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Manual - Test Equipment Depot

1. At end of test period top line displays the leak rate in units per minute Bottom line shows the current pressure reading The Auto Shut Off timer is disabled for Leak Test sessions Be sure to end the session to re enable the Auto Shut Off timer NAN meriam AS process technologies page 24 of 36 ann Goo M2 Series Instruction Manual 9R68 A Mar 2008 Re Calibration The Manometer can be re calibrated in the field for zero span and linearity The proper primary standards must be available prior to calibrating the Manometer These standards should meet the accuracy requirements for your company or industry Meriam Process Technologies follows the guidelines established by ANSI NCSL Z540 1 1994 which requires that the primary standard be 4 times more accurate than the unit under test The re calibration is not intended to replace the Factory Lab Calibration Procedure It is intended to correct the curve fit if the actual sensor characteristics change slightly over time For sensors up to 200 PSI Meriam recommends a 0 0015 of reading deadweight tester For sensors 200 PSI and above a 0 0030 of reading deadweight tester is recommended If calibrating using inches of water units be sure to match the reference temperature of water in both the unit under test and the M2 1 point within upper 50 of Full Scale 5 point nominal values of 0 25 50 75 amp 100 of Full Scale and restore factory defau
2. 11 Repeat steps 9 and 10 above until the correct elevation is entered 12 Press the PRGM key to continue moving the cursor to the right When the last digit is entered the unit will leave the sea level select mode and return to the Program Mode 13 Press the lt key The display will return to the Measure Mode When the Correction to Sea Level is ENABLED the display will have the letter S at the beginning of the 2 line Instruction Manual 9R68 A Mar 2008 Top line reads VALUE 00000000 Bottom line reads CHANGE YES Top line reads SEA LEVEL METERS Bottom line reads 00000000 Top line reads SEA LEVEL METERS Bottom line reads 70000000 Cursor moves over to the next digit Top line reads SEA LEVEL METERS Bottom line reads 700 0000 Top line reads PROGRAM MODE Bottom line reads UNITS SELECT Display reads S 803 1 TORR Test Equipment Depot 800 517 8431 99 Washington Street Melrose MA 02176 FAX 781 665 0780 TestEquipmentDepot com page 16 of 36 NAN meriam A process technologies 2 Seoti Feiner comoery M2 Series Instruction Manual 9R68 A Mar 2008 Damp Rate Select Adjustable exponential type damping is available to steady the display when measuring pulsating pressures The M202 has a range of damping rates 0 1 0 2 0 5 1 2 5 10 or 25 seconds Damping is done by averaging new data from the p
3. USER ADJ function is shown on ZERO the bottom line Press the PRGM key Top line of display shows the current non zero compensated pressure value Bottom line of display shows the same value along with the engineering unit Press any of A or V Top line of display arrow key or the continuously updates PRGM key to begin Bottom line of display data editing is frozen and the first digit is blinking Example set current pressure value to 29 5 In Hg 0 C NAN meriam A process technologies page 8 of 36 2 a Faa Soro M2 Series Press the A or V arrow key to set the first digit to 0 Using the UP arrow key the character sequence is 0 9 negative decimal point The sign is used if your location is below sea level When the digit is correct press the PRGM key If an error is made use the back space lt key to move the cursor back to the incorrect digit Press the UP A or DOWN Y arrow keys to display the correct value Continue this process until the display reads as shown at right Press the PRGM key to enter the final digit Instruction Manual 9R68 A Mar 2008 Current xxx xx Oxx xx INHG Cursor flashes to the right of 0 Current xxx xx 029 50 INHG Zeroing is complete when unit returns to Measure Mode Note that the User Adjusted Zero feature will not accept entries in altitude units FEET or METERS When the current engineering unit is FEE
4. 0 C in Hg 0 C Millimeters of Mercury at 0 C mm Hg 0 C PSI kPa mbars Bars Torr Feet Altitude displays Meters Altitude displays To change the engineering units the manometer should be ON and in Measure Mode Then follow these steps 1 Press the PRGM key Top line reads PROGRAM MODE and bottom line reads UNITS SELECT 2 Press the PRGM key Top line reads UNITS SELECT and bottom line shows current engineering units 3 Press the A or V arrow Engineering units on bottom line key until desired engineer of display change ing unit is displayed 4 Press the PRGM key to Top line reads PROGRAM select the engineering unit MODE and bottom line reads UNITS SELECT 5 Press the V arrow key Bottom line reads EXIT 6 Press the PRGM key Display returns to Measure Mode in new engineering unit NAN meriam A process technologies page 11 of 36 2 beet Faa Soro M2 Series Instruction Manual 9R68 A Mar 2008 Displaying Altitude US Standard Atmosphere 1962 The model M202 is capable of displaying altitude in feet or meters based on U S Standard Atmosphere1962 tables To set the M202 to read out referenced to this altitude standard use the following steps 1 Press the PRGM key Top line reads PROGRAM MODE and bottom line reads UNITS SELECT 2 Press the PRGM key Top line reads UNITS SELECT and bottom line shows current engi
5. 665 0780 TestEquipmentDepot com AN menam page 36 of 36 2 mewt Feier Sonar
