PR9268/017-100 EPRO Electrodynamic Velocity Sensor
General info
| Manufacture | EPRO |
| Item No | PR9268/017-100 |
| Article number | PR9268/017-100 |
| Series | PR9268 |
| Origin | Germany (DE) |
| Dimension | 85*11*120(mm) |
| Weight | 1.1 kg |
| Customs Tariff Number | 85389091 |
| Type | Electrodynamic Velocity Sensor |
Detailed data
PR9268/017-100 EPRO Electrodynamic Velocity Sensor
Mechanical speed sensors are used to measure absolute vibration in critical turbomachinery applications such as steam, gas and hydraulic turbines, compressors, pumps and fans. To measure casing vibration.
Sensor Orientation
PR9268/01x-x00 Omni Directional
PR9268/20x-x00 Vertical, ± 30° (without sinking current)
PR9268/60x-000 Vertical, ± 60° (with sinking current)
PR9268/30x-x00Horizontal, ± 10°(without lifting/sinking current)
PR9268/70x-000 Horizontal, ± 30°(with lifting/sinking current)
Dynamic Performance (PR9268/01x-x00)
Sensitivity 17.5 mV/mm/s
Frequency Range 14 to 1000Hz
Natural Frequency 14Hz ± 7% @ 20°C (68°F)
Transverse Sensitivity < 0.1 @ 80Hz
Vibration Amplitude 500µm peak-peak
Amplitude Linearity < 2%
Maximum Acceleration 10g (98.1 m/s2) peak-peak continuous,20g (196.2 m/s2) peak-peak intermittent
Maximum Transverse Acceleration 2g (19.62 m/s2)
Damping Factor ~0.6% @ 20°C (68°F)
Resistance 1723Ω ± 2%
Inductance ≤ 90 mH
Active Capacity < 1.2 nF
Dynamic Performance (PR9268/20x-x00 & PR9268/30x-x00)
Sensitivity 28.5 mV/mm/s (723.9 mV/in/s)
Frequency Range 4 to 1000Hz
Natural Frequency 4.5Hz ± 0.75Hz @ 20°C (68°F)
Transverse Sensitivity 0.13 (PR9268/20x-x00) @ 110Hz,0.27 (PR9268/30x-x00) @ 110Hz
Vibration Amplitude (Mechanical Limit) 3000µm (4000µm) peak-peak
Amplitude Linearity < 2%
Maximum Acceleration 10g (98.1 m/s2) peak-peak continuous,20g (196.2 m/s2) peak-peak intermittent
Maximum Transverse Acceleration 2g (19.62 m/s2)
Damping Factor ~0.56 @ 20°C (68°F),~0.42 @ 100°C (212°F)
Resistance 1875Ω ± 10%
Inductance ≤ 90 mH
Active Capacity < 1.2 nF
Dynamic Performance (PR9268/60x-000 & PR9268/70x-000)
Sensitivity 22.0 mV/mm/s ± 5% @ Pin 3, 100Ω load,16.7 mV/mm/s ± 5% @ Pin 1, 50Ω load,16.7 mV/mm/s ± 5% @ Pin 4, 20Ω load
Frequency Range 10 to 1000Hz
Natural Frequency 8Hz ± 1.5Hz @ 20°C (68°F)
Transverse Sensitivity 0.10 @ 80Hz
Vibration Amplitude (Mechanical Limit) 3000µm (4000µm) peak-peak
Amplitude Linearity < 2%
Maximum Acceleration 10g (98.1 m/s2) peak-peak continuous,20g (196.2 m/s2) peak-peak intermittent
Maximum Transverse Acceleration 2g (19.62 m/s2)
Damping Factor ~0.7 @ 20°C (68°F),~0.5 @ 200°C (392°F)
Resistance 3270Ω ± 10% @ Pin 3,3770Ω ± 10% @ Pin 1
Inductance ≤ 160 mH
Active Capacity Insignificant
