DH Instruments ADCS-601-AF Operation And Maintenance Manual Download Page 18

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ADCS-601-AF™ OPERATION AND MAINTENANCE MANUAL

Page 6

1. Control

cabinet

2. Reference

bench

3. Turbo pump controller and reference

turbo pump (behind controller)

4. Reference roughing vacuum pump

5. Utility vacuum pump

Note: System controller (PC), display and

keypad not shown

Figure 1.

ADCS-601-AF overall, front view

Summary of Contents for ADCS-601-AF

Page 1: ...2005 2007 DH Instruments a Fluke Company ADCS 601 AF Air Data Calibration Standard Operation and Maintenance Manual NSN 6695 01 534 6087...

Page 2: ...r any direct or indirect damages resulting from the use of the information in this manual or products described in it Mention of any product or brand does not constitute an endorsement by DH Instrumen...

Page 3: ...1 3 GAS SUPPLY PANEL 15 2 2 PRESSURE STANDARDS 16 2 2 1 PG7601 PISTON GAUGE 16 2 2 1 1 PG7601 PLATFORM 17 2 2 1 2 PG7601 TERMINAL 17 2 2 1 3 PG7601 10 KPA KG PISTON CYLINDER MODULE 18 2 2 1 4 AMH 38...

Page 4: ...COMMUNICATION PORTS 50 3 4 2 2 PG7601 EXTERNAL VACUUM GAUGE COMMUNICATION 50 3 4 2 3 EDIT AND SELECT PG7601 SETUP FILE 51 3 4 3 PG7601 51 3 4 3 1 POWER UP 51 3 4 3 2 INITIALIZATION 51 3 4 4 FPG8601 5...

Page 5: ...ING A STANDARDIZATION 97 5 REMOTE OPERATION 103 6 GENERAL MAINTENANCE AND ADJUSTMENTS 105 6 1 SUMMARY 105 6 2 FPG8601 CHECK BUBBLER AND ADD WATER IF NECESSARY 106 6 3 FPG8601 REMOVE CLEAN AND REINSTAL...

Page 6: ...MEASUREMENTS 141 7 2 5 FPG8601 VALIDATE LOAD CELL LINEARITY 141 7 2 5 1 OVERVIEW 141 7 2 5 2 LINEARITY VERIFICATION PROCEDURE 142 7 2 5 3 EVALUATING LINEARITY VERIFICATION DATA 142 7 2 6 FPG8601 AND P...

Page 7: ...35 Table 11 Valve states 59 Table 12 User rights user access areas 65 Table 13 ADCS Tools Main Menu and sub menus summary 69 Table 14 ADCS Main Toolbar buttons 70 Table 15 ADCS Run Screen Control Pane...

Page 8: ...gure 19 Force balanced piston gauge operating principle 22 Figure 20 FPG8601 front and rear views 23 Figure 21 PPC3 front panel 24 Figure 22 PPC3 rear panel 25 Figure 23 RPM4 front panel 26 Figure 24...

Page 9: ...n cylinder module expanded view 125 Figure 54 10 kPa kg piston insertion tool 126 Figure 55 10 kPa kg gas piston cylinder module sleeve nut tool 126 Figure 56 10 kPa kg piston cylinder module lubricat...

Page 10: ...ADCS 601 AF OPERATION AND MAINTENANCE MANUAL 2005 2007 DH Instruments a Fluke Company Page VIII N NO OT TE ES S...

Page 11: ...d not be attempted without using Section 3 All first time ADCS 601 AF users should read Section 4 Section 8 is a quick troubleshooting guide Use the information in Section 8 to troubleshoot unexpected...

Page 12: ...ADCS 601 AF OPERATION AND MAINTENANCE MANUAL 2005 2007 DH Instruments a Fluke Company Page X N NO OT TE ES S...

Page 13: ...an FPG8601 force balanced piston gauge with automated pressure control 1 1 SPECIFICATIONS 1 1 1 ADCS SYSTEM GENERAL SPECIFICATIONS Power Requirements Instruments AC1 Reference vacuum pumps AC2 Utilit...

Page 14: ...ertainty 4 5 mm 0 1 mm 0 2 mm Piston Rotation Rate and deceleration Range Resolution 2 to 99 rpm 1 rpm Reference Vacuum with on board gauge Range Resolution Measurement Uncertainty with external capac...

Page 15: ...e Sensor Range Resolution Accuracy 200 kPa 1 Pa 0 1 kPa 1 1 4 PRESSURE MEASUREMENT AND CONTROL SPECIFICATIONS 1 1 4 1 10 TO 380 KPA PG7601 AND PPC3 700K Sensitivity 1 Precision 2 Measurement uncertain...

