Home

QRAE II Manual

1. Main Display TWA or AVG Reset Peak amp Min Peak amp Min Cleared LEL Span Gas i PAD voltage LEL Measurement Gas ime attery shuto Temperature Run time Use MODE key 9 to advance except where noted Peak This tells you the highest reading for each sensor since the QRAE II was turned on Press Y twice to clear the Peak and Min or MODE once to advance to Min Page 16 QRAE II User Guide Min This tells you the lowest minimum reading for each sensor since the QRAE II was turned on Press Y twice to clear the Peak and Min or MODE once to advance to STEL STEL This provides Short Term Exposure Limit STEL data These are based on 15 minute STEL values of H2S and CO in ppm and 8 hour Time Weighted Average TWA TWA The TWA time weighted average reading is the average reading of the gas concentration times the fraction of 8 hours that the monitor has been on AVG The AVG average is the running average from the time the monitor was turned on Battery Voltage amp Shutoff Voltage This tells you the battery s voltage right now and the voltage at which the QRAE II will shut off This varies depending on whether a Li ion battery or an alkaline battery adapter is used Run time This tells you in hours and minutes how much time has elapsed since the QRAE II was turned on Run time resets to 0 00 every time the QRAE II is turned on Date Time and
2. Data cable s DB9 connector connect other end to PC Connector to AC DC adapte o o Eo S oc g E DC 12VIN PC COMM Connectors on back of Charging Cradle The QRAE II s cradle connects via a DB9 9 pin connector to a computer running ProRAE Remote software Press the DB9 connector into the DB9 serial port on the cradle and then finger tighten the two screws on the connector These keep the connector from coming loose and ensure the best electrical connection Make sure the AC DC adapter is connected to the cradle as well to power the QRAE II and keep its battery from draining Note If your computer has a USB port instead of a DB9 connector use a USB to 9 pin serial adapter part number 410 0210 000 8 Transferring Data To amp From A Computer Once you have connected your QRAE II cradle to the PC you can can transfer data including a download of the datalog to the computer and updates of firmware to the QRAE II should this ever be necessary 8 1 Downloading The Datalog To A PC Connect the data cable to the PC and the cradle Place the QRAE II into its cradle The charging LED should be illuminated Start ProRAE Studio on your PC From ProRAE Studio select Operation and select Setup Connection Select the COM port to establish a communication link between the PC and the QRAE II To receive the datalog in the PC select Downlog Datalog 7 When you see Unit Information click OK pog
3. Charging A Spare QRAE II Li lon Battery A QRAE II Li ion battery can be charged when it is not inside the QRAE II The charging cradle is designed to accommodate both types of charging Contacts on the bottom of the QRAE II battery meet the contacts on the cradle transferring power without other connections and two clips hold the battery in place during charging 1 Plug the AC DC adapter into the QRAE IPS cradle 2 Place the battery into the cradle with the six gold plated contacts on top of the six matching charging pins 3 Plug the AC DC adapter into the wall outlet The QRAE II battery begins charging automatically During charging the LED in the cradle glows red When charging is complete it glows green Release the battery from the cradle by pressing the keys on both sides of the cradle and lifting the battery out of its slot Note If you need to replace the 3 7V Li ion battery pack replacements are available from RAE Systems The part number is 020 3402 000 Ordering Replacement Parts If you need replacement parts a list is available online http www raesystems com Page 87 QRAE II User s Guide Troubleshooting Problem Cannot turn on power after Reasons Discharged battery charging the battery Defective battery Solutions Charge or replace battery No LCD back light Reasons Trigger level too low the current mode is not user mode and the mode does not support automatic turn on back light Solut
4. to save your settings or MODE to advance to Quit without saving settings T PET If you choose to quit without saving the changes press Y You will see this message Not Saved If you want to make further changes to the settings press MODE to repeat stepping through the choices Back Press MODE to return to the top of the Calibrate Monitor menu or press Y to return to the top of the Normal Mode menu Change Alarm Limits The high and low alarm limits as well as the points at which the STEL and TWA alarms are triggered can be modified in this set of menus Each sensor s limits for each of these can be set separately providing extremely precise alarm thresholds Alarm Signals During each measurement period the gas concentration is compared with the programmed alarm limits gas concentration alarm limit settings Low High TWA and STEL If the concentration exceeds any of the preset limits the loud buzzer red flashing LED and vibration alarm are activated immediately to warn of the alarm condition In addition the QRAE II alarms if one of the following conditions occurs battery voltage falls below a preset voltage level or when the datalog memory is full When the low battery alarm occurs there will be approximately 20 to 30 minutes of Page 74 QRAE II User s Guide operating time remaining When the battery voltage falls below the low threshold the QRAE II turns off automatically Submenus in this
5. Calibration Adapter over the filter area on the front of the QRAE II 2 Finger tighten the screw at the center as shown Note Finger tighten this only Do not use a pliers or other tools The Calibration Adapter should be snug but an air tight seal is unnecessary 3 Attach the hose from the regulator calibration gas cylinder to the Calibration Adapter s inlet Caution After calibration is complete remove the Calibration Adapter When monitoring never operate the QRAE II with the Calibration Adapter attached The QRAE IPs sensors operate by diffusion If the Calibration Adapter is attached during normal operation inconsistent and lower than normal readings will occur because of decreased concentration of the gas being monitored Page 80 QRAE II User s Guide Disconnecting The Calibration Adapter After calibrating the QRAE II you must remove the Calibration Adapter Sensor Calibration Time The QRAE II is designed to automatically use a predetermined calibration time Never operate the QRAE II with the Calibration Adapter attached To disconnect the Calibration Adapter 1 Loosen the finger screw at the center of the Calibration Adapter 2 Lift the Calibration Adapter from the QRAE II and store it Zero Fresh Air Calibration This procedure determines the zero point of the sensor calibration curve Expose the inlet to a clean air source with 20 9 oxygen and without any organic toxic or combustible gas impuriti
6. and to the regulator If it is a QRAE II Pump model attach a hose to the regulator and to the inlet on the front of the QRAE II Pump 4 Turnon the regulator to start the Calibration Gas flow Press MODE until OK is highlighted 6 Press Y to start calibration ad You should see a countdown from 60 seconds Calibration in progress 60 Note If you see the following message check that the gas is flowing and the hose is attached No Gas Flow Apply gas or hit any key to start Page 50 QRAE II User Guide When calibration is complete you will see the screen change between these two Multiple Sensor Calibrated and CO Pass H2S Pass O2 Pass LEL Pass A sensor calibration failure is indicated like this CO Fail H2S Pass O2 Pass LEL Pass If a sensor fails try calibrating again If calibration fails again replace the sensor 6 6 Single Sensor Calibration This procedure determines the second point of the sensor calibration curve for a single sensor The display counts down from 60 to 0 seconds and then shows the name of each sensor whether it passed or failed calibration and the calibrated value for each sensor Select the sensor to calibrate by pressing MODE until the sensor s name is highlighted Then press Y to toggle the selection on indicated by an asterisk or off no asterisk After you have selected the sensor you want calibrated it is time to perform the calib
7. each sensor to be stored in the datalog This requires turning on or off each sensor in the menu 1 Select a sensor to enable disable by pressing MODE until the sensor s name is highlighted 2 Press Y to toggle the selection on indicated by an asterisk or off no asterisk To select other sensors to datalog press MODE until you reach the sensor you want to select Then press Y After you have selected all the sensors you want enabled or disabled 3 Press MODE to advance to OK or Cancel With OK selected press Y to save your settings or press MODE to advance to Cancel without saving settings Start Stop Datalog You can manually start or stop the QRAE II s datalogging 1 Select Stop or Start by pressing MODE until your choice is highlighted 2 Press MODE to advance to Save or Quit With Save selected press Y to save your settings or press MODE to advance to Quit and then press Y to quit without saving your selection Select Memory Full Type You can set how the QRAE II deals with a full datalog memory Once the datalog is full it can either stop retaining all data to that point or wrap around meaning that it begins overwriting the earliest data and proceeding to replace old data in an ongoing manner Press MODE to step from Save to Quit to the up or down arrow Choose Stop or Wrap Around by pressing Y Press MODE to step to Save or Quit Press Y to commit your ch
8. electrical plug and the battery are shown When charging is complete the LED in the cradle glows green Page 8 QRAE II User Guide Note A spare battery can be charged by placing it directly on the charging cradle See Charging A Spare QRAE II Battery on page 57 for details Note An Alkaline Battery Adapter part number 020 3403 000 which uses three AA alkaline batteries may be substituted for the Li Ion battery See page 47 for details WARNING To reduce the risk of ignition of hazardous atmospheres recharge batteries only in areas known to be non hazardous Remove and replace batteries only in areas known to be non hazardous 2 1 Low Voltage Warning When the battery s charge falls below the shutoff voltage the display shows Battery low turning off The QRAE II then turns itself off Recharge the battery by placing the QRAE II in its cradle 22 Clock Battery An internal clock battery is mounted on one of the QRAE IT s printed circuit boards This long life battery keeps settings in memory from being lost whenever the Li ion battery or alkaline batteries are removed This backup battery should last approximately five years and must be replaced by an authorized RAE Systems service technician It is not user replaceable Page 9 QRAE II User Guide 3 User Interface The QRAE IT s user interface consists of the display LEDs an alarm transducer and two keys labeled MODE and Y The LCD display provi
9. instance a high H2S reading that exceeds the preset threshold and triggers an alarm but then lowers below that threshold turning the alarm off Press MODE to step from Save to Quit to the up or down arrow Choose Auto Reset or Latched by pressing Y Press MODE to step to Save or Quit Press Y to commit your change or to exit to the next menu item ee ipi Change Real Time Clock Date month day year and time hour minute second are adjustable Time is in 24 hour mode 1 Press MODE to step from Save and Quit and to advance through the digits 2 Press Y to advance from 0 through 9 If you press Y when 9 is selected it wraps around to 0 and begins counting up again each time you press Y 3 Press MODE to step to Save or Quit 4 Press Y to commit your change or to exit to the next menu item Change Backlight Mode In Manual Turn On the backlight can be toggled on and off manually by pressing and holding Y for one second In Auto Turn On the backlight switches on automatically when the ambient light level exceeds a threshold See Setting Backlight Mode on page 20 for details on setting the turn on turn off threshold Press MODE to step from Save to Quit to the up or down arrow Choose Manual Turn On or Auto Turn On by pressing Y Press MODE to step to Save or Quit Press Y to commit your change or to exit to the next menu item BANDE Change Password You can change
10. or Disable by pressing Y Press MODE to step to Save or Quit Press Y to commit your change or to exit to the next menu item Tod Back Press MODE to return to the top of the Change Sensor Configuration menu or Y to exit the Change Sensor Configuration menu and return to the Programming Mode menu Page 44 QRAE II User Guide 5 Alarm Signal Summary Note Backlight automatically turns on when QRAE II alarms Over Range Over Range Buzzer LED 3 times second Vibrator 400ms second High Alarm Buzzer LED 3 times second Vibrator 400ms second Low Alarm Buzzer LED 2 times second Vibrator 400ms second STEL Alarm Buzzer LED 1 time second Vibrator 400ms second TWA Alarm Buzzer LED 1 time second Vibrator 400ms second Negative Drift Buzzer LED 1 time second Vibrator 400ms second Calibration Failure Buzzer LED 1 time second Vibrator 400ms second Battery Low B CO OPPM attery Low MAS i en a Buzzer LED 1 time minute L3 o ar i i LEL OWEL ir Vibrator 400ms minute Battery Dead Battery Dead Battery low LCD display Battery low turning off turning off Unit turns off after 15 seconds Datalog Full CO OPPM Datalog Full H2S OPPM Buzzer LED 1 time second Vibrator 400ms second Page 45 QRAE II User Guide 6 Bump Testing amp Calibrating The QRAE Il RAE Systems recommends that a bump test be performed on the QRAEII b
11. the QRAE II 1 Select a sensor by pressing MODE until the sensor s name is highlighted 2 Press MODE to step through the sensor s digits 3 Press Y to increase the number from 0 through 9 Once the number 9 is reached pressing Y causes the numbers to wrap around to 0 and count up again 4 Press and hold MODE for 3 seconds to advance to the next sensor 5 Follow the same procedure as steps 2 and 3 for each sensor After you have modified all necessary sensor settings 6 Press MODE to advance to Save or Quit 7 With Save selected press Y to save your settings or MODE to advance to Quit without saving settings Change STEL Alarm Limit This function allows you to selectively set the STEL short term exposure limit of individual sensors in the QRAE II Note This function does not include LEL or oxygen sensors 1 Select a sensor by pressing MODE until the sensor s name is highlighted 2 Press MODE to step through the sensor s digits 3 Press Y to increase the number from 0 through 9 Once the number 9 is reached pressing Y causes the numbers to wrap around to 0 and count up again 4 Press and hold MODE for 3 seconds to advance to the next sensor 5 Follow the same procedure as steps 2 and 3 After you have performed all necessary modifications 6 Press MODE to advance to Save or Quit 7 With Save selected press Y to save your settings or MODE to advance to
