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Exampes Appcationsf liContro050505l Vaves)5.79(005154ɸ)5.79(010554ɸ05)5.79(0154ɸirectil on-ControVaves)4()4()4(KDSeriesESeriesMSeriesLarge-SzeModuar Vaves ■ESW-4H･P･C ■ESW-4B ■ESL-4ɸ4ɸ4ɸ4PABliHydraucVaves■ Specificationscat-No.78E since2017Esperblock (E Series)E Series (4-Way Solenoid Operated Direction-Control Valves) ● The compact version of the M series, which is approx. 50 to 70 % lighter than the M series.● Do not apply pressure for 1 minute or longer to prevent sticking of the spool.● Operate the valve at 50 MPa or lower if it is used frequently.● The DIN connector can rotate 90, 180, or 270° from its home orientation (4 orientations).● For details, see page 116.■ESL-4H(79)67(155)Push pin for manual operation4 X (O-ring P8)(accessory)DIN connectorMaximum operating ModelpressureMPaESL-4ESW-4■Hydraulic symbol (ESL-4S)70■Hydraulic symbol (ESL-4H)Maximum flow rate L/minModeloperating pressureMPa0 to 8 MPa8 to 70 MPaERV-PERV-AERV-B■ERV-P70■Hydraulic symbol (ERV-P)(9)(79)Push pin for manual operationDIN connector■ESW-4HMaximum flow rate L/min0 to 8 MPa8 to 70 MPa631lo llDl i l631l■Hydraulic symbol (ESL-4P)Pressure adjustable rangeMPa10 to 70■Hydraulic symbol (ERV-A)■Hydraulic symbol (ERV-B) Allowable back Operating voltagepressureMPa100 VAC200 VAC24 VDC■Hydraulic symbol (ESW-4B)■Hydraulic symbol (ESW-4H)Allowable back pressureMPaBolt insertion length mmControl lineAccessory50O-rings: P8 (4 pcs)■ERVModel code structureSolenoid valveE series1067(87)(245)10(79)4 X (O-ring P8)(accessory)Bolt insertion lengthmmAccessoryO-rings: P8 (4 pcs)10■Hydraulic symbol (ESW-4P)Approx. weightkg1.5No. of portsNo. of solenoids (79)67(225)Push pin for manual operationDIN connectorRelief ValveE seriesModel code structureValve type (2 positions)L:Solenoid on one side(2 positions)W:Solenoids on both sidesValve type (3 positions)(3 positions)Operating voltage(79)4 X (O-ring P8)(accessory)Control line P:P portA:A portB:B port1:100 V2:200 VDC24:24 VDCS :Normal straightH :Normally openP :P port blockedB :Center bypassH :All ports openP :P port blockedC :All ports blockedApprox. weightkg1.92.5■Hydraulic symbol (ESW-4C)136E Series (Relief Valves) ● Fewer pressure fluctuations are an advantage. ● For pressure adjustment, loosen the lock nut first. To increase the pressure, turn the handle　clockwise gradually. To reduce the pressure, turn it counterclockwise.　After pressure adjustment, be sure to tighten the lock nut.■ SpecificationsMaximum ESW-4H-1ERV-P