Page 16: ...Resolution Minimum display increment 2 Precision Combined linearity hysteresis repeatability 3 Measurement uncertainty Maximum deviation of the indicated pressure from the true value of applied pressu...

Page 17: ...to assist in performing a comparison of the FPG8601 and PG7601 pressure standards Physically the ADCS 601 AF system is divided into two major components see Figure 1 The Reference Bench see Section 2...

Page 18: ...luke Company Page 6 1 Control cabinet 2 Reference bench 3 Turbo pump controller and reference turbo pump behind controller 4 Reference roughing vacuum pump 5 Utility vacuum pump Note System controller...

Page 19: ...2 SYSTEM OVERVIEW Page 7 2005 2007 DH Instruments a Fluke Company Figure 2 ADCS 601 AF system pneumatic schematic...

Page 20: ...ADCS 601 AF OPERATION AND MAINTENANCE MANUAL 2005 2007 DH Instruments a Fluke Company Page 8 Figure 3 ADCS 601 AF simplified operational schematic...

Page 21: ...2 SYSTEM OVERVIEW Page 9 2005 2007 DH Instruments a Fluke Company Figure 4 ADCS 601 AF system electrical schematic...

Page 22: ...ADCS 601 AF OPERATION AND MAINTENANCE MANUAL 2005 2007 DH Instruments a Fluke Company Page 10 Figure 5 ADCS 601 AF system communications schematic...

Page 23: ...2 SYSTEM OVERVIEW Page 11 2005 2007 DH Instruments a Fluke Company Figure 6 ADCS 601 AF software communications and control flow chart...

Page 24: ...pressure is defined 1 Pneumatic interconnections box 2 PG7601 piston gauge 3 FPG8601 force balanced piston gauge 4 FPG Terminal 5 FPG reference vacuum CDG 6 Reference vacuum manifold 7 PG Terminal 8...

Page 25: ...601 s PPC3 pressure controller TEST port in control cabinet 1 4 in SWG Figure 8 Pneumatic Interconnections Box bulkhead 2 1 2 CONTROL CABINET The ADCS 601 AF Control Cabinet is a 19 inch rack mount en...

Page 26: ...tions for remote communication with device under test RS232 USB IEEE 488 6 PPC3 pressure controller for PG7601 system 7 PPC3 pressure controller for FPG8601 system 8 Access door to Gas Supply Panel 1...

Page 27: ...PG7601 s AMH automated mass handler drive air pressure 2 Regulator and gauge to set drive pressure for system pneumatically actuated vavles 3 Regulator and gauge to set FPG8601 piston cylinder purge p...

Page 28: ...uments com The PG7601 operates on the principle of the piston gauge in which pressure is defined by balancing it against a known force on a known area see Figure 11 The known area is defined by a vert...

Page 29: ...tomated mass handler 3 COM1 RS232 System controller PC communications 4 Ambient temperature sensor 5 IEEE 488 host communications not used 6 Ambient relative humidity sensor 7 Pressure ports TEST port...

Page 30: ...orm and the power connection module 1 Power switch 2 Fuse 3 Power receptacle 4 Connector for cable to PG7000 25 pin 5 Cooling fan Figure 14 PG7000 Terminal rear panel 2 2 1 3 PG7601 10 KPA KG PISTON C...

Page 31: ...or which a separate Operation and Maintenance manual is available with much more complete information than is included in this manual A copy of the AMH manual is provided on the ADCS 601 AF Support CD...

Page 32: ...3 Binary mass selection pins 4 Flexible diaphragm 5 Mass lifting assembly 6 Lifting ledge on mass lifting shaft 7 Electronics and electrical controls 8 Mass lifter 9 Solenoid valve 10 Binary mass carr...

Page 33: ...n 7 2 5 The FPG8601 force balanced piston gauge and PPC3 pressure controller are stand alone products for which separate Operation and Maintenance manuals are available with much more complete informa...

Page 34: ...lue measured by the load cell The 10 kPa kg piston cylinder combined with 1 5 kg net measurement span of the load cell give the FPG8601 a pressure range of 0 to 15 kPa 4 5 inHg The FPG8601 Platform is...

Page 35: ...in NPTF 7 Drive air supply 1 8 in NPTF 8 Coalescing filter 9 Drivers option connector Not Used 10 COM3 RS232 Not used 11 FPG Terminal port Figure 20 FPG8601 front and rear views 2 2 3 PPC3 PRESSURE CO...

Page 36: ...PPC3 pressure controller uses on off solenoid valves and internal high precision pressure transducers to adjust and stabilize pressure precisely in response to remote commands The PPC3 front panel pro...

