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Bosch Rexroth M-2SMM6 SO711 Series, Руководство по эксплуатации

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Bosch Rexroth AG 

 M-...S...SO711/712  |  RE 22340-B1/11.12

Information on this product

5.4  Product identification

Information on the name plate

The name plate comprises the following information:

Fig. 8: name plate
Table 9: Information on the name plate

no. Type of information

Information or example

1

Manufacturer's logo

Rexroth

2

Material no. of the directional seat valve

 

e.g.: R901332659

3

Material short text

e.g.: M-2SH6C3X/350/B08SO712

5

Area / works number

708F

6

Date of production

e.g.: FD: 03W01

10

Designation of origin

Made in Germany

12

Customer's or production order number

e.g.: 123456789012345

         

        

1

10

9

2

3

4

6

13

12

5

14

7

Содержание Rexroth M-2SMM6 SO711 Series

Страница 1: ...11 M 3SMM6 SO711 M 3SH6 SO712 Operating instructions Applies to RE 22340 B1 11 12 English Size 6 Component series 3X Maximum operating pressure 350 bar Maximum flow 25 l min Similar figure You can find further information on the correct handling of Bosch Rexroth hydraulic products in our publication Hydraulic valves for industrial applications RE 07600 B 08 2012 ...

Страница 2: ...mation given does not release the user from the obligation of own judgment and verification It must be remembered that our products are subject to a natural process of wear and aging This document as well as the data specifica tions and other information set forth in it are the exclusive property of Bosch Rexroth AG It may not be reproduced or given to third parties without its consent The origina...

Страница 3: ...al data 16 5 3 5 Characteristic curve size 6 measured with HLP46 ϑoil 40 C 5 C 17 5 3 6 Performance limit measured with HLP46 ϑoil 40 C 5 C 18 5 3 7 Unit dimensions type M SMM dimensions in mm 19 5 3 8 Unit dimensions type M SH dimensions in mm 20 5 3 9 Throttle insert 21 5 4 Product identification 22 6 Transport and storage 23 6 1 Transporting the product 23 6 2 Storing the directional seat valve...

Страница 4: ...711 712 RE 22340 B1 11 12 13 Extension and modification 33 13 1 Available accessories 33 14 Troubleshooting 34 14 1 How to proceed with troubleshooting 34 15 Appendix 35 15 1 Spare parts list 35 15 2 List of addresses 35 Contents ...

Страница 5: ...symbol and you have understood and observed it Table 1 Required and amending documentation Title Document number Document type Hydraulic valves for industrial applications RE 07600 B 08 2012 Operating instructions 1 3 Representation of information Consistent safety instructions symbols terms and abbreviations are used so that you can quickly and safely work with your directional seat valve using t...

Страница 6: ...angerous situation which may cause death or severe personal injuries if not avoided CAUTION Indicates a dangerous situation which may cause minor or medium personal injuries if not avoided NOTICE Damage to property The directional seat valve or the environment could be damaged 1 3 2 Symbols The following symbols indicate notices which are not safety relevant but ensure performance of the direction...

Страница 7: ...at valve as follows Compliance with the application and environmental conditions according to the technical data Compliance with the specified performance limits Use in the original condition without damage Repair by customers is not admissible The directional seat valve is exclusively intended for the professional use and not for private use Intended use includes having read and understood this d...

Страница 8: ...ew of the training contents on the Internet at www boschrexroth de didactic 2 5 General safety instructions Observe the valid regulations on accident prevention and for environmen tal protection Observe all other safety regulations and provisions of the country where the directional seat valve is implemented used Do not commission the directional seat valve until you can be sure that the end produ...

Страница 9: ...ng up your circuit observe functional safety e g EN ISO 13849 Incorrect fastening Mounting of the valves with valve mounting screws of reduced stability insuf ficient mounting or fastening at blocks and plates with insufficient stability may lead to the directional seat valve becoming loose and falling down Conse quently hydraulic fluid may leak and lead to personal injuries and or damage to prope...

Страница 10: ...and hydraulic fluid temperature range Leakage in case of incorrect working temperatures Use of the directional seat valves outside the approved temperature ranges may lead to permanent leakage at the directional seat valves Thus hydraulic fluid in the form of a leaking hydraulic fluid jet may injure persons lead to damage to property and endanger the environment f f Only use the directional seat v...

Страница 11: ...se linting fabric for cleaning f f Ensure that no cleaning agents are able to penetrate the hydraulic system Hydraulic fluid harmful to the environment Leaking hydraulic fluid leads to environmental pollution f f Immediately remedy possible leakage f f Dispose of the hydraulic fluid in accordance with the currently applicable national regulations in your country Damage to property due to frost in ...

