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Fluke RUSKA 7350 User's Manual

1. gt Toggle between step and jog mode gt Enter Sub Menus nenne ne nenne menn nnn Enter Set up menu gt Set pressure limits control band access code gt Set step size head corr filter amp display digits gt Set User D efined units of measure gt Set baud parity data amp stop bits GPIB address gt Set date time reset amp view software version gt Enter calibration menu Ja Zero sensor ene gt Perform or edit calibration gt Edit calibration coefficients I Select sensor Enter Program Menu gt Run program test sequence Delete a saved program gt Change the configuration of a program Limit etc Edit program set point tolerance dwell etc gt Change program name l gt Enter test menu SE gt Display pump parameters gt Sweep pressure between points cycles gt Perform self test wm gt Display IEEE 488 remote status erem Display RS 232 serial remote status gt Display solenoid status S gt Display sensor readings and pump position gt Screen saver gld32 eps Figure 4 2 Menu Tree Local Operation Tutorial Tutorial To be
2. Calibration RUSKA 7350 High Pressure Gas Controller Calibrator Users Manual PN 3952249 November 2010 2010 Fluke Corporation All rights reserved Printed in USA Specifications are subject to change without notice All product names are trademarks of their respective companies LIMITED WARRANTY AND LIMITATION OF LIABILITY Each Fluke product is warranted to be free from defects in material and workmanship under normal use and service The warranty period is one year and begins on the date of shipment Parts product repairs and services are warranted for 90 days This warranty extends only to the original buyer or end user customer of a Fluke authorized reseller and does not apply to fuses disposable batteries or to any product which in Fluke s opinion has been misused altered neglected contaminated or damaged by accident or abnormal conditions of operation or handling Fluke warrants that software will operate substantially in accordance with its functional specifications for 90 days and that it has been properly recorded on non defective media Fluke does not warrant that software will be error free or operate without interruption Fluke authorized resellers shall extend this warranty on new and unused products to end user customers only but have no authority to extend a greater or different warranty on behalf of Fluke Warranty support is available only if product is purchased through a Fluke authorized sales outlet or
3. 3 Disconnect the power cable from the RUSKA 7350 power receptacle 4 Disconnect all pneumatic lines and fittings from the RUSKA 7350 s back panel 3 Plug all ports Packing Instructions The instructions below must be strictly followed in order to prevent damage to the instrument The main principle behind a successful shipment is that of minimizing shocks This is accomplished by cradling the device within two boxes such that the RUSKA 7350 is restrained but still has resilience The two most successful materials for this purpose are rubber foam and flexible polyurethane foams A Caution Styrofoam poured foam in place mixtures and other rigid foams are not suitable Even polyfoam or rubber foam should be cut into strips so that it will not present a large rigid surface to the RUSKA 7350 Fluke has found that corrugated cardboard boxes provide the best packing The boxes sometimes arrive damaged but the contents are usually intact A minimum of 3 inches of foam with at least an N95 impact rating should separate the inner surface of the inner box and any portion of the RUSKA 7350 The same is true for the inner and outer box A Caution Wood or metal boxes do not absorb shock when dropped and therefore are not recommended 7 1 7350 Users Manual 7 2 If the original packing and shipping materials were retained use them for packing the RUSKA 7350 If the RUSKA 7350 is being packed for long term storage more th
4. Options nennen RUSKA 7350 Users Manual 2 Theory of Operation ics aciiscs oceans tect nc enna is cence acetates tnckebneecs na Honore lui evi a Electronics Sectlon idee onte chacune edere enr seed oe a E PURA Te aug Back Plane Boaitd eret he trt t rne ER HR RR EAE ane dens Microprocessor Board cccccsccssseesseeseeessecseecsecaeceaeceaecesecseeeueeeseeeseeesseeenaes IEEE 488 Interface eine i eet i ene IR eee Rr e dt dH ere dH gavsecsaes Iconium Motor Controller cites eoe Ren deor etta E re d RR UR EA R 76xx Interface Board ederet rre Re redde tee RS EE E eh Pneumatic Module irre tereti Re tere ERE KEE Pret atic quor S pr isurup E NIB ET E SEANA Electronics Regulator eese ener Dome Reg ulatoE eeteeet qu esee dence tudtus vetas ee Pee Res egeat Te cones System Transducer oc iui ee dide eere depo geass ERE o dee Re Rie true denen Test POEFU i eee er ERRARE RUNS I BAN HR IER IRUASSENEIRIS Drive Air Supply Port essessssssssseseeeeeener enne Gas Supply POrt ssc eedem eicere ded e bee ARR Pre Me ERE eR Rus 3 Installation M TiO GUCH ON sa suenen a E E E E EE Unpacking the RUSKA 7350 sss ener SIDE TE P Powering Up the RUSKA 7350 Pneumatic Connections sssssssssssseseeeree ener ener enne nennen nnne Drve Air Supply POU sec iiie ft etes eo
5. The units are changed by selecting the UNITS key on the keypad 14 7 psi Abs psi Abs Setpoint 5000 0 Setpoint 5000 0 bar bar mmHg 0 C C gfe mmHg 0 C inHg 60 F cmH 50 E H20 2 inH20 25 2 oe D inH20 25 atm se S atm j feet a feet meters knots km hr meters knots km hr Pa Pa hPa Pa gld05 bmp amp gld06 bmp Figure 4 4 Units Menu 4 3 RUSKA 7350 Users Manual 2 Use the rotary knob located to the right of the display to move the highlight bar to the desired unit Note The highlighted curser initially shows the current unit of measure When the rotary knob is moved the current unit remains highlighted in a gray color and the new unit is highlighted in a light blue color 3 When the unit desired is highlighted press the ENTER key on the far right side of the front panel under the numeric keypad The display will return to the Main screen with the current units The second part of this tutorial uses the Calibrator to generate pressure The pressure supply must be connected and the test port must be connected to a closed volume in accordance with Chapter 3 Pneumatic Connections section 4 From the Main Menu use the numeric keypad to enter the starting pressure The pressure is entered in the units set in the previous exercise As the pressure is entered each digit will be displayed in the numeric scratchpad the highlighted box in the lower section of the display If a mistake is
6. Using the rotary knob move the cursor to highlight Step Size Enter the desired step size in the current pressure units and press ENTER Bar Graph Maximum The bar graph on the Main Menu screen can be scaled to match the device under test by setting the full scale value of the bar graph Ready Tolerance A Ready indication is generated when in control mode and the measured pressure is reading within this ready tolerance value When running an internal program the ready indicator is shown when the measured pressure is within the tolerance stored in the program Gas Head Pressure Correction The term head height refers to the vertical distance between the sensing element in the device under test and the Calibrator s pressure reference plane Once the user inputs the head height and selects air or nitrogen the Calibrator automatically corrects for head pressure 1 The Pressure Reference Line on the Calibrator is defined as the bottom of the color display where the display and the front panel join This provides the reference plane against which the device under test DUT pressure is measured 2 Determine the vertical distance between the Calibrator Pressure Reference Line and the reference plane of the device under test 3 Press the Unit key found in the keypad and press in mm F1 to select either inches in or millimeters mm for the head height entry 4 The head height is set from the Menu Setup User From the Ma
7. Vent Note The set point can also be changed using either the Step or the Jog function Please see Chapter 4 Step Jog Entering Exiting Control Mode 1 The Control mode is set from the Main Menu Press PREVIOUS until the Main Menu appears 2 Press CONTROL F2 to enter Control mode ENTER must be pressed to confirm entry into Control mode 3 Press MEASURE key found in the keypad to exit Control mode No confirmation is necessary Vent The Vent F3 function is used to rapidly vent the pressure in the system to atmosphere Step Jog In addition to entering the pressure set point through the key pad the pressure set point can be changed using either the step or the jog functions The Step function is used primarily when the operator is taking pressure steps in equal pressure increments The size of the pressure step is user defined The Jog function is most often used when calibrating mechanical gauges such as a dial gauge and the operator wishes to change the pressure until the mechanical gauge indicates a cardinal point The operator can then read the higher resolution Calibrator to determine the actual pressure value when the mechanical gauge is indicating a cardinal point The Step Jog F5 key toggles between Step and Jog to switch between these modes press the function key 5 F5 Stepping Assure that the word Step is highlighted in the Step Jog F5 Using the rotary knob rotate the knob clock wise to increase th
8. felt or heard Compressed Air Use of compressed air can create an environment of propelled foreign matter Pressure system safety precautions apply to all ranges of pressure Care must be taken during testing to ensure that all pneumatic connections are properly and tightly made prior to applying pressure Personnel must wear eye protection to prevent injury Personal Protective Equipment Wear eye protection approved for the materials and tools being used Inert Gases Operation of pressure equipment may be accompanied by the discharge of inert gases to the atmosphere The result is a reduction of oxygen concentration Therefore it is mandatory that all exhaust gases be vented outside the work area A Warning If the equipment is used in a manner not specified by the manufacturer the protection provided by the equipment may be impaired AC Main Plug Switch and Power Cord The AC main plug switch and power cord shall remain readily accessible for operation 1 2 General Information 1 Symbols Used in this Manual Symbols Used in this Manual In this manual a Warning identifies conditions and actions that pose a hazard to the user A Caution identifies conditions and actions that may damage High Pressure Gas Controller Calibrator Symbols used on the High Pressure Gas Controller Calibrator and in this manual are explained in Table 1 1 Table 1 1 Symbols A Do not dispose of this product as unsorted municipal waste
9. set questionable enable mask reset condition flags set system date returns lt error descr info gt or 0 No Error lock keyboard set system time returns 1991 0 set interface protocol to 6000 or SCPI reset system perform electronic self test define a unit set length units for head height set pressure units To set the control pressure setpoint to 50 all of the following commands are equivalent SOURCE PRESSURE LEVEL IMMEDIATE AMPLITUDE 50 SOUR PRES LEV IMM AMPL 50 0 PRESSURE 50 PRES 50 Remote Operation 5 Device Messages SCPI Status Registers Status Byte Register STB Service Request Enable Register SRE Bit 7 Operation Status Summary Set when an event enabled in OPER ENABLE occurs Bit5 EBS Event status bit Set when an event enabled in ESE occurs Bit4 MAV Message Available Set when a response is ready to be sent Bit3 Questionable Status Summary Set when an event enabled in QUES ENABLE occurs Bit2 Error Event Queue Not Empty Bit1 Always 0 BitO Always 0 Standard Event Status Register ESR Standard Event Status Enable Register ESE Bit 7 Power on set at power up Bit6 User request Always 0 Bit5 Command Error Error in command syntax Bit4 Execution Error Error in command execution Bit3 Device Dependent Error Device error independent of commands Bit2 Query Error Output queue empty when request received Bit 1 Request Control Always 0 Bit0 Operation Complete Set for
10. 40 0000 60 0000 80 0000 100 0000 90 0000 0 0000 0 0000 Figure 4 20 Menu Program Edit Menu Cycles psi 0 0010 0 0010 0 0010 0 0010 0 0010 0 0010 0 0010 0 0010 1 Dwell Max Sec sec 100 100 100 100 100 100 100 100 Delete gld22 bmp 4 The rotary knob can be used to move through the program and highlight the value you wish to edit Use the keyboard to enter a new value This value will show up in the scratch pad located at the bottom of the window Press Enter to accept the edited value 5 To add a step to the program first move to the step after the new step For example to insert a step between steps 3 and 4 move to step 4 Press Insert F4 6 To delete a step in the program first move to the step to be deleted then press Delete F5 7 When all changes have been made press PREVIOUS to return to the Named Programs screen The Calibrator automatically saves the changes that were made in the program Changing the Configuration Stored with a Program 1 Programs are configured from the Program Menu From the Main Menu press PREVIOUS until the Main Menu appears press Menu F6 Program F4 2 Usethe rotary knob to highlight the name of the program 3 Press Config F3 The configuration screen will appear 4 Press Recall F2 The Calibrator will be set to the configuration stored with the program Local Operation 4 Menu 10 gld23 bmp Figure 4
11. Buyer has paid the applicable international price Fluke reserves the right to invoice Buyer for importation costs of repair replacement parts when product purchased in one country is submitted for repair in another country Fluke s warranty obligation is limited at Fluke s option to refund of the purchase price free of charge repair or replacement of a defective product which is returned to a Fluke authorized service center within the warranty period To obtain warranty service contact your nearest Fluke authorized service center to obtain return authorization information then send the product to that service center with a description of the difficulty postage and insurance prepaid FOB Destination Fluke assumes no risk for damage in transit Following warranty repair the product will be returned to Buyer transportation prepaid FOB Destination If Fluke determines that failure was caused by neglect misuse contamination alteration accident or abnormal condition of operation or handling including overvoltage failures caused by use outside the product s specified rating or normal wear and tear of mechanical components Fluke will provide an estimate of repair costs and obtain authorization before commencing the work Following repair the product will be returned to the Buyer transportation prepaid and the Buyer will be billed for the repair and return transportation charges FOB Shipping Point THIS WARRANTY IS BUYER S SOLE AND EX