Page 37: ...measurements when validating the FPG8601 see Section 7 2 3 The RPM4 is an RPM4 A116Ks The RPM4 pressure controller is a stand alone product for which a separate Operation and Maintenance manual is av...

Page 38: ...r control keys 5 Multi function keypad Figure 23 RPM4 front panel 1 12VDC power supply connection 2 Remote ENT connector 3 IEEE 488 connector 4 COM2 connector 5 COM1 connector 6 Power switch 7 Fuse 8...

Page 39: ...source is a dry scroll pump that is normally located under the Reference Bench and has single connection to the Control Cabinet rear panel Reference vacuum source The reference vacuum source provides...

Page 40: ...a Fluke Company Page 28 1 Local power switch 2 Display 3 Turbo pump life button 4 Turbo pump conditions button 5 Turbo pump START STOP button 6 Turbo pump LO SPEED button Figure 25 Turbo pump local in...

Page 41: ...000 Terminal and accessories molded transit case in corrugated outer carton 3 1 3 Table 5 PG7601 bell jar double corrugated container 3 1 3 N A PG7601 piston cylinder module and accessories PC 7100 76...

Page 42: ...connections kit in a corrugated container PG7601 reference vacuum CDG assembly in a corrugated container ADCS accessories kit in plastic bags FPG8601 piston insertion tool in a corrugated container 2...

Page 43: ...ket collar 101016 Z 100918 Z 4 ea Screw and washer 1 4 20 vacuum tube mounting bracket to bench 103846 103435 Z 102620 Z 4 ea Centering ring KF16 101544 4 ea Clamp KF16 102975 1 ea Tee KF16 103696 1 e...

Page 44: ...tform from its position in the lower packing insert Note the orientation so that the same orientation is used when PG7601 is repacked Reinstall the upper packing insert into the shipping and storage c...

Page 45: ...tion Protective gloves are provided in the accessory kit of the PG7601 Platform The PG7601 mass set is shipped in 2 molded transit cases The PG7601 masses should be removed from their shipping cases a...

Page 46: ...n a separate corrugated container To unpack proceed as follows Open the FPG8601 shipping and storage case The top of the case removes completely Remove the FPG Terminal piston cylinder manifold vacuum...

Page 47: ...iner The FPG8601 mass set is not used in day to day ADCS 601 AF operation see Section 7 2 5 Table 10 details all items included with the FPG8601 mass set Table 10 MS 8601 2 mass set parts list DESCRIP...

Page 48: ...rhead air conditioning or heating ducts These can exaggerate rate of change of ambient temperature Vibration Minimize local vibration Excessive vibration will reduce the stability of the pressures def...

Page 49: ...3 INSTALLATION Page 37 2005 2007 DH Instruments a Fluke Company Figure 26 Typical layout of overall ADCS 601 AF system at site of use...

Page 50: ...structions in Section 3 1 Then follow the set up instructions in Sections 3 3 1 to 3 3 13 sequentially Once the system is set up power it up initialize it and verify it following the instructions in S...

Page 51: ...ontroller to the turbo pump Install PFA vent bleed tube between the adaptor and the valve attached to the turbo pump controller bracket Install a KF16 tee onto the turbo pump KF16 fitting Orient the t...

Page 52: ...he 1 8 in plastic tube included with valve 11 between valve 11 and the V11 port on the FPG platform Install a KF16 blank off cap on the FPG8601 low test port Install 1 8 in NPT M x 1 8 in Legris adapt...

Page 53: ...onnect the 1 4 in stainless steel tube labeled FPG TEST to the 1 4 in Swage open port on valve 2 in the interconnections box Before tightening orient the tube so that the KF16 connection to the FPG860...

Page 54: ...is positioned extend the feet under each corner of the cabinet to level the cabinet in a fixed position Unwind the large bundle of pneumatic tubes and electrical connections that originate from the re...

Page 55: ...he RPM4 reference pressure monitor will power up and go to their main run screens Do NOT operate either of the PUMP AC2 AC3 power switches 3 3 7 CONNECT PRESSURE SUPPLIES TO CONTROL CABINET Connect a...

Page 56: ...dy by the knurled area and rotate it counterclockwise Place the piston cylinder module thread down into the PG7601 mounting post see Figure 27 Rotate the piston cylinder module clockwise until all thr...

Page 57: ...601 Platform Connect the AMH 38 15V power supply to the rear of the AMH 38 and plug it into the power strip under the Reference Bench Connect the 9 pin D sub cable labeled AMH COM1 to the COM1 port on...

Page 58: ...e end of the threads applying sufficient torque to cause the mass load to rotate Failure to fully screw in the shaft will cause misalignment between the mass handler and the mass load that may cause d...

