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1. M xXT II 1 2 3 and 4 Gas Detector Technical Reference Guide PW echnologies by Honeywell Limited Warranty and Limitation Liability BW Technologies LP BW warrants the 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 8 proper storage installation calibration use maintenance and compliance with the product manual instructions and any oth
2. GasAlertMax XT Il Startup Tests If Previous Bump Failed If the last bump test performed was unsuccessful the following screens display EEST ALIM PRICED v v Note BW Technologies by Honeywell recommends the sensor s be bump tested immediately Bump Test Note BW Technologies by Honeywell 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 alarm setpoints 17 GasAlertMax XT II Technical Reference Guide 12 The LCD next displays the number of days remaining until the next bump test is due Force Bump Enabled optional If the Force Bump is enabled in Fleet Manager II and a sensor is overdue for a bump test the sensor s must be tested to continue and enter normal operation The following screen displays ALARM LIMIT IC BL U TE mud VLIWN v Apply gas while BUMP DUE NOW displays Verify the visual audible and vibrator alarms activate The detector must enter alarm to pass the bump test For complete instructions refer to Bump Test 18 If Force Bump is disabled press to acknowledge the warning and continue with the startup tests Note If the bump test interval field is set to 0 in Fleet Manager II the Startup bump test is bypassed Refer to Bump Interval in the Device Configuration The detector remains in alarm until the gas dissipates
3. GasAlertMax XT II Calibration To calibrate using the IR Link complete the following 1 2 3 From the PC open Fleet Manager II Click Administration From the Administration toolbar click Login Logout to access the Enter Password dialog box Enter Admin and click OK From the Devices toolbar click Detector Configuration Activate the detector Calibration can be performed during the startup tests when CAL DUE NOW displays or when the detector in normal operation From Fleet Manager Il click the Calibrate button located at the bottom of the window The Calibrate Device dialog box displays Calibrate Device H25 ppm 25 0 CO ppm 100 0 02 402 18 0 LEL LEL 50 0 Figure 7 Calibrate Device Dialog Box GasAlertMax XT II Technical Reference Guide 7 Enter the span gas concentration values The values entered in the Calibrate Device popup must match the span concentration values on the gas cylinder 8 Click inside the checkbox for each sensor that will be calibrated and then click Calibrate The following screen displays APPLY GAS m v 9 Refer to Auto Span to complete calibration Note To calibrate using the MicroDock II refer to the MicroDock II User Manual and the Fleet Manager II Operator s Manual 48 Event Logs The detector records the thirty most recent gas alarm events Information that is recorded from an event is as follows
4. If required replace the sensor filter Note When inserting a new sensor filter ensure the white side is facing the sensors and the black side is facing the front shell 10 11 12 13 14 Replace the particulate and or moisture filter if required Refer to Replacing the Pump Filters Re assemble the detector and replace the PCB screws Replace the machine screws using 3 4 in lbs torque Tighten the screws using a crisscross pattern to ensure a proper seal Replace the pump inlet and the pump inlet screw Activate the detector and calibrate the sensor s Refer to Calibration GasAlertMax XT II Maintenance Replacing the Pump Filters Filters are inserted into the pump inlet to prevent dust particulates and moisture from entering the pump module Particulate Filters The particulate filter will require frequent changes if the detector is being used in heavy particulate areas If a pump alarm occurs and there is no blockage in the tubing replace the particulate filter Moisture Filters The moisture filter will not typically require frequent changes If moisture is drawn through the tubing replace both the moisture filter and the particulate filter immediately To change the particulate or the moisture filter refer toTable 13 Figure 12 and the following procedures Table 13 Replacing the Pump Filters Item Description 1 Rear shell 2 Moisture filter 3 Pump quick
5. Sequence of 10 rapid sirens and alternating One beep every 1 120 seconds user defined flashes with 1 second of silence in between i i TI ICJNITNIF iat reactivates seven times TURNING Note J O N O Confidence beep automatically a pec m i i r1 d flashes and the vibrator alarm activates LiF F deactivates during a low battery alarm E Lid a v TURNING OFF displays before the detector deactivates Normal Deactivation Heartbeat Four beeps and flashes MER IN W flashes once every second ri r LI LIN M 4 i E E A HS ppm CO ppm Vibrator alarm activates briefly 3 E rl aal mea al inn LI Countdown initiates v m o em E Pump Alarm ndi He ALARM Two beeps and flashes m m LI E and flashes H S ppm CO ppm IIT MIT EPS LILI HIGH displays v sm 34 Computed Gas Exposures Warning To prevent possible personal injury do not deactivate the detector during a work shift TWA STEL and MAX readings reset when the detector is deactivated Table 8 Computed Gas Exposures Gas Exposure TWA HS and CO only Description Time weighted average TWA based on accumulated exposure to toxic gases averaged over a work day according to OSHA method Default OSHA 8 hour moving aver age User defined 4 16 hour moving average STEL HS and CO only Short term exposure limit STEL to gas based on a 5 15 minute user defined period Maximum peak Maximum MAX c
6. If enabled a detector alarm persists until the alarm is acknowledged and gas concentrations are below the low alarm setpoint The audible alarm can be temporarily deactivated by pressing but the LCD continues to GasAlertMax XT II Device Configuration display the high peak concentration until the alarm condition no longer exists The detector is shipped with the Latching Alarms option disabled Force Calibration Force Calibration Enabled If enabled and a sensor s is past due for calibration the following screen displays FORCE 1i CAL EN The sensor s must be calibrated to continue and enter normal operation For complete instructions refer to Calibration Note If the calibration is unsuccessful for any of the sensors the detector deactivates Force Calibration Disabled If disabled the CAL DUE NOW screen displays Press to acknowledge the warning and enter normal operation The detector is shipped with the Force Calibration option disabled Note If overdue for calibration BW recommends the sensor s be calibrated immediately 23 GasAlertMax XT II Technical Reference Guide Force Bump A bump test must be performed regularly to ensure the sensor s are responding correctly to test gas If enabled and the sensor s is past due a bump test must be performed and the overdue sensor must enter into alarm If this option is enabled the following screen displays during the startup tests ALA
7. Do not immerse the detector in liquids Maximum Hose Length for Sampling The maximum hose length for sampling is 75 ft 22m Battery Maintenance and Cautions Warning To avoid personal injury and or property damage adhere to the following The detector must be deactivated to charge the battery Charge the battery immediately when the detector emits a low battery alarm Refer to Charging the Battery Charge the battery using the GasAlertMax XT Il or the GasAlertMicroClip charger adapter only Do not use any other charger adapters Failure to adhere to this precaution can lead to fire and or explosion GasAlertMax XT II Maintenance Do not calibrate the detector during or immediately after charging the battery Warning The GasAlertMax XT Il uses a lithium battery MX BAT01 that may present a risk of fire or chemical burn hazard if misused Do not disassemble heat above 212 100 C or incinerate Warning Lithium polymer cells exposed to heat at 266 F 130 C for 10 minutes can cause fire and or explosion If replacing the battery use only approved lithium polymer cells that are available through BW Technologies by Honeywell Use of any other cell can cause fire and or explosion To order and replace the MX BATO1 lithium battery refer to Replacement Parts and Accessories Replace the battery only in a safe area that is free of hazardous gas Dispose of used lithium cells immediately Do not disassemb
8. Guide Confidence Interval Sensor Configuration The Confidence Interval seconds field defines how often the The Sensor Configuration tab adjusts settings for each individual confidence beep occurs detector beeps sensor A separate sensor tab is provided for each sensor Figure 5 Enter the desired value every 1 120 seconds The Confidence Beep TS SA HIS HI Sese p option must be enabled Sensor Configuration H25 CO O2 LEL Language Hydrogen Sulfide H2S Updatable The Language field provides a drop down menu that includes the Sensor Disabled o o following language options E 25 0 o English Calibration Interval days 180 O Fran ais Bump Interval days E O Deutsch Low Alarm ppm 10 0 O Espa ol High Alarm ppm 150 O Portugu s TWA Alarm ppm 10 0 O From the drop down menu select the required language When the STEL Alarm ppm 15 0 O settings are saved to the detector the LCD displays all screens in the STEL Interval minutes 15 O selected language TWA Period hours 8 O Language English vio Bump Test Low 40 Me English PES Auto Zero on Start up O Startup Message Top Line O Low Alarm Acknowledge Fi O Startup Message Bottom Line fi N N N Portugu s Figure 5 Sensor Configuration Tab H2S The detector is shipped with English displaying as the default language Note Depending upon the sensor the options may vary 26 Sensor Disabled Warning Use e
