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E-Sampler Operation Manual

1. STATION ID 9999 SAVE EXIT Figure 30 Setup Station ID screen Parameter Description STATION ID A four digit number from 0001 to 9999 The factory default is the last four digits of the unit serial number Press the MENU or ESC key to return to the Setup Menu screen Press the SAVE soft key to return to the Setup Menu screen with changes saved Press the EXIT soft key to return to the Setup Menu screen with changes not saved 5 12 Setup Average Period AVG PERIOD 60 MIN SAVE EXIT Figure 31 Setup Averaging Period Screen Parameter Description AVG PERIOD The Auto Met data logger rate A pick list of 1 5 15 and 60 minutes Press the MENU or ESC key to return to the Setup Menu screen Press the SAVE soft key to return to the Setup Menu screen with changes saved Press the EXIT soft key to return to the Setup Menu screen with changes not saved E Sampler 9800 Rev A Page 42 5 13 Setup Engineering Units ENGR UNITS ENGLISH SAVE EXIT Figure 32 Setup engineering units screen Parameter Description ENGR UNITS The engineering units for temperature pressure and wind speed can be displayed in either metric or English units A pick list of METRIC ENGLISH Temperature pressure and wind speed parameters have metric and English units Base units are metric Operate screens cal
2. 26 NOV 2001 07 21 35 CONC 0 000 MG M3 FLOW 9 9 LPM TURN ON ZERO SPAN AER OIE BP 999999 PA RH 999 WS 999 M S WD 999 DEG BV 99 9 V Figure 21 Metric Operate screen Page 35 Press the lt and P keys to traverse the logger data Press the ESC key to return to real time data Press the MENU key to return to the Main Menu screen Soft Left Key Function TURN ON Pressing starts the sampling mode Present the Operate Caution screen before executing the command TURN OFF Pressing stops the sampling mode Present the Operate Caution screen before executing the command TIMED Indicates the sampling mode is timed If not running pressing goes to the Setup Timed screen for viewing and edit If running pressing goes to the Timed Status screen Soft Right Key Function ZERO The unit is configured for manual Zero Press to go to the Manual Calibrate screen SPAN The unit is configured for manual Span Press to go to the Manual Calibrate screen ZERO SPAN The unit is configured for manual Zero and Span Press to go to the Manual Calibrate screen The unit status is displayed over the concentration value The status messages are e UNIT OFF ZERO MODE e SPAN MODE 5 3 Operate Caution Screen gt gt gt gt gt CAUTION lt lt lt lt lt ALTER E SAMPLER OPERATION CANCEL TURN ON Figure 22 Caution Screen Press CANCEL to return to
3. Met One Instruments Inc 1600 NW Washington Blvd Grants Pass OR TEL 541 471 7111 Fax 541 471 7116 metone metone com TITLE E Sampler Operation Manual DWG NO REV E SAMPLER 9800 A USED ON E Sampler Originator Approval Checker Approval Document Control Administrator Approval REVISIONS DESCRIPTION DATE Initial Release 11Nov02 Printing Instructions 1 Do not include title and revision block page s as part of manual i e this page 2 Print double sided final from single sided master Assembly Instructions 1 Do not include title and revision block page s as part of manual i e this page 2 Include standard Warranty Service sheet as last page 3 Use CERLOX presentation binding system 5 8 diameter 4000086 E Sampler 9800 Rev A Page 1 E SAMPLER OPERATION MANUAL Met One Instruments Inc i 1600 NW Washington Blvd l Grants Pass Oregon 97526 Telephone 541 471 7111 Facsimile 541 471 7116 E Sampler 9800 Rev A Regional Service 3206 Main St Suite 106 Rowlett Texas 75088 Telephone 972 412 4715 Facsimile 972 412 4716 Page 1 Technical Support Should you require support please consult your printed documentation to resolve your problem If you are still experiencing difficulty you may contact a Technical Service representative during normal business hours 7 30 a m to 4 00 p m Pacific Standard Time Monday through Friday Voice 541 471 7111 F
4. des WS S A A gt Figure 6 USP External Battery connection When the universal power supply is used with an internal battery it will both operate the E Sampler and charge the internal battery Note the E sampler cannot operate with an external battery and the universal power supply Both of these options connect to the E Sampler at the same location E Sampler 9800 Rev A Page 15 2 3 4 Using the Menu System Applying power to the E Sampler brings up the Intro screen for 5 seconds which details the firmware version used in the E Sampler After the Intro screen the E Sampler defaults to the OPERATE screen The real time concentration current time flow rate and sampling condition are displayed Pressing the DOWN arrow displays current external sensor readings Pressing the LEFT arrow key will scroll back through historical logged data The UP DOWN LEFT RIGHT keys are used to navigate a matrix of logged data This matrix has 3 rows and up to 12000 columns of historical logged data Press the RIGHT arrow and UP arrow to return to the current concentration display screen Note the RIGHT arrow key must be pressed the same number or more times as the LEFT arrow key was pressed Also with the UP DOWN keys You may press ESC at anytime to immediately return to the current concentration screen from any historical data screen The MENU key may be pressed at anytime in any screen to enter the main menu screen This screen is the top of a tree styl
5. 41 Metric Calibrate Ambient Temperature sereen eeceecceseeseeeseceeeeseeeeeeeeeseenneeneeess 47 Figure 42 English Calibrate Barometric Pressure Screen ceecceseceseeseeeseeeeeeseeesecenecneeeseeseeens 47 Figure 43 Metric Calibrate Barometric Pressure Screen cccccsscssesesresssertecnsstteorscnacenessateonseses 48 tt Calibrate ECKE tastes O via danas eave Seay ae UA shades 48 Figure 45 Calibrate Flow screen E 49 Figure AO MEMO A sake ae aad eee eine ao 49 E Sampler 9800 Rev A Page 8 1 Safety 1 1 Safety Indicators This manual uses a CAUTION and a WARNING indication Familiarize yourself with the following definitions for the meanings of these indicators A CAUTION indicates a hazard and calls attention to a procedure that if not correctly followed could result in damage to the instrument Do not proceed beyond a caution indicator without understanding the hazard A WARNING indicates a hazard to you and calls attention to a procedure that if not correctly followed could result in injury or even death Do not proceed beyond a warning without understanding the hazard E Sampler 9800 Rev A Page 9 2 Introduction 2 1 Unpacking When you unpack the E Sampler and accessories inspect the carton for obvious damage If the carton is damaged notify the carrier Unpack everything and make a visual inspection The E Sampler is shipped with the following accessories Universal Power Supply Battery Charger 47 mm Fi
6. Commands The E Sampler supports 5 data files the EEPROM file E the Channel Descriptor file 1 the AutoMet data log file 2 the Alarm log file 3 and the One Minute data log file 4 The lowercase x of a command specifies the file to operate on Valid values for x are shown in x above File modes can be linear L or circular C All files are record based Record sizes and formats are described above Function Command Response Read Model and Version RV RV E SAMPLER V1 23 Read File Info FCB RFI RFI Then print the FCB Read record index RFx R RFx RnL RFx RnC Read data file starting with absolute RFx Dn RFx Dn record index or the last n records RFx D n Then XMODEM file from the current record index transfer Print File Report starting with absolute PFx n PFx n record index or the last n records PFx n Then print the report from the current record index Stop printing report PFS PFS Print span filter report PSF PSF Clear File Data x 2 3 4 WEx C WFx C Read Date mm dd yy RD RD 05 10 01 Write Date mm dd yy WD 05 10 01 WD 05 10 01 Read Time HH mm ss RT RT 09 08 02 Write Time HH mm ss WT 09 08 02 WT 09 08 02 E Sampler 9800 Rev A Page 54 7 2 AutoMet Compatible Commands These commands are need to be compatible with MicroMet Plus Windows software They retrieve file 2 Command Description lt CR gt After three carriage returns
7. K Factor A user settable parameter from the SETUP CONCENTRATION screen Temp Comp A scale factor relative to the temperature E Sampler 9800 Rev A Page 59 8 8 1 Temperature Compensation Equation Temp Comp MD Temperature Slope Offset The typical range of this equation is 1 0 0 2 Item Description MD Temperature This is the MD engine electronics temperature sensor output 3610 J12 8 3610 U13 P6 6 in A D counts Slope The value is determined by the factory temperature test It is set from the Temp Correct Params screen Offset The value is determined by the factory temperature test It is set from the Temp Correct Params screen E Sampler 9800 Rev A Page 60 8 9 Data Logger The data logger is an AutoMet type compatible Data is stored periodically The period rate is set from the SETUP AVERAGE PERIOD screen 8 10 Alarm Events The following alarm events are supported When an event occurs it is logged in the alarm log The alarm log is viewed from the ALARM LOG or retrieved thru communication services Some of them control the alarm contact Item Description Alarm Contact POWER OUTAGE Occurs on every power up N INTERNAL COMM DOWN Occurs when the SPI communication link between the 3210 and 3610 boards have failed The alarm is cleared when the communication link is re established Y ZERO CALIBRATE ERROR Occurs when the zero ev
