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2224

Valve controller

  • Front-programmable
  • mA, V, and Ω programmable input
  • Ramp times, jump values, reversal, chopper frequency, and deadband
  • 3-digit LED display shows I-valve % value
  • 1 or 2 channels

Manuals : pdf-icon.png

Data sheet : pdf-icon.png

  • Overview

  • Technical details

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    Advanced features

    • Multifunction user interface consisting of three pushbuttons and a 3-digit LED display.
    • All parameters are protected against unauthorized changes with a password.

    Application

    • Control and regulation of single- or double-coil hydraulic and pneumatic proportional valves used for accurate oil flow regulation, linear soft acceleration and deceleration, modulated output signal, and programmable deadband.
    • Is highly suitable for joystick regulation of A/B movements.
    • Where changes to A and B need to be selected directly or according to the value of an input signal.

    Technical characteristics

    • During operation the display shows the present output signal as a % of the I valve.
    • Programmable current or voltage input for standard signals acc. to order schedule, joystick / potentiometer or a special non-programmable input.
    • Digital inputs for external control functions.
    • A pulsating current output prevents the connected valve from sticking.
    • Optional programming of the modulation frequency (PWM) between 8 and 400 Hz.
    • Multiple adjustable parameters such as output currents, ramp times, jump values, chopper frequency, reversal, deadband, and ON/OFF functions.
    • Mounting for a standard 11-pole socket which can be adapted for DIN rail or plate use with PR’s 7023 adaptor and 7024 mounting keying.
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    Environmental Conditions

    Specifications range -20°C to +60°C
    Relative humidity < 95% RH (non-cond.)
    Protection degree IP50

    Mechanical specifications

    Dimensions (HxWxD) 80.5 x 35.5 x 84.5 mm (D is without pins)
    Weight approx. 130 g

    Common specifications

    Supply voltage 9.6...14.4 or 19.2...28.8 VDC
    Internal consumption 2 W / 24 V 1,8 W / 12 V
    Communication Front-programmable
    Updating time 30 ms
    Temperature coefficient 0.01%/°C
    Linearity error 0.2%
    EMC immunity influence < 2% of span

    Input specifications

    Current input: Measurement range 0...20 mA 4...20 mA
    Input resistance, current input 50 Ω + PTC (54 Ω)
    Voltage input: Measurement range 0/0.2...1 V and 0/2...10 V
    Input resistance, voltage input 10 MΩ
    Potentiometer input 0...10 V or ±10 V / 10 kΩ
    Operation / shutdown PNP / 2.2 kΩ, 12 / 24 V
    Imax.1 & Imax.2 PNP / 2.2 kΩ, 12 / 24 V
    A / B channel PNP / 2.2 kΩ, 12 / 24 V
    Deadband 0...99.9% of input span

    Output specifications

    Output voltage Supply voltage-0.5 V (max.)
    Output power 36 W (max.)
    Output current 3000 mA mean
    Current peak 7 A
    Reference voltage 10 VDC (A valve) ±10 VDC (A & B valve)
    Ramp up & down Time 0...10.0 s
    PWM frequency 8...400 Hz in steps of 1 Hz
    *of span = of the presently selected range

    Approvals

    EMC EN 61326-1
    EAC TR-CU 020/2011 EN 61326-1