Страница 12: ...age Accessories such as valve mounting screws are not included in the scope of de livery and must be ordered separately See chapter 13 1 Available accessories In case of complaints please contact Bosch Rexroth AG see section 15 2 List of addresses 5 Information on this product 5 1 Performance description Direct operated directional seat valve with manual or fluid logics actuation Porting pattern a...

Страница 13: ...ection 5 3 4 Technical data Seals for special medium silicone oil PMS 20 More connections at the housing flange actuation for attachment of piping Control pressure increased 5 2 1 Types of actuation Table 5 Listing of the types of actuation Hydraulic SH Hand lever SMM a a b b a a b b SMM F a a b b 2 main ports only size 6 2 3 main ports 3 Seat valve direct operated hydraulically operated SH manual...

Страница 14: ... the actuating plunger 6 that is sealed on two sides The chamber between the two sealing elements is connected to port P Thus the valve system 3 is pressure compensated in relation to the actuating forces actuation or return spring The directional seat valves have a negative spool overlap Therefore port T must always be connected That means that during the switching process before the starting of ...

Страница 15: ...arrangement offers the following options Table 6 Spool symbols 2 2 directional seat valve Symbol N Initial position P blocked Spool position P and T connected 3 2 directional seat valve Symbol C Initial position P blocked A and T connected Spool position P and A connected T blocked T P 4 5 6 1 7 2 A Actuation Types of actuation see page 13 ...

Страница 16: ...e protection Coating layer thickness max 100 µm hydraulic Maximum operating pressure bar 350 Maximum flow l min 25 Hydraulic fluid 1 Mineral oil HL HLP according to DIN 51524 PMS 20KG PK viscosity 8 12 cSt at 20 C 180 cSt at 50 C 470 cSt at 60 C max 500 cSt ignition temperature ignition point 180 C Hydraulic fluid temperature range C As ambient temperature range see above Viscosity range mm s 2 8 ...

Страница 17: ...seat valve Pressure differential in bar 22 20 16 12 8 4 4 8 12 16 20 24 25 0 0 1 Flow in l min 1 M 2S 6 N P to T Fig 3 Characteristic curve 2 2 directional seat valve Δp qV characteristic curve 3 2 directional seat valve Pressure differential in bar 22 20 16 12 8 4 4 8 12 16 20 24 25 0 0 2 1 Flow in l min 1 2 M 3S 6 C A to T M 3S 6 C P to A Fig 4 Characteristic curve 3 2 directional seat valve ...

Страница 18: ...nce limit measured with HLP46 ϑoil 40 C 5 C Table 8 Performance limit Please observe chapter 5 3 1 Function Symbol Comment Maximum operating pressure in bar Flow in l min P A B T Size 6 2 way circuit 2 2 directional seat valve N pP pT 350 100 25 3 way circuit C A P T a a b b pP pA pT 350 350 100 25 ...

Страница 19: ...port P of the seat valve 3 Porting pattern according to DIN 24340 form A Valve mounting screws separate order For reasons of stability use of the following valve mounting screws is recommended 4 hexagon socket head cap screws ISO 4762 M5 x 50 10 9 flZn 240h L friction coefficient µ 0 09 to 0 14 Material no R913000064 144 3 45 177 4 48 43 22 51 5 141 1 35 53 1 2 3 0 01 100 Rzmax 4 Required surface ...

Страница 20: ... pattern according to DIN 24340 form A 4 Connection for dry air supply 5 Connection for control line connection thread G1 8 Valve mounting screws separate order For reasons of stability use of the following valve mounting screws is recommended 4 hexagon socket head cap screws ISO 4762 M5 x 50 10 9 flZn 240h L friction coefficient µ 0 09 to 0 14 Material no R913000064 126 3 45 11 8 47 6 23 53 45 38...

Страница 21: ...s required when due to prevailing operating condi tions flows can occur during the switching processes which exceed the perfor mance limit of the valve Examples Accumulator operation use as pilot control valve with internal pilot fluid tapping 2 2 and 3 2 directional seat valve see chapter 5 3 1 Function The throttle insert is inserted in port P of the seat valve P ...

Страница 22: ...Table 9 Information on the name plate No Type of information Information or example 1 Manufacturer s logo Rexroth 2 Material no of the directional seat valve e g R901332659 3 Material short text e g M 2SH6C3X 350 B08SO712 5 Area works number 708F 6 Date of production e g FD 03W01 10 Designation of origin Made in Germany 12 Customer s or production order number e g 123456789012345 1 10 9 2 3 4 6 13...

Страница 23: ... the technical data Improper storage may damage the directional seat valve The directional seat valve is suitable for storage for up to 6 months under the fol lowing conditions f f Do not store the directional seat valve outdoors but in a well ventilated room f f Protect the directional seat valve against humidity particularly ground humid ity Store the directional seat valve in the shelf or on a ...

