Vision IsoStation™ - Newport Corporation
Contents
1. 3 2 1 Stabilizing high center of mass loads 3 2 2 Improving leveling response times eee 3 2 3 Breadboard loads and or load positions change 3 3 Maintenance pe ea II AFO rae 4 Section 4 Troubleshooting 4 1 System Does Not Float es 4 2 Poor Isolation Performance pe wa SyS en OSCI S aun 22 4 4 System Leaks Air Constantly 4 22 Section 5 Factory Service 23 AD Obtainine Factory Serve anien A E 23 5 Service Form 24 List of Figures Figure 1 Packed Vision IsoStatiOn senseri aa 9 Figure 2 Packaged Vision IsoStation with crate cover Temoved 10 Figure 3 Vision IsoStation on shipping pallet 4 10 Figure 4 Vision IsoStation roll off ramp installation 4 10 Figure 5 Removing shipping bands from the Vision IsoStation 10 Rsure 6 Rettracting leveling feet 11 Figure 7 Rolling Vision IsoStation off of shipping pallet 4 11 Figure 8 Bubble level location on Vision IsoStation frame 4 12 Figure 9 Close up of Vision IsoStation corner block showing location of DUDDIC Le 12 Figure 10 Vision IsoStation retractable caster adjustment 4 12 Figure 11 Shipping screw location Each isolator has 2 shipping screws that will need to be removed in order to engage the horizontal leveling WICC Ma SIM 13 Figure 12 Vision IsoStation ARF and air compressor line conection 13 Figure 13 The bottom of the breadboard is below the float height indicator The leveling valve co2. caster is no longer In contact with the floor and the bubble indicators are in the center of the level indicator marks The frame is now level Figure 10 Vision IsoStation retractable caster adjustment 13 2 3 Floating the Breadboard The valves ARF and all air tubing is preinstalled on the isolated versions of the Vision IsoStation Additionally all of the leveling valves are factory adjusted to float your breadboard without a payload 40 feet of translucent Y diameter tubing has been provided with the Vision IsoStation for connecting an air source to pre installed pre adjusted Vision ARF Once this connection is made turn on the air supply The breadboard will float after a few minutes Shipping screws need to be removed from each isolator Each isolator has 2 shipping screws to secure it See figure 11 for screw locations Remove the screws Newport 4 AGNI I E i Shipping screw Figure 11 Shipping screw location Each isolator has 2 shipping screws that will need to be removed in order to engage the horizontal leveling mechanism Air supply connection Figure 12 Vision IsoStation ARF and air compressor line conection 2 4 Adjusting Leveling Valve Sensors After the system floats check the position of the payload using the float height indicator The bottom of the breadboard should be even with the float height indicator located on the corner block Figures 11 12 and 13 depict the cases of the breadboard fl
3. the leveling valves and causing the valves to fail due to clogging The air supply should include a shut off valve so that the air may be shut off during maintenance or extensive setup when the load is changed drastically CAUTION Bottled carbon dioxide CO is not recommended since icing can occur during rapid filling of the isolators 1 7 Warranty Information Warranty information may be found on the page preceding the Table of Contents in this manual Should it become necessary to exercise the watranty contact your Newport representative to determine the proper course of action Newport Corporation maintains offices throughout the United States and other locations worldwide Refer to the back cover of this manual for the addresses and telephone numbers of these offices 2 Section 2 Unpacking and Assembly 2 1 Unpacking and Inspecting Unpack the Vision IsoStation from the cardboard and wood shipping crate Use the sequence of photo s below to unpack your Vision IsoStation Inspect all of the parts for shipping damage WARNING The breadboard is not bolted to the Vision lsoStation frame Do not turn the frame on its side without first removing the breadboard Personal injury may result 1 Cut the shipping bands from the box and remove the top of the box from the Vision IsoStation Crate Figure 1 Packed Vision IsoStation 2 Remove the cardboard from the perimiter of the Vision IsoStation pallet The c
