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B426-09-880

Issue A Original

Instruction Manual

QSB63P and QSB100P Pneumatically Operated Valves with Reed Switches

Description

Item Number

QSB63P Pneumatically Operated Valve with Reed Switch

B424-09-000

QSB100P Pneumatically Operated Valve with Reed Switch

B426-09-000

Содержание B424-09-000

Страница 1: ...uction Manual QSB63P and QSB100P Pneumatically Operated Valves with Reed Switches Description Item Number QSB63P Pneumatically Operated Valve with Reed Switch B424 09 000 QSB100P Pneumatically Operated Valve with Reed Switch B426 09 000 ...

Страница 2: ... conformity with the provisions of the Machinery Directive 2006 42 EC The machine s is in conformity with the following standard s or other normative document s EN50581 2012 Technical Documentation for the Assessment of Electrical and Electronic Products with respect to the Restriction of Hazardous Substances and fulfils all the relevant provisions of 2011 65 EU Restriction of Certain Hazardous Su...

Страница 3: ...PERATION 9 5 MAINTENANCE 10 5 1 General information 10 5 2 Safety 10 5 3 Maintenance plan 10 5 4 Dismantle and inspect the valve 11 5 5 Reassemble the valve 11 5 6 Replace the valve plate O ring 11 5 7 Replace the valve shaft O rings 11 5 8 Adjust the position indicators 12 5 8 1 Closed indicator 12 5 8 2 Open indicator 12 5 9 Fault finding 12 5 9 1 The valve fails to operate 12 5 9 2 The valve le...

Страница 4: ...ted QSB63P and QSB100P 2 2 General assembly of pneumatically actuated QSB63P and QSB100P 3 3 Dimensions mm 5 4 Pneumatic circuit for QSB63P and QSB100P 7 5 Reed switch connections when LED indicator is used 8 6 Reed switch connections without LED indicator 8 Tables Table Page 1 Technical data 4 2 Position indicator reed switches 4 3 Fixing bolts required to secure the valve 6 4 Maintenance plan 10...

Страница 5: ...ished stainless steel flanged body with a fluoroelastomer O ring sealed butterfly type plate and shaft The valve plate O ring groove is vented to help maintain a stable high vacuum The valve shaft O rings and bearings are lubricated with Fomblin grease to prevent gas bursts from behind the shaft seals The valves are fitted with reed switches on the pneumatic cylinder which indicate when the valves...

Страница 6: ... Edwards and the Edwards logo are trademarks of Edwards Limited INTRODUCTION Figure 1 Section of pneumatically actuated QSB63P and QSB100P 1 Valve body 2 Blanking plug O ring 3 Valve shaft O ring 4 Valve plate O ring 5 Valve plate 6 Screw 7 Valve shaft 8 Blanking plug ...

Страница 7: ...haft 6 through the link arm 8 The QSB63P and QSB100P valves have double acting pneumatic actuators to open and close the valve see Figure 2 The position indicator reed switches are mounted on the pneumatic actuator The safety cover 9 encloses the link arm Figure 2 General assembly of pneumatically actuated QSB63P and QSB100P 1 Screw 2 Valve body 3 Blanking plug 4 Screw 5 Valve plate 6 Valve shaft ...

Страница 8: ...05 Pa 0 3 bar 0 2 x 105 Pa Maximum operations per hour cycles 360 360 Mean time to failure MTTF cycles 1 5 x 105 1 5 x 105 Minimum air pressure 3 8 bar gauge 4 8 x 105 Pa 3 8 bar gauge 4 8 x 105 Pa Maximum air pressure 7 bar gauge 8 x 105 Pa 7 bar gauge 8 x 105 Pa Pneumatic connections 1 8 inch BSP 1 8 inch BSP Molecular conductance ls 1 1300 4700 Flange size ISO63 ISO100 Mass kg 2 7 4 8 Dimension...

Страница 9: ...ge 5 Edwards and the Edwards logo are trademarks of Edwards Limited TECHNICAL DATA B426 09 880 Issue A Figure 3 Dimensions mm Valve Size A B C D E F G H I J QSB63P 130 70 4 9 23 5 23 17 7 235 5 113 110 QSB100P 165 100 8 9 26 38 35 235 5 130 5 145 ...

