CKD 4KA2 Instruction Manual Download Page 34 | Manualshive

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[SM-206790-A/5]

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33

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MAINTENANCE

６

2)

4KA220

・

4KB220

No.

Parts

Material

Qty

Remarks

①

Coil mounting screw

Steel

4

M2.5

×

26 (with Spring

washer)

②

Coil ass’y

2

③

Plunger ass’y

2

④

Pilot valve mounting screw

Steel

4

M2.5

×

24

⑤

Coil Gasket

Fluore rubber

2

⑥

Pilot valve ass’y

2

⑦

Pilot valve Gasket

Nitrile rubber

2

⑧

Piston ass’y

2

⑨

Valve mounting screw

Steel

2

M3

×

31 (with Spring

washer)

⑩

Body

Aluminum alloy die casting

1

⑪

Spool ass’y

1

⑫

Body Gasket

Nitrile rubber

1

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Summary of Contents for 4KA2

Page 1: ...ead this instruction manual carefully before using this product par ticularly the section describing safety Retain this instruction manual with the product for further consultation whenever necessary...

Page 2: ...ns Use for special applications requiring safety including nuclear energy railroad aviation ship vehicle medical equipment equipment or applications coming into contact with beverage or food amusement...

Page 3: ...responsible occurs within the above war ranty period a substitute or necessary replacement parts shall be provided free of charge or the product shall be repaired free of charge at the plant of CKD C...

Page 4: ...enoid valve system dry Take care to avoid direct contact with dripping water or splashes of cutting oil If the solenoid valve system is wet by a direct contact with water or cutting oil an electrical...

Page 5: ...ing and gaskets may deteriorate sooner than usual if used in an atmosphere with a higher than normal density of ozone for example the atmosphere near a beach or in an area with frequent thunder storms...

Page 6: ...irst time after completing the piping increase the air pressure gradually but never introduce a highly pressurized air suddenly A sudden introduction of a highly pressurized air may disconnect pipes a...

Page 7: ...e cylinder to be activated AIR QUALITY Section 5 3 a Do not supply anything other than compressed air b Supply clean compressed air without any mixture of corrosive gas a Compressed air usually contai...

Page 8: ...rm the ab sence of residual pressure The above is required to ensure safety Regularly perform the daily and periodic inspections to correctly maintain product performance If the product is not correct...

Page 9: ...stallation 12 4 3 Piping 13 4 4 Wiring 16 5 OPERATING RECOMMENDATION 5 1 Operation 22 5 2 Manual Operating Device 24 5 3 Air Quality 25 5 4 Electric Circuits 27 6 MAINTENANCE 6 1 Periodic Inspection 2...

Page 10: ...pipng and sub plate piping Manual Override It uses in case of manual operation There are a non lock and a lock formula Wire connection It connections to the electric circuit Sub plate It is a block f...

Page 11: ...80665 10 2 1 10 2 1 Note 1Pa 1N m2 1MPa 1N mm2 Pressure Pa kPa MPa bar kgf cm2 atm mmH2O mmHg or Torr 1 1 10 3 1 10 6 1 10 5 1 01972 10 5 9 86923 10 6 1 01972 10 1 7 50062 10 3 1 103 1 1 10 3 1 10 2...

Page 12: ...valves are ready to be con nected to the pipes the entry of foreign matter from the piping ports could cause the solenoid valves to fail or malfunction a Check the model number imprinted on the produ...

Page 13: ...lt Protect the solenoid valve system by using a cover or by installing it inside a paneled casing If the cylinder rod is splashed with cutting oil the oil may penetrate through the cylinder into the s...

Page 14: ...and gaskets to be used in an atmosphere with a higher ozone density 4 2 Installation When installing a solenoid valve unit never attempt to hold it in position by means of the pipes connected to it M...

Page 15: ...increase the air pressure gradually but never introduce a highly pressurized air suddenly A sudden introduction of a highly pressurized air may disconnect pipes at joints and or cause the tubes to ju...

Page 16: ...of the machine 4 3 2 Flushing Before connecting pipes flush the interiors of the tubes solenoid valves and connected devices to remove foreign matter 4 3 3 About M5 joint M5 seal it with gasket model...

Page 17: ...of the outside diameter as well as the wall thickness and the hardness The hardness of an urethane tube should be 93 C or more as measured by a rubber hardness meter With a tube that does not have a s...

Page 18: ...ead it out straight from the end of the joint for a length equal to or greater than the outside diameter of the tube The tension applied sideways through the tube should not exceed 40N 8 Blank plug to...

Page 19: ...connecting position not to mistake If it isn t correctly piped it causes the malfunc tion unit 4 4 Wiring An electrical shock hazard exists during wiring or disas sembly or reassembly of the DIN term...

Page 20: ...es 5 Be sure that the operation voltage is within 10 of the rated voltage 2 Wire connection Name Grommet standard Small terminal box Small terminal box with indicator light Small terminal box with sur...

Page 21: ...ppressor and indicator light Plug in connector D type without leadwire surge suppressor and indicator light Option code D D1 D2 D3 Shape Circuit Name Surge suppressor attached Option code S Shape DC o...

Page 22: ...al caulking Crimp terminal Parts No 4K9 013 Caulking tool Tyco Electronics Japan 720781 3 Earth terminal Coil Lead wire 0 3 to 0 75mm2 Cabtyre cord JIS C3306VCTF 2 cord Outside diameter 4 to 6 5 Cap W...

Page 23: ...inguish plus or minus Lead wire 0 3 to 0 75mm2 Connect element wire with screw It may be necessary to provide a small standard driver Eliminate connecting surge suppressor together Slide the gasket an...