8. Press the MENU key to return to the Main Menu screen Press any atrow key to display the sensor output voltage E Sampler 9800 Rev A Page 38 5 5 Timed Status Screen STARTED DD MMM 20YY HH mm ss REMAIN DD HH mm ss TURN OFF EXIT Figure 24 Timed Status screen Display the start date and time and the remaining time of the sample Pressing the TURN OFF soft key stops the sampling mode Present the Operate Caution screen before executing the command Press the EXIT soft key to return to the Operate screen Press the ESC key to return to the Operate screen Press the MENU key to return to the Main Menu screen 5 6 Main Menu gt OPERATE SETUP CALIBRATE MEMORY ALARM LOG ABOUT Figure 25 Main Menu screen Press the A and 7 keys to traverse the menu list Press the SELECT key to select the menu item Press the ESC key to return to the Operate screen E Sampler 9800 Rev A Page 39 5 7 Setup Menu gt CLOCK AVERAGE PERIOD CONCENTRATION SAMPLING MODE FLOW CONTROL RH HEATER CONTROL ZERO MODE SPAN MODE BAUD RATE STATION ID ENGINEERING UNITS Figure 26 Setup Menu screen Press the A and keys to traverse the menu list Press the SELECT key to select the menu item Press the ESC key to return to the Main Menu screen 5 8 Set Clock 26 NOV 2001 07 21 35 DD MMM 20YY HH mm ss SET EXI
9. Sintered Brass Filter Figure 10 E Sampler Flow system E Sampler 9800 Rev A Page 20 The flow system is an integral component of the E Sampler To assist understanding the E Sampler flow system a complete description is included 1 Ambient air is sampled through the inlet at the flow setpoint To change the flow setpoint see section 5 9 2 Sampled air is measured by the optics and if a 47 mm filter is installed deposited on the filter 3 Sampled air is drawn through the pump protection filter This is a 5 micron pore size filter element part number 580292 For a complete list of E Sampler consumable and spare parts see section 3 3 6 Note this filter element is labeled on the front decal 4 Sampled airflow exits out the back of the filter block and through the first check valve to the vacuum side of the pump The tee fitting in this line connects to a second check valve This path is active when the E Sampler does an Auto Zero and the pump is reversed 5 Sample air exhausts through the pump to a second tee fitting A portion 10 of the air is re circulated through another check valve and into the Purge Filter The purge filter is a 0 2 micron filter part number 580302 This portion of air goes up to the optics It is used to continually curtain the optics with clean air that prevents dirt from depositing on sensitive components During the Auto Zero cycle 100 of the air is circulated through the 0 2 micron filter 6 The other
10. ZERO PERIOD A pick list of 15 MIN 1 HR 2 HR 12 HR 24 HR Press the MENU or ESC key to return to the Setup Menu screen Press the SAVE soft key to return to the Setup Menu screen with changes saved Press the EXIT soft key to return to the Setup Menu screen with changes not saved 5 16 Setup Span Mode SPAN MODE MANUAL SPAN PERIOD 15 MIN SAVE EXIT Figure 35 Setup Span Mode screen E Sampler 9800 Rev A Page 44 Parameter Description SPAN MODE A pick list of AUTO MANUAL SPAN PERIOD A pick list of 15 MIN 1 HR 2 HR 12 HR 24 HR Press the MENU or ESC key to return to the Setup Menu screen Press the SAVE soft key to return to the Setup Menu screen with changes saved Press the EXIT soft key to return to the Setup Menu screen with changes not saved 5 17 Setup Sampling Mode SAMPLING MODE CONTINUOUS SAVE EXIT Figure 36 Setup Sampling Mode screen Parameter Description SAMPLING A pick list of CONTINUOUS TIMED MODE On screen entry Sampling Mode is always CONTINUOUS Press the MENU or ESC key to return to the Setup Menu screen Press the SAVE soft key to save changes If CONTINUOUS is selected then return to the Setup Menu screen If TIMED is selected then go to the Setup Timed screen Press the EXIT soft key to return to the Setup Menu screen with changes not saved 5 18 Setup Timed STA
11. battery with the included cable It can also run continuously off AC power using the universal power supply The internal battery is any 12 VDC lead acid battery with maximum dimensions of 3 9 width 100 mm 3 85 height 98 mm and 6 length 150 mm Met One recommends using a YUASA NP12 12 battery To locate a YUASA battery dealer go to the following web site http www yuasabatteries com dealer_search asp E Sampler 9800 Rev A Page 14 For internal battery operation connect the internal battery cable to the battery a po gt gt Figure 5 Internal battery connection Plug the red wire into the positive side of the battery and the black wire to the negative side Plug the three prong connector into the E Sampler interconnect board and the unit is operational Note this cable has a fuse If the unit does not operate on a fully charged battery check the fuse The part number for a spare fuse is 590807 For a complete list of spare parts and consumables see section 3 3 6 For external battery connection connect the external battery cable to the battery and plug the watertight connector into the bottom of the E Sampler enclosure See Figure 6 If AC power is available use the universal power supply UPS Plug the UPS into the bottom of the E Sampler UPS External battery connection is shown in Figure 6 i CX A UPS External en Battery connection nie Y la h gt
12. from step 4 6 After the sample period has ended from step 5 remove the gravimetric filter and reweigh 7 Download the data and average the concentration for the entire sample period 8 Use the change in mass mg results from the gravimetric analysis and the total flow m3 through the filter to calculate concentration Total flow can be calculated from the known flow rate sample duration and Auto Span Zero info The Auto Span Zero causes the flow to stop for 2 minutes each time that they are done This time must be removed from the total flow calculation For instance if the flow rate was set to 2 LPM and Auto Span and Auto Zero were programmed for hourly operation then 2 minutes of each hour would not have flow going through the 47 mm filter This amounts to 2 LPM times 2 minutes or 4 liters of air Subtract this amount of air for every hour of the sample period Example Sample Time ST 120 hours Flow Rate FR 120 liters per hour Span Flow SF 1 minute per hour 2 liters per hour Zero Flow ZF 1 minute per hour 2 liters per hour Clean Filter weight CFW 77 643 mg Dirty Filter weight DFW 78 345 mg Light Scatter average concentration LSC 0 061 mg m Volume of Air Sampled ST FR ST SF ZF 120 120 120 2 2 14880 liters 14 88 m Mass Deposited DFW CFW 78 345 mg 77 643 mg 0 702 mg E Sampler 9800 Rev A Page 25 47 mm Average Concentration mass divided by vol
13. output full scale voltage can be set to 1 2 5 5 or 10 Volts in the SETUP screen from on the main menu The concentration range for any full scale voltage range is 0 to 1 mg m If the concentration exceeds 1 mg m the data is saved in the E Sampler internal data logger and may be downloaded to supplement the excursion period The E Sampler has a concentration range from 0 65mg m 3 2 Using the E Sampler The E Sampler is designed to make environmental monitoring simple and effective Applying power to the unit starts the E Sampler using the last programmed protocol Before starting a sample period the E Sampler Auto Zeros and Auto Spans to ensure accurate data When both self tests are complete the E Sampler will operate continuously until user intervention or low power 3 2 1 Normal Continuous Operation Each E Sampler is factory configured to operate in the normal continuous mode For a complete listing of factory settings see section 2 3 5 Depending on the type of sampling these settings may need to be modified To Start a continuous sample connect the E Sampler to a power source See section 2 3 3 for a complete list of power options If the E Sampler does not start press the TURN ON soft key shown in Figure 11 26 NOV 2001 07 21 35 CONC 0 000 MG M3 FLOW 2 0 LPM TURN ON Figure 11 The OPERATE screen in the OFF mode The E Sampler will run and collect data at the specified averaging period It will continue to ope
14. side of the tee fitting directs the air through a mass flow sensor Ambient Temperature and Pressure are measured and Actual flow is calculated Note the same amount of air that enters the inlet exits through the flow meter The purge air is a loop of re circulated air 3 1 4 Data System The primary purpose of the E Sampler is to gather useful data about the environment Information about airborne particulate concentration ambient temperature ambient pressure relative humidity wind speed and wind direction The data recorded by the E Sampler may be accessed through a number of different methods the LCD screen analog output TUS software Terminal software and MicroMet Plus or Air Plus software Standard to the E Sampler is a powerful 10 channel data logger A complete met system can be connected to the E Sampler and used for data validation or air pollution studies Every E Sampler comes standard with ambient temperature and pressure These values are used to calculate actual flow to maximize the accuracy of the cut point inlets In addition to ambient temperature pressure the E Sampler can be outfitted with the following meteorological sensors Wind Speed Wind Direction Relative Humidity E Sampler 9800 Rev A Page 21 Along with optional meteorological sensors the E Sampler stores all the important information relative to accurate ambient air concentration Below is a list of the parameters and measurements recorded by the E Sample