12. CALIBRATE To edit the calibration coefficients press the EDIT KEY If the calibration access code is enabled enter it at the prompt Note To exit the calibration procedure before the calibration coefficients have been changed press CANCEL any time during the procedure Use the arrow keys to highlight the coefficient Use the numeric keypad and ENTER key to enter a new value To correct a mistake in the edit field use the CLEAR key Repeat steps 4 and 5 until all four coefficients are correct Note In addition to saving the calibration coefficients to the RUSKA 7350 s memory the user is advised to separately record the calibration coefficients and store this backup in a safe place To exit the editing procedure without storing the calibration coefficients in memory press CANCEL To store the calibration coefficients in memory select OK Press PREV to return to the main screen Once the calibration coefficients are input the user is advised to record several pressure readings If there are any significant errors at these points then the calibration procedure should be performed Zeroing The zero procedure may be performed by itself without requiring a full calibration e Verify ABS Mode e Verify that the RUSKA 7350 s test port is open to atmosphere e Verify that the RUSKA 7350 has been at stable operating temperature for at least 30 minutes e Verify that the RUSKA 7350 is in Measure mode Enter the cal
13. Returns 1 Operation Complete Reset Service Request Enable Query Service Request Enable Status Byte Query Self Test Query Wait No operation The current value associated with a SCPI command may be read by appending a question mark to the command For example CALC LIM UPP will return the current upper pressure limit MEASure PRESsure POSITION CALCulate LIMit LOWer number SSLEW lt number gt UPPer lt number gt VENT number TARE VALue number STATe ON OFF CALibration PRESsure Data POINts VALue lt n gt VALue lt n gt lt number gt CALibration POINts VALue VALue lt n gt number ZERO VALUE lt number gt INITiate INITiate RUN STOP POSition DATA lt number gt lt number gt DATA VALue number VALue 2 number returns current pressure reading returns pump position get set low pressure limit get set slew rate limit get set high pressure limit get set auto vent limit get set tare value set tare using current pressure number of calibration constants returns cal constants label value set calibration constant number of calibration points Nominal calibration point perform calibration point performs zero calibration sets zero value enter zero calibration mode returns status for cal press temp ref start zero calibration abort zero calibration sets CO C1 position reads CO Cl sets first calibration point sets second ca
14. Source Handshake Complete Capability Acceptor Handshake Complete Capability Talker Listener Service Request Complete Capability Remote Local Complete Capability Parallel Poll No Capability Device Clear Complete Capability Device Trigger No Capability Controller No Capability The optional IEEE 488 interface is installed next to the processor board The interface is identified by the IEEE 488 standard connector on the back panel of the unit 5 1 RUSKA 7350 Users Manual Note Do not change any jumpers or switch settings on the IEEE 488 interface board The IEEE 488 address is set by the Menu Setup Remote screen RS 232 The RS 232 interface supports standard serial operation from a computer to a single RUSKA 7350 RS 232 supports the IEEE 488 2 and SCPI commands The RUSKA 7350 allows the following port setups Baud Rate 1200 2400 9600 or 19200 Data Bits 7 or 8 Parity Even Odd or None Stop Bits lor2 Handshaking XON XOFF The RS 232 connection is a DB 9P connector found on the back panel of the RUSKA 7350 It is located on the processor board directly above the DB 25S connector The following pins are used all other pins are reserved Pin Direction Signal 2 In RXD Receive Data 3 Out TXD Transmit Data 5 GND Ground 7 Out RTS Request to Send Remote Local Operation In local mode the RUSKA 7350 is operated manually through the front panel Chapter 4 Local Operation covers local operat
15. applied is acceptable the Calibration complete screen will appear Storing the Coefficients Step 5 Step 6 Note In addition to saving the calibration coefficients to the RUSKA 7350 s memory the user is advised to separately record the calibration coefficients and store this backup in a safe place Calibration is complete To exit the calibration procedure without storing the calibration coefficients in memory press CANCEL To store the calibration coefficients in memory select DONE Press PREV to return to the main screen Once the calibration procedure 1s complete the user is advised to record several pressure readings If there are any significant errors at these points then an error was probably made in generating one of the calibration pressures and the calibration procedure should be repeated Maintenance 6 Calibration Editing the Calibration Coefficients If the RUSKA 7350 s memory is erased but the calibration coefficients are known the user can restore the coefficients to the RUSKA 7350 by following the directions below 7 8 A Caution Never randomly adjust the calibration coefficients Only qualified personnel with valid backup data should be allowed to edit the coefficients If the backup coefficients are questionable perform the calibration procedure in its entirety Verify that the RUSKA 7350 is in Measure mode Chapter 4 Local Operation To go to the Calibration screen select MENU
16. control a wide range of volumes Any leaks on the test port will cause measurement errors For best results a volume of approximately 3 in 50 cc is recommended The test port is 1 8 NPT female Gas Supply Port The gas supply port should be connected to a clean dry gas supply with a pressure of 110 of full scale pressure The port is 1 8 NPT female 3 2 Chapter 4 Local Operation Local Operation This section of the manual describes operation of the Calibrator using the front panel The local interface front panel consists of a color TFT display a rotary knob and a set of keys The display shows the system status and menu options The keys are grouped according to function eooo0e eoooe eo000 9000 gld03 bmp Figure 4 1 RUSKA 7350 Front Panel Numeric Keypad This includes the number keys the decimal point and the change sign key The UNITS key changes between units of measure MODE changes between modes of operation such as gauge and absolute MEASURE is used to place the unit into measure mode CLEAR key will clear the numeric entry field The ENTER key accepts the entered number or confirms a command Function Keys These are the six keys that run vertically beside the display The label shown in the display beside each key identifies their function These functions will change based on which screen you are operating For ease of communication throughout the manual we refer to these ke
17. max time and tolerance common to all set points l 2 6 Ensure that the units limits and control parameters are set to their desired values The program is entered from the Program Menu From the Main Menu press PREVIOUS until the Main Menu appears press Menu F6 Program F4 Use the rotary knob to highlight new If these steps are used on an existing program all program steps will be deleted and replaced with the automatically generated program Press Edit F4 Since new was highlighted the Calibrator will create a new program and give a default name of NAMEnn where nn is a two digit number The Program editing screen will appear displaying the first step Press Auto F3 gld20 bmp Figure 4 18 Menu Program Edit Auto Menu Using the numeric keypad enter the values for Start Stop Tolerance Dwell time Max time number of pressure Points up and number of pressure Points down pressing ENTER after each value The rotary knob may be used to skip fields Press Program F1 The program will be generated and the display will show the first step Press the Name F6 key to edit the name of the program See next section Chapter 4 Changing the Name of a Program for creating a user defined program name Local Operation 4 Menu Changing the Name of a Program 1 The name of an existing program is changed from the Program Menu From the Main Menu press PREVIOUS until the Main Menu appears
18. noise injected into the system as a result of having an Active controller in the system The result would be that the controller would not add any additional uncertainty to the pressure measurement since it would be inactive during the measurement process For this method pressure will not be at a cardinal set point When the Control Off Band and Control On Band are set to zero the Calibrator operates in the Active control mode Setting a Control On and Off Band places the Calibrator in the Passive control mode The Control On and Off Band provides a tolerance around the pressure set point in the current unit of measurement The Controller will control the pressure to the commanded set point Once the actual pressure is within the user defined Control Off Band tolerance the controller will shut off The pressure will remain at this level only changing by the thermal influences or leaks in the system The controller will remain off until it reaches the Control On Band limit The controller will then re activate and control the pressure back to the Control Off Band tolerance This mode of operation removes any added uncertainty in the measurement system due to the controller since the controller is Passive during the high accuracy pressure measurements As an example if a 100 psi 690 kPa full scale Calibrator was set up with the Control Off Band at 0 001 psi 0 007 kPa and the Control On Band set to 0 005 psi 0 035 kPa This would
19. point until further instructions from the user Press Continue F4 to resume the program 6 To stop the program press Stop F5 The program will stop running but the Calibrator will continue controlling to the current set point Menu Test Self Test The Calibrator can perform electrical and pneumatic self test to assist in trouble shooting potential problems Please refer to Chapter 6 Maintenance for more details Note In order to perform a pneumatic self test the supply port must be connected to a properly set supply pressure and the test port not open to atmosphere For absolute units a vacuum supply must also be connected to the exhaust port Menu Test Remote Test The Menu Test Remote section of the system is used to perform a number of the diagnostic functions on the remote interface It can be used to display the transmitted and received messages that are sent across the interface This can be a powerful tool to assist in identifying the source of communication problems The Menu Test Remote menu displays information from the IEEE 488 interface Pressing the Serial 1 F2 or Serial 2 F3 keys will display information from the serial ports 4 25 RUSKA 7350 Users Manual gld27 bmp amp gld28 bmp Figure 4 25 Menu Test Remote GPIB Menu amp Menu Test Remote Serial 1 Menu Menu Test Shop1 The Menu Test Shop menu of the system is used to display the current status
20. press Menu F6 Program F4 In addition to changing the name of an existing program a new program may be initiated by selecting new and performing the same steps as outlined to change the name of a program 2 Use the rotary knob to highlight the current name For a new program name select new 3 Press Edit F4 The program editing screen will appear displaying the first step 4 Press Name F6 Program gld21 bmp Figure 4 19 Menu Program Edit Name Menu Use the F4 and gt F5 keys to highlight a character Turn the rotary knob to select the character from the character set To correct a mistake press Clear F4 and return to step 5 Repeat steps 5 and 6 until the name is complete S ooo nudo mw Press Done F6 to store the contents of the scratchpad as the new name of the program Changing an Existing Program Instructions for changing an existing sequence are given below Both manually and automatically generated programs may be edited 1 Programs are changed from the Program Menu From the Main Menu press PREVIOUS until the Main Menu appears press Menu F6 Program F4 4 21 RUSKA 7350 Users Manual 4 22 2 Use the rotary knob to highlight the name of the program 3 Press Edit F4 The program editing screen will appear as a table showing all of the steps Program TESTO1 Pressure Tolerance vp D C 1 2 3 4 9 6 T 8 0 psi 0 0000 20 0000
21. pressure medium Choice of Display Units Standard units include inches of mercury at 0 C and 60 C kiloPascals bars pounds per square inch inches of water at 4 C 20 C and 25 C kilograms per square centimeter millimeters of mercury centimeters of mercury at 0 C and centimeters of water at 4 C Altitude and airspeed units include feet meters knots and kilometers hour In addition to these predefined units four user defined units are programmable Communications Interface The RUSKA 7350 includes standard RS 232 serial and IEEE 488 interfaces The user s computer communicates with the RUSKA 7350 through the Standard Commands for Programmable Instruments SCPI protocol The RUSKA 7350 can also be configured to accept existing software written for the RUSKA Series 6000 DPG 1 4 General Information 1 Standard Equipment amp Options Standard Equipment amp Options A standard pneumatic RUSKA 7350 comes with this manual a power cord a grease gun and grease The standard pneumatic RUSKA 7350 is fully functional but the following options are also available IEEE 488 Interface All models of the RUSKA 7350 have an IEEE 488 GPIB card The user s computer communicates with the RUSKA 7350 through the Standard Commands for Programmable Instruments SCPI protocol In addition software written for the Series 7000 CALIBRATOR and Series 6000 DPG is fully compatible with the RUSKA 7350 Additional Power Cords Add
