GasAlertMicro 5
Contents
1. iii GasAlertMicro 5 User Manual List of Figures Figure Title Page Figure 1 GasAlertMicro 5 Detector rissies ienna aviaria idies 7 Figure 2 Display Elements Figure 3 Applying Gas to the Sensors Figure 4 Replacing the Batterles oooncnicninnonnonnnnonnoncnncnnnnnnnnnnnenno none cna nene nn cren rn rear rene Figure 5 Replacing a Sensor or Sensor Filter Figure 6 Parts of the PlD onoonconccnncniconccnnccnocanancncninncnnnnn Figure 7 Installing the MMC SD GasAlertMicro 5 User Manual CAUTION FOR SAFETY REASONS THIS EQUIPMENT MUST BE OPERATED AND SERVICED BY QUALIFIED PERSONNEL ONLY READ AND UNDERSTAND INSTRUCTION MANUAL COMPLETELY BEFORE OPERATING OR SERVICING GasAlertMicro 5 Multi Gas Detector Standard instrument is equipped with integral concussion proof boot and internal vibrator alarm GasAlertMicro 5 with User Downloadable Datalogger Provides full time continuous datalogging while the instrument is operating Data is saved on a convenient MultiMediaCard MMC and can be removed and downloaded by the user Data is imported into standard office software Microsoft Excel Access etc Wraparound memory ensures the most recent data is always saved Datalogging units include the Fleet Manager software vi Introduction A Warning To ensure your personal safety read Safety Information before you use the detector The GasAlertMicro 5 gas detector the detector warns of hazard2. Note If all the sensors are turned off the display advises Exit not allowed unless at least one sensor is enabled GasAlertMicro 5 User Options Menu Span Gas Value The Span gas option allows you to input a new calibration gas concentration for each sensor Press when the cursor is beside Span gas to enter this option To change the calibration gas setting press 4 or until the display matches Hz the concentration of the calibration gas Then press to accept the value span gas 25 ppm Note BW recommends that span concentration values be set between specific ranges Refer to the Calibration and Setting Alarm Setpoints section If you change the calibration gas concentration but pause for 5 seconds before pressing the detector rejects the new value The display shows was not pressed resetting the audible alarm beeps twice and the detector retains the original value 23 GasAlertMicro 5 User Manual STEL Period Governmental Industrial Hygienists ACGIH methods To ae enter this option press when the cursor is beside TWA Each sensor has a user settable short term exposure limit method STEL period To enter this option press when the cursor is beside STEL period Currently the OSHA checkbox is checked as it is the default TWA method upon shipment To change this option place the cursor beside ACGIH and STEL period press to confirm your selection The detector is
3. This warning usually indicates that the calibration bottle is past its expiry date and you should calibrate the sensor with a new bottle 40 Successful Span If the sensor s has spanned successfully the audible alarm beeps three times and the following screens will appear If there are more sensors to span remove the existing calibration bottle connect the next bottle press a and repeat step 5 to span the other sensor s If you choose not to span the other sensors press to continue with the calibration process If all of the sensors have been spanned the following screen appears before the calibration procedure continues Unsuccessful Span If all sensors fail the span the screen shows the following If only some sensors failed the span the detector bypasses the span for the failed sensor s Err appears beside the failed sensor once the detector is in normal operation Press to exit and then restart calibration in an atmosphere that is clear of the targeted gases If the auto span fails a second time restart the detector to test the sensors Note The detector will not span a sensor if e You do not apply gas to the sensor e The sensor fails to detect at least one half of the expected gas concentration in the first 30 seconds e The gas concentration drops below one half of the expected gas level during the 2 minute span If you apply gas to a sensor and the detector fails to span the senso
4. e To view the TWA STEL and maximum MAX hold readings press e To acknowledge latched alarms press GasAlertMicro 5 User Manual Activating the Detector Attach all the accessories before activating the detector e g pump module sampling probe hose etc To activate the detector press in a normal atmosphere 20 9 oxygen Self Test Once the detector is activated it performs the following checks Manually check that all actions occur Note If any error message appears during the self test refer to the Troubleshooting section of the manual The detector administers a battery test during start up If the battery has insufficient power to operate at any time during the start up the LCD displays the following screen before turning off 10 Battery depleted Turning off fi Replace the batteries and restart the detector 1 The display shows all the display elements as it beeps flashes and briefly turns on the backlight 2 The version and serial number of the detector is then shown on the LCD Bul Micros 105 000001 DA D F TF GasAlertMicro 5 Activating the Detector 3 Next the date and time are displayed Tuesday Oct 12 2004 11 38pm 6 Datalogging Unit Optional 4 If this is a datalogging unit the detector will perform the following checks e whether a MultiMediaCard MMC or secure digital SD card is installed e whether the detector
5. GasAlertMicro 5 O CO H2S PH3 SO Cl NH3 NO HCN CIO Oz VOC and Combustibles 1 2 3 4 and 5 Gas Detectors User Manual INNOVATORS IN GAS DETECTION Technologies Limited Warranty amp Limitation of Liability BW Technologies LP BW warrants this product to be free from defects in material and workmanship under normal use and service for a period of two years beginning on the date of shipment to the buyer This warranty extends only to the sale of new and unused products to the original buyer BW s warranty obligation is limited at BW s option to refund of the purchase price repair or replacement of a defective product that is returned to a BW authorized service center within the warranty period In no event shall BW s liability hereunder exceed the purchase price actually paid by the buyer for the Product This warranty does not include a fuses disposable batteries or the routine replacement of parts due to the normal wear and tear of the product arising from use b any product which in BW s opinion has been misused altered neglected or damaged by accident or abnormal conditions of operation handling or use c any damage or defects attributable to repair of the product by any person other than an authorized dealer or the installation of unapproved parts on the product or The obligations set forth in this warranty are conditional on a proper storage installation calibration use maintenan
6. HCNH3 PH NO0 CIO CO VOCLEL ppm HIGHLOWTWAMAXSTEL HIGHLOWTWAMAXSTEL H S0 Cl ppm COHCNH ppm HIGH LOW MAX LOW Figure 2 Display Elements UE ALAR MEANN E Table 4 Display Elements tem Desenpton ss code tock CS SO SS o T seame SSS S Alarm condition low high TWA STEL or multi gas or view TWA STEL and maximum MAX gas exposures Automatically zero sensor Note The display backlight automatically activates for 8 seconds when there is an alarm condition and if enabled whenever there is insufficient light to view the display Any pushbutton reactivates the backlight in low light conditions GasAlertMicro 5 Getting Started Table 5 Pushbuttons Pushbutton scription OOOO e To turn on the detector press e To turn off the detector press and hold until countdown is complete To increment the displayed value or scroll up press a To enter the user options menu press a and simultaneously and hold until the countdown is complete To clear the TWA STEL and maximum gas exposure readings press and a simultaneously and hold until countdown is complete To view the TWA STEL low and high alarm setpoints of all the sensors and the correction factor if applicable press a To decrement the displayed value or scroll down press 7 To initiate calibration and setting alarm setpoints press and simultaneously and hold until countdown is complete
7. manual 1 Open the latch on the bottom of the detector 2 Remove the battery pack by lifting the end of the pack away from the detector 3 Unscrew the two captive screws on the battery pack and open the pack 4 Install the three alkaline batteries and screw the battery pack back together 5 Insert the battery pack back into place and secure the latch Table 12 Replacing the Batteries tem Description aati eateries OOO Figure 4 Replacing the Batteries GasAlertMicro 5 Maintenance Replacing a Sensor or Sensor Filter A Warning To avoid personal injury use only sensors specifically designed for the detector See the section Replacement Parts and Accessories Each sensor has a high degree of resistance to common vapors and gases A sensor will most likely clear itself if you move the detector to a clean environment and wait 10 to 30 minutes Do not expose a sensor to the vapors of inorganic solvents such as paint fumes or organic solvents The Troubleshooting section describes problems caused by a sensor in need of calibration or replacement To replace a sensor or sensor filter refer to the following figure table and set of instructions 1 If the detector is on turn it off 2 Remove the two machine screws on the rear shell and remove the sensor cover or optional pump module 3 Replace the sensor filter or replace the sensor s Gently rocking the sensor back and forth may he
