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SMC Networks ZK2 Series, Руководство по эксплуатации

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SMC Networks ZK2 Series Скачать руководство пользователя страница 68

 

-67-

 

                                                                     

No.  ZK2-OM00201

 

 

13. Troubleshooting

 

■

Troubleshooting chart

 

When any malfunction is observed, it is recommended to perform the following troubleshooting. 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
 

Failure phenomenon

 

 

Possible causes

 

 

Countermeasures

 

 

 

 

 

 

Vacuum 
absorption 
failure

 

Vacuum is not 
generated

 

 

Clogging by foreign matter or particles

 

 

Refer to (1) and (2)

 

Vacuum pressure 
decreased

 

 

Supply valve 
does not 
operate

 

Decline in the power 
supply voltage

 

 

Refer to (3) and (4)

 

 

Electrical wire failure

 

 

Refer to (4) and (5)

 

 

The supply pressure 
exceeds the operating 
pressure range

 

 

Refer to (6)

 

 

Entry of oil mist

 

 

Refer to (16)

 

 

Control 
failure

 

Simultaneous 
energization

 

 

Refer to (7)

 

 

Leakage voltage

 

 

Refer to (8)

 

 

Incorrect 
assembly 
during 
maintenance

 

Mounting failure of the 
gasket or check valve

 

 

Refer to (9)

 

 

Insufficient supply pressure

 

 

Refer to (6) and (10)

 

 

Deformation of the check valve

 

 

Refer to (9) and (11)

 

 

Filter case gasket was protruded

 

 

Refer to (12)

 

 

 

 

 

 

 

Fluctuation of 
vacuum 
pressure

 

Noise is generated 
intermittently when air 
is exhausted when 
absorbing by vacuum 
and vacuum pressure 
slightly fluctuates

 

 

Vibration of fluid when vacuum 
pressure is generated

 

 

Refer to (13)

 

 

 

 

 

 

 

Air leakage 
from vacuum 
port

 

Air leakage from the 
vacuum port when the 
release valve is OFF

 

 

Exhaust air flows to the vacuum port

 

 

Refer to (14)

 

 

 

 

 

 

 

Vacuum 
release 
failure

 

Release air is not 
output

 

 

Vacuum break flow adjusting needle is 
fully closed

 

 

Refer to (15)

 

 

Release valve does not operate

 

 

Refer to (3), (4), (5), 
(6) and (16)

 

Workpiece is not 
released smoothly

 

 

Decrease of 
release flow

 

Clogging of the suction 
filter

 

 

Refer to (19)

 

 

Adhesion of the workpiece and pad

 

 

Refer to (18)

 

 

Control 
failure

 

Simultaneous 
energization

 

 

Refer to (7)

 

 

Leakage voltage

 

 

Refer to (8)

 

 

 

 

 

 

 

 

Operation 
failure of the 
pressure 
switch with 
energy saving 
function

 

Vacuum is not held. 
Supply valve chatters

 

 

Vacuum leakage

 

 

Refer to (19)

 

 

Deformation of the check valve

 

 

Refer to (20)

 

 

Содержание ZK2 Series

Страница 1: ...No ZK2 OM00201 PRODUCT NAME Vacuum Unit Ejector Vacuum Pump System MODEL Series Product Number ZK2 Series...

Страница 2: ...to Order 31 7 Exploded View of Manifold Replacement Parts 35 7 1 Exploded View of Manifold 35 7 2 How to Increase Manifold Stations 35 7 3 Component Parts 38 7 4 Replacement Parts 38 7 5 Replacement...

Страница 3: ...en configuring the equipment 2 Only personnel with appropriate training should operate machinery and equipment The product specified here may become unsafe if handled incorrectly The assembly operatio...

Страница 4: ...failure of the product 3 Prior to using SMC products please read and understand the warranty terms and disclaimers noted in the specified catalog for the particular products 2 Vacuum pads are exclude...

Страница 5: ...ce next to the symbol Operator 1 This Operation Manual is intended for those who have knowledge of machinery using pneumatic equipment and have sufficient knowledge of assembly operation and maintenan...

Страница 6: ...o not use the product in a place where static electricity is a problem Otherwise failure or malfunction of the system can result Do not Do not cut off the power and compressed air supplied to this pro...

Страница 7: ...ain catch before the filter and perform draining regularly If draining is not performed regularly and condensate enters the secondary side it can cause operating failure of pneumatic equipment When it...

