Overview
Specification
| Parameter | Specification |
|---|---|
| Model Number | 330400-01-00 |
| Sensor Type | Piezoelectric Accelerometer (Seismic) |
| Measurement Range | ±50 g typical |
| Sensitivity | 100 mV/g nominal |
| Frequency Response | 2 Hz to 10 kHz |
| Resonant Frequency | >25 kHz typical |
| Transverse Sensitivity | <5% of axial sensitivity |
| Linearity | ±1% full-scale typical |
| Resolution | <0.01 g |
| Temperature Range (Operating) | -40°C to 120°C (-40°F to 248°F) |
| Temperature Range (Storage) | -55°C to 125°C (-67°F to 257°F) |
| Shock Resistance | 500 g, 1 ms half-sine |
| Vibration Limit | 100 g, 5–500 Hz |
| Mounting | ¼-28 UNF threaded stud or optional clamp |
| Weight | Approx. 0.15 kg |
| Housing Material | Stainless steel, hermetically sealed |
| Cable | PTFE-insulated, 3 meters standard (custom lengths available) |
| Connector | M12 or optional custom termination |
| Environmental Protection | IP65 / NEMA 4 |
| System Compatibility | Bently Nevada 3300 Machinery Protection System |
| Output Signal | AC voltage proportional to acceleration |
| Excitation Voltage | Internal piezoelectric, no external voltage required |
| Signal Conditioning | Compatible with 3300 system conditioning modules |
| Response Time | <0.1 ms typical |
| Electrical Noise Immunity | >50 dB rejection at 60 Hz |
| Mounting Torque | 5–7 N·m recommended |
| Orientation Sensitivity | Axial preferred; transverse <5% |
| Applications | Turbines, compressors, generators, pumps, high-speed rotating machinery |
FAQ
A1: It measures precise vibration and acceleration to support machinery protection and predictive maintenance.
Q2: Can this sensor operate in extreme temperatures?
A2: Yes, it operates reliably between -40°C and 120°C (-40°F to 248°F).
Q3: Is it compatible with 3300 series monitoring systems?
A3: Absolutely, it integrates seamlessly with Bently Nevada 3300 Machinery Protection Systems.
Q4: How does it help prevent machinery failures?
A4: By continuously monitoring vibration, it allows early detection of faults and reduces unplanned downtime.
Q5: What mounting options are available?
A5: The accelerometer mounts using a standard ¼-28 UNF threaded stud for secure and repeatable installation.
Q6: How durable is the sensor in harsh environments?
A6: It features IP65 protection, stainless steel housing, and shock resistance up to 500 g.
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