Page 24: ...rminal made by CKD Caulking tool made by CKD Lead wire AWG22 to 25 0 16 to 0 38mm2 Terminal caulking Insert both caulked terminals into the slots farthest apart Insert a socket Insert a gasket and con...

Page 25: ...Sol a is actuated Illustrated P A B R2 R1 port is closed When Sol b is actuated P B A R1 R2 port is closed New position of the spool is held where it is even after the solenoid is deactuated 4KA230 4K...

Page 26: ...P A B R When Sol b is actuated P B A R New position of the spool is held where it is even after the solenoid is deactuated 4KB230 4KB240 4KB250 No signal current to 4KB230 Illustrated P A B R are clo...

Page 27: ...position 1 Manual operating device As this is a pilot solenoid valve the spool will not be switched by operating the manual override without an air supply to the P port 2 Non lock type manual operati...

Page 28: ...on 5 3 1 Lubrication The 4KA2 4KB2 Series solenoid valve systems use pre lubricated valves that usually do not require lubrication from the outside If you have to lubricate a valve use Type 1 turbine...

Page 29: ...il wear of the sliding components of the pneumatic device may be acceler ated 2 Supply clean compressed air that does not include solid foreign matter 1 Solid foreign matter in the compressed air may...

Page 30: ...w A current leak larger than the allowable level may cause an erroneous valve operation 1 With a double solenoid type valve system energize the solenoid for at least 0 1 second even for an instantaneo...

Page 31: ...from the air filters 1 Checking the compressed air supply pressure Is the supply pressure at the specified level Does the pressure gauge indicate the specified pressure when the system is operating 2...

Page 32: ...to have a knowledge for safely per forming such operation based on the understanding about the mechanisms and operating principles of solenoid valves 6 2 1 Solenoid valve mounting and detaching When r...

Page 33: ...il ass y 1 Plunger ass y 1 Pilot valve mounting screw Steel 2 M2 5 24 Coil Gasket Fluore rubber 1 Pilot valve ass y 1 Pilot valve Gasket Nitrile rubber 2 Piston ass y 1 Valve mounting rew Steel 2 M3 3...

Page 34: ...Spring washer Coil ass y 2 Plunger ass y 2 Pilot valve mounting screw Steel 4 M2 5 24 Coil Gasket Fluore rubber 2 Pilot valve ass y 2 Pilot valve Gasket Nitrile rubber 2 Piston ass y 2 Valve mounting...

Page 35: ...ss y 2 Plunger ass y 2 Pilot valve mounting screw Steel 4 M2 5 24 Coil Gasket Fluore rubber 2 Pilot valve ass y 2 Pilot valve Gasket Nitrile rubber 3 Piston ass y 2 Valve mounting screw Steel 2 M3 31...

Page 36: ...n air Install pipe joints to A and B ports with diame ter equal to or smaller than that of to P port joint Valve is frozen Add remedies of avoiding freezing Heating system or dehumidifying system etc...

Page 37: ...ure Dust proof Manual operation device Non locking type Option Locking type Weight g 115 155 170 Electrical specifications Rated voltage V AC100V 50 60Hz AC200V 50 60Hz DC24V Starting current A 0 056...

Page 38: ...id valve 4KA2 series Nos of station 2 to 20 stations Manifold type Common supply common exhaust Electrical connections Grommet with lead wire Option Small terminal box Plug in connectors Port size Sup...

Page 39: ...Hz DC24V Starting current A 0 056 0 044 0 028 0 022 0 075 Holding current A 0 028 0 022 0 014 0 011 Power consumption with indicator light W 1 8 1 4 2 0 1 6 1 8 2 0 Temperature rise 43 Voltage fluctua...

Page 40: ...ve 4KB2 series Nos of station 2 20 stations Manifold type Common supply common exhaust Electrical connections Grommet with lead wire Option Small terminal box Plug in connectors Port size Supply port...

Page 41: ...light No option C Plug in connector C type 300mm f Voltage C00 500mm Code Description C01 1000mm AC100V AC100V 50 60Hz Standard C02 2000mm AC200V AC200V 50 60Hz C03 3000mm DC24V DC24V C1 No option AC...

Page 42: ...specifications by adding P11 to the end of model number Model number Voltage P11 Coolant proof specifications Selectable with option symbol A Model number A Voltage Copper and PTFE free Copper and PT...

Page 43: ...or light No option f No of stations C Plug in connector C type 300mm Code Description C00 500mm 2 2 stations C01 1000mm C02 2000mm 20 20 stations C03 3000mm C1 No option C2 Plug in connector C type wi...

Page 44: ...of the required function see Table below and the arrangement no carry out numbering up to the speci fied no of stations with the left side station as no 1 as shown below Code Function 1 2 position sin...

Page 45: ...00V 50 60Hz Standard C02 2000mm AC200V AC200V 50 60Hz C03 3000mm DC24V DC24V C1 No option AC24V AC24V 50 60Hz Option C2 Plug in connector C type with surge suppressor and indicator light 300mm AC110V...

Page 46: ...specifications by adding P11 to the end of model number Model number Voltage P11 Coolant proof specifications Selectable with option symbol A Model number A Voltage Copper and PTFE free Copper and PT...

Page 47: ...iption Code Description No code Grommet with lead wire 300mm No code No option 2 2 stations B Small terminal box No option K External pilot L Small terminal box with indicator light No option S Surge...

Page 48: ...the code of the required function see Table below and the arrangement no carry out numbering up to the speci fied no of stations with the left side station as no 1 as shown below Code Function 1 2 pos...

Page 49: ...8 4KB240 4KA250 4K9 129 4KB250 3 Coil assembly Function Model example All model common 4K1L Electrical connection option COIL Voltage 4 Sub plate kit Individual Function Model example 4KB2 4KB2 K 4KB2...

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