9. If Lockout on Self Test Error is enabled the sensor must be replaced to activate and operate the detector Refer to Replacing a Sensor or Sensor Filter Lockout on Self Test Error Option Disabled If this option is disabled and a sensor fails the self test the LCD displays an error message for the applicable sensor The startup tests continue ALARM ERROR H2S m Note Enabled sensors are continually tested while the detector is operational Automatic Zero for HS CO O and LEL Reminder Only activate the detector in a safe area that is free of hazardous gas to ensure an accurate auto zero 8 To initiate auto zero during startup the Auto Zero on Startup option must be enabled sensors are enabled individually GasAlertMax XT II Startup Tests If the Force Calibration option is enabled and the sensor s is past due for calibration the sensor will not auto zero during startup The sensor must be calibrated Note If the Auto Zero on Startup option is not enabled in Fleet Man ager Il for any of the sensors this startup test is bypassed If ambient air is set to be measured as 20 8 vol the automatic oxygen calibration screen displays 20 8 instead of 20 9 If Previous Calibration Failed If the last calibration performed was unsuccessful the following screens display LAST CAL FHILET v m v Note BW Technologies by Honeywell recommends the sensor s be calibrated
10. Serial number of the detector Start time of alarm Type level and duration of alarm Status of sensor Peak exposure level ppm or Status of the detector Detector user Supervisor Location Definables employee information Datalogs The detector records datalog samples that can be compiled to create a report using Fleet Manager II From Fleet Manager II define how often the detector records a datalog sample 1 120 seconds in the Datalog Interval seconds field The detector is capable of storing 6 hours to 5 years of information depending upon the datalog interval and what information is stored When the memory is full the detector replaces the oldest datalogs with the most recent datalogs GasAlertMax XT II Event Logs The following information is recorded in a datalog Serial number of the detector Date and time Type of datalog Detector status Detector user Type of gases the detector monitors Gas readings STEL and TWA readings H2S and CO only Alarm setpoints Options enabled disabled Sensor status Pump status Logging intervals Language detector is set to display Calibrations performed Bump tests performed Battery readings Temperature readings 49 GasAlertMax XT II Technical Reference Guide Bump and Calibration Results The detector records the bump test and calibration results The results can then be imported into Fleet Manager Il to create detailed reports T
11. To preserve the life of the battery deactivate the detector when not in use The detector may be warm immediately after charging This is normal Optimum Battery Operation To ensure maximum use of the battery perform the following To obtain full operating capacity allow the battery to fully charge and discharge three times To achieve the maximum number of charges ensure the battery is charged between 32 F and 113 F 0 C and 45 C Do not charge the battery in temperatures above 113 F 45 C GasAlertMax XT II Maintenance Replacing the Battery To replace the lithium battery refer to Replacement Parts and Accesso ries to order the XT BAT K1 kit that includes the Replacing the GasAlertMax XT Battery Operator s Manual Replacing a Sensor or Sensor Filter Warning To avoid personal injury and or property damage use only sensors that are specifically designed for the detector Refer to Replacement Parts and Accessories Each sensor has a high degree of resistance to common vapors and gases To clear a sensor move the detector to a clean environment and wait 10 to 30 minutes Do not expose a sensor to vapors from inorganic solvents such as fumes from paint thinners or organic solvents such as benzoic acids and acrylic acids To replace a sensor or sensor filter refer to Table 12 Figure 9 Figure 10 and the following procedures 53 GasAlertMax XT II Technical Reference Gu
12. XT II Technical Reference Guide Troubleshooting If a problem occurs refer to the solutions provided in Table 15 If the problem persists contact BW Technologies by Honeywell 60 Figure 14 Troubleshooting Problem The detector does not activate Possible Cause Depleted battery Solution Charge the battery Refer to Charging the Battery Damaged or defective detector Contact BW Technologies by Honeywell Detector automatically deactivates Automatic deactivation due to depleted battery Charge the battery Refer to Charging the Battery Lockout on Self Test Error is enabled and a sensor s has failed the startup self test Refer to Lockout on Self Test Error and Replacing a Sensor or Sensor Filter The detector enters alarm immediately when activated Sensor needs to stabilize Used sensor Wait 60 seconds New sensor Wait 5 minutes Low battery alarm Charge the battery Refer to Charging the Battery Sensor s requires calibration Calibrate the sensor s Refer to Calibration Hazardous environment Leave the area immediately Deactivate and reactivate the detector in a safe area that is free of hazardous gas The activation startup self test fails General fault Contact BW Technologies by Honeywell Sensor error Replace the sensor Refer to Replacing a Sensor or Sensor Filter Table 7 Troubleshooting GasAlertMax XT I
13. connector 4 Pump inlet 5 Machine screw 1 6 Particulate filter 57 GasAlertMax XT II Technical Reference Guide 1 Remove the one machine screw from the pump inlet and gently lift the bottom of the inlet outward at a 45 angle Figure 13 Removing the Pump Filters 2 Gently lift the pump inlet upwards to remove Ensure the Figure 12 Replacing elk ump Filters hook on the pump inlet clears the housing The particulate filter is located inside the pump inlet and the moisture filter is located on the rear shell 58 3 Depending upon the circumstance replace either just the particulate filter or both Refer to Particulate Filters and Moisture Filters 4 Reattach the pump inlet and replace the screw Tighten the screw using 3 4 in lbs torque Do not overtighten 5 Activate the detector to begin the startup test and the pump block test Depending upon the result one of the following screens display PLIMP DK PLIM FRILLIRE v m Successful If the block test is successful the detector completes the startup test and enters normal operation Unsuccessful If the block test is unsuccessful the detector deactivates For causes and possible solutions refer to Troubleshooting Replacing the Pump To obtain a new pump XT RPUMP K1 and the Pump Replacement Operator s Manual refer to Replacement Parts and Accessories GasAlertMax XT II Maintenance 59 GasAlertMax
14. fails the startup again refer to Troubleshooting If the diffusion cover is not attached the detector beeps and the following screen displays before continuing with the startup tests GasAlertMax XT II Startup Tests When the diffusion cover is replaced the detector activates the pump alarm s ALARM HIGH displays and and flashes Press to acknowledge the alarm and initiate the pump block test Alarm Setpoints Note Alarm setpoints vary by region Refer to Resetting Gas Alarm Setpoints 6 If the CO and or HS sensor is enabled the alarm setpoints for the time weighted average TWA and the short term exposure limit STEL display ALARM AA ALARM LL rn 35 5 OE H S ppm 0 ppm H S ppm 00 ppm v m Y 13 GasAlertMax XT II Technical Reference Guide Next the LOW and HIGH alarm setpoints display for all of the enabled sensors Low T WA ALARM Il SE 15 200 ide M J30 195 I SSE fel v a v Self Test 7 The detector then performs a self test to ensure it is operating correctly The following screen displays during the test Successful Self Test If the self test is successful the following screen displays 14 Unsuccessful Self Test Lockout on Self Test Error Option Enabled If this option is enabled and a sensor fails the following screens display before the detector deactivates ERROR BE v SAFETY TURNING F LULK LN OF v m
15. immediately 15 GasAlertMax XT II Technical Reference Guide Calibration Due Date optional 9 The LCD displays the number of days remaining until the next calibration is due CAL TIE Ei BO d v Note If the Calibration Interval field is set to 0 in Fleet Manager II it disables the calibration due date function and this test is bypassed Refer to Calibration Interval in the User Options If any sensor is past the calibration due date the detector beeps flashes and vibrates while the LCD displays the following screen CAL THE LL aL Press to acknowledge the warning If is not pressed within 2 minutes the detector automatically deactivates 16 Force Calibration Enabled optional 10 If the Force Calibration option is enabled in Fleet Manager Il and a sensor is past due the sensor s must be calibrated to continue and enter normal operation ORC AL Ema zz ko epu 2x Press to acknowledge Refer to Calibration Procedure to begin calibration If O is not pressed to enter calibra tion within 2 minutes the detector automatically deacti vates Cal IR Lock Enabled optional 11 If the Cal IR Lock option is enabled in Fleet Manager ll the following screen displays TRACER ENR LE T If IR LOCK ENABLED is enabled the sensor s must be calibrated using the IR Link or the MicroDock II station For more information refer to Cal IR Lock in User Options
16. kit of 50 50 GA PFMAX Particulate filters kit of 100 100 XT RF H5 Hydrophobic moisture filters kit of 5 5 XT RF H50 Hydrophobic moisture filters kit of 50 50 XT C01 MC5 GasAlertMax XT multi unit charger 1 GA PA 1 Charging adapter 1 DOCK2 0 1 GasAlertMax XT docking module for use w 1 C1M 00 N MicroDock II and charging cable GA USB1 IR IR connectivity kit includes USB cable and 1 Fleet Manager II CD ROM 63 GasAlertMax XT II Technical Reference Guide Model No Description Qty XT SCREW Replacement screw kit 40 screws and screw 1 K1 driver XT BAT K1 Battery replacement kit 1 EIS Pump replacement kit 1 GA HXT GasAlertMax XT carrying holster 1 GA BXT GasAlertMax XT rubber boot 1 XT AG 1 Alligator clip stainless steel 1 Add suffix UK for United Kingdom mains plug EU for European mains plug AU for Australian mains plug 64 Specifications Instrument dimensions 13 1 x 7 0 x 5 2 cm 5 1 x 2 8 x 2 0 in Weight 328 g 11 6 oz Operating temperature 20 C to 50 C 4 F to 122 F Storage temperature 40 C to 60 C 40 F to 140 F Operating humidity 10 to 100 relative humidity non condensing Dust and moisture ingress P66 67 Alarm setpoints May vary by region and are user defined Detection range H2S 0 200 ppm 1 ppm increments CO 0 1000 ppm 1 ppm increments Os 0 30 0 vol 0 1 vol increm