15. the SELECT key to select the menu item Press the ESC key to return to the Main Menu screen 5 21 Calibrate Ambient Temperature English Screen AMBIENT TEMPERATURE E SAM XXX X E REF XXX X F CALIBRATE DEFAULT Figure 40 English Calibrate Ambient Temperature screen Metric Screen AMBIENT TEMPERATURE E SAM an C REF xx x C CALIBRATE DEFAULT Figure 41 Metric Calibrate Ambient Temperature screen Parameter Description E SAM Real time E Sampler parameter reading REF Enter the current reference reading to calibrate to Press the MENU or ESC key to return to the Calibrate Menu screen Press the CALIBRATE soft key to calibrate to the reference conditions This is a single point calibration where the offset is REF E SAM Press the DEFAULT soft key to restore factory calibration 5 22 Calibrate Barometric Pressure English Screen BAROMETRIC PRESSURE E SAM 99 9 INHG REF 99 9 INHG CALIBRATE DEFAULT Figure 42 English Calibrate Barometric Pressure Screen E Sampler 9800 Rev A Page 47 Metric Screen BAROMETRIC PRESSURE E SAM 999999 PA REF 999999 PA CALIBRATE DEFAULT Figure 43 Metric Calibrate Barometric Pressure Screen Parameter Description E SAM Real time E Sampler parameter reading REF Enter the current reference reading to calibrate to Press the
16. the operate screen with out altering the operation of the unit E Sampler 9800 Rev A Page 36 Press TURN ON OFF to alter the operation of the unit and return to the operate screen E Sampler 9800 Rev A Page 37 5 4 Manual Zero and Span Screen MANUAL CALIBRATION KKKKKKKKKKKKKKKKKKOOD ZERO SPAN Figure 23 Manual Zero and Span screen Soft Left Key Function ZERO This key is active if the unit is configured for manual Zero Press to start Zero calibration While calibrating the percent progress bar is displayed When completed display the result of the calibration ZERO CALIBRATE FAIL ZERO CALIBRATE OK Calibration fails when the sensor voltage is below the limit Each range has its own limit The sensor voltage to the 3610 A D is divided by 2 0 0 5 range limit is 0 005 V 0 1 range limit is 0 003 V 0 10 range limit is 0 002 V 0 100 range limit is 0 000 V Soft Right Key Function SPAN This key is active if the unit is configured for manual Span Press to start Span calibration While calibrating the percent progress bar is displayed The calibration process is done in the 0 10 0 mg m3 range When completed display the result of the calibration SPAN CALIBRATE FAIL SPAN CALIBRATE OK Calibration fails when span reading is greater than 10 of factory reference Press the ESC key to return to the Operate screen
17. 3610 J12 7 P6 6 A6 MD Temperature 3610 J12 8 MUX ANO External RH 3620 JR3 1 MUX ANI Not used 3620 JR3 4 MUX AN2 Not used 3620 JR3 6 MUX AN3 Wind Direction 3620 JR2 3 MUX AN4 Not used MUX AN5 Not used MUX AN6 Not used MUX AN7 Not used PXI Internal Barometric Pressure PXI 6 1 1 Analog Specification Input Range 0 2 5 volts Resolution 12 bits E Sampler 9800 Rev A Page 51 6 2 Analog Input Channel Calibrations Pressure Description Range Offset Slope Mass Flow 0 6LPM Non linear Non linear Ambient Temperature 51 3 95 8 C 95 8 147 1 Internal RH 0 100 0 0 100 0 Battery Level 0 14 45 Volts 0 0 14 45 MD Concentration 0 100 mg m3 0 0 100 0 MD IOP 0 500 mA 0 0 500 0 MD Temperature 51 3 95 8 C 95 8 294 2 External RH 0 100 0 0 100 0 Not used Not used Wind Direction 0 360 Degrees 0 0 360 0 Not used Not used Not used Not used Internal Barometric 30000 110000 Pa 30000 0 80000 0 Output Equation Engineering Units A D counts 4095 Slope Offset MD Engine voltage outputs are divided by 2 6 3 Analog Outputs 6 3 1 Concentration Output There are 4 concentration output voltage ranges for each concentration range The ranges are 0 1 V 0 2 5 V and 0 5 V The reference DAC output for the 0 1 V range is 2 5 V because the reference DAC cannot go lower than 2 048 V E Sampler 9800 R
18. A 9441 i 1 OMe a4 gt B Si So E SAMPLER OO je Gi la a MA Figure 18 Detailed diagram for Consumables and Spare parts E Sampler 9800 Rev A Page 33 4 Menu System 4 1 Display and Keypad The user interface consists of a 4 line by 20 character LCD display and a 3 by 4 matrix keypad The keypad layout is as follows Soft Left Soft Right MENU Esc SELEC T gt v The Soft Left and Soft Right keys are associated with row 4 of the LCD display Their labels are controlled by the firmware Display characters 1 to 10 are used to label the Soft Left key and characters 11 to 20 are used to label the Soft Right key 4 2 Text Display Conventions All text is UPPER case E Sampler 9800 Rev A Page 34 5 User Interface Screens 5 1 About Screen MET ONE INSTRUMENTS 541 471 7111 WWW METONE COM E SAMPLER V1 23 Figure 19 About Splash screen Displayed for 2 seconds on power up 5 2 Operate Screen English Screen Metric Screen Press the A and y keys to traverse the parameter list E Sampler 9800 Rev A 26 NOV 2001 07 21 35 CONC 0 000 MG M3 FLOW 9 9 LPM TURN ON ZERO SPAN AT 999 9 E BP 999 INHG RH 999 WS 999 MPH WD 999 DEG BV 99 DIN Figure 20 English operate screen
19. MENU or ESC key to return to the Calibrate Menu screen Press the CALIBRATE soft key to calibrate to the reference conditions This is a single point calibration where the offset is REF E SAM Press the DEFAULT soft key to restore factory calibration 5 23 Calibrate RH RELATIVE HUMIDITY E SAM 99 REF 99 CALIBRATE DEFAULT d Figure 44 Calibrate RH screen Parameter Description E SAM Real time E Sampler parameter reading REF Enter the current reference reading to calibrate to Press the MENU or ESC key to return to the Calibrate Menu screen Press the CALIBRATE soft key to calibrate to the reference conditions This is a single point calibration where the offset is REF E SAM Press the DEFAULT soft key to restore factory calibration 5 24 Calibrate Flow E Sampler 9800 Rev A Page 48 SETPOINT E SAM REF CALIBRATE 4 0 LPM 9 9 LPM 9 9 LPM DEFAULT Figure 45 Calibrate Flow screen Parameter Description SETPOINT Calibration set point A pick list of 2 0 3 5 E SAM Real time E Sampler parameter reading REF Enter the current reference reading to calibrate to Press the MENU or ESC key to return to the Calibrate Menu screen Press the CALIBRATE soft key to calibrate to the reference conditions This is a two point calibration at 2 0 and 3 5 LPM Press the DEFAULT soft key to restore factor
20. RT AT DD MMM 20YY HH mm ss DURATION DD HH mm SAVE EXIT Figure 37 Setup Timed screen Parameter Description DATE Start date of timed sampling mode The default E Sampler 9800 Rev A Page 45 is Today s date TIME Start time of timed sampling mode The default is the current time DURATION Duration of sampling mode Range is 99 23 59 to 00 00 00 The default is 01 00 00 24 Hr Press the MENU or ESC key to return to the Setup Menu screen Press the SAVE soft key to return to the Setup Menu screen with changes saved The Operate screen TURN ON OFF soft key will now read TIMED Press the EXIT soft key to return to the Setup Sampling Mode screen with changes not saved 5 19 Setup Baud Rate BAUD RATE 38400 SAVE EXIT Figure 38 Setup Baud Rate screen Parameter Description BAUD RATE RS 232 serial port baud rate A pick list of 300 600 1200 2400 4800 9600 19200 38400 Press the MENU or ESC key to return to the Setup Menu screen Press the SAVE soft key to return to the Setup Menu screen with changes saved Press the EXIT soft key to return to the Setup Menu screen with changes not saved 5 20 Calibrate Menu gt CALIBRATE AT CALIBRATE BP CALIBRATE RH CALIBRATE FLOW Figure 39 Calibrate Menu screen E Sampler 9800 Rev A Page 46 Press the A and G keys to traverse the menu list Press
21. T Figure 27 Set clock screen Press the MENU or ESC key to return to the Setup Menu screen Press the SET soft key to return to the Setup Menu screen with clock set Press the EXIT soft key to return to the Setup Menu screen with clock not set E Sampler 9800 Rev A Page 40 5 9 Setup Flow Control FLOW MODE PM1 FLOW RATE 3 5 LPM SAVE EXIT Figure 28 Setup Flow Control screen Parameter Description FLOW MODE A pick list of flow rate names with preset flow rate set points FLOW RATE The flow rate set point is editable from 2 0 to 3 5 LPM Mode Rate LPM PM1 3 5 PM2 5 2 0 PM10 2 0 MANUAL 2 0 to 3 5 Press the MENU or ESC key to return to the Setup Menu screen Press the SAVE soft key to return to the Setup Menu screen with changes saved Press the EXIT soft key to return to the Setup Menu screen with changes not saved 5 10 Setup RH Control oe INTERNAL RH 5 0 0 RH SETPOINT 100 oe SAVE EXIT Figure 29 Setup RH control screen Parameter Description RH SETPOINT The RH set point Editable from 0 to 100 Press the MENU or ESC key to return to the Setup Menu screen Press the SAVE soft key to return to the Setup Menu screen with changes saved E Sampler 9800 Rev A Page 41 Press the EXIT soft key to return to the Setup Menu screen with changes not saved 5 11 Setup Station ID
22. ax 541 471 7116 E Mail service metone com Mail Technical Services Department Met One Instruments Inc 1600 Washington Boulevard Grants Pass OR 97526 E Sampler 9800 Rev A Page 2 Safety Notice The contents of this manual have been checked against the hardware and software described herein Since deviations cannot be prevented entirely we cannot guarantee full agreement However the data in this manual is reviewed regularly and any necessary corrections included in subsequent editions Faultless and safe operation of the product presupposes proper transportation storage and installation as well as careful operation and maintenance The seller of this equipment cannot foresee all possible modes of operation in which the user may attempt to utilize this instrumentation The user assumes all liability associated with the use of this instrumentation The seller further disclaims any responsibility for consequential damages Safety Conformity NOTICE A cnoic of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation exposure AA warnom product when properly installed and operated is considered a Class I laser product Class I products are not considered to be hazardous There are no user serviceable parts located inside the cover of this device Do not attempt to remove the cover of this product Failure to comply with this instruction could cause accidental exp