22. root of the command tree IEEE 488 2 commands may occur between SCPI commands without affecting the tree level Command parameters are separated from the command name by one or more spaces Multiple parameters are separated by commas SCPI accepts numeric parameters with optional sign decimal point and exponent OFF is equivalent to zero and ON is equivalent to one Floating point numbers are rounded to the nearest integer for commands accepting integer values only A message is terminated by a Line Feed hexadecimal 0A Carriage Returns Tabs and other control characters are ignored SCPI Response Format Only commands ending in a question mark have responses Multiple values from a single command are separated by commas Responses from different commands in the same message are separated by semi colons The response message is terminated by a Line Feed hexadecimal 0A Integer responses are returned as one or more digits Boolean values ON and OFF values are always returned as numbers with zero for OFF and one for ON Floating point values are returned in the format d ddddddddE dd 5 3 RUSKA 7350 Users Manual 5 4 ANSI IEEE 488 2 1987 Command Summary CLS ESE ESE ESR IDN OPC OPC RST SRE SRE STB TST WAI SCPI Command Summary number number Clear Status Event Status Enable Query Event Status Enable Event Status Register Identification Operation Complete Query
23. set specific gravity sets pressure setpoint read pressure setpoint set source parameter set specifies output tolerance set slew rate set control band 5 5 RUSKA 7350 Users Manual LIST PRESsure lt number gt lt number gt POINts DWELI lt number gt lt number gt POINts TOLerance number lt number gt POINts DIRection UPIDOWN COUNt lt number gt STATus OPERation EVENT CONDition ENABle lt number gt QUEStionable EVENT CONDition ENABle lt number gt PRESet SYSTem DATE lt year gt lt month gt lt day gt ERRor KLOCKk ON OFF 1 0 TIME lt hour gt lt minute gt lt second gt VERSion LANGuage 6000 SCPI PRESet TEST ELECtronic UNIT DEFine lt n gt lt name gt lt number gt LENGth MMIIN PRESsure lt unit name gt Example SCPI Commands To request the current pressure reading all of the following commands are equivalent 5 6 MEASURE PRESSURE measure pressure MeASUrE pReSsUrE meas pres measure meas MEAS set list of pressure values returns number of points defined specifies dwell times returns number of dwell times specifies tolerances returns number of tolerances direction to go through list number of times to go through list read clear operation event register read operation condition register set operation enable mask read clear questionable event register read questionable condition register
24. the dwell timer will start counting down instead of waiting until the pressure is at the exact set point to start the dwell timer This gives the user a time advantage compared to manual mode operation and provides a degree of automation without the use of an external computer Note The Calibrator can store up to 1 000 program steps that may be divided among a maximum of 20 named programs Preparing to Program Before entering a test sequence consider the items discussed below Program Name Valid program names range from one to eight characters in length and can include numbers upper case letters and the and symbols For example Exer 14 and FS test are both valid names Configuration Since a program will depend on the current setup of the Calibrator the current configuration is stored with the program the user should set the units limits control parameters etc to the desired values before creating a program Number of Set points Before entering the sequence the user should determine the number of upscale and downscale set points required to complete the exercise Set point Pressure and Tolerance Each set point in the program requires both a pressure and a tolerance in the current units of measure For example one set point might require a tolerance as low as 0 05 psi 0 35 kPa whereas another set point in the same program could be satisfied with a tolerance as high as 5 psi 0 35 kPa Dwell Time Once t
25. 1 The pressure units are defined from the Menu Units Define From the Main Menu press PREVIOUS until the Main Menu appears press Menu F6 Setup F2 Units F3 2 Use the rotary knob to highlight the desired user defined unit and then select the Edit Name F1 function key 3 The following sequence is used to change the name of the selected unit Use the F4 or gt F5 key to highlight the desired character in the matrix b Use the rotary knob to change the character c Repeat steps a and b until the desired name is entered Press the Clear key to start over d Press the Done F6 key when the name change is completed gld15 bmp Figure 4 13 Menu Setup Units Edit Name Menu 4 Use the rotary knob to highlight the desired user defined unit that has just been renamed Use the numeric keypad to enter the conversion factor and press ENTER to accept Press PREVIOUS three times to return to the Main Menu The new unit definition may now be selected using the Units key 4 14 Local Operation 4 Menu Menu Setup Remote The Menu Setup Remote screen is where the remote communication interface is set up gld16 bmp Figure 4 14 Menu Setup Remote Menu GPIB Address Sets the IEEE 488 interface address Protocol The Protocol defines which protocol should be used by the remote interface The options are Standard Communication for Programmable Instruments SCPI which is the sta
26. 12 Menu Setup Units Menu occ ccccccsecsseeseecssecsseceseceaecnaecnaeeseeeneesseeeseesseeesaes 4 13 4 14 Menu Setup Remote Menu ssssssssseseer eene nennen nnns 4 15 4 15 Menu Setup System Menu sssssesseeeeeeen ener eren 4 15 4 16 Menu Program Menisi nennen nennen nennen nennen tenens 4 18 4 17 Menu Program Edit Menu ener eren 4 19 4 18 Menu Program Edit Auto Menu enne 4 20 4 19 Menu Program Edit Name Menu sssssseseeeeeeneren eene 4 21 4 20 Menu Program Edit Menu eere 4 22 4 21 Menu Program Config Menu cccccccssecssecsseessecsseceseceseceseenseeneeneeeseeeseneeeaes 4 23 4 22 Menu Program Run Menu ener eren 4 23 4 23 Menu l est Menus iecit N ed peer hel dat bores 4 24 4 24 Menu Test Sweep Menu enne eren 4 25 4 25 Menu Test Remote GPIB Menu eene 4 26 4 25 Menu Test Remote Serial 1 Menu 4 26 4 26 Menu Test Shop Menu enemies 4 26 4 27 Men Display Men iieri ise dete eh Rp rk ene ER Re E ERE deudas 4 27 7 l Packing the Calibrator eee ice ti ter leta tua eu eot ea eae xat vea aS vii RUSKA 7350 Users Manual viii Chapter 1 General Information Introduction This manual contains operation and routine and preventive maintenance instructions for the RUSKA 7350 High Pressure Gas Controller Calibrator manufactured by
27. 21 Menu Program Config Menu Press PREVIOUS until the Main Menu appears Press Setup F2 Limits F1 Change the desired parameters using the normal procedures Return to the Main Menu by pressing PREVIOUS three times Press Menu F6 Program F4 Use the rotary knob to highlight the name of the program Press Config F3 Save F1 The configuration of the Calibrator will be changed to the current settings and stored in the program s configuration Running a Program l Programs are run from the Program Menu From the Main Menu press PREVIOUS until the Main Menu appears press Menu F6 Program F4 Use the rotary knob to highlight the name of the program Press Run F1 The program run screen will appear Stop will be highlighted showing that the program is not currently running gld24 bmp Figure 4 22 Menu Program Run Menu 4 23 RUSKA 7350 Users Manual 4 24 Press Run F2 The configuration of the Calibrator stored with the program is restored the pressure set point is set to the pressure value in the first step and the Calibrator is placed in Control mode Run will now be highlighted and the program will proceed through its steps To pause the program press Pause F3 Pause will now be highlighted and the Calibrator will continue controlling to the current set point The Calibrator will maintain control of the current set point until further instructions from t
28. CLUSIVE REMEDY AND IS IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE FLUKE SHALL NOT BE LIABLE FOR ANY SPECIAL INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES OR LOSSES INCLUDING LOSS OF DATA ARISING FROM ANY CAUSE OR THEORY Since some countries or states do not allow limitation of the term of an implied warranty or exclusion or limitation of incidental or consequential damages the limitations and exclusions of this warranty may not apply to every buyer If any provision of this Warranty is held invalid or unenforceable by a court or other decision maker of competent jurisdiction such holding will not affect the validity or enforceability of any other provision Fluke Corporation Fluke Europe B V P O Box 9090 P O Box 1186 Everett WA 98206 9090 5602 BD Eindhoven U S A The Netherlands 11 99 To register your product online visit register fluke com Table of Contents Chapter Title 1 General nformaliOTDn cesses cece cecsaeccisaecessedeadas casas scuaascdsascasaseeavaaeeas MPO GUCH ONS js caste t General Information sessi nre How to Contact E uke eerte et e tee etes Safety Information eniin etate eset e eie te rebns eto dea er ee tede do Safety SUMMAIV ARTE Keep Away from Live Circuits esses Do Not Service or Adjust Alone ROSUSCILALION oa s2issctesieesiensdecvancdatc
29. Check main pressure supply shop air supply and for leaks 707 Range Switch The current range can only be changed when the pressure reading is below 100 psi 700 kPa
30. Fluke This portion of the manual provides general information about the RUSKA 7350 and presents its features and options General Information The RUSKA 7350 uses transducers to provide the precise measurement of pressure During normal operation the RUSKA 7350 performs in either measure mode or control mode In control mode the RUSKA 7350 simultaneously measures and controls pressure Control mode is commonly used in the calibration and testing of pressure gauges transducers pressure switches and production pressure instruments In Measure mode the RUSKA 7350 measures pressure Typically measure mode finds applications in research laboratories testing of gauges and transducers How to Contact Fluke To order accessories receive operating assistance or get the location of the nearest Fluke distributor or Service Center call Technical Support USA 1 800 99 FLUKE 1 800 993 5853 Calibration Repair USA 1 888 99 FLUKE 1 888 993 5853 Canada 1 800 36 FLUKE 1 800 363 5853 Europe 3 1 402 675 200 China 86 400 8 10 3435 Japan 8 1 3 3434 0181 Singapore 65 738 5655 Anywhere in the world 1 425 446 5500 Or visit Fluke s website at www fluke com To register your product visit http register fluke com To view print or download the latest manual supplement visit http us fluke com usen support manuals RUSKA 7350 Users Manual Safety Information Safety Summary The following are general safety
31. Go to Fluke s website for recycling information This equipment meets the requirements of all relevant European safety directives The equipment carries the CE mark Features The following features are available on all RUSKA 7350s Mercury Free All components in the RUSKA 7350 are mercury free NIST Traceability All RUSKA 7350s are calibrated per ANSI NCSL Z 540 1 1994 using RUSKA deadweight gauges that are directly traceable to the National Institute of Standards and Technology NIST All instruments are provided with a NVLAP accredited calibration certificate Power Supply The RUSKA 7350s are either 100 120VAC 1PH 50 60 HZ or 220 240VAC 1PH 50 60 HZ Measure While Control The RUSKA 7350 simultaneously digitally displays the commanded pressure the actual pressure and the difference between the two A bar graph indicates how close the actual pressure is to the commanded pressure as well as how close the commanded pressure is to the RUSKA 7350 s full scale pressure Friendly Display The RUSKA 7350 s color active matrix TFT display combines a bright low glare readout with a wide viewing angle During normal operation the measured pressure is easily visible from a distance of 10 feet 3 meters Adjustable Pressure Display The pressure display may be adjusted to show one decimal greater than or less than the default resolution RUSKA 7350 Users Manual Ease of Operation An intuitive menu driv
32. IEEE 488 command set of the RUSKA Single Channel Interface Panel Models 6005 701 and 6005 761 See the Interface Panel manual for a description of the protocol The RUSKA 7350 emulation has the following differences 1 The RUSKA 7350 is always in remote mode Byte 0 Bit 2 2 All TI strip outputs read as OFF zero and must be written as OFF 3 No special functions are implemented 4 Any message written to the RUSKA 7350 which starts with a colon as the first character is interpreted as a SCPI command To change from SCPI to Interface Panel Emulation via the remote interface send the following message SSYSTem LANGuage 6000 To change from Interface Panel Emulation to SCPI via the remote interface send the following message SSYSTem LANGuage SCPI Remote Operation 5 Serial Operation Serial Operation The RS 232 and RS 485 ports accept the same SCPI commands as the IEEE 488 port The commands can be terminated by a carriage return hexadecimal 0D or a line feed hexadecimal 0A The responses are always terminated by a carriage return followed by a line feed The serial ports also support XON XOFF When the XOFF hexadecimal 13 command is received the RUSKA 7350 will stop transmitting Transmission is restarted when the XON hexadecimal 11 command is received When only one unit is attached the Control C hexadecimal 03 command will clear the transmit and receive buffers and disable addressing When a
33. Menu press PREVIOUS until the Main Menu appears press Menu F6 Setup F2 System F5 Reset F1 Menu Calibrate The Menu Calibrate command is used to perform the calibrations on all of the sensors utilized by the Calibrator The RUSKA 7350 can be completely calibrated using the front panel interface It does not require any external computer or software in order to perform a successful calibration It also has the capability of being calibrated remotely through either the RS232 or IEEE 488 interface The RUSKA 7350 will guide the operator through a menu driven calibration procedure identifying the pressures that should be supplied by a standard Following the calibration procedure the RUSKA 7350 calculates and saves its own coefficients The calibration coefficients are date stamped so the user can easily identify the last time the instrument went through a full calibration when the coefficients were last edited or when the Calibrator was re zeroed The calibration section in the RUSKA 7350 can be password protected to prevent any unauthorized entry into the calibration section of the system Please refer to Chapter 6 Maintenance of the manual for more detailed information regarding the calibration of the RUSKA 7350 Calibration Password The calibration password allows the user to protect access to Calibrator calibration constants and the calibration procedure If the calibration password is set to any number other than zero i