17. low alarm acknowledge oxygen measurement and combustible gas measurement Maximum hose length for sampling 75 ft 22 m Maximum hose length for calibration 3 ft 0 9 m Battery operating time One rechargeable lithium polymer battery at 20 C provides 13 hours operating runtime Year of manufacture The detector s year of manufacture is determined from the serial number The first and second number after the first two letters determines the year of manufacture Example MA110 001000 2010 year of manufacture 65 GasAlertMax XT II Technical Reference Guide Approved battery for GasAlertMax XT II product Lithium ion polymer MA BATO 1 as per standards EN50020 UL913 CSA C22 2 No 157 Rechargeable battery MX BATO01 Temperature Code Lithium Polymer 20 C sTas 50 C T4 Battery charger GasAlertMax XT II Charging Adapter First time charge 6 hours Normal charge 6 hours Warranty 2 years including sensors Approvals Approved by CSA to both U S and Canadian Standards CAN CSA C22 2 No 157 and C22 2 152 ANS UL 913 and ANSI ISA 812 13 Part 1 CSA Class 1 Division 1 Group A B C and D ATEX CE 0539 Il 1 G Ga Ex ia IIC T4 KEMA 08 ATEX 0001 IECEx ExiallC T4 Ga 66 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 i
18. mu den ic A Dodd 26 LAIN QU AGC ss ce NN 26 Sensor Configuration cie 26 Sensor Disabled asie tee YK ED AAA ne dee 27 Calibration Gas Ppr orca uen ur anal au de duod de dad a gli dd dod 27 GasAlertMax XT II Technical Reference Guide Title Page Calibration Interval i alec 2 1 ben A dao co Uu Ma ASTEITA e quce dv VO EIT 28 Bu tnp Ititerval 2 tot rti ort Eh deutet esee sev Art Moa 28 LOW ALAN xui ee e e e pd PENTA aa i eta he ain A t petia Loc ede dee dui dde ue oce d uae dese nena 28 nell 28 IUS DEI 29 PT EEL ANN AIT M A A A E E T O ETA OE A O E A E O a 29 STEL Intervalo mt nt nn PUSA at ed ied a ae end Ken MK dar ru Madd eee 30 TWA Penrod NOUS cid aani TEADE TRE EAAS T ESA ET AAE ARIES EEA A ARO EPA 30 Correction Factor o rances assi uen A ANE EEE EAA AN E EA T VASA ES EAE AVON 30 DOM LEL SACH LEE 31 Auto Zero on Startup iiri eie dad VAL dt dre aea ct aid 31 EL Iby VOlUMe CHA m 31 10 of reading OVer span coccion nana aa nen a aan an aan enaa a ae annan ao ee nan aa e nannaa Aa nanna EL n ean aa onnaa da dA naene an duna 31 20 8 Base Readirig o eter ee ete e Ea TE e ere een ten en aa talent ets 31 Low Alarm Acknowledge entente eee eddie i e Ra deve e the i e ed va sah deen nece e dd eie dd a ete av nee edd ed 31 JALAN Sooman E 32 Computed Gas EXpOSUFes i uivasaiani SN 35 Viewing and Clearing Gas Exposures si a Ka
19. the following sections Replacement Parts and Accessories Replacing the Pump Replacing the Battery To become oriented with the features and functions of the detector refer to the following figures and tables Figure 1 and Table 3 describe the detector s components Figure 2 and Table 4 describe the detector s display elements Table 5 describes the detector s pushbutton Parts of the GasAlertMax XT II Figure 1 Parts of the GasAlertMax XT II GasAlertMax XT II Parts of the GasAlertMax XT II Table 3 Parts of the GasAlertMax XT II Item Description Visual alarm indicators LEDs Pump quick connector Pump filter and moisture filter Pushbutton Alligator clip Charging connector and IR interface Diffusion cover locking screw Diffusion cover oo N OI a A WI N Audible alarm o Liquid crystal display LCD GasAlertMax XT II Technical Reference Guide Display Elements USA ALARM A 0 CEA 4 Q N VIN CH4 LEL Table 4 Display Elements Item Description Alarm condition Automatically zero sensor indicator Numeric values Battery life indicator Pump indicator Heartbeat indicator Gas type identifiers RER v CIR Figure 2 Display Elements p Gas cylinder indicator oo NI O 0 A w N Automatically span sensor indic
20. until the sensors clear of the test gas Note A MicroDock II station automated bump test is required to log bump tests as an event A manual bump test will not be logged as an event Bump Test Using the MicroDock Il Station To perform an automated bump test refer to the MicroDock II User Manual 39 GasAlertMax XT II Technical Reference Guide Calibration Guidelines Recommended gas mixture CO 100 ppm balance N HS 25 ppm balance N LEL 5096 LEL or 2 596 by vol methane balance air Oo clean air 18 40 To ensure accurate calibration use a premium grade calibration gas Gases approved by the National Institute of Standards and Technology NIST improve the validity of the calibration Do not use a gas cylinder past its expiration date Calibrate a new sensor before use Install the sensor activate the detector and allow the sensor to stabilize before starting calibra tion or a bump test Used sensor 60 seconds new sensor 5 minutes Calibrate the detector at least once every 180 days depending upon use and sensor exposure to poisons and contaminants Calibrate the detector if the ambient gas varies during startup Calibrate only in a safe area that is free of hazardous gas Do not calibrate the detector during or immediately after charging is complete The HS CO LEL and O sensors can be automatically zeroed each time the detector is activated if the Auto Zero on Startup option is enable
21. 13 Replacing the PUMP Filters ccc etie op trt pie etre ri Ei eae Ue Pet Ham epe boa cba street dee cad 57 14 Replacement Parts and Accessories ie 63 GasAlertMax XT II Technical Reference Guide Contacting BW Technologies by Honeywell To contact BW Technologies by Honeywell call USA 1 888 749 8878 Canada 1 800 663 4164 Europe 44 0 1295 700300 Other countries 1 403 248 9226 Address correspondence to BW Technologies by Honeywell 2840 2 Avenue S E Calgary AB T2A 7X9 CANADA Email us at info gasmonitors com Visit BW Technologies by Honeywell s website at www gasmonitors com ISO 9001 GasAlertMax XT II Introduction Warning To ensure personal safety read Safety Information Read First and ACautions before using the detector The GasAlertMax XT ll gas detector the detector warns of hazardous gas at levels above user defined alarm setpoints The detector is a personal safety device It is your responsibility to respond properly to the alarm GasAlertMax XT II Technical Reference Guide Gases Monitored The following table lists the gases that are monitored by the detector Table 1 Gases Monitored Gas Detected Unit of Measure Hydrogen sulfide H2S parts per million ppm Carbon monoxide parts per million ppm 8 percent of lower explosive limit LEL Combustible gases LEL b percent by volume methane 0 5 0 viv Oxygen O5 volume CAU
22. 6 to connect the gas cylinder to the detector for calibration Note Read all of the following procedures before beginning calibration Caution The maximum hose length for calibration is 3 ft 0 9 m 1 Verify the calibration gas being used matches the span concentration value s that are set for the detector 2 Attach a 0 5 l min regulator or a demand flow regulator to the gas cylinder 3 Connect the calibration hose to the regulator on the gas cylinder 4 Begin the calibration procedures Refer to the Calibration Procedure section 41 GasAlertMax XT II Technical Reference Guide 42 5 When calibration is complete disconnect the hose from the detector and the regulator 6 Ensure the gas cylinder is stored according to the manufacturer s specifications Figure 6 Connecting the Gas Cylinder to the Detector Calibration Procedure Caution Calibrate only in a safe area that is free of hazardous gas Do not calibrate the detector during or immediately after charging Note Calibration can be aborted at any time To abort calibration press The following screen displays cH ABORT i El To calibrate the sensor s complete the following 1 Activate the detector 2 Ensure the sensor s to be calibrated is enabled in Fleet Manager II 3 Verify the calibration gas being used matches the span concentration value s that are set for the detector 4 Press and hold while t
23. Configuration Tab HS srera ea A a AADAT RLS DRA Aea AAAI ARLES EA A ARISES 26 6 Connecting the Gas Cylinder to the Detector sise 42 7 Calibrate Device Dialog Box sise 47 8 Connecting the Charger Adapter siennes 52 9 Replacing a Sensor or Sensor Filter usines 55 10 Front and Rear Shells Side by Side sisi 56 11 Remove the O Sensor With a Scredriver sisi 56 12 Replacing the Pump Filters iiti redeo a eit tennis le PARIA TASASI e i a N Laag 58 13 Removing the Pumwp Filters ssa sti massat tan ns dermato 58 14 Troubl shooting mE EEVI 60 vii GasAlertMax XT II Technical Reference Guide viii List of Tables Table Title Page 1 Gases MotiltOred ete a EE t m Leu e tue b RM etie 2 2 International Symbols ede kannan tee ten dun eade quidve ce ande ETA iude quce e VESA adve ui 5 3 Parts of the GasAlertMax XT IL oia en nte e d nevis etn pay e edo be A KA da ed dor ge Fed T T EN Eee AR cR 7 4 Display Elements RR nn ane aan dia 8 5 Pushb ltorn zum recte Rs reme aia dor ent en cet 9 6 Connecting the IR Link cio ii dde dai 20 7 AMS P T idas cfa Asa tas deat MIISA AA 2 Dee AA a td PE 32 8 Computed Gas Exposures miii A it 35 9 Gas Alatm Setpollts oi Gb ee tmn enin 36 10 Sample Factory Alarm Setpoints eee 37 11 Connecting the Charger Adapter siennes 52 12 Replacing a Sensor or Sensor Filter sise 54