Page 59: ...he piston cylinder lower section of the bullet case upside down supporting the piston cylinder with the cupped hand Lift the lower section of the bullet case off of the piston cylinder Place the pisto...

Page 60: ...REFERENCE VACUUM CDG ASSEMBLY The PG7601 and FPG8601 reference vacuum CDGs are delivered with an isolation valve connected to them This valve is normally closed and serves to maintain vacuum on the CD...

Page 61: ...latform and re level if necessary 3 3 12 INSTALL THE UTILITY VACUUM PUMP Position the utility vacuum pump under the bench The two scroll vacuum pumps provided are identical so either one may be used h...

Page 62: ...ld NOT start up as ADCS Tools controls a relay on the circuit so that these pumps power up only when absolute measurement mode is set 3 4 2 SET OR VERIFY DEVICE COMMUNICATION PORT AND OTHER SETTINGS 3...

Page 63: ...ck that the PG7601 to PG Terminal cable is properly installed If PG7601 fails to reach the main run screen service may be required Record the sequence of operations and displays observed and contact a...

Page 64: ...wer ON OFF switch on the rear panel of the FPG8000 Terminal Observe the display as the terminal connects with the FPG8000 Platform tests initializes and goes to the main run screen If Searching displa...

Page 65: ...rate value than 0 2 mm min indicates a possible leak Set a target pressure of 20 kPa 6 inHg The PG7601 should change the mass load use the PG7601 PPC3 pressure controller to decrease pressure and flo...

Page 66: ...ing increments at very low absolute pressure Run an FPG validation in absolute mode see Section 7 2 3 3 5 ENTER VALUE OF LOCAL GRAVITY To correctly calculate the pressure defined by its PG7601 and FPG...

Page 67: ...t port Assure that adequate metrological maintenance has been performed see Section 7 3 8 SHUT DOWN AND RESTART 3 8 1 RESTART To restart an assembled ADCS 601 AF follow the steps below If the ADCS 601...

Page 68: ...red 3 8 2 1 SHORT TERM SHUT DOWN To reduce consumption of power and preserve vacuum pump life the following conditions may be implemented when the ADCS 601 AF is not in use for example over the weeken...

Page 69: ...ompleted and conditions are appropriate for the ADCS 601 AF pressure definition to be within the estimated measurement uncertainty budget ADCS 601 AF provides a go no go Ready Not Ready indication The...

Page 70: ...ion in the FPG8601 when ambient conditions have significantly changed since the last FPG8601 zero A feature in the Maintenance FPG Cal Options menu is provided to decouple the FPG8601 internal limits...

Page 71: ...can be changed in ADCS Tools Setup Configuration Limits but this is not recommended The transition between standards is initiated automatically when a pressure request is made that requires the stand...

Page 72: ...ady Not Ready criteria when using FPG8601 with Regulation mode ON and OFF Regulation mode can be turned ON and OFF in the ADCS Tools Run Screen Control Panel when the FPG8601 is the active pressure st...

Page 73: ...ode the TEST port is always vented To vent the TEST port press the VENT button on the ADCS Run Screen Toolbar see Section 4 3 5 3 and wait for the vent process to complete indicated Pressure is 0 000...

Page 74: ...press the down arrow next to the MEASUREMENT MODE button on the ADCS Main Run Screen Toolbar see Section 4 3 5 3 The ADCS Main Run Screen Pressure field displays Measurement Mode Transition while the...

Page 75: ...setting If the Vent using the FPG in gauge measurement mode option IS selected the active pressure standard is transitioned to FPG8601 if it is not already active and the FPG8601 s PPC3 controller ve...

Page 76: ...er The difference in height between the ADCS 601 AF reference level and the DUT reference level is entered in the ADCS Control Panel Head Correction field The value is positive if the DUT reference le...

Page 77: ...etup DUT may be viewed but no changes additions or deletions to DUT definitions can be made Edit Plots The option to edit plots is available on the Plot Form but no changes can be saved Program Option...

Page 78: ...solute measurement mode operation after transitioning from gauge measurement mode This change in pressure can cause the leak test to fail There are three parts to the leak test PG7601 drop rate test r...

Page 79: ...rmatting graphics and editing The ADCS Tools features are 1 Main Menu see Section 4 3 2 The Main Menu is a bar across the top of the ADCS Tools program window Each main menu selection leads to a drop...

Page 80: ...ADCS 601 AF OPERATION AND MAINTENANCE MANUAL 2005 2007 DH Instruments a Fluke Company Page 68 Figure 32 ADCS 601 AF software communications and control flow chart Figure 33 ADCS 601 AF program window...

