Overview
Specification
| Parameter | Specification |
|---|---|
| Model | 990-04-50-01-00 |
| Measurement Type | Velocity and displacement vibration |
| Frequency Range | 2 Hz – 1 kHz |
| Sensitivity | 10 mV/mm/s typical |
| Output Signal | 4–20 mA, 2-wire |
| Linearity | ±1% full scale |
| Response Time | ≤ 1 second typical |
| Dynamic Range | 0–50 mm/s peak velocity |
| Supply Voltage | 24 VDC nominal (18–30 VDC allowable) |
| Operating Temperature | -40°C to +85°C |
| Storage Temperature | -55°C to +95°C |
| Humidity | 0–95% RH, non-condensing |
| Shock Resistance | 50 g, 11 ms, half-sine pulse |
| Vibration Resistance | 5 g, 10–500 Hz |
| Mounting | Standard industrial 2-wire installation |
| Enclosure Material | Ruggedized aluminum with corrosion-resistant coating |
| Enclosure Rating | IP65 / NEMA 4 |
| LED Indicators | Power OK, Signal, Fault |
| Calibration | Remote or local, field-adjustable |
| Certification | CE Compliant, SIL 2 capable |
| Typical Applications | Turbines, compressors, pumps, and other rotating machinery in harsh environments |
| System Integration | Compatible with Bently Nevada 3500 and 2300 Machinery Protection Systems |
FAQ
A1: It supports turbines, compressors, pumps, and other critical rotating equipment.
Q2: Can it integrate with existing Bently Nevada monitoring systems?
A2: Yes, it integrates seamlessly with 3500 and 2300 Machinery Protection Systems.
Q3: What environmental conditions can it operate under?
A3: It performs reliably in high vibration, extreme temperatures, and harsh industrial conditions.
Q4: How is calibration performed?
A4: Calibration can be conducted remotely or locally, with periodic field checks recommended.
Q5: Does it meet industrial safety standards?
A5: Yes, it is CE compliant and SIL 2 rated for safety instrumented systems.
Q6: How does it help reduce unplanned downtime?
A6: Continuous vibration monitoring and early fault detection allow predictive maintenance, preventing unexpected equipment failures.
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