Страница 10: ...Figure 3 The valve is normally supported by the pipeline it is fitted to and can be mounted in any orientation However we recommend that you mount the valve with the valve shaft as close to horizontal as possible to reduce particulate contamination of the valve shaft seals If you fit the valve with the flange in the horizontal position support the valve so that it cannot fall before it is secured ...

Страница 11: ...r supply to prolong the life of the pneumatic actuator To operate a QSB63P or QSB100P valve we recommend that you use a 5 port control valve as shown in Figure 4 Figure 4 Pneumatic circuit for QSB63P and QSB100P 1 Pneumatic supply 2 Shut off valve 3 Filter 4 Pressure regulator 5 5 port control valve 6 Electrical connections 7 QSB valve electrical fail to closed position 8 QSB valve electrical fail...

Страница 12: ...eed switch connections The reed switches fitted to the QSB63P and QSB100P have 3 m flying leads and built in LED indicators To use the LED indicator make connections as shown in Figure 5 If the LED s are not required make connections as shown in Figure 6 Figure 5 Reed switch connections when LED indicator is used Figure 6 Reed switch connections without LED indicator ...

Страница 13: ...at the valve plate O ring Noise may be generated when the valve is used in an air admittance application depending on your system design Operation of a QSBP pneumatically operated valve is under the control of the pneumatic circuit Details of pneumatic control circuits are subject to local and national regulations and are outside the scope of this manual Note that if the pneumatic supply fails the...

Страница 14: ...e valve from your vacuum system z Do not operate the valve when it is disconnected from your vacuum system unless you provide protection against moving parts z Leak test the valve after maintenance to ensure that dangerous process substances do not leak to atmosphere z The dynamic seals and O rings used in this valve are made from a fluoroelastomer Fluoroelastomers can decompose into very dangerou...

Страница 15: ...ver 9 and secure it with the screws 10 3 Refit the valve plate 5 to the valve shaft 6 and secure it with the screws 4 4 Check that the valve plate seals correctly when it is closed If necessary loosen the screws 4 and adjust the valve plate Close the valve tightly to centre the valve plate and tighten the screws 5 6 Replace the valve plate O ring 1 Dismantle the valve as described in Section 5 4 2...

Страница 16: ... Move switch slowly to the right until switch just closes or light comes on z Move switch a further 1 mm to the right z Tighten screw 5 9 Fault finding A list of possible fault conditions and their possible causes is provided here to assist you in basic fault finding If you are unable to rectify a fault using this guide call your supplier or your nearest Edwards Service Centre for help 5 9 1 The v...

Страница 17: ... over the valve ports and store the QSB valve in cool dry conditions until required for use When required install the valve as described in Section 3 6 2 Disposal Dispose of the QSB valve and any components removed from it safely in accordance with all local and national safety and environmental requirements Take particular care with any components which have been contaminated with dangerous proce...

Страница 18: ...Item Number of your equipment z Serial number z Item Number and description of part 7 2 Service Edwards products are supported by a world wide network of Edwards Service Centres Each Service Centre offers a wide range of options including equipment decontamination service exchange repair rebuild and testing to factory specifications Equipment which has been serviced repaired or rebuilt is returned...

Страница 19: ...4 M MAINTENANCE 10 Maintenance plan 10 O OPERATION 9 P Performance 4 Pneumatic circuit for QSB63P and QSB100P 7 Pneumatic connections 7 Pneumatic valve details 3 Position indicator reed switch connections 8 Position indicator reed switches 4 R Reassemble the valve 11 Reed switch connections when LED indicator is used 8 Reed switch connections without LED indicator 8 Replace the valve plate O ring ...

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Страница 23: ...n of Vacuum equipment and Components Procedure HS1 If you are returning a vacuum pump note the following If a pump is configured to suit the application make a record of the configuration before returning the pump All replacement pumps will be supplied with default factory settings Do not return a pump with accessories fitted Remove all accessories and retain them for future use The instruction in...

Страница 24: ...P800 80 000 Issue T edwardsvacuum com ...

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