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Category: Vega Protective Separating Instruments

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Application area

VEGATRENN 149A Ex is used for galvanic separation, intrinsically safe power supply as well as signal transmission of Ex approved 4 … 20 mA/HART sensors in hazardous areas. The separate voltage supply ensures a reliable measured value transmission. The VEGATRENN 149A Ex is used in all industries with Ex applications.


  • Universal use of the Ex separator for all 4 … 20 mA/HART sensors
  • Complete HART permeability enables free access to sensor settings
  • Simple mounting through carrier rail

Technical data

Input 1 x 4 … 20 mA sensor input active
Operating voltage 20 … 253 V AC/DC, 50/60 Hz
Mounting carrier rail 35 x 7.5 acc. to EN 50022

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