23. bration 3 3 1 Monthly Inlet Cleaning 3 3 4 Monthly Alarm Log 8 10 Bi Monthly Pump Check 3 3 3 Yearly Pump Filter 3 3 2 Yearly Purge Filter 3 3 2 Bi Annually Calibration Factory 5 Years Memory Battery 3 3 6 E Sampler 9800 Rev A Page 31 3 3 6 Accessories Consumables and Replacement Spare Parts Accessories Description Met One Part Number PM10 Sharp Cut Cyclone SCC 110 PM2 5 Sharp Cut Cyclone SCC 112 Weatherproof AC Power Supply EX 120 Wind Speed Direction Sensor EX 034 Shielded Ambient Relative Humidity Sensor ES 593 Phone Line Modem EX 961 Aluminum Tripod EX 905 12 AmpHr Battery YUASA 390048 Service and Recalibration SVC6085 Solar Panel Array Call Cell Phone Modem Call Radio Modem Call E Sampler 9800 Rev A Page 32 Consumables Description Figure Met One Part Number Purge Filter 7 580302 Pump Filter 4 580292 Brass Filter 8 580299 Memory Battery Lithium lon 13 9316 Replacement Spare Parts Description Figure Met One Part Number Rotary Vane Pump 9 680847 Check Valve 12 580073 Tee Fitting 11 580283 Flow Meter 10 9049 Spare Fuse for internal Battery Cable NA 590807 Black Aluminum 47 mm Filter Holder 2 Call Factory Black Aluminum Purge Filter Holder 5 8912 Black Aluminum Pump Filter Holder 3 8913 Oring for Pump Purge Filter Holder 6 720063 47 mm Plastic Filter Cartridge 1 460128 Knob for removal of 47 mm filter 14 1317 Internal RH Sensor NA 9359 External Temperature Sensor NA 9432 TSP Inlet N
24. e menu system Use the curser to highlight an entry and press MENU again to select that entry Pressing ESC will back up along the tree to the top 2 3 5 Basis Setup The E Sampler is factory configured to measure TSP Total Suspended Particulate on 1 hour averages continuously Once power is applied to the unit it will automatically begin to sample until the power supply drops below 10 5 VDC The following table lists the factory configuration for the E Sampler After each entry is the manual section detailing how to modify the factory settings Function Setting Manual Section Sample Period 1 Hour 5 12 Sampling Mode Continuous 5 17 AutoZero Every Hour 5 15 AutoSpan Every Hour 5 16 Flow Rate 2 0 LPM 5 9 Time Pacific Standard Time 5 8 Concentration Range 0 500ug m3 5 14 Analog Voltage 0 1 Volt 6 3 1 K Factor 1 0 5 14 Heater RH Setpoint 50 5 10 Communication Rate 9600 Baud 5 19 Station ID 0001 5 11 Engineering Units English 5 13 Cut Point TSP E Sampler 9800 Rev A Page 16 3 Operation of the E Sampler 3 1 E Sampler Sub Systems The E Sampler is a combination of different systems Each system can be individually checked and verified of proper operation These checks assure accurate data and uninterrupted operation The following sections detail each system and any applicable verification tests 3 1 1 Light Scatter System The heart of the E Sampler is the nephelometric measurement This measurement is based on the light scatter
25. enable AutoMet commands NO Display AutoMet data pointers File 2 p Modify modem data pointer b Begin XMODEM download of AutoMet data records File 2 Clear AutoMet logger memory File 2 with password d Set date with password t Set time with password Unit model and firmware version E Sampler 9800 Rev A Page 55 8 Operational Rules The E Sampler operational rules are articulated below 8 1 Turn ON Event The Turn ON event causes the follow state sequences Turn off the span calibrator Reverse the air pump to purge the chamber with clean air Switch the MD engine to the 500 ug m3 range Wait 45 seconds for the analog concentration output to stabilize Sample for 15 seconds and calculate and store the mean zero value Switch the MD engine to the 1000 ug m3 range Wait 45 seconds for the analog concentration output to stabilize Sample for 15 seconds and calculate and store the mean zero value Switch the MD engine to the 10 000 ug m3 range Wait 45 seconds for the analog concentration output to stabilize Sample for 15 seconds and calculate and store the mean zero value Switch the MD engine to the 100 000 ug m3 range Wait 45 seconds for the analog concentration output to stabilize Sample for 15 seconds and calculate and store the mean zero value Switch the MD engine to the 1 000 ug m3 range Turn on the span calibrator Wait 45 seconds for the analog concentration output to stabilize Sa
26. ent measures a MD engine output less than an alarm limit There is a limit for each range The alarm is cleared when the next zero event does not fail SPAN CALIBRATE ERROR Occurs when the span event measures a MD engine output greater than 10 of factory span reference The alarm is cleared when the next span event does not fail FLOW FAILED Occurs when the flow controller error has been greater than 5 of set point for 5 minutes The alarm is cleared when flow controller error is less than 5 of set point BATTERY WARNING Occurs when the battery level is less than 11 2 volts The alarm is cleared when the battery level is greater than 11 7 volts BATTERY FAILED Occurs when the battery level is less than 10 5 volts The alarm is cleared when the battery level is greater than the battery warning level E Sampler 9800 Rev A Page 61 9 Appendix A How to convert from Standard flow to Actual flow Any volumetric flow can be found from a standard flow using the Ideal Gas law The Ideal Gas Law in this situation is really a ratio of the temperature and pressure at referenced conditions 760 mmHg 25 C EPA STD Conditions versus Actual conditions of temperature and pressure DEFINITIONS Qx Volumetric flow at Actual conditions of pressure and temperature Qs Volumetric flow at standard conditions of 760 mmHg 1 atm and 25 C 298 13 K Tx Temperature at Actual conditions in Kelv
27. ents Inc be replaced or repaired and return freight prepaid In no case shall the liability of Met One Instruments Inc exceed the purchase price of the product This warranty may not apply to products that have been subject to misuse negligence accident acts of nature or that have or modified other than by Met One Instruments Inc Consumable items such as bearings are not covered under this warranty Other than the warranty set forth herein there shall be no other warranties whether expressed implied or statutory including warranties of fitness or merchantability E Sampler 9800 Rev A Page 4 Table of Contents 1 GE EE EE 9 LA Set Indicators A NEEN ates Aa 9 INTFOGUCTION Ka T TTT S 10 Ll Una o 10 2 2 Elei e EE 11 2 2 1 Die ue EE 11 2 2 2 Gravimetric Filter Method 11 E Getting Started TEE 12 2 3 1 MOUNT EE 12 2 3 2 Inlet FOALS E 13 2 3 3 ele E 14 2 3 4 Using the Menu System 0 ceescceececeeceeeeeneeeeeeeeceaeeeeaaesdeaaecneneesaaeeseaaesseneeseeeesaeeeeaaeesanees 16 2 3 5 EI EE 16 Operation of the E Sam pler inca 17 3 1 E Sampler Sub Systems AAA 17 3 1 1 Light Scatter Systems caia ia 17 3 1 2 Filter Collection System ooooocconncccncconocccononnnoncnnoncc conca non cnn 19 3 1 3 Fl W SystoM carita a a 20 3 1 4 Data ae td ld iii 21 3 2 Using the E Sampler iis sa 23 3 2 1 Normal Continuous Operation ccccceceseeceeeeceeeeeceaeeeeaeeceeeesaeessaaeseeeeeseaeeesaaeeeeaaesennees 23 3 2 2 Timed Operatio
28. er 9800 Rev A Page 6 Sch TUTON Er daa 56 AA CU EE 57 8 2 1 Auto Zero E 57 8 2 2 Manual Zero Eventer aaa A aa dica 57 8 3 Span Events nuipepa a aaa a a a a eed 57 8 3 1 Auto Span Event isinsin ada 58 8 3 2 Mangal Span Eventi ici 58 8 4 LCD Display Control a aaa paa aaa aaia aeaa Lha aa Ara EE a aa aiaa 58 GE e BE ut 58 8 6 Volumetric Flow Eousaton conc cn eikka PARKA KAKEKAT SCAR EUF TRAN CARERE FUUKA E REGNA 58 8 7 Volumetric FOW Eppes eet seed uereg Eden ea a anaa A aaa aa a aE aAa a 59 8 8 Concentration Equation iw eiriaa iaaa hav as 59 8 8 1 Temperature Compensation Eouation tn nncnnn nennen anneer neen 60 E MR ER EE 61 3 10 GEET Ee DEE EE eg 61 9 Appendix A How to convert from Standard flow to Actual flow 62 Table of Figures Figure 1 Light scatter by airborne particulate in the E Sampler 11 Figure 2 Pre weighing sampling and post weighing of the filters in manual samplers 12 Fig re 3 Mounting the Dreta ra A da 13 Figure 4 Inlet Heater installation ca 14 Figure 5 Internal battery connection eege 15 Figure 6 USP External Bat ee a eager 15 Figure 7 Clean air condition for the E Sampler Nephelometer ooooonoccnincnnococonoconnconnnconncconocannno 17 Figure 8 Light scatter due to airborne particulate oooooonncninnnicnnncnoccnoncnononononnnonncnnaconcnnccnccnncnn nono 18 Figure 9 Measured concentration increases with increasing RH 19 Figure 10 E Sampler Flow system da ts LA cu
29. er set point the inlet heater is activated to keep the RH from changing the true concentration Two checks are used to verify the accuracy of the nephelometer system which are Auto Zero and Auto Span Both can be configured to operate continuously at set time intervals or manually See section 5 15 and 5 16 for detail on the Auto Zero and Auto Span functions 3 1 2 Filter Collection System Downstream of the nephelometer measurement is the 47 mm filter The filter media can be selected depending on laboratory analysis The following table gives some general uses for different filter mediums Filter Medium Applications Polycarbonate SEM analysis Epifluorescent microscopy Reflective light microscopy Asbestos monitoring Chemotaxis Parasitology Cytology Nylon Bioassays particle analysis PVC medical Grade Silica analysis Black Carbon or quartz particulates Quartz Gravimetric Heavy Metals PTFE IEPA Standard for PM2 5 FRM samplers Gravimetric These filters may be purchased online at both Whatman and Millipore www millipore com www whatman com E Sampler 9800 Rev A Page 19 The E Sampler can be operated without a 47 mm filter element Only the cartridge is required to seal the flow path One of the most powerful uses for the 47 mm filter element is a gravimetric calibration of the continuous light scatter measurement All light scatter devices have inherent difficulties when converting light