24. I Troubleshooting Problem Detector does not display normal ambient gas reading after startup tests Possible Cause Sensors not stabilized Solution Used sensor Wait 60 seconds New sensor Wait 5 minutes Sensor s requires calibration Calibrate the sensor s Refer to Calibration Target gas is present Detector is operating properly Use caution in suspect areas Detector does not respond to pushbutton Battery is depleted Charge the battery Refer to Charging the Bat tery Detector is performing operations that do not require user input Pushbutton operation restores automatically when the operation ends Detector does not accurately measure gas Sensor s requires calibration Calibrate the sensor s Refer to Calibration Detector is colder hotter than gas temperature Allow the detector to attain ambient temperature before use Sensor filter is blocked Replace the sensor filter Refer to Replacing a Sensor or Sensor Filter Detector does not enter alarm Alarm setpoint s are set incorrectly Reset the alarm setpoints Refer to Resetting Gas Alarm Setpoints Alarm setpoint s set to zero Reset the alarm setpoints Refer to Resetting Gas Alarm Setpoints Detector is in calibration mode Complete the calibration procedure 61 GasAlertMax XT II Technical Reference Guide Table 7 Troubleshooting Problem Detecto
25. R d 17 If Previous Burp Falleg c ete ee kalu NOR m e eee ual sin celeritate atlas hoo det atis 17 GasAlertMax XT II Technical Reference Guide Title Page SITMET A ii dd M 17 Force Bump Enabled optiorial m Lt te ce et e e ct Da pat d n Eu o RD RET YH LASIIN 18 Stant p dut ahaa 18 Startup Test Falls eet etae rain Rene TA I aea dad duae Re Reges bte ERR a A A be ka de dans 19 Installing Fleet Manager l creer nunt reet noit reete cda 20 Using Fleet Manager II to Configure the Detector sen 20 Device Configuration 21 serial N mber Eield ati cad telnet e t ass eee t MAL A ue a P ERR ERA Fe dan are etant MG 22 iln mdp 22 Hardware Version casei ers ite an e dee fr 22 Startup SET IB da daa 22 Startup Message Bottom Line A AE ARTEA A EA AT EART R Aea ES ELEAN dunes danda nna 22 Lockout on Self Test Error failed sensor lock 22 Safe Mode ui TE A er AA E A ES E E 23 Confidence Beep iimsvat mikn i ia oie mat a a mat ia ele eae intel Rael 23 Meilleure 23 Force Calibre eee 23 Force BUM pice i attt t ete cuui decet od MEN at LL Lu ions hag tee eee oes 24 Cal IR LOCK m rune td hassan enr A dt 24 Location LOGGING Ret 25 Force Block Test ii EN Na a TR N MELA A ane eas en KASTE aa 25 Datalog Intervali ss M A gta etre ler anne de nn a AN LUE 25 Confidence Interval 1 2 a
26. RM IOMP IE VLIW v m If Force Bump is enabled enter a value 1 365 in the Bump Interval days field located in the Sensor Configuration section If 0 is entered in the Bump Interval days field the Force Bump option is automatically disabled Note BW recommends to bump test the sensors before each day s use to confirm their ability and response to gas by exposing the detector to a gas concentration that exceeds the high alarm setpoints Verify that the audible and visual alarms activate Calibrate if the readings are not within the specified limits For complete instructions to perform a bump test refer to Bump Test The detector is shipped with the Force Bump option disabled 24 Cal IR Lock If enabled the sensor s can only be calibrated using the IR Link with Fleet Manager II or the MicroDock II station If the Cal IR Lock option is enabled the following screen displays ENAILE 5 v m Note The auto zero function is not affected if the CAL IR Lock option is enabled The detector still performs the auto zero function if enabled To calibrate using an IR device refer to one of the following Calibrating Using the IR Link MicroDock II Base Station User Manual The detector is shipped with the CAL IR Lock option disabled Note If the Cal IR Lock option is enabled and a manual calibration is attempted the sensor s will only auto zero Calibration will not be performed Location Loggin
27. RM de Alternating low and high alarm siren and flash m 07 ERR displays Sane m B Si EHE L and target gas bar flash eee corm adj ores S I LJ rey i EJ Lt Vibrator alarm activates v EE E vu E Over Limit OL Alarm Low Battery Alarm var Limit 0r ALARM UR T ALARM Fastsiren and alternating flash m oe Sequence of 10 rapid sirens and alternating Li O flashes with 7 seconds of silence in between I Lu and target gas bar flash JE ee continues for 10 minutes a cua DL BAT TERY Vibrator alarm activates A US and flashes LOW BATTERY displays and the vibrator alarm activates After 10 minutes a sequence of 10 rapid sirens and alternating flashes with 1 second of silence in between reactivates seven times TURNING OFF displays before the detector deactivates Note If enabled during an alarm condition the Latched Alarms option causes the low and high gas alarms audible visual and vibrator to persist until the alarm is acknowledged by pressing and the gas concentration is below the low alarm setpoint The LCD displays the peak concentration until the alarm condition no longer exists Enable disable Latching Alarms in Fleet Manager II Local regulations may require Latching Alarms be enabled 33 GasAlertMax XT II Technical Reference Guide Table 7 Alarms Vibrator alarm activates Alarm Screen Alarm Screen Automatic Deactivation Alarm Confidence Beep
28. TION FOR SAFETY REASONS THIS EQUIPMENT MUST BE OPERATED AND SERVICED BY QUALIFIED PERSONNEL ONLY READ AND UNDERSTAND THIS TECHNICAL REFERENCE GUIDE COMPLETELY BEFORE OPERATING AND SERVICING Safety Information Read First Use the detector only as specified in this technical reference guide otherwise the protection provided by the detector may be impaired International symbols used on the detector and in this technical reference guide are defined in Table 2 Read the ACautions on the following pages before using the detector E Warning This instrument contains a lithium polymer battery Dispose of lithium cells immediately Do not disassemble and do not dispose of in fire Do not mix with the solid waste stream Spent batteries must be disposed of by a qualified recycler or hazardous materials handler GasAlertMax XT II Safety Information Read First A Cautions Warning Substitution of components may impair Intrinsic Safety Caution For safety reasons this eguipment must be operated and serviced by gualified personnel only Read and understand the technical reference guide completely before operating or servicing Do not use the detector if it is damaged Inspect the detector before using Look for cracks and or missing parts If the detector is damaged or parts are missing contact BW Technologies by Honeywell immediately Use only sensor s that are specifically designed for the GasAlertMax XT II model Re
29. a T2A 7X9 USA 76013 United Kingdom OX16 2RT Table of Contents Title Page Contacting BW Technologies by Honeywell sis sssssnnreennneneensnnnneenensnnnnenensnnnneeeensnnnnenenns 1 INTFOdU CTI ON ime 1 Gases MON OO d cutis e m Hem Mosen bete Me heme tetur a Mut IE 2 Safety Information Read First ener eterne teer eee re ee rennen REED Fo SERE SEP AALE ren 2 Getting Starte eee ieran ae apa Aa ER EAA AARAA eee epe PERIERE IEEE 6 Parts of the GasAlertMax SU ER 7 Display Element s 4 eir hee eter ite EP a ET 8 Activating Deactivating the Detector ccccocommussmmmtn tmm nn tana aa naan aa aan inn aan na aan Kaanaa Aaa annan nananana innen 10 Start up O sarana E T A A ATA TE A 10 Batan Test iubeo ir n Pn Hb 10 Audible Visual Test a nan acl tuenda e el edt Ma tein ace ees 10 Firmware Versions et RE Sen 11 Startup cr d database astres tn tes 11 Location LOGGING PEER Eee D e anite na Doce push LAKEN DU ena D D ER 11 Pump Test on Startup cuire da tg 12 Alarm Setpolnts eee RI te Eu LIS ei MA A UM ELLE 13 Self Mmm 14 Automatic Zero for H59 CO O and LEL 5 etre t ener uc tt t ta e op feet te e e ere AR HEP DR 15 If Previous Calibration E alled 9 ta ttt teneis ta dte ded tte qaia ees 15 Calibration Due Date optional uh ense uUGDen E MOREM 16 Force Calibration Enabled optional eese nennen aan naa nera dencia 16 Gal IR Lock Enabled optional cscs it rtr e I e UM E ER P e R
30. and clears from the sensors Verify that the visual and audible alarms activate Startup Test Pass If the detector passes all of the startup tests the detector enters normal operation and displays the ambient gas readings M f As al co LS oag N y 9 LED The detector begins recording the maximum gas exposure MAX and calculating the short term exposure level STEL and time weighted average TWA exposures Startup Test Fail After the detector enters normal operation ERR displays if a sensor has failed the self test To determine the cause and solutions for a failed sensor refer to Troubleshooting ERR CO E H S ppm CO ppm cual v 0 5 LELS GasAlertMax XT II Startup Tests 19 GasAlertMax XT II Technical Reference Guide Installing Fleet Manager Il Fleet Manager Il is required to configure the detector To install Fleet Manager II refer to the Fleet Manager II CD ROM that includes the installation wizard and Fleet Manager II Operator s Manual From the User Options tab in Fleet Manager II two sections are provided to add data enable disable features and to define settings for the sensors and the detector They are as follows Device Configuration Sensor Configuration Using Fleet Manager II to Configure the Detector When Fleet Manager II is installed refer to Table 6 Figure 3 and the following procedures Table 6 Connecting the IR Link Item Description IR and c
31. at will display on the detector LCD during startup maximum 25 characters spaces included Enter any type of informa tion such as employee name plant area emergency number s etc Depending upon the length of the message text will either display or scroll across the bottom line of the LCD The user options define the settings for the detector Note When options are enabled disabled the checkbox displays with a red frame until the new settings are saved to the detector Lockout on Self Test Error failed sensor lock If enabled and a sensor fails during startup the following screens display and the detector deactivates To enter normal operation the sensor must be operating correctly Refer to Troubleshooting and Replacing a Sensor or Sensor Filter The detector is shipped with the Lockout on Self Test Error option disabled Safe Mode If enabled SAFE displays continuously on the LCD unless an alarm condition occurs If an alarm condition occurs the LCD displays the real time readings for each sensor Confidence Beep If enabled the confidence beep provides continuous confirmation that the detector is operating correctly To define how often the detector beeps every 1 120 seconds enter the value in the Confidence Inter val field Note Confidence beep automatically disables during a low battery alarm The detector is shipped with the Confidence Beep option disabled Latching Alarms
