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QRAE II User

’s Guide 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
 
 
 
 
 
 

Covers QRAE II Diffusion & Pump Models 

with Firmware Version 3.60 or higher 

 
 
 
 
 
 
 
 
 

P/N 020-4100-000 Rev. F 

May 2013 

 

Summary of Contents for QRAE II

Page 1: ...QRAE II User s Guide Covers QRAE II Diffusion Pump Models with Firmware Version 3 60 or higher P N 020 4100 000 Rev F May 2013...

Page 2: ...Copyright 2011 RAE Systems Inc...

Page 3: ...22 4 5 Programming Mode 24 4 5 1 Enter Programming Mode 25 4 5 2 Navigating Programming Mode 26 4 5 3 Calibrate Monitor 27 4 5 4 Change Alarm Limits 29 4 6 Change Datalog 32 4 7 Change Monitor Setup...

Page 4: ...ry 57 9 4 Replacing Sensors 58 9 4 1 Sensor Locations 58 9 5 Replacing The Filter 60 9 6 Replacing The Pump QRAE II Pump Model Only 60 9 7 Cleaning 62 9 8 Firmware Updates 63 9 9 Ordering Replacement...

Page 5: ...CAUTION Never operate the monitor when the cover is removed Remove the monitor cover and battery only in an area known to be non hazardous Note Users are recommended to refer to ISA RP12 13 Part II 1...

Page 6: ...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 calibratio...

Page 7: ...uctions en entier avant d utiliser ou d entretenir l quipement Tout appareil neuf de RAE Systems doit pr alablement passer le test de v rification d talonnage qui consiste exposer le ou les capteurs a...

Page 8: ...rolyte SPE sensor 1 1 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...

Page 9: ...0 1000 ppm 1 ppm 25 sec H2S 0 100 ppm 0 1 ppm 30 sec Alarm Settings Separate limits for TWA STEL High Low Alarms 95 dB 30 cm buzzer flashing red LEDs vibration alarm LCD to indicate exceeded preset l...

Page 10: ...o charge the QRAE II 1 Plug the AC DC adapter into the QRAE II 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...

Page 11: ...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 t...

Page 12: ...alog enable disable status 3 1 User Interface Icons Icon Indication Battery Voltage low flashing Battery Low alarm triggered Battery fully charged Battery charging Alkaline Battery Adapter in use Alka...

Page 13: ...talled sensors If the QRAE II is set for Normal Startup it proceeds to the following steps However if the QRAE II is set for Fast Startup see page 39 for details then it skips the following steps Last...

Page 14: ...ecking 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 P...

Page 15: ...ration alarm LED and backlight can be tested at any time by pressing Y once 3 5 Pump Status QRAE II Pump Only IMPORTANT During operation make sure the pump inlet is free of obstructions Obstructions c...

Page 16: ...ontinues 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 Unit off in 5 seconds Unit off in 4...

Page 17: ...l 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 datal...

Page 18: ...ings 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...

Page 19: ...s 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 Temperature The full date of month day and year as well as the 24 hour time in hours...

Page 20: ...p 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...

Page 21: ...0 ppm sensor The currently selected sensor is indicated by an asterisk to the left of the sensor s name To change the selection 1 Press MODE until first sensor is highlighted 2 Repeatedly press the MO...

Page 22: ...Y Note The QRAE II s default setting has the backlight turn on automatically and requires no adjustment Whenever the amount of ambient light is lower than the QRAE II s backlight threshold the backli...

Page 23: ...alue 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 sets the stall value for the pump s high speed setting See pa...

Page 24: ...er 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 sp...

Page 25: ...st 10 counts Note If the increase is less than 10 counts there is a leak in the gas inlet or the pump is weak 3 Write down the blocked reading for I 4 Add the blocked number and the unblocked number a...

Page 26: ...stic 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 Configu...

Page 27: ...E 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...

Page 28: ...age 26 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...

Page 29: ...brate Monitor The QRAE II is designed to perform automated calibrations Note The procedures for calibration are covered in a separate section Calibrating The QRAE II on page 47 The submenus and action...

Page 30: ...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...

Page 31: ...viding 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 Hig...

Page 32: ...of individual sensors in 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...

Page 33: ...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...

Page 34: ...e 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 retur...

Page 35: ...QRAE II User Guide Page 33 The following diagram shows the navigation of this set of submenus...