30. ered light is collected at a near forward angle and focused on a photo diode that converts the light to an electric signal proportional to the amount of scattered light Figure 1 Light scatter by airborne particulate in the E Sampler Forty measurements are made each second and averaged to update the datalogged concentration every second To assure stable concentration data the E Sampler can Auto Zero and Auto Span Both can be programmed to activate at 15 minute to 24 hour time periods or they can be operated manually 2 2 2 Gravimetric Filter Method Standard equipment on the E Sampler is the 47 mm filter system This system is the second method to obtain airborne particulate data After the sample air has been measured by the light scatter system it is deposited on a 47 mm filter The material used in the 47 mm filter system can be selected based upon subsequent laboratory analysis E Sampler 9800 Rev A Page 11 One of the most important uses for the 47 mm filter is determination of a gravimetric K factor for the E Sampler Light scatter can measure particulate incorrectly due to index of refraction or particle size This has been a limitation with many light scatter instruments The solution has been to perform a side by side comparison with a filter based manual sampler Ma
31. es the factory default calibration 3 3 1 3 Pressure The next item to verify and calibrate if necessary is the pressure sensor Pressure is used to calculate Actual Flow Figure 14 is the metric pressure calibrate screen The following menu selections OPERATE CALIBRATE CALIBRATE BP locate this screen The E SAM heading is the pressure the E Sampler is measuring BAROMETRIC PRESSURE E SAM 999999 PA REF 999999 PA CALIBRATE DEFAULT Figure 14 Metric Calibrate Ambient Pressure screen The REF is what the reference pressure sensor is reading To calibrate the E Sampler pressure sensor enter the reference pressure reading into REF line by moving the cursor to the REF line and up down to change the value to match the reference reading Once the value is entered in press CALIBRATE The E Sampler will automatically recalculate the measured pressure to match the reference pressure Pressing DEFAULT restores the factory default calibration E Sampler 9800 Rev A Page 27 3 3 1 4 Flow Meter The final measurement used to find the Actual Flow is a mass flow meter This calibration must be done after both pressure and temperature have been calibrated Figure 15 is the flow calibrate screen The following menu selections OPERATE CALIBRATE CALIBRATE FLOW locate this screen SETPOINT 2 2 LPM E SAM 2 2 LPM REF 2 1 LPM CALIBRATE DEFAULT Figure 15 Flow calibration screen The setpoint i
32. essary A K factor test is simply comparing the E Sampler light scatter concentration to a gravimetrically determined concentration This test is straightforward with the E Sampler due to its gravimetric abilities 1 Choose the filter material For gravimetric analysis Met One recommends using a PTFE or Teflon filter 2 Pre weigh the filter according to standard protocol See 40CFR50 for more information or contact a reputable lab 3 Locate the E Sampler E Sampler should be in an open area away from buildings and the drip lines of trees 4 Determine the length of the test For good gravimetric results there should be 0 500 mg of mass deposited on the filter a Allow the E Sampler to operate for 24 hours b Download the data and average the concentration for all 24 hours c Multiply the flow rate by 60 1000 This converts the LPM to Cubic meters per hour E Sampler 9800 Rev A Page 24 d Multiply the result from c the flow rate in mir by the results from b mg m This gives the amount of mass that is deposited per hour mg hr e Divide 0 500mg by the results from d mg hr to find the amount of time needed to operate the E Sampler to calculate a K factor Example 24 hour average concentration 0 035mg m b Flow rate is 2 0 LPM multiply by 60 1000 0 12 m hr c 0 035 mg m 0 12 miir 0 0042 mg hr 0 500 mg 0 0042 mg hr 119 hours or 5 days 5 Program the E Sampler to Operate in Timed Mode for the duration calculated
33. ev A Description Location Concentration Output 3620 JR1 6 Common 3620 JR1 4 6 3 2 Concentration Output Equation The DAC output equation for ranges 0 2 5 V and 0 5 V is DAC 4095 Concentration Concentration Range The DAC output equation for range 0 1 V is DAC 4095 Concentration Concentration Range 0 4 6 4 Digital Inputs 6 4 1 Wind Speed Wind speed is measured in counts per seconds Channel Description Location P1 0 Wind Speed 3620 JR2 4 Description Range Slope Offset Wind Speed 0 28 44 98 m s 44 7 0 28 Output Equation Engineering Units A D counts 4095 Slope Offset 6 5 Digital Outputs 6 5 1 Alarm Contacts The alarm output is a pair of dry contacts The contacts are closed when no alarm is present The contacts are open when an alarm is present Description Location Alarm Contact 3620 JP1 1 Alarm Contact 3620 JP1 2 E Sampler 9800 Rev A Page 53 7 Communication Services The E Sampler can be controlled remotely by use the following command set Each command and response string begins with an Esc character 27 0x1B and is terminated with a carriage return 13 0x0D and a line feed character 10 0x0A An ASCII check sum follows each response X9999 Hardware protocol is RS 232 8 N 1 The Baud rate is selectable through the user interface The range is 300 to 38400 7 1
34. ibrate AT calibrate BP and file 2 report are affected Parameter Metric Metric English English Metric to Metric to Units Display Units Display English English Precision Precision Slope Intercept Temperature C 1 F 1 1 8 32 0 Pressure PA 0 INHG 1 0 0002953 0 0 Velocity M S 1 MPH 0 2 237 0 0 Press the MENU or ESC key to return to the Setup Menu screen Press the SAVE soft key to return to the Setup Menu screen with changes saved Press the EXIT soft key to return to the Setup Menu screen with changes not saved 5 14 Setup Concentration RANGE 0 65 MG M3 DAC RANGE 5 0 VOLT K FACTOR 10 000 SAVE EXIT Figure 33 Setup Concentration Screen E Sampler 9800 Rev A Page 43 Parameter Description RANGE Full scale concentration range in mg m3 A pick list of 0 0 5 0 1 0 10 0 65 AUTO DAC RANGE Full scale concentration DAC output range A pick list of 1 0 2 5 5 0 K FACTOR Concentration scale factor from 0 100 to 10 000 Press the MENU or ESC key to return to the Setup Menu screen Press the SAVE soft key to return to the Setup Menu screen with changes saved Press the EXIT soft key to return to the Setup Menu screen with changes not saved 5 15 Setup Zero Mode ZERO MODE MANUAL ZERO PERIOD 24 HR SAVE EXIT Figure 34 Setup Zero Mode screen Parameter Description ZERO MODE A pick list of AUTO MANUAL
35. in K Ts Temperature at standard conditions in Kelvin K Px Pressure at Actual conditions in Kelvin K Ps Pressure at standard conditions in Kelvin K n Number of moles of gas R Gas constant 0821 liters atm mole K or 82 1 cm atm mole K m Mass in grams g Maot Mass Flow g min The conservation of mass tells us that if mass flow is held constant over temperature and pressure then the following is true Maos Maotx Where Mots Mass flow at standard conditions Mdotx mass flow at actual conditions of temperature and pressure Using this relation and the Ideal Gas Law Yields the following equation mP mP Qoae m G nRT nRT Solving for Qx gives the following equation Q Q P T xX A P T Example Qs 16 7 LPM Ps 760 mmHg Ts 298 13K Px 710 mmHg E Sampler 9800 Rev A Page 62 Tx 303K 760mmhg 303K O 16 7LPM E 710mmhg 298 13K Answer O 18 16 LPM E Sampler 9800 Rev A Page 63
36. ire additional stability the tripod may be bolted to a firm surface using the 1 4 holes in the tripod feet Set the tripod on level ground 2 E Sampler attach the inlet heater tube if necessary Place the SCC and or the TSP head on the inlet heater tube See section 2 3 2 for inlet heater installation E Sampler 9800 Rev A Page 12 3 Lift up the E Sampler enclosure with the aerosol inlet oriented upwards Slide the slot on the back of the cabinet down over the tab on top of the tripod A 1 4 inch nut and bolt is provided to attach the bottom of the cabinet to the tripod Pole Mounting 1 Ifthe E Sampler is to be pole mounted use the provided bracket Figure 3 Mounting the bracket The bracket can be bolted to the pole or it can be clamped using a hose clamp of the appropriate size The hole pattern on the bracket is made for a flat head 4 20 6 mm fastener Met One recommends using this style and size of fastener Select the length based on the size of pipe 2 Use the bracket as the hole pattern Mark and drill 17 64 6 5mm diameter holes Insert the fasteners and tighten securely 3 Lift up the E Sampler enclosure with the aerosol inlet oriented upwards Slide the slot on the back of the cabinet down over the tab on top of the bracket 4 The tab on the bottom of the E Sampler can either be bolted to the pipe or clamped using a similar hose clamp Wall Mounting 1 Ifthe E Sampler is to be wall mounted use the
37. loaded data are in a CSV file This file type can be automatically opened with EXCEL or most spreadsheet programs Met One offers a number of automatic programs that will download the data graph log error and signal alarms based on preset criteria The software comes in two packages MicroMet Plus or MicroMet AQ Both simplify data collection validation and viewing E Sampler 9800 Rev A Page 22 To download data install the software on a computer TUS MicroMet Plus or MicroMet AQ Open the program and follow the instructions per the software package to configure and download the data Make all the necessary connections and download If the software is TUS open the CSV file with a spreadsheet or use the print function of TUS to view the data The E Sampler data can also be downloaded using a terminal program HYPERTERMINAL and ESC commands see section 7 1 for command details The E Sampler also has a voltage output for concentration All E Samplers are supplied with a communication cable A portion of the cable is used for Serial downloads while another portion provides the concentration voltage output The communication cable terminates into a 9 pin serial connector Out of the back of the connector are two wires a black and a white wire The black wire is common while the white wire is the concentration voltage Connect these wires to an external data logger to record concentration data on a central logger The concentration
