Description

Brüel & Kjær Vibro – VS-068 Velocity Sensor

Manufactured:  Brüel & Kjær Vibro

Product:  Velocity Sensor

Type:  VS-068

M/N: X08124207

S/N: 2207134

 

General Information

• Sensitivity:  100 mV/mm/S (+/- 5%)
• Frequency range:  10 Hz – 2000 Hz
• Measuring direction: Horizontal
• Min. ambient temp.:  -40 °C
• Max. ambient temp.: +80 °C (short +100°C)
• Hazadous area approval:  No
• Connection cable type:  Integrated

 

Application

Brüel & Kjær Vibro vibration velocity sensors operate in accordance with the electrodynamic principle and sre used for measuring the bearing absolute vibration of machines.

 

General Tecnical Data 

• Sensor cable:  PTFE cable (C) 2 * 0.38 mm^{2 ; shielded}
• Outside diameter:  4 mm.
• Lenght:  5 m; wire end: open extension of the sensor connecting cable to a max. of 200m. is possible (with a terminal box)
• Protective conduit outside diameter:  11,5 mm.
• Wrench size of conduit fitting:  17 mm.
• Conection thread for consuit  M12*1,5
• Housing:  Stainless steel; hermetically sealed
• Fixing:  Central mounting by means of syud M10*25 mm;  /  Recommend tightening torque 14 Nm
• Protective class as per DIN 40 050:  IP66
• Weight of sensor without cable:  approx. 500g.
• EMC:  EN61326-1 20026

 

Technical Data For VS-068

• Measuring parameter:  Vibration velocity
• Measuring principle:  Electrodynamic
• Internal impedance:  4 kΩ  (+/- 5%)
• Transverse sensitivity:  ≤ 7%
• Natural frequency:  8 Hz +/- 10%
• Operating temperature range:  -40 …. +80 °C (short-term max. +100°C)
• Max. admissible vibration displacement:  +/- 0,45 mm
• Cable Protection:  Flexible steel protection hose encased with PU material