Product DescriptionTechnical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Bently Nevada (Baker Hughes) |
| Model Number | 86739-01 |
| Product Type | Dual Vibration Monitor |
| Series | Bently Nevada 3300 Series |
| Monitoring Channels | 2 independent vibration channels |
| Primary Function | Continuous vibration monitoring and machinery protection |
| Supported Sensors | Eddy current proximity probes, velocity transducers (configuration dependent) |
| Measurement Types | Radial vibration, axial vibration, casing vibration |
| Signal Conditioning | Integrated signal conditioning per channel |
| Recorder Outputs | 4–20 mA proportional current outputs |
| Voltage Output Options | 0–10 VDC or 1–5 VDC (system dependent) |
| Buffered Signal Outputs | Available for external diagnostics and analysis |
| Alarm Functions | Programmable alert and danger alarm thresholds per channel |
| Alarm Outputs | Relay outputs for machinery protection systems |
| Accuracy | Typical ±0.33% of full-scale reading |
| System Compatibility | Bently Nevada 3300 machinery protection rack |
| Control System Integration | PLC, DCS, and plant monitoring systems via analog outputs |
| Power Consumption | Approximately 1.5 W nominal |
| Mounting Type | Rack-mounted module |
| Operating Temperature | –35 °C to +65 °C (–31 °F to +149 °F) |
| Storage Temperature | –40 °C to +85 °C (–40 °F to +185 °F) |
| Relative Humidity | Up to 95%, non-condensing |
| Environmental Design | Suitable for harsh industrial environments |
| Applicable Standards | Designed for critical rotating machinery protection |
| Typical Equipment Monitored | Turbines, compressors, pumps, motors |
| Industrial Use Cases | Power generation, oil and gas, petrochemical, heavy industry |
FAQ
Q1: What is the primary function of the Bently Nevada 86739-01?
A1: It continuously monitors vibration on rotating machinery to protect equipment and prevent failures.
Q2: How many vibration channels does the 86739-01 support?
A2: The monitor supports two independent vibration input channels.
Q3: Is the 86739-01 compatible with PLC or DCS systems?
A3: Yes, it integrates through Bently Nevada 3300 systems commonly connected to PLC and DCS architectures.
Q4: Which industries commonly use this vibration monitor?
A4: Power generation, oil and gas, petrochemical, and heavy industrial facilities frequently use this model.
Q5: Does the module support predictive maintenance strategies?
A5: Yes, it enables early fault detection through continuous vibration trend monitoring.