38. lter Holder TUS Software TSP Inlet Digital Output Cable Instruction Manual Internal Battery Cable 3 16 Allen wrench Mounting Bracket If purchased the following options may also be included Sharp Cut Cyclone for PM10 PM2 5 or PM1 Extra 47 mm Filter holder Aluminum Tripod MicroMet Plus or AIR Software Radio Modem Phone Modem GOES Satellite System Wind Speed Direction Sensor Ambient RH External battery Cable Weatherproof Enclosure with AC power supply If any of the above components are missing contact the Met One service department at service metone com or 541 471 7111 Keep the carton and packing material for reuse E Sampler 9800 Rev A Page 10 2 2 E Sampler Overview The E Sampler is a combination of two technologies each with strengths and weakness These two systems are light scatter as a measurement of airborne particulate and the gravimetric method for determination of airborne particulate 2 2 1 Light Scatter The E Sampler uses light scatter from suspended particulate to provide a continuous real time measurement of airborne particulate An internal visible laser diode is collimated and directed through sample air This sample air is drawn into the E Sampler by an internal rotary vane pump Flow rate is controlled based on actual conditions for accurate cut points through the sharp cut cyclone When particulate laden sample air intersects the laser beam a portion of the light is scattered The scatt
39. mple for 15 seconds and calculate and store the mean span value Switch the MD engine to the user concentration range setting Turn off the span calibrator Set the air pump forward to draw outside air into the chamber Wait 30 seconds for the air pump to stabilize Start sampling E Sampler 9800 Rev A 8 2 Zero Event A zero event determines the zero output value of the MD concentration sensor A zero event can be initiated two ways AUTO or MANUAL The method is set from the SETUP ZERO MODE screen The Zero event causes the follow state sequences Turn off the span calibrator Reverse the air pump to purge the chamber with clean air Wait 45 seconds for the analog concentration output to stabilize Sample for 15 seconds and calculate and store the mean zero value Set the air pump forward to draw outside air into the chamber Wait 30 seconds for the air pump to stabilize Start sampling 8 2 1 Auto Zero Event When set to AUTO mode a zero event occurs periodically at the period set from the SETUP ZERO MODE screen 8 2 2 Manual Zero Event When set to MANUAL mode the user can initiate a zero event from the operate screen The MANUAL mode command is only available when the unit is on and sampling SA Span Event A span event determines the span output value of the MD concentration sensor A span event can be initiated two ways AUTO or MANUAL The method is set from the SETUP SPAN MODE screen The Span event causes the foll
40. n EE 24 3 2 3 K Factor Operation ane ein ee aAa aa 24 3 3 Maintaining the E Sampler ccccccccececeeeceeneeeeeneeceeeeeesaeeeeneeseaeeeseaeeeeaaeseeneeseaeeesaesseaaeesnees 26 3 3 1 Flow Calibration EE 26 3 3 1 1 KEE 26 3 3 1 2 EE EE 26 3 3 1 3 PES A A A rai 27 3 3 1 4 FOW Metroid A pinata eae AEE ener nett eet 28 3 3 2 Filter Change Sa ida 28 3 3 3 PUMP Maltenance seieren eaa dra dra 29 3 3 4 Inlet Gleaning ws notices feet eens eet eis ed eee See ie eee 30 3 3 5 Maintenance Schedule succionar aan eae 31 3 3 6 Accessories Consumables and Replacement Spare Parts s esseesseesseesseeee neeese nenene 32 A A AA 34 AT Display ue Keypa HE 34 4 2 Text Display CONVENTIONS s aniei iii a A iaaa e aa aa 34 User Interface Screens iia nnmnnn nnne 35 DT About Screenstsnvcicen ee EEN 35 52 Operate EEN 35 5 3 Operate Caution Green 36 5 4 Manual Zero and Span Gcereen AER 38 E Sampler 9800 Rev A Page 5 5 5 Timed Status Screen a a a aaa e rea a a a a a aea radari 39 50 Man MEN A A a a a en at ah 39 S7 Setup Menus nini peepi ae a 40 58 Set leet Ee MEA aia 40 5 9 lt Set p FOW eur EE 41 5 10 Setup RA Kee dee Ea a as 41 5 11 Setup Station Dove A AA ee 42 5 12 Setup Average Period oooooccnccconncccnocicononcnnnncnconc cnn nn nana cnn cnn rca 42 5 13 Setup Engineering Unit 43 5 14 Setup Concentratton aran c cr n nn nn 43 SU Ze Bee is o o don o 44 5 16 Setup Span Mode ici RR ida 44 5 17 Setup Sampling Mode
41. ng a simple leak check Remove the inlet s and block the flow using the vinyl plastic cap that the E SAMPLER was shipped with The flow rate should drop to less than 0 3 LPM If the flow is greater than 0 3 LPM the flow system must be check out Check the flow system out be removing upstream components and redoing the leak check When the leak check drop the last item removed has the leak Replace worn parts such as o rings or connectors For a complete diagram of the flow system see Figure 10 3 3 1 2 Temperature The first item to verify and calibrate if necessary is the temperature sensor Temperature is used to calculate Actual Flow E Sampler 9800 Rev A Page 26 Figure 13 is the metric temperature calibrate screen The following menu selections OPERATE CALIBRATE CALIBRATE AT locate this screen The E SAM heading is the temperature the E Sampler is measuring AMBIENT TEMPERATURE E SAM 24 3 C REF xx x C CALIBRATE DEFAULT Figure 13 Metric Calibrate Ambient Temperature screen The REF is what the reference temperature sensor is reading To calibrate the E Sampler temperature sensor enter the reference temperature reading into REF line by moving the cursor to the REF line and up down to change the value to match the reference reading Once the value is entered in press CALIBRATE The E Sampler will automatically recalculate the measured temperature to match the reference temperature Pressing DEFAULT restor
42. ng the disassembly steps 3 3 4 Inlet Cleaning Depending on the particulate being sampled the inlet used on the E SAMPLER will change All units will use a TSP head In addition to the TSP head sharp cut cyclones may be used to remove particles greater than the cut point These inlet need to be periodically cleaned The time interval between cleanings depends on the particulate load Met One recommends cleaning the inlets once a month and based on the accumulation increase or decrease this interval a NS d ks i NS lt INLET HEAD N A Su d D 7 DUST CAP Figure 17 Inlet diagram Cleaning requires compressed air isopropyl alcohol and a lint free cloth Remove the inlet s from the E SAMPLER and disassemble as shown in Figure 17 Clean the TSP inlet head by loosening the 3 screws and separating the head into two parts Clean the inside and outside of both with the lint free cloth wetted with isopropyl alcohol The cyclone does not need to be disassembled each time the inlet is cleaned Simply empty the dust cap and blow out the cyclone with compressed air Once a year the cyclone should be disassembled completely and cleaned with isopropyl alcohol The cyclone can be disassembled by removing the three Allen head screws and pulling it apart E Sampler 9800 Rev A Page 30 3 3 5 Maintenance Schedule Time Period Item Manual Section Monthly Leak Check 3 3 1 1 Monthly Flow Cali
43. nual samplers weigh the 47 mm filter at standard conditions in a laboratory then pull a known amount of air through the sample and finally re weigh the filter The change in weight ug divided by the amount of air drawn m through the manual sampler is equal to the concentration ug m Figure 2 Pre weighing sampling and post weighing of the filters in manual samplers The manual sampler method is the standard measurement technique in most countries It is very accurate and yields repeatable data In the E Sampler determining the K factor is simple The volume of air is automatically calculated by the E Sampler The concentration from the light scatter instrument is totaled and by simply inputting the change in weight of the gravimetric filter a K factor is computed The E Sampler does not need to be operated with a 47 mm filter All that is required is the 47 mm cassette to seal the flow system 2 3 Getting Started 2 3 1 Mounting All E Samplers have hardware features that enable them to be mounted on a tripod round or square pole or wall mounted Met One offers a rugged all aluminum tripod for quick easy deployment Met One Tripod The EX 905 tripod was designed specifically for the E Sampler The integral mounting system sets up in less than 5 minutes 1 Tripod lift the tripod and remove the three lock pins Spread the tripod legs and re insert the three lock pins If the E Sampler is to be used under conditions that requ
44. of airborne particulate Air is actively drawn into the light scatter sensor nephelometer with a flow controlled rotary vane vacuum pump The nephelometer has a light source low power laser diode with collimating optics scattered light collection optics and a photo detector circuit The flow path for the air crosses the path of the laser diode When the air is clean no airborne particulate the laser diode is extinguished in a light trap see Figure de E a TT IT S A Figure 7 Clean air condition for the E Sampler Nephelometer This clean air condition without scattered light is the auto zero condition During an Auto zero the E Sampler filters the air through a 0 2 micron pore size 99 99 efficient filter element before it enters the sensor The E Sampler will automatically zero itself on a programmed basis See Section 5 15 for details During normal sampling the incoming air will contain airborne particulate The particulate follows the air stream and enters the sensor This particulate is what scatters the light that is collected and measured See Figure 8 The scattered light is proportional to amount of particulate in the air There is a linear relationship between the scattered light and the mass of particulate in the E Sampler to concentrati
