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VT-MRPA1-1-1X, VT-MRPA1-2-1X

Valve amplifiers with electrical position feedback for proportional directional valves, analog, modular design VT-MRPA1-1-1X, VT-MRPA1-2-1X

For valves:

  • 4/2-way proportional directional valves 4WRE (with two solenoids)
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re30219_2005-06

Bosch Rexroth Valve Amplifiers for Proportional Directional Valves VT-MRPA1-1-1X, VT-MRPA1-2-1X

  • Component series 1X
  • Analog, Modular design

Features:

  • Suitable for controlling direct operated 4/3 and 4/2 proportional directional valves with electrical position feedback, type 4WRE, sizes 6 and 10, component series 2X
  • Command value input ±10 V (VT-MRPA2), 0 to 10 V (VT-MRPA1)
  • Ramp generator with separately adjustable “up/down” ramp times
  • Characteristic curve correction with symmetrically (with VT-MRPA2 only) adjustable step-change heights and separately (with VT-MRPA2 only) adjustable maximum values
  • Enable input
  • Reverse polarity protection of power supply
  • Power supply unit with DC/DC converter without raised zero point
  • Cable break detection in the position transducer branch
  • LED indicator lamps: Readiness for operation (green), Enable (yellow)
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