32. ator GasAlertMax XT II Display Elements Table 5 Pushbutton Pushbutton Description To activate the detector press To deactivate the detector press and hold until the OFF countdown is complete and the LCD deactivates To view the date time TWA STEL and maximum MAX readings press twice rapidly To clear the TWA STEL and MAX readings press when the LCD displays CLEAR ALL To initiate calibration press and hold as the detector performs the OFF countdown Continue holding while the LCD briefly deactivates and then reactivates to begin the CAL countdown Release when the Q CAL countdown is complete To activate the backlight press and release To acknowledge the latched and pump alarms press To acknowledge a low alarm and disable the audible alarm temporarily press The Low Alarm Acknowledge option must be enabled in Fleet Manager II To acknowledge any of the Due Today alarms calibration bump test pump block test press GasAlertMax XT II Technical Reference Guide Activating Deactivating the Detector Note Ensure the diffusion cover is attached prior to activating the detector to verify the pump is working correctly To activate the detector press in a safe area that is free of hazardous gas Attach any pump accessories to the detector prior to activating the detector To deactivate the detector press and hold until the OFF co
33. d Activate the detector in a normal 20 9 20 8 O atmosphere If a certified calibration is required contact BW Technologies by Honeywell Calibration can be performed using either a 0 5 l min regulator or a demand flow regulator The maximum hose length for calibration is 3 ft 0 9 m Warning Calibration cylinders that are used with a demand flow regulator must meet the following maximum inlet pressure specifications Disposable cylinders 0 1000 psig 70 bar Refillable cylinders 0 3000 psig 70 bar BW recommends using premium grade calibration gases and cylinders that are certified to National Standards The calibration gases must meet the accuracy of the detector 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 Auto zero sets the zero gas level of the sensor If the target gas is present the zero level will be incorrect If excessive target gas is present the sensor s will fail and an error message displays ERRI Hg v IF Li In auto span an error message displays if the target gas does not meet the expected values m ra a zd E3 aa i Sensor s that fail to span retain the previous span value and do not continue the calibration process GasAlertMax XT II Calibration Connecting the Gas Cylinder to the Detector Refer to the following procedures and Figure
34. e date screens display before returning to normal operation CAL DUE BO 80 60 80 ur i The number of days that displays in the CAL DUE XXX DAYS screen is the earliest date overall of all sensors a calibration must be performed Example The H2S sensor has the earliest date The H2S sensor must be calibrated in 65 days BS 190 CAL IUE HO 160 56 d v g m v 46 If a sensor fails to span successfully and it is past the calibration due date the following screens display CAL QUE HO B Eu 18g M lt i The example above shows the CO sensor is 6 days past due 8 Press to acknowledge the warning before returning to normal operation Refer to Troubleshooting and calibrate the failed sensor again Verification 1 After calibration is complete and the detector returns to normal operation verify the calibration using a gas cylinder other than the one used for calibration 2 The gas concentration should not exceed the sensor s detection range Confirm that the LCD shows the expected concentration values 3 To ensure the readings are accurate apply the verifica tion gas for the same amount of time as was applied to the sensor when it was calibrated Example H5S span time 2 minutes therefore apply verification gas for 2 minutes Calibrating Using the IR Link If the Cal IR option is enabled the sensors must be calibrated using either the IR Link or MicroDock II station
35. e detector is deactivated 30 Note Regulations vary depending upon region Adhere to the regula tions defined for your area Enter a value ranging from 4 16 hours The detector is shipped with the default setting of 8 hours Correction Factor The Correction Factor 96 option is used to enter compensation factors for hydrocarbons other than methane The correction factor is only appli cable to LEL and can only be applied if the LEL sensor has been cali brated with methane A Caution Ensure the calculations are correct for the applicable gas to ensure the reading display as 100 LEL Enter a K factor industry standard decimal value in the Correction Factor field Values can range from 0 50 4 00 Note Not applicable to a by vol CH measuring mode The detector is shipped with the factory default set to 100 50 LEL CH4 If the LEL By Volume CH4 option is enabled a percentage value can be entered in the 50 LEL CH4 field to display the LEL reading in vol assuming a methane environment Enter the equivalent methane concentration for 5096 LEL as follows North America 2 596 Europe 2 296 This option is only applicable to the LEL sensor Auto Zero on Startup When enabled the sensors automatically zero during the startup tests The Auto Zero on Startup option is available for the CO H5S LEL and O sensors The detector is shipped with the Auto Zero on Startup option enabl
36. ed for all sensors LEL by Volume CH4 If enabled the detector LCD displays the LEL value as vol assuming a methane environment If LEL by Volume CH4 is enabled a percentage value must be entered in the 50 LEL CH4 field Refer to 50 LEL CH4 GasAlertMax XT II Sensor Configuration 10 of reading Over span When enabled the detector automatically over spans the LEL sensor by 1096 of the span concentration to ensure the span meets CSA stan dards After enabling this option in Fleet Manager II a calibration man ual or using the MicroDock II must be completed to fully enable this option 20 8 Base Reading If the 20 8 Base Reading option is enabled the detector assumes 20 8 O as ambient air factory default is 20 9 O The detector is shipped with this option disabled Low Alarm Acknowledge If enabled the audible alarm can be disabled during a low alarm condition The LED and visual alarm indicators remain active until the the alarm condition changes or the detector deactivates Press to acknowledge the low alarm and deactivate the audible alarm Note The Low Alarm Acknowledge option is not applicable to Oo The detector is shipped with the Low Alarm Acknowledge disabled 31 GasAlertMax XT II Technical Reference Guide Alarms Table 7 describes the detector alarms and corresponding screens During an alarm condition the detector activates the backlight audible visual vib
37. efective sensors during the startup self test and continuously thereafter If a sensor fails the self test Err displays above the gas type of the failed sensor If a sensor fails refer to Troubleshooting 37 GasAlertMax XT II Technical Reference Guide Pump Alarm The pump draws air over the sensors continually If the pump stops operating or becomes blocked the detector activates the pump alarm ien ALARM Oo H S ppm CO ppm JN ru Lig LILI vs gm LEL During a pump alarm HIGH and display and flashes Note The pump alarm displays the same as a high alarm except that Y flashes Verify that a pump alarm is occurring before clearing the hose The pump alarm continues until the alarm is acknowledged by pressing 1 Clear the blockage and press to acknowledge If Force Block Test is enabled the detector automatically launches a pump test to verify the pump is operating cor rectly 2 Ifthe pump test is successful the detector returns to nor mal operation If the pump test is unsuccessful refer to Troubleshooting for possible causes and solutions 38 Low Battery Alarm The detector tests the battery 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 ALARM ra L LIV FAT TERY The low battery alarm continues 10 minutes If the battery vol
38. ent Parts and Accessories Warning To avoid personal injury or damage to the detector use only the specified replacement parts To order parts or accessories listed in the following table contact BW Technologies by Honeywell Table 14 Replacement Parts and Accessories GasAlertMax XT II Replacement Parts and Accessories Model No Description Qty SRW Combustible LEL sensor 1 SR X10 C1 Oxygen 02 sensor 1 SR M MC Carbon monoxide CO sensor 1 SR H MC Hydrogen sulfide HS sensor 1 REG DF 1 Demand flow regulator 1 REG 0 5 0 5 l min regulator 1 Quad gas cylinder CH4 2 596 O5 18 096 H5S CG 058 4 25 ppm CO 100 ppm bal N 58 I 1 Quad gas cylinder CH4 2 5 O7 18 0 H2S CG 034 4 25 ppm CO 100 ppm bal Nz 34 I 1 Dual gas cylinder 50 LEL CH4 2 5 Ov CG T34 20 9 bal No 34 1 1 G0042 H25 Single gas cylinder H2S 25 ppm bal N2 58 I 1 Model No Description Qty CG2 M 200 Single gas cylinder CO 200 ppm bal N 4 103 103 I Bump alarm gas aerosol CH4 2 596 O7 10 CG BUMP1 H2S 40 ppm CO 200 ppm 1 Quad calibration kit with regulator quad gas CK Q34 4 cylinder CG Q34 4 hose and Carina ace 1 Quad calibration kit with regulator quad gas CK Q58 4 cylinder CG Q58 4 Hose and amma cas 1 XT SS 1 Sensor filter for GasAlertMax XT II Kit of 2 2 GA PFMAX Particulate filters kit of 5 5 SA PFMAX Particulate filters
