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The Bently Nevada 3500/50 Tachometer Module (Part Number: 133442‑01) is a high-precision module engineered for monitoring rotational speed of critical machinery. Designed for easy integration within distributed protection systems, it delivers reliable tachometer data essential for maintaining operational stability and enabling timely maintenance.
| Parameter | Value |
|---|---|
| Model | 3500/50 Tachometer Module |
| Part Number | 133442‑01 |
| Type | Tachometer Module |
| Channels | Dual-channel design |
| Accepted Input | Compatible with eddy-current sensors or magnetic pickups |
| Output Options | Buffered transducer outputs; analog recorder outputs (+4 to +20 mA) |
| Power Consumption | Approximately 5.8 W |
| Operating Temperature | –30 °C to +65 °C (with proper rack I/O module) |
| Storage Temperature | –40 °C to +85 °C |
| Humidity Tolerance | Up to 95 % non‑condensing |
| Dimensions (HxWxD) | 241.3 mm × 24.4 mm × 241.8 mm |
| Weight | Approximately 0.82 kg |
This module is ideally suited for contexts such as:
Monitoring rotational speed of turbines, compressors, and pumps
Enabling early fault detection for predictive maintenance regimes
Feeding high-fidelity speed data into control loops for performance optimization
Supporting condition-based monitoring frameworks in power generation, petrochemical, and manufacturing environments
High Precision: Dual channels deliver highly accurate speed detection.
Advanced Signal Conditioning: Cleans and buffers signals for noise-resistant output.
Analog Output Flexibility: (+4 to +20 mA) easily integrates with recording and control systems.
Wide Environmental Tolerance: Operates reliably in minus-forty to sixty-five degree environments, with high humidity endurance.
Robust Form Factor: Sturdy construction and compact dimensions streamline installation into rack-mount systems.
Brand: Bently Nevada
Series: 3500 Series Machinery Protection System
| Model | Description | Channels | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|
| 3500/51 | Vibration Monitor Module | 4 | 241.3 × 24.4 × 241.8 | 0.82 |
| 3500/52 | Proximity Transducer Module | 2 | 241.3 × 24.4 × 241.8 | 0.82 |
| 3500/53 | Overspeed Detection Module | 2 | 241.3 × 24.4 × 241.8 | 0.82 |
| 3500/54 | Keyphasor Module | 2 | 241.3 × 24.4 × 241.8 | 0.82 |
| 3500/55 | Block Diagram Module | 2 | 241.3 × 24.4 × 241.8 | 0.82 |
| Model | Description | Channels | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|
| 3500/50 | Tachometer Module (this variant) | 2 | 241.3 × 24.4 × 241.8 | 0.82 |
| 3500/51 | Vibration Monitor Module | 4 | 241.3 × 24.4 × 241.8 | 0.82 |
| 3500/52 | Proximity Transducer Module | 2 | 241.3 × 24.4 × 241.8 | 0.82 |
| 3500/53 | Overspeed Detection Module | 2 | 241.3 × 24.4 × 241.8 | 0.82 |
| 3500/54 | Keyphasor Module | 2 | 241.3 × 24.4 × 241.8 | 0.82 |
Q1: How many channels does the 3500/50 (133442‑01) include?
A1: It features dual-channel input capability, allowing simultaneous monitoring of two distinct signals.
Q2: What kind of sensors can connect to this module?
A2: The module accepts signals from eddy-current probes or magnetic pickups attached to rotating shafts.
Q3: What outputs are provided?
A3: Buffered transducer outputs and an analog recorder output of +4 to +20 mA.
Q4: How much power does it use?
A4: It draws about 5.8 watts under typical operating conditions.
Q5: What environmental ranges can it handle?
A5: Designed for –30 °C to +65 °C operational use and can withstand up to 95 % non‑condensing humidity.
Q6: What are its storage limits?
A6: Safe storage range extends from –40 °C to +85 °C.
Q7: What are the module’s physical dimensions and weight?
A7: Dimensions are 241.3 mm × 24.4 mm × 241.8 mm; weight is approximately 0.82 kg.
Q8: Where is this module typically mounted?
A8: It is installed in a 3500-series rack system within protected machinery environments.
Q9: What makes this module reliable?
A9: The combination of signal conditioning, dual-input redundancy, and environmental resilience results in dependable speed monitoring.
Q10: Can it interface with control systems directly?
A10: Yes—the analog output facilitates seamless integration into recording or control platforms.
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.