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Certificate ISO 9001

Vibration velocity sensor with current output DVA121.442

Vibration velocity sensor with current output DVA121.442

Designed to measure the mean square value of vibration velocity in emergency protection systems (EPS);

It consists of a sealed housing, which is a piezoelectric acceleration sensor and conversion board. The amplifier is made in a separate connector housing;

Type of output signal - 4...20 mA









Related equipment: Controller
TIK-PLC 112
Safety barriers
TIK-BIS

Additional photos

Reviews

specifications

Metrological parameters

  • Dynamic acceleration range, m/s2
    not more than 400
  • RMS vibration velocity measuring range, mm/s
    0...10
    0...12.7
    0...20
    0...25
    0...25.4
    0...30
    0...40
    0...50
    0...50.8
    0...60
    0...80
    0…100
  • Operating frequency range, Hz
    2-1000
    5-1000
    10-1000
  • Electrical resistance of insulation between the vibration converter circuit and the shell, MOhm, not less than
    40 (for 0Ex ia IIC T5...T6 Ga X)
    1 (for PO Ex ia I Ma X)

Interface

  • Output signal type
    "current loop" 4...20 mA
  • Supply voltage range, V
    10...24
  • The polarity of the connection of the vibration transducer
    arbitrary

Explosion protection

  • Kind
    intrinsically safe electrical circuit
  • Marking
    0Ex ia IIC T5...T6 Ga X / PO Ex ia I Ma X
  • Connection
    through TIK-PLC 112 controller
    through safety barrier

Design parameters

  • Version
    all-in-one connection cable, connector 2РМГ on the housing of the remote amplifier
  • Overall dimensions, mm
    Ø39.25x38 (vibrator)
    Ø30x58 (amplifier)
  • Weight, kg, not more than
    0.25 (with amplifier, without cable)
  • Mounting type
    screw M4x21 (M4x28) 3 PCs., magnet
  • Protection class
    IP65

Operating parameters

  • Operating temperature range, ºС
    -40...+80 (climatic version H, for 0Ex ia IIC T5...T6 Ga X)
    -60...+80 (climatic version X, for 0Ex ia IIC T5...T6 Ga X)
    -40...+80 (for PO Ex ia I Ma X)

Reliability parameters and manufacturer's guarantees

  • Mean time between failures, hours, not less than
    40 000
  • Warranty service life, months
    24
  • Service life, years, not less than
    10
  • Time between verifications
    2 years

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