12. to gas and contamination and its operational mode Bump test is defined as an exposure to gas that triggers the lowest alarm Calibration intervals and bump test procedures may vary due to national legislation When using the QRAE II with an H2S sensor RAE Systems recommends using RAE calibration gas cylinders with a 4 gas mix containing 10 ppm H5S 50 ppm CO 50 LEL Methane and 18 Oxygen Any rapid up scale reading followed by a declining or erratic reading may indicate a gas concentration beyond upper scale limit which may be hazardous Page 4 QRAE II User Guide N AVERTISSEMENT A Utiliser seulement l ensemble de batterie RAE Systems la r f rence 020 3403 000 Utiliser uniquement des piles alcalines modele DURACELL MN1500 avec l adaptateur piles alcalines Cet instrument n a pas t test dans une atmosph re de gaz air explosive ayant une concentration d oxyg ne plus lev e que 21 La substitution de composants peut compromettre la s curit intrins que Ne charger les batteries que dans un emplacement d sign non dangereux Ne reliez pas le port de communication s rie dans un endroit dangereux RISQUE D ORIGINE ELECTROSTATIQUE Nettoyer uniquement avec un chiffon humide Pour des raisons de s curit cet quipement doit tre utilis et entretenu uniquement par un personnel qualifi Etudier le manuel d instructions en entier avant d utiliser ou d entretenir l quipement Tout appar
13. 9 QRAE II User Guide Important Always perform a full calibration after changing the setting or after replacing a sensor Battery type This indicates the type of battery that is currently in use Li ion or alkaline Display Contrast You can set the display contrast for maximum sharpness under the lighting conditions in which you are operating 1 Press MODE until the bar graph blinks showing it is selected 2 Repeatedly press the Y button to incrementally increase the darkness of the display Note Pressing Y several times causes the screen to appear fully dark To return to a lighter screen keep pressing Y until the screen suddenly becomes light again This wrap around feature ensures that you can correct for too much contrast setting 3 Once the display contrast is set to your satisfaction press MODE which will cause Save to blink If you want to save the new setting press Y If you want to quit without saving the new setting press MODE to advance to Quit Then press Y Note The QRAE Is default setting has the backlight turn on automatically and requires no adjustment Whenever the amount of ambient light is lower than the QRAE Ils backlight threshold the backlight automatically illuminates The threshold can be adjusted see Backlight Level and Threshold below and the backlight can be set to manually turned on and off see page 38 Backlight Level and Threshold Whenever the QRAE
14. 9 pars D The download process typically takes less than 10 seconds During the data transfer the display shows a progress bar Page 53 QRAE II User Guide When the transfer is done you will see a screen with the datalog information You can now export this datalog for other use or printing 8 2 Uploading Firmware To The QRAE II From A PC Uploading new firmware to your QRAE II requires connecting the QRAE II and PC Follow these steps to make the connection Connect the data cable to the PC and the cradle Place the QRAE II into its cradle The charging LED should be illuminated Start ProRAE Studio on your PC From ProRAE Studio select Operation and select Setup Connection Select the COM port to establish a communication link between the PC and the QRAE II vro pus Once communication is established follow the instructions that accompany ProRAE Studio and the firmware to upload the new firmware to your QRAE II Page 54 QRAE II User Guide 9 Maintenance WARNING N Maintenance should be performed only by a qualified person who has proper training and fully understands the contents of this manual The following guidelines should be followed when changing components 1 Turn off the unit and unplug the charger before changing a battery 2 When changing a sensor detach the battery first Identify the location of a specific sensor and pay attention to the sensor pin orientation when removing and pl
15. D5 Culham Innovation Centre Culham Science Centre Abingdon Oxon OX14 3DB United Kingdom Phone 44 1865408368 Fax 44 1235531119 Mobile 44 7841362693 Email raeuk raeeurope com Page 66 QRAE II User s Guide RAE Systems France ZI des Ayats 679390 MILLER Y France Phone 33 4 78 46 16 65 Fax 33 4 78 46 25 98 Email info france raeeurope com Web www raesystems fr RAE BeNeLux BV Hoofdweg 34C 2908 LC Capelle a d IJssel The Netherlands Phone 31 10 4426149 Fax 31 10 4426148 Email info rae nl Web www rae nl RAE Systems Spain s l Av Remolar 31 08820 El Prat de Llobregat Spain Phone 34 933 788 352 Fax 34 933 788 353 Mobile 34 687 491 106 Email spainsales raesystems com Web www raespain com RAE Systems Middle East Mobile 45 2674 9791 or 497 50 429 1385 Email mesales raesystems com RAE Systems Germany GmbH Felix Wankel Str 5 82152 Krailing Germany Phone 49 89 20 70 40 248 Fax 49 89 850 93 74 Email orders raeeurope com RAE Systems Hong Kong Ltd Room 8 6 F Hong Leong Plaza 33 Lok Yip Road Fanling N T Hong Kong Phone 852 2669 0828 Fax 852 2669 0803 Email hksales raesystems com RAE Systems Japan 403 Plaza Ochanomizu Bldg 2 1 Surugadai Kanda Chiyoda Ku Tokyo Japan Phone 81 3 5283 3268 Fax 81 3 5283 3275 Email jpsales raesystems com RAE Systems Korea 1010 DaeMyungAns Vill First Sang Dong 412 2 Wonmi Gu Bucheon Kyun
16. I both keys while turning on ORAE II in Normal Mode Exit Diagnostic Mode by turning off ORAE Il O O NORMAL MODE Password Enter the password A correct password allows entry to Diagnostic Mode An incorrect password advances automatically to Normal Mode Enter Programming Mode by holding both keys Main Display DIAGNOSTIC MODE O Enter Programming Mode by holding both keys Enter Password PROGRAMMING MODE PROGRAMMING MODE Page 24 QRAE II User Guide 4 5 1 Enter Programming Mode To enter Programming Mode hold down MODE and Y simultaneously for three seconds To exit this mode press MODE repeatedly until you see Back Then press Y to select Back Then the main concentration display shows When you enter Programming mode you see Enter Password 0000 OK Cancel Increase a number by pressing the Y key 1 2 3 etc Note The numbers advance until the number 9 and then wrap around to 0 again Advance to the next digit by pressing the MODE key 0000 0000 etc Note The display has a wrap around so once you reach the last digit pressing MODE advances to the first digit again Once you are satisfied with the password advance to OK and press MODE If you want to cancel advance to Cancel and press the Y key Note The default password is 0000 If you change the password write it down and save it in a safe location You do not have to cha
17. II s backlight is in automatic mode and the amount of ambient light is lower than the Backlight Thresh Setting the backlight illuminates This screen shows two values Light The amount of ambient light where the QRAE is in operation Backlight Thresh Setting The adjustable setting that sets the threshold at which the backlight illuminates when the QRAE II backlight is in automatic mode Set the threshold level for normal lighting conditions However if you are going to be in a dark location for extended periods and want to conserve battery power you may want to set the QRAE s backlight to operate in manual mode See page 38 for details To set the backlight threshold 1 Press MODE until first digit of the Backlight Threshold Setting value is highlighted Page 20 QRAE II User Guide 2 Press the MODE button to advance through the digits Press Y to increase the number 4 Press MODE until you reach Save or Quit pa Select Save and then press Y to save the selection e Select Quit and then press Y to exit from this menu and maintain the previously saved selection 44 Adjusting The Pump Stall Threshold RAE Pump Only If the gas inlet is blocked but the pump does not shut down or the pump shuts down too easily with a slight blockage the pump stall threshold value may be set too high or too low Enter Diagnostic Mode to perform the following adjustments 4 4 1 Adjust Pump Stall High This procedure s
18. II 1987 for general information on installation operation and maintenance of combustible gas detection instruments Only the combustible gas detection portion of this instrument has been assessed for performance Uniqument la portion pour detector les gaz combustibles de cet instrument a t valu Any rapid up scale reading followed by a declining or erratic reading may indicate a gas concentration beyond upper scale limit which may be hazardous Toute lecture rapide et positive suivie d une baisse subite au erratique de la valeur peut indiquer une concentration de gaz hors gamme de d tection qui peut tre dangereuse The QRAEII Multi Gas detector must be calibrated if it does not pass a Bump Test or at least once every 180 days depending on use and sensor exposure to Page 69 QRAE II User s Guide poisons and contaminants Range Resolution amp Response Time LEL 0 100 1 15 sec Page 70 QRAE II User s Guide Basic Operation Turning The QRAE II On To turn the QRAE II on hold down MODE for 2 seconds Caution The alarm is very loud During startup you can mute most of the sound by holding a finger over the alarm port Note Do not put tape over the alarm port to permanently mute it When starting up the QRAE II simultaneously turns the backlight on and off beeps once blinks once and vibrates The screen shows On RAE Systems Inc QRAE II Language This is followed by
19. ODE to reach Save or Quit Press Y STEL Press and hold MODE to step Results are displayed upon Alarm Limit through sensors and to selecting Save or Quit amp advance through digits Press Y to advance from 0 through 9 Press MODE to reach Save or Quit Press Y Average Press and hold MODE to step Results are displayed upon Alarm Limit through sensors and to selecting Save or Quit advance through digits Press Y to advance from 0 through 9 Press MODE to reach Save or Quit Press Y Change High Alarm Limit This function allows you to selectively set the high limit of individual sensors in the QRAE II Select a sensor by pressing MODE until the sensor s name is highlighted Press MODE to step through the sensor s digits 3 Press Y to increase the number from 0 through 9 Once the number 9 is reached pressing Y causes the numbers to wrap around to 0 and count up again a Page 30 QRAE II User Guide 4 Press and hold MODE for 3 seconds to advance to the next sensor 5 Follow the same procedure as steps 2 and 3 for each sensor After you have modified all necessary sensor settings 6 Press MODE to advance to Save or Quit 7 With Save selected press Y to save your settings or MODE to advance to Quit without saving settings Change Low Alarm Limit This function allows you to selectively set the low limit of individual sensors in
20. QRAE Il User s Guide Covers QRAE II Diffusion amp Pump Models with Firmware Version 3 60 or higher en F P N 020 4100 000 Rev F May 2013 Copyright 2011 RAE Systems by Honeywell QRAE II User Guide Contents Read Before Operating 3 G n ral Information sente eie atio tbe ERR RR niet ein Ti sentis seu 6 LI Key Features ace te ERO RE RR RR WT IA RUNI DUE eU doct 6 1 2 Specifications casus estu diuresis cse o e cds Lust sre a pen 7 Charging The ORAE II Batterie SERO S CRNUE RAS RSS NU eU 8 2 1 Low Voltage Warning csecsenc rn NI SUE SS o Toe Saee Ue Pene apu paa eoa 9 22 Bios diria TR 9 Us r Interface uccisi enieotuie corso eek in aea Core sup eee PR NOT ind ei vt echo oe deseo aei uae d p SER CURE 10 SL UserIntertace ICONS cotone Modi nr En tdi ah Tu Md ae 10 24 Turns Th ORAE OM scent o iq a us ip Ub tut dide itin 11 3 3 Inver ung The Display eese rre nne ES a aa in Pese P Desa unde 13 3 4 Testing The Alarms CAHyLUTI i doo ee LE ee 13 3 5 Pump Status ORAE IL Pump Ones ns ee ihr pec pe tases 13 3 6 Turming The QRAE II Off ecco re Gahan ured 14 Operating Th QRAE TE 15 ZI UModed4NyerVie W ouedetideituas t adit e e untere Og ete eas 15 42 UNonnal Mode e esed n eise qu mese E 16 43 Dignosuc Mode at entiere nette ant aer til 17 4 4 Adjusting The Pump Stall Threshold ORAE Pump Only 21 4 4 1 Adjust Pump Stalls Sheet rs ent atr aed as 21 AAD Adjust Pump Stall Dc sce esu a
21. Quit without saving settings Page 31 QRAE II User Guide Change Average Alarm Limit This function allows you to selectively set the STEL short term exposure limit of individual sensors in the QRAE II Note This function does not include LEL or oxygen sensors 1 Select a sensor by pressing MODE until the sensor s name is highlighted 2 Press MODE to step through the sensor s digits 3 Press Y to increase the number from 0 through 9 Once the number 9 is reached pressing Y causes the numbers to wrap around to 0 and count up again 4 Press and hold MODE for 3 seconds to advance to the next sensor 5 Follow the same procedure as steps 2 and 3 After you have performed all necessary modifications 6 Press MODE to advance to Save or Quit 7 With Save selected press Y to save your settings or MODE to advance to Quit without saving settings Back Press MODE to return to the top of the Change Alarm Limits menu or press Y to return to the top of the Normal Mode menu 4 6 Change Datalog The QRAE II calculates and stores the gas readings based on a user specified datalogging period and the type of measurement Average peak and minimum values can be stored for each sensor during each datalogging interval The datalogging interval can be programmed from one second to 3 600 seconds 60 minutes in 1 second intervals In addition serial number last calibration date and alarm limits are s