8. BW Technologies with the MMC SD card MMC so communica tion error 55 GasAlertMicro 5 User Manual The detector displays Clock error using last known time General fault Contact BW Technologies Detector does not display normal ambient gas reading after activation self test Detector does not respond to pushbuttons Detector does not accurately measure gas 56 Sensor not stabilized Detector requires calibration Target gas is present Batteries are depleted Detector is performing operations that do not require user input Detector requires calibration Detector is colder hotter than ambient gas Sensor filter is blocked Used sensor wait 60 seconds New sensor wait 5 minutes Calibrate detector see the section Calibration and Setting Alarm Setpoints Detector is operating properly Use caution in suspect areas Replace batteries see the section Replacing the Batteries Pushbutton operation restored automatically when the operation ends Calibrate sensor see the section Calibration and Setting Alarm Setpoints Allow the detector to acquire ambient temperature before use Clean the sensor filter see the section Replacing a Sensor or Sensor Filter GasAlertMicro 5 Troubleshooting Table 16 Troubleshooting Tips cont Detector does not enter alarm Alarm setpoint s are set incorrectly Reset alarm setpoints see the section Calibrat
9. ensure that the cursor is pointed to Language in the user options menu Press and hold then and lastly Once is pressed the detector emits two quick beeps and Tech mode appears below the Language option GasAlertMicro 5 User Options Menu Stealth Mode The detector is shipped with stealth mode disabled When it is activated Back stealth mode disables the beepers backlight even if the backlight option is Stealth E enabled and alarm LEDs Press O Sensors when the arrow is beside Stealth to enable this option 2 x o Sensors Press O when the arrow is beside Sensors to enter this option You will see the following screen To enter either option press when the arrow is beside either Toxic 1 or Toxic 2 27 GasAlertMicro 5 User Manual Once you have entered either option a list of available toxic sensors is shown The active toxic sensor is indicated by a checkbox beside the gas measured To change sensors press or a until the arrow is beside the sensor of your choice and press to accept this change Once you exit the user options menu Unit must restart to reconfigure appears on the display and the detector runs a self test to reconfigure itself to the new sensor Note The Toxic 2 list includes the H2S CO COSH sensor Pump If you have just attached the optional motorized pump to your detector the flow rate needs to be set before the pump can be used Press O when the c
10. shipped with the STEL calculation period set to 15 minutes This Has value can be adjusted between 5 and 15 minutes Press a or to change the existing STEL value and press to 15 min accept the new value Resolution Note This option allows you to choose the resolution with which if d hb thi the gas measurement is displayed either regular or extra Ap ANY PUSNBUKONS WIHA resolution You can enter this option by pressing when 10 seconds of entering this option the detector returns to the previous screen the cursor is beside Resolution The detector is shipped with Regular resolution 1 ppm as its default as Back indicated by a check in the corresponding checkbox To change your setting place 1 ppm If you change the STEL period but pause for 5 seconds before pressing O the detector rejects the new value The display shows C was not pressed resetting the audible alarm beeps twice and the detector retains the original value the cursor beside Extra 0 1 ppm and Opp press A check will appear in the TWA Method corresponding checkbox confirming your a selection This option allows the time weighted average TWA to be calculated according to Occupational Safety and Health Administration OSHA or American Conference of 24 Note Regular resolution for Oz and CIO sensors is 0 1 ppm while extra resolution is 0 01 ppm CO Oz and LEL sensors do not have resolution settings Vol CH Th
11. the solutions listed in the following table Table 16 Troubleshooting Tips The detector does not turn on gt No batteries Install batteries see the section Installing the Batteries Depleted batteries Replace batteries see the section Replacing the Batteries Damaged or defective detector Contact BW Technologies The detector enters alarm mode Sensor needs to stabilize Used sensor wait 60 seconds immediately when turned on New sensor wait 5 minutes Low battery alarm Replace batteries see the section Replacing the Batteries Sensor alarm Replace sensor see the section Replacing a Sensor or Sensor Filter Pump alarm If the sampling hose is attached determine if it is obstructed If it is not clean or replace the pump filter If this does not work see page 30 or contact BW The activation self test fails General fault Contact BW Technologies 54 GasAlertMicro 5 Troubleshooting Table 16 Troubleshooting Tips cont The detector displays gt The MMC SD card is not inserted Insert the MMC SD card refer to the Installing the MMC SD Card section MMC So card missing 2 The detector displays gt The MMC SD card that is inserted in Insert an MMC SD card which is 32 the detector has a storage size which 64 128 or 256 MB in size is not supported by the detector MMC SD size not supported 2 The detector displays The detector has lost communication Contact
12. 1 00 ppm 0 01 ppm increments O3 0 1 00 ppm 0 01 ppm increments VOC 0 1000 ppm 1 0 ppm increments Sensor type H2S CO Twin plug in electrochemical cell Combustibles Plug in catalytic bead VOC Photoionization detector PID Other gases Single plug in electrochemical cell O measuring principle Capillary controlled concentration sensor Pump flow rate 250 ml min minimum Alarm conditions TWA alarm STEL alarm low alarm high alarm multi gas alarm sensor alarm pump alarm low battery alarm confidence beep automatic shutdown alarm Audible alarm 95 dB at 1 ft 0 3 m variable pulsed dual beepers Visual alarm Dual red light emitting diodes LED Display Alphanumeric liquid crystal display LCD Backlight Automatically activates whenever there is insufficient light to view the display if enabled and during alarm conditions Self test Initiated upon activation Calibration Automatic zero and automatic span Oxygen sensor Automatic span upon activation selectable User field options Confidence beep latching low and high alarms pass code protection enable disable safe display mode combustible sensor measurement sensor disable set calibration due date TWA and STEL stealth mode language selection enable disable automatic oxygen calibration set span concentration values set STEL calculation period set TWA method enable disable automatic backlight adjust clock calendar and set logg
13. A readings greater than 99 are recorded as OL 47 GasAlertMicro 5 User Manual Maintenance To keep the detector in good operating condition perform the following basic maintenance as required e Calibrate bump test and inspect the detector at regular intervals e Keep an operations log of all maintenance calibrations bump tests and alarm events e Clean the exterior with a soft damp cloth Do not use solvents soaps or polishes e Do not immerse the detector in liquids Replacing the Batteries A Warning To avoid personal injury Replace the batteries as soon as the detector emits a low battery alarm gt Use only batteries recommended by BW Technologies to prevent damage or personal injury Use only approved batteries properly installed in the detector case See the section Specifications for approved batteries 48 gt Charge batteries using only a recommended charger Do not use any other charger Failure to observe this precaution can lead to fire or explosion Note Both the rechargeable battery pack and the alkaline battery pack are hot swappable but replacing the alkaline batteries needs to be done in a non hazardous location To preserve battery life turn off the detector when you are not using it To replace the alkaline batteries refer to the following figure table and set of instructions To charge the rechargeable battery pack refer to the GasAlertMicro 5 Battery Charger
14. Figure 6 Table 14 and the following set of instructions 1 Remove the sensor cover 2 Remove the old electrode stack 3 Install the new electrode stack in its place 52 Note Ensure your fingers do not make contact with the diffusion barrier and the electrodes on the underside of the stack 4 Replace the sensor cover Replace the Lamp Replace the lamp when it falls below the acceptable level To replace the lamp refer to Figure 6 Table 14 and the following set of instructions 1 Remove the old lamp from the PID 2 Ensure finger covers are on before inserting the new lamp into the PID shell 3 Reassemble the sensor GasAlertMicro 5 Maintenance Installing the MMC SD Card The following figure and set of instructions illustrate how to install the MultiMediaCard MMC secure digital SD card 1 If the detector is on turn off the detector 2 Remove the battery pack see Figure 3 3 Slide the MMC SD face down pins facing down into the MMC SD port 4 Replace the battery pack and secure the latch Table 15 Installing the MMC SD Card mem esop O as ae Back of detector Batt k Figure 7 Installing the MMC SD MMC SDcard 53 GasAlertMicro 5 User Manual If you are still unable to correct the problem contact Troubleshooting BW Technologies The detector s electronics are protected from variations in humidity and corrosive atmospheres If you encounter a problem try
