Industrial Hydraulics Hydraulic and Electronic Components

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Индастриал Технолоджис www.ind-techno.com.ua +38 044 596 04 29Electronics116 Hydraulics Bosch Rexroth AGAnalog amplifiers for proportional valves with electrical positionfeedback• Analog amplifiers in Eurocard format• Voltage stabilization, partially with raised measuring zero point• Differential input• Internal command value adjustment by means of 4 trimming potentiometers, call-up viarelays, with LED indicator lamp (on some versions)• Ramp generator that can be switched off• Jump function for quickly passing through overlaps of directional valves• Oscillator/demodulator for electrical position feedback• PID-controller for controlling the control spool position• Cable break detection with LED indicator lamp for position transducer; in the event of acable break, the output amplifier is de-energizedTechnical dataOperating voltage U VDC 24Command value, depending on type U V 0 to (6)9; 0 to 10; ±10I mA 4 to 20; 0 to 20Output amplifierCurrent-regulated, clockedOscillator frequency f kHz approx. 2.5Type of connection32-pin or 48-pin male connectorCard dimensions mm Eurocard 100 x 160, DIN 41494Ambient temperature range ϑ °C 0 to +50Detailed information: Type Suitable for valve typeRE 30117 VT-VRPA1-50 ... 52 FE 16, FES 25 to FES 63RE 30118 VT-VRPA1-100 DBETR; 2FRERE 30119 VT-VRPA2-1 4WRE 6...2XRE 30119 VT-VRPA2-2 4WRE 10...2XIndustrial Technologies
Индастриал Технолоджис www.ind-techno.com.ua +38 044 596 04 29Bosch Rexroth AG Hydraulics117ElectronicsDigital amplifiers for proportional valves with electrical positionfeedback• Digital amplifier in Eurocard format• Presetting of all parameters for the following valves: 4WRE, sizes 6 and 10 (componentseries 2X)• Powerful microcontroller• Command value inputs for voltage and current• Variable gain and offset correction for command value input• Ramp generator• Optional sequence control and overlap compensation• Digital inputs for calling up preset command value parameters• Enable input and fault output• Function indicators by means of LEDs; test sockets for command and actual values• Configuration and parameterization using PC software BODACType VT-VRPD-2Technical dataOperating voltage U VDC 24Comm. value signal U V ±10I mA 4 to 20Output amplifierCurrent-regulated, clockedOscillator frequency f kHz 5.7Scanning time T m/s 2Serial interface RS 232Type of connection64-pin male connectorCard dimensions mm Eurocard 100 x 160, DIN 41494Ambient temperature range ϑ °C 0 to +50Type Suitable for valve type Detailed information:VT-VRPD2-2 4WRE...2X RE 30126Industrial Technologies
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