The VIBXPERT II from PRUFTECHNIK is the mobile power package for fast and reliable recording and analysis of machine condition data. After a very short measuring time, the current machine status data is shown on the color display. The maintenance expert can analyze the data on site. From the recorded machine condition data, all values can be read from the various characteristic value modes that are important for an exact machine condition analysis.


The device is used directly on site at the machine, from the machine hall to the diesel generator of an oil tanker or from a bucket excavator to a hydroelectric turbine. The robust design enables both fast and complex interventions. Whether in clinically clean systems, or harsh industrial environments. VIBXPERT II sets the standard in mobile machine and plant condition monitoring.


In addition to reliable, fast, and highly effective data analysis, the VIBXPERT II can also be used for operational balancing. This makes the VIBXPERT II the most powerful and effective device in mobile condition monitoring. VIBXPERT II is compatible with PRUFTECHNIK's own OMNITREND Center analysis software, enabling highly efficient and precise analysis results. Center analysis software, enabling highly efficient and precise analysis results.

Input 

Analog, Vibration, 2x: 

Voltage (AC/DC, ±30 V max.)

Current (AC/DC, ±30 mA max.)

IEPE-type accelerometer (2 mA, 24 V max.)

Current Linedrive (CLD) accelerometer (10 V, 10 mA max.)

Frequency range: DC ... 51.2 kHz (Acceleration from 0.5 Hz)

Dynamic range: 96 dB (measurement) / 136 dB (total)

Sampling frequency: Up to 131 kHz per channel

Impedance: 90 kOhm, with cable VIB 5.433

Analog, Temperature, 1x: Thermocouple (type K)

Digital, Pulse/ Tacho, 1x: RPM, Trigger, Keyphaser with pulse and AC signals: 0 V ... +26 V or -26 V ... 0 V

Max. input voltage: ± 26 V

Switching threshold for 0 V ...+26 V signal: max. 2.5 V rising, min. 0.6 V falling

Switching threshold for -26 V ...0 V signal: min. -8 V rising, max. -10 V falling

Pulse width: < 0.1 ms


Output 

Stroboscope control: TTL

Frequency range: 0 - 500 Hz

Resolution: 0.05 Hz

Signal-Out: Connection for headphones to listen to the analog input signal; signal processing (oscilloscope)

Frequency range: 0.5 Hz - 40 kHz

Output impedance: 100 Ohm


Measurement range / Accuracy

Vibration acceleration: Depends on the sensor connected

Shock pulse: -10 ...80 dBsv / ± 3dBsv

RPM: 10 ... 200 000 min-1 / ±0.1‰ or ± 1 min-1 (the lower accuracy is applicable)

Temperature, type K: -50 ... +1000°C / 1% or ±1°C (the lower accuracy is applicable)

Standards fulfilled: Frequency response acc to ISO 2954


Power supply 

Battery type: Li Ion rechargeable battery pack (7.2V / 4.8Ah - 34 Wh)

Charging time: < 5 hours in the instrument

Charger, input: 110-240 V / 50-60 Hz


Computer 

Processor: Marvell PXA320 806 MHz

Memory: Internal: 128 MB DDR RAM; Compact Flash: 2 GB to 8 GB (interchangeable)

Serial interface: RS 232, <115 kBaud

USB interface: USB 2.0

Ethernet interface: 100 Mbit (100Base T), 10 Mbit (10Base T)

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