15. Table 6 Alarms Low Alarm cow FAW Siz o TWA Alarm High Alarm MISA ALARM Constant beep Siz Fast flash and target gas bar flash Vibrator alarm activates Fast beep Slow flash and target gas bar flash Vibrator alarm activates 29 GasAlertMicro 5 User Manual Table 6 Alarms cont Multi Gas Alarm tow EUA rwa Over Range Alarm HIGH Ste Over Level Exposure je e Alternating low and high alarm beep and flash e Fast beep and flash 10 and target gas bars flash ma ea and target gas bar flash e Vibrator alarm activates 20 9 e Vibrator alarm activates Sensor Alarm Automatic Shutdown Alarm e One beep one flash and one e Eight beeps and flashes Battery vibrate every 10 seconds low d FAIL flashes above the failed L displays AS sensor e Vibrator alarm temporarily Turning off emm m activates n Low Battery Alarm Normal Shutdown e One beep and one flash every ut e Three beeps and flashes Turning 25 seconds off in n flashes Toa 30 GasAlertMicro 5 Alarms Table 6 Alarms cont Alarms Display Alarms Display Confidence Beep e Two fast beeps every 10 seconds Pump Alarm e Slow beep and flash and flash MMC Fail Alarm e One beep every 5 seconds e Oflashes Note If the latched alarm function is activated the audible and visual alarms continue to beep and flash until the alarm condition is ackn
16. a premium grade calibration gas Gases with the National Institute of Standards and Technology NIST traceable accuracy will improve the validity of the calibration Do not use a gas cylinder beyond its expiration date Calibrate a new sensor before use Install the sensor activate the detector and allow the sensor to stabilize before starting calibration used 60 seconds new 5 minutes Calibrate the detector at least once every 180 days for HCN detectors calibrate at least once every 90 days depending on use and sensor exposure to poisons and contaminants Calibrate the detector if the ambient gas display varies at start up It is best to calibrate the sensor before changing the alarm setpoints Calibrate only in a clean atmosphere that is free of background gas To disable an alarm set the alarm setpoint to 0 e The oxygen sensor can be automatically calibrated each time upon activation if this feature is enabled Activate the detector in a normal 20 9 oxygen atmosphere e The detector should be allowed to stabilize for 1 minute after activation prior to calibration or a bump test e f you require a certified calibration contact BW Technologies Note A generator must be used to calibrate Oz ClOz and Cl sensors Diagnostics Protection The detector tests the ambient air auto zero and the test gas that is applied auto span to ensure it meets expected values In auto zero if any backgroun
17. arm Setpoints The detector s gas alarm setpoints trigger the gas alarms which are described in the table below Table 8 Gas Alarm Setpoints arm Condition Low alarm Toxics and combustibles Ambient gas level above low alarm setpoint Oxygen Ambient gas level may be set to above or below 20 9 Toxics and combustibles Ambient gas level above high alarm setpoint High alarm Oxygen Ambient gas level may be set to above or below 20 9 TWA alarm Toxic only Accumulated value above the TWA alarm setpoint STEL alarm Toxic only Accumulated value above the STEL alarm setpoint Multi gas alarm Two or more gas alarm conditions Viewing the Alarm Setpoints To view the current alarm setpoints of all of the sensors press a during normal operation GasAlertMicro 5 Alarms Resetting Gas Alarm Setpoints Note Standard factory alarm setpoints will vary by region Occupational Safety and Health Association OSHA standard settings are used as an example The following table lists the factory alarm setpoints Table 9 Sample Factory Alarm Setpoints 33 GasAlertMicro 5 User Manual To change the factory set alarm setpoints refer to the section Calibration and Setting Alarm Setpoints Note You can disable an alarm by setting the alarm setpoint to 0 Stopping a Gas Alarm The low and high alarms stop when the ambient gas level returns to the acceptable range Note If alarms are set to latch pres
18. calibrated to 50 LEL methane If monitoring a different combustible gas in the LEL range calibrate the sensor using the appropriate gas High off scale LEL or v v methane readings may indicate an explosive concentration Only the combustible gas detection portion of this instrument has been assessed for performance by CSA International GasAlertMicro 5 User Manual Protect the combustible sensor from exposure to lead compounds silicones and chlorinated hydrocarbons Although certain organic vapors such as leaded gasoline and halogenated hydrocarbons may temporarily inhibit sensor performance in most cases the sensor will recover after calibration Any rapid up scaling reading followed by a declining or erratic reading may indicate a gas concentration beyond upper scale limit which may be hazardous Use only recommended AA alkaline or NiMH batteries properly charged and installed in the detector case See the section Replacement Parts and Accessories Charge NiMH batteries using recommended charger only Do not use any other charger Failure to observe this precaution could lead to fire or explosion Protect the PID sensor from exposure to silicone vapors The optional BW pump module M5 PUMP is certified for use with the GasAlertMicro 5 only Read and observe all instructions and precautions in the literature provided with the charger Failure to do so may result in fire electric shock or other forms of personal inju
19. can communicate with the card e whether the detector supports the size of the card and e whether the card needs formatting If the card needs formatting the following screen appears as the card is being formatted Formatting HMC so x 8 Note Nothing appears on the display while the detector is running these checks If any type of MMC SD error message appears the display shows Datalogger disabled before continuing with the start up sequence 5 The detector then runs a self test to test the sensors and power Running self test 11 GasAlertMicro 5 User Manual A screen then appears confirming that the self test was successful Self test successful 6 The LCD then displays the LEL and PID custom correction factor if it is enabled in the user options menu LEL Sensor Correction Custom PID corrections Acetone 1 0 7 Next the display shows the TWA STEL low and high alarm setpoints Note The alarm setpoints on a shipped detector may vary by region See Resetting Gas Alarm Setpoints 12 EAN wa LEWIS Siz ll Siz S ss e 10 0 33 15 0 30 a a e a Low H ALARM S z 2 0 S z A Pp Pp 10 0 33 15 0 200 gt 5 gt ont 13 5 10 23 5 TA l e 8 D 8 Pump Module Optional 8 If the optional pump module is attached to the detector the display reads Starting sampling pump to begin the pump test During the pu
20. cannot be used Pull out the card to continue Insert a new card or erase the data Once you confirm your decision to erase the data on the MMC card or there is a new card inserted the detector will resume normal operation Direct Import into Compatible Programs Information from this point on applies only to users who are not using the Fleet Manager plug in The following information applies to direct data import into Excel and other compatible programs To use the datalogger data insert the data card into a computer adapter and open the data file LOGFILE0 CSV using spreadsheet or database software 45 GasAlertMicro 5 User Manual Word processors and text editors may also be used but performance may be poor since the datalogger file is at least 16 megabytes in size Data for user accessible models is comma separated values CSV format The data order is e Date day time e H2S CO Combustibles O2 e HS TWA CO TWA e Status codes serial number Recorded data includes eight single character unit status codes The eight characters represent codes for the H2S CO combustibles and O sensors datalogger unit battery status and unit alarm status A summary of most of the available codes can be seen in table A Importing the Data File Into Compatible Desktop Applications Information from this point forward only applies to users who are not using the Fleet Manager plug in The recorded data can be loaded into most spread
21. cconacncc nana rca MultiMediaCard Troubleshooting Recovering Data Files Importing the Data File Into Compatible Desktop Applications Determining Application Compatibility Maintenance iii a Replacing the Batteri8S o Replacing a Sensor or Sensor Filter Photoionization Detector PID Installing the MMC SD Card Troubleshooting ooonconconcnnncnicnnocnncnnacanrncnnanos Replacement Parts and Accessories Specifications siise eria earann e pererin ii List of Tables Table Title Page TAE KEETE ES E ai 1 Table 2 International Symbols Table 3 GasAlertMicro 5 Detector Table 4 Display Elements Table 5 Pushbuttons Table 6 Alarms ooooncccnccnnnccnocccconncinncnnnno Table 7 Computed Gas Exposures Table 8 Gas Alarm Setpoints ooooniccnnnnnonncnnnnnccnncncananoss Table 9 Sample Factory Alarm SetpointS ooooocincccnnn nci Table 10 Applying Gas to the Sensors ooococccnccccccccconccinnos Table 11 Datalogger Status Codes Table 12 Replacing the Batteri8S oooooonnicinnininnnnnnnninnmommm Table 13 Replacing a Sensor or Sensor FiltOT ooooococonicccinccicccconcnnoncconcnnonnn conc nnnnn nano ncnn cn narra rancnnnncnnn Table 14 Parts of the PID sensor Table 15 Installing the MMC SD Card Table 16 Troubleshooting Tips ooooiocnnnnocinnnnocinanccnanoss Table 17 Replacement Parts and Accessories
