Plug-in proportional amplifiers for proportional valves without electrical position feedback


Plug amplifier for actuating proportional valves without position control

The plug amplifier is employed for actuating proportional valves without position control. It is plugged directly onto square solenoid valves. User can adjust ramp time, dither, and minimum and maximum output current.


  • Analog amplifier in plug-in design for controlling proportional valves
  • Differential input with optional current input
  • Integrated ramp generator
  • Proportional command value / current characteristic curve

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