34. OPC command Operation Status OPER EVENT OPER CONDITION OPER ENABLE BitO Calibrating Currently performing a calibration Bit 1 Settling Waiting for control to stabilize Bit2 Ranging Always 0 Bit3 Sweeping Always 0 Bit4 Measuring The instument is actively measuring Always 1 Bit5 Waiting for Trigger Always 0 Bit 7 Correcting Currently performing a correction Always 0 Bit8 Self test in progress Bit9 Always 0 Bit 10 Always 0 Bit 11 Always 0 Bit 12 Always 0 Bit 13 Instrument Summary bit Always 0 Bit 14 Program Running Bit 15 0 5 7 RUSKA 7350 Users Manual 5 8 Questionable Status QUES EVENT QUES CONDITION QUES ENABLE Bit 0 Bit 1 Bit 2 Bit 3 Bit 5 Bit 6 Bit 7 Bit 8 Bit 9 Bit 10 Bit 11 Bit 12 Bit 13 Bit 14 Bit 15 Voltage is questionable Set when supply voltages are not within 5 Current is questionable Always 0 Time is questionable Set when the clock has not been set Temperature is questionable Set when the oven temperature is not within range Phase is questionable Always 0 Modulation is questionable Always 0 Calibration is questionable Set when the unit has not been calibrated Pressure is questionable Set when the pressure is overranged Always 0 Always 0 Always 0 Always 0 Instument Summary bit Always 0 Command Warning Set whenever a command ignores a parameter 0 6005 Interface Panel Emulation The RUSKA 7350 may be configured to emulate the
35. RUSKA 7350 Installing the RUSKA 7350 is a relatively simple process of unpacking the RUSKA 7350 powering it up and then using the front panel to configure the system Unpacking the RUSKA 7350 Carefully unpack all components checking for obvious signs of damage In addition to any nonstandard items ordered with the RUSKA 7350 the shipment should contain at least the following items e RUSKA 7350 e power cord and this user s manual e grease gun and grease If necessary report any shipping damage to the freight agency Remove masking tape strings and packing materials from all components If possible save the packing materials for future use Finally install the Calibrator in a location that meets the requirements listed in Table 3 1 Note The RUSKA 7350 should not be subjected to mechanical shocks during installation or use It should be mounted on a rigid bench or in a sturdy 19 inch rack Although the zeroing process will compensate for a slightly unlevel mounting the RUSKA 7350 should be mounted to within 5 of level Table 3 1 General Specification and Parameters mme me m Operating Humidity Range 5 to 95 RH lab Operating Temperature Range 5 C to 50 C lab semetmymme rore m rsen wo samvacsim novia _ wemuren oms a 3 1 RUSKA 7350 Users Manual A Caution If there is any condensation the RUSKA 7350 must be thoroughly dried before power is applied Cautions The following cau
36. Setup User From the Main Menu press PREVIOUS until the Main Menu appears Menu F6 Setup F2 User F2 2 Turn the rotary knob until the label Display digits is highlighted 3 Turn the rotary knob further until the desired number of digits from the default resolution is highlighted 1 0 1 and then press the ENTER key to select Key Click The Calibrator can be configured to emit a clicking sound each time a key is pressed 1 The key click is set from the Menu Setup User From the Main Menu press PREVIOUS until the Main Menu appears press Menu F6 Setup F2 User F2 2 Turn the rotary knob to highlight Key click and then highlight either On or Off 3 Press the ENTER key to select Menu Setup Units In addition to the standard units of measure provided by the Calibrator four user defined units are available To create a user defined unit the user enters a name that is one to ten characters long and a conversion factor that is a multiple of kiloPascals kPa For example using the information from Table 2 1 the conversion factor for millitorr or one micron of mercury at 0 C is calculated as follows 1000 mTorr 1 Torr 1 mmHg 0 C 0 1450377 psi x x x 1 Torr 1 mmHg 0 C 0 0193377 psi 1 kPa thus the conversion factor simplifies to mTorr kPa x 7500 6180 mTorr kPa x gld14 bmp Figure 4 12 Menu Setup Units Menu 4 13 RUSKA 7350 Users Manual
37. ULATOR Electronic Section MOTOR 76XX INTERFACE MICROPROCESSOR DISPLAY CONTROLLER BOARD BOARD KEY PAD PANEL DC POWER BACK PLANE SUPPLY BOARD EEE CARD AC POWER OPTION BOARD POWER SUPPLY gld01 eps Figure 2 1 RUSKA 7350 Block Diagram Theory of Operation 2 Electronics Section Table 2 1 Conversion Factors Em memperat seems e eese reao ws uewemepenmoruasae IEEE 488 Interface The RUSKA 7350 s IEEE 488 GPIB Interface Card which plugs directly into the Back Plane Board provides the RUSKA 7350 with an IEEE 488 Interface This interface allows the user to automate the measurement and control processes Front Panel The Microprocessor Board interprets all input from the Front Panel The Front Panel contains the active matrix TFT color display rotary knob and rubberized keys used to operate the RUSKA 7350 Motor Controller This motor controller controls the speed of the motor driving the pump in the pneumatic section of the 7350 The motor controller receives its analog signal 10VDC from the 76XX Interface Board and in turn runs the motor at variable speed The controller can be configured with jumpers for either 115 VAC or 230 VAC power supply RUSKA 7350 Users Manual 76xx Interface Board This board interfaces and conditions the pump position signal The board i
38. actual errors inherent in the instrument For example if an instrument has a known error due to being used in an attitude or tilt the FS zero shift error can be eliminated by re zeroing the instrument in the tilted position Even RDG sensitivity shifts can be eliminated mathematically or by controlling the attitude of the instrument during its calibration RUSKA 7350 Users Manual The key to eliminating an error is knowing its source and type along with its polarity and magnitude Generally the source is simple to detect and is represented by the specific parameter The type is usually a function of the instrument s design and manufacturing process Within a given instrument an error can be either random or systematic as well as random or systematic within the instrument s population The user is free to consult Fluke for recommended methods of minimizing error source contributions In summation total error can and should be managed by the control of the three general error sources Input Specifications which includes the user s chosen calibration standards General Specifications which includes the user s chosen processes and Performance Specifications which includes the user s chosen applications for the instrumentation The parameters and value limits listed in the following specifications indicate the product line s general acceptance limits and are not a report of any unit s specific error contribution Any parameter
39. ae enne Example SCPI Commands sese SCPI Status Reglstets e cedet eene veadeuus EA EREE NEAN ark ae Ke 6005 Interface Panel Emulation ccceccceeccessceeccesseesecsseceseceseceeeseeeseeeneneeenes Serial Operation sssscesdaverececciecedecacestes ILL MaINTON ANGE iiiicsicciidiwiicivesesdedeccedesewcueeceeadewaenseeei ccc dedovccasdeuascovasasaadseateane Introduction M Observing the RUSKA 7350 s Full Scale Rating cee cescesceesceeeeeteeseeenees Observing the Software Version Number sese Preventive Maintenance sisemises serana ee i a tiae Initiating the RUSKA 7350 s Self Test sess Removing the RUSKA 7350 s Cover cccccsecssecsseceteceseceeceseeeseesseeeseeeaeeaaes Processor Battery M Cali bratt Onis EMI EET Calibration Instructions Single Sensor sss Preparati riooscovc mie mM E E E Storing the Coefficients sess Editing the Calibration Coefficients sese ZION ces Aoc as verte dnc taie ten EE POETS Ee REIS ERUIT teeters IEEE s RUSKA 7350 Pump Lubrication eessseseeee nee RUSKA 7350 Users Manual Approved Lubrication ccccesccsssceecceeseeeseesseeeseeeseecsaecsaeceaeceaeenseenereenaeens Frequency of Lubrication Lubrication Procedure is 3 eR A eR Pi Ie TIER P Hes 7 Preparation for Storage and Shipment 7 1 Disconnection Instru
40. an 30 days place a desiccant bag inside the unit In general prepare the RUSKA 7350 for shipment as follows 1 Fluke has an RMA procedure in place Please contact the Customer Service Center to obtain an RMA number prior to returning any equipment to Fluke Have the following information available when contacting Fluke the part number the serial number the purchase order number the billing and ship to address and the buyer s name and telephone number This information plus the RMA number must be attached to the unit when it is shipped to Fluke Calibration There will be a minimal charge for inspection and or evaluation of returned goods 2 Enclose the RUSKA 7350 in plastic or any good water barrier material Anti static material is advisable Interior Carton size 30 x 30 x 30 inches Cover bottom and sides with no less than 3 inches of polyfoam Use four strips 4 to 6 wide and 50 to 60 long Arrange strips to cross each other inside carton Cover sides and top completely filling entire carton Tape carton closed The Exterior Carton must be a double wall of corrugated or fiberboard box Use four 3 x 3 x 84 inch strips of polyfoam crossing each other inside the carton Place interior carton inside making sure exterior carton is completely filled Do not close the carton yet Inside the exterior carton include the following a Statement of the problem or service needed Be specific Include the name and t
41. ange will automatically change to the highest range until manually changed Main Menu The Main Menu displays the measured pressure in double sized numbers Below the pressure reading is the current unit of measure and mode Tare or Absolute The Main Menu can always be reached by repeatedly pressing PREVIOUS The RUSKA 7350 is designed such that all of the commonly used functions are accessible by a direct key on the key pad or from a top level function key Less commonly used set up type functions are accessible through the menu function key gld09 bmp Figure 4 7 Main Menu Controlling Pressure The Control F2 function key is used to place the Calibrator into the Control Mode A pressure set point should be entered into the Calibrator prior to placing the unit into the control mode This is to assure that the operator is aware of the set point valve prior to entering into the control mode Setting the Pressure Set Point 4 6 The pressure set point is the destination of the pressure control algorithm It should be set before entering Control mode The pressure set point is set to zero at power up or whenever a pressure error occurs 1 The pressure set point is set from the Main Menu Press PREVIOUS until the Main Menu appears 2 Use the numeric keypad to enter the new pressure set point in the current pressure units 3 Press ENTER to accept the entry or press CLEAR to clear the numeric scratchpad Local Operation
42. brator s Test port then follows the 4 step calibration procedure on the Callibrator s display The calibration procedures is a menu driven procedure that steps the user through the pressures that are required to calibrate each pressure range that is included in the Calibrator The user generates the defined pressures utilizing an adequate standard to calibration the RUSKA 7350 The pressure steps will vary based on the pressure range and number of sub ranges that are included with the RUSKA 7350 Typically for a single range instrument the operator would be prompted to generate Atmosphere 50 100 and 50 of the Calibrator s full scale operating range of a sensor See Chapter 6 Observing the RUSKA 7350 s Full scale Rating No disassembly is required and there are no potentiometers to tune Note The uncertainty of the final calibration must include the uncertainty of the standard being used Preparation Step 1 Step 2 e Verify that the calibration standard is connected to the TEST PORT e Verify that the RUSKA 7350 has been at stable operating temperature for at least two hours e Verify that the RUSKA 7350 is in Measure mode See Chapter 4 Local Operation e Verify and set the head pressure to zero in Menu Setup User e Triple range only Verify the range to be calibrated is selected To change press the Mode Range F5 e If desired change the RUSKA 7350 s units of measure See Chapter 4 to match those of th
43. col RS 232 Baud Rate Data Bits Parity Stop Bits RS 485 Address Baud Rate Data Bits Parity Stop Bits To configure the remote interface follow these steps 1 The remote interface is configured from the Setup Remote Menu From the Main Menu press Prev until the Main Menu appears press Menu F6 Setup F2 Remote F4 2 Use the knob to highlight the desired parameter 3 Use the numeric keypad to enter the address The ENTER key must be pressed to change any parameter 4 Repeat steps 2 and 3 to set all parameters needed Device Messages SCPI Command Format SCPI mnemonics have two forms long and short The short form is all in capital letters The long form is the entire mnemonic Commands may use either the short form or the entire long form No other forms are accepted SCPI ignores case uppercase and lowercase are equivalent A SCPI command is made by following the command tree as presented in the command summary Each level adds a mnemonic to the command separated by colons Mnemonics enclosed in square brackets are optional and may be omitted Some mnemonics are followed by an optional numeric suffix If omitted the suffix defaults to 1 Multiple commands may be placed in a single message separated by semicolons Each command starts at the same level of tree where the last command stopped unless the command starts with a colon The first command in a message and any commands starting with a colon start of the