22. ce and compliance with the product manual instructions and any other applicable recommendations of BW b the buyer promptly notifying BW of any defect and if required promptly making the product available for correction No goods shall be returned to BW until receipt by the buyer of shipping instructions from BW and c the right of BW to require that the buyer provide proof of purchase such as the original invoice bill of sale or packing slip to establish that the product is within the warranty period THE BUYER AGREES THAT THIS WARRANTY IS THE BUYER S SOLE AND EXCLUSIVE REMEDY AND IS IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE BW SHALL NOT BE LIABLE FOR ANY SPECIAL INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES OR LOSSES INCLUDING LOSS OF DATA WHETHER ARISING FROM BREACH OF WARRANTY OR BASED ON CONTRACT TORT OR RELIANCE OR ANY OTHER THEORY Since some countries or states do not allow limitation of the term of an implied warranty or exclusion or limitation of incidental or consequential damages the limitations and exclusions of this warranty may not apply to every buyer If any provision of this warranty is held invalid or unenforceable by a court of competent jurisdiction such holding will not affect the validity or enforceability of any other provision BW Technologies LP BW America BW Europe 2840 2nd Ave SE 3279 West Pionee
23. ctives IECEx International Electrotechnical Commission Scheme for Certification to Standards for Electrical Equipment for Explosive Atmospheres KA Type approved by ABS America for use aboard cargo vessels GasAlertMicro 5 User Manual Getting Started The list below provides the standard items included with your detector If the detector is damaged or something is missing contact the place of purchase immediately e Batteries three replaceable alkaline cells or one rechargeable battery pack and the GasAlertMicro 5 Battery Charger e Sensors O2 combustible LEL toxic and H2S CO dual sensor PID e Calibration hose and cap e Screwdriver e Quick reference guide and e CD To order replacement parts see the section Replacement Parts and Accessories The detector comes with sensors and alkaline batteries installed The Maintenance section describes how to replace the batteries To become familiar with the features and functions of the detector study the following figures and tables e Figure 1 and Table 3 describes the detector s components e Figure 2 and Table 4 describes the detector s display elements e Table 5 describes the detector s pushbuttons Figure 1 GasAlertMicro 5 Detector GasAlertMicro 5 Getting Started Table 3 GasAlertMicro 5 Detector em Description y pa GasAlertMicro 5 User Manual p gt Omm CO HIGHLOWTWAMAXSTEL 0 Cl
24. d target gas is present the sensor s affected will read Err and exit the auto zero function retaining the previous set value s In auto span if any target gas is not present or does not meet expected values the display will advise you and exit calibration mode retaining the previous set value s Applying Gas to the Sensors The calibration hose which is shipped with the detector simplifies sensor testing and calibration Table 10 and Figure 3 show how to use it when applying gas to the sensors Note The calibration cap should only be used during the calibration process Table 10 Applying Gas to the Sensors tem Desenpion Detector and calibration cap Calibration hose Regulator and gas cylinder GasAlertMicro 5 Calibration and Setting Alarm Setpoints Figure 3 Applying Gas to the Sensors Calibration Procedure To calibrate the detector and set the alarm setpoints perform the following procedure Note To bypass a step during the calibration process after auto zero press Calibrate Oz in clean air 37 GasAlertMicro 5 User Manual Start Calibration Note Verify that the calibration gas you are using matches the span concentration value s in the detector See the section Span Gas Value 1 In a clean atmosphere press and hold O and simultaneously as the detector beeps flashes and vibrates to the corresponding countdown The display shows the following to indicate that it ha
25. displayed value Setting the High Alarm Setpoint The display shows the high alarm setpoint for H2S MSN 13 To change the high alarm setpoint for this sensor press or a until the display shows the new value Press to save the displayed value GasAlertMicro 5 Calibration and Setting Alarm Setpoints Setting the Remaining Alarm Setpoints 14 Repeat steps 3 through 6 to set alarm setpoints for the other sensors The audible alarm will beep four times when the alarm setpoint function is complete Finish Calibration 15 The detector displays the following to indicate that the calibration process is complete and then enters normal operation Saving calibration Verification After calibration is complete and the detector is in normal operating mode test it using a gas cylinder other than the one used in calibration The gas concentration should not exceed the sensor s detection range Confirm that the display shows the expected concentration 43 GasAlertMicro 5 User Manual Datalogger The datalogger version allows the detector to record various information so the user can compile a report Datalog Please contact BW Technologies for more information MultiMediaCard Compatibility A standard 32 MB MMC Flash Memory card is supplied with the detector When purchasing additional MultiMediaCards BW Technologies recommends MMC flash memory cards that contain between 32 MB and 256 MB storage capacit
26. e option press or to change the existing logger rate and press to accept the new rate Set logger interval 5 Sec Clock Option To set or adjust your date and clock setting press when the cursor is Tuesday beside the Clock option Once you have entered the clock option you will see the 6612 2004 following screen 11 33pm Currently the month is highlighted indicating that it is the first setting to change The date and time are set in the following order Month Day Year Hour and Minutes 26 Press a and to scroll to the correct month and press to confirm your selection Continue with this process until you have confirmed every setting for the date and time Once you have finished setting the clock the detector will beep twice before returning to the main user options menu Language Selection The detector is shipped with English as the default displayed language You can choose to view the display in these additional languages e French Francais e German Deutsch e Spanish Espa ol and e Portuguese Prtugu s Press 9 or a to scroll through the selections and press to select the new language The checkbox appears beside the language of your choice Tech Mode A Warning Tech mode should only be entered by trained personnel The following options are found in tech mode e Stealth mode e Sensors e Pump and e Initialize To enter tech mode you must
27. er Software required Spreadsheet or database compatible with comma separated value CSV text files Excel Access Quattro etc Card alarm Card fail or missing Support Fleet Manager Fleet Manager is an Access software add in that enhances the abilities of Microsoft Access when handling GasAlertMicro 5 user downloadable datalogger data files GasAlertMicro 5 Specifications 63 D5615 English ERP 115695 2005 BW Technologies All rights reserved Printed in Canada All product names are trademarks of their respective companies
28. fidence beep stops when the battery power is low Press when the cursor is beside Confibeep to toggle the option This option is disabled upon shipment 19 GasAlertMicro 5 User Manual Force Calibration Enabling the Force cal option forces the detector to enter calibration if a sensor is overdue upon start up If the detector is not calibrated instantly the unit will shutdown The detector is shipped with this option disabled Pressing toggles this option Due Lock If Due lock is activated and a sensor is overdue for calibration upon startup the detector forces you to enter the pass code before entering normal operation If the correct pass code is not entered the detector will shutdown This option is disabled upon shipment 20 F F Confibeep O Force cal Due lock Force cal Due lock Latch o D Latched Alarms The detector is shipped with the latching alarm function Latch disabled If the low and high gas alarms are set to latch the audible visual and vibrator alarms persist in the event of an alarm condition until the alarm is acknowledged by pressing and the alarm condition is no longer present Pass Code Protect Note Pass code is provided separately Enabling the pass code option prevents unauthorized personnel from having access to the user options menu calibration function and alarm setpoint adjust function The detector is shipped with the pass code p
29. ing rate datalogger models only Battery operating time Given that the detector is operating with an LEL and PID sensor and the optional BW M5 pump module 3 alkaline cells 8 10 hours 1 rechargeable NiMH pack 14 16 hours Approved batteries North America Approved batteries for product standards IEC 60279 11 EN50020 UL913 C22 2 No 157 Alkaline Temperature Code Duracell MN1500 20 C lt Ta lt 50 C 20 C lt Ta lt 40 C 20 C lt Ta lt 50 C 20 C lt Ta lt 40 C Energizer E91 GasAlertMicro 5 Specifications NiMH rechargeable M5 BATO1 20 C lt Ta lt 50 T4 Battery charger GasAlertMicro 5 battery charger First time charge 4 hours per battery pack Normal charge 3 4 hours per battery pack This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules and ICES 003 Canadian EMI requirements These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment
30. ion and Setting Alarm Setpoints Alarm setpoint s set to zero Reset alarm setpoints see the section Calibration and Setting Alarm Setpoints Detector is in calibration mode Complete the calibration procedure Detector intermittently enters alarm Ambient gas levels are near alarm Detector is operating normally Use without apparent reason setpoint or the sensor is exposed to a caution in suspect areas Check puff of the target gas maximum gas exposure reading Alarms set incorrectly Reset alarm setpoints see the section Calibration and Setting Alarm Setpoints Missing or faulty sensor Replace sensor see the section Replacing a Sensor or Sensor Filter Detector automatically shuts off Automatic shutdown feature activated gt Replace batteries see the section due to weak batteries Replacing the Batteries 57 GasAlertMicro 5 User Manual Replacement Parts and Accessories A Warning To avoid personal injury or damage to the detector use only the specified replacement parts To order parts or accessories listed in Table 17 contact BW Technologies Table 17 Replacement Parts and Accessories S4 W04 Replacement combustible sensor with silicone filter Replacement O 2 year sensor 58 SR G04 Replacement O3 sensor D4 RHM04 Replacement TwinTox H2S CO sensor SR PID32 Replacement PID sensor RL PID10 6 1 Replacement lamp for PID sensor PID32 ES 1 Replacement electrode stac
31. is option is only applicable to LEL sensors If this option is enabled it Span gas shows the LEL reading in vol assuming a methane environment To enable this option press when the cursor is beside vol CH and a check appears in the corresponding checkbox FevolCHy E Correction 2 D Correction Factor LEL Sensor Entering the correction factor option allows you to enter compensation factors for hydrocarbons other than methane This simulates as if you calibrated to a non methane hydrocarbon To enter this option press when the cursor is beside Correction within the LEL sensor menu GasAlertMicro 5 User Options Menu Once you are inside the correction factor library make your selection and press A check will appear in the corresponding checkbox to indicate your selection PID Sensor Please contact BW Technologies for more information Automatic Oxygen Calibration When the Autocal option is enabled it forces the detector to automatically calibrate the oxygen sensor upon startup When the cursor is beside the Autocal option press to toggle its functionality The automatic calibration option is enabled upon shipment Logger Option The detector is shipped with the datalogger set to record a sample every 5 seconds The sample rate can be adjusted between 1 and 127 seconds To enter this option press when the cursor is beside Logger 25 GasAlertMicro 5 User Manual Once inside th
32. it with regulator quad gas cylinder CG Q58 4 hose and carrying case CR MMC MMC USB reader USB port with USB1 software for user downloadable datalogger GAMIC BAT K Rechargeable AA NiMH batteries 1800 mAh kit of 4 not applicable for Europe 59 GasAlertMicro 5 User Manual Specifications Instrument dimensions 14 5 x 7 4 x 3 8 cm 5 7 x 2 9 x 1 5 in Weight 300 g 10 6 oz Operating and Storage Conditions Temperature VOC 10 C to 40 C 14 F to 104 F Other gases 20 C to 50 C 4 F to 122 F Humidity O 0 to 99 relative humidity non condensing VOC 0 to 95 relative humidity non condensing Combustibles 5 to 95 relative humidity non condensing Cle 10 to 95 relative humidity non condensing HCN CIO 15 to 95 relative humidity non condensing Other gases 15 to 90 relative humidity non condensing Pressure 95 to 110 kPa Alarm setpoints May vary by region and are user settable Detection range O 0 30 0 vol 0 1 vol increments CO 0 999 ppm 1 ppm increments H2S 0 100 ppm 1 ppm increments Combustibles 0 100 LEL 1 LEL increments or 0 5 0 v v methane PHs 0 5 0 ppm 0 1 ppm increments SO 0 100 ppm 1 ppm increments Clz 0 50 0 ppm 0 1 ppm increments 60 NHs 0 100 ppm 1 ppm increments NO 0 99 9 ppm 0 1 ppm increments HCN 0 30 0 ppm 0 1 ppm increments CIO 0
33. k for PID sensor CG Q58 4 Quad calibration gas CH4 2 5 O2 18 0 H2S 25 ppm CO 100 ppm bal N 58 Quad calibration gas CH4 2 5 O2 18 0 H2S 25 ppm CO 100 ppm bal No 34 I Two gas calibration cylinder 50 LEL CH4 2 5 O2 20 9 bal N2 34 I CG S25 Calibration gas SO 25 ppm 58 CG BUMP S25 SO bump test gas CG BUMP1 Bump alarm gas aerosol CH4 2 5 O2 10 H2S 40 ppm CO 200 ppm REG 0 5 Regulator 0 5 l min G0042 H25 Calibration gas H2S 25 ppm 58 I CG2 M 200 Calibration gas CO 200 ppm 4 1 1 GasAlertMicro 5 Replacement Parts and Accessories GAMIC BAT Rechargeable AA NiMH batteries 1 K2 1600 mAh kit of 4 M5 CO1 GasAlertMicro 5 battery charger 103 103 I CG2 S 25 Calibration gas SO2 25 ppm 58 I CG2 C 5 Calibration gas Cl 5 ppm 58 CG2 Z 10 Calibration gas HCN 10 ppm 58 I CG2 D 10 Calibration gas NO2 10 ppm 58 CG2 P 1 58 Calibration gas PH3 1 ppm 58 I CK Q34 4 Quad calibration kit with regulator quad gas cylinder CG Q34 4 hose and carrying case 4 M5 CO1 GasAlertMicro 5 battery charger BATO1 and battery pack kit 2 O earna andara 1 D4 AS01 Manual aspirator pump with 1 10 ft 3 m hose GA AS02 Manual aspirator pump with 1 1 ft 0 3 m probe GA TPROB6 Telescopic sample probe 1 6 5 ft 2 m Add suffix UK for United Kingdom mains plug EU for European mains plug AU for Australian mains plug Quad calibration k
34. lp free a tightly held sensor 4 Insert a new sensor ensuring that sensor posts are aligned correctly 49 GasAlertMicro 5 User Manual Note Detectors that are configured for 1 2 3 or 4 gases may contain a dummy sensor in one of the four sensor locations 5 Re assemble the detector Calibrate the detector after changing any sensor s See the section Calibration and Setting Alarm Setpoints Table 13 Replacing a Sensor or Sensor Filter o Sensorcoer Sensor filter O aerea SSCS MESS Machine screws 2 50 Figure 5 Replacing a Sensor or Sensor Filter Photoionization Detector PID Parts of the PID Table 14 Parts of the PID sensor tem esop Sensorcover Electrode stack Diffusion barrier tm o o Y GasAlertMicro 5 Maintenance Figure 6 Parts of the PID 51 GasAlertMicro 5 User Manual Clean the Lamp A Caution Never handle the lamp with your bare hands The PID lamp needs to be cleaned on a regular basis with a cleaning kit To clean the PID lamp refer to Figure 6 Table 14 and the following set of instructions 1 Place finger covers on your fingers 2 Take apart the sensor to remove the lamp 3 Place some methanol on the end of a cotton tipped stick before using it to clean the lamp 4 Once clean reassemble the sensor Replace the Electrode Stack Replace the electrode stack when it is contaminated To replace the electrode stack refer to
35. mp test the pump is calibrated The pump executes the auto zero function as the following screen appears Running pump test Then the detector begins spanning the pump as the display advises to block the pump inlet Pump test Block inlet GasAlertMicro 5 Activating the Detector If the pump inlet is not blocked within 10 seconds or the pump test fails the following screens will appear Pump test Repeat test Press failed or remove eto Pump continue D If is not pressed or the pump is not removed within 25 seconds the detector will administer the pump test again If the pump test is successful the LCD displays Pump test successful and then start up sequence continues 13 GasAlertMicro 5 User Manual 9 The oxygen sensor is calibrated automatically unless it is disabled in the user options menu The detector beeps twice to signal a successful span Automatic Oz Span 20 3 Fa 8 Note If the automatic oxygen calibration feature has been disabled the display will read Automatic O span disabled 10 Lastly the display shows the number of days remaining until the next calibration for all the sensors 14 Days to next calibration 2 D If any sensor is past its calibration due date the detector displays which sensor is overdue and by how many days before entering normal operation H25 overdue by 5 day s Note If calibration is overdue f
36. ntdown f 1 Exit 2 Options backlight confidence beep force cal due Turning lock latch pass code safe and fast pump off int 3 Sensors sensor on off span gas STEL period TWA method resolution vol CH4 correction hae and auto cal 4 Logger 5 Clock At the end of the countdown the detector emits one long 6 Language English French German Spanish and beep and flash and the countdown displays 0 before Portuguese completely turning off 7 Tech mode stealth sensors and initialize Note Note If is not held down for the complete countdown Tech mode is not visible unless it is intentionally the detector will not turn off entered from within the user options menu See the Tech Mode section 17 GasAlertMicro 5 User Manual To enter the user options menu press and hold a and simultaneously as the detector beeps and flashes to the corresponding countdown Enter user options int 3 eee Note If and Y are not held down for the entire countdown the detector will not enter the user options menu Once the countdown is complete the revision serial number screen displays before you see the following screen 18 FExit Options Sensors E To scroll through the options press Y or a Press to select the option Note If you do not press any pushbuttons within 20 seconds of entering the user options menu the detector returns to normal operation After selecting an o