22. Temperature The full date of month day and year as well as the 24 hour time in hours minutes and seconds is shown Temperature is shown in degrees Fahrenheit or Celsius depending on the user configuration see Set Temperature Unit page 39 LEL Span Gas LEL Measurement Gas These two indications tell you the gas selected for performing a span and for performing a full measurement on the LEL sensor Note If you access any screen in Normal Mode and leave that screen unattended for a few minutes QRAE II automatically reverts to Normal Mode s main screen 4 33 Diagnostic Mode The QRAE II s Diagnostic Mode can only be accessed at startup time To Enter Diagnostic Mode 1 With the QRAE II turned off press and hold both MODE and Y 2 When you enter Diagnostic mode you see the password screen Enter Password 0000 OK Cancel 3 Increase a number by pressing the Y key 1 2 3 etc Note The numbers advance until the number 9 and then wrap around to 0 again Page 17 QRAE II User Guide 4 Advance to the next digit by pressing the MODE key 0000 0000 etc Note The display has a wrap around so once you reach the last digit pressing MODE advances to the first digit again Once you are satisfied with the password advance to OK and press MODE 6 If you want to cancel advance to Cancel and press the MODE key If you use an incorrect password the QRAE II will not enter Diagnostic Mode an
23. The monitor should be calibrated if it does not pass a bump test but no less than every 6 months depending on use and exposure to gas and contamination and its operational mode Bump test is defined as an exposure to gas that triggers the lowest alarm Page 48 QRAE II User Guide 6 4 Zero Fresh Air Calibration This procedure determines the zero point of the sensor calibration curve Expose the inlet to a clean air source with 20 9 oxygen and without any organic toxic or combustible gas impurities This Zero Air can be from a cylinder clean ambient air or ambient air purified through a charcoal filter 6 4 1 Using Fresh Air Caution If your QRAE II is a diffusion model do not use the Calibration Adapter while performing zero calibration in fresh air Turn on the QRAE II and follow this procedure Enter Program Mode 2 At Calibrate Monitor press Y You should see Fresh Air Calibration 3 Press Y to start calibration Calibration is performed automatically 6 4 2 Using Zero Gas 1 Attach the Calibration Adapter to the QRAE II diffusion model only Attach the regulator to the Zero Gas cylinder If your model is a QRAE II diffusion model attach a hose to the Calibration Adapter and to the regulator If it is a QRAE II Pump model attach a hose to the regulator and to the inlet on the front of the QRAE II Pump Enter the Password At Calibrate Monitor press Y When you see Fresh Air Calibr
24. a progression of screens that tell you the QRAE II s current settings Firmware version number and serial number List of installed sensors Last Calibration date and time Alarm Limits High Low STEL TWA Today s date the current time and the current temperature Alarm Mode battery voltage shutoff voltage Datalog Mode Datalog Period Datalog Time Left The QRAE performs a final checkout and the screen shows a countdown to full operational functionality If Datalog is on this message is displayed after the countdown Datalog Started Page 71 QRAE II User s Guide When the QRAE II is ready for use it shows this screen Note If datalogging is off you will not see the datalogging icon see icons page 10 Inverting The Display The QRAE II is easy to read whether held in the hand or clipped to a belt To flip the screen press the Y key and hold it down for 3 seconds When the image inverts release the key Testing The Alarms Anytime Under normal non alarm conditions the buzzer vibration alarm LED and backlight can be tested at any time by pressing Y once Turning The QRAE II Off Press and hold MODE In 2 seconds a 5 second countdown to shutoff begins You must hold your finger on the key for the entire shutoff process If you remove your finger from the key during the countdown the shutoff operation is canceled and the QRAE II continues normal operation The countdown proceeds as foll
25. an value separately for each sensor 1 Select a sensor by pressing MODE until the sensor s name is highlighted 2 Press MODE to advance through the digits on each sensor 3 Press Y to increase the number 0 to 9 Note Once the number reaches 9 pressing Y returns to 0 and starts counting up again each time Y is pressed Press and hold MODE for 3 seconds and release to advance to the next sensor Page 73 QRAE II User s Guide 5 After you have set all of the span values hold MODE for 3 seconds and release Save is highlighted 6 Press Y to save your settings or MODE to advance to Quit without saving settings If you choose to quit without saving the changes press Y You will see this message Not Saved If you want to make further changes to the settings press MODE to repeat stepping through the sensors Change LEL Span Gas This function allows selection of the gas to be used for span calibration of the LEL sensor The correction for the measurement gas is automatically divided by the correction factor the span gas selected previously to obtain a new factor for the combination of gases The new factor is applied to the readings to obtain a true concentration Press MODE until the up or down arrow is highlighted Press Y to move through the list of LEL span gases Press MODE to select either the other arrow or to advance to Save or Quit With Save selected press Y
26. ange or to exit to the next menu item Poe ee Back Press MODE to return to the top of the Change Datalog menu or press Y to return to the top of the Normal Mode menu Page 35 QRAE II User Guide 4 7 Change Monitor Setup This is the most extensive submenu set in the QRAE II It includes Change Alarm Mode Change Real Time Clock Change Backlight Mode Change Password Change Averaging Method Change Display Language Set Temperature Unit Enable Disable Run Silent Change Startup Mode Pump Mode e Change Pump Speed The diagram on the next page shows how Change Monitor Setup is organized and how to navigate through it Page 36 QRAE II User Guide Change Monitor Setup Change Switch mode is shown Press MODE to step from Save to Quit to Alarm Mode CO up or down arrow Choose Auto Reset or Latched by pressing Y e Then use MODE to move to Save or Quit Press Y Change Sensor Configuration Change Real Press MODE to step from Save and Time Clock Quit and advance through digits Press Y to advance from 0 through 9 Press MODE to reach Save or Quit Press Y Press MODE to step from Save to Quit to up or down arrow Choose Auto Turn On or Manual Turn On by pressing Y Then use MODE to move to Save or Quit Press Y Press MODE to step from Save and Quit and advance through digits Press Y to advance from 0 through 9 Press MODE to reach Save or Quit p Message con
27. ass O2 Pass LEL Pass If the sensor calibration passes then you should see this message shown here for carbon monoxide CO CO calibration pass If the sensor calibration fails try calibrating again If calibration fails again replace the sensor Page 84 QRAE II User s Guide WARNING To reduce the risk of ignition of hazardous atmospheres recharge battery only in area known to be non hazardous Remove and replace battery only in an area known to be non hazardous Replacing the QRAE II Li lon Battery Caution Turn off the QRAE II before removing or replacing the battery Place the QRAE II face down on a soft surface 2 Use the hex wrench to loosen each of the three screws by turning them counterclock wise 3 Hold the QRAE II down and lift the compartment cover by pulling on the belt clip 4 Turn the QRAE over and slide the battery out of its compartment 5 Place the new battery into the compartment with its six gold plated contacts aligned over the six pins Page 85 QRAE II User s Guide 000 ooo 000 ooo Note Before installing the new battery visually inspect the contacts to make sure they are clean If they are not wipe them with a soft cloth Do not use solvents or cleaners 6 Place the cover over the compartment 7 Tighten all three screws by turning them clockwise with the hex wrench Installing The Alkaline Battery Adapter The Alkaline Battery Adapter substitutes f
28. ation turn on the regulator to start the Zero Gas flow Press Y WN Se de You should see a countdown from 30 seconds Calibration in progress 30 Page 49 QRAE II User Guide When calibration is complete you will see the screen change between these two CO Zeroed CO Oppm H2S Zeroed and H2S Oppm OXY Zeroed OXY 20 9 LEL Zeroed LEL 0 LEL When the zero calibration is successful the display should show a reading of 20 9 for the oxygen sensor and 0 for all other sensors 6 5 Multiple Sensor Calibration This function simultaneously determines the second point of the calibration curve for multiple sensors in the monitor The display counts down from 60 to 0 seconds and then shows the name of each sensor whether it passed or failed calibration and the calibrated value for each sensor Select a sensor to calibrate by pressing MODE until the sensor s name is highlighted Then press Y to toggle the selection on indicated by an asterisk or off no asterisk To select other sensors to calibrate press MODE until you reach the sensor you want to select Then press Y After you have selected all the sensors you want calibrated it is time to perform the calibration 1 Attach the Calibration Adapter to the QRAE II diffusion model only 2 Attach the regulator to the calibration gas cylinder 3 If your model is a QRAE II diffusion model attach a hose to the Calibration Adapter
29. attery type indicator Li ion or alkaline Display Contrast Backlight level and threshold Pump stall thresholds Parameters marked with an asterisk can be adjusted by entering Programming Mode from Diagnostic Mode See Page 24 for details Programming Mode is password protected and is includes adjustable settings to accomplish the following Page 15 QRAE II User Guide e Calibrate the monitor this includes changing span gases and values and selecting single or multiple sensor calibrations Change alarm limits Change enable disable the datalog Change the monitor setup Change the sensor configuration 4 2 Normal Mode Normal Mode is the default mode of the QRAE II when it is turned on By using the MODE key you can step through the screens that provide you with information from the sensors as well as the QRAE IPs current settings Enter Normal Mode 1 With the QRAE II turned off press and hold MODE 2 When the display turns on release the keys The QRAE II is now operating in Normal Mode To Exit Normal Mode Whenever you turn off the QRAE IL it will start up in Normal Mode unless you intentionally place it in Diagnostic Mode Follow the detailed instructions on entering Diagnostic Mode and Programming Mode for information on entering the other two modes After it is shut off the ORAE II will automatically be in Normal Mode the next time you start it NORMAL MODE Peak amp Min Cleared j
30. ched Incorrect calibration Solutions Replace filter Remove Calibration Adapter Calibrate the QRAE II Buzzer Reasons Bad buzzer Inoperative Solutions Check that buzzer is not turned off Call authorized service center Pump stalls too easily Reasons Stall set incorrectly or not at all ORAE II Pump damaged Pump only Solutions Adjust stall values Replace pump and recalibrate monitor Page 64 QRAE II User s Guide 11 Technical Support To contact RAE Systems Technical Support Team Monday through Friday 7 00AM to 5 00PM Pacific US Time Phone toll free 1 888 723 4800 Phone 1 408 952 8461 Email tech raesystems com Life critical after hours support is available 1 408 952 8200 select option 8 Page 65 QRAE II User s Guide 12 RAE Systems Contacts RAE Systems World Headquarters 3775 N First St San Jose CA 95134 1708 USA Phone 1 408 952 8200 Fax 1 408 952 8480 E mail customerserv raesystems com Web Site www raesystems com RAE Systems Technical Support Monday through Friday 7 00AM to 5 00PM Pacific Time Phone 1 408 952 8461 Email tech raesystems com Life critical after hours support is available 1 408 952 8200 select option 8 RAE Systems Europe ApS Kristinehgj 23 A DK 2770 Kastrup Denmark Phone 45 86 52 51 55 Fax 45 86525177 orders raeeurope com sales raeeurope com service raesystems com Web www raesystems eu RAE Systems UK Ltd
31. ctes essc te ae el nes mat 22 45 Programming Mode nii eS lisent 24 4 5 1 Enter Programming Mode eee tenente esters eese be ee eee cede aad 25 4 5 2 Navigating Programming Mode eoe eie tresses 26 4 5 3 Calibrate Monitor siise ncini sionais a ETE RS ii Rn aS 27 4 5 4 Change Alarm Limits 25 entamer ent et sa rat esnde 29 AG Change Datalogic a dS ei in ESAE NEA REA SERERE eat 32 47 Change Monitor Setup aee taste Re RI RN TIRE Ra Rate ETE HIP Ue SNR UN EUR e RR UTE aea 36 4 8 Change Sensor Comin Gur ate oni used iet erba niet ietl aie 42 Alarm Signal SUPBIJEy ss ecce soe coco ee nn re anse 45 Bump Testing amp Calibrating The QRAE II 4 eee ee ee ee eee eere eee to eon 46 6 1 Connecting the Calibration Gas To The Monitor Pump Model Only 46 6 2 Connecting The Calibration Adapter Diffusion Model Only 47 6 3 Disconnecting The Calibration Adapter Diffusion Model Only 48 6 4 Zero Fresh Air Calibration ss 49 GA MU Siti Fresh ATE oeste nt o tp nS i Ust Ebr secede nats 49 6 4 2 Using Zero GAS cist T ne dc E AAA 49 6 5 Multiple Sensor Calibration scisicisseccsanncicasisjancdeasncctenstsyadeaavesuagesntenedsseceaane 50 6 67 Single Sensor Calibration cise t Re Re EE RE oe 51 Connecting To A Computers renoue 53 Transferring Data To amp From A Computer sessseeesocessosesscessccssocesoosesocesoccssecesoose 53 8 1 Downloading The Datalog T
32. d PGM 2400P are intended to be used in hazardous areas classified for zone or zone 2 within the temperature range of 20 C to 50 C where gases of explosion groups IIA IIB or IIC and T4 may be present Hazardous Areas classified by Divisions PGM 2400 and PGM 2400P are intended to be used in hazardous areas classified for Class I Div 1 or 2 within the temperature range of 20 C to 50 C where gases of explosion groups A B C or D and temperature class T4 may be present Caution Refer to RAE Systems Technical Note TN 114 for sensor cross sensitivities Refer to RAE Systems Technical Note TN 144 for LEL sensor poisoning Caution Before each day s usage sensitivity must be tested on a known concentration of methane gas equivalent to 20 50 of full scale concentration Accuracy must be within 0 20 of actual Accuracy may be corrected by calibration procedure Attention Avant chaque utilisation journaliere verifier la sensibilite avec une concentration connue de methane equivalente a 20 50 de la pleine echelle La precision doit etre comprise entre 0 20 de la valeur vraie et peut etre corrigee parune procedure dietalonnage The model PGM 2400 and PGM 2400P are certified according to the IECEx scheme ATEX and cCSAus for U S and Canada PGM2400P is intrinsically safe and may be used in hazardous locations SUBSTITUTION OF COMPONENTS MAY IMPAIR INTRINSIC SAFETY Note Users are recommended to refer to ISA RP12 13 Part
