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【INSTRUCTION MANUAL】

DAIKIN INDUSTRIES, LTD

SE-04430

Att.12

[Attached document B]

2. Alarm of pressure decline (Only when a pressure switch function is set up.)

Pressure

Mode

Alarm

Indication

Alarm count

Pressure switch
setup

Pressure switch
delay time

Under 30
seconds

30 seconds

Normal control

Actual pressure indication

Actual
pressure
indication

Normal control

Pressure decline
condition

L: Alarm condition

H: Condition
without alarm

3. Alarm that motor temperature abnormally raises.

※　

If E41 is outputted, it is enable to be canceled except for resetting power supply.

※　

Alarm has been outputted soon, in case the temperature is more than 105

℃

at starting the power supply.

105

℃

Motor
temperature

Mode

Alarm

Indication

Alarm count

L: Alarm condition

H: Condition without alarm

Normal control

Motor stop

High temperature
abnormal condition

Actual pressure indication

10 minutes

1 minute

4.Defective starting alarm

1.3

～

6.5 seconds

4-1 When a retrial reverts.

※

2. At using of a pressure switch, alarm may be outputted as well as

※

1 of 1-2).

Pressure

Mode

Alarm

Indication

H: Condition without alarm

Actual pressure indication

Actual
pressure
indication

Normal control

Retrial (positioning)

Pressure decline time

Occurrence of
defective starting

Содержание EHU Series

Страница 1: ...ydraulics Division Photo EHU25 M07 AE 30 This instruction manual is based on these following types Eco Rich As for MGF NO before them there is some difference in operating manual of the panel and adju...

Страница 2: ...e standard for safety operation or maintenance of your machine Symbols of safety precautions in this manual In this manual safety precautions are represented and classify 3 rank Danger Warning and Cau...

Страница 3: ...uld exempt from any responsibilities Limitation of uses Make sure to consider the situation in case of life threatening owing to breakdown or wrong working of this machine or possibilities of danger t...

Страница 4: ...Electric wiring 8 Test run 16 9 Operating manual of the control panel 18 23 General description Explanation of each mode Shift to each mode Operation manual of each mode 10 Maintenance 24 28 Attached...

Страница 5: ...of the parts according to the improvement of quality performance and other circumstances 2 Nomenclature MFG NO a Series name EHU EHU Series b Max discharge flow rate of the pump 14 14 L min 25 25 L m...

Страница 6: ...that s column of the initial setup value for a setup of alarm at sipping As for other specifications confirm a delivery specifications form drawings Note 1 Note 2 Note 3 Note 1 Note 2 Note 3 Working...

Страница 7: ...tions for the non standard products Controller Unit name plate Notice name plate Oil inlet port with air breather Tank Sample port with drain cap Oil gauge Valve block Front view of the unit SR motor...

Страница 8: ...ANUAL DAIKIN INDUSTRIES LTD SE 04430 Parts 5 Hydraulic circuit Hydraulic circuit Part NO Name 1 Tank 2 Suction filter 3 Oil gauge 4 Inverter driving pump 5 Oil inlet port with air breather 6 Oil coole...

Страница 9: ...lt In this time move the unit carefully about balance so as not to be damaged the piping by the hook Eyebolt Detail of spacer 2 places Type Weight EHU14 L04 EHU25 L04 EHU25 L07 EHU25 M07 EHU30 M07 43k...

Страница 10: ...e of touching high temperature part you may be burnt Caution When it is used in where there is no space of inhalation exhaust and heat place the motor becomes high temperature and the life of the moto...

Страница 11: ...t the float of the oil gauge is between the red line and the yellow line Use the hydraulic oil appropriate to the specifications as it was mentioned in page 6 Drain port DR1 Rp1 Upper oil surface Disc...

Страница 12: ...und earth terminal must be down to ground over the third class Connect it directly not to pass through the breaker Wire after installing the machine surely Be sure to turn off the breaker of the main...

Страница 13: ...ow figure to connect with the terminal board 4 After wiring be sure to install the cover of the terminal box as it was Insert special driver or precision driver width 2 4 3mm as left figure Make sure...

Страница 14: ...careful not to damage the conductor when stripping electric wire Use DC24V or DC12V minimum load current 10mA for alarm connection circuit Use AC100V 50 60Hz under alternative current control As for...

Страница 15: ...a driver etc Make sure of stripped wire length and insert them until the end without separating Remove the driver from the lever Make sure of wiring by pulling the electric wire slightly How to connec...

Страница 16: ...in plug Then fill fixed amount of flesh hydraulic oil to the oil inlet port with air breather Within NAS 10 class pure oil is used as flesh hydraulic oil Remove the air of hydraulic circuit completely...

Страница 17: ...ce this hydraulic unit has CPU it is easy to monitor setup and adjust such as pressure flow by operation of key switch General description The control panel is composed of 3 digits LED mode key settin...