6. Be sure to end the session to re enable the Auto Shut Off timer NAN meriam A process technologies page 23 of 36 2 boot rana Soro M2 Series Instruction Manual 9R68 A Mar 2008 Leak Test The Leak Test feature allows the user to determine the leak rate in the pneumatic system being monitored Once configured Leak Test monitors the measured pressure over time and displays the leak rate in the pressure units per minute at the conclusion of the test The maximum configurable leak test period is 1440 min 1 day Pressing any key during the leak test will abort the test To enable Leak Test follow these steps 1 From the Measure Mode Top line reads PROGRAM press the PRGM key MODE and bottom line reads UNITS SELECT 2 Press the down arrow key Bottom line reads LEAK twice TEST 3 Press the PRGM key Top line reads LEAK TEST and bottom line reads CONFIGURE 4 Press the PRGM key Top line reads Leak Test Period amp bottom X X MIN 5 Use the up down amp right Bottom line reads desired keys to input test period period Ex 20 0 MIN 6 Press the PRGM key Top line reads LEAK TEST and bottom line reads CONFIGURE 7 Press the up arrow key Top line reads LEAK TEST once and bottom line reads PRGM TO START 8 Press the PRGM key Top line displays MIN MAX pressure values at left right Bottom line reads the current pressure value and units
7. battery until it is seated in the bottom of the battery slot The battery compartment has stand offs molded into the side of the compartment When a battery is installed with the polarity reversed the stand offs prevent the negative battery terminal from contacting the positive terminal in the battery compartment The unit will not power up when a battery is installed this way Should this happen simply reverse the battery to align the polarity With the batteries secured in the battery compartment replace the compartment cover The cover has only one correct alignment The WARNING DO NOT OPEN IN EXPLOSIVE ATMOSPHERE statement on the battery cover must be visible and aligned in the middle of the manometer case To secure the cover torque the screws clockwise to 1 6 1 8 in lbs Do not over tighten lt lt meriam A process technologies page 35 of 36 2 Set Feier Sonor M2 Series Instruction Manual 9R68 A Mar 2008 Contact Information If the Manometer can not be zeroed recalibrated or is damaged it must be returned to the factory for servicing In this case contact the Meriam Process Technologies representative in your area or call the factory at the numbers listed below for a Return Material Authorization RMA number All M202 Precision Absolute Manometers recalibrated at the factory are returned with certificates of NIST traceability Test Equipment Depot 800 517 8431 99 Washington Street Melrose MA 02176 FAX 781
8. is captured every 5 seconds for 20 minutes resulting in 240 stored values In manual mode a pressure value is captured each time the PRGM key is pressed up to 240 values The data collected during a logging session can be viewed upon completion 1 From the Measure Mode Top line reads PROGRAM press the PRGM key MODE and bottom line reads UNITS SELECT 2 Press the up arrow key Bottom line reads DATA four times LOGGING 3 Press the PRGM key Top line reads DATA LOGGING and bottom line reads RECORD 4 Press the PRGM key Top line reads RECORD MODE and bottom line reads AUTO or MANUAL 5 Press the PRGM key at Top line reads AUTO to start automatic RECORDING X and logging or at MANUAL to bottom line reads XX XX start manual logging mode UNITS AUTO records value every 5 seconds Manual records value each time PRGM key is pressed 6 To stop recording values Top line reads DATA at any time press the 4key LOGGING and bottom line reads RECORD 7 To access recorded Top line reads DATA values press the 4 key LOGGING and bottom line reads VIEW 8 To view recorded values Top line reads DATA LOG press the PRGM key 1 and bottom line displays the value Continue pressing the 4 key to view all values 9 Press the 4key 3 times Returns to Measure Mode The Auto Shut Off timer is disabled for Data Logging sessions
9. pressure manifold when installing user s 1 8 NPT fitting Do not tighten the fitting without using a wrench on the pressure manifold Failure to use a wrench on the manifold will damage the plastic enclosure and void warranty No torque should be applied to the manifold with respect to plastic enclosure AN meriam page 31 of 36 2 Settee como M2 Series Instruction Manual 9R68 A Mar 2008 Battery Type 4 each AA alkaline batteries IMPORTANT ATEX certified models require the use of approved batteries only to maintain the ATEX certification Refer to Drawing No 9R000056 M2 Intrinsically Safe Control Document for a list of batteries approved for hazardous atmospheres A copy of this drawing accompanies each unit shipped Remove and or replace batteries in non hazardous areas only Battery Operation gt 100 hours continuous use year shelf life auto power off programmable at Disabled 10 20 30 60 or 90 minutes Enclosure 6 9 x 3 8 x 2 3 Polycarbonate Permanently Static Dissipative ESD Protection Enclosure with Boot 7 2 x 4 2 x 2 5 NAN meriam A process technologies page 32 of 36 2 boot raa Soro M2 Series Instruction Manual 9R68 A Mar 2008 Certification Safety Warnings The following defines the certification and area classification of the Manometer product i CE 0539 1G A A ga Ex ia IIC T4 Cleveland OH gi sir rere 06 ATEX