33. d upload monitor setup from PC through an RS 232 link to PC serial port 20 C to 50 C 4 F to 122 F 0 to 95 relative humidity non condensing Refer to RAE Systems Technical Note TN 114 for sensor cross sensitivities Refer to RAE Systems Technical Note TN 144 for LEL sensor poisoning Page 7 QRAE II User Guide 2 Charging The QRAE Il Battery Always fully charge the battery before using the QRAE II The QRAE IP s Li ion battery is charged by placing the QRAE II in its cradle Contacts on the bottom of the QRAE II meet the cradle s contacts transferring power without other connections Note Before setting the QRAE IIinto its charging cradle visually inspect the contacts to make sure they are clean If they are not wipe them with a soft cloth Do not use solvents or cleaners Follow this procedure to charge the QRAE II 1 Plug the AC DC adapter into the QRAE IT s cradle 2 Plug the AC DC adapter into the wall outlet 3 Place the QRAE II into the cradle and press down until the LED glows The QRAE II begins charging automatically The LED in the cradle should glow red to indicate charging During charging the display shows this message Charging At the same time the voltage is indicated in the QRAE IT s display as well as an electrical plug icon is shown next to the battery Un When the QRAE II s battery is fully charged the message Fully Charged is shown in the display and the icons for the
34. d will instead enter Normal Mode SA Note The default password is 0000 If you change the password write it down and save it in a safe location You do not have to change the password from 0000 You can simply continue using 0000 step through the digits and then press the Y key to enter Diagnostic Mode To Exit Diagnostic Mode 1 Turn off the QRAE II by pressing and holding MODE There will be a standard shutoff countdown 2 When it shuts off you will be alerted Release your finger Note The next time you start QRAE II hold only MODE and it will automatically be in Normal Mode When the QRAE II runs in Diagnostic Mode the screen shows raw counts for sensors and battery levels expressed as cts short for counts You can step through other diagnostic information by pressing the MODE key The items followed by an asterisk are user changeable e Sensor set e Battery type Li ion or alkaline e Display Contrast e Backlight level and threshold e Pump stall thresholds Note If the QRAE II is in its cradle and the cradle is connected via its data cable to a PC communication is possible in this mode Page 18 QRAE II User Guide DIAGNOSTIC MODE Enter Diagnostic Mode by holding both keys while turning on ORAE II Enter the password A correct password allows entry to Diagnostic Mode An incorrect password advances automatically to Normal Mode Exit Diagnostic Mode by turnin
35. des visual feedback that includes time sensor mode battery condition and datalog enable disable status LEDs LEDs Display ff nw Display MODE MODE key m key Alarm via key O oC Y key Gas outlets B G p Gas inlets Gas Inlet QRAE Il Pump ae 3 1 User Interface Icons QRAE II Diffusion Icon Indication Battery Voltage low flashing Battery Low alarm triggered Battery fully charged Battery charging Alkaline Battery Adapter in use Alkaline Battery cannot be charged a S FO Fw OL 10 Pump OL Pump blocked blinks on and off ml Datalogging active flashing Datalog memory full mj Page 10 QRAE II User Guide 3 2 Turning The QRAE Il On To turn the QRAE II on hold down MODE for 2 seconds Caution The alarm is very loud During startup you can mute most of the sound by holding a finger over the alarm port Note Do not put tape over the alarm port to permanently mute it When starting up the QRAE II simultaneously turns the backlight on and off beeps once blinks once and vibrates The screen shows On RAE Systems Inc QRAE II Language This is followed by a progression of screens that tell you the QRAE Is current settings e Firmware version number and serial number Note not shown in fast startup mode e ist of installed sensors If the QRAE II is set for Normal Startup it proceeds to the following steps However if
36. diffusion ports 1 Place the Calibration Adapter over the filter area on the front of the QRAE II 2 Finger tighten the screw at the center as shown Note Finger tighten this only Do not use pliers or other tools The Calibration Adapter should be snug but an air tight seal is unnecessary 3 Attach the hose from the regulator calibration gas cylinder to the Calibration Adapter s inlet Caution After calibration is complete remove the Calibration Adapter When monitoring never operate the QRAE II with the Calibration Adapter attached The QRAE II s sensors operate by diffusion If the Calibration Adapter is attached during normal operation inconsistent and lower than normal readings will occur because of decreased concentration of the gas being monitored Page 47 QRAE II User Guide 6 3 Disconnecting The Calibration Adapter Diffusion Model Only After calibrating the QRAE II you must remove the Calibration Adapter Sensor Calibration Time The QRAE II is designed to automatically use a predetermined calibration time Never operate the QRAE II with the Calibration Adapter attached To disconnect the Calibration Adapter 1 Loosen the finger screw at the center of the Calibration Adapter 2 Lift the Calibration Adapter from the QRAE II and store it WARNING All newly purchased RAE Systems instruments should be bump tested by exposing the sensor s to known concentrations of calibration gas
37. ds LEL Installed Main Screen Last Calibration Date Time Fresh Air Calibration only when Power On Zero is selected e ml Main Screen Page 40 QRAE II User Guide Pump Mode Options are Pump Mode and Diffusion Mode Caution Only use Pump Mode with a QRAE II outfitted with a pump and only use Diffusion Mode with a QRAE II without a pump Press MODE to step from Save to Quit to the up or down arrow Choose Pump Mode or Diffusion Mode by pressing Y Press MODE to step to Save or Quit Press Y to commit your change or to exit to the next menu item qu tr Change Pump Speed Options are Fast and Slow Note The Change Pump Speed menu option only applies when Pump Mode is selected Therefore it does not apply to the QRAE II Diffusion model Press MODE to step from Save to Quit to the up or down arrow Choose Fast or Slow by pressing Y Press MODE to step to Save or Quit Press Y to commit your change or to exit to the next menu item Tw qur Back Press MODE to return to the top of the Change Monitor Setup menu or press Y to return to the top of the Normal Mode menu Page 41 QRAE II User Guide 48 Change Sensor Configuration You can select which sensors are enabled disabled and change the type of LEL measurement gas and unit of display for LEL in this set of submenus The following diagram shows how Change Sensor Configuration s me
38. e 75 QRAE II User s Guide Connecting Calibration Gas 1 Verify the pump is drawing sample more than 250 CC min if in doubt check the flow with a flow meter range between 250 CC min and 500 CC min 2 Connect the calibration gas to the QRAE II as shown Sensor Calibration Time The QRAE II is designed to automatically use a predetermined calibration time Zero Fresh Air Calibration This procedure determines the zero point of the sensor calibration curve Expose the inlet to a clean air source with 20 996 oxygen and without any organic toxic or combustible gas impurities This Zero Air can be from a cylinder clean ambient air or ambient air purified through a charcoal filter Using Fresh Air Caution Do not use the Calibration Adapter while performing zero calibration in fresh air Turn on the QRAE II and follow this procedure Enter Program Mode Page 76 QRAE II User s Guide 2 At Calibrate Monitor press Y You should see Fresh Air Calibration 3 Press Y to start calibration Calibration is performed automatically Using Zero Gas Attach the regulator to the Zero Gas cylinder Attach a hose to the Calibration Adapter and to the regulator Enter Password At Calibrate Monitor press Y When you see Fresh Air Calibration turn on the regulator to start the Zero Gas flow Press Y SAR pr You should see a countdown from 30 seconds Calibration in progress 30 When calibratio
39. e Dis play Language Set Temp Back Back erature Unit Enable Disable Run Silent Change Startup Mode Change QRAE II Pump Pump Mode Only Change Pump Speed Back Page 26 QRAE II User Guide 4 5 3 Calibrate Monitor The QRAE II is designed to perform automated calibrations Note The procedures for calibration are covered in a separate section Calibrating The QRAE IL on page 47 The submenus and actions are shown in the following diagram Change Alarm Limits Monitor Calibration in progress Results are displayed upon Calibration completion of calibration 1 O Multiple Sensor Apply Mixed Gas Results are displayed upon Calibration completion of calibration Calibration in progress Single Sensor Apply selected Gas Results are displayed upon Calibration completion of calibration Calibration in progress Modify Span Press and hold MODE to step Results are displayed upon Gas Value through sensors Press Y to selecting Save or Quit amp advance from 0 through 9 Press MODE to reach Save or Quit Press Y Change LEL Press MODE to select up or Results are displayed upon SpanGas down arrow Scroll through selecting Save or Quit list of gases using Y key Press MODE to reach Save or Quit Press Y Page 27 QRAE II User Guide Fresh Air Calibration This sets the zero point of the sensor calibration curve for clean air Expo
40. e buzzer vibration alarm LED and backlight can be tested at any time by pressing Y once 3 5 Pump Status ORAE Il Pump Only IMPORTANT During operation make sure the pump inlet is free of obstructions Obstructions can cause premature wear on the pump false readings or pump stalling During normal operation the pump icon alternately shows inflow and outflow as shown here ek eh If there is a pump failure or obstruction that disrupts the pump you will see this icon blinking on and off RE If you see this blinking icon consult the Troubleshooting section of this guide WARNING Always operate the QRAE II Pump with an external filter Page 13 QRAE II User Guide 3 6 Turning The QRAE II Off Press and hold MODE In 2 seconds a 5 second countdown to shutoff begins You must hold your finger on the key for the entire shutoff process If you remove your finger from the key during the countdown the shutoff operation is canceled and the QRAE II continues normal operation The countdown proceeds as follows accompanied at each step with an alarm beep and light flash The display shows the countdown in sequence Jnit off in 5 seconds nit off in 4 seconds nit off in 3 seconds nit off in 2 seconds nit off in 1 seconds nit off in 0 seconds nit off CEC coc c oc When you see Unit off release your finger from the MODE key The QRAE II is now off Caution The alarm is very loud Dur
41. e determines the second point of the sensor calibration curve for a single sensor The display counts down from 60 to 0 seconds and then shows the name of each sensor whether it passed or failed calibration and the calibrated value for each sensor Select the sensor to calibrate by pressing MODE until the sensor s name is highlighted Then press Y to toggle the selection on indicated by an asterisk or off no asterisk After you have selected the sensor you want calibrated it is time to perform the calibration 1 Attach the Calibration Adapter to the QRAE II 2 Attach the regulator to the Calibration Gas cylinder Page 83 QRAE II User s Guide Important Make sure you have the correct calibration gas in the correct concentration Also make sure that the calibration gas is not beyond its Best when used by date which is stamped on the cylinder s label Attach a hose to the Calibration Adapter and to the regulator Turn on the regulator to start the Calibration Gas flow Press MODE until OK is highlighted Press Y to start calibration gu E CE You should see a countdown from 60 seconds Calibration in progress 60 Note If you see the following message check that the gas is flowing and the hose is attached No Gas Flow Apply gas or hit any key to start When calibration is complete you will see the screen change between these two Multiple Sensor Calibrated and CO Pass H2S P
42. e three screws by turning them counterclockwise 4 Hold the QRAE II down and lift the compartment cover by pulling on the belt clip 5 Turn the QRAE over and slide the Li ion battery out of its compartment Page 56 QRAE II User Guide 6 Install three AA alkaline batteries into the Alkaline Battery Adapter making sure the battery polarity is correct 7 Place the Alkaline Battery Adapter into the compartment with its six gold plated contacts aligned over the six pins 8 Place the cover over the compartment 9 Tighten all three screws by turning them clockwise with the hex wrench 10 The monitor automatically detects the alkaline batteries IMPORTANT Alkaline batteries cannot be recharged The QRAE IT s internal circuit detects alkaline batteries and will not allow recharging If you place the QRAE II in its cradle the alkaline battery will not be recharged and you will see this icon 5 Note When replacing alkaline batteries dispose of old ones properly WARNING To reduce the risk of ignition of hazardous atmospheres recharge the battery only in areas known to be non hazardous Remove and replace the battery only in areas known to be non hazardous 9 3 Charging A Spare QRAE II Li lon Battery A QRAE II Li ion battery can be charged when it is not inside the QRAE II The charging cradle is designed to accommodate both types of charging Contacts on the bottom of the QRAE II battery meet the contacts on the cradle t