37. off and on the user is encouraged to try to correct the interference by one of more of the following measures e Reorient or relocate the receiving antenna e Increase the separation between the equipment and receiver e Connect the equipment into an outlet on a circuit different from that to which the receiver is connected e Consult the dealer or an experienced radio TV technician for help 61 GasAlertMicro 5 User Manual General Specifications for Datalogger Units Media Type MultiMediaCard MMC Size 32 MB standard 64 128 and 256 MB card available Storage 500 000 lines of data available 4 4 months at 5 second intervals based on a normal work week Memory type Wraparound memory ensures most recent data is always saved Sample rate One reading every 5 seconds standard Data recorded All sensor readings all alarm conditions calibrations event flags battery status pump status sensor status confidence beep activation and detector status along with the time and date for each reading and unit serial number MMC card test Automatically on activation 62 GasAlertMicro 5 with User Downloadable Datalogger Operation Requires no user intervention automatic Indicators Icon advises datalogger is operating normally MMC card missing malfunction advise Compatible with Desktop PC computer or laptop Operating system Windows 95 or higher Macintosh OS 8 6 or higher Download via MMC SD card read
38. ollowing information is available for your configuration 22 Enabling disabling a sensor Setting the span gas value Adjusting the STEL period not applicable to LEL and O sensors Selecting the TWA method not applicable to LEL and O sensors Resolution setting not applicable to CO LEL and O2 sensors vol CH LEL sensor only Selecting the correction factor LEL and PID sensors only and Automatic calibration O2 sensor only Enable Disable a Sensor A Warning Disabling an installed sensor configures the detector to a 1 2 3 or 4 gas unit No protection is now provided for the gas targeted by that sensor s Disabling a sensor should be performed with extreme caution In the event a sensor fails disabling the sensor turns off the sensor fail alarm The sensor should be replaced and enabled as soon as possible The detector will function normally with the remaining enabled sensors The sensor may be enabled again at any time Once a sensor s menu is entered the first setting allows you to enable or disable the sensor All sensors are enabled upon shipment as shown by a check in the checkbox Once the cursor is beside Sens on press to toggle the option If a sensor is disabled it can no longer be viewed on the display during normal operation If a sensor is enabled and the sensor is not installed in the detector the LCD will display the following screen once entering normal operation
39. or any sensor remains on the LCD until calibration is performed for that sensor Due Lock Is Enabled If Due lock is enabled in the user options menu the pass code needs to be entered before the detector enters normal operation refer to the Pass Code Protect Option section If an incorrect pass code is entered the following screen will appear before the detector turns off Calibration overdue Turning off El Force Calibration Is Enabled If Force cal is enabled in the user options menu a calibration is mandatory before the detector enters normal operation refer to the Calibration and Setting Alarm Setpoints section GasAlertMicro 5 Activating the Detector Calibration Press mandatory to start before Use calibration 2 D 2 D If O is not pressed the following screen appears before the detectors turns itself off Calibration overdue Turning off El n 11 Then the detector emits three quick beeps before entering normal operation 15 GasAlertMicro 5 User Manual Self Test Pass If the detector passes the self test the detector begins normal operation The display shows the ambient gas readings The detector starts recording the maximum gas exposure MAX and calculating the short term exposure level STEL and time weighted average TWA exposures Self Test Fail If a sensor fails the self test the display advises which sensor s has failed the Self test te
40. ous gas at levels above user selectable alarm setpoints This product is a gas detector not a measurement device The detector is a personal safety device It is your responsibility to respond properly to the alarm Table 1 lists the gases monitored Table 1 Gases Monitored Gas Detected Unit of Measure Oxygen O2 percent by volume GasAlertMicro 5 Gas Detected Combustible gases a percent of lower Field selectable for explosive limit Y LEL b percent by volume methane 0 5 0 v v parts per million ppm Unit of Measure Volatile organic compounds parts per million ppm VOC GasAlertMicro 5 User Manual Contacting BW Technologies Safety Information Read First To contact BW Technologies call Use the detector only as specified in this manual otherwise the protection provided by the detector may be impaired USA 1 888 749 8878 Canada 1 800 663 4164 Europe 44 0 1869 233004 a Read the Warnings and Cautions on the following pages before using the detector International symbols used on the detector and in this manual are explained in Table 2 Address correspondence to PI BW Technologies LP Yat Note 2840 2 Avenue S E This instrument contains batteries Do not mix Calgary AB T2A 7X9 with the solid waste stream Spent batteries CANADA should be disposed of by a qualified recycler or hazardous materials handler Email us at info bwtnet com Or visit us on the World Wide Web ww
41. owledged To acknowledge a latched alarm press The alarms cannot be deactivated if an alarm condition is still present If the detector is in stealth mode it only vibrates in alarm mode the audible and visual alarms are disabled 31 GasAlertMicro 5 User Manual Gas Exposures Computed A Warning To avoid possible personal injury do not turn off the detector during a work shift TWA and STEL readings reset if the detector is deactivated for more than 5 minutes Table 7 Computed Gas Exposures TWA Time weighted average based on toxic only accumulated exposure to toxic gases averaged over a work day according to OSHA or ACGIH method STEL Short term exposure limit to gas based toxic only on a 5 15 minute user selectable period Maximum Maximum concentration encountered peak during work shift For oxygen it is the highest or the lowest concentration encountered Viewing Gas Exposures Press until the display shows the maximum gas exposures The display then shows the TWA gas exposures 32 Then the STEL gas exposures Clearing Gas Exposures To clear the maximum gas TWA and STEL exposure readings press and hold O and a simultaneously and the detector displays the following and administers a countdown Peak STEL ir TWA zero ins Baus Note If you do not hold O and a for the entire countdown the maximum gas TWA and STEL exposure readings will not clear Gas Al
42. ption press when the cursor is beside Back to return to the previous menu Exit User Options Menu To exit the user options menu and return to normal operation press when the cursor is beside the Exit option The display will advise that the detector is exiting the user options menu GasAlertMicro 5 User Options Menu Backlight Exiting The backlight Backlght option allows user you to enable the LCD backlight when the detector is in low light conditions options Press to toggle the option The detector is shipped with this option enabled Nore When disabled the backlight is only The user options menu can also be exited by activated when the detector is in alarm pressing until the detector returns to normal mode operation Confidence Beep Opuons menu The confidence beep Confibeep All of the choices within the Options menu are enabled or notifies that the detector is on and the disabled by pressing to toggle the checkbox If the box is batteries have sufficient power to checked it means the option is enabled If the box is respond to a hazardous level of gas and unchecked the option is disabled emit an alarm Instead of beeping when battery power is low the audible alarm After you enter the Options menu there are seven options beeps once every 10 seconds to advise for you to alter To return to the main options menu press O that the batteries have sufficient power when the cursor is beside Back The con
43. r repeat the calibration process using a new gas cylinder If the sensor fails the span a second time replace the sensor See the section Replacing a Sensor or Sensor Filter Setting the Calibration Due Date Note If a sensor does not successfully span you cannot change its calibration due date After span is complete you can change the next calibration due date for each sensor The following screen is displayed If you press to bypass this section go to step 10 GasAlertMicro 5 Calibration and Setting Alarm Setpoints If you press O the detector shows the following screen before the due date for the first toxic sensor is displayed Note Calibration due dates are always set in the following order toxic 1 toxic 2 LEL and O 6 To change the calibration due date 1 to 365 days press 9 or a until the display shows the new value 7 Press to save the displayed value The detector will then proceed to the next sensor 8 Repeat steps 6 7 to set the calibration due date for the rest of the sensors 9 Once all of the sensors calibration due dates have been set the detector will emit two quick beeps before proceeding to the alarm setpoint section If a sensor did not successfully span pressing or a will cause the following screens to appear for the applicable sensor The display then proceeds to the next sensor s due date 41 GasAlertMicro 5 User Manual Note If you do not pre