Page 81: ...DCS 601 AF system instruments and adjust test parameters 4 1 1 Users Set up ADCS 601 AF system users and manage their passwords and rights 4 2 8 Setup Change Current User Change the current ADCS 601 A...

Page 82: ...The three possible toolbar configurations and the operation of their buttons are summarized in Table 14 Manual operation toolbar Running a manual test main toolbar see Section 4 4 2 1 Running a test d...

Page 83: ...eristics of a support device to be viewed When not running a test is a shortcut to the Support Device Editor 4 4 1 3 Test When running a test allows the characteristics of the running test to be viewe...

Page 84: ...thod This is identical to averaging data during a test Both automatic and manual averages can be used to average the data The drop down arrow displays a menu that lists the automatic and manual averag...

Page 85: ...rison Run Screen When a test is running opens the DUT Reference Comparison Run Screen This display provides convenient real time error information calculated for each DUT compared to the ADCS 601 AF 4...

Page 86: ...valent of an instrument front panel It is the front panel of the ADCS 601 AF system The run screen is the interface through which ADCS functions are controlled and readings are observed see Figure 36...

Page 87: ...e displayed Target Pressure Enter display a target pressure and the unit of measure Double click the displayed value to highlight and edit the complete number Enter a desired target pressure and press...

Page 88: ...when active standard Displays the current pressure and unit of meaure or the status of the FPG8601 pressure standard The circular indicator is a Ready Not Ready indicator see Section 4 1 1 Upper Limit...

Page 89: ...ition is represented graphically and digitally in the bell jar area and the mass rotation is represented in the AMH vacuum chamber area Bell jar light blue ADCS 601 AF is in gauge measurement mdoe atm...

Page 90: ...ow in the FPG8601 Always vent or set a new target pressure after aborting pressure control when the FPG8601 is the active pressure standard Failure to do so will eventually result in an FPG8601 overpr...

Page 91: ...urement mode only 4 3 6 OTHER DEVICE RUN SCREENS 4 3 6 1 PG7601 PRESSURE STANDARD The PG7601 Run Screen provides more detailed information on PG7601 status and a Toolbar to control it directly Use the...

Page 92: ...F start up or for advanced trouble shooting by qualified personnel Figure 39 FPG8601 Run Screen 4 3 6 3 PPC3 FPG S PRESSURE CONTROLLER The PPC3 Run Screen provides more detailed information on the FPG...

Page 93: ...lbar to control it directly Use the RPM4 Run Screen button on the ADCS Tools Main Toolbar to open the screen The screen may be resized and relocated The RPM4 Run Screen should only be used to view RPM...

Page 94: ...s See Section 4 4 2 for information on running automated tests ADCS Tools is preconfigured to support automated validation calibration and standardization of the King Nutronics 3682 Air Data Calibrato...

Page 95: ...tified during the test initialization process Profile DUTs allow one DUT Definition to represent any number of like Model devices from the same Manufacturer Select the Manufacturer and Model on the He...

Page 96: ...ion is displayed While in the Editor use the Editor Toolbar options to create edit view and delete tests Sample tests are already included in the Test Definition database as examples The Test Editor u...

Page 97: ...When selected the last accessed Support Device Definition displays To edit an existing Support Device Definition use the Editor Toolbar buttons to select the desired definition Then simply edit the de...

Page 98: ...for fixed time delay and enter a time to allow stepping back for a fixed time after the test ends Check Prompt to repeat to have ADCS Tools query the operator at the end of a test check No repeat opti...

Page 99: ...ed it is not a required part of a Manual Test During the test initialization process the last Manual Test selections display These selections can be changed if desired There are no requirements to use...

Page 100: ...irectly to running the test Run Test Sequence Runs leak test if included and pressure exercise if included followed by the test points taking data at each point based on the test data selections The t...

Page 101: ...ata File The Data Plot Run Screen can be opened by pressing the Data Plot button on the ADCS Tools Main Tool Bar see Section 4 3 3 Table 14 Each point taken during a test causes the graph to update wi...

Page 102: ...for additional information on this screen and its options The COMPASS for Pressure manual is an on line manual available by pressing the button when available in COMPASS features It can also be acces...

Page 103: ...tions and drop down plot type selector to modify the plot The data in a test Data File can also be stored in the Test Data Database The database is in the Microsoft Access format This common format en...

Page 104: ...e model 3682 vents if the procedures below are followed as instructed The model 3682 validation procedure automatically runs the model 3682 through the required pressure sequence and records actual an...

Page 105: ...in the fields provided at the top of the display Do not change to IEEE Address Also verify that the range is correct then press Next Select the King 3682 Ps Validation or King 3682 Pt Validation test...