43. efore the monitor is put into service and later prior to each use A bump test is defined as a brief exposure of the monitor to the calibration gas and the sensors to show response and trigger the lowest alarm set point for each sensor The QRAEII Multi Gas detector must be calibrated if it does not pass a Bump Test or at least once every 180 days depending on use and sensor exposure to poisons and contaminants Calibration intervals and bump test procedures may vary due to national legislation e When using an HS sensor in a QRAE II RAE Systems recommends using RAE calibration gas cylinders with a 4 gas mix containing 10 ppm H S 50 ppm CO 50 LEL Methane and 18 Oxygen 6 1 Connecting the Calibration Gas To The Monitor QRAE II Pump Model Only The QRAE II Pump must be calibrated using a fixed flow regulator with a flow rate between 0 5 and 1 0 liters per minute 1 Attach the hose from the regulator calibration gas cylinder to the Calibration gas inlet on the front of the QRAE II Pump 2 To calibrate turn the gas flow on 3 After calibration turn off the gas and remove the hose from the QRAE II Pump Page 46 QRAE II User Guide 6 2 Connecting The Calibration Adapter Diffusion Model Only The QRAE II is a diffusion monitor and must be calibrated using a fixed flow regulator with a flow rate between 0 5 and 1 0 liters per minute The QRAE II is supplied with a special calibration adapter that covers the gas
44. eil neuf de RAE Systems doit pr alablement passer le test de v rification d talonnage qui consiste exposer le ou les capteurs a une concentration connue de gaz talon Le d tecteur doit tre imp rativement talonn s il ne passe pas le test de v rification d talonnage ou bien au moins tous les 6 mois selon l utilisation et l exposition a des gaz poisons ou des contaminants et selon le mode op ratoire Une v rification d talonnage est d finie par une exposition du d tecteur au gaz d talonnage qui doit d clencher le seuil d alarmes bas RAE Systems recommande d utiliser les bouteilles d talonnage RAE Systems avec un m lange des quatre gaz suivant 10 ppm H5S 50 ppm CO 50 LIE m thane et 18 d oxyg ne Toute variation de la lecture rapide et positive suivie d une baisse subite ou erratique de la valeur peut indiquer une concentration de gaz hors gamme de d tection qui peut tre dangereuse Page 5 1 QRAE II User Guide General Information QRAE II is a programmable multi gas monitor available in pumped and diffusion models designed to provide continuous exposure monitoring of oxygen hydrogen sulfide carbon monoxide and combustible gases for workers in hazardous environments It monitors with the following types of sensors 1 1 1 Combustible gases are monitored with catalytic bead sensors 2 Hydrogen sulfide or sulfur dioxide and carbon monoxide are monitored with electrochemical sen
45. es This Zero Air can be from a cylinder clean ambient air or ambient air purified through a charcoal filter Using Fresh Air Caution Do not use the Calibration Adapter while performing zero calibration in fresh air Turn on the QRAE II and follow this procedure 1 Enter Program Mode 2 At Calibrate Monitor press Y You should see Fresh Air Calibration 3 Press Y to start calibration Calibration is performed automatically Using Zero Gas 1 Attach the Calibration Adapter to the QRAE II 2 Attach the regulator to the Zero Gas cylinder Page 81 QRAE II User s Guide Attach a hose to the Calibration Adapter and to the regulator Enter Password At Calibrate Monitor press Y When you see Fresh Air Calibration turn on the regulator to start the Zero Gas flow Press Y Puce e eee You should see a countdown from 30 seconds Calibration in progress 30 When calibration is complete you will see the screen change between these two CO Zeroed CO Oppm H2S Zeroed and H2S Oppm OXY Zeroed OXY 20 9 LEL Zeroed LEL 0 LEL When the zero calibration is successful the display should show a reading of 20 9 for the oxygen sensor and 0 for all other sensors Multiple Sensor Calibration This function simultaneously determines the second point of the calibration curve for multiple sensors in the monitor The display counts down from 60 to 0 seconds and then shows the name of each se
46. ets the stall value for the pump s high speed setting See page 39 for directions on changing the pump speed from high to low and vice versa 1 In Programming Mode set the pump to operate at High speed Pump speed Low W A Save Exit Programming Mode shut down the QRAE II and then restart it in Diagnostic Mode In Diagnostic Mode step through the menus until you come to Pump High Speed Stall Pump 46 41 High speed pump Stal 53 Save MM e The display shows idle maximum and minimum values for example 46 41 plus the stall value with the pump operating at its high speed 2 Write down the maximum reading This is your unblocked reading Page 21 QRAE II User Guide 3 Block the inlet for 3 seconds T idle maximum should increase at least 10 counts Note If the increase is less than 10 counts the pump is weak 4 Write down the blocked reading for I 5 Add the blocked number and the unblocked number and divide the total by 2 to arrive at the proper stall value Here is an equation for this Stall Idlemax Blockmax 2 6 Set the stall value to this number 4 4 2 Adjust Pump Stall Low This procedure sets the stall value for the pump s low speed setting See page 39 for directions on changing the pump speed from high to low and vice versa Note At low speed if the inlet is blocked the pump should stop working 1 In Programming Mode set the pump to operate at Low speed P
47. firm that you want to clear the data 1 Press Y The display shows Are you sure 2 Press Y to clear the datalog or MODE if you do not want to clear the datalog If you choose to clear it the display shows Datalog cleared If you press MODE the display shows Datalog not cleared Important If you clear the datalog s data it cannot be retrieved or unerased Change Datalog Period The datalogging interval can be set from 1 second to 3 600 seconds 60 minutes This is the time between data points The QRAE II can store 64 000 datapoints 1 Press MODE to step from Save and Quit and to advance through the digits 2 Press Y to advance from 0 through 9 If you press Y when 9 is selected it wraps around to 0 and begins counting up again each time you press Y 3 Press MODE to step to the next digit 4 Press Y to advance from 0 through 9 Repeat steps 3 and 4 until you advance to Save or Quit 5 Press Y to commit your change or to exit to the next menu item Select Data Type You have three choices for the type of data collected in the QRAE II You may select one The screen shows Switch mode Your choices are e Average e Peak e Minimum Press MODE to move from the up arrow to the down arrow to Save and to Quit When the cursor is on the choice you want press the Y key Page 34 QRAE II User Guide Enable Disable Datalog You can selectively enable or disable the data from
48. firms Press Y Not Saved Press MODE to step from Save to Quit to up or down arrow Choose Running Average or TWA by pressing Y Then use MODE to move to Save or Quit Press Y Press MODE to step from Save to Quit to up or down arrow Choose a language by pressing Y Then use MODE to move to Save or Quit Press Y Set Temp Press MODE to step from Save to Quit to up or down arrow erature Unit Choose Fahrenheit or Celsius by pressing Y Then use MODE to move to Save or Quit Press Y v Enable Disable Display shows whether Run Sllent is enabled or disabled Toggle Run Silent enabled disabled by pressing Y Press MODE to save and exit T Press MODE to step from Save to Quit to up or down arrow Choose Normal Startup or Fast Startup by pressing Y Then use MODE to move to Save or Quit Press Y Press MODE to step from Save to Quit to up or down arrow Choose Pump Mode or Diffusion Mode by pressing Y Then use MODE to move to Save or Quit Press Y Change Press MODE to step from Save to Quit to up or down arrow Pump Speed CO Choose Fast or Slow by pressing Y Then use MODE to move to Save or Quit Press Y Page 37 QRAE II User Guide Change Alarm Mode Your choices are Auto Reset and Latched A latched alarm stays in alarm until you acknowledge the alarm by pressing a button An auto reset alarm turns off when the condition that set off the alarm is no longer present for
49. flowing and the hose is attached No Gas Flow Apply gas or hit any key to start When calibration is complete you will see the screen change between these two Multiple Sensor Calibrated and CO Pass H2S Pass O2 Pass LEL Pass A sensor calibration failure is indicated like this CO Fail H2S Pass O2 Pass LEL Pass If a sensor fails try calibrating again If calibration fails again replace the sensor Single Sensor Calibration This procedure determines the second point of the sensor calibration curve for a single sensor The display counts down from 60 to 0 seconds and then shows the name of each sensor whether it passed or failed calibration and the calibrated value for each sensor Select the sensor to calibrate by pressing MODE until the sensor s name is highlighted Then press Y to toggle the selection on indicated by an asterisk or off no asterisk After you have selected the sensor you want calibrated it is time to perform the calibration Page 78 aS QRAE II User s Guide Attach the regulator to the Calibration Gas cylinder Important Make sure you have the correct calibration gas in the correct concentration Also make sure that the calibration gas is not beyond its Best when used by date which is stamped on the cylinder s label Turn on the regulator to start the Calibration Gas flow Attach a hose to the Monitor gas inlet and to the regulator Press MODE unt
50. g Pump 12 oz 350 g with battery 2 Electrochemical toxic gases sensors 1 Solid Polymer Electrolyte oxygen sensor 1 Catalytic sensor for combustible level organics Rechargeable 3 7V Li ion battery pack 6 hour charge time ora 3 AA alkaline battery adapter Up to 10 hours continuous w Li ion battery pack 4 line graphical LCD with automatic LED backlight for dim lighting conditions 2 programming operation keys Up to 4 simultaneous values with sensor name battery charge high and low values for all sensors elapsed time and datalogging on off state Diffusion or pumped depending on model LEL 0 100 1 15 sec O 0 30 0 1 20 sec CO 0 1000 ppm 1 ppm 25 sec ES 0 100 ppm 0 1 ppm 30sec Separate limits for TWA STEL High Low 295 dB 30 cm buzzer flashing red LEDs vibration alarm LCD to indicate exceeded preset limits low battery or sensor failure Two point field calibration for fresh air and standard reference gas Password protected calibration settings alarm limits and data CSA Class I Division 1 Group A B C D T4 US amp Canada SIRA ATEX II 2G Ex ia d II C T4 Gb Europe IECEx Ex d ia II C T4 Gb No effect when exposed to 0 43mW cm RF interference 5 watt transmitter at 12 10cm 64 000 readings 64 hours 4 channels at 1 minute interval in non volatile memory Programmable 1 to 3 600 second intervals Separate alarm limit settings for TWA STEL Low and High alarm Download data to PC an
51. g off ORAE II Sensor Set Battery Type Press MODE to advance Press Y to select Press MODE to Save and Y to Quit QRAE II Diffusion only QRAE Il Pump only QRAE II Pump only Light level Backlight Threshold setting Display Contrast Press MODE to select contrast bar Press MODE to select digits Press MODE to select digits or to advance to Save or Quit graph Save or orto advance to Ce or Quit Press Y 4 to advance from Quit Press Y 4 to Press VA to advance foin 0 through 9 Press MODE to increase contrast 0 through 9 Press MODE to Save and Y 4 to Quit Press MODE to Save and Y 4 to Quit Save and Y to Quit Sensor Set Two sensor options are available When any sensor is exchanged for another type the firmware must be set to match the sensor The upper right sensor slot can accommodate a CO sensor The upper left sensor slot accommodates an H2S 0 1 100 ppm sensor The currently selected sensor is indicated by an asterisk to the left of the sensor s name To change the selection gw pes Press MODE until first sensor is highlighted Repeatedly press the MODE button to advance through the sensors Press Y to make a selection Repeatedly press MODE until you reach Save or Quit Select Save and then press Y to save the selection Select Quit and then press Y to exit from this menu and maintain the previously saved selection Page 1
52. gki Do Korea Phone 82 32 328 7123 Fax 82 32 328 7127 Email krsales raesystems com Page 67 QRAE II User s Guide 13 Controlled Part of Manual The model PGM 2400 and PGM 2400P are certified according to the IECEx scheme ATEX and cCSAus for U S and Canada PGM 2400P is intrinsically safe and may be used in hazardous locations SUBSTITUTION OF COMPONENTS MAY IMPAIR INTRINSIC SAFETY 13 1 Marking The product is marked with the following information RAE SYSTEMS 3775 N 1 St San Jose CA 95134 USA TYPE PGM 2400 or PGM 2400P Serial No matrix XXX XXXX 000 IECEx CSA 07 0007X C 0575 6 Ex d ia IIC T4 Gb SIRA 12 ATEX 2156 Int Safe CI I Dv 1 II 2G Ex ia d IIC T4 Gr A B C D T4 C22 2 No 152 1984 ISA 12 13 01 2000 Warning Use only 020 3402 000 or 020 3403 000 battery pack Do not change batteries in hazardous location Do not mix old new or different type of batteries Understand the manual before operating EM Immunity No effect when exposed to 0 43mW cm RF interference 5 watt transmitter at 12 10cm Temperature 20 C lt Tamb lt 50 C Humidity 0 to 95 relative humidity non condensing Warnings Use only 020 3402 000 or 020 3403 000 battery pack Do not change batteries in hazardous locations Do not mix old new or different types of batteries Understand the manual before operating Page 68 QRAE II User s Guide Hazardous Areas classified by Zones PGM 2400 an
53. il OK is highlighted Press Y to start calibration You should see a countdown from 60 seconds Calibration in progress 60 Note If you see the following message check that the gas is flowing and the hose is attached No Gas Flow Apply gas or hit any key to start If the flow is correct a pump icon is shown at the right of LCD screen If the flow is not correct the pump icon and the red LED flashes and the audible alarm beeps Bump Testing amp Calibrating QRAE II Diffusion Version RAE Systems recommends that a bump test be performed on the QRAEII before the monitor is used or being put into service A bump test is defined as a brief exposure of the monitor to the calibration gas and the sensors to show response and trigger the lowest alarm set point for each sensor The QRAEII Multi Gas detector must be calibrated if it does not pass a Bump Test or at least once every 180 days depending on use and sensor exposure to poisons and contaminants Calibration intervals and bump test procedures may vary due to national legislation Note Bump test and calibration can also be performed by using the RAE Systems AutoRAE Lite For QRAE II docking station Page 79 QRAE II User s Guide Connecting The Calibration Adapter The QRAE II is a diffusion monitor and must be calibrated using a fixed flow regulator The QRAE II is supplied with a special calibration adapter that covers the gas diffusion ports 1 Place the