Страница 8: ...lowing table Avoid repeatedly bending stretching or applying a heavy object or force to the lead wire Repetitive bending stress or tensile stress to the lead wire can cause the sheath of the wire to p...

Страница 9: ...oduct Do not use the product in an environment that is exposed to temperature cycle Heat cycles other than ordinary changes in temperature can adversely affect the inside of the product Do not expose...

Страница 10: ...com for the recommended piping conditions Maintenance Turn off the power supply stop the supplied air exhaust the residual compressed air in the piping and verify the release of air before performing...

Страница 11: ...size of vacuum pump system mm 4 inch 5 32 Note 2 Port size of exhaust port mm 8 inch 5 16 Note 3 The complex exhaust is a combined exhaust method of the common exhaust from the end plate and the dire...

Страница 12: ...ase Valve select W or L3 for 6 Wiring Combinations Note 12 Unit selection function is not available in Japan due to new measurement law Note 13 Fixed unit kPa 6 Wiring Combinations Symbol For supply v...

Страница 13: ...ecification When selecting D with common release pressure supply PD port for manifold option supplying a pressure which is different from for common PV to common PD is requested W With exhaust interfe...

Страница 14: ...fer to Port Layout on pages 52 to 61 for the port layout of standard port combinations and options Note 3 Common PS port and common PD port are connected inside Connected One touch fitting to one of p...

Страница 15: ...ble only solenoid valve wiring Individual wiring is specified for vacuum switches and sensors Note 9 Select L L or W for 6 Wiring Combinations for the single unit model Note 10 Select C C1 for 6 Wirin...

Страница 16: ...2 x 4 5 Mounting hole Pilot pressure supply PS port Pressure switch for vacuum Release valve manual override Valve Assembly Supply valve manual override Silencer exhaust port Exhaust port nozzle size...

Страница 17: ...ergy saving function LED Red is ON when the pilot valve for supply valve is energized LED display Displays the current status of pressure setting mode and error code button UP Selects a mode and incre...

Страница 18: ...n direction 2 2 Hook the ejector onto the DIN rail from direction 3 and mount the ejector onto the DIN rail by pushing it down in direction 4 3 Push the filter case assembly in direction 5 until it is...

Страница 19: ...BK1 A Manifold 1 DIN rail mounting Option 1 Hook the mounting bracket of the end plate to DIN rail from direction 1 2 Mount the ejector onto the DIN rail by pushing it down in direction 2 3 Use a 50 m...

Страница 20: ...ontaining foreign matter water oil or condensate etc can cause malfunction of supply and release valve It is recommended that an air filter and a mist separator are connected to the upstream side of t...

Страница 21: ...by exchanging the One touch fitting and the plug When PS PD PS and PD are not connected inside the end plate It is necessary to supply each port individually Port Size Ejector System Vacuum Pump Syst...

Страница 22: ...stem Vacuum Pump System PV Air pressure supply port Compressed air supply for operating ejector Operating pressure range 0 3 to 0 6 MPa Note 1 Vacuum pressure supply port Vacuum source vacuum pump Ope...

Страница 23: ...s not meet these outside diameter tolerances It may not be possible to connect them or they may cause other trouble such as air leakage or the tube pulling out after connection 4 Tube O D 2 Tubing oth...

Страница 24: ...Do not apply impact resistance in the direction of the main valve shaft during the installation to moving parts When impact is applied use valve type K For vibration and impact refer to General Speci...

Страница 25: ...connector hold the cover and pull out the connector straight pushing the connector lever clip Note Do not pull the lead wire excessively as this damage the connector or cover 2 Common wiring Align the...

Страница 26: ...alve type J K and R Solenoid valve is non polar type 1 Individual wiring Valve type J Valve type K R With supply valve Without release valve With supply valve With release valve 2 Common wiring 2 1 D...

Страница 27: ...cable connector A flat ribbon cable connector conforming to MIL standards is used 3 LED indication Red LED turns on when supply valve is energized Green LED turns on when release valve is energized 1...

Страница 28: ...Pink None 7 Blue None 8 Purple White 9 Gray Black 10 White Black Terminal number Wire Color Dot Marking 11 White Red 12 Yellow Red 13 Orange Red 14 Yellow Black 15 Pink Black 16 Blue White 17 Purple...

Страница 29: ...use a 26 pin type with strain relief conforming to MIL C 83503 Cannot be used movable wiring 2 Terminal number Symbol Cable length L m 1 1 5 2 3 3 5 Connector manufacturers example HIROSE ELECTRIC CO...

