Duplomatic Oleodinamica designs and produces a complete range of hydraulic components that are suitable for all application sectors of both industrial and mobile fields.
The Duplomatic DXJ3 valve is a CETOP 03 four-way servo-proportional valve where the spool moves inside a sleeve. This valve has a direct drive with a linear force motor resulting in high dynamic performances which are independent of system pressure. The spool position is controlled by a linear transducer (LVDT) with closed loop which ensures high precision and repeatability. It is available in four different flow rate control ranges up to 40 l/min, with spools with zero overlap and a mounting surface in compliance with ISO 4401 (CETOP RP 121H) standards. The valve is featured by integrated electronic based on SMD technology which ensures standard regulations and simplifies the electric wiring.
The unit does not require any adjustment other than the possible electronic regulation of the zero. Suitable for control applications with closed loop of position, velocity and pressure. With a loss of power or with a zero reference signal, the spool goes automatically at rest-position. In this position the valve has a minimum leakage, depending on the operating pressure. A version with external drain is available.
Description | Units |
---|---|
Max Operating Pressure P - A - B Ports | 350 bar |
Max Operating Pressure T Port | 50 Bar |
Rated Flow Q Nom (with 70 bar P - T) | 5 - 10 - 20 - 40 l/min |
Null Leakage Flow (with P = 140 Bar) | < 3% of Q nom |
Hysteresis | < 0.2% In |
Threshold | < 0.1% In |
Thermal Drift (with T = 40°C) | < 1.5% In |
Response Time (0-100%) | < 12 ms |
Vibration on the three axes | 30 g |
Ambient Temperature Range | -20 / 60°C |
Fluid Temperature Range | -20 / 80°C |
Fluid Viscosity Range | 5 ÷ 400 cSt |
Fluid Contamination Degree | According to ISO 4406:1999 class 17/15/12 (16/14/11 for longer life) |
Recommended Viscosity | 25 cSt |
Mass Single Solenoid Valve | 2.5 Kg |
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Vat Reg Number: 846644204 Company Registration Number: 5230249
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