Page 106: ...s not necessary to run an offset Check Point when running a test that will determine as received error or when trying to evaluate the DUT In this case press No and skip to Step At the next prompt do N...

Page 107: ...ing the actual pressure set by ADCS 601 AF On the front panel of the model 3682 perform the following operations Press MEASURE The ACTUAL field begins to blink Enter the ADCS 601 AF Pressure displayed...

Page 108: ...l 3682 communications After all steps on the 3682 are complete and its display is the IEEE address selection screen press OK on the ADCS Tools popup It is imperative that the model 3682 be in the corr...

Page 109: ...n the 3682 that will cause it to vent pressure unless the ADCS 601 AF is vented first Causing pressure on the ADCS 601 AF TEST port to vent when the ADCS 601 AF is not vented may cause damage to the A...

Page 110: ...g the MODE button on the ADCS Tools Main Run Screen Vent the ADCS 601 AF using the VENT button on the ADCS Tools Main Run Screen Enter the appropriate Upper Limit value on the ADCS Run Screen Enter 32...

Page 111: ...us bar updates during initialization to display the current system operation ADCS Tools automatically opens the Data Plot Run Screen see Section 4 4 3 1 when running a test but there is no relevant da...

Page 112: ...isplayed The dialog box notifies the operator that the sequence for the last point is different from the other points OK must be pressed BEFORE ADVANCE is pressed on the model 3682 On the last test po...

Page 113: ...Fluke Company When the test is complete the Test Complete form displays Press Exit Test to close the dialog box and return to the ADCS Main Run Screen On the model 3682 press ADVANCE and follow its p...

Page 114: ...ADCS 601 AF OPERATION AND MAINTENANCE MANUAL 2005 2007 DH Instruments a Fluke Company Page 102 N NO OT TE ES S...

Page 115: ...host computer and the ADCS 601 AF system computer is not available at the time of publication of this manual Individual ADCS 601 AF components such as the PG7601 and the PPC3 pressure controllers can...

Page 116: ...ADCS 601 AF OPERATION AND MAINTENANCE MANUAL 2005 2007 DH Instruments a Fluke Company Page 104 N NO OT TE ES S...

Page 117: ...n fully down and up positions 6 months if pressure control to float PG7601 piston does not operate correctly if pressure is not stable when piston is floating 6 7 PG7601 Replace piston rotation drive...

Page 118: ...This can cause permanent damage to essential parts of the FPG For the FPG8601 s load cell to operate properly it must be surrounded by gas with the appropriate level of humidity 40 to 70 RH To assure...

Page 119: ...DCS 601 AF should now be ready to resume normal operation 6 3 FPG8601 REMOVE CLEAN AND REINSTALL THE PISTON CYLINDER 6 3 1 OVERVIEW Read this section completely before electing to remove clean and rei...

Page 120: ...so the piston is perfectly mobile When FPG8601 pressure readings are noisy unless very obvious signs of contamination are present always try piston cylinder manipulation to establish normal behavior b...

Page 121: ...vacuum on the CDG at all times as exposing the CDG to atmospheric pressure will cause zero shifts Do not break the valve fittings or operate the valve without establishing vacuum first Remove the vac...

Page 122: ...VER touch the lapped surfaces polished appearance of the piston or cylinder with your bare hands Body oils and acids can permanently etch the surfaces Remove one of the piston retaining nuts Figure 48...

Page 123: ...cision parts with a gap as small as one micron a special tool and procedure is required to remove one from the other without risk of the piston cocking in the cylinder and binding as it leaves the cyl...

Page 124: ...more clean lint free towels on a flat surface Discard misted lint free towels Transfer the piston to the two clean lint free towels Using gloves fold two new lint free towels three times over Buff the...

Page 125: ...t back into the cylinder before the piston cylinder can be reinstalled in the FPG8601 Platform Figure 49 Alignment of the FPG8601 piston in the cylinder The piston must be installed in the cylinder wi...

Page 126: ...the cylinder see Section 6 3 5 place the silicon O ring carrier assembly on the upper portion of the cylinder lip up The silicon O ring is orange and more soft than the Viton O ring do not confuse th...

Page 127: ...the flow of lubricating gas from the center of the piston cylinder through its upper and lower conical gaps see Section 2 2 2 While the lubricating gas flow can maintain the piston centered in the cyl...

Page 128: ...he process METHOD 1 CYLINDER MANIPULATION Hold the cylinder Gently move it up and down while rotating it The movement is very limited Do not force it METHOD 2 LIFT AND DROP Put a finger under each of...

Page 129: ...ocket head screws 3 mm around the perimeter of the platform Lift the base cover plate gently and carefully disconnect the sensor leads at their board connections noting their locations Remove the cove...