45. ons greater than 100000 ug m3 E Sampler 9800 Rev A Page 17 Kar ck eq EC HA PA Figure 8 Light scatter due to airborne particulate The scattered light is collected and focused on a silicon photo diode The output from the photo diode is temperature compensated and recorded in the internal datalogger at the programmed averaging period Particulate weight per unit volume mg m3 is the standard measurement for the E Sampler Met One has found that the relative humidity RH of the air has an influence upon the measurement of particulate weight by nephelometers A recent study in Atmospheric Environment showed that RH could drastically affect the concentration measurement In Figure 9 the desired concentration ratio is 1 At RH values greater than 50 this ratio begins to increase due to particle aggregation particle size increases as water is absorbed E Sampler 9800 Rev A Page 18 f j e A is ie E bag Zei d e B jar _ D mn amp f 1 1 A a ra as E ess es la Js NI Dei de dy EA H i rt W Th IT Il Fialalova dm edly a e a Ae An eu ayha eet Figure 9 Measured concentration increases with increasing RH The E Sampler prevents this through a unique heated inlet that uses an internal RH sensor The RH of the incoming air is measured and at a custom
46. ooocccnccconococonococonccononanononnnnncc cnn cnn nn nn narran rre rra r nan r rra nan n an nennen 45 518 SOtUp TIMO ida a Ai aa tds 45 5 19 Setup RE KEE 46 5 20 Calibrate Mona A A A eet et 46 5 21 Calibrate Ambient Temperature cocccccincccnnnccononnnonacnnonccnnnncnn nn nnnnnn cnn rca n anna rre n ran rana nannccns 47 5 22 Calibrate Barometric Pressure oooconnccincccnonccononnnonoccnoncnnnnrn cnn nn crac anar n nr 47 5 29 Calibrate RH A A ee ate 48 5 24 Calibrate low egene aaa 48 5 25 Memory Green 49 5 26 Memory Caution Green 50 6 Analog and Digital Services cccccconnnnnnccccccncnonennnanananaccncncnnnnnnnnnnnc cn nerrnnnnnnnana 51 6 1 Analog Input Channel Assignment ooccccnncccnnonononoccnoncccnnncnononanann cnn nn aran nan nn cnn nr r arrancan 51 6 1 1 Analog Gpechflcation nandit yandi e aaa ape d aa ee raa a daaa a aiaa 51 6 2 Analog Input Channel Calbratons nana nnnc cnn rana 52 6 3 Analog Rer TEE 52 6 3 1 elle uge ei Ru iii di di daa es 52 6 3 2 Concentration Output Eouatton canon nnnn cnn nc ran narran 53 6 4 Digital INpuls eu ae a a eee eed eas 53 6 4 1 Wind Speedy eg scans ac eel hehe Aa 53 6 5 Digital Ut US ula it taaan a Satan 53 6 5 1 A Belle 53 7 Communication Services coommnnccnnnnncnnnncnnnnnnnnancccccnnnonnnnnnnnc cnn rre 54 A eege eebe geeeebedee eege eech 54 7 2 AutoMet Compatible Commands oooccccnccnnnnicinoncnnnccccnnnnn non nn nn cnn nc cnn ranas 55 8 Operational Rules iio 56 E Sampl
47. osure to laser radiation This system contains a laser operating at 670 nm This wavelength is visible to the naked eye and can cause damage to the eye if directly exposed The unit is protected by a protective housing To avoid the possibility of accidental exposure always power down the system any time service or repair work is being preformed There are no user serviceable parts located inside the cover of this device Do not attempt to remove the cover of this product Failure to comply with this instruction could cause accidental exposure to laser radiation Repair of instrumentation manufactured by Met One Instruments Inc should only be attempted by trained manufacture service personnel E Sampler 9800 Rev A Page 3 Electrical amp Safety Conformity The manufacture certifies that this product operates in compliance with following standards and regulations e FDA CDRH This product is tested and complies with 21 CFR Subchapter J of the health and Safety Act of 1968 e US 21 CFR 1040 10 Warranty Products manufactured by Met One Instruments Inc are warranted against defects in materials and workmanship for a period of 1 year from the date of shipment from the factory Offered products not manufactured by Met One Instruments Inc will be warranted to the extent and in the manner warranted by the manufacturer of that product Any product found to be defective during the warranty period will at the expense of Met One Instrum
48. ow state sequences Switch the MD engine to the 1 000 ug m3 range Turn on the span calibrator Wait 45 seconds for the analog concentration output to stabilize Sample for 15 seconds and calculate and store the mean span value Switch the MD engine to the user concentration range setting Turn off the span calibrator Set the air pump forward to draw outside air into the chamber Wait 30 seconds for the air pump to stabilize E Sampler 9800 Rev A Page 57 e Start sampling 8 3 1 Auto Span Event When set to AUTO mode a span event occurs periodically at the period set from the SETUP SPAN MODE screen 8 3 2 Manual Span Event 8 4 8 5 8 6 When set to MANUAL mode the user can initiate a span event from the operate screen The MANUAL mode command is only available when the unit is on and sampling LCD Display Control The LCD display is cleared and the backlight is turned off when there have been no key presses for the last 30 minutes RH Control Turning an inlet heater on and off controls the inlet RH to the chamber The inlet heater is connected to the 3610 J10 connector The RH set point is set from the SETUP RH CONTROL screen RH control occurs when the air pump is running in the forward direction drawing air into the MD engine The heater is on when the RH is less than the RH set point The heater is off when the RH is less than the RH set point minus 1 The heater is off when the pump is off or purging the chambe
49. provided bracket Bolt the bracket to the wall see Pipe Mounting for details 2 Lift up the E Sampler enclosure with the aerosol inlet oriented upwards Slide the slot on the back of the cabinet down over the tab on top of the bracket 3 Bolt the tab on the bottom of the E Sampler to the wall 2 3 2 Inlet Heater The E Sampler is shipped without the inlet heater assembled This assembly consists of three 6 32 socket head screws with locking washers aluminum inlet with heater wrap and a plastic housing Follow the directions and Figure 4 to assemble the Inlet Heater E Sampler 9800 Rev A Page 13 TJ TSP inlet i SCE 112 for Ki PM2 5 SCC 110 for PM10 Figure 4 Inlet Heater installation 1 Insert the aluminum inlet tube into the E Sampler top Connect the Heater power connector 2 Remove the plastic nut washer and rubber gland fitting from the plastic housing 3 Slide the plastic housing over the aluminum inlet tube and align the holes in the housing with the mating holes on the top of the E Sampler 4 Insert the three 6 32 socket head screws with locking washers and tighten 5 Slide the rubber gland washer and plastic nut over the top of the aluminum inlet and firmly tighten the nut 6 Note all units must be operated with the TSP inlet Optional Sharp Cut Cyclones may be added 2 3 3 Power The E Sampler is a battery operated instrument It can sample using its internal battery or an external
50. r Sample Period Concentration with data time Averaging period Concentration 1 5 15 60 minute with data time Battery Voltage Errors with data time Flow Values Once the data are stored retrieval of the data can be done a number of ways The E Sampler allows front screen viewing of the stored data 26 NOV 2001 07 21 35 CONC 0 000 MG M3 FLOW 1 9 LPM TURN ON ZERO SPAN ATi 99 9 BP 999999 PA RH 999 WS 999 M S WD 999 DEG BV 99 9 V Press the A S R A and B keys to traverse the parameter list Pressing the Up Down arrows moves the viewed window down or up the list In the diagram above all that would be viewed is the two concentration values Pressing the down arrow once moves the viewed window down and FLOW and WS would then be in the viewed window Pressing the Right Left arrows moves the screen to historical data Once the viewed window is in historical data the time in the top line of the viewed window will reflect the time of the historical record and SAMPLING will not appear in the window Press ESC and the viewed window will go back to the current values The data can also be downloaded from the E Sampler by any number of methods Each E Sampler is supplied with TUS software This software automatically finds connection speeds and hardware used to download data i e RS232 GOES satellite modems and Cell phone Radio modems Met One can supply any configuration mentioned above The down
51. r Volumetric Flow Equation Flow 273 15 AT 273 15 101325 0 BP MF Slope Offset E Sampler 9800 Rev A Page 58 Item Description Sensor Location AT Ambient temperature C 3610 J18 BP Barometric Pressure Pa 3610 PX1 MF Mass Flow SLPM 3610 J16 Slope Calibration correction factor determined by the CALIBRATE FLOW screen Offset Calibration correction factor determined by the CALIBRATE FLOW screen 8 7 Volumetric Flow Control The volumetric flow controller is a set point controller It is active when the pump is commanded to pull outside air into the chamber The pump is controlled by a Pulse Width Modulator circuit PWM The control equation is error LPM set point volumetric flow PWM error gain PWM The initial PWM value is 1000 The gain is equal to set 100 8 8 Concentration Equation Conc Raw Conc Zero Factory Span Ref Field Span K Factor Temp Comp Item Description Raw Conc The raw concentration is the output 3610 J12 5 of the MD engine It has four 4 full scale ranges 0 5 1 0 10 0 and 100 0 mg m3 The range setting is controlled by 3610 U13 P2 6 and P2 7 Zero The Zero value is determined by the outcome of the Zero event Factory Span Ref The Factory Span Reference is determined from the Factory Span screen Field Span The Field Span reading is the mean of the past 24 span sample events