44. csntisbedextsslededva e O lees E REEE Electrostatic Discharge Sensitive Parts c ccesccesecessceseceseceeeeeeeeeseeeeneeenes Compressed IE sciiicet dert im ree EAE E PETRA Eig M DeL ees Personal Protective Equipment sssssssssesessee eene Inert GASOS EE AC Main Plug Switch and Power Cord Symbols Used in this Manual essen linc MT MG Curry Fie e A E E E tucdaueauereace stuceuatennceucteteces NIST Traceability eco iieii reete ive esa dvaatndantensnsertivasesiedunserss lisdem Measure While Control siirron I eb e OR M EP ee eds Friendly Display ccccccccesscesscessceesceeeeseceeeseessecsaecaecnseceseenseeneeeseeeseeeeeneenaes Adjustable Pressure Display sssssssssseeeeeeneeeenenenenns Ease of Operation cesses ucciso eere i ted era e EE ERO Ee MOT E EE E ee concedeesandoust ss Easily Programmable eee cesset enne tn enne ntn nnt in enne inda Attractive Desktop Packaging ssssssssssssseeeenee eene Power On Self Test eoe etsi E ides bna eie ele rats ge Rr Cen ba dpa Ease of Calibration ed te eer Fete ae rri eH ai isci orps Automatic Zero Adjust eio a eaae Er e dereasdcbeteivacerts Automatic Head Correction enne Choice of Medium etse estia rae a Qs ina PO e ER edd tea e reed Choice of Display Units sss nee Communications Interface eere Standard Equipment amp
45. ctions ener Packing Instructions sets ee ar R a Rr EGRE EF CR TERREA LAS RR TESTER red eR Shipping Instructions sesseeeseeeeeeeeneeenee nennen nnne nnne nen nnne Appendices A Summary of Specifications sssssssssesseeeeereeree enne EH B Summary of Error Messages c cccssecssecssecseceteceecesecesecneeneeeseeeseeeseneeenes List of Tables RUSKA 7350 Users Manual vi List of Figures Figure Title Page 2 1 RUSKA 7350 Block Diagram cc ccscssssssssscssvssssssesesssesssssecscsseescesseesesseesessseessssesees 2 2 2 2 Pneumatic Dia Gran svecsieccieccscersciecssannzeuasoaniccsivsaeecns e e ep een nee e ROS Eee xa SE RAE ea eae 2 4 d RUSKA 7350 Front Panelian irme eiiis tute 4 1 42 Menu Tree noina ni esas eects ace th dade Ge eel aed ued elses 4 2 S SPEM CAU ME P 4 3 4 4 Units Menu zc tete Rc e eerte bo e uate he Re Y EON Oe even EE 4 3 4 5 Main Menu Entering Pressure cccccccccscessceeseeeeeeseecseecaeenseenaeeeeeseeeseneseneeeaes 4 4 4 6 Main Menu Control Mode ceececeeseeesceeeeceeeeesececeeeeesecaesaeeeeceaecaeeeneeaecnaeeeeeaees 4 5 4T Mam MEDU M 4 6 4 8 Meus eem ete e ere ers Iud E eee t Tate mes 4 8 4 9 Menu Setup Menu uie teet EA REA ES 4 8 4 10 Menu Setup Limits Menu enne nnne 4 9 4 11 Menu Setup User Menu cc cccccscccscecssecseecseecseecsaecsaecnseenseeneeeneeeseeeseeessneenaes 4 11 4
46. ddressing is disabled the unit will respond to commands without being addressed When more than one unit is attached via the RS 485 multi drop interface an address sequence must be sent The Data Link Escape hexadecimal 10 command is sent followed by the address byte hexadecimal 20 unit address This sequence will enable the address unit and disable all others The Clear hexadecimal 14 command may be used to clear the transmit and receive buffers without disabling addressing 5 9 RUSKA 7350 Users Manual Chapter 6 Maintenance Introduction Very little maintenance is normally required for the RUSKA 7350 The following sections discuss some of the suggested procedures Observing the RUSKA 7350 s Full Scale Rating Instructions for observing the RUSKA 7350 s full scale rating are given below 1 Ifnecessary press PREV several times to return the display to the main screen 2 Select Menu Cal The RUSKA 7350 s full scale pressure rating FS will appear on the screen in the current units of measure 3 Press PREV to return to the previous screen Observing the Software Version Number Follow the steps below to observe the RUSKA 7350 s software version number 1 Ifnecessary press PREV several times to return the display to the Main Menu 2 Select Menu Setup System The software version number will appear on the screen 3 Press PREV to return to the previous screen Preventive Maintenance Althou
47. e Pere ee ba rie Pede rase Pe NE ton beta TOSE POL E Gas Supply Port ehe ter eed teer eiieite derent id 4 Local OY cue Local ITOCUIIEESEE TP 4 1 Numeric Keypad ect td o ree e Cb e cease aee gage deus 4 1 FUNGCHON ec Q 4 1 Rotary Knob erener e t ts RRE eve OERE EARR 4 1 Cancel PREVIOUS ERE D 4 2 T t ral senaren ienn EA E E ES 4 3 Selecting Lan Guages svcavscsstesseconicascegucacescastes caadcaatondevea ENSANSE KEKEE Kenana 4 5 Selecting Mode of Operation ccccccecscecsseeseceseceeeeeeeeseeeeeaeeeneesseeseeeaeeaees 4 5 Tare Modes ce iot petes crede Ep e e AERE hades Mie tro eod 4 5 Triple Range Optional sese 4 6 A EN Cu E 4 6 ioni rAuccuu M 4 6 Setting the Pressure Set Point essere 4 6 Entering Exiting Control Mode 4 7 E a EEE A E AE O E E A T A O T 4 7 Step JOf ER aE n 4 7 SAROJ Oin cT 4 7 Setting Step SIZE RETE 4 7 JOS BING EA m 4 7 MENU eera E DERE EE S 4 8 Men Setup rinnus neina tie su E E AN ANEAN EENS 4 8 Men Setup Limits iter aE ari EKS 4 9 Contents continued Menu Setup USt iss riea eese eoe ti aeria PETI ERR eo Menu Set p Units ies tete teri tete ert oae tree e eS i ra ERUIT ege Menu Set p Remote erbe REN EIU HEEDU REIR re HRS Menu Setup System eene enne nnne nennen nnns Menu Calib
48. e calibration standard e To go to the Calibration screen select MENU CAL To begin the calibration process press MENU CALIBRATE CALIBRATE If the calibration access code is enables enter it at the prompt The Calibration Step 1 screen will appear Note To exit the calibration procedure before the calibration coefficients have been changed press CANCEL any time during the procedure 1 To begin Step 1 of the calibration process select Step 1 Enter the actual pressure applied and press ok 2 Wait until the zero procedure completes When the 7350 completes Step 1 the Calibration Step 2 screen will appear 1 To begin Step 2 use the calibration standard to Apply the mid point pressure requested by the RUSKA 7350 As pressure is to be applied into the Test Port the Measured pressure on the RUSKA 7350 s screen will change accordingly 2 When the Measured pressure stabilizes use the RUSKA 7350 s numeric keypad and OK to enter the actual pressure applied by the calibration standard Do not enter the Measured pressure reported by the RUSKA 7350 If necessary use the CLEAR key to correct a mistake in the edit field If the actual pressure applied 1s acceptable the Calibration Step 3 screen will appear 6 3 RUSKA 7350 Users Manual 6 4 Step 3 Step 4 Note If the actual pressure is outside of the tolerance for the requested mid point pressure Error 222 Data out of range will occur Acknowledge this err
49. e set point or counter clock wise to decrease the controller set point The scratchpad will be updated to a new set point The step size defaults to 1096 of full scale Press ENTER to accept the new set point Setting Step Size From the Main Menu press Menu F6 Setup F2 User F2 Using the rotary knob move the cursor to highlight Step Size Enter the desired step size in the current pressure units and press ENTER Jogging Assure that the word Jog is highlighted in the Step Jog F5 From the Main Menu the pressure set point can be modified by rotating the rotary knob clockwise to increase pressure and counterclockwise to decrease pressure Each increment or decrement will change the pressure in the least significant digit Continually rotating the rotary knob the pressure will continue to change until the rotation is stopped 4 7 RUSKA 7350 Users Manual Menu The menu key is used to access the less commonly accessed configuration type functions This accesses the Setup Calibration Program Test and Display functions Measure 14 ai psi setpoint 5000 0 Difference 49 gld10 bmp Figure 4 8 Menu Menu Setup Setup is used to configure the system It includes setting all of the limits user parameters user defined units of measure remote interface and system setup 14 ai psi Setpoint 5000 0 Measure Difference 4985 3 gld11 bmp Figure 4 9 Menu Setup Menu 4 8 Local Operat
50. ed in the Menu Setup User menu 9 Press ENTER to accept the new set point The Calibrator will move to the new set point 10 Press Measure key which is located in the key pad The Calibrator will change to Measure mode No confirmation is necessary to leave Control mode Selecting Language The RUSKA 7350 Calibrator can operate in a variety of different languages To select a different language press the Mode key two times MODE MODE The current language will be highlighted Use the rotary knob to highlight a new language and hit the ENTER key to select that language Selecting Mode of Operation The RUSKA 7350 Calibrator normally operates in Absolute mode but also supports Tare mode for calibration of Gauge mode sensors As an option for increasing accuracy by limiting range the RUSKA 7350 Calibrator may be ordered with Triple Ranging Tare Mode Press the Mode key then press Tare F3 to turn on Tare mode The current pressure reading will be stored as the tare offset and the pressure reading will be zeroed Press Tare F3 again to turn off Tare mode 4 5 RUSKA 7350 Users Manual Triple Range Optional When Triple Ranging is enabled the currently selected range will be displayed below the current pressure To change to a different range make sure the pressure is below 100 psi 700 kPa Then press the Mode key and then press Range F5 until the correct range is displayed If the current pressure range is exceeded the r
51. elephone number of a knowledgeable technician for consultation b The part number serial number return address and purchase order number Seal the carton using gummed tape Address the carton to FLUKE CALIBRATION 10311 WESTPARK DRIVE HOUSTON TX 77042 USA Label the carton with the following labels THIS SIDE UP HANDLE WITH CARE DO NOT DROP and FRAGILE Preparation for Storage and Shipment Shipping Instructions gld31 bmp Figure 7 1 Packing the Calibrator Shipping Instructions Fluke recommends using air freight for transportation Surface transportation subjects the shipment to more frequent handling and much more intense shock Again it is essential that the procedures mentioned in the packing instructions are strictly adhered to in order to prevent any shipping and handling damage to the instrument 7 3 7350 Users Manual 7 4 Appendix A Summary of Specifications Accuracy Specifications of pressure transducer instrumentation can be divided into three categories Input Specifications General Specifications and Performance Specifications Each of these categories in turn consists of parameters which are usually specified by minimum and or maximum numeric limits Almost all of these parameters can have an effect on what is generally referred to as the instrument s accuracy Therefore the accuracy of pressure instrumentation can be varied either beneficially or detrimentally by controlling
52. en interface makes the RUSKA 7350 easy to use Frequently used selections such as the units of measure are stored in memory each time the RUSKA 7350 powers up Easily Programmable The RUSKA 7350 s powerful microprocessor provides the basis for smart electronics With a few simple keystrokes the user set limits on the system pressure create unique units of measure program a test sequence and more Attractive Desktop Packaging A sturdy aluminum case houses all of the RUSKA 7350 s pneumatics electronics and user controls With the optional rack mount kit this standard 19 EIA chassis fits easily into a rack mount system Power On Self Test Upon power up the RUSKA 7350 quickly tests its hardware and software After the RUSKA 7350 completes this test the user can select more extensive self tests for the pneumatics and electronics Ease of Calibration A four point calibration can be performed either remotely or entirely from the front panel No disassembly is required and there are no potentiometers to tune Automatic Zero Adjust At the user s request the RUSKA 7350 s software automatically performs the zero adjustment with no potentiometers to tune Automatic Head Correction The RUSKA 7350 automatically corrects for head pressure between the RUSKA 7350 and the device under test DUT taking into account the density of the test gas Choice of Medium The Pneumatic RUSKA 7350 can be used with any dry clean nitrogen as the
53. exceeding the specified limits should be considered in need of maintenance Specifications Pressure Ranges Accuracy Resolution Control Stability Control Response Control Range Control Volume Overshoot Overpressure Protection Connections Display Pressure Medium test and control gas Gas Consumption Pressure Supply Recommended Recalibration Interval Communications Dimensions Weight 0 6000 0 10 000 psia 0 01 FS 0 001 FS or better Typically 0 0075 FS 20 90 seconds controlling into a 15 cu in volume depending on full scale range and increment step size 300 3000 600 6000 1000 10 000 psia 3 in 50cc to 35 in 570cc all ranges 0 0196 of Full Scale Relief valve set at 11096 FS Supply Pressure port 1 8 NPT Test port 1 8 NPT Drive Air Supply 1 4 NPT Color active matrix TFT display Clean dry non corrosive gas with a dew point of 40 C and a particulate size 100 microns Zero at commanded pressure with a leak tight system 110 to 120 psi gas pressure for controller circuit Test gas supply to be 110 higher than full scale pressure may require an external booster system 1 year Standard RS 232 and IEEE 488 19 W x 24 Dx 17 H 49 x 61 x 43 cm 120 Ibs Summary of Specifications A Accuracy Electrical Power Humidity Temperature Ingress Protection EMC Electrical Safety Pressure Safety 100 120 VAC or 22 240 VAC 50 60 HZ
54. gh the RUSKA 7350 is designed to be nearly maintenance free occasional preventive maintenance is required to keep the RUSKA 7350 s performance optimal Initiating the RUSKA 7350 s Self Test To test the RUSKA 7350 s hardware software and pneumatics follow the steps below 1 Ifnecessary press PREV several times to return the display to the Main Menu 2 Select Menu Test Self Electrical The electronics self test will run and display the results Removing the RUSKA 7350 s Cover The RUSKA 7350 should be kept clean and completely assembled at all times Operating the RUSKA 7350 without its cover affects the RUSKA 7350 s thermal gradients and therefore reduces accuracy If it becomes necessary to remove the RUSKA 7350 s cover follow the instructions below 6 1 RUSKA 7350 Users Manual 6 2 AA Warning The RUSKA 7350 should only be opened by qualified electrical mechanical service technicians Lethal voltages are present and exposed in the power supply and display Turn off the RUSKA 7350 and disconnect the power cord from the power supply 2 Locate the 14 screws on back and side and two screws on top of cover that secure the cover to the chassis 3 Unscrew these screws 4 Remove the cover 5 Replace the cover before resuming operation Processor Battery The processor board uses a lithium battery to maintain time and date information This battery has a varying life If the instrument is left on 24 hours a day it wi