4. 2 6 Corner Block Mounting Hole Locations The Vision IsoStation corner block has several holes that can be used to mount both Vision IsoStation accessories and user designed fixtures The mounting hole locations and mounting hole type All dimensions below are measured in inches All of the holes are metric threads Figure 17 Corner block mounting hole locations 3 1 3 2 3 2 1 section 3 Operation Principles of Operation Newport Isolators provide one of the best methods of vibration isolation for critical applications The system operates on the principle of air pistons which are equivalent of soft springs The main advantage of the Newport system over other designs are low vertical resonant frequency with low amplification at resonance Q and a Pendulum horizontal decoupling system for effective isolation from low amplitude vibration The leveling valves provided with the system control the height of the breadboard to within 0 01 inch 0 3mm accuracy This tolerance is adequate for most applications More accurate valves are available for specialized applications Performance Adjustments Once the system is assembled and floating it is possible to make minor adjustments to suit your individual needs These adjustments involve the system air pressure the control arms and needle valves WARNING Once the system is floating keep fingers away from the area between the corner pieces and the b
5. ITY OR FITNESS FOR A PARTICULAR USE NEWPORT CORPORATION SHALL NOT BE LIABLE FOR ANY INDIRECT SPECIAL OR CONSEQUENTIAL DAMAGES RESULTING FROM THE PURCHASE OR USE OF ITS PRODUCTS First printing 2009 2009 by Newport Corporation Irvine CA All rights reserved No part of this manual may be reproduced or copied without the prior written approval of Newport Corporation This manual has been provided for information only and product specifications are subject to change without notice Any change will be reflected in future printings Newport Corporation 1791 Deere Avenue Irvine CA 92606 USA Part No 90040856 Rev A Table of Contents 1 Table OM Conteh nna E son elicuen xara tas valcienceate TS LE Section 1 General information KE rodu ION seneasrns see e eae aes et 13 Unpacking and IMS pect Om L4 Safety C ONS1ICeratiON Serene cathe cent e i ouneniiawwaneteces LO oyen race meN tata herent aioe te ores 1 6 Aur Supply Requirement engin m N 1 2 Section 2 Unpacking and Assembly 2 1 Unpacking and Inspecting pt 2 2 Leveling the breadboard on the frame pp 2 3 Floating the Bread DO at ic vwsc3 caksnaastosseiaeavahonctdncawesaawalsccadeats 2 4 Adjusting Leveling Valve Sensors 4 2 3 Optional Eeessones seus cent mdseunteneness 2 6 Corner Block Mounting Hole Locations 4 3 Section 3 Operation zb IPRINCIPIeSOl Onerauoie a E 3 2 Performance ACIUSUMCINS oii eccscmancdeeiiertuacincnteruvesertaeiwenefeces
6. Vision IsoStation Users Manual Newport Experience Solutions Vision IsoStation Users Manual Warranty Newport Corporation warrants that this product will be free from defects in material and workmanship and will comply with Newport s published specifications at the time of sale for a period of one year from date of shipment If found to be defective during the warranty period the product will either be repaired or replaced at Newport s option To exercise this warranty write or call your local Newport office or representative or contact Newport headquarters in Irvine California You will be given prompt assistance and return instructions Send the product freight prepaid to the indicated service facility Repairs will be made and the instrument returned freight prepaid Repaired products are warranted for the remainder of the original warranty period or 90 days whichever first occurs Limitation of Warranty The above warranties do not apply to products which have been repaired or modified without Newport s written approval or products subjected to unusual physical thermal or electrical stress improper installation misuse abuse accident or negligence in use storage transportation or handling This warranty also does not apply to fuses batteries or damage from battery leakage THIS WARRANTY IS IN LIEU OF ALL OTHER WARRANTIES EXPRESSED OR IMPLIED INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABIL
7. ardboard perimeter is stapled to the pallet with heavy duty staples 10 Figure2 Packaged Vision IsoStation with crate cover removed 3 Remove the wooden ramp from the top of the workstation Figure 3 Vision IsoStation on shipping pallet 4 Place the ramp on the lip of the pallet Figure 4 Vision IsoStation roll off ramp installation 5 Use a wire cutter to cut the bands securing the Vision IsoStation to the pallet Figure 5 Removing shipping bands from the Vision IsoStation 6 Raise the foot pad on each leg by rotating the orange thumbwheel 11 Figure 6 Retracting leveling feet 7 Once all four footpads are raised roll the Vision IsoStation down the ramp and move into installation position in your lab Figure 7 Rolling Vision IsoStation off of shipping pallet 2 2 Leveling the breadboard on the frame The Vision IsoStation includes pre installed bubble levels to aide in leveling the frame The bubble levels are installed on the corner blocks of the Vision IsoStation frame See figures 8 and 9 for bubble level location Note that only 2 of the 4 corner blocks have bubble levels 12 Figure 8 Bubble level location on Vision IsoStation frame TSO Bubble Level Figure 9 Close up of Vision IsoStation corner block showing location of bubble level Lower each leveling foot by rotating the orange thumbwheel in a clockwise direction with your hand Each foot should be lowered until the