10. right 685 0000 12 Press the PRGM key Top line reads PROGRAM to enter the final value MODE Bottom line reads UNITS SELECT 13 Press the lt key to Top line reads altitude return to Measure Mode referenced to 685 Bottom line reads U 685 FEET To set the unit to read in meters select METERS from the UNITS SELECT menu Then follow the same steps as outlined above Because the local barometer varies with weather conditions the USER DEFINED ALTITUDE must be reentered each time the M202 is to be used in this mode To adjust the unit to the current barometric pressure without changing the base altitude select NO in step 6 in the table above by pressing the PRGM key The M202 will display the current altitude referenced to prevailing local barometric pressure To maximize accuracy the local altitude should be reset whenever better altitude information is available lt lt meriam A process technologies page 14 of 36 Tamana Sooo M2 Series Instruction Manual 9R68 A Mar 2008 Pressure Corrected to Sea Level Pressure reduction to Sea Level is required so that barometric readings can be compared at different elevations The correction to sea level is done using a hypsometric equation This equation simulates a fictitious column of air which extends downward from the instruments location to sea level This fictitious column is assumed to be similar to the actual air column over ne
11. 0615699 IP 40 Model M2 Ser Handheid Manometer ee Hazardous Locations Class Div 1 Groups A B C D T4 intrinsically Safe Exia Class Zone 0 AEx ia IIC T4 Cc us Class I Zone 0 Ex ia IIC T4 5 C lt Ta lt 50 C LISTED WARNING Substitution of components may impair Intrinsic 22w1 eafety Refer to Manual for approved batteries list anc safety precautions 8P000074PN01 Note the following WARNINGS and requirements e Substitution of components may impair Intrinsic Safety e To prevent ignition of flammable or explosive atmospheres disconnect power before servicing e To prevent ignition of flammable or explosive atmospheres gt DONOT open or service unit including battery compartment in flammable or explosive atmosphere gt DO NOT rub clean or wipe the surface of the membrane keypad as it may build a static charge gt DO NOT mix old batteries with new or mix batteries from different manufacturers gt DO NOT replace batteries in explosive or hazardous atmosphere gt DO NOT use any battery type other than those listed on Drawing No 9R000056 M2 Intrinsically Safe Control Document e User must use a wrench on the pressure manifold when installing user s 1 8 NPT fitting Do not tighten the fitting without using a wrench on the pressure manifold Failure to use a wrench on the manifold will damage the plastic enclosure and void warranty No torque should be applied to the manifold with respect to plastic e
12. Press the left arrow key Returns to Measure Mode NAN meriam A process technologies page 21 of 36 ann Sooo M2 Series Instruction Manual 9R68 A Mar 2008 Contrast Select The Contrast Select register allows the user to adjust the character contrast of the LCD display to provide the best visibility for the ambient light conditions To adjust the contrast follow these steps 1 From the Measure Mode Top line reads PROGRAM press the PRGM key MODE and bottom line reads UNITS SELECT 2 Press the A key three Bottom line reads times CONTRAST SELECT 3 Press the PRGM key Top line reads CONTRAST SELECT Bottom line shows a numerical value 4 Press the A or W keys to LCD lightens or darkens increase or decrease the depending on the value set contrast value A low number gives maximum contrast and a high number gives minimum contrast 5 Press the PRGM key Top line reads PROGRAM MODE and bottom line reads UNITS SELECT 6 Press the 4 key Returns to Measure Mode If an error is made during the contrast adjustment pressing the lt 4 key returns the display to the previous contrast setting NAN meriam A process technologies page 22 of 36 2 beet Faa Soro M2 Series Instruction Manual 9R68 A Mar 2008 Data Logging Data Logging can be used to record pressure measurements Two record modes are supported automatic and manual In automatic mode a pressure value
13. T the User Adjusted Zero function will automatically prompt for an entry in Inches of Mercury 0 C When the current engineering unit is METERS the User Adjusted Zero function will automatically prompt for an entry in Millimeters of Mercury 0 C page 9 of 36 NAN meriam A process technologies 2 Seoti Feiner comoery M2 Series Instruction Manual 9R68 A Mar 2008 3 Program Mode The program mode is used to configure the manometer for Measure Mode operation After the PRGM key is pressed in Measure Mode the top line of the display reads PROGRAM MODE The bottom line reads UNITS SELECT Press the 4 or v arrow keys to scroll through the Program Mode to the desired register The configurable registers found in the Program Mode are Units Select Damp Rate Select User Info Select Contrast Select Sea Level Select Data Logging Leak Test and Exit Press the PRGM key to select any of these configurable registers The manometer can be put into Program Mode at any time during Measure Mode operation by pressing the PRGM key If Lockout is set the correct code must be entered when prompted see the User Info Lockout section of this manual for more information on Lockout lt lt meriam A process technologies page 10 of 36 2 Sot Feces Somer M2 Series Instruction Manual 9R68 A Mar 2008 Units Select The standard engineering units available on the M202 Precision Absolute Manometer are Inches of Mercury at