55. gin the tutorial first verify that the Calibrator is powered up and that the pneumatic connections have been completed The Calibrator should display a screen similar to the one shown below The right hand side of the display should show the options At power up there may be errors relating to the default settings If an error message is displayed in red at the bottom of the screen press F6 then press PREVIOUS If multiple errors exist you will need to press the F6 key multiple times to clear all of the errors Setpoint Difference setpoint gld04 bmp Figure 4 3 Main Menu Figure 4 3 shows the Main Menu It is at the top level of the menu tree see Figure 4 2 and all descriptions in this manual start from this point The double sized numbers in the top center of the display shows the current measured pressure 0 00 psi diff The upper left corner shows the current mode of the Calibrator MEASURE CONTROL or VENT The right side of the screen shows a bar graph displaying the current pressure relative to a user configurable full scale value Below the pressure is the pressure control set point below this is the difference between the set point and the actual value Below this is a numeric scratchpad for entering a new set point value The highlighted label on the right hand side of the screen displays the current assignments of the function keys F1 through F6 that are located beside the display 1 Change the pressure units
56. he Calibrator can reach prior to venting the test port to atmosphere 4 9 RUSKA 7350 Users Manual Control Band 4 10 There are two common pressure control approaches that are available with the RUSKA 7350 Calibrator One of the most common control styles is an Active controller where the controller remains operative and holds the pressure at a commanded set point This allows the system to hold the pressure at a set point within the control stability specification See Appendix A In addition to possible leaks in a system following a pressure step the pressure in the system changes due to temperature effects When operating an Active control system the controller continuously monitors any pressure variances in the system and compensates for these effects to hold the pressure at the set point The benefit of the Active control is that it can maintain the pressure at the commanded set point even when there are slight leaks in the system or the system is not thermally stable The second approach is to control the pressure in the system to a set point and then to shut off the Active controller We describe this as a Passive control mode Following a pressure step and the controller becomes passive the pressure will continue to change in the system due to thermal effects However these thermal effects will stabilize over time Once the system has thermally stabilized pressure measurements can be made in the system without any pressure
57. he operator Press Continue F4 to resume the program To stop the program press Stop F5 The program will stop running but the Calibrator will continue controlling to the current set point Menu Test The Menu Test section of the system is used to perform a number of the diagnostic and tuning functions that are available with the RUSKA 7350 gld25 bmp Figure 4 23 Menu Test Menu Menu Test Sweep Test The sweep function can be used to automatically exercise the elastic sensing element of the device under test prior to performing a calibration For the Calibrator to perform the sweep test input the high and low set point pressures the pressure control tolerance the dwell time at set point and the number of cycles to perform l 2 Ensure that the units limits and control parameters are set to their desired values The sweep test is entered from the Sweep Test Menu From the Main Menu press PREVIOUS until the Main Menu appears press Menu F6 then Test F5 and then Sweep F2 Enter the high and low pressure points the control tolerance dwell time and the number of cycles Local Operation 4 Menu gld26 bmp Figure 4 24 Menu Test Sweep Menu 4 Press Run F2 to initiate the test To pause the program press Pause F3 Pause will now be highlighted and the Calibrator will continue controlling to the current set point The Calibrator will maintain control of the current set
58. he pressure is within the specified tolerance the Calibrator starts a timer that runs for a user defined number of seconds This is referred to as dwell time As long as this timer is running the Calibrator will remain at the designated set point unless the max time see below elapses When the dwell time expires the Calibrator will proceed to the next step Typically the dwell time should be set to a value less than the max time Usually dwell time has a value of a few seconds but a value of 0 can be used to create a pause in the program When the dwell time is set to zero the Calibrator switches to manual control once it is within the tolerance value of the set point pressure The user must then press a key on the front panel to continue the program RUSKA 7350 Users Manual MaxTime The max time is the maximum time in seconds including the dwell time that the Calibrator can spend on one step of the program After the max time elapses the Calibrator will automatically proceed to the next set point in the program even if the current set point has not been achieved Thus the max time selection limits the amount of time that the Calibrator can spend on any one set point Typically the max time should be set to a value greater than the dwell time If the max time 1s set to zero the Calibrator will attempt to achieve the set point indefinitely i e the max time function is disabled Mode of Entry If the upscale portion of the desired
59. ibration screen by selecting MENU CALIBRATE Select ZERO The CAL button should not be pressed If the CAL button 1s pressed a full calibration will be selected Use the numeric keypad to enter the atmospheric pressure at the test port Press OK when the measured pressure is stable Wait until the zero procedure completes When the RUSKA 7350 completes the procedure it will return to the CAL screen 6 5 RUSKA 7350 Users Manual RUSKA 7350 Pump Lubrication A Caution The threaded portion of the RUSKA 7350 pump spindle requires periodic lubrication Failure to lubricate the pump spindle can cause premature failure of the pump spindle and nut resulting in permanent pump damage Approved Lubrications Jet Lube AP 5 Grease part number 45 342 Jet Lube MP 50 Moly paste Frequency of Lubrication The frequency of lubrication is dependant upon the frequency of instrument use On a highly utilized system the pump must be lubricated every other week Also the pump should be lubricated any time that the pump shows signs of loss of lubrication along the face of the pump threads If a pump position error occurs along with checking the condition of the pump and pump over travel limit switches please check the pump lubrication An inadequately lubricated pump can sometimes be the cause of pump position error detection by the system software Lubrication Procedure The threaded portion of the pump plunger requires periodic lubricati
60. in Menu press PREVIOUS until the Main Menu appears press Menu F6 Setup F2 User F2 5 Press Medium F3 to select either Air or Nitrogen The selected units will be highlighted 6 Press Position F4 to select if the position of the Device Under Test is either Above or Below the 7350 The selected units will be highlighted and appear in the Gas Head description 7 Usethe rotary knob to highlight the label Gas Head 8 Use the numeric keypad to enter the height in the selected unit 9 Press ENTER to accept the entry Atmosphere 4 12 The nominal barometric pressure value for the location that the Calibrator is utilized should be entered for atmosphere On tare mode instruments this number is used to calculate the density of the test port pressure medium and to correct for head pressure variances between the reference port of the Calibrator and the DUT Local Operation 4 Menu Pressure Filter The Pressure Filter is used to adjust the degree to which the front display pressure value is filtered A value of four 4 is the default value As the value increases the filtering level increases however the display update rate reduces Typical filter values would range between 1 to 10 Changing the Number of Decimals Each unit has a default number of decimal places used for pressure display This may be adjusted up or down by one decimal place 1 The decimal digits are set from the Menu
61. ing screen will appear displaying the first step gld19 bmp Figure 4 17 Menu Program Edit Menu Using the numeric keypad enter the values for Pressure Tolerance Dwell time and Max time pressing ENTER after each value The rotary knob may be used to skip fields At the 0 step enter the next pressure and the Calibrator will automatically insert a new pressure step Repeat steps 5 and 6 until the test sequence is complete The Tolerance Dwell time and Max time will default to the value programmed in the first program step and only need to be changed if a different value is desired for a particular step It is often suggested that the last point in a calibration program is to vent the pressure to atmosphere This can be achieved by selecting the VENT function key as the pressure set point Note You can use the vent as a set point at any point in the program The dwell and max time function with vent just as they would at a controlled set point 9 When all steps have been entered press PREVIOUS to return to the Named programs screen See section Chapter 4 Changing the Name of a Program section for creating a user defined program name 4 19 RUSKA 7350 Users Manual 4 20 Automatically Generating a Program For the Calibrator to automatically generate a program the user must input the first set point pressure the last set point pressure and the number of steps in between as well as the dwell time
62. ion The RUSKA 7350 always powers up in the local mode In remote mode the RUSKA 7350 is operated by a computer connected to an interface Most functions that can be performed in local mode can also be performed remotely Remote mode does not automatically disable local operation The remote interface may be active while local operations are being done In cases where full remote control is required the following methods may be used 1 Issue a Local Lockout LLO interface message via the IEEE 488 interface The RUSKA 7350 will disable the local keyboard until the Go To Local GTL interface message is received or the REN Remote Enable line is unasserted This method cannot be used on the serial interfaces 2 Issue the SCPI command SYSTEM KLOCK O to lock the local keyboard The RUSKA 7350 will disable the local keyboard until the command SYSTEM KLOCK OFF is received 3 Issue the SCPI command DISPLAY ENABLE OFF or DISPLAY TEXT lt string gt These commands will disable the local display in addition to locking the keyboard The command DISPLAY ENABLE ON will restore the local display and keyboard operation Local operation may also be restored by powering the RUSKA 7350 off and back on 5 2 Remote Operation 5 Configuration Configuration The remote interface is configured using the local interface before the remote is connected The parameters needed varies with the interface used IEEE 488 Address Proto
63. ion 4 Menu Menu Setup Limits The Menu Setup Limits menu is used to setup all of the limits in the system The pressure limits can be used to protect the device under test DUT from overpressure gld12 bmp Figure 4 10 Menu Setup Limits Menu High Limit High limit 1s the user defined Maximum pressure limit This is often set just over the full scale pressure of the device under test DUT in order to protect the DUT The Calibrator will then prevent the pressure from exceeding the high limit If the user enters a value greater than the user defined limit the unit will not accept the value and it will generate an error code informing the user that they have entered a set point that 1s greater than the high pressure limit In control mode if for any reason the pressure exceeds the user defined limit it will change into the measure mode and again display an error message to the operator informing them of the error that occurred This value can be edited using the rotary knob to highlight the High Limit Then enter the new value using the keypad This will show up in the scratch pad on the lower portion of the screen Press the Enter key and the value for the high limit will be updated to the value that was typed into the scratchpad Low Limit User defined Minimum pressure limit This is the same as the high limit except it is to protect the DUT from low pressure limits Auto Vent User defined maximum pressure that t
64. it is common to reduce the slew rate to less than 25 of full scale to improve on control overshoot characteristics Slew Limit The slew limit is used by the system to assure that the slew rate is not exceeded If the slew rate is exceeded the Calibrator will change from the control mode to the measure mode and it will generate an error message to the operator Access The test access password allows the user to protect access to Calibrator configuration and programs If the test access password is set to any number other than zero factory default it is required before the user is allowed to change the limits control parameters or programs Note It is recommended that the access password be recorded and filed in a secure location Menu Setup User The Menu Setup User menu is used to setup all of the user specific configurations This includes setting the control step size range of bar graph pressure gas head display pressure filter display resolution digits and audible key click gid13 bmp Figure 4 11 Menu Setup User Menu RUSKA 7350 Users Manual Step Size In addition to entering the pressure set point by the key pad the pressure set point can be changed using the step function The step function is used primarily when the operator is taking pressure steps in equal pressure increments The size of the pressure step is user defined From the Main Menu press Menu F6 Setup F2 and then User F2