8. ed the same amount for each isolator that they supply Breadboard loads and or load positions change If the loads are moving or changing significantly the control arms may require adjustment Each time the load is changed check the relationship of the support plate to the top of each isolator If the desired 14 inch is not maintained adjust the overall system pressure and or the sensor positions Maintenance Newport Isolation Systems require little maintenance No periodic maintenance is required Cleaning Newport isolators are painted powder coated or zinc plated steel This coated material is relatively corrosion resistant It may be cleaned by applying non abrasive liquid household cleaner to a rag and wiping the isolator Avoid abrasive cleaners 20 3 3 2 Air Quality Oil water or debris in the air supply may contaminate the leveling valves or isolator damping system and degrade performance Use of the Newport model ARF Air Regulator and Filter in the air supply will prevent this occurrence The filter does require occasional cleaning 21 4 Section 4 Troubleshooting 4 1 System Does Not Float Use the following procedure if the system does not float when pressure is applied to the isolators l Ensure that the supply pressure is 5 10 psig 0 4 0 7 kg cm2 above the pressure reading of any of the leveling valves If the load is increased the pressure should be increased to maintain the difference betw
9. een supply and valve pressure Refer to Section 1 6 Check to see if all air lines are connected properly and the supply pressure is adequate Be sure that the needle valves adjustment screws are not closed completely See figure 16 Check each leveling valve for clogging To do this press the control arm down Air should flow into the isolator accompanied by the familiar sound of moving air Repair or replace any clogged valve Use the ARF filter regulator to prevent this situation 4 2 Poor Isolation Performance The following may lead to poor isolation performance of your system l Vibration may be transmitted to the breadboard through direct physical contact of equipment with external sources of vibration including cables Isolators that float too high too low or are not centered may conduct floor vibration to the breadboard top Centered isolators will remain centered unless the payload and isolators are moved relative to each other Equipment on the payload may be vibrating at a resonant frequency of other components Improve the rigidity of the mounting for that equipment or remove that item from the system Air currents or pressure fluctuations may be disturbing components on the payload 22 4 3 System Oscillates If the system oscillates or hunts you may have a set up with a high center of mass Refer to the information in Section 3 2 1 or consult your Newport representative or Newport Corporation for fu
10. igid laminated honeycomb panel technology and pneumatic isolation systems to provide a mounting platform which is rigid yet thin and lightweight Equipped with standard casters the system is easy to move without heavy equipment and may be safely lifted by building elevators 1 2 Getting Started Please read this instruction manual thoroughly before assembling the isolation system The individual components have been assembled at the factory and require only final system assembly and performance adjustment 1 3 Unpacking and Inspection The components of your Newport Vibration Control System are packed in individual labeled boxes Carefully inspect all components for shipping damage Report any shipping damage immediately to Newport and the shipping company 1 4 Safety Considerations The following terms are used in this manual that relate to your safety WARNING Warning is used to indicate dangers that could result in personal injury CAUTION Caution is used to indicate situations that may result in damage to components of your Newport Vibration Control System 1 5 System Placement To ensure optimal performance from your Vision IsoStation it should be located on a level surface Uneven floors or mounting surfaces may cause difficulty if their irregularity is outside of the adjustment range of the leveling feet The Vision IsoStation frame must be mounted so that its axis 1s not more than 0 5 degrees from vertical Th