Страница 30: ...A PNP 2 outputs The FUNC terminal is connected when using the copy function Refer to the ZSE10 ISE10 Operation Manual Pressure switch for vacuum with energy saving function ZK2 ZSVA A NPN 1 output ZK...

Страница 31: ...r High noise reduction silencer 6 2 Component Parts No Item Material Remarks 1 Valve body assembly Resin HNBR NBR and steel are also used 2 Needle assembly Brass Electroless nickel plated brass resin...

Страница 32: ...nsor assembly With 2 screws and 1 gasket 16 High noise reduction silencer case assembly With sound absorbing material Part number ZK2 SE4 6 A 6 4 Replacement Parts for Single Unit How to Order Includi...

Страница 33: ...Valve type K R With supply valve and release valve S Valve type J Supply valve only Lead wire length Nil 300 mm 6 600 mm 10 1000 mm 20 2000 mm 30 3000 mm Port size 06 6 One touch fitting Straight Met...

Страница 34: ...collector 1 output 2 Output specifications A NPN B PNP 3 Unit specifications Nil Unit selection function Note 1 M SI unit only Note 2 Note 1 Unit selection function is not available in Japan due to ne...

Страница 35: ...High noise reduction silencer case assembly ZK2 SC3 4 A Rated pressure range and specifications 1 0 to 101 kPa Output 1 to 5 V Accuracy 2 F S 3 100 to 100 kPa Output 1 to 5 V Accuracy 2 F S Mounting N...

Страница 36: ...old Stations 7 2 1 Individual wiring specifications 1 Remove two tension bolts 2 Remove the end plate U Be careful not to drop the gasket 3 Mount a single unit to the end surface of U side Do not let...

Страница 37: ...connector to the junction box B Refer to Fig 3 Engage the recess of the connector and the protrusion of the junction box B Refer to Fig 3 A 7 Mount a single unit for extra station s for manifold to t...

Страница 38: ...s of the housing mounting surface to the square holes of the end plate and slide the connector housing assembly 9 Remove the end plate U Be careful not to drop the gasket 10 Mount a single unit for ex...

Страница 39: ...inch type 6 One touch fitting assembly Metric size 8 Inch size 5 16 7 Sound absorbing material 2 pcs per set Material Non woven cloth Silencer cover is not included 8 DIN rail Refer to Dimensions in...

Страница 40: ...to 40 One touch fitting size C8 8 One touch fitting N9 5 16 One touch fitting Length symbols 1 to 40 L Dimension When selecting the number refer to L6 in dimension table in the Best Pneumatics No 4 ca...

Страница 41: ...Connector type 1 D sub connector 25 pins 2 Flat ribbon cable connector 26 pins Applicable stations 02 For 2 stations manifold 04 For 4 stations manifold 06 For 6 stations manifold 08 For 8 stations ma...

Страница 42: ...upply air quality However if there is a vacuum pressure drop and or delay in the vacuum adsorption response time which causes problem with the settings during operation stop the operation of the produ...

Страница 43: ...ate measurements from the pressure switch may occur 8 2 Replacement Procedure 8 2 1 Replacement procedure for filter element 1 To pull out the vacuum port adapter rotate the adapter by about 90 degree...

Страница 44: ...the vacuum port adapter you can remove the adapter with a hexagon wrench using the hexagonal hole in V port The table shows the port size and the width across flats 8 2 2 Replacement procedure for So...

Страница 45: ...ewdriver 6 Insert the new sound absorbing material Be careful not to scratch the material with the projection of the diffuser assembly Diffuser hole viewed from the port plug Procedure to put parts ba...

Страница 46: ...iver to notch A of the end plate and remove a clip L 1 2 Insert a precision screwdriver to notch B and remove the silencer cover 2 3 Pull out the sound absorbing material from the silencer cover 3 4 M...

Страница 47: ...ater base cutting fluid alkaline Note Do not expose the filter case to direct sunlight for a long period of time Procedure to put parts back together 2 Make sure that body gasket B and the check valve...

Страница 48: ...Specifications Valve model Note 4 ZK2 VA K ZK2 VA R ZK2 VA J Type of Actuation Note 5 Supply valve N C Release valve N C Supply valve Self holding release valve linked Release valve N C Supply valve N...

Страница 49: ...ltration rating 30 m Filtration area 510 mm2 Pressure Sensor specifications For details refer to the PSE series in the Best Pneumatics No 8 catalog and the Operation Manual Model Sensing unit Standard...

