Description
Product Introduction
- Brand: Bently Nevada
- Model: 3500/50M 288062-02
- Series: 3500 Monitoring System
- Type: Tachometer Speed Measurement Module
- This module measures shaft speed with high stability.
- It supports critical rotating equipment protection.
- The design fits demanding industrial environments.
Key Selling Points
- Dual channels allow redundant speed detection.
- Fast response supports overspeed protection.
- Low power use reduces rack heat.
- Stable input handling improves accuracy.
- Built for long service life.
Technical Parameters
- Manufacturer: Bently Nevada, United States
- Product Category: 3500/50M Tachometer Module
- Input Channels: 2 independent pulse inputs
- Input Signal: Pulse-based speed signals
- Speed Range: Suitable for low to high RPM shafts
- Frequency Response: Wide frequency tolerance
- Resolution: Fine speed step detection
- Linearity: Maintained across full operating range
- Power Consumption: 3.2 W nominal
Mechanical and Environmental Data
- Dimensions: 241.3 x 24.4 x 241.8 mm
- Weight: 0.82 kg
- Operating Temperature: -30 °C to +70 °C
- Resists vibration and electrical noise.
- Suitable for continuous operation.
Installation Notes
- Designed for rack-based mounting.
- Installs directly into a 3500 rack slot.
- No special tools required.
- Clear labeling speeds wiring work.
Operation and Maintenance
- Stable readings reduce false alarms.
- LED indicators show module status.
- Quick swap design limits downtime.
- Routine checks are simple.
System Compatibility
- Works with all Bently Nevada 3500 racks.
- Supports common speed sensors.
- Pairs well with vibration monitors.
Typical Use Cases
- Steam and gas turbine speed monitoring.
- Compressor shaft speed control.
- Generator overspeed protection.
- Pump rotation supervision.
Package and Delivery
- One new or refurbished tachometer module.
- Anti-static and shock-proof packing.
- Worldwide shipping via FedEx, UPS, DHL.
Warranty Policy
- 12-month quality warranty included.
- Covers defects under normal use.
- Technical support available.
FAQ
- Can this module handle very low speed shafts?
- Yes, it supports stable pulse detection at low RPM.
- Is dual input used for redundancy or separate shafts?
- Both options are common in real projects.
- What sensor type works best?
- Magnetic pickup sensors are widely used.
- How do engineers reduce false speed alarms?
- They tune alarm delays during commissioning.
- How should I choose between similar modules?
- Check channel count and speed range needs.
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