11. is is necessary for the isolator to function properly in the horizontal mode If the floor where the isolators are being mounted has a depression of more than 0 2 inches under one side of the base then the floor should be grouted or shimmed level at this location If the system is not located on the ground floor of the building it should be located near primary vertical structures such as exterior walls or support columns By locating the Vision IsoStation near these structures the effects of low frequency floor motion will be minimized thus increasing isolator performance It is also advisable to avoid locations adjacent to major sources of vibration from operating machinery such as elevators air conditioning plants or factory equipment 1 6 Air Supply Requirements A constant supply of air must be connected to the isolators during operation After initial setup and filling the isolators consume air only when the leveling valves adjust the pressure to compensate for changes in the load on the breadboard Bottled nitrogen or mechanically compressed air may be used Note that the maximum operating pressure for the system is 90 psig 6 3 kg cm The Newport Model ACWS air compressor is an extremely quiet source of clean pressure regulated air If another compressor or plant air 1s used the Newport model ARF air regulator filter should be used to ensure maintenance free operation These filters prevent water and dirt from getting into
12. lease Describe the Problem Attach additional sheets as necessary Where is the Equipment Installed factory controlled laboratory out of doors etc Maximum Air Pressure available Regulated Yes No Any additional information If special modifications have been made by the user please describe below 25
13. ntrol arm screw should be rotated counter CLOCK WISE Fritch a a T N 14 Figure 14 The bottom of the breadboard is even with the float height indicator The leveling valve control arm screw does not need OU 14 Figure 15 The bottom of the breadboard is higher than the float height indicator The leveling valve control arm screw should be rotated CLOCK WIS oane E EN aera 14 Fisure 16 Leveling vyalyediacraM npumecsie a a 15 Figure 17 Corner block mounting hole locations 4 17 Figure 18 Stability Diagram cc ccccssssssesssssseeeeeecceeeeeeeeeeaasaeaeeeessseeess 19 Section 1 General information 1 1 Introduction The Vision IsoStation vibration isolated workstation provides an ideal working platform for vibration influenced devices such as interferometers microscopes and balances Sensitive instruments such as these will show significant improvements in resolution and repeatability when isolated from floor motion by the IsoStation pneumatic suspension system This versatile workstation is available in a broad range of sizes working surfaces isolator capability and accessory options Special care was taken to ensure excellent performance in the 10 50 Hz floor vibration frequency range corresponding to dominant ambient vibration frequencies common to multi floor buildings The modular pneumatic isolators provide excellent protection against both vertical and horizontal floor motions These workstations integrate Newport s r
14. oating too low just right and too high respectively 14 Figure 13 The bottom of the breadboard is below the float height indicator The leveling valve control arm screw should be rotated counter clockwise Bottom of Top of float breadboard height indicator Figure 14 The bottom of the breadboard is even with the float height indicator The leveling valve control arm screw does not need adjustment Bottom of Top of float breadboard height indicator Figure 15 The bottom of the breadboard is higher than the float height indicator The leveling valve control arm screw should be rotated clockwise 8 Adjust the control arm adjustment screw of each valve figure 16 as required to obtain alignment When all isolators are adjusted re check 15 the level of the payload NOTE this step should require only minor adjustments Do not move the small set screw near the pivot of the valve control arm Ph Control arm coe adiustment screw d aF i Needle valve adiustment screw Figure 16 Leveling valve diagram 9 Verify that the breadboard is freely floating on the isolators Move the breadboard gently from side to side about 1 8 inch You should not encounter any resistance Re check by moving the breadboard up and down the same amount Again there should be no restriction of movement 10 Push one corner of the breadboard down approximately 1 8 and release it The breadboard should return to the original
15. position within less than 4 seconds Response time may be adjusted as described in Section 3 2 2 11 If the breadboard rocks back and forth oscillates vertically without settling down close all of the needle valve adjustment screws Then re open the screw by 1 8 to 4 turn 12 In each corner of the breadboard gently push down on the breadboard top The breadboard should lower and then return to its starting position Gently push up from the bottom of the breadboard The breadboard should slightly rise then return to its original position If the breadboard does not move freely either up or down adjust the height adjustment screws in the leveling valves until the breadboard moves freely 2 5 Optional Accessories The Vision IsoStation is compatible with a wide range of new Vision IsoStation accessories such as equipment shelves monitor arms a keyboard shelf faraday cage hip guard and integrated accessory surfaces allowing you to put everything you need within arm s reach All of these new features and accessories have been designed specifically to improve ease of installation set up and lab space utilization Below are the available accessories and model numbers The accessories are field upgradable and can be ordered by the model numbers shown below VIS ATS 36 36 long Vision ATS shelf with electrical sockets VIS ATS 48 48 long Vision ATS shelf with electrical sockets VIS ATS 60 60 long Vision ATS shelf with electrical