Страница 24: ...ction Painting the directional seat valve with non conductive surface coating leads to electric charging f f Additional painting of the valve housing is not admissible 7 3 Before the assembly f f Before assembling the directional seat valve check compliance of the type designation on the name plate with your order or job number f f Observe the information on the maximum operating pressure on the n...

Страница 25: ...ining the hydraulic fluid with suitable closing elements f f Immediately remove leaked hydraulic fluid Sharp edges Directional seat valves may have sharp edges at the valve openings During transport or assembly disassembly cutting or abrasive injuries may result f f Wear corresponding protective clothing during transport f f Do not reach into valve openings NOTICE Damage to property due to frost i...

Страница 26: ...lve mount ing screws that are specified in section 5 3 7 Unit dimensions dimensions in mm The valve mounting screws are to be tightened using a torque power screwdriver tolerance 10 and a tightening torque of 7 Nm This tighten ing torque refers to the maximum admissible operating pressure 6 Please note that the tightening torques may change if other screw types are used Hydraulically connecting th...

Страница 27: ... Ensure that in your system the maximum admissible operating pressure is secured by means of a pressure relief element Excessive pressure Incorrectly set pressure relief valves or valves not unloaded to the tank may lead to exceedance of the maximum admissible operating pressure Thus the directional seat valves may burst or the closing elements may fly around and cause personal injuries and or dam...

Страница 28: ...s case contact a service engineer If faults occur refer to chapter 14 Troubleshooting 10 Maintenance and repair The following inspection testing and maintenance works are to be carried out reg ularly The intervals for the same have to be selected in a way also depending on the operating conditions that deficiencies that have to be anticipated are iden tified timely The check must however at least ...

Страница 29: ...es in the directional seat valve Penetrating dirt and foreign particles in the directional seat valve lead to wear and malfunctions So safe function of the directional seat valve is no longer ensured f f During all works at the directional seat valve provide for absolute cleanliness in order to prevent foreign particles like e g welding beads or metal chips from getting into the hydraulic lines f ...

Страница 30: ...e f f Dry the valve connection surface and the valve contact surface using suitable cleaning materials f f Fit the new seals f f Re install the directional seat valve at the valve contact surface see chap 7 Assembly 10 3 2 Spare parts CAUTION Damage to persons and property due to faulty spare parts Spare parts that do not meet the technical requirements specified by Bosch Rexroth may cause persona...

Страница 31: ...ssurize your system 2 Unload the hydraulic accumulators if available 3 Provide for a clean environment during the disassembly 4 Prepare a container or tray for collecting the escaping hydraulic fluid 5 Only loosen the valve mounting screws of the directional seat valve using a suitable tool 6 Remove the valve mounting screws and take off the directional seat valve from the valve contact surface 7 ...

Страница 32: ...e directional seat valve is to be drained before the return Furthermore there must be no inappropriate foreign substance or third party components when products are returned The directional seat valves have to be sent free to the door to the following address Bosch Rexroth AG Service Industriehydraulik Industrial hydraulics Bürgermeister Dr Nebel Straße 8 97816 Lohr am Main Germany 12 3 Packaging ...

Страница 33: ... 13 Extension and modification Do not modify the directional seat valve 13 1 Available accessories Optional accessories Table 10 Valve mounting screws Type Friction coefficient according to VDA 235 101 Material no ISO 4762 M5 x 50 10 9 flZn 240h L 0 09 0 14 R913000064 Ordering address for accessories and directional seat valves The addresses of our responsible sales organizations can be found on t...

Страница 34: ...hine used as intended How did the fault become apparent f f Try to get a clear idea of the cause of fault Fault table The directional seat valve is usually not sensitive to faults if the prescribed ap plication conditions and hydraulic fluid quality are complied with Table 11 Fault table Fault Possible causes Remedy Directional seat valve does not switch Missing pilot pressure Check and or reapply...

Страница 35: ...pair and spare parts Bosch Rexroth AG Service Industriehydraulik Industrial hydraulics Bürgermeister Dr Nebel Straße 8 97816 Lohr am Main Germany Phone 49 0 9352 40 50 60 Ordering address for spare parts accessories and directional seat valves Headquarters Bosch Rexroth AG Hydraulics Zum Eisengießer 1 97816 Lohr am Main Germany Phone 49 0 9352 18 0 spareparts bri boschrexroth de www boschrexroth c...

Страница 36: ...Rexroth AG Hydraulics Zum Eisengießer 1 97816 Lohr am Main Germany Phone 49 0 9352 18 0 documentation boschrexroth de www boschrexroth com Subject to change without notice Printed in Germany RE 22340 B1 11 12 ...

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