14. Test Equipment 99 Washington Street Depot Melrose MA 02176 Phone 781 665 1400 1 800 517 8431 Toll Free 1 800 517 8431 MEAE NEEE Epen M2 Series Instruction Manual 9R68 A Mar 2008 M2 SERIES USER MANUAL M202 PRECISION ABSOLUTE MANOMETER PPU ANJosqy Usd COCIN oO oO g z O e lt g 2 A Q o A Meriam Process Technologies M202 Precision Absolute Manometer is a microprocessor based pressure sensing device used to directly measure pressure relative to absolute zero Models are available to measure pressure ranges up to 900mm Hg Abs and 2000mm Hg Abs Pressure can be displayed in a variety of engineering units All units include a Tare function a Min Max function selectable damp rates and altitude displayed in feet or meters The M202 can also display barometric pressure corrected to sea level ATEX rating 0539 111G Ex ia IIC T4 Tamb 5 C to 50 C DEMKO 06 ATEX 0615699 page of 36 M2 Series Instruction Manual 9R68 A Mar 2008 Table of Contents User Interfaces 5 55ssc0h casseesscaescecasassecdosavsvewssassecsenevviesseaeecesserveciseet 3 l Keypad Functions cc sisccceassiccsucticrs ciation awe 3 ON OFF amp BACK q KEY oocciccccccccccccscscscssesssesssssceseseseseesens 3 MIN MAX amp UP A KEY TARE amp DOWN YW KEY PRGM amp ENTER gt KEY BACKLIGHT KEY 2 Zeroing the Manometer 3 Program Mode 2 Units Seletice ennir n 11 Displaying A
15. arby lower elevations Some properties are related to observed conditions while others must be assumed Barometric pressures given by the National Weather Service and used at airports are always corrected to sea level To set the unit to display pressure corrected to sea level 1 Determine the elevation of the instrument above sea level in meters 700 meters will be used as an example 2 From Measure Mode press Top line reads PROGRAM the PRGM key MODE Bottom line reads UNITS SELECT 3 Press the A key 4 Top line reads PROGRAM times MODE Bottom line reads SEA LEVEL SELECT 4 Press the PRGM key Top line reads SEA LEVEL SELECT Bottom line reads either ENABLE or DISABLED 5 Press the A or W key Bottom line toggles between to indicate the correction ENABLE and to sea level status DISABLED 6 To turn on the correction Top line reads VALUE set ENABLED on the 2 00000000 Bottom line reads line amp press the PRGM key CHANGE NO OR To turn off the correction set DISABLED on the 2 line and skip ahead to step 12 NAN meriam AS process technologies page 15 of 36 2 beet rana Soro M2 Series 7 To change the value press the A key to toggle the display to YES 8 Press the PRGM key 9 Press the A or V arrow keys to set the correct value in the first digit 10 When the value is correct press the PRGM key
16. e Measure Mode and then shut off the manometer MIN MAX amp UP A KEY In the Measure Mode activates the Min Max function of the manometer When activated the minimum value is displayed on the upper left of the display and the maximum value on the upper right This key also deactivates and resets this function The 4 key is used to scroll through the programmable registers when the unit is in the Program Mode Once a programmable register is selected the v key can be used to edit that register TARE amp DOWN VW KEY In the Measure Mode toggles on off the Tare function The Tare function is designed to set the display value to 0 With Tare activated the letter T appears in the lower left of the display The wv key is used to scroll through programmable registers with the unit in the Program Mode Once a programmable register is selected the Y key can be used to edit that register lt lt meriam A process technologies page 3 of 36 2 mewt Feier Sonor M2 Series Instruction Manual 9R68 A Mar 2008 PRGM amp ENTER gt KEY Puts the manometer into the Program Mode from the Measure Mode When in the Program Mode pressing this key selects the programmable register to be edited with prompt for password if Lockout is set After the register has been edited pressing the PRGM key enters the new setting into the manometer s non volatile memory This key also acts as a forward space gt key when editing user input such as
17. he right most APPLY digit to proceed Bottom line displays the cal point value to apply 8 Apply the indicated Top line reads POINT 3 calibration point pressure APPLY using external pressure Bottom line displays the cal standards After pressure is point value to apply stable press the right arrow key 9 Repeat step 8 for CAL Top line reads POINT 4 5 POINTS 4 and 5 APPLY Bottom line displays the cal point value NAN meriam AS process technologies page 29 of 36 ann Soro M2 Series Instruction Manual 9R68 A Mar 2008 0 Use up or down arrow Top line reads SAVE keys to select NO or YES Bottom line reads NO or when asked Save the YES Re Calibration data 1 Press the PRGM key at Top line reads RE CAL YES to save the Re Bottom line reads START Calibration data or at NO to Re cal is complete exit without saving 2 Press the left arrow key Returns to Measure Mode RE CALIBRATION Restore Factory Defaults To restore the re calibration data to the factory defaults follow these steps 1 With unit OFF press and Top line reads RE CAL hold the MIN MAX key Bottom line reads EDIT turn the unit on using the ON OFF key then release 2 Press the up arrow key Top line reads RE CAL twice Bottom line reads RESTORE DEFAULTS 3 Press the PRGM key Top line reads RESTORE DEFAULTS Bottom reads YES o