44. r Parkway 101 Heyford Park Calgary AB Arlington TX Upper Heyford Oxfordshire Canada T2A 7X9 USA 76013 United Kingdom OX25 5HA Table of Contents Title Page INTO UC a o aa 1 Contacting BWTechAnolOYIES vii dE its Safety Information Read First Getting Started oonocncccinccinccnnnccnncccccncnns Activating the Detector oido ibi ridad Sale E EE a E Self Test Pass Self Test Fail Battery Test ee Datalogger Operation Deactivating the Detector User Options Menu sesse Exit User Options Menu Options Menu sasse Sensor Configuration Logger Option ee Clock Option Language Selections oia A aed fees a eal aes Tech MOS varita E oi it altel ee tae aA AIMS jo 2c oe T Gas Exposures Computed Viewing Gas Exposures Clearing Gas Exposures Gas Alarm Setpoints Viewing the Alarm Setpoints Stopping a Gas Ali Mii id GasAlertMicro 5 User Manual sensor Alarm enina a eR a eee ea ee deel ae Pump Alarm e eee Low Battery Alarm Automatic Shutdown Alarm Calibration and Setting Alarm Setpoints Guidelines ooooconcccinnccnncccnncccancnonncnanos Diagnostics Protection Applying Gas to the Sensors Calibration Procedure Datalogger eeeeeseseseeesseseeseeees Datalod cinan nean on tet a ony is oca MultiMediaCard Compatibility coooononnnninnnncinnnnaconncnnonn
45. rate of 250 to 500 ml min for NH3 and Cl gt 1000 ml min Refer to Figure 3 Applying Gas to the Sensors The display flashes as it spans the sensors When the detector senses a sufficient amount of gas concentration 30 seconds the audible alarm beeps once The detector then begins spanning the sensor s 2 minutes No Gas Detected If the detector does not detect any gas within 2 minutes it will display the following screens Press a to try calibrating with another gas bottle or press to end the span If you choose to end the span go to step 12 39 GasAlertMicro 5 User Manual Large Span If the span adjustment is unusually large more than 20 the detector will advise which sensor had the large span change Confirm that the calibration gas bottle you are using is correct and that the span concentration value s of the detector matches the value of the calibration gas bottle See the section Set Span Concentration Values If the calibration adjustment is expected press to accept this span If the calibration adjustment is not expected or the span concentration value does not match the calibration gas bottle press to reject the span and calibrate that sensor again Did Not Reach Target Span If the span did not reach its target span gas concentration within the user options menu it will advise which sensor did not reach its target and ask whether or not you would like to keep the span
46. ring a low battery alarm see the section Confidence Beep Typically the low battery alarm continues for 30 minutes before an automatic shutdown Automatic Shutdown Alarm If the battery voltage is in immediate danger of dropping below the minimum operating voltage the audible alarm beeps eight times and the visual alarm flashes eight times After 3 seconds the display blanks out ande detector stops normal operation The display shows periodically until the battery power is depleted Replace the batteries See the section Replacing the Batteries GasAlertMicro 5 Calibration and Setting Alarm Setpoints Calibration and Setting Alarm Setpoints Guidelines When calibrating the detector adhere to the following guidelines Recommended gas mixture CO 50 to 500 ppm balance N2 H2S 10 to 100 ppm balance N2 PHs 1 to 5 ppm balance N2 SO 10 to 50 ppm balance N2 Clo 3 to 25 ppm balance N2 NHs 20 to 100 ppm balance N2 NO 5 to 50 ppm balance N2 HCN 5 to 20 ppm balance N2 CIO 0 1 to 1 0 ppm balance N2 Os 0 1 to 1 0 ppm balance N2 VOC 100 ppm isobutylene LEL 10 to 100 LEL or 5 to 5 by vol methane balance air O clean air 20 9 CG Q58 4 and CG Q34 4 Calibration Gas 4 gas mix are available from BW Technologies See the section Replacement Parts and Accessories 35 GasAlertMicro 5 User Manual Calibration accuracy is never better than the calibration gas accuracy BW Technologies recommends
47. rmat and Recover Deleted Files Insert the MMC card back into the detector The detector will reformat The file should now be available If the recorded data file LogfileO csv is still not visible e Format the MMC card in Windows e Remove the MMC card from the card reader e Insert the MMC card back into the detector e Allow the detector to reformat the MMC card e Remove the MMC card from detector e Insert the MMC card back into card reader e Select the My Computer icon e Select the drive that corresponds to the card reader e The Recorded Data File Logfile0 csv will now be visible If the Recorded Data File is still not visible insert the MMC card into the detector and turn it on The LCD will advise Error Data file has been deleted You will then be given the choice of erasing or restoring the data Use or to scroll through the options Press to confirm your choice GasAlertMicro 5 MultiMediaCard Troubleshooting To restore the data select Restore The detector will then restore the data to the MMC card and will resume the start up procedure To permanently erase the data on the MMC select Erase The display will then read Are you sure Note Once data is erased using this process it cannot be retrieved Press to confirm your choice or press to abort If you choose to abort the erasing procedure the display will read Erase aborted The display will then read Note Card
48. rotect option disabled Press when the cursor is beside Passcode to toggle the option Latch If pass code protect is enabled press a or to scroll to the correct pass code when the following display appears Then press to select that code If the pass code is incorrect the display reads Passcode incorrect the audible alarm beeps three times and the detector either resumes normal operation or automatically shuts down If the pass code is correct the detector proceeds to the next display Safe Display When enabled the safe display function advises that normal ambient conditions prevail and no gas hazard monitored exist Safe is constantly displayed when all gas levels are normal or below the alarm setpoints Enter passcode 1000 a Passcode incorrect a7 D Passcode O Safe 155 Fast pumpo El n GasAlertMicro 5 User Options Menu Fast Pump This option is only applicable if the optional pump is attached to the detector If the detector has a pump and the sampling hose is longer than 50 ft the Fast pump option needs to be enabled Sensor Configuration Press C when the cursor is beside Sensors and you will see the following screen Note The sensors that are shown on the display is dependent upon the type of sensors that come with the detector 21 GasAlertMicro 5 User Manual Press a or to select a sensor and press to enter its menu The f
49. ry or property damage Extended exposure of the GasAlertMicro 5 to certain concentrations of combustible gases and air may stress a detector element which can seriously affect its performance If an alarm occurs due to high concentration of combustible gases recalibration should be performed or if needed the sensor replaced Do not test the combustible sensor s response with a butane cigarette lighter doing so will damage the sensor Do not expose the detector to electrical shock and or severe continuous mechanical shock Do not attempt to disassemble adjust or service the detector unless instructions for that procedure are contained in the manual and or that part is listed as a replacement part Use only BW Technologies replacement parts GasAlertMicro 5 Safety Information Read First gt Electromagnetic interference EMI may cause incorrect operation under certain circumstances Do not immerse the detector in liquids The detector warranty will be voided if customer personnel or third parties damage the detector during repair attempts Non BW Technologies repair service attempts void this warranty Table 2 International Symbols 57 Approved to both U S and Canadian Standards by the Canadian Standards Association Ex European Explosives Protection C Conforms to European Union Directives BAM BAM performance verification to European Performance Standards ATEX Conforms to European ATEX Dire
50. s to reset the alarms The detector computes the TWA value based on the OSHA or ACGIH standard see TWA Method and the STEL value based on a user selectable 5 to 15 minute period see STEL Period 34 Sensor Alarm The detector tests for a missing or defective sensor during the activation self test If a sensor fails the self test FAIL appears above the location of the given sensor Refer to the Troubleshooting section Pump Alarm The external pump draws air over the ALARM S z Eoo sensors If the pump stops working or becomes clogged the detector activates the pump alarm gt The pump alarm continues until the blockage is cleared or it is acknowledge by pressing If is pressed the detector administers a pump test to recalibrate the pump module refer to the Pump Test section If the pump test is successful the detector will return to normal operation If not the pump alarm will continue Low Battery Alarm The detector tests the batteries on activation and continuously thereafter Battery power is continually displayed during normal operation If the battery voltage is low the detector activates the low battery alarm The low battery alarm continues until you replace the batteries or the battery power is almost depleted If the battery voltage drops too low the detector executes an automatic shutdown Note If the confidence beep is on the audible alarm does not beep du
