensions (H × W × D) | 241 mm × 24.4 mm × 99.1 mm |
| Weight | Approximately 0.4 kg |
Related or Similar Models (Same Series)
| Model | Description | Dimensions (mm) | Weight (kg) |
|---|---|---|---|
| 3500/32 125712‑01 | Previous four-channel relay output module | 241 × 24.4 × 99.1 | ~0.7 kg |
| 3500/33 | Sixteen-channel relay control module | Full-size format | ~1.2 kg |
| 3500/34 TMR | Redundant Triple-Modular relay module | Full-size format | ~1.3 kg |
| 3500/25M 149369‑01 | Enhanced Keyphasor for phase reference | Compact | ~0.43 kg |
| 3500/42M | Multi-channel vibration monitoring module | Full-size format | ~0.9 kg |
Popular Models from the Same Brand
| Model | Description | Dimensions (mm) | Weight |
|---|---|---|---|
| 3500/15 | AC/DC power input module | 140 × 80 × 50 | ~0.4 kg |
| 3500/25 | Keyphasor module (phase synchronization) | 140 × 80 × 50 | ~0.5 kg |
| 3500/40M | Displacement/velocity monitoring module | 220 × 180 × 95 | ~1.2 kg |
| 3500/44M | GT vibration monitor module | 260 × 258 × 240 | ~0.8 kg |
| 3500/53 | Overspeed detection module | 140 × 80 × 50 | ~0.5 kg |
Frequently Asked Questions (FAQ)
Q1: What does the 3500/32M 125720‑02 module do?
A1: It provides four independently configurable relay outputs for alarm and shutdown control in rotating equipment systems.
Q2: Can each relay channel be configured separately?
A2: Yes, each channel supports separate AND/OR logic programming.
Q3: What is the relay contact specification?
A3: Contacts are rated at 5 A switching at 24 V DC or 120 V AC and rated for approximately 100,000 cycles.
Q4: Is arc suppression included?
A4: Yes, arc suppression up to 250 Vrms is built into the module.
Q5: What diagnostics are available?
A5: LEDs indicate module health (OK), communication status (TX/RX), and per-channel alarms.
Q6: What are the operating and storage temperatures?
A6: The module operates from –30 °C to +65 °C and stores between –40 °C and +85 °C.
Q7: Where is this module installed in the rack?
A7: It occupies a full-height slot immediately to the right of the transient data interface in the 3500 rack.
Q8: How much power does the module consume?
A8: It typically draws about 5.8 W during normal operations.
Q9: Can multiple modules be used in one rack?
A9: Yes, additional modules can be added to expand relay output capabilities.
Q10: What are its size and weight?
A10: It measures approximately 241 × 24.4 × 99.1 mm and weighs around 0.4 kg.
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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.
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%.
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24-hour after-sales service guarantee team, professional and standardized management service system.