18. lt re calibration options are offered For the 5 Point re calibration points 2 3 and 4 can be adjusted within 1 of reading around the nominal values Point 5 can be adjusted within 1 of reading around nominal Point 1 is fixed For example for a 2000 inH2O0 sensor Point 2 25 can be edited form 495 to 505 inH2O0 Point 5 100 can be edited from 1980 to 2000 inH20 The unit can only be re calibrated if the calibration points are within 5 times the accuracy of the original factory calibration e g 0 05 accuracy the point limit is 0 25 of Full Scale Ifthe re calibration procedure generates a new value outside this limit the procedure will fail In this case the unit would need to be returned to the factory for service lt lt meriam A process technologies page 25 of 36 2 Set Feier somar M2 Series Instruction Manual 9R68 A Mar 2008 Once a re calibration has been performed either 1 point or 5 point the unit will continue to allow future re calibrations only with that type of re calibration In order to enable the other re calibration type the user must first restore the re calibration data to the factory defaults Test Equipment Depot 800 517 8431 99 Washington Street Melrose MA 02176 FAX 781 665 0780 TestEquipmentDepot com NAN meriam A process technologies page 26 of 36 2 Set Feier somar M2 Series Instruction Manual 9R68 A Mar 2008 RE CALIBRATION 1 Point EDIT and START To perfor
19. ltitude US Standard Atmosphere 1962 i Display User Defined Altitude eee 12 Pressure Corrected to Sea Level Damp Rate Select i User Mfo Selettrysenisssssaniunnon o ni ann 18 Aut Shut OFF essnee suisa EN rE E rie Lockout Select E Header NaC coe esssscyskee sassayesecvavevssipssvcissvatonesaneszeisavicesenaseszerd Contrast SEL Ct eaieccseseces seis inec re e EEE cates Data Logging a Leak Test ornr nnes e a RaR E TS R Calibratioi sennseireseiririi niire siisi EE E N RE CALIBRATION 1 Point EDIT and START i RE CALIBRATION 5 Point EDIT oes RE CALIBRATION 5 Point START eects RE CALIBRATION Restore Factory Defaults 2 Specifications casares A sedueas sdueeneamastbeceteastease Certification Safety Warnings s ssesssesesrsseeresrerrererererererereren Changing the Batteries 5 Contact Information i ssisssacisseicsercesveccengesaceisiarsardsavstiviviersareecdeaae lt lt meriam A process technologies page 2 of 36 2 Set Feier somar M2 Series Instruction Manual 9R68 A Mar 2008 User Interface 1 Keypad Functions ON OFF amp BACK 4 KEY Turns the manometer on and enters the unit into the Measure Mode Pressing the key while in the Measure Mode turns the unit off It also serves as a backspace key when editing in the Program Mode The lt key takes the user out of a programmable register without changing the previous setting Pressing this key repeatedly will return the user to th
20. m a point re calibration apply a pressure between 50 and 100 of Full Scale and then follow these steps Display 1 With unit OFF press and hold the MIN MAX key turn the unit on by pressing the ON OFF key then release MIN MAX 2 Press the up arrow key until START is displayed on the bottom line 3 Press the PRGM key 4 Press the PRGM key 5 Press the up down arrow keys to edit the selected digit Use the left right arrow keys to change the cursor position Value entered must be 50 100 of FS 6 Press the right arrow key while on the right most digit to proceed 7 Apply the input pressure indicated using an appropriate reference standard press PRGM key Top line reads RE CAL Bottom line reads EDIT Top line reads RE CAL Bottom line reads START Top line reads RE CAL START Bottom line reads 1 POINT Top line reads CAL POINT and bottom line displays the cal point value Bottom line displays the cal point value The cursor flashes at the first position while the value is changed then moves to the right position when the right arrow key is pressed Top line reads APPLY Bottom line displays the CAL POINT value Top line reads RE CAL Bottom line reads START Manometer has been recalibrated 8 Press the left arrow key Returns to Measure Mode page 27 of 36 NAN meriam A process technologies 2 Seoti Feiner co
21. moery M2 Series Instruction Manual 9R68 A Mar 2008 RE CALIBRATION 5 Point EDIT To edit the calibration points for a 5 Point re calibration follow the steps below NOTE If the factory default values are acceptable skip this section and proceed to the re calibration 5 Point START procedure Keystroke Display 1 With unit OFF press and hold the MIN MAX key turn the unit on using the ON OFF key then release 2 Press the PRGM key 3 Press the up down arrow keys to edit the selected digit Use the left right arrow keys to change the cursor position Note For 0 go directly to step 4 4 Press the right arrow key while on the right most digit to proceed 5 Repeat steps 3 and 4 for CAL POINTS 2 3 4 and 5 6 After editing CAL POINT 5 press the right arrow key while on the right most digit to proceed 7 To perform the 5 point re cal press the up arrow key until START is displayed on the bottom line OR To exit without performing the 5 point re cal press the left arrow key page 28 of 36 Top line reads RE CAL Bottom line reads EDIT Top line reads CAL POINT 1 Bottom line displays the cal point value Bottom line displays the cal point value The cursor flashes at the first position while the value is changed then moves to the right position when the right arrow key is pressed Top line reads CAL POINT 2 Bottom line displays the cal point value Top line read