Страница 18: ...ndicating a Monitor mode While monitor mode it is possible to monitor item on the table below by choice Operation example is shown as following Ex Monitor actual flow rate Operation manual of each mod...

Страница 19: ...to the signal output Refer to att page11 for specifiscations of pressure switch output 7 0 P00 P01 P02 P03 P04 It is possible to indicate and setup the contact output of abnormal motor temperature ris...

Страница 20: ...s later Changing setup value Setup value entry Light up item NO Example of operation principles of setup mode Adjusting max flow Ex Change max flow 25L min to 20 5L min Caution The change of the setup...

Страница 21: ...latest one Changing setup mode Choosing record number Alarm content indication Another confirming 2 seconds later Indicate the latest alarm Indicate by turns in every 1 second Power ON number of times...

Страница 22: ...n holding function is chosen by setting Unit stop Unit stops after the setting time progress Retrial occur in order to avoid operation stop It is recorded as an internal information Unit stops after t...

Страница 23: ...ily Once 6 months Confirm fan motor rotation If the fan motor stop rotation The cooling function of oil cooler declines remarkably Hydraulic oil or equipment becomes high temperature and there is fear...

Страница 24: ...e principle on page 26 Suction strainer Once a year Disassemble and clean as following maintenance principle on page 27 Danger Do not touch rotary point When touching the inside of the controller obse...

Страница 25: ...strong power on power supply wire or connector of fan motor while operation Be careful of oil leakage from piping or oil cooler while disassembling 1 Removing the oil cooler When removing the cover o...

Страница 26: ...embling completed Be careful to setup inhalation exhaust direction of oil cooler page 10 Oil inlet port with air breather maintenance principle 1 Removal It is easy to remove turn cap to the countercl...

Страница 27: ...ove suction strainer 2 Cleaning Blow filter by air and blow sticking piling up material off Remove dust inside the cylinder of strainer 3 Reassembling After cleaning completed reassemble as it was Do...

Страница 28: ...low control valve Note The valve block is different in working pressure When you have changed PC setup pressure refer to spare parts list or consult with our Sales Division Caution Be sure to change t...

Страница 29: ...of the purpose Example When setup pressure is 1 5 MPa it marks 15 in case of 7 0 Mpa it marks 70 Confirm that O ring is attached to two holes at the bottom of the valve block Wipe both contact surfac...

Страница 30: ...number of revolutions Loosen the lock nut of the flow control valve for adjustment of minimum number of revolutions Adjust the flow control valve with confirming the valve of the actual number of rev...

Страница 31: ...ons to 350 min 1 Return to actual pressure indication Rotate adjustment screw of flow control valve to clockwise Set up adjustment screw Change to monitor mode Indication number of revolutions Operati...

Страница 32: ...ons by the flow control valve Caution In case of using above 6 MPa of PC setup pressure and becoming unstable with influence such as contamination install a fixed flow control plug 0 8 In case of inst...

Страница 33: ...ase of turning on after tightened the pressure adjustment screw it is dangerous that surge pressure causes 2 1 Changing process of PC setup pressure Fixed flow control plug 0 8 NPTF1 16 Section A A Lo...

Страница 34: ...at PC control Since the number of revolutions increases by rising of setup pressure adjust to the proper number of revolutions Minimum number of rotation Number of rotation at the hold pressure befor...

Страница 35: ...In case of installing the fixed flow control plug the number of revolutions don t increase An operation example is shown Example In case of adjusting the minimum number of revolutions to 350 min 1 Rot...

Страница 36: ...mber of revolutions increases rapidly in the position where the relief valve acts Then turn tighten to the position where the number of rotation becomes the minimum number of revolutions 5 Tighten and...

Страница 37: ...imum number of rotation and work in accordance with the process from attached document 5 page after the number of revolutions is raised about 600min Reference The pressure change of by the pressure ad...

Страница 38: ...condition H Condition without alarm L Waiting H Operation ready Maximum 3 0 seconds Maximum 10 seconds Charge Positioning Normal control Actual pressure indication Actual pressure indication 1 3 With...

Страница 39: ...canceled except for resetting power supply Alarm has been outputted soon in case the temperature is more than 105 at starting the power supply 105 Motor temperature Mode Alarm Indication Alarm count...

Страница 40: ...is kept to indicate until ENT KEY is pushed It is also cleared with resetting power supply 4 2 After the retrial when alarm output Pressure Mode Alarm Indication H Condition without alarm L Alarm con...

Страница 41: ...39 39 39 Additions and changes 37 3E 37 3E 3A 3F 3A 3F 3A 3F Addition of indication hold function 3F 3F 3G 3G 3G Addition of response gain setup function Addition of operation ready output function Ad...

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