Page 130: ...s Use SPECIAL 8AMH 2control 3loadall on the PG7000 Terminal to load all the masses of the AMH mass set This assures that no masses are retained in the AMH so it will be able to be lifted off the platf...

Page 131: ...e AMH s internal proximity sensor allowing the AMH system to be operated off of the PG7000 Platform without an actual mass load Clear the AMH and test its operation On the PG7000 Terminal press SPECIA...

Page 132: ...the hole in the center of the mass lifter Thread the shaft into the binary mass carrier by holding and rotating the trim mass tray NOTE THAT SHAFT HAS A LEFT HAND THREAD SO IT MUST BE ROTATED COUNTER...

Page 133: ...gs Install the piston cylinder module in the PG7601 Platform See Section 6 6 2 Install the binary mass carrier Place the pyramidal shaped carrier on top of the piston cap Install the mass loading bell...

Page 134: ...4 KG IS INCLUDED Figure 51 AMH mass set 6 6 PG7601 REMOVE CLEAN AND REINSTALL THE PISTON CYLINDER MODULE It may be necessary to remove the piston cylinder module from the PG7601 Platform to clean the...

Page 135: ...he ORANGE plastic mounting post plug that is installed in the PG7601 Platform mounting post Rotate counterclockwise to remove Remove the piston cylinder module from its bullet case Open the piston cyl...

Page 136: ...iston cylinder cleaned If symptoms of contamination develop rapidly with operation after cleaning the piston cylinder module there is almost certainly a source of contamination within the ADCS 601 AF...

Page 137: ...len tool to loosen the socket head cap retaining screw 1 The cap retaining screw will not fully disengage from the piston cap due to the adjustment mass 3 Gently remove the cap and screw from the asse...

Page 138: ...ADCS 601 AF OPERATION AND MAINTENANCE MANUAL 2005 2007 DH Instruments a Fluke Company Page 126 Figure 54 10 kPa kg piston insertion tool Figure 55 10 kPa kg gas piston cylinder module sleeve nut tool...

Page 139: ...bricating O Rings O rings identified for lubrication should be lubricated prior to installation During service O rings may be left in place and a thin film of vacuum grease applied to the outside diam...

Page 140: ...ertake piston cylinder module disassembly without familiarizing yourself with Section 6 6 3 2 of this manual Incorrect disassembly may damage or destroy the piston cylinder element There are two recom...

Page 141: ...ntaminated by contact with the operator s hands Do not buff the assembly Just dry it thoroughly Reassemble the metrological assembly in reverse order If the assembly temperature was elevated during cl...

Page 142: ...ere is a next to each value Enter 0 for Main Then press ENT to cause all the binary masses to load Run the PG7601 piston position calibration function Press ESC on the PG7000 Terminal until operation...

Page 143: ...2 5 mm Allen tool remove the three screws on the outer diameter of the circular black pulley plate that is at the bottom of the platform mounting post Do not remove the screws on the inner diameter R...

Page 144: ...ange to complete Press Maintenance on the ADCS Tools Main Menu and select Run PG PPC3 Adjust or Run FPG PPC3 Adjust View the PPC Adjustment Setup form This form is identical to the FPG Validation Setu...

Page 145: ...started again by pressing the ON button on the ADCS Tools FPG Run Screen 6 12 CONTROL CABINET DRAIN DRIVE AIR TRAPS The ADCS 601 AF Control Cabinet contains two traps to clean the drive air that is su...

Page 146: ...ADCS 601 AF OPERATION AND MAINTENANCE MANUAL 2005 2007 DH Instruments a Fluke Company Page 134 N NO OT TE ES S...

Page 147: ...nder and the value of the masses that are loaded on the piston cylinder see Section 2 2 1 The FPG8601 measurement uncertainty is predominantly dependent upon the effective area of its piston cylinder...

Page 148: ...1 Platform ambient pressure temperature and humidity sensor readings relative to a standard and adjust if necessary 6 months increase to 1 year when justified by experience 7 2 7 7 2 2 FPG8601 ZERO AN...

Page 149: ...he PG7601 The validation process is performed automatically by ADCS Tools The validation can be run in absoloute or gauge measurement mode The absolute mode validates the complete system including the...

Page 150: ...ion 7 2 3 3 Check the FPG8601 bubbler water supply see Section 6 2 Zero the PG7601 and FPG8601 reference vacuum CDGs see Section 7 2 6 Validate load cell linearity with the FPG8601 mass set see Sectio...

Page 151: ...d for the Averaging Time An average is taken for the number of Readings Per Point specified The RPM4 Monitor is then connected to the FPG8601 system and the process is repeated The comparison of the P...