54. ing shutdown you can mute most of the sound by holding a finger over the alarm port Page 14 QRAE II User Guide 4 Operating The QRAE II 4 1 Mode Overview The QRAE II has three operational modes e Normal see page 16 for detailed instructions e Diagnostic see page 17 for detailed instructions e Programming see page 24 for detailed instructions The following is an overview of the three modes Normal Mode is the default mode It is accessed when you turn on the QRAE II There are no access restrictions you do not need a password and it provides the indications and data you need most for typical monitoring applications including e Readings of carbon monoxide CO hydrogen sulfide H2S oxygen and lower explosive limit LEL Peak Min minimum STEL short term exposure limit TWA time weighted average Battery level and shutoff voltage Run time since the QRAE II was turned on Time date and temperature Name of the LEL span gas used for calibration and the measurement gas Normal Mode also allows you to turn datalogging on and off and communicate with a PC to download data Diagnostic Mode is primarily designed for technicians during troubleshooting although it also offers access to a few changeable parameters that you may rarely if ever change You must use a password to enter Diagnostic Mode In Diagnostic Mode QRAE II displays readings in raw counts cts and units or ppm Sensor set B
55. into place 10 Turn over the QRAE II Pump and tighten the two screws to hold the cover Do not overtighten the screws 9 7 Cleaning Occasional cleaning with a soft cloth is recommended Do not use detergents or chemicals Do not submerge the QRAE II or place it under running water If necessary you can use a damp cloth water only For the diffusion model it is a good idea to install the Calibration Adapter before cleaning the QRAE Ils housing to keep dirt dust or moisture away from the sensor openings and to keep the filter clean Visually inspect the contacts at the base of the QRAE II on the battery and on the Charging cradle to make sure they are clean If they are not wipe them with a soft dry cloth Never use solvents or cleaners Page 62 QRAE II User Guide 9 8 Firmware Updates Firmware is occasionally updated for RAE Systems products Check the RAE Systems website for updates http www raesystems com 9 9 Ordering Replacement Parts If you need replacement parts contact your local RAE Systems distributor A list is available online http www raesystems com In the U S you can order sensors replacement batteries and other accessories online at http istore raes ystems com 9 10 Electronic Waste Disposal This symbol crossed out wheeled bin indicates separate collection of waste Nl electrical and electronic equipment in the EU countries S This product may contain one or more Nickel meta
56. ions Adjust trigger level Verify the back light can be turned on Verify that the backlight is not in manual mode Call authorized service center Lost password Solutions Call Technical Support at 1 408 752 0723 or toll free at 1 888 723 4800 Reading abnormally Reasons Dirty filter Low Calibration Adapter is attached Incorrect calibration Solutions Replace filter Remove Calibration Adapter Calibrate the QRAE II Buzzer Reasons Bad buzzer Inoperative Solutions Check that buzzer is not turned off Call authorized service center Page 88 QRAE II User s Guide Alarm Signal Summary Note Backlight automatically turns on when QRAE II alarms Over Range OPPM OPPM m 20 9 O LEL 20 9 O LEL OPPN PPM 20 9 n oMLEL LU Battery Dead Battery low turning off Datalog Full Over Range Buzzer LED 3 times second Vibrator 400ms second High Alarm Buzzer LED 3 times second Vibrator 400ms second Low Alarm Buzzer LED 2 times second Vibrator 400ms second STEL Alarm Buzzer LED 1 time second Vibrator 400ms second TWA Alarm Buzzer LED 1 time second Vibrator 400ms second Negative Drift Buzzer LED 1 time second Vibrator 400ms second Battery Low Buzzer LED 1 time minute Vibrator 400ms minute Battery Dead LCD display Battery low turning off Unit turns off after 15 seconds Datalog Full Buzzer LED 1 time second Vibrator 400m
57. ivided by the correction factor the span gas selected previously to obtain a new factor for the combination of gases The new factor is applied to the readings to obtain a true concentration Press MODE until the up or down arrow is highlighted Press Y to move through the list of LEL measurement gases Press MODE to select either the other arrow or to advance to Save or Quit With Save selected press Y to save your settings or MODE to advance to Quit without saving settings Tcp If you choose to quit without saving the changes press Y You will see this message Not Saved If you want to make further changes to the settings press MODE to repeat stepping through the choices Enable Disable Sensor This function allows you to selectively enable or disable individual sensors in the QRAE II When a sensor is disabled the unit does not datalog or display gas concentrations of that type 1 Select a sensor to enable disable by pressing MODE until the sensor s name is highlighted 2 Press Y to toggle the selection on indicated by an asterisk or off no asterisk To select other sensors to calibrate press MODE until you reach the sensor you want to select Then press Y After you have selected all the sensors you want enabled or disabled 1 Press MODE to advance to Save or Cancel 2 With Save selected press Y to save your settings or MODE to advance to Cancel without saving se
58. l hydride NiMH Lithium ion O or Alkaline batteries Specific battery information is given in this user guide ge Batteries must be recycled or disposed of properly At the end of its life this product must undergo separate collection and recycling from general or household waste Please use the return and collection system available in your country for the disposal of this product 9 11 Year of Manufacture To identify the year of manufacture refer to the serial number of the instrument The second to last digit in the serial number indicates the year of manufacture For example N indicates the manufacturing year is 2011 First digit Year 2011 2012 2013 2014 2015 2016 2017 2018 z cnH xor z 2019 Page 63 QRAE II User s Guide 10 Troubleshooting Cannot turn on power Reasons Discharged battery after charging the Defective battery battery Solutions Charge or replace battery No LCD back light Reasons Trigger level too low the current mode is not user mode and the mode does not support auto matic turn on back light Solutions Adjust trigger level Verify the back light can be turned on Verify that the backlight is not in manual mode Call authorized service center Lost password Solutions Call Technical Support at 1 408 752 0723 or toll free at 1 888 723 4800 Reading abnormally Reasons Dirty filter Low Calibration Adapter is atta
59. message Not Saved If you want to make further changes to the settings press MODE to repeat stepping through the sensors Change LEL Span Gas This function allows selection of the gas to be used for span calibration of the LEL sensor The correction for the measurement gas is automatically divided by the correction factor the span gas selected previously to obtain a new factor for the combination of gases The new factor is applied to the readings to obtain a true concentration Press MODE until the up or down arrow is highlighted 2 Press Y to move through the list of LEL span gases Page 28 QRAE II User Guide 3 Press MODE to select either the other arrow or to advance to Save or Quit 4 With Save selected press Y to save your settings or MODE to advance to Quit without saving settings If you choose to quit without saving the changes press Y You will see this message Not Saved If you want to make further changes to the settings press MODE to repeat stepping through the choices Back Press MODE to return to the top of the Calibrate Monitor menu or press Y to return to the top of the Normal Mode menu 4 5 4 Change Alarm Limits The high and low alarm limits as well as the points at which the STEL and TWA alarms are triggered can be modified in this set of menus Each sensor s limits for each of these can be set separately providing extremely precise alarm thresholds Alarm Sig
60. n is complete you will see the screen change between these two CO Zeroed CO Oppm H2S Zeroed and H2S Oppm OXY Zeroed OXY 20 9 LEL Zeroed LEL 0 LEL When the zero calibration is successful the display should show a reading of 20 9 for the oxygen sensor and 0 for all other sensors Multiple Sensor Calibration This function simultaneously determines the second point of the calibration curve for multiple sensors in the monitor The display counts down from 60 to 0 seconds and then shows the name of each sensor whether it passed or failed calibration and the calibrated value for each sensor Select a sensor to calibrate by pressing MODE until the sensor s name is highlighted Then press Y to toggle the selection on indicated by an asterisk or off no asterisk To select other sensors to calibrate press MODE until you reach the sensor you want to select Then press Y After you have selected all the sensors you want calibrated it is time to perform the calibration 1 Attach the regulator to the Calibration Gas cylinder Page 77 QRAE II User s Guide Turn on the regulator to start the Calibration Gas flow Attach a hose to the Monitor gas inlet and to the regulator Press MODE until OK is highlighted Press Y to start calibration Die op You should see a countdown from 60 seconds Calibration in progress 60 Note If you see the following message check that the gas is
61. nals During each measurement period the gas concentration is compared with the programmed alarm limits gas concentration alarm limit settings Low High TWA and STEL If the concentration exceeds any of the preset limits the loud buzzer red flashing LED and vibration alarm are activated immediately to warn of the alarm condition In addition the QRAE II alarms if one of the following conditions occurs battery voltage falls below a preset voltage level 3 1 volts for Li ion 3 3 volts for alkaline batteries or when the datalog memory is full When the low battery alarm occurs there will be approximately 20 to 30 minutes of operating time remaining When the battery voltage falls below the low threshold the QRAE II turns off automatically Submenus in this section are e High Alarm Limit e Low Alarm Limit e Stel Alarm Limit e Average Alarm Limit The submenus and actions are shown in the following diagram Page 29 QRAE II User Guide Change Alarm Limits M High Press and hold MODE to step Results are displayed upon Alarm Limit CO through sensors and to selecting Save or Quit advance through digits Press Y to advance from Change Datalog 0 through 9 Press MODE to reach Save or Quit Press Y Low Press and hold MODE to step Results are displayed upon Alarm Limit through sensors and to selecting Save or Quit advance through digits Press Y to advance from 0 through 9 Press M
62. nge the password from 0000 You can simply continue using 0000 step through the digits and then press the Y key to enter Programming Mode As Programming Mode is entered datalogging is paused A message that says Datalog Paused briefly appears on the display before the first submenu item Calibrate Monitor is shown Page 25 QRAE II User Guide 4 5 2 Navigating Programming Mode The following diagram shows Programming Mode s five submenus and how to navigate through them Note Press MODE to navigate from one menu choice to the next and Y to make selections Main Display Use MODE key 9 to advance except OG where noted PROGRAMMING MODE C Enter Calibrate Change Change Change Change Sensor Password Monitor Alarm Limits Datalog Monitor Setup Configuration Clear Change Change LEL All Data Alarm Mode Measurement High Alarm Limit Fresh Air Gas Calibration Low Alarm Change Datalog Change Real Limit Period Time Clock Enable Disable Multiple Sensor Sensor Calibration STEL Alarm Select Change Limit Data Type Backlight Mode Sinis Senco Set LEL ingle Sensor Calibration Average Enable Disable Change Display Unit Alarm Limit Datalog Password Set Calibration Modify Span Due Gas Value Change Aver Back aging Method Start Stop Datalog Select Memory Full Type Back Enable Disable Change LEL Power On Zero Span Gas Chang
63. non hazardous Note Users are recommended to refer to ISA RP12 13 Part II 1987 for general information on installation operation and maintenance of combustible gas detection instruments Warranty Registration Register your warranty online by visiting http www raesystems com Support ProductRegistration This ensures that your QRAE II is registered and ensures that we can let you know of important updates Page 3 QRAE II User Guide A WARNINGS Use only RAE Systems rechargeable battery pack part number 020 3402 000 or alkaline battery pack part number 020 3403 000 Use only DURACELL MN1500 batteries with alkaline battery pack This instrument has not been tested in an explosive gas air atmosphere having an oxygen concentration greater than 21 Substitution of components may impair suitability for intrinsic safety Recharge batteries only in non hazardous locations Do not connect the serial communication port in a hazardous location STATIC HAZARD Clean only with a damp cloth For safety reasons this equipment must be operated and serviced by qualified personnel only Read and understand instruction manual completely before operating or servicing All newly purchased RAE Systems instruments should be bump tested by exposing the sensor s to known concentrations of calibration gas The monitor should be calibrated if it does not pass a bump test but no less than every 6 months depending on use and exposure