51. s entered calibration mode Starting calibration Auto Zero and Oxygen Sensor Calibration 38 2 The display flashes while the detector automatically zeroes the toxic and combustible sensors and calibrates the oxygen sensor The display will notify you if the auto zero has failed for a sensor Autozero Sensor Fail The audible alarm then beeps twice Note Do not apply the calibration gas at this point otherwise the auto zero step will fail Pass Code Protect Activated After a successful auto zero the detector asks for the pass code if the detector is pass code protected The pass code needs to be entered before proceeding to auto span and the alarm setpoints 3 The display then requests the pass code refer to Pass Code Protect Enter Passcode 1000 Note If the correct code is entered the detector beeps twice and automatically proceeds to span the sensors If the incorrect pass code is entered or is not pressed within 5 seconds the display advises that the pass code is incorrect The detector will then save the calibration before returning to normal operation Auto Span You can calibrate anywhere from one to all five sensors as desired 4 The display now prompts you to either apply calibration gas to the sensors or press to bypass the span GasAlertMicro 5 Calibration and Setting Alarm Setpoints 5 Attach the calibration cap and apply gas to the sensor at a flow
52. sheet database word processor or text editor applications Some examples are e Microsoft Excel 95 98 and 2000 e Quattro Pro e Lotus 1 2 3 e Microsoft Access and e Microsoft Word 46 Determining Application Compatibility To determine if the application selected is compatible e Insert MMC card in to the card reader e Open desired application e Use the applications File Open menu options to locate and open the data file If the recorded data file is compatible with the application it will open If not the application will report an error in opening the file Important Some applications have an internal file size limits and may not load the entire file Check the application s specifications prior to use Table 11 Datalogger Status Codes Codes Explanation General Codes Normal operation Backlight is on pt wam SSCS High alarm TWA alarm U Dual alarm low and TWA alarms V Dual alarm high and TWA alarms s u Dual alarm low and STEL alarms v Dual alarm high and STEL alarms w Dual alarm TWA and STEL alarms x Triple alarm TWA STEL and low y Triple alarm TWA STEL and high Alarm setpoint 3 TWA alarm D Calibraton due date nday Pump Codes pP Pump alarm GasAlertMicro 5 MultiMediaCard Troubleshooting Pump failure Tas OOS B toman arm Alarm Status Codes High alarm Multi gas alarm La Wanval shutdown CS TR Realtime ooo Note TW
53. ss any pushbuttons within 5 seconds the detector automatically retains the previous calibration due date Alarm Setpoints Factory alarm setpoints may vary by region Refer to the Resetting Gas Alarm Setpoints section for an example of these factory alarm setpoints Set the setpoints as desired Note Alarms may be set anywhere within the detection range for the sensor See the Specifications section or set to zero for off If you do not press any pushbuttons within 10 seconds the detector automatically retains the previous alarm setpoint If you change an alarm setpoint but pause for 10 seconds before pressing the detector will display Err and reject the new value 42 Setting the TWA Alarm Setpoint The display shows the TWA alarm setpoint for SOz PNM twa 10 To change the TWA alarm setpoint for this sensor press or a until the display shows the new value Press to save the displayed value Setting the STEL Alarm Setpoint The display shows the STEL alarm setpoint for SO E J a a a a J 11 To change the STEL alarm setpoint for this sensor press or a until the display shows the new value Press to save the displayed value Setting the Low Alarm Setpoint The display shows the low alarm setpoint for SO tow EVA eee TA op 12 To change the low alarm setpoint for this sensor press 9 or a until the display shows the new value Press to save the
54. st 3 failed LEL 16 Once the detector enters normal operation the LCD continues to advise Siz which sensor has failed the self test Refer to the Troubleshooting section zen FAIL es 20 9 2 D Battery Test The batteries are tested on activation and continuously thereafter Battery power is continually displayed during normal operation If battery power is low fi flashes Note If the confidence beep is on the audible alarm beeps if the batteries have sufficient power and stops if the battery power is low See the section Confidence Beep Datalogger Operation A Caution Do not remove the battery pack while the detector is turned on Doing so will prevent the datalogger from logging properly Datalogger operation is automatic and requires no settings During normal operation the card is tested every 20 seconds GasAlertMicro 5 Deactivating the Detector Note User Options Menu The MMC SD icon D is displayed continuously in Not datalogger units when the card is inserted The ore card is not required for operation of a datalogger If the detector is pass code protected attempting to unit enter the user options menu causes the detector to prompt for the pass code before proceeding See Deacti vating the Detector the section Pass Code Protection To turn off the detector press and hold while it beeps and The following are the available user options flashes to the corresponding cou
55. ursor is beside Pump to enter this option Press a and to scroll to the factory calibrated number that BW provides and press to accept the chosen value 28 Once the flow rate has been chosen you must exit the user options menu The detector automatically launches a pump test before returning to normal operating mode Initialize This option allows you to set the detector back to its default factory settings To enter this option press when the cursor is beside Initialize Once you enter the option you will see the following screen If you press No the screen displays Could not initialize and the detector exits the option If you press Yes the screen displays Initializing as the bar fills to complete the function Once initializing is complete the unit exits the option Alarms The following table describes the detector alarms and shows how the display looks for each alarm During an alarm condition the detector activates the backlight and the display shows the current ambient gas reading Fast beep Slow flash and target gas bar flash Vibrator alarm activates STEL Alarm Constant beep Fast flash and target gas bar flash Vibrator alarm activates GasAlertMicro 5 Alarms If more than one type or level of alarm exists at the same time a multi gas alarm will result To change the factory set alarm setpoints refer to the section Calibration and Setting Alarm Setpoints
56. w gasmonitors com ISO 9001 GasAlertMicro 5 Safety Information Read First A Caution Warning Substitution of components may impair Intrinsic Safety Caution For safety reasons this equipment must be operated and serviced by qualified personnel only Read and understand the user manual completely before operating or servicing Do not use the detector if it is damaged Before you use the detector inspect the case Look for cracks or missing parts If the detector is damaged or something is missing contact BW Technologies immediately Use only a sensor specifically designed for your GasAlertMicro 5 model See the section Replacement Parts and Accessories Calibrate the detector before first time use and then on a regular schedule depending on use and sensor exposure to poisons and contaminants BW recommends at least once every 180 days 6 months BW recommends to bump test the sensors before each day s use to confirm their ability to respond to gas by exposing the detector to a gas concentration that exceeds the high alarm setpoints Manually verify that the audible and visual alarms are activated Calibrate if the readings are not within the specified limits It is recommended that the combustible sensor be checked with a known concentration of calibration gas after any known exposure to catalyst contaminants poisons sulfur compounds silicon vapors halogenated compounds etc The combustible sensor is factory
57. y MultiMediaCard s compatible with the MMC specification will always have the exact word MultiMediaCard or MMC written on the disk or package Cards that do not contain these exact words are not a MultiMediaCard The MMC is not the same as the following MultiMedia card Multi media card SmartMedia CompactFlash Memory Stick 44 MMC cards are available through retailers throughout the world They are also available through mail order and Internet vendors MultiMediaCard Troubleshooting A warning message will display if the card is not inserted Note No data card is installed The card is not required for operation of the User Downloadable Datalogger models A new MMC card is automatically formatted when it is inserted in the detector When installing any new or blank MMC card into the detector the LCD displays the card is blank then the detector proceeds to auto format the MMC card Recovering Data Files If the MMC card is reformatted or erased accidentally by your computer application the recorded data file can be recovered First ensure the card is inserted properly in the card reader If the recorded data file is not visible ensure that The card reader is visible in the My Computer window e If not verify that the card reader is inserted correctly and that the connections are secure e Inthe Removable Disk drive window ensure All Files are selected in the File Types field e Refo
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