39. ents LEL combustible 0 100 LEL 196 LEL increments or 0 5 096 v v methane Sensor type HS CO Os Single plug in electrochemical cell LEL combustibles Plug in catalytic bead O measuring principle Capillary controlled concentration sensor Alarm conditions TWA alarm STEL alarm low alarm high alarm multi gas alarm over limit OL alarm low battery alarm confidence beep automatic deactivation alarm pump alarm Audible alarm 95 dB at 30 cm variable pulsed beeper with full battery charge GasAlertMax XT II Specifications Visual alarm Red light emitting diodes LEDs Display Alphanumeric liquid crystal display LCD Backlight Activates upon startup and when the pushbutton is pressed deactivates after 10 seconds Activates during an alarm condition and remains lit until alarm ceases Self test Initiated during activation self test runs continuously while detector is operational Calibration Automatic zero and automatic span User field options Startup message lockout on self test error safe mode confidence beep latching alarm force calibration cal IR lock force bump location logging force block test set datalog interval set confidence interval language selection Sensor options Sensor enable disable set span concentration values set calibration interval set bump interval set alarm setpoints set STEL interval set TWA period auto zero at startup enable disable 596 over span
40. er 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 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 by Honeywell BW Technologies by Honeywell BW Technologies by Honeywell Corporate Headquarters America Europe 2840 2nd Ave SE 3279 West Pioneer Parkway 5 Canada Close Calgary AB Arlington TX Banbury Oxfordshire Canad
41. er to the applicable regulatory requirements in your area for defining STEL alarm setpoints 2 Enter the setpoint in the STEL Alarm ppm field ALARM fies mo co H S ppm ppm v p 3 After entering the STEL setpoint the STEL interval value 5 15 minutes must be entered Refer to STEL Interval 29 GasAlertMax XT II Technical Reference Guide STEL Interval The STEL Interval option provides protection for workers from over exposure to high concentrations of gas and is based on user defined 5 15 minute intervals When the maximum STEL is reached the detector alarms to notify the worker to leave the area immediately A Caution Follow all safety procedures as defined by your employer ALARM LL Se H S ppm CO ppm JN M E na LI LELS m Enter the interval 5 15 minutes in the STEL Interval minutes field The detector is shipped with the STEL interval set to 15 minutes TWA Period hours The TWA Period hours option defines a time weighted moving aver age of accumulated gases over a period of 4 16 hours to ensure the worker leaves an area when the defined maximum average is accumu lated Example The TWA Period option is set to 6 hours Therefore the moving average accumulates over a 6 hour average If the worker is in the field longer the oldest accumulated values first hour are replaced by the newest values seventh hour This continues for the duration of the work shift until th
42. erse the detector in liquids The pump XT RPUMP K1 is certified for use with the GasAlertMax XT II detector only Donotattempt to disassemble adjust or service the detector unless instructions for that procedure are provided in the technical reference guide and or that part is listed as a replacement part Use only BW Technologies by Honeywell Replacement Parts and Accessories The detector warranty will be voided if customer personnel or third parties damage the detector during repair attempts Non BW Technologies by Honeywell repair service attempts void this warranty Warning The lithium battery MX BAT01 may present a risk of fire or chemical burn hazard if misused Do not disassemble heat above 212 F 100 C or incinerate Do not use any other lithium batteries with the GasAlertMax XT II detector Use of any other cell can cause fire and or explosion To order and replace the MX BAT01 battery refer to Replacement Parts and Accessories GasAlertMax XT II Safety Information Read First A Cautions Warning Lithium polymer cells exposed to heat at 266 F 130 C for 10 minutes can cause fire and or explosion Dispose of used lithium cells immediately Do not disassemble and do not dispose of in fire Do not mix with the solid waste stream Spent batteries must be disposed of by a gualified recycler or hazardous materials handler Keep lithium cells away from children Calibration cylinder
43. fer to Replacement Parts and Accessories Calibrate the detector before first time use and then on a regular schedule depending on use and sensor ex poisons and contaminants Sensors must be calibrated regularly and at least once eVery 180 days 6 month 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 alarm setpoints Manually verify that the audible visual alarms are activated Calibrate if the readings are not within the specified limits 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 BW recommends 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 ete The combustible sensor is factory calibrated to 50 LEL methane If monitoring a different combustible gas in the LEL range calibrate the sensor using the appropriate gas Warning High off scale LEL readings may indicate an explosive concentration Only the combustible gas detection portion of this instrument has been assessed for performance by CSA International For use only in
44. g The Location Logging logs where the detector is being used such as a gas plant well site vehicle etc If enabled the detector prompts for a three digit value 1 999 to be entered during the startup tests ji Lj PA 4 ad F4 Ej To enter a number from 1 999 continue pressing until the desired number displays To scroll rapidly press and hold The location entries are recorded in the datalogs The detector is shipped with the Location Logging option disabled GasAlertMax XT II Device Configuration Force Block Test The force block test verifies the pump is operating correctly by compar ing the pump flow against the blocked flow If the Force Block option is enabled you will be prompted to manually block the pump inlet during the startup tests when the detector is activated and when a pump alarm is acknowledged F4 Ed PS un nila 4 L A Caution The diffusion cover must be attached for the pump to operate If the block pump test is unsuccessful the detector deactivates For more information about the block test that is performed during startup refer to Pump Test on Startup The detector is shipped with the Force Block Test option disabled Datalog Interval The Datalog Interval seconds field defines how often the detector records a datalog sample every 1 120 seconds Enter the desired value 25 GasAlertMax XT II Technical Reference
45. harger interface GasAlertMax XT II IR Link AJ j N USB cable 20 Figure 3 Connecting the IR Link Activate the detector and wait for the startup tests to complete Connect the USB cable to the USB port on the computer Connect the USB cable to the IR Link Insert the IR Link into the IR interface on the back of the detector From the PC open Fleet Manager II Click Administration From the Administration toolbar click Login Logout to access the Enter Password dialog box Enter Admin and click OK 8 10 11 From the Devices toolbar click Configure Device via IR Link to access the GasAlertMax XT Configuration window From the configuration window click Retrieve from Device at the bottom of the window Refer to the following sections in this guide for descrip tions about how to enter data enable disable and define settings When all settings are defined click Save to Device at the bottom of the configuration window to save the con figuration to the detector GasAlertMax XT II Device Configuration Device Configuration The Device Configuration section displays data about the detector allows for a startup message to be entered and is used to enable dis able and define settings for the detector Device Configuration Serial Number Firmware Version Hardware Version Startup Message Top Line GA MAX Startup Message B
46. he detector performs the OFF countdown Continue to hold O as the detector briefly deactivates The detector then reactivates and performs the calibra tion countdown Continue to hold until the countdown is complete LAL IN 3 v m Note IFO is not held for the entire countdown the detector will deac tivate Auto Zero Sensor Note Do not apply calibration gas until Apply Gas displays other wise the auto zero function will fail GasAlertMax XT II Calibration flashes while the detector automatically zeroes the combustible and toxic sensors and calibrates the oxygen sensor When auto zero is complete the detector beeps two times Auto Zero Successful If the sensor s successfully zeroes the detec tor automatically proceeds to the Auto Span function Auto Zero Unsuccessful If a sensor s fails auto zero an error mes sage and which sensor s failed displays ERROR HES v m To determine the cause and solutions for the failed sensor s refer to Troubleshooting 43 GasAlertMax XT II Technical Reference Guide Auto Span When auto zero is complete APPLY GAS and display and I Ws flashes APPLY GAS o v 5 Connect the calibration hose to the regulator on the gas cylinder Figure 6 6 Attach the hose guick connector to the pump guick con nector to apply gas After 50 of the gas is detected on all sensors within 30 seconds continues to flash while
47. he following information is recorded in the Bump Calibration datalogs 50 Date time bump tests and calibrations were performed Serial number of the detector Test performed Test results Detector user Supervisor Detector status Detector configuration updated during bump test calibration Type of detector Location detector was used MicroDock II serial number MicroDock II location Last calibration performed Next calibration due date Last bump test performed Next bump test due date Datalog interval STEL period Pump enabled disabled Audible and visual indicator status Sensor type and sensor status Alarm status Sensor status Inlet s used Definables employee information Downloading Datalogs and Event Logs The datalog and event log files can only be downloaded to a PC using the IR Link or the MicroDock II Base Station Refer to the Fleet Manager II Operator s Manual Software Reguirements Fleet Manager Il and Excel software are required to create spreadsheet reports of the event logs datalogs and bump and calibration results Maintenance To maintain the detector in good operating condition perform the follow ing basic maintenance as required Calibrate bump test and inspect the detector at regular intervals Maintain an operations log of all maintenance bump tests calibrations and alarm events Clean the exterior with a soft damp cloth Do not use solvents soaps or polishes