64. not push on the middle of the sensor with your finger as this may damage it The sensor should fit flush against the printed circuit board Note Each sensor socket is labeled to guide you in placing the correct sensor into it If a sensor does not seem to fit examine it to ensure that it is the correct sensor the pins are not bent and that the pins are aligned to the holes Press the sensors all the way into the socket Important Sensors are not interchangeable Use only RAE Systems sensors and use only the sensor type specified for your QRAE II monitor Use of non RAE Systems components will void the warranty and can compromise the safe performance of this product Inspect the internal filter QRAE II diffusion model only If it is dirty discolored or wet replace it See Replacing The Filter below Page 59 QRAE II User Guide Filter 10 Place the filter onto the inside of the sensor cover Make sure it is aligned properly by matching its center hole with the indexing peg at the middle of the cover 11 Replace the sensor cover Hold the cover against the QRAE II and place the QRAE II on a soft surface Use the hex wrench to tighten the two screws Do not overtighten them 12 Turn the monitor on and the newly installed sensors should be properly identified by the EntryR AE in the start up screen Let the monitor run for 15 minutes before calibration 13 Calibrate all sensors prior to using the ORAE II 9 5 Re
65. nsor whether it passed or failed calibration and the calibrated value for each sensor Select a sensor to calibrate by pressing MODE until the sensor s name is highlighted Then press Y to toggle the selection on indicated by an asterisk or off no asterisk To select other sensors to calibrate press MODE until you reach the sensor you want to select Then press Y After you have selected all the sensors you want calibrated it is time to perform the calibration Attach the Calibration Adapter to the QRAE II Attach the regulator to the Calibration Gas cylinder Attach a hose to the Calibration Adapter and to the regulator Turn on the regulator to start the Calibration Gas flow Press MODE until OK is highlighted Press Y to start calibration Qus Er o9 par You should see a countdown from 60 seconds Calibration in progress 60 Page 82 QRAE II User s Guide Note If you see the following message check that the gas is flowing and the hose is attached No Gas Flow Apply gas or hit any key to start When calibration is complete you will see the screen change between these two Multiple Sensor Calibrated and CO Pass H2S Pass O2 Pass LEL Pass A sensor calibration failure is indicated like this CO Fail H2S Pass O2 Pass LEL Pass If a sensor fails try calibrating again If calibration fails again replace the sensor Single Sensor Calibration This procedur
66. nus are organized and how to navigate them Change Sensor Configuration Change LEL Press MODE to step from Save p Message confirms Saved f m mm y Measurement to Quit to up or down arrow Gas Choose gas type by pressing Message confirms 2 2 Not Saved Y Then use MODE to move to Save or Quit Press Y Press MODE to step through _ Results are displayed upon E e sensors Press Y to toggle selecting Save or Quit 1 sensor selection off or on indicates on Press MODE to reach OK or Cancel Press Y Main Display Press MODE to step from Save gt Message confirms Saved p to Quit to up or down arrow Choose LEL or VOL pressing Y Then use MODE to move to Save or Quit Press Y oro Set Calibration Press MODE to step from Save p Message confirms Saved fe w m m m y Due to Quit to number of days Press Y to increase number of days Then use MODE to LI 1 LI 1 1 move to Save or Quit Press Y H 1 LI Enable Disable Press MODE to step from Save p Message confirms Saved p m m y Power On to Quit to up or down arrow 1 Zero Choose Enable or Disable by pressing Y Then use MODE 1 to move to Save or Quit Press Y Page 42 QRAE II User Guide Change LEL Measurement Gas This function allows selection of the measurement gas for the LEL sensor The correction for the measurement gas is automatically d
67. o A PC 53 8 2 Uploading Firmware To The QRAE II From A PC 54 Page 1 QRAE II User Guide 9 Mamta n e cc 55 9 1 Replacing the QRAE II Li Ion Battery 35 9 2 Installing The Alkaline Battery Adapter 56 9 3 Charging A Spare QRAE II Li Ion Battery 57 9 4 Replacing SCnSOTS nn ne Em 58 9A T Sensor LO CAU OWS SERIE Rete ease aaa Je 58 OD epi gemme The EIE s s caches e Qus a tags abc miis usstah ee ae 60 9 6 Replacing The Pump QRAE II Pump Model Only 60 aM Tn Me 62 Do Par Updates oeste edet tede ies ae 63 9 9 Ordering Replacement Parts 2o edi ES Mme matt de mice 63 9 10 Electronic Waste Disposal Jic hee Unas RE Ee da Sari Rae e o tva 63 OT Xearop NADUEACUITS oos acid eat n te n ee piede put aet dpi dudas 63 I0 Tro bleshooUlg cain nS inner ne ete RE REA EE e es 64 11 Technical SupDOLE 5 ei eueseese epus note eee eie einen 65 12 NU crndenicoMe m 66 I5 Controlled Part OF Manual ennemies 68 Page 2 QRAE II User Guide WARNINGS Read Before Operating This manual must be carefully read by all individuals who have or will have the responsibility of using maintaining or servicing this product The product will perform as designed only if it is used maintained and serviced in accordance with the manufacturer s instructions CAUTION Never operate the monitor when the cover is removed Remove the monitor cover and battery only in an area known to be
68. or the Li Ion battery The adapter part number 020 3403 000 accepts three AA alkaline batteries use only Duracell MN1500 to provide approximately 12 hours of operation Place the QRAE II face down on a soft surface 2 Usethe hex wrench to loosen each of the three screws by turning them counterclockwise Hold the QRAE II down and lift the compartment cover by pulling on the belt clip Turn the QRAE over and slide the Li ion battery out of its compartment 5 Install three AA alkaline batteries into the Alkaline Battery Adapter making sure the battery polarity is correct 6 Place the Alkaline Battery Adapter into the compartment with its six gold plated contacts aligned over the six pins 7 Place the cover over the compartment Tighten all three screws by turning them clockwise with the hex wrench 9 The monitor automatically detects the alkaline batteries ie on 99 IMPORTANT Alkaline batteries cannot be recharged The QRAE IPs internal circuit detects alkaline batteries and will not allow recharging If you place the QRAE II in its cradle the alkaline battery will not be recharged and you will see this icon 5 Note When replacing alkaline batteries dispose of old ones properly Page 86 QRAE II User s Guide WARNING To reduce the risk of ignition of hazardous atmospheres recharge the battery only in areas known to be non hazardous Remove and replace the battery only in areas known to be non hazardous
69. ou this message Xxx Fail Turn off unit Remove or Replace sensor Turn off the QRAE II and replace the sensor Always recalibrate after replacing a sensor If the LEL sensor fails the LCD indicates it like this CO oppm H2S 0 0ppm OXY 20 9 LEL Fail Instead of showing a reading the word Fail appears Replace the LEL sensor and recalibrate the instrument If the oxygen sensor fails there is no prompt If you install a bad oxygen sensor the QRAE II gives a message of Oxy not found during startup diagnostics 9 4 1 Sensor Locations The sensors are located inside the front of the monitor See RAE Systems Technical Note TN 114 Sensor Specifications And Cross Sensitivities for additional information available at www raesystems com To replace a sensor 1 Turn off the QRAE II 2 Place the QRAE II face down on a soft surface Page 58 QRAE II User Guide 3 Remove the front sensor cover by loosening the two screws on the back of the monitor below the battery cover Use the supplied hex wrench Push the screws from the back of the monitor to pop the cover off the front Locate the sensor you need to replace H2S Sensor CO Sensor LEL Sensor O2 Sensor Using the sensor puller carefully remove the sensor by pulling it straight out Replace the sensor with a new one Make sure the pins are not bent or corroded Align the pins to the corresponding holes and push straight in Do
70. ows accompanied at each step with an alarm beep and light flash The display shows the countdown in sequence Unit off in 5 seconds Unit off in 4 seconds Unit off in 3 seconds Unit off in 2 seconds Unit off in 1 seconds Unit off in 0 seconds Unit off When you see Unit off release your finger from the MODE key The QRAE II is now off Caution The alarm is very loud During shutdown you can mute most of the sound by holding a finger over the alarm port Page 72 QRAE II User s Guide Programming Mode Programming Mode can be entered from Normal Mode or Diagnostic Mode This mode contains most adjustable settings for the QRAE II It is organized into five submenus Calibrate Monitor Change Alarm Limits Change Datalog Change Monitor Setup Change Sensor Configuration The following diagram shows how to enter Programming Mode from Normal Mode and from Diagnostic Mode Press and hold the MODE key to start ORAE II in Normal Mode Main Display NORMAL MODE O Enter Programming Mode by holding both keys PROGRAMMING MODE Enter Diagnostic Mode by holding both keys while turning on QRAE II Exit Diagnostic Mode by turning off QRAE II Q5 CO Main Display DIAGNOSTIC MODE Q5 CO Enter Programming Mode by holding both keys PROGRAMMING MODE Modify Span Gas Value This function allows selection of the gas concentration for each sensor Setting the sp
71. placing The Filter The filter is made of PTFE Teflon membrane designed to prevent water and dust from entering the sensors The filter should be replaced if it changes color traps dust or other particulates or if it has been saturated with water or other liquids On the diffusion model only use the filter with part number 020 2419 000 For the pumped model use the filter with part number 008 3022 010 sold in packages of 10 only 9 6 Replacing The Pump QRAE Il Pump Model Only If the pump requires replacement only use an exact replacement from RAE Systems part number 020 3603 000 FRU Only replace the pump in a safe area and always set the stall speed and recalibrate the QRAE II before placing it back into service To replace the pump Turn off the QRAE II 2 Place the QRAE II face down on a soft surface 3 Remove the front sensor cover by loosening the two screws on the back of the monitor below the battery cover Use the supplied hex wrench Page 60 QRAE II User Guide Page 61 QRAE II User Guide 5 Turn over the cover and pull off the plate with the pump attached 6 Turn over the plate holding the pump and lift the pump off 7 Replace the pump by pressing the new pump firmly into its recessed area on the plate Note The O rings must be mounted on the plate and not the pump 8 Press the plate back into the rear of the cover 9 Setthe cover back onto the front of the QRAE II Pump and press it
72. ransferring power without other connections and two clips hold the battery in place during charging 1 Plug the AC DC adapter into the QRAE II s cradle 2 Place the battery into the cradle with the six gold plated contacts on top of the six matching charging pins 3 Plug the AC DC adapter into the wall outlet The QRAE II battery begins charging automatically During charging the LED in the cradle glows red When charging is complete it glows green Release the battery from the cradle by pressing the keys on both sides of the cradle and lifting the battery out of its slot Note If you need to replace the 3 7V Li ion battery pack replacements are available from RAE Systems The part number is 020 3402 000 Page 57 QRAE II User Guide 9 4 Replacing Sensors Under normal operating conditions sensors lose their original sensitivity after the expected operating life and need to be replaced Warranties The oxygen O2 combustible gas LEL hydrogen sulfide H2S and carbon monoxide CO sensors all have a 2 year warranty Replace a sensor when it fails to calibrate If it fails to calibrate retry calibrating it Check the QRAE I s parameter settings and check that the calibration gas is not beyond its Use by date For further details refer to RAE Systems Technical Note TN 123 Special Diagnostic Modes For RAE Systems Instruments available at WWW raesystems com When a CO or H2S sensor is saturated the LCD gives y
73. ration 1 Attach the Calibration Adapter to the QRAE II diffusion model only 2 Attach the regulator to the Calibration Gas cylinder Important Make sure you have the correct calibration gas in the correct concentration Also make sure that the calibration gas is not beyond its Best when used by date which is stamped on the cylinder s label 3 If your model is a QRAE II diffusion model attach a hose to the Calibration Adapter and to the regulator If it is a QRAE II Pump model attach a hose to the regulator and to the inlet on the front of the QRAE II Pump 4 Turnon the regulator to start the Calibration Gas flow Press MODE until OK is highlighted 6 Press Y to start calibration e Page 51 QRAE II User Guide You should see a countdown from 60 seconds Calibration in progress 60 Note If you see the following message check that the gas is flowing and the hose is attached No Gas Flow Apply gas or hit any key to start When calibration is complete you will see the screen change If the sensor calibration passes then you should see this message shown here for carbon monoxide CO CO calibration pass If the sensor calibration fails try calibrating again If calibration fails again replace the sensor Page 52 QRAE II User Guide 7 Connecting To A Computer Downloading datalog data to computer requires placing the QRAE II in its cradle and connecting the cradle to a computer
74. re the sensor is stable After checking the oxygen conditioning the QRAE II checks the calibration due date that has been set and if that date has passed a message prompting you to calibrate the monitor is displayed Cal due expired Press either key to continue there is a Continue prompt Once the monitor has finished startup you should perform a calibration If Power On Zero is activated see page 44 for details the display shows the following message that prompts you to perform a fresh air calibration Fresh Air Calibration If you want to perform a fresh air calibration refer to the steps outlined on page 27 and then press MODE for OK to start the fresh air calibration Otherwise press Y for Cancel The QRAE II performs a final checkout and the screen shows a countdown to full operational functionality If Datalog is on this message is displayed after the countdown Datalog Started When the QRAE II is ready for use it shows this screen QRAE II Diffusion QRAE Il Pump Page 12 QRAE II User Guide Note If datalogging is off you will not see the datalogging icon see User Interface Icons page 10 3 3 Inverting The Display The QRAE II is easy to read whether held in the hand or clipped to a belt To flip the screen press the Y key and hold it down for 3 seconds When the image inverts release the key 3 4 Testing The Alarms Anytime Under normal non alarm conditions th