Page 152: ...ta file with a detailed log of the validation test data Generate Report opens the Report Editor to generate a report from the validation data file Re Run Validation re runs the validation test immedia...

Page 153: ...01 bubbler for adequate water level see Section 6 2 Table 22 FPG8601 P T H limits MEASUREMENT VALUE AND LIMITS Lubrication gas pressure gauge mode 140 kPa abs 8 Lubrication gas pressure absolute mode...

Page 154: ...the 500 g to check more points in the low end of the span Evaluate the linearity verification data using the information in Section 7 2 5 3 Remove the masses and CLB from the FPG8601 Reinstall the pis...

Page 155: ...outputs 1 count Linearity tolerance 2 counts 2 ppm 454 863 3 counts Pass fail condition Pass If the any load cell linearity verification point results in an fail condition repeat the verification pro...

Page 156: ...e the KF40 cross Push the KF40 bellows connection on the FPG8601 to provide clearance for the KF40 centering rings to clear the fittings Rotate the KF40 cross 90 and install it on the vertical tube co...

Page 157: ...e pump the pressure to pull down and stabilize Observe the level of vacuum as indicated by the vacuum reference Observe CDG readings on the ADCS Tools CDG Zero Run Screen Using the potentiometers on t...

Page 158: ...onditions sensors are verified and adjusted relative to a reference without being removed from the platform The measurement uncertainty specification of the on board sensor should be taken into consid...

Page 159: ...ntry of new effective area value into system Yearly until decreased frequency justified by experience Recommended end of first and second years then every three years if no significant changes observe...

Page 160: ...on 3 1 to pack it 7 3 2 2 UPDATING PISTON CYLINDER CALIBRATION INFORMATION Piston cylinder module information is element specific metrological data Uninformed or accidental altering of this informatio...

Page 161: ...Changes has been pressed Figure 63 ADCS Tools PG7601 Piston Cylinder Calibration Form 7 3 3 PG7601 CALIBRATION OF MASS SET 7 3 3 1 PREPARING FOR CALIBRATION Piston gauge mass sets are often calibrated...

Page 162: ...bell shown are always the ADCS 601 AF PG7601 s active mass bell and mass set Check that the correct bell and mass set are shown by verifying their serial numbers against the serial numbers shown in th...

Page 163: ...inty specification is 0 1 C 0 02 with a resolution of 0 01 C The ohmic measurement system in the PG7601 is self calibrated using on board 100 and 110 reference resistors The normal calibration procedu...

Page 164: ...sed to correspond with a temperature cycle of the test environment if the environment has a clear temperature cycle time Evaluate the results of the readings If total temperature change of either indi...

Page 165: ...eration and Maintenance Manual ADCS Tools has the capability to to view or edit the value of the PG7601 s mounting post PRT offset and slope Use Maintenance Calibration Piston Cylinder see Figure 65 A...

Page 166: ...must be removed from the ADCS 601 AF system See Section 7 3 5 2 for instructions on removing the PG7601 CDG assembly and readout The CDG and its power supply readout are completely autonomous elements...

Page 167: ...l Remove the CDG Disconnect the CDG isolation valve valve 3 1 8 in pneumatic actuation line V9 using the quick connector on the valve Disconnect the electrical cable on the top of the CDG Break the KF...

Page 168: ...ADCS 601 AF OPERATION AND MAINTENANCE MANUAL 2005 2007 DH Instruments a Fluke Company Page 156 N NO OT TE ES S...

Page 169: ...mponent power to clear Record conditions leading up to the event including the numbers displayed when enter is pressed and report the information to a DHI Authorized Service Provider PG7601 displays T...

Page 170: ...n piston position indication needs to be adjusted Clean piston cylinder level PG7601 Platform remove sources of vibration calibrate piston position inidication 6 6 PG7601 piston position readings seem...

Page 171: ...units to corresponding values expressed in other units 9 1 1 PRESSURE Table 25 Pressure unit of measure conversions TO CONVERT FROM PA TO MULTIPLY BY Pa Pascal 1 0 mbar millibar 1 0 E 02 kPa kilo Pasc...

Page 172: ...601 AF the mass set is a an AMH 38 mass set with a nominal total mass of 38 kg Mass Bell The combination of parts that is loaded onto the piston to carry the masses This includes the sleeve that is s...

Page 173: ...products are used individually or as components in other products Items returned to DHI under warranty claim but determined to not have a defect covered under warranty or to not have a defect at all a...

Page 174: ...ADCS 601 AF OPERATION AND MAINTENANCE MANUAL 2005 2007 DH Instruments a Fluke Company Page 162 N NO OT TE ES S...

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