22. nclosure z lt lt meriam page 33 of 36 2 Seti Peer conor M2 Series Instruction Manual 9R68 A Mar 2008 Changing the Batteries Adherence to the Specifications and Certification Safety Warnings sections of this manual shall be enforced when changing batteries The manometer is powered by four 1 5 volt AA size batteries When the output of the batteries under load drops the display will alternate between LOW POWER DETECT and REPLACE BATTERY Low power may affect performance The unit should not be used to measure pressure in this condition All four batteries should be replaced To replace the battery locate the battery compartment at the bottom rear of the manometer as shown here Remove the two screws on either side of the battery cover by turning them counterclockwise until the fully disengaged from the manometer base Lift the cover from the back of the unit Remove the batteries by pulling the positive side first straight out of the battery compartment Note the positive and negative battery polarity markings at the bottom of the compartment as shown here lt lt meriam A process technologies page 34 of 36 2 mewt Feier semear M2 Series Instruction Manual 9R68 A Mar 2008 To install the four batteries 1 Make sure polarity of battery matches the markings in the compartment 2 1st place the end of the battery into the bottom of the battery slot 3 Then push in end of the
23. neering unit 3 Press the A or V arrow Top line reads UNITS key until USER UNIT SELECT SELECT is displayed Bottom line reads FEET or METERS 4 Press the PRGM key Top line reads ALTITUDE SELECT Bottom line reads STANDARD 5 Press the PRGM key Top line reads PROGRAM MODE and bottom line reads UNITS SELECT 6 Press the lt key Manometer returns to Measure Mode Displays altitude referenced to US Standard Atmosphere 1962 Display User Defined Altitude User Defined Altitude is useful in determining elevation change from a map elevation reference or from a survey trig marker elevation To set up the M202 to display altitude based on user entered information use the following steps Display 1 Press the PRGM key Top line reads PROGRAM MODE and bottom line reads UNITS SELECT NAN meriam AS process technologies page 12 of 36 Taarn Soro M2 Series 2 Press the PRGM key 3 Press the A or V arrow key until USER UNIT SELECT is displayed 4 Press the PRGM key 5 Press the A arrow key once 6 Press the PRGM key 7 If the value shown in step 6 is the correct altitude press the PRGM key to accept and the lt key to return to Measure Mode OR If the value shown in step 6 is not the correct altitude press the W key 8 Press the PRGM key Example set altitude to 685 feet above sea level 9 Press the A or V keys to se
24. nsor s serial number software version and date of manufacture It also allows the user to edit the Auto Shut Off Lockout and Start Up Header Name features To access the User Info Select registers follow the steps below To configure a User Info Select register follow the steps shown on the following page 1 From the Measure Mode Top line reads PROGRAM press the PRGM key MODE and bottom line reads UNITS SELECT 2 Press the A arrow key Bottom line changes to USER twice INFO SELECT 3 Press the PRGM key Bottom line shows serial number 4 Press the A arrow key Software version number shown 5 Press the A arrow key Manufacture date shown 6 Press the A arrow key See instructions to set AUTO SHUT OFF later in this manual 7 Press the A arrow key See instructions for using LOCKOUT later in this manual 8 Press the A arrow key See instructions for editing the Header later in this manual 9 Press the lt 4 arrow key to go back to USER INFO SELECT screen page 18 of 36 Top line reads AUTO SHUT OFF and bottom line reads ENTER TO SELECT Top line reads LOCKOUT CODE and bottom line reads ENTER TO SELECT Top line reads HEADER NAME and bottom line reads MERIAM The cursor flashes at bottom left Top line reads PROGRAM MODE and bottom line reads USER INFO SELECT NAN meriam A process technologies 2 Seoti Feiner com
25. ocal barometer The manometer will compare its actual measured value with the entered value and calculate a new zero reference based on the offset 1 To zero the manometer using Referenced to Absolute Zero start with the unit turned OFF and use the following keystroke sequence Test Equipment Depot 800 517 8431 99 Washington Street Melrose MA 02176 FAX 781 665 0780 TestEquipmentDepot com lt A meriam A process technologies page 5 of 36 2 Set Feces Somer M2 Series Instruction Manual 9R68 A Mar 2008 1 Press ON OF button 2 Connect the 355 toa vacuum source capable of a vacuum of 100 microns absolute pressure or less 3 Pull a full vacuum 4 Press MIN MAX and TARE keys at the same time See figure below 5 Press the PRGM key The display briefly shows the header name and full scale range of the unit in the last engineering units selected The manometer then goes into the Measure Mode where the applied pressure and engineering unit of measure are displayed Display should read close to zero See note on next page Top line of display reads ZEROING SOURCE Bottom line of display reads REF TO ABS ZERO Top line of display reads ZERO IN PROGRESS while bottom line counts down from 9 Zeroing is complete when unit returns to Measure Mode Figure 1 G6 page 6 of 36 NAN meriam A process technologies 2 Stott Feiner comoery M2 Series Instruction Man
26. oery M2 Series Instruction Manual 9R68 A Mar 2008 Auto Shut Off Enabling the Auto Shut Off feature allows the manometer to turn itself off after a user selected period of keypad inactivity Selectable options include DISABLED 10 Minutes which is the factory shipped default 20 Minutes 30 Minutes 45 Minutes and 60 Minutes Disabling this feature limits the manometer to being turned off by using the ON OFF key only To configure auto shut off follow these steps 1 Follow steps 1 6 in the Top line reads AUTO SHUT User Info Select table OFF and bottom line reads ENTER TO SELECT 2 Press the PRGM key Top line reads AUTO SHUT then the up or down OFF and bottom line toggles to arrow keys until the DISABLED 10 20 30 desired shut off time is 45 and 60 minutes shown 3 Press the PRGM key Desired Auto Shut Off time is selected top line reads AUTO SHUT OFF and bottom line reads ENTER TO SELECT 4 Press the left arrow key Returns to Measure Mode twice Note The Auto Shut Off timer is suspended during Data Logging and Leak Test sessions to prevent accidental loss of information Auto Shut Off is re instated after completion of Data Logging or Leak Test sessions NAN meriam A process technologies page 19 of 36 2 beet Faa Soro M2 Series Instruction Manual 9R68 A Mar 2008 Lockout Select Enabling the Lockout feature prevent