Страница 50: ...0 ms Short circuit protection Provided Repeatability 0 2 F S 1 digit Hysteresis Hysteresis mode Variable from 0 Note 9 Window comparator mode Display type 3 1 2 digits 7 segment LED 1 color display Re...

Страница 51: ...chattering function 20 100 500 1000 or 2000 ms Short circuit protection Provided Repeatability 0 2 F S 1 digit Hysteresis Hysteresis mode Variable from 0 Note 10 Display type 3 1 2 digits 7 segment LE...

Страница 52: ...ssure switch for vacuum Model of pressure sensor and pressure switch for vacuum Weight g ZK2 PS A Weight excluding the cable 5 ZK2 ZS A Weight excluding the lead wire assembly with connector 14 Manifo...

Страница 53: ...m Vacuum pump Body type Single unit Exhaust type Without silencer Application and purpose Vacuum pressure Exhaust Release pressure Same pressure as PS System Vacuum pump Body type Manifold Exhaust typ...

Страница 54: ...ype Silencer exhaust Application and purpose Vacuum pressure Exhaust Released in operating environment Release pressure Same pressure as PV Port combination PV PS PD System Ejector Body type Single un...

Страница 55: ...on silencer exhaust Application and purpose Vacuum pressure Exhaust Released in operating environment Release pressure Same pressure as PV System Ejector Body type Manifold Exhaust type Complex exhaus...

Страница 56: ...r each station Exhaust After piping individual exhaust is necessary Release pressure Same pressure as common PV System Ejector Body type Manifold Exhaust type High noise reduction silencer exhaust App...

Страница 57: ...essure PD pressure has to be supplied with PS pressure System Vacuum pump Body type Manifold Exhaust type Without silencer Application and purpose Vacuum pressure Common for each station Exhaust Relea...

Страница 58: ...ication and purpose Vacuum pressure Exhaust Released in operating environment Release pressure PD pressure has to be supplied with PV pressure System Ejector Body type Single unit Exhaust type Port ex...

Страница 59: ...ion and purpose Vacuum pressure Exhaust Released in operating environment Release pressure PD pressure has to be supplied with PV pressure System Ejector Body type Manifold Exhaust type Complex exhaus...

Страница 60: ...After piping individual exhaust is necessary Release pressure Common PD pressure has to be supplied with common PV pressure System Ejector Body type Manifold Exhaust type High noise reduction silencer...

Страница 61: ...er station Exhaust Released in operating environment Release pressure Same pressure for common PS pressure and common PD pressure System Ejector Body type Manifold Exhaust type Individual port exhaust...

Страница 62: ...fold Exhaust type High noise reduction silencer exhaust Application and purpose Vacuum pressure PV pressure can be changed per station Exhaust Released in operating environment Release pressure Same p...

Страница 63: ...No ZK2 OM00201 11 Exhaust Flow Rate Characteristics 11 1 Ejector Exhaust Characteristics Flow Rate Characteristics The flow rate characteristics correspond to the standard supply pressure ZK2 07 ZK2...

Страница 64: ...63 No ZK2 OM00201 ZK2 12 ZK2 15 The following graphs show the characteristics of the ejector with valve Please contact SMC for models without valve...

Страница 65: ...s the value when V port is 8 11 3 Vacuum Release Flow Rate Characteristics The graph shows the flow rate characteristics at different supply pressures when the vacuum break flow adjusting needle is op...

Страница 66: ...r when it reaches the rotation stop position Turning the needle too far may cause damage 3 Do not tighten the handle with tools such as nippers This can result in breakage due to idle turning 4 Do not...

Страница 67: ...bsorbing material Regular replacement of the filter element and sound absorbing material is recommended Exhaust Noise When vacuum ejector generates vacuum noise can be heard from the exhaust port when...

Страница 68: ...valve Refer to 9 and 11 Filter case gasket was protruded Refer to 12 Fluctuation of vacuum pressure Noise is generated intermittently when air is exhausted when absorbing by vacuum and vacuum pressur...

Страница 69: ...he supply pressure is higher than the operating pressure range it may cause operation failure because of early defect due to wear of seals Adjust the supply pressure appropriate for the specification...

Страница 70: ...e grease of the valve assembly and main valve is washed away with the mist adversely affect the valve operation In addition the life of the main valve may be shortened Install the mist separator and a...

Страница 71: ...Chiyoda ku Tokyo 101 0021 JAPAN Tel 81 3 5207 8249 Fax 81 3 5298 5362 URL http www smcworld com Note Specifications are subject to change without prior notice and any obligation on the part of the ma...

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