YUKEN KOGYO ELDFG-01EH 10 Series Instruction Manual Download Page 2

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About This Manual

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Some figures and illustrations in this manual are simplified and may not be an exact

representation of the product.

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The contents of this manual are subject to change without prior notice as improvements are

made to the product.

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Although this manual has been prepared with great care, please contact the place of

purchase or our customer support if you find any ambiguous explanations, errors, or
omissions.

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If there are missing pages or erratic pagination in this manual, please contact our customer

support. We will replace the manual.

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Reprint, reproduction, or modification of this manual without the permission of YUKEN

KOGYO CO., LTD. is prohibited.

Summary of Contents for ELDFG-01EH 10 Series

Page 1: ...read this manual thoroughly before use Be sure to follow the instructions described in the Safety Precautions section of this manual Keep this manual at hand for future reference When creating instru...

Page 2: ...made to the product Although this manual has been prepared with great care please contact the place of purchase or our customer support if you find any ambiguous explanations errors or omissions If t...

Page 3: ...ng the main body of this manual Symbols and definitions for safety precautions in this manual are as follows Symbols and definitions for safety precautions in this manual are as follows Ignoring safet...

Page 4: ...he instructions for the connector For the use of YUKEN s connector TK290457 1 see the Wiring section of this manual Never touch the connector while the power is on Doing so may cause electric shock re...

Page 5: ...e dimensions 11 3 2 Required tools 11 3 3 Check of the valve mounting surface 11 3 4 Mounting position 11 3 5 Installation 12 4 Wiring 4 1 Recommended cable 13 4 2 Connection between the cable and the...

Page 6: ...type 3C2L is suitable for position control 2 overlap 1 3 Product check Check the following points upon delivery of the product If any questions or problems arise please contact the place of purchase...

Page 7: ...lectric Connection 6 PE Connector 1 Use the valves so that the relationship between the valve pressure difference and the flow rate as specified in Range of flow control on page 7 is met 2 This value...

Page 8: ...nge of flow control Control Method 4 Way Valve Control Method 3 Way Valve Valve Pres Diff MPa Valve Pres Diff MPa Valve Pres Diff MPa Valve Pres Diff MPa Flow Rate L min Flow Rate L min Flow Rate L mi...

Page 9: ...n below Basically the dimensions of the mounting surface conform to ISO 4401 03 02 0 94 The mounting surface should have a good machined finish e g surface roughness of 6 S Indicator Lamp Cylinder Por...

Page 10: ...ace as shown below Basically the dimensions of the mounting surface conform to ISO 4401 05 04 0 94 The mounting surface should have a good machined finish e g surface roughness of 6 S Indicator Lamp C...

Page 11: ...e recommended load resistance is 200 Fail Safe Function 1 Model Number Spool Position Function Graphic Symbols F ELDFG EH 3C2 XY C Neutral All Ports Blocked F ELDFG EH 3C2L XY C Neutral or or F ELDFG...

Page 12: ...Number Tool Name Use ELDFG 01EH Hexagon Wrench Width Across Flats 4 mm For M5 Valve Mounting Bolts ELDFG 03EH Hexagon Wrench Width Across Flats 5 mm For M6 Valve Mounting Bolts ELDFG EH Phillips Screw...

Page 13: ...FG 03EH M6 35L 13 16 Nm For valve installation use the specified number of bolts and apply the specified tightening torque Failure to do so may cause damage to the bolts or outflow of hydraulic fluid...

Page 14: ...yvinyl chloride insulated flexible cords for microphone shielded MVVS or the equivalent JIS C 3306 Polyvinyl chloride insulated flexible cords shielded VCTF or the equivalent JIS C 3401 Control cables...

Page 15: ...lead wire size is 1 0 mm2 AWG17 or less c Terminate the end of the cable as shown below Peel off the length of the cable sheath and the ends of the lead wires as shown above 2 Wiring a Pass the cable...

Page 16: ...stment range is about 15 Indicator Lamp Power Supply Green Lights up when the valve is powered on Deviation Alarm Red Lights up when the spool travel deviates about 3 or more from the input value and...

Page 17: ...t noise such as inserting a noise filter on the power supply side Do not share the AC power source to the DC power supply with high noise generating equipment solenoid operated directional valves heat...

Page 18: ...the following items 1 When the power indicator LED green does not light up Check the power supply voltage Check the power supply side if no voltage is present 2 When the deviation alarm LED red light...

Page 19: ...lic fluid resulting in unstable valve operation and or solenoid failure Do not connect the tank port to any line that generates a surge pressure Doing so may cause malfunction or failure of the valve...

Page 20: ...rings is about two or three years depending on the condition of valve operation Please keep spare O rings handy for replacement in the event of fluid leakage The components and performance of the valv...

Page 21: ...valve as general industrial waste 10 Customer service If there are requests regarding our products or if any services are required please contact the place of purchase our customer support or the foll...