75. s second Page 89 ind on lt r Sua Q a s om a RAE Systems by Honeywell World Headquarters 3775 N First St San Jose CA 95134 1708 USA Phone 408 952 8200 Fax 408 952 8480 E mail customerserv raesystems com Web Site www raesystems com RAE Systems Europe Kristinehoj 23 A DK 2770 Kastrup Denmark Phone 45 86 52 51 55 Fax 45 86 5251 77 orders raeeurope com sales raeeurope com service raesystems com Web www raesystems eu RAE Systems Asia RAE Systems Hong Kong Ltd Units 1516 18 15 F Delta House 3 On Yiu Street Shatin N T Hong Kong Phone 852 2669 0828 Fax 852 2669 0803 Email asiasales raesystems com RAE Systems Middle East LOB 7 Ground Floor Office 19 Jebel Ali Free Zone Dubai United Arab Emirates Phone 971 4 887 5562 Fax 971 4 887 5563 Email mesales raesystems com P N 020 4100 000 Rev F May 2013
76. sable Run Silent You can select Run Silent Enabled or Run Silent Disabled modes 1 Toggle enabled or disabled by pressing Y 2 Press MODE to save your choice and to exit to the next menu item Change Startup Mode Options are Normal Startup and Fast Startup Fast Startup skips showing you many settings and is best suited to environments where the QRAE II is turned on and off very often during a given day Press MODE to step from Save to Quit to the up or down arrow Choose Normal Startup or Fast Startup by pressing Y Press MODE to step to Save or Quit Press Y to commit your change or to exit to the next menu item SD re Page 39 QRAE II User Guide The diagram below shows the difference between the two startup modes NORMAL STARTUP FAST STARTUP Hold MODE Hold MODE 1 for3seconds 1 for 3 seconds to start ORAE II mens tostart ORAE II LI Li v Alarm Mode Battery voltage Shutoff voltage 1 RAE Systems Inc Datalog Time Left RAE Systems Inc QRAE II QRAE II English H English Unit ready in 10 seconds CO Installed H2S Installed i LI LI LI r L LI LI 1 1 LI LI LI 1 LI 1 LI 1 1 Li Version Serial Number 1 OXY Installed LEL Installed LI i 1 1 L LI LI I LI LI 1 a Li Fresh Air Calibration only when Power On Zero is selected CO Installed H2S Installed OXY Installed Unit ready in 15 secon
77. se the inlet to a clean air source with 20 9 oxygen and without any organic toxic or combustible gas impurities Follow the procedure outlined in Zero Fresh Air Calibration on page 49 Multiple Sensor Calibration This function simultaneously determines the second point of the calibration curve for multiple sensors in the monitor To calibrate follow the procedure outlined in Calibrating The QRAE II on page 47 Single Sensor Calibration This procedure determines the second point of the sensor calibration curve for a single sensor To calibrate follow the procedure outlined in Calibrating The QRAE II on page 47 Modify Span Gas Value This function allows selection of the gas concentration for each sensor Setting the span value separately for each sensor 1 Select a sensor by pressing MODE until the sensor s name is highlighted 2 Press MODE to advance through the digits on each sensor 3 Press Y to increase the number 0 to 9 Note Once the number reaches 9 pressing Y returns to 0 and starts counting up again each time Y is pressed 4 Press and hold MODE for 3 seconds and release to advance to the next sensor 5 After you have set all of the span values hold MODE for 3 seconds and release Save is highlighted 6 Press Y to save your settings or MODE to advance to Quit without saving settings If you choose to quit without saving the changes press Y You will see this
78. section are High Alarm Limit Low Alarm Limit Stel Alarm Limit Average Alarm Limit Change Alarm Mode Your choices are Auto Reset and Latched A latched alarm stays in alarm until you acknowledge the alarm by pressing a button An auto reset alarm turns off when the condition that set off the alarm is no longer present for instance a high H2S reading that exceeds the preset threshold and triggers an alarm but then lowers below that threshold turning the alarm off 1 Press MODE to step from Save to Quit to the up or down arrow 2 Choose Auto Reset or Latched by pressing Y 3 Press MODE to step to Save or Quit Press Y to commit your change or to exit to the next menu item Bump Testing amp Calibrating QRAE II Pump Version RAE Systems recommends that a bump test be performed on the QRAEII before the monitor is put into service and later prior to each use A bump test is defined as a brief exposure of the monitor to the calibration gas and the sensors to show response and trigger the lowest alarm set point for each sensor The QRAEII Multi Gas detector must be calibrated if it does not pass a Bump Test or at least once every 180 days depending on use and sensor exposure to poisons and contaminants e Calibration intervals and bump test procedures may vary due to national legislation Note Bump test and calibration can also be performed by using the RAE Systems AutoRAE Lite For QRAE II docking station Pag
79. sors 3 Oxygen is monitored with a solid polymer electrolyte SPE sensor Key Features Lightweight and Compact 9 oz 250 g diffusion model 12 oz 350 g pump version handheld size Dependable and Accurate QRAE II diffusion model 14 hours of monitoring with microcontroller QRAE II Pump model minimum 10 hours on Li Ion battery and 8 hours on alkaline battery User Friendly Menu driven intuitive end use operation Programmable Alarm Thresholds Audio buzzer and flashing display alarm Standard configuration includes CO HS LEL and O2 sensors Replaceable rechargeable Li Ion battery Large easy to read display Datalogging with large memory Visual alarm with bright red flashing LEDs Loud audible alarm 95dB at 30 cm Vibration alarm Rugged weather resistant composite case Diffusion model and pump model Page 6 QRAE II User Guide 1 2 Specifications Configuration Dimensions Weight Detectors Battery Operating Time Display Keypad Direct Readout Sampling Method Range Resolution amp Response Time Alarm Settings Alarms Calibration Protection Intrinsic Safety EM Immunity Data Storage Datalog Interval Alarm Settings Communication Temperature Humidity Caution QRAE II Specifications Pumped or diffusion 4 gas with datalogging Diffusion 5 L x 2 8 W x 1 5 H 125mm x 72mm x 38mm Pump 5 Lx 2 8 W x 1 5 H 125mm x 72mm x 38mm Diffusion 9 oz 250
80. the 4 digit password from its default of 0000 1 Press MODE to step from Save and Quit and to advance through the digits 2 Press Y to advance from 0 through 9 If you press Y when 9 is selected it wraps around to 0 and begins counting up again each time you press Y 3 Press MODE to step to Save or Quit 4 Press Y to commit your change or to exit to the next menu item Important If you change the password write down the new password and save it Change Averaging Method Toggle between Running Average and TWA time weighted average Press MODE to step from Save to Quit to the up or down arrow 2 Choose Running Average or TWA by pressing Y Page 38 QRAE II User Guide 3 Press MODE to step to Save or Quit 4 Press Y to commit your change or to exit to the next menu item Change Display Language Scroll from English to other languages language options depend on firmware version Press MODE to step from Save to Quit to the up or down arrow Choose a language by pressing Y Press MODE to step to Save or Quit Press Y to commit your change or to exit to the next menu item Bow mp Set Temperature Unit Select Fahrenheit or Celsius Press MODE to step from Save to Quit to the up or down arrow Choose Fahrenheit or Celsius by pressing Y Press MODE to step to Save or Quit Press Y to commit your change or to exit to the next menu item vr im Enable Di
81. the QRAE II is set for Fast Startup see page 39 for details then it skips the following steps e Last Calibration date and time e Alarm Mode battery voltage shutoff voltage e Datalog Time Left The QRAE II checks the oxygen sensor to determine whether it needs conditioning If the sensor is new or has been in a QRAE II with its battery removed for a long period it requires conditioning If conditioning is required it can take anywhere from 150 seconds to several minutes Because the oxygen sensor is a biased sensor the QRAE II checks for abnormal readings during startup This is not normally displayed but if a battery or a sensor is replaced this means the sensor loses bias and requires a little time to stabilize its reading again Page 11 QRAE II User Guide If the reading is about 2596 oxygen after a conditioning cycle the monitor offers two options in its display 1 Wait This means that the monitor will run a second cycle of conditioning 2 Measure This means that the QRAE II will exit the conditioning menu and continue the start up process Note The time necessary for conditioning depends on how long the monitor has been without power If two conditioning cycles are run and conditioning still has not occurred then the monitor may have drifted or a sensor has been replaced Therefore a fresh air calibration is required Select Measure and perform a fresh air calibration Observe the reading for 5 minutes to ensu
82. tored All data are retained in non volatile memory for later download to a PC There are six submenus to Change Datalog Clear All Data Change Datalog Period Select Data Type Enable Disable Datalog Start Stop Datalog Select Memory Full Type Page 32 QRAE II User Guide Clear Datalog cleared All Data O Press Y to advance from 0 The following diagram shows the navigation of this set of submenus I enannannnnancnacnnnnnnnnnnnnnnnnnnnnnnna nl through 9 Press MODE to Change Change Monitor Setup Datalog LI Change Datalog Press MODE to step from Save i I 5 npe aa Message confirms Saved e reach Save or Quit Press Y Switch mode is shown Press MODE to step from Save to Quit to up or down arrow Choose Minimum Average or Peak by pressing Y Then use MODE to move to Save or Quit Press Y Press MODE to step through sensors Press Y to toggle sensor selection off or on indicates on Press MODE to reach OK or Cancel Press Y Press MODE to step from Save to Quit to up or down arrow Choose Stop or Start by pressing Y Then use MODE to move to Save or Quit Press Y J Press MODE to step through sensors Press Y to toggle sensor selection off or on indicates on Press MODE to reach Save or Quit Press Y Page 33 QRAE II User Guide Clear All Data You can clear all data from the datalog The QRAE II has a challenge that asks you to con
83. ttings Set LEL Display Unit Choose from LEL for percentage of lower explosive limit or VOL for volume percent Press MODE to step from Save to Quit to the up or down arrow Choose LEL or 96 VOL by pressing Y Press MODE to step to Save or Quit Press Y to commit your change or to exit to the next menu item To Page 43 QRAE II User Guide Set Calibration Due Set a Calibration Due day which can create an alert during startup whenever a calibration must be performed 1 Press MODE to step from Save and Quit and to advance through the digits 2 Press Y to advance from 0 through 9 If you press Y when 9 is selected it wraps around to 0 and begins counting up again each time you press Y 3 Press MODE to step to Save or Quit 4 Press Y to commit your change or to exit to the next menu item Enable Disable Power On Zero This sets an optional step after the QRAE II starts up pausing to ask whether you want to perform a zero fresh air calibration After startup the display says Fresh Air calibration The options are OK and Cancel If you choose OK you see Calibration in progress This is followed by a countdown At the end of the countdown the display shows the four sensors each followed by the word Zeroed If you do not want a zero calibration you can select Cancel Press MODE to step from Save to Quit to the up or down arrow Choose Enable
84. ugging in sensors WARNING To reduce the risk of ignition of hazardous atmospheres recharge battery only in area known to be non hazardous Remove and replace battery only in an area known to be non hazardous 9 1 Replacing the QRAE II Li lon Battery Caution Turn off the QRAE II before removing or replacing the battery 1 Place the QRAE II face down on a soft surface 2 Use the hex wrench to loosen each of the three screws by turning them counterclockwise 3 Hold the QRAE II down and lift the compartment cover by pulling on the belt clip Page 55 QRAE II User Guide 4 Turn the QRAE over and slide the battery out of its compartment 5 Place the new battery into the compartment with its six gold plated contacts aligned over the six pins 000 ooo eoo ooo Note Before installing the new battery visually inspect the contacts to make sure they are clean If they are not wipe them with a soft cloth Do not use solvents or cleaners 6 Place the cover over the compartment 7 Tighten all three screws by turning them clockwise with the hex wrench 9 2 Installing The Alkaline Battery Adapter The Alkaline Battery Adapter substitutes for the Li Ion battery The adapter part number 020 3403 000 accepts three AA alkaline batteries use only Duracell MN1500 to provide approximately 12 hours of operation 2 Place the QRAE II face down on a soft surface 3 Use the hex wrench to loosen each of th
85. ump speed High VA Save Mi Exit Programming Mode shut down the QRAE II and then restart it in Diagnostic Mode In Diagnostic Mode step through the menus until you come to Pump Low Speed Stall e The display shows idle maximum and minimum values for example 40 37 plus the stall value with the pump operating at its low speed Pump 40 37 Low speed pump Stal 50 Save ti Page 22 Re QRAE II User Guide Write down the maximum reading This is your unblocked reading Block the inlet for 3 seconds T idle should increase at least 10 counts Note If the increase is less than 10 counts there is a leak in the gas inlet or the pump is weak Write down the blocked reading for I Add the blocked number and the unblocked number and divide the total by 2 to arrive at the proper stall value Here is an equation for this Stall Idlemax Blockmax 2 Set the stall value to this number Page 23 QRAE II User Guide 4 5 Programming Mode Programming Mode can be entered from Normal Mode or Diagnostic Mode This mode contains most adjustable settings for the QRAE II It is organized into five submenus Calibrate Monitor Change Alarm Limits Change Datalog Change Monitor Setup Change Sensor Configuration The following diagram shows how to enter Programming Mode from Normal Mode and from Diagnostic Mode Press and hold the MODE Enter Diagnostic Mode by holding key to start ORAE I

QRAE II Manual

Contents

Download Pdf Manuals

Related Search

Related Contents