27. r NO 4 Use the up and down Top line reads RESTORE arrow keys to select YES or DEFAULTS NO when asked to restore Bottom reads YES or NO defaults 5 Press the PRGM key at Top line reads RE CAL YES to restore the Factory Bottom line reads RESTORE Default Calibration data or DEFAULTS Factory at NO to exit without defaults have been restored restoring 6 Press the left arrow key Returns to Measure Mode NAN meriam A process technologies page 30 of 36 ann Goo M2 Series Instruction Manual 9R68 A Mar 2008 Specifications Type Range and Display Resolution Absolute Isolated AI Type 17 psia 900 mmHg XXX YY 38 psia 2000 mmHg XXX YY Accuracy M202 A10017 0 02 F S F S 900 mm Hg M202 A10038 0 015 F S from 0 1000 mm Hg 0 025 F S from 1000 2000 mm Hg F S 2000 mm Hg Absolute Includes the combined effects of temperature linearity repeatability hysteresis and resolution Warm up time 5 minutes Temperature Storage 40 C to 60 C 40 F to 140 F Operating 5 C to 50 C 23 F to 122 F Media Compatibility AI Absolute pressure sensors for use with gases and liquids compatible with 316L SS Pressure Limits AI units 77 PSIA 4000 mm Hg Abs Connection 1 8 female NPT 316L SS P1 is the pressure connection P2 is not accessible factory plugged with metal disc User must use a wrench on the
28. ressure sensor against previously collected data The microprocessor collects data from the sensor every 0 1 seconds The display updates every 0 5 seconds showing the current 0 1 second pressure reading When set at 25 seconds the display updates every 0 5 seconds with the average of the previous 25 seconds readings Therefore it takes up to 25 seconds from the time pressure is applied until the manometer displays the full scale applied pressure Min Max display updates every 0 1 seconds To set the damp rate 1 Enter Program Mode by Top line reads PROGRAM pressing the PRGM key MODE Bottom line reads UNITS SELECT 2 Press the A key Bottom line reads DAMP RATE SELECT 3 Press the PRGM key Top line reads DAMP RATE SELECT Bottom line shows current value 4 Press the A or W keys Bottom line shows damp rate until the desire damp rate is settings in seconds displayed on the bottom line 5 Press the PRGM key Top line reads PROGRAM MODE Bottom line reads UNITS SELECT 6 Press the W key Bottom line reads EXIT 7 Press the PRGM key Returns to Measure Mode NAN meriam A process technologies page 17 of 36 2 beet Faa Soro M2 Series Instruction Manual 9R68 A Mar 2008 User Info Select The User Info Select registers are designed to provide the user with information on the hardware and software in the manometer This register provides read only information on the se
29. s CAL POINT 2 3 4 5 Bottom line displays the cal point value Top line reads RE CAL Bottom line reads EDIT Top line reads RE CAL Bottom line START Continue with 5 Point Re calibration procedure at step 3 on next page OR Returns to Measure Mode NAN meriam AS process technologies 2 Stott Feiner comoery M2 Series Instruction Manual 9R68 A Mar 2008 RE CALIBRATION 5 Point START To begin the 5 point re calibration procedure turn the unit OFF and follow the steps below 1 Press and hold the Top line reads RE CAL MIN MAX key and turn the Bottom line reads EDIT unit on by pressing the ON OFF key 2 Press the up arrow key Top line reads RE CAL until START is displayed Bottom line reads START on the bottom line 3 Press the PRGM key Top line reads RE CAL Bottom line reads 1 POINT 4 Press the up arrow key Top line reads RE CAL until 5 POINT is START displayed on the bottom Bottom line reads 5 POINT line 5 Press the PRGM key Top line reads POINT 1 ZERO Bottom line displays live applied pressure 6 Vent P1 and P2 ports to Unit takes new zero Top line atmosphere and reads POINT 1 ZERO simultaneously press the Bottom line displays live MIN MAX and HOLD applied pressure POINT 1 has keys then release been taken 7 Press the right arrow key Top line reads POINT 2 while on t
30. s unauthorized users from making changes to the configuration of the manometer To enter the Program Mode the user must first enter the password two digit Lockout Code within approximately 40 seconds when prompted Failure to enter the correct two digit code within approximately 40 seconds will return the unit to Measure Mode Any two digit numeric code can be programmed The factory Lockout Code of 00 which is the default as shipped from the factory disables the Lockout To set the Lockout Code follow these steps 1 From the Measure Top line reads PROGRAM Mode press the PRGM MODE and bottom line reads key If the Lockout is set UNITS SELECT enter the correct password when prompted 2 Press the up arrow key Bottom line reads USER INFO twice SELECT 3 Press the right arrow Top line reads LOCKOUT key then the up arrow key CODE and bottom line reads four times ENTER TO SELECT 4 Press the right arrow Bottom line shows the old key then press the up or Lockout Code The cursor flashes down arrow keys to at the first position while the change the first digit value is changed the cursor Press the right arrow key moves to the right position once to proceed the right arrow key is pressed 5 Press the right arrow Top line reads LOCKOUT key when the desired code CODE and bottom line reads is set Lockout is ENTER TO SELECT activated 6 Press the left arrow key Ret