16. readboard corners Any object between these points may be caught if the load or air supply changes Personal injury may result Stabilizing high center of mass loads If your load has a high center of mass or if the load is particularly heavy the system may oscillate In this case lower the air pressure or close the needle valves slightly This may improve stability and reduce the oscillation or hunting A rule of thumb for determining high center of gravity C G system stability is shown in Figure 17 If the combined center of gravity of the payload is within the stable region the system will be stable If the combined C G is inside the may be stable region the system may be stable If the combined C G is outside both regions the system will probably be unstable 3 2 2 3 2 3 3 3 3 3 1 19 May Be Stable Region Stable Region ee Figure 18 Stability Diagram Improving leveling response times If the system is stable the re leveling response time may be decreased by increasing the system pressure In addition the needle valves may be opened until the system oscillates and then closed slightly This is desirable if components are moving over the surface of the breadboard For systems where the loads are seldom changed slower re leveling may be beneficial This 1s accomplished by closing the needle valves slightly and or decreasing the system pressure All needle valves should be open
17. rther assistance 4 4 System Leaks Air Constantly All Newport isolators and valves are pressure leak tested prior to shipment Check all tubing connections for leaks with soapy water Tubing that is crushed out of round or that is not cut squarely may not seal in the push in fittings Use a single edge razor blade to cut the tubing cleanly If testing with soapy water indicates that either the isolator or valve are leaking contact Newport Customer Service 4 5 23 Section 5 Factory Service Obtaining Factory Service To obtain information concerning factory service contact Newport Corporation or your Newport representative Please have the following information available 1 Model number 2 Purchase order number 3 Complete description of the problem If components are to be returned to Newport Corporation you will be given a Return Number which you should reference in your shipping documents Please fill out the service form located on the next page and have the information ready when contacting Newport Corporation Include the completed service form with any parts or components that are returned 24 Service Form Vibration Control Products Name RETURN AUTHORIZATION Company Please obtain prior to return of item Address Country Date P O Number Phone Number Item s Being Returned Model Serial or manufacturing date Description Reason for return of goods please list any specific problems P
18. sockets VIS ATS 72 72 long Vision ATS shelf with electrical sockets VIS ATSE 36 36 long Vision ATS shelf no electrical sockets VIS ATSE 48 48 long Vision ATS shelf no electrical sockets VIS ATSE 60 60 long Vision ATS shelf no electrical sockets VIS ATSE 72 72 long Vision ATS shelf no electrical sockets VIS ESR 30 30 deep angled extension shelf right side VIS ESL 30 30 deep angled extension shelf left side VIS ESR 36 36 deep angled extension shelf right side VIS ESL 36 36 deep angled extension shelf left side VIS ES 24 24 deep straight extension shelf VIS ES 30 30 deep straight extension shelf VIS ES 36 36 deep straight extension shelf VIS SCS 24 24 deep computer shelf VIS SCS 30 30 deep computer shelf VIS SCS 36 36 deep computer shelf VIS HG 24 24 hip guard VIS HG 30 30 hip guard VIS HG 36 36 hip guard VIS HG 48 48 hip guard VIS HG 60 60 hip guard VIS HG 72 72 hip guard 17 VIS FPA Flat panel monitor arm VIS KBA Keyboard arm VIS KBFP Keyboard and flat panel monitor arm kit VIS FDC 2424 24 x24 Faraday cage ring mounted VIS FDC 2436 24 x36 Faraday cage ring mounted VIS FDC 3030 30 x30 Faraday cage ring mounted VIS FDC 3036 30 x36 Faraday cage ring mounted VIS FDC 3048 30 x48 Faraday cage ring mounted VIS FDC 3636 36 x36 Faraday cage ring mounted VIS FDC 3648 36 x38 Faraday cage ring mounted VIS FDC 3660 36 x60 Faraday cage ring mounted VIS FDC 3672 36 x72 Faraday cage ring mounted
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