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








Other photos

Comments

technical characteristics

Metrological parameters

  • Dynamic range of acceleration, m/s2
    not more than 400
  • Measuring range of RMS vibration velocity, 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 insulation resistance between the vibration transducer circuit and the shell, MOm, not less than
    40 (for 0Ex ia llC T5...T6 Ga X)
    1 (for PO Ex ia l 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 of intrinsically
    safe electrical circuit
  • Marking
    0Ex ia llC T5...T6 Ga X / PO Ex ia l Ma X
  • Connection
    via TIK-PLC 112 controller
    via safety barrier

Construction parameters

  • Execution
    all-in-one connection cable, connector 2РМГ on the housing of the remote amplifier
  • Overall dimensions, mm
    Ø39,25х39,5 (vibrator)
    Ø30х58 (amplifier)
  • Weight, kg, not more than
    0,25 (with amplifier, without cable)
  • Mounting type
    screw M4x22 (M4x27) 3 PCs., magnet
  • Type of protection
    IP 65

Operational parameters

  • Operating temperature range, ºС
    -40...+80 (climatic version Н, for 0Ex ia llC T5...T6 Ga X)
    -60...+80 (climatic version Х, for 0Ex ia llC T5...T6 Ga X)
    -40...+80 (for PO Ex ia l Ma X)

Parameters of reliability and manufacturer's warranty

  • Mean time between failures, hours, not less than
    40 000
  • Warranty period, months
    18
  • Service life, years, not less than
    10
  • Calibration interval
    2 years

We recommend you to watch

New products

Service center