31. t the first digit to 6 Using the A key the provides the character sequence 0 9 negative and decimal point The sign is used if your location is below sea level page 13 of 36 Instruction Manual 9R68 A Mar 2008 Top line reads UNITS SELECT and bottom line shows current engineering unit Top line reads UNITS SELECT Bottom line reads FEET or METERS Top line reads ALTITUDE SELECT Bottom line reads STANDARD Top line reads ALTITUDE SELECT Bottom line reads REF TO USER Top line reads VALUE 00000000 Bottom line reads CHANGE NO Top line reads PROGRAM MODE and bottom line reads UNITS SELECT Top line reads VALUE 00000000 Bottom line reads CHANGE YES Top line reads USER MODE FEET Bottom line reads 00000000 Top line reads USER MODE FEET Bottom line reads 60000000 AAN meriam A process technologies 2 Seoti Feiner comoary M2 Series Instruction Manual 9R68 A Mar 2008 10 When the digit is Cursor flashes to the right of the correct press the PRGM 6 Example 60000000 key If an error is made use the back space lt key to move the cursor back to the incorrect digit Press the A or V arrow keys to display the correct value 11 Continue the process Top line reads USER MODE until the display reads as FEET Bottom line reads shown at
32. the header name and user units BACKLIGHT KEY The BACKLIGHT key represented by the standard light bulb symbol toggles the display backlight between green and off lt lt meriam A process technologies page 4 of 36 ann Goo M2 Series Instruction Manual 9R68 A Mar 2008 2 Zeroing the Manometer The M202 Precision Smart Manometer is a stable and precise instrument However on occasion the M202 should have a new zero taken This is done to remove zero drift that can occur since the manometer was last zeroed The M202 can be zeroed only if the new applied zero is within 1 FS of the original factory calibration zero This prevents accidental zeroing at atmospheric pressure or other relatively high pressures If outside this limit a ZERO RANGE ERROR message appears and the manometer will not zero The M202 provides three mechanisms for re zeroing 1 Referenced to Absolute Zero This traditional and preferred method takes a snapshot of the measured pressure when a vacuum of less than 100 microns Absolute is applied to the sensor 2 Factory Zero This method restores the calibration curve to the original zero taken at the factory Note that this feature is intended for comparison purposes and should not be used for real pressure measurement as any zero drift will not be compensated 3 User Adjusted Zero This method allows the user to enter any pressure value when a known reference is applied for example the l
33. ual 9R68 A Mar 2008 2 To zero the manometer using Factory Zero start with the unit turn ON and in Measure Mode and use the following keystroke sequence Press MIN MAX and Top line of display reads TARE keys at the ZEROING SOURCE same time See Bottom line of display figure 1 above reads REF TO ABS ZERO Press A or V arrow Bottom line of display key until desired zero reads FACTORY ZERO function is shown on the bottom line Press the PRGM key Zeroing is complete when unit returns to Measure Mode NOTE The M202 can be zeroed only if the new applied zero is within 1 FS of the original factory calibration zero If outside this limit a ZERO RANGE ERROR message appears and the manometer will not zero Contact the factory for support in this case 3 To zero the manometer using User Adjusted Zero start with the unit turn ON and in Measure Mode and use the following keystroke sequence lt lt meriam A process technologies page 7 of 36 2 beet Faa Soro M2 Series Instruction Manual 9R68 A Mar 2008 Apply a known accurate pressure source This may be true atmospheric pressure with known reference defined by a local barometer Press MIN MAX and Top line of display reads TARE keys at the ZEROING SOURCE same time See Bottom line of display Higire Labove reads REF TO ABS ZERO Press A or V arrow Bottom line of display key until desired zero reads
34. urns to Measure Mode twice NAN meriam A process technologies page 20 of 36 2 beet Faa Soro M2 Series Instruction Manual 9R68 A Mar 2008 Header Name Follow the steps below to edit the Header Name 1 From the Measure Mode Top line reads PROGRAM press the PRGM key MODE and bottom line reads UNITS SELECT 2 Press the up arrow key Bottom line changes to USER twice INFO SELECT 3 Press the PRGM key Bottom line shows serial number 4 Press the up arrow key Top line reads HEADER five times NAME and bottom line reads MERIAM The cursor flashes at bottom left 5 If header is correct press Top line reads PROGRAM backspace key If editing is MODE and bottom line reads desired proceed to step 7 USER INFO SELECT 7 Press the up or down Displays a number between 0 arrow keys to set the and 9 a letter from A to Z ora correct alpha numeric blank space value 8 Press the right arrow key Cursor advances one space to to accept entry right 9 Repeat steps 8 and 9 until the desired Header is shown 10 If an error is made press the back arrow key until the cursor is over the incorrect value Follow step 8 to correct Press the right arrow key to advance the cursor without changing values 11 When the Header is Top line reads PROGRAM complete press the PRGM MODE and bottom line reads key until header accepted UNITS SELECT 12

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