Introduction
The model 330180-51-CN is a 3300 XL Seismic Transmitter (4-20 mA) from Baker Hughes Bently Nevada, configured for the Chinese market (as denoted by the -CN suffix). This device is a robust, loop-powered transducer designed to measure the casing or absolute vibration (expressed as velocity) of rotating machinery. It integrates a piezoelectric accelerometer with internal signal conditioning electronics to produce a standardized 4-20 mA output that is directly proportional to vibration severity. The -51 suffix indicates a specific configuration, often related to sensitivity and connector type. This "smart" transmitter is ideal for direct integration into control systems, PLCs, and DCS for continuous machinery protection and monitoring in the Chinese market.
Parameters / Specifications
The following table outlines the key technical parameters for the 330180-51-CN transducer.
| Parameter | Specification |
|---|---|
| Model Number | 330180-51-CN |
| Description | 4-20 mA Velocity Seismic Transmitter (for Chinese Market) |
| Physical Dimensions | Approx. 78 mm (3.07 in) in height (excluding connector) x 35 mm (1.38 in) diameter. |
| Weight | Approx. 0.34 kg (0.75 lb) |
| Measurement | Casing Vibration (Velocity) |
| Output Signal | 4-20 mA, 2-Wire, Loop Powered, HART® protocol capable |
| Velocity Range | 0 to 25.4 mm/s True Peak (0 to 1.0 in/s True Peak) |
| Frequency Response | 4.5 Hz to 1000 Hz (270 CPM to 60,000 CPM) |
| Power Supply | 12 to 30 VDC |
| Sensitivity | 0.63 mA/mm/s (16 mA/in/s) |
| Housing Material | Stainless Steel |
| Electrical Connection | Integral, two-pin, military-style connector. |
| Operating Temperature | -40°C to +85°C (-40°F to +185°F) |
| Communication | HART® protocol for configuration and diagnostics |
| Market Compliance | Configured for the Chinese market; may include specific certifications. |
Note: The dimensions and weight are typical values. The key feature of this model is the inclusion of HART communication, allowing for remote configuration and diagnostics. The -CN suffix indicates it is destined for the Chinese market. Always consult the official manufacturer's datasheet for the precise configuration.
Application Scenarios
This HART-enabled transmitter is used for reliable, continuous vibration monitoring with enhanced functionality, particularly for projects within China.
Smart Machinery Protection in PLC/DCS Systems:
Its 4-20 mA output with HART protocol allows it to be easily integrated into modern control systems. Plant personnel can remotely read the vibration value, check sensor health, and perform configuration without needing to visit the field, ideal for monitoring motors, pumps, and fans.
Condition-Based Maintenance (CBM) Programs:
The continuous vibration data feeds into predictive maintenance programs. The HART capability allows for easy verification of sensor operation and re-ranging if necessary, supporting efficient maintenance planning for assets in chemical plants and power generation.
Motor and Fan Monitoring in HVAC Systems:
Perfect for monitoring fans and pumps in large Heating, Ventilation, and Air Conditioning (HVAC) systems. The HART feature simplifies commissioning and periodic performance checks across a building or plant's extensive system.
Chinese Market Projects and Compliance:
The
-CNdesignation makes it suitable for direct integration into projects and control systems within China, ensuring compliance with local standards and requirements, often a specification for state-owned or large industrial enterprises.Rugged Industrial Environments with Remote Diagnostics:
The stainless steel housing makes it suitable for harsh environments like oil & gas and water treatment facilities. The HART protocol provides an additional layer of diagnostic capability to ensure the sensor itself is functioning correctly, reducing troubleshooting time.
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