Product Short Description
Technical Specifications:
- Channels: 2 independent speed measurement channels.
- Input Type: Compatible with magnetic pickups (MPUs) and proximity probes.
- Speed Measurement Range:
- Minimum: 1 RPM (adjustable based on application).
- Maximum: 100,000 RPM (configurable per channel).
- Phase Angle Measurement: 0 to 360 degrees (resolution of 0.1 degree).
- Accuracy: ±0.01% of full scale for speed measurements.
- Frequency Response: DC to 10 kHz.
- Output Signals:
- Relay Outputs: 4 form-C relays (2 per channel) for alarm and trip functions.
- Analog Outputs: 2 (4–20 mA) for speed indication.
Description
- Environmental Resistance:
- Operating Temperature: -30°C to +70°C (-22°F to +158°F).
- Storage Temperature: -40°C to +85°C (-40°F to +185°F).
- Humidity: Up to 95% non-condensing.
- Protection: IP66-rated for dust and water resistance.
- Power Consumption: 10 W per module.
- Certifications: Meets API 670 standards and is SIL 2-certified for safety applications.
Functional Features:
- Dual-Channel Monitoring: Independently measures speed and phase angle on two separate channels.
- Programmable Alarms: User-configurable thresholds for overspeed, underspeed, and phase imbalance.
- High-Resolution Measurement: Provides precise speed and phase angle data for accurate fault diagnosis.
- Relay Outputs: Activates alarms or trips based on predefined speed thresholds.
- Analog Outputs: Transmits speed data to external systems for display or further processing.
- Diagnostic LEDs:
- OK LED: Indicates normal operation.
- Alarm LED: Signals when speed exceeds set thresholds.
- Trip LED: Shows when a trip condition has been met.
- Self-Diagnostics: Continuously monitors module health and alerts users to potential issues.
- Seamless Integration: Works with the 3500 system rack and System 1 software for centralized data analysis and trending.
- Flexible Configuration: Supports customization of speed ranges, alarm thresholds, and output signals.

Application Scenarios:
- Turbomachinery: Monitors turbine and generator speeds to prevent overspeed-induced failures.
- Compressors: Ensures safe operation of centrifugal and reciprocating compressors by detecting speed deviations.
- Pumps: Tracks pump speed to avoid cavitation or mechanical damage.
- Motors: Protects electric motors from overspeed conditions during startup or load changes.
- Wind Turbines: Monitors rotor speed for optimal performance and safety.
- Marine Propulsion: Safeguards ship propulsion systems by detecting speed anomalies.
Key Advantages:
- High Precision: Sub-0.01% measurement accuracy for reliable speed monitoring.
- Dual-Channel Design: Enables simultaneous monitoring of two separate pieces of equipment or parameters.
- Rugged Construction: Withstands harsh industrial environments, including extreme temperatures and vibrations.
- Scalability: Supports up to 14 monitor modules in a single 3500 series rack.
- Cost Efficiency: Reduces downtime and maintenance costs through early fault detection and predictive maintenance.
- Safety Compliance: SIL 2-certified for use in safety-critical applications.
- Easy Integration: Compatible with Bently Nevada’s System 1 software for advanced data analysis and reporting.





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