48. ide Table 12 Replacing a Sensor or Sensor Filter Item Description 1 Front shell 2 LEL sensor 3 PCB 4 PCB screws 2 5 Pump 6 Rear shell 7 Machine screws 6 8 Pump inlet 9 Pump filter particulate 10 Moisture filter 11 CO sensor 12 H2S sensor 13 O sensor 14 Sensor filter 54 GasAlertMax XT II Maintenance Figure 9 Replacing a Sensor or Sensor Filter 55 GasAlertMax XT II Technical Reference Guide 1 Deactivate the detector 2 Remove the pump inlet screw and the pump inlet Refer to Figure 13 Remove the six machine screws from the rear shell 4 Because the pump hose is connected to the rear shell and front shell pump carefully remove the rear shell by lifting upward and tilting to the left The front and rear shells are laying flat side by side Figure 10 Figure 10 Front and Rear Shells Side by Side 56 Remove the two PCB screws Lift the PCB upward and tilt to the left Lay the PCB sensors facing up onto the rear shell For CO H2S and LEL sensors slide outward to remove To remove the O sensorgently insert a screwdriver to the back of the oxygen sensor to push out the sensor Refer to Figure 11 Figure 11 Remove the O Sensor With a Scredriver Note Detectors that are configured for 1 2 or 3 gases may contain a dummy sensor in one of the four sensor locations 8 9 Insert the new sensor s
49. larms 36 Resetting Gas Alarm Setpoints Table 10 lists alarm setpoints as defined by Occupational Safety and Health Association OSHA Standard factory alarm setpoints vary by region Note Table 10 Sample Factory Alarm Setpoints Gas TWA STEL Low High O5 N A N A 19 5 vol 23 596 vol LEL N A N A 10 LEL 20 LEL CO 35 ppm 50 ppm 35 ppm 200 ppm H2S 10 ppm 15 ppm 10 ppm 15 ppm Note To disable an alarm set the alarm setpoint to 0 zero in Fleet Manager II To change the factory defined alarm setpoints refer to the following in User Options Low Alarm High Alarm TWA Alarm STEL Alarm GasAlertMax XT II Computed Gas Exposures Stopping a Gas Alarm The low and high alarms stop when the ambient gas concentrations returns to a concentration below the low alarm setpoint Note If alarms are set to latch press to reset the alarms The detector computes the TWA value based on OSHA standards and the STEL value based on a user defined 5 to 15 minute interval Refer to STEL Interval The TWA and STEL alarms can be stopped either by deactivating and then reactivating the detector or clearing the TWA STEL MAX exposure readings Refer to Viewing and Clearing Gas Exposures A Caution Follow all safety procedures as defined by your employer Confirm with your supervisor before clearing TWA and STEL alarms Sensor Alarm The detector tests for missing or d
50. le and do not dispose of in fire Do not mix with the solid waste stream Spent batteries must be disposed of by a qualified recycler or hazardous materials handler Keep lithium cells away from children 51 GasAlertMax XT II Technical Reference Guide Charging the Battery 52 Figure 8 Connecting the Charger Adapter Table 11 Connecting the Charger Adapter Item Description 1 IR and charger interface 2 GasAlertMax XT II 3 Charger adapter 4 Charger cable Warning The detector must be charged in a safe area that is free of hazardous gas in temperatures of 32 F to 113 F 0 C to 45 C To charge the battery refer to Figure 8 Table 11 and the following procedures 1 Deactivate the detector 2 Plug the charger into a AC outlet A Caution The charging adapter is voltage specific to your region Use of the charging adapter outside your region will damage the charger and the detector 3 Attach the charging adapter Figure 8 to the charger interface 4 Allow the battery to charge for 6 hours The charging indicator flashes low mid and full charge repeatedly on the LCD while the battery is charging B pum pans low mid full 5 When charging is complete the charging indicator stops flashing and displays to indicate a full charge Remove the adapter and activate the detector If the battery indicator does not display refer to Troubleshooting Note
51. naa nennen rennen rnnt nenne nene 35 Gas Alarm Setpoints cni A A be HSA A dde toque ated D ede eee le ee een hante 36 Resetting Gas Alarm Setpolnts 2 sms ere deh Tama arret TN haetaa ta eee sie dae e ERR ne dd man ere dees shane has eee a ate dre 37 Stopping a Gas Alarm sen REUS 37 Sensor AlArMi A A maitaan ata ner ent et eee ne 37 Pump Alari lA eens Lee Pod oui obtu re a ode Aen Amine Pru aaa tL Be An pate ge Make eid 38 Low Dater Alarm ia eet endete dd a teer era ERR REN ne 38 Automatic Deactivation Alarme te TKD tn ANTA A a op a aaa 38 I LECI 39 Bump Test Using the MicroDock II Station sise 39 GasAlertMax XT II Technical Reference Guide Title Page je ucuinn M 40 e O e ee EE LE EDT 40 Diagnostics Protection cid oteta deci Lee ede ev dace ded d Leto vv eoe nete vec ed rene e ee de e dud dnd 41 Connecting the Gas Cylinder to the Detector sise 41 Calibration Proc dure sin nb E dede ee 42 AUTO Zero SONSON ratita 43 AUTO Span piu A tt ea ed ee lei ded TIA 44 Calibration Due Dates mu PLE 45 V rification nein Ee Ee KM Ae ene a ee eee eee a 46 Calibrating Using the IR LINK ico adria 47 Event En I i 49 O 49 Bump and Calibration ReSult csc icon a e a l gendaire 50 Downloading Datalogs and Event Logs sise 50 Software Requireme
52. nd continue pressing until the desired number displays To scroll rapidly press and hold O Note The site ID number that is entered does not reset when the detector is deactivated If required enter a new site ID when the detector is again activated 11 GasAlertMax XT II Technical Reference Guide Pump Test on Startup Note The diffusion cover must be attached to the detector to activate the pump and initiate the pump test Caution The maximum hose length for sampling is 75 ft 22m In cold temperatures the pump may require a short period of time to warm up before operating If this is required the following screen displays WARM LIP IH v The LCD displays a countdown of the time remaining in seconds for the pump to warm up If the Force Block Test option is enabled the detector performs a pump test The following screen displays F4 Ed PS sce ie FA x m 4 L 12 Using your finger block the end of the hose The follow ing screen displays Note If the hose is not blocked and unblocked within 2 5 minutes the detector will assume the pump has failed and deactivates Successful Pump Test If the pump test is successful the following screen displays PLIMP DK Unsuccessful Block Pump Test If the pump is not operating correctly the following screens display before the detector deactivates PLIM TLIRNING FRILLIRE DFF Activate the detector again If the pump
53. nt ecc en ce reed ded a antenne Qe ied ae rene a adea eue dodanie add edu td 50 MaintenanCe ETHER 51 Maximum Hose Length for Sampling sise 51 Battery Maintenance and Cautions uses 51 Charging the Battery rdc dese eeu cade K TATEN Vaa KAN dedu a EET la VK EAN S VOL ede dd sed a Nea 52 Optimum Battery Operation cin ae Re SITA a Win aa aa ede ia Sade SATO DRE ee Xe ue dedans en re ab 53 Replacing the Battery mela NNN EE vakaa Ea elena de e tede th e d eh eee date a edd d hd dd eL d e dd ent 53 Replacing a Sensor or Sensor Filter sise 53 Replacing the Pump Filters iiia Re eee anc eeu e ete eene Loquo uada ce d ten d deat Dada dde pu eda Lo ent 57 Replacing the PUMP reete tite a eade aret ta d ab da Ee TA dal os ada se rye Ee EET ERE R Ata ete 59 Troubleshooting s wiii SE 60 Replacement Parts and Accessories maa rosal 63 Specifi a Mo METER 65 GasAlertMax XT Il Technical Reference Guide Title Page General Datalogger Specifications sise 67 GasAlertMax XT II Technical Reference Guide vi List of Figures Figure Title Page 1 P rts of the GasAlertMax XT Wess catia sans are nte edidere dote eter i Pete re doe nant are 7 2 Display Elements EE 8 3 Connecting the IR Enkel certet e EIER Ue pet een tUe Da o eee enn Ee UN 20 4 Device Configuration Section ni nnen annie a nannaa aan e a a n r a n en naa a aa aii aan naa a annet 21 5 Sensor
54. nterference in a residen tial 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 off and on the user is encouraged to try to correct the interference by one of more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help General Datalogger Specifications Storage 375 hours at 15 second intervals 75 redundancy Memory type Wraparound memory ensures most recent data is always saved Sample rate One reading every 1 120 seconds Data recorded All sensor readings all alarm conditions calibrations event flags battery status sensor status pump status confidence beep activation and detector status along with the time and date for each reading and unit serial number Operation Requires no user intervention automatic Compatible with Desktop PC computer or laptop Operating system Windows XP and Windo
55. oncentration encountered during work shift For oxygen it is the highest or the lowest concentration encountered GasAlertMax XT II Computed Gas Exposures Viewing and Clearing Gas Exposures To view the TWA STEL and maximum MAX readings press O twice rapidly The LCD first displays the current time and date 35 GasAlertMax XT II Technical Reference Guide Next the MAX readings display Gas Alarm Setpoints The alarm setpoints trigger the gas alarms and are described Table 9 Table 9 Gas Alarm Setpoints Alarm Condition Toxics and combustibles Ambient Last the CLEAR ALL readings screen displays gas level above low alarm setpoint Low alarm To clear the TWA STEL and MAX exposure readings press when Oxygen Ambient gas level may be the following screen displays set above or below 20 9 or 20 8 HIGH STE Toxics and combustibles Ambient as level above high alarm setpoint C EAR High alarm 3 9 ma Oxygen Ambient gas level may be ALL set above or below 20 9 or 20 8 v mo TWA alarm Toxic only Accumulated value above the TWA alarm setpoint Warning Follow all safety procedures as defined by your STEL alarm Toxic only Accumulated value above employer the STEL alarm setpoint Deactivating the detector clears all readings Confirm with your supervisor before clearing TWA and STEL Multi gas alarm Two or more gas alarm conditions simultaneously a