65. itional power cords are available for most countries of the world Table 1 2 RUSKA 7350 Options List RUSKA 7350 Users Manual 1 6 Chapter 2 Theory of Operation Introduction The RUSKA 7350 s power supply electronics pneumatics and sensor combine to form a complete stand alone measure and control instrument This portion of the manual breaks the RUSKA 7350 down into its component modules Figure 2 1 and provides a general discussion of each Power Supply The RUSKA 7350 is set up as either a 120 130 VAC 50 60 Hz or 220 240 VAC 50 60 Hz single phase as required by customer Check label next to power supply inlet Electronics Section The RUSKA 7350 s electronics section consists of the Back Plane Board the Microprocessor Board the 76XX Interface Board the Option Board the IEEE interface and the Front Panel consisting of display and key pad Back Plane Board The Microprocessor Board the 76XX Interface Board the Option Board and the IEEE Board plugs into the Back Plane Board The four voltages produced by the Power Supply are distributed to the Back Plane Board where they are conditioned to produce four additional voltages of 5 VDC 5 VDC 12 VDC and 12 VDC for analog use The resulting seven DC voltages are then used either directly or indirectly throughout the entire RUSKA 7350 Microprocessor Board All of the RUSKA 7350 s software resides in nonvolatile programmable read on
66. libration point Remote Operation 5 Device Messages MODE MODE ON OFF 1 0 DISP ENABle ONJOFFI1 0 TEXT lt string gt BGRaph number OUTPut SSTATe ONIOFF 1j0 SSTATe MODE MEASure jCONTrol VENT MODE PROGram CATalog SELected DEFine program block DEFine DELete SELected ALL NAME program name gt STATe RUN PAUSe STOP CONTinue STATe CONFigure RECall SAVE SENSE PRESSure RESolution lt number gt AUTO lt boolean gt ONCE MODE RANGE UPPer units LOWer REFerence HEIGht number SGRavity lt numbers gt SOURCE PRESsure LEVel IMMediate AMPLitude number AMPLitude MODE FIXed LIST TOLerance number SLEW number CONTrol number calibration edit enabled enable calibration edit Cal button required turns front panel display on off displays message on front panel sets bar graph maximum off MEASure on CONTrol returns 0 Measure or 1 Control sets mode returns mode string returns list of defined programs Define program press toler1 dwelll max1 press2 toler2 read program definition deletes current program deletes all programs select current program set program state read program state restore saved configuration save current configuration set pressure display resolution return to default resolution returns ABSOLUTE or TARE returns RUSKA 7350 full scale value in returns 0 set head height
67. ll last 5 10 years If the instrument is stored it will last one year It is recommended to replace it every year To do this follow the instructions below 1 2 3 4 e Remove cover see Chapter 6 Removing the RUSKA 7350 s Cover section Remove the cover of electronic chassis located at the front right corner Remove processor card by removing one screw and rocking upward Remove battery a round silver object by carefully pulling on battery while holding card Plug in new battery part no 4 725 Reassemble in reverse order The time and date may have to be re entered See subsection Chapter 4 Date Time section Calibration To keep the RUSKA 7350 operating within its specified accuracy Appendix A the calibration procedure described below must be performed every year Use appropriate DWG such as Model 2475 Note The calibration procedure automatically generates coefficients which are stored in memory on the RUSKA 7350 s Control Board Chapter 2 If these constants are lost for any reason the calibration procedure must be performed regardless of the last calibration date If the calibration coefficients are known they may be restored to the RUSKA 7350 at any time by editing the coefficients See Chapter 6 Editing the Coefficients section Maintenance 6 Calibration Calibration Instructions Single Sensor To calibrate the RUSKA 7350 the user simply connects a calibration standard to the Cali
68. ly memory Flash EPROM on the Microprocessor Board which plugs directly into the Control Board This software contains all of the instructions that operate the RUSKA 7350 as well as the conversion factors that the RUSKA 7350 uses to translate the detected pressure into the units selected by the user These factors are given in Table 2 1 Data that is subject to change after the RUSKA 7350 leaves the factory is held in electrically erasable programmable read only memory EEPROM on this Board This includes the current units of measure the coefficients from the zeroing process the current pressure medium and the conversion factors for the four user defined units of measure When the RUSKA 7350 powers up its software is loaded into random access memory RAM which is also on the Microprocessor Board At the same time the values stored in EEPROM on the Board are restored to memory 2 1 RUSKA 7350 Users Manual Another important component on the Microprocessor Board is the lithium battery which continuously updates the RUSKA 7350 s date and time even when the unit is powered down The Sensors Front Panel the pump expansion and compression limit switches communicate with this board through cables The Processor Board also supports the RS 232 serial interface which allows the user s computer to communicate with the RUSKA 7350 TEST PORT Pneumatic Section SENSORS GEAR MOTOR AIR REG
69. made press the CLEAR key found in the numeric keypad and the numeric scratchpad will be cleared gld07 bmp Figure 4 5 Main Menu Entering Pressure 5 When the entry is correct press the ENTER key The scratchpad will be cleared and the value will appear as the new set point 6 Now that the starting pressure is entered enter Control mode Press Control F2 The CONTROL label will be highlight and the message Press Enter to Confirm will appear below the scratch pad Notice that the upper left corner still shows MEASURE The Calibrator stays in Measure mode until the change is confirmed Local Operation Tutorial Press Enter to Confirm gld08 bmp Figure 4 6 Main Menu Control Mode 7 Press ENTER to confirm the mode change The upper left corner will change to CONTROL and the pressure will start moving towards the set point 8 After the pressure is stabilized assure that the word Step is highlighted in the Step Jog F5 The Step Jog F5 key toggles between Step and Jog to switch between these modes press the function key 5 F5 In addition to using the keypad to enter a pressure set point you can also use the step function Using the rotary knob rotate the knob clock wise to increase the set point or counter clock wise to decrease the controller set point The scratchpad will be updated with a new set point The step size defaults to 1096 of full scale This step size is user defined and can be chang
70. ndard interface 6000 to emulate the Series 6000 pressure controller and 510 to emulate the Model 510 pressure controller When using the SCPI interface the RUSKA 7350 will emulate the 7010 and 7215 series controllers Serial Interface Set Up The operator can set up the Baud Rate Data Bits Parity and Stop Bits for the Serial Interface Menu Setup System The System Menu identifies the Software release version that is being operated in the Calibrator It also stores and allows the operator to edit the Date and Time gld17 bmp Figure 4 15 Menu Setup System Menu 4 15 RUSKA 7350 Users Manual 4 16 Date Time Reset The Calibrator s system clock is continuously updated If the date or time requires editing the following applies 1 The date and time are set from the Setup System Menu From the Main Menu press PREVIOUS until the Main Menu appears press Menu F6 Setup F2 System F5 2 To set the system date turn the rotary knob until Date is highlighted Use the numeric keypad to enter the current four digit year month and day yyyymmdd All digits must be entered Press ENTER to accept 3 To set the system time turn the rotary knob until Time is highlighted Use the numeric keypad to enter the current hour minute and second hhmmss All digits must be entered Press ENTER to accept The Reset F1 command is used to re boot the Calibrator To reset the system from the Main
71. not correct B 1 RUSKA 7350 Users Manual Value Description and Corrective Action 286 Program Runtime Error An error occurred while running the program Usually the setpoint is out of range 313 Calibration Data Lost The calibration data has been lost and the unit must be recalibrated 315 Configuration Data Lost The configuration data has been lost Check all parameters to be sure that they are correct Queue Overflow The error queue was full and messages were lost Query Error A read request was received when there was nothing to read Self Test failed See display for more information Controller Malfunction Internal control failure High Limit Exceeded The pressure was greater than the high limit Slew Limit Exceeded The pressure changed faster than the slew limit allowed Low Limit Exceeded The pressure was less than the low limit Pressure Overrange The pressure reading is outside the range of the RUSKA 7350 Auto vent The Vent Limit was exceeded and the instrument entered Vent Mode Factory Data Lost Internal factory constants have been lost Contact Fluke for more information Model Changed Firmware has been downloaded that is not correct Download the correct firmware Pump position failure The position sensor is not detecting movement in the pump after the pump has been commanded to move 543 Supply Pressure The instrument is attempting to increase pressure and the pressure is not responding
72. nterfaces these signals between the electronic and pneumatic module This board also provides a0 10 VDC signal to 0 100 psi electronic pneumatic regulators and the motor controller Pneumatic Module The pneumatic section shown in Figure 2 2 houses components that control and accurately measure pneumatic pressure TRANSDUCER r RELIEF VALVE SUPPLY PORT AIR SUPPLY B amp 110 PSI B AIR OPERATED E hp VALVE RELIEF VALVE ELECTRONIC A REGULATOR c E PNEUMATIC PUMP SOLENOID VALVE VARIABLE SPEED GEARMOTOR gld02 eps Figure 2 2 Pneumatic Diagram Pneumatic Pump The pneumatic pump is a positive displacement pump that precisely varies the system pressure by compressing and expanding system gas The pump is driven by a variable speed gear motor The pump has a position sensor that tracks the position of the pump plunger It has two travel limit switches at each end of its stroke Gearmotor The variable speed gear motor drives the pneumatic pump The gear box on the motor reduces the motor speed System Valve The system valve isolates the pump and system from the gas supply regulators It is a high pressure air operated valve This valve has a diaphragm operator that requires a minimum of 60 p
73. of the various valve positions in the system This menu is primarily used for diagnostics and will be discussed further in Chapter 6 Maintenance gld29 bmp Figure 4 26 Menu Test Shop1 Menu 4 26 Local Operation 4 Menu Menu Display The Menu Display is used to conveniently monitor most of the sensor output parameters It is primarily used for troubleshooting gld30 bmp Figure 4 27 Menu Display Menu Menu Display Blank This is used as a screen saver in the RUSKA 7350 4 27 RUSKA 7350 Users Manual 4 28 Remote Operation Chapter 5 Remote Operation The RUSKA 7350 can be operated remotely by a computer Three interfaces are supported IEEE 488 RS 232 and RS 485 All three interfaces support Standard Commands for Programmable Instruments SCPI The IEEE 488 interface additionally supports emulation of a Single Channel Interface Panel Models 6005 701 and 6005 761 The IEEE 488 interface conforms to the following standards ANSI IEEE Std 488 1 1987 IEEE Standard Digital Interface for Programmable Instrumentation ANSU IEEE Std 488 2 1987 IEEE Standard Codes Formats Protocols and Common SCPI 1991 0 Capabilities IEEE 488 Commands Standard Commands for Programmable Instruments The following identification codes define the interface capabilities of the RUSKA 7350 Their meaning is described in the IEEE 488 standard SHI AH T5 L3 SRI RLI PPO DC1 DTO CO
74. on The pump may be lubricated by either injecting the lubricant through the grease fitting located on the left side of the instrument or by applying the grease directly to the threads of the pump plunger Either way the power to the system should be removed when applying the lubrication to the pump When applying grease directly to the pump extend the pump plunger such that the majority of the threads are exposed Using the lubrication provided with the system or one of the lubrications noted in the approved lubrication list disperse a generous amount of lubrication all along the threaded portion of the pump plunger A Caution Only the lubrication defined on the approved lubrication list above can be used Substituting this lubrication can cause permanent damage to the pumping mechanism Fuse The main fuse is a 6 AMP 250V type 3AB Slow blow part number 3926870 Cleaning When necessary clean externally using a damp lint free cloth and mild liquid detergent 6 6 Chapter 7 Preparation for Storage and Shipment Disconnection Instructions A Caution The procedures given in this Chapter must be strictly adhered to in order to prevent damage to the instrument Failure to follow these procedures will likely result in damage to the RUSKA 7350 during shipment This damage is not covered by the carrier s insurance Relieve all pneumatic pressure from the RUSKA 7350 Turn the RUSKA 7350 power switch to the off position 1 2
75. or by selecting OK then re enter the actual pressure repeating Step 2 number 1 if necessary 1 To begin Step 3 use the calibration standard to Apply the high point pressure requested by the 7350 The Measured pressure on the RUSKA 7350 s screen will change accordingly 2 When the Measured pressure stabilizes use the RUSKA 7350 s numeric keypad and OK to enter the actual pressure reported by the calibration standard Do not enter the Measured pressure reported by the RUSKA 7350 If necessary use the CLEAR key to correct a mistake in the edit field If the actual pressure applied is acceptable the Calibration Step 4 screen will appear Note If the actual pressure applied is outside of the tolerance for the requested high point pressure Error 222 Data out of range will occur Acknowledge this error by selecting OK then re enter the actual pressure repeating Step 3 number if necessary 1 To begin Step 4 use the calibration standard to Apply the mid point pressure requested by the RUSKA 7350 As pressure is to be applied into the Test Port the Measured pressure on the RUSKA 7350 s screen will change accordingly 2 When the Measured pressure stabilizes use the RUSKA 7350 s numeric keypad and OK to enter the actual pressure applied by the calibration standard Do not enter the Measured pressure reported by the RUSKA 7350 If necessary use the CLEAR key to correct a mistake in the edit field If the actual pressure