52. rate indefinitely or until power interruption If the power E Sampler 9800 Rev A Page 23 interruption is temporary the unit will Auto Zero and Auto Span once power is restored and continue to operate Each power failure is logged in the Alarm log For a complete list of alarms see section 8 10 3 2 2 Timed Operation If the E Sampler is being used in certain monitoring situations where comparison are being made between collocated units the Timed Operation will allow easy synchronizing of sampler periods Figure 12 shows the Timed Operation screen START AT DD MMM 20YY HH mm ss DURATION DD HH mm SAVE EXIT Figure 12 The E Sampler Operation screen This screen has two date inputs Start time and sample duration The Start time is the Day and time that the E Sampler will begin to sample The duration is the length of time the E Sampler will continue to sample This feature will allow the E Sampler to start a sampler period in the future to conserve battery life or to meet collocated criteria The DURATION can be set as long as 99 days 23 hours and 59 minutes Besides collocation and battery conservation the Timed Operation is useful for K factor determination When using the Gravimetric 47 mm filter system to compare to the light scatter system it is useful to have a set sample period 3 2 3 K Factor Operation To increase the accuracy of the E Sampler at a certain location a K Factor test may be nec
53. rs This amounts to 6 months of operation Many pumps will last longer than 6 months but it is good to have a spare unit The pump can be tested by changing the flow setpoint to 3 0 LPM as shown in section 5 9 After the flow has been set to 3 0 LPM calibrate the flow as shown in section 3 3 1 4 If the pump is capable of calibration at 3 0 LPM it is a good pump If the pump is unable to be calibrated at 3 0 LPM it will need to be replaced Pump replacement involves removing the E Sampler electronics from the outdoor enclosure and replacing the pump with a new pump The part number to order a new pump is 680847 1 Remove the inlet see section 2 3 2 2 Disassemble the E Sampler electronics by removing the 4 Phillip head screws 7 _E SAMPLER j o O O H al a A gt 8 a 2 Screws lt ge pune 7 2 Screws l OO Mei ooa nergmera 3 Carefully remove the electronics module Set the module down on a clean static free work mat 4 Locate the pump Remove the Tygon tubing from the vacuum and pressure ports Note which tube connected to the vacuum side and pressure side Each pump has a V or a P by the two ports to indicate the direction of the pump port E Sampler 9800 Rev A Page 29 5 Remove the pump from the spring clip bracket and unplug the electrical connector 6 Connect the new pump to the Tygon tubing and press back into the spring clip bracket Re assemble by reversi
54. s selectable to three points These three points are determined by the Flow Setpoint programmed in the FLOW CONTROL menu see section 5 9 The set points are the flow setting Flow setting 0 2 LPM and Flow setting 0 2 LPM from the programmed flow setting This linearizes the output of the flow meter in the desired flow range l y DO a Select the lowest SETPPOINT Connect the reference flow meter to the inlet of the E Sampler The reference flow meter should have accuracy of 1 Wait for the pump to stabilize approximately 2 minutes Enter the reference flow meter reading into REF line Select the highest SETPOINT and repeat steps 3 4 Select the middle SETPOINT and check that the reading is within 0 1 LPM If it is not within tolerance press default and repeat the procedure 3 3 2 Filter Changes Each E Sampler has two internal filters that provide protection and clean purge air The expected lifetime of the two filters is greater than one year The filters are easily accessible through the front panel E Sampler 9800 Rev A Page 28 3 3 3 So E SAMPLER O O O NA PUMP PURGE lt FILTER FILTER oL Met One Instruments e Figure 16 Filter location diagram Depending on the sample environment these filters will need to replaced or checked yearly Pump Maintenance The internal rotary vane vacuum pump has an expected lifetime of 5000 hou
55. scatter to mass Index of refraction and mean particle diameter can affect the amount of light scattered from the same amount of mass The simplest solution is to compare the light scatter concentration for a set period of time with a gravimetric concentration over the same period of time Comparing the concentrations will yield a K factor that can be entered into the E Sampler All subsequent concentration values will be adjusted by this K factor See section 3 2 3 for details on this procedure 3 1 3 Flow System One of the automated tests the E Sampler does to assure quality data is the Auto Zero This feature is possible because of a unique Met One flow system The DC pump is able to reverse the flow direction when the voltage polarity is reversed A series of low pressure check valves redirects the flow path through a 0 2 micron filter element The filtered air is then used to flush the optical chamber and remove any airborne particulate A measurement is made of clean filtered air and a baseline established Figure 10 gives the details of the flow system Check Valves 3 Vacuum Pump Tell 1 r K Al TAN Clean Air rain AN Purge Flow 7 all y NULA Flew Ht External Filters am Meter dt ST eege E e Wh eg BE LA oo g
56. ss ee da gees 20 Figure 11 The OPERATE screen in the OFF mode csssicctsaaiasisnteanteeacsdansonissneetounsansenatsunctatiantenee 23 Figure 12 The E Sampler Operation Selena dis 24 Figure 13 Metric Calibrate Ambient Temperature screen sesessesessssseseessesessesresesseseesrsseesessesee 27 Figure 14 Metric Calibrate Ambient Pressure screen vn io 27 Figure 15 Flow calibration Steen ainia di dai 28 Figure 16 Filter location diagrami rr da idad ba rias 29 Figure A EE 30 Figure 18 Detailed diagram for Consumables and Spare parts 33 Figure 19 About Splash SCT etl eier A TO RAE 35 Figure 20 English operates iii 35 Figure 21 Metric Cperat e SCre cite eege 35 Figure 22 Caution Scree ee 36 Figure 23 Manual Zero and Span Screen adi ii 38 Fig re A O et 39 Piste 2 Mam Ment SCre iaa 39 E Sampler 9800 Rev A Page 7 Figure 26 Setup Menu Cria 40 Era NS clock Sereen A A 40 Fig re 28 Setup Flow Control sere td 41 Fig re 29 Setup RH control Cde 41 Figure 30 Setup Station IDO Cr ni irnos 42 Figure 31 Setup Averaging Period CFE Sn 42 Figure 32 Setup engineering units SCreen eege een 43 Fig re 33 Setup Concentration Screen rimoni a ataa eaii i Ea E aS 43 Figure 34 Setup Zero Mode SCT Mii dades 44 Figure 35 Setup Span Mode iaa 44 Figure 36 Setup Sampling Mode e as dle a o 45 Figure 37 Setup Timed SCT dd o 45 Fisuie 3s Setup Baud Rate sr it USAR 46 Fig re 39 Calibrate Mem EE 46 Figure 40 English Calibrate Ambient Temperature screen 47 Figure
57. ume of air 0 702 mg 14 88 m 0 047 mg m Light Scatter Average Concentration is taken from the average for the total sample period from the downloaded data K factor 47 mm Average concentration light scatter average concentration 0 047mg m 0 061 mg m 0 77 Enter this value in the Setup Concentration screen see section 5 14 Once this value is entered all concentration values will be adjusted by this value 3 3 Maintaining the E Sampler 3 3 1 Flow Calibration Flow rate is important in the E Sampler for two reasons The primary reason is for the cut point in the sharp cut cyclone The momentum of the particles determines the cut point in a cyclone Momentum is a product of the velocity multiplied by the mass As particles enter the cyclone they are accelerated to a certain velocity that will separate particles at the cut point The velocity in the cyclone is dependent on flow rate in actual conditions For a better understanding of actual and standard flow see section 9 The E Sampler controls the flow to actual conditions to maximize the cut point in the cyclone Actual flow is based on the ambient temperature and pressure so these measurements must be verified calibrated along with the flow rate Secondly if the gravimetric 47 mm filter will be used it is important to know the volume of air sampled through the filter 3 3 1 1 Leak Check Prior to a flow calibration the integrity of the flow system should be check by doi
58. y calibration Both calibration points 2 0 and 4 0 are restored When the screen is entered the pump is turned on and the flow controller is set to maintain the flow at set point When the screen is exited the pump is turned off 5 25 Memory Screen MEMORY 99 REMAINING 999 9 DAYS REMAINING CLEAR EXIT Figure 46 Memory screen Parameter Description REMAINING Percent of unused memory DAYS Days remaining until circular buffer is full REMAINING Press the MENU or ESC key to return to the Main Menu screen Press the CLEAR soft key to clear memory with Caution screen Press the EXIT soft key to return to Main Menu E Sampler 9800 Rev A Page 49 5 26 Memory Caution Screen Press the MENU or ESC key to return to the Main Menu screen Press the YES soft key to clear memory and return to Main Menu screen gt gt gt gt gt CAUTION lt lt lt CLEAR DATA LOGGER MEMORY NO lt lt YES Press the NO soft key to return to Main Menu screen without clearing memory E Sampler 9800 Rev A Page 50 6 Analog and Digital Services 6 1 Analog Input Channel Assignments Channel Description Location P6 0 A0 Mass Flow 3610 J16 P6 1 A1 Ambient Temperature 3610 J18 P6 2 A2 Internal RH 3610 J20 P6 3 A3 Battery Level 3610 TP9 P6 4 A4 MD Concentration 3610 J12 6 P6 5 A5 MD IOP

E-Sampler Operation Manual

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