56. ottom Line XT Lockout on Self Test Error Safe Mode Confidence Beep Latching Alarms Force Calibration Force Bump Cal IR Lock Location Logging h EJ EJ EJ EJ l Force Block Test Datalog Interval seconds 15 Confidence Interval seconds 10 Language English v Figure 4 Device Configuration Section 21 GasAlertMax XT II Technical Reference Guide Refer to the following options for descriptions and functionality Note The Serial Number Firmware Version and Hardware Version fields require no data entry Settings for these fields are factory defined Serial Number Field This field displays the serial number e g MA110 001000 of the detector Firmware Version This field displays the current firmware version e g 02 000 that displays on the detector LCD during the startup tests If new firmware is uploaded to the detector the Firmware Version field automatically updates Hardware Version This field displays the current version of hardware the detector is operating with Startup Message Top Line Enter a line of text that will display on the detector LCD during startup maximum 25 characters spaces included Enter any type of informa tion such as employee name plant area emergency number s etc Depending upon the length of the message text will either display or scroll across the top line of the LCD 22 Startup Message Bottom Line Enter a line of text th
57. potentially explosive atmospheres where oxygen concentrations do not exceed 20 9 v v 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 Calibrate only in a safe area that is free of hazardous gas GasAlertMax XT II Technical Reference Guide A Cautions Use only BW approved batteries for the GasAlertMax XT II detector Refer to Replacement Parts and Accessories Charge the detector before first time use BW recommends the detector be charged after every workday Charge the GasAlertMax XT Il using the recommended charging adapter only Do not use any other charging adapter Failure to adhere to this precaution can lead to fire and or explosion Read and adhere to all instructions in the charger operator s manual Failure to do so can result in fire electrical shock personal injury and or property damage Extended exposure of the GasAlertMax XT Il 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 or severe continuous mechanical shock Do not imm
58. r intermittently enters alarm without reason Possible Cause Ambient gas levels are near alarm setpoint or the sensor is exposed to a puff of the target gas Solution Detector is operating normally Use caution in suspect areas Check maximum gas exposure reading Alarms are set incorrectly Reset the alarm setpoints Refer to Resetting Gas Alarm Setpoints Sensor s requires calibration Calibrate the sensor s Refer to Calibration Missing or faulty sensor s Replace the sensor s Refer to Resetting Gas Alarm Setpoints Battery has been charging for 6 hours Charging indicator on LCD shows the battery is still charging Battery is trickle charging Battery is fully charged and is ready for operation Battery indicator does not display when charging Battery is depleted below normal levels Charge the battery for 8 hours If the battery indicator does not light after charging contact BW Technologies by Honeywell Pump is not operating Diffusion cap is off or not attached correctly Attach diffusion cap Ensure seal is tight There is a blockage in the tubing Clear the blockage Particulate and or moisture filter requires replacement Replace the filter s Replacing the Pump Fil ters Features and options not operating as expected Changes in Fleet Manager II Verify that the settings in Fleet Manager II are correct 62 Replacem
59. rator alarms and displays the current ambient gas reading If more than one type or level of alarm exists simultaneously a multi gas alarm results To change the factory defined alarm setpoints refer to Low Alarm High Alarm TWA Alarm and STEL Alarm in Device Configuration Table 7 Alarms Vibrator alarm activates Vibrator alarm activates Alarm Screen Alarm Screen Low Alarm TWA Alarm Slow siren Low EY Fast siren WT wa Slow alternating flash Li Li e F i i 1 3H g flasi righ zy ast alternating flash Peel J dnd INS Hi ene Li get gas bar flash y 5 ca and target gas bar flash s E Vibrator alarm activates Vibrator alarm activates High Alarm STEL Alarm Fast siren MS ALARM e Fast siren LALARM s Fast alternating flash i 1 Li F i Li E g flas Pedes a ast alternating flash epe l andia eng mI ELI Li get gas bar flash e ex and target gas bar flash e ex Note If the Low Alarm Acknowledge option is enabled the audible alarm can be disabled during a low alarm condition The LED and visual alarm indica tors remain active until the alarm condition changes or the detector deactivates Press C to acknowledge the low alarm and deactivate the audible alarm If the alarm escalates to a high TWA or STEL alarm the audible alarm reactivates 32 GasAlertMax XT II Alarms Table 7 Alarms Alarm Screen Alarm Screen Multi Gas Alarm Sensor Alarm pd row ALA
60. s that are used with a demand flow regulator must meet the following maximum inlet pressure specifications Disposable cylinders 0 3000 psig 70 bar Refillable cylinders 0 3000 psig 70 bar Table 2 International Symbols Symbol Meaning Approved to both U S and Canadian Standards by CSA International Es European Explosives Protection CE Conforms to European Union Directives ATEX Conforms to European ATEX Directives IECEx International Electrotechnical Commission Scheme for Certification to Standards for Electrical Equipment for Explosive Atmospheres GasAlertMax XT II Technical Reference Guide Getting Started The list below provides the standard items included with the detector If the detector is damaged or parts are missing contact the place of purchase immediately Sensors H2S CO O and combustible LEL Calibration hose with quick connector Charging adapter Operator s manual Quick reference card Technical reference guide on CD ROM Note The IR connectivity kit which includes the IR Link is sold sep arately To order parts refer to Replacement Parts and Accessories The detector is shipped with the sensors pump and rechargeable battery installed To replace sensors the pump or the battery refer to Replacement Parts and Accessories For instructions to replace the sensor s pump or battery refer to the procedures in
61. sen Sors Refer to Resetting Gas Alarm Setpoints for factory defined alarm setpoints won ALARM 3 cu JE Ce EE v gm TWA Alarm The time weighted average TWA is a safety measure used to determine accumulated averages of gases An average is determined using the Occupational Safety and Health Administration OSHA method to ensure the worker leaves an area when the maximum average is accumulated OSHA The OSHA method is defined as a moving average that accumulates over an 8 hour average lf the worker is in the field longer the oldest accumulated values first hour are replaced by the newest values ninth hour This continues for the duration of the work shift until the detector is deactivated 1 Refer to Resetting Gas Alarm Setpoints for factory alarm setpoints 2 Enter the TWA alarm setpoint for the H2S and the CO sensor in the TWA Alarm ppm field TWA is not appli cable to O and LEL Ew 3 Enter a value 4 16 hours in the TWA Period hours field to define the duration of the moving average For more information refer to TWA Period hours GasAlertMax XT II Sensor Configuration STEL Alarm The short term exposure limit STEL is the maximum permissible gas concentration a worker can be safely exposed to for short periods of time 5 15 minutes maximum Note Standard factory alarm setpoints vary by region Refer to Resetting Gas Alarm Setpoints for OSHA factory settings 1 Ref
62. tage drops too low the detector activates the automatic deactivation alarm Automatic Deactivation Alarm If the battery is depleted below the minimum operating voltage a sequence of ten sirens and alternating flashes activates with 1 second of silence in between The sequence repeats seven times The following screens displays and the detector deactivates To charge the detector refer to Charging the Battery Bump Test A bump test is the process of applying a small amount of test gas to force the detector into alarm Perform a bump test to validate that the sensors are responding correctly to gas and that the audible and visual alarms activate during an alarm condition To perform a bump test complete the following 1 Activate the detector A bump test can be performed either during startup when the BUMP DUE NOW screen displays or when in normal operation ALARM Hi IMEI TII IC AIL AF A Arid INLIWN v m Ii JH CO ppm LESS Attach the calibration hose to a 0 5 l min regulator or a demand flow regulator Connect the hose quick connector to the pump quick connector on the pump inlet to apply gas GasAlertMax XT II Bump Test 4 The detector should enter alarm Verify the audible and visual alarms activate and that the LCD readings match the span gas concentrations of the gas cylinder being used 5 Disconnect the calibration hose from the detector The detector briefly remains in alarm
63. the detec tor completes the span approximately 2 minutes Successful Span 7 Wthe sensors have successfully passed the span the audible alarm beeps and continues with calibration Pro ceed to Calibration Due Date 44 Unsuccessful Span If the sensor s fails the span the following screen displays Refer to the following for possible causes and solutions The detector will not span a sensor if gas is not applied to the sensor 50 of the expected gas concentration