76. place the Calibrator in a Passive control mode If the Calibrator was placed into the control mode with a pressure set point of 10 psi 69 kPa it would control up to the 10 psi 69 kPa value Once it reached a pressure of 9 999 psi 68 993 kPa the active control would turn off Due to the thermal effects caused by pressurizing the system the pressure will start reducing in the system Once the pressure reaches 9 995 psi 68 965 kPa the active controller would automatically turn on and control the pressure back to 9 999 psi 68 993 kPa and then turn off After a few cycles the system will thermally stabilize and the pressure will hold between the Control On and Control Off Bands Local Operation 4 Menu Slew Rate User defined maximum pressure rate of change The Calibrator is designed to control with minimum overshoot into a wide variety of external volumes at its highest slew rate Therefore in most applications it is recommended that the slew rate be set at its maximum rate value This provides the highest speed control without jeopardizing overshoot or control stability properties The only application where the operator may wish to slow down the slew rate control speed is in applications where the device under test could be damaged by high rate of pressure change The Calibrator control algorithm tries to limit the rate of pressure change to the slew rate On Calibrator s will full scale pressures ranges less than 10 psi 70 kPa
77. precautions that are not related to any specific procedures and do not appear elsewhere in this publication These are recommended precautions that personnel must understand and apply during equipment operation and maintenance to ensure safety and health and protection of property Keep Away from Live Circuits Operating personnel must at all times observe safety regulations Do not replace components or make adjustments inside the equipment with the voltage supply connected Under certain conditions dangerous potentials may exist when the power control is in the off position due to charges retained by capacitors To avoid injuries always remove power from discharge and ground a circuit before touching it Do Not Service or Adjust Alone Do not attempt internal service or adjustment unless another person capable of rendering aid and resuscitation is present Resuscitation Personnel working with or near dangerous voltages shall be familiar with modern methods of resuscitation Such information may be obtained from your local American Medical Association Electrostatic Discharge Sensitive Parts A Caution Electrostatic discharge sensitive ESDS is applied to low power solid state parts which could be damaged or destroyed when exposed to discharges of static electricity Maintenance personnel are often not aware that an ESDS part has been damaged or destroyed because electrostatic discharges at levels less than 4 000 volts cannot be seen
78. pressure step sequence and the downscale portion of the sequence both have the same highest and lowest set points and consist of evenly spaced steps the lt Auto gt option can be used to automatically generate the program However if any part of the sequence includes unevenly spaced steps or the starting and ending set points are not the same each step must be programmed individually In the example given at the beginning of the section Menu Program Storing a Sequence in Memory each step must be programmed individually since the starting set point is 30 psi and the ending set point is 20 psi Detailed instructions for entering these items are given in the sections that follow Entering a New Program 4 18 To program the Calibrator use the keys on the front panel to change values on the Calibrator s program editing screen Instructions for entering each step of a new program are included below 1 Ensure that the units limits and control parameters have been set to the desired values 2 The program is entered from the Program Menu From the Main Menu press PREVIOUS until the Main Menu appears press Menu F6 Program F4 gld18 bmp Figure 4 16 Menu Program Menu Local Operation 4 Menu Use the rotary knob to highlight new Press Edit F4 Since new was highlighted the Calibrator will create a new program and give a default name of NAMEnn where nn is a two digit number The Program edit
79. rate i oer tee edere bua m erat t aE Calibration Password sss Menu Program Storing A Sequence in Memory sess Preparing to Program sssssssseseeeee eene enne nennen Entering a New Program ssssssseeseeeee ener enne nennen Automatically Generating a Program Changing the Name of a Program sss Changing an Existing Program c cccccecscessseeeeeeeeseeesseceecteenseenseeesaes Changing the Configuration Stored with a Program RUNNING a Program inececete teo ee erret eoe ei EIER Saee Hed se esp to Mint TeSt IDEM Menu Test Sweep Test enne Men Test Self Lester toti et ERR ribs des Menu Test Remote Test sss Menu Vest Shop eet reb eR Pb ee bier R Men Display M Menu Display Blank 5 bei t itte ir hende Remote Operation eT Remote Operation n tcs be arte eee ea e ue e o bee RED a a t dean dS Capabilities M RE JEEE4 spa aaa AREE ARIA Oen AER aeh Remote Local Operation essere eere enne Configuration 3e ere ba deans Pa EUR goad cassesascdabaesdeaseaaaddebanes ERN RSEN HENRI TRAE Device MESSAGES E SCPI Command Format esses SCPI R sponse Formal 52 tet ttecee an eda eere Rh Chee de eee vA EE eta eun ANSI IEEE 488 2 1987 Command Summaary sese SCPI Command Summary viiei priii pearsan n
80. si of air pressure to close the valve The air is supplied to this valve through a three way normally open solenoid valve Theory of Operation 2 Pneumatic Module Electronics Regulator The electronics regulator supplies a 0 100 psi air signal for the dome regulator The electronics regulator is driven by a 0 10 VDC signal from the interface board Dome Regulator The dome regulators which are self relieving rough in the commanded pressure The precise pressure is then achieved by the pump after closing the system valve System Transducer The system transducer accurately measures accuracy is specified as purchased 0 01 minimum the controlled pressure This transducer should be calibrated at a regular interval to maintain its stated accuracy Test Port The device under test is connected to this port This port is a 1 8 NPT female Drive Air Supply Port The supply air 1s connected to the drive air supply port The supply air should be 100 110 psi 7 7 5 bar The pneumatic side is protected by a relief valve set at 120 psi 8 3 bar This port is a 1 4 NPT female connection Gas Supply Port The clean dry gas supply is connected to this port The gas pressure should be 1096 above the full scale pressure of the controller This port is a 1 8 NPT female connection 2 5 RUSKA 7350 Users Manual 2 6 Chapter 3 Installation Introduction This portion of the manual discusses initial installation for the
81. single phase 600 VA MAX Separate part numbers for 115VAC and 230 VAC Fuse 6AT 250V 5 to 95 noncondensing Operating 5 C to 50 C 40 F to 122 F Storage 20 C to 70 C 4 F to 158 F IP 20 Indoor use Altitude lt 2000m EN 61326 EN 61010 Pressure equipment directive class Sound Engineering Practice SEP RUSKA 7350 Users Manual A 4 Appendix B Summary of Error Messages Summary of Error Messages Negative error numbers are from the Standard Commands for Programmable Instruments Version 1991 0 Table B 1 Summary of Error Messages Description and Corrective Action 9 wA Invalid Separator Check punctuation in the SCPI command Data Type The type of parameter data is incorrect Check for numeric versus string data 201 Remote Required Remote command conflicted with local interface Return local interface to main Menu 221 Settings Conflict The command could not be executed due to the current state of the Calibrator Some commands cannot be executed while a program self test or calibration is in progress 222 Out of Range The value is not within the valid range For pressures check your high and low limits Cannot create program Program memory is full Illegal Program Name The name specified is not valid or does not exist Program Currently Running The command cannot be executed while a program is running Program Syntax Error The syntax of the program definition is
82. t is required before the user is allowed to calibrate the Calibrator or manually change the calibration constants Note It is recommended that the access password be recorded and filed in a secure location 1 The calibration password is set from the Calibration Menu From the Main Menu press PREVIOUS until the Main Menu appears press Menu F6 Calibrate F3 Menu Calibrate Edit 2 Press the Access F4 key If there is a password in the system other than 0 then you must enter the current valid password into the RUSKA 7350 before it will allow you to modify the password Local Operation 4 Menu 3 Use the numeric keypad to enter the new calibration password Setting the calibration password to zero allows free access to Calibrator calibration and constants Press ENTER 4 Press Yes F4 to acknowledge changing the calibration password Press No F5 to reject changing the calibration password Menu Program Storing A Sequence in Memory Consider an exercise that requires the Calibrator to start at 30 psi increase to 50 psi then decrease to 20 psi Test sequences like this may be stored in the Calibrator s memory as a program One benefit of storing a sequence in memory is that the user does not have to command each pressure separately every time a multipoint test or calibration routine is performed Another benefit is that the user can specify a tolerance for each set point pressure Once a tolerance is set
83. the Input Specifications operating within the General Specifications or knowing the actual Performance Specifications For example if Input Specifications have not been met for the line voltage the unit may not have a catastrophic failure but errors may be present in the transducer measurement As another example if the requirement for the Pressure Source Flow Capacity has not been met the RUSKA 7350 may not be able to achieve a final steady state controlled pressure within the settling time specification Finally if the RUSKA 7350 is commanded to a pressure outside of the Applicable Control Pressure Range the nonlinearity in the pressure output may be greater than that specified Performance Specifications give the user the most flexibility and control over his accuracy claims The term accuracy is defined by ISA S37 1 as either the ratio of the error to the full scale output FS or the ratio of the error to the reading RDG Note that the definition of accuracy is not the summation of some or even all of the possible error source maximum limits The true accuracy of an instrument is relative to the actual error introduced by the calibration transfer standard plus the actual error not eliminated from the instrument s indicated output Therefore an instrument s accuracy can be manipulated by introducing more or less actual error through the choice of a calibration standard or its accuracy can be varied by the elimination of
84. tions should be heeded at all times to insure safe operation of the RUSKA 7350 AA Warning Never operate the unit with the cover removed The power supply has internal voltages near 400 volts Never apply more than 110 of the unit s full scale pressure range to the test port Never try to control while a pressure source is connected to the test port Avoid thermal and mechanical shock to the instrument This will affect performance and require re zeroing Powering Up the RUSKA 7350 1 First plug the power cord supplied with the RUSKA 7350 into the power connector on the RUSKA 7350 s back panel Note Grounding for the RUSKA 7350 is provided through the power cord 2 Next plug the power cord into a receptacle rated for either 100 120 VAC or 220 240 VAC check name plate If a different power cord is necessary for your receptacle consult Table 1 1 for available power cords 3 Finally turn on the RUSKA 7350 by flipping the POWER switch on the back panel The MEASURE screen will appear on the color display and the front panel will be fully operational Pneumatic Connections Pneumatic connection to the RUSKA 7350 is straightforward The following sections discuss each port Drive Air Supply Port The air supply port must be connected to a well regulated source of dry shop air Air supply should be 100 110 psi 7 7 5 bar Supply port is a 1 4 NPT female connection Test Port The test port is designed to
85. ys as F1 through F6 We consider the top key to be F1 and the bottom F6 Rotary Knob The rotary knob selects a field for editing and is used for small pressure changes pressure jog at the main menu 4 1 RUSKA 7350 Users Manual Cancel Previous These keys are used to stop undo or exit the current operation The CANCEL key returns all edited fields on the current entry screen to their original values It also stops the current program sequence or calibration process The PREVIOUS key exits the current menu and returns to the previous menu Figure 4 2 is a menu tree showing the relationship between all the menus in the system Refer to it for selections available under the menu To move to a lower menu press the function key with the correct label To move towards the Main Menu press the PREVIOUS key In the Main Menu screen the F2 key places the unit in Control mode ENTER must be pressed to actually enter the Control mode The F3 key places the unit in Vent mode This opens the test port to atmosphere and rapidly reduces the pressure ENTER is required to confirm the operation The F5 key places the unit either the step or the jog mode and the rotary knob is then used to set the control set point by the correct step or jog amount To go to one of the menus press the F6 key gt Places the system in Control Mode gt Vents system pressure to atmosphere Step Jog

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