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8.5.2.5
Eddy-current or Proximitor Sensors for Keyphasor
The TVBA provides channels 12 and 13 to connect an Eddy-current or Proximitor sensor used for a Keyphasor function. The
Bently Nevada Proximitor 3300 family or Metrix Model 5533 are -24 V powered devices with the output signal proportional
to the gap between the rotating shaft and the head of the probe. Velocity information is extracted from the AC content riding
on top of the DC gap signal. The shield is tied to chassis at the control end and left open on the sensor end to prevent
circulating ground currents.
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JPxA jumper is in the ‘P,A’ position providing a +28 V weak pull-up for sensor failure detection and the JPxC jumper is in the
‘PCOM’ position to provide a return for the -24 V power supply sourced from the -28 V WNPS daughter-boards for the
TVBAH#A and TVBAS#A terminal boards only, and a low-side for the signal output of the sensor. JPxB is set in the 'PVA'
position.
YVIB Vibration Monitor Modules
GEH-6855_Vol_II System Guide 279
Public Information
Содержание Mark VIeS
Страница 16: ...Notes 16 GEH 6855_Vol_II GEH 6855_Vol_II Mark VIeS Functional Safety Systems Volume II Public Information ...
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Страница 130: ...Notes 130 GEH 6855_Vol_II GEH 6855_Vol_II Mark VIeS Functional Safety Systems Volume II Public Information ...
Страница 145: ...TRLYS1B Terminal Board Wiring YDOA Discrete Output Modules GEH 6855_Vol_II System Guide 145 Public Information ...
Страница 153: ...TRLYS1D Circuits TMR YDOA Discrete Output Modules GEH 6855_Vol_II System Guide 153 Public Information ...
Страница 157: ...TRLYS1F Terminal Board Wiring YDOA Discrete Output Modules GEH 6855_Vol_II System Guide 157 Public Information ...
Страница 210: ...210 GEH 6855_Vol_II GEH 6855_Vol_II Mark VIeS Functional Safety Systems Volume II Public Information ...
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Страница 284: ...Notes 284 GEH 6855_Vol_II GEH 6855_Vol_II Mark VIeS Functional Safety Systems Volume II Public Information ...
Страница 369: ...JPDE Photo PDM Power Distribution Modules GEH 6855_Vol_II System Guide 369 Public Information ...
Страница 396: ...JGND Mounting 396 GEH 6855_Vol_II GEH 6855_Vol_II Mark VIeS Functional Safety Systems Volume II Public Information ...
Страница 440: ...Notes 440 GEH 6855_Vol_II GEH 6855_Vol_II Mark VIeS Functional Safety Systems Volume II Public Information ...
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Страница 486: ...Public Information ...