Page 36: ...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...

Page 37: ...an 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...

Page 38: ...ge 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...

Page 39: ...QRAE II User Guide Page 37...

Page 40: ...he 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 automatica...

Page 41: ...heit or Celsius by pressing 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 Run Silent You can select Run Silent Enabled or Run S...

Page 42: ...QRAE II User Guide Page 40 The diagram below shows the difference between the two startup modes...

Page 43: ...o commit your change or to exit to the next menu item 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 a...

Page 44: ...ion 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 Confi...

Page 45: ...tepping 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 dis...

Page 46: ...sing 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...

Page 47: ...QRAE II User Guide Page 45 5 Alarm Signal Summary Note Backlight automatically turns on when QRAE II alarms...

Page 48: ...to poisons and contaminants Calibration intervals and bump test procedures may vary due to national legislation When using an H2S sensor in a QRAE II RAE Systems recommends using RAE calibration gas c...

Page 49: ...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...

Page 50: ...e 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 instrument...

Page 51: ...cedure 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 6 4 2 Using Zero Gas 1 Attach the...

Page 52: ...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...

Page 53: ...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 ca...

Page 54: ...lowing 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 mess...

Page 55: ...ferring Data To 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...

Page 56: ...these steps to make the connection 1 Connect the data cable to the PC and the cradle 2 Place the QRAE II into its cradle The charging LED should be illuminated 3 Start ProRAE Studio on your PC 4 From...

Page 57: ...sor and pay attention to the sensor pin orientation when removing and plugging in sensors WARNING To reduce the risk of ignition of hazardous atmospheres recharge battery only in area known to be non...

Page 58: ...ghten 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...

Page 59: ...non hazardous Remove and replace the battery only in areas known to be non hazardous 9 3 Charging A Spare QRAE II Li Ion Battery A QRAE II Li ion battery can be charged when it is not inside the QRAE...

Page 60: ...or H2S sensor is saturated the LCD gives you 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...

Page 61: ...amage 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...

Page 62: ...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 us...

Page 63: ...QRAE II User Guide Page 61 4 Push the screws from the back of the monitor to pop the cover off the front...

Page 64: ...e 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 i...

Page 65: ...equipment in the EU countries This product may contain one or more Nickel metal hydride NiMH Lithium ion or Alkaline batteries Specific battery information is given in this user guide Batteries must b...

Page 66: ...erify 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 Low Rea...

Page 67: ...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 hour...

Page 68: ...me 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 Kristineh j 23 A DK 2770 Kastrup Denmark Phone 45...

Page 69: ...AE Systems Middle East Mobile 45 2674 9791 or 97 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 7...

Page 70: ...ia IIC T4 Gb 0575 SIRA 12 ATEX 2156 II 2G Ex ia d IIC T4 Int Safe Cl I Dv 1 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...

Page 71: ...e 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...

Page 72: ...QRAE II User s Guide Page 70 poisons and contaminants Range Resolution Response Time LEL 0 100 1 15 sec...

Page 73: ...rates The screen shows On RAE Systems Inc QRAE II Language This is followed by a progression of screens that tell you the QRAE II s current settings Firmware version number and serial number List of i...

Page 74: ...nd 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 shu...

Page 75: ...ramming Mode from Normal Mode and from Diagnostic Mode Modify Span Gas Value This function allows selection of the gas concentration for each sensor Setting the span value separately for each sensor 1...

Page 76: ...ODE 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 MO...

Page 77: ...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 Calibrating QRAE II Pump Version RA...

Page 78: ...redetermined 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 9 oxygen and without an...

Page 79: ...hen 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 t...

Page 80: ...S 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 Sing...

Page 81: ...t 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 Calibrating QRAE II D...

Page 82: ...ten 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 Calibr...

Page 83: ...dure 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...

Page 84: ...ensors 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 sens...

Page 85: ...ace 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...

Page 86: ...ress 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 Fl...

Page 87: ...tion 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 counterclockw...

Page 88: ...terclockwise 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 Li ion battery out of its compartment 5 Install three AA alkaline bat...

Page 89: ...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...

Page 90: ...ck 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 Sup...

Page 91: ...QRAE II User s Guide Page 89 Alarm Signal Summary Note Backlight automatically turns on when QRAE II alarms...

Page 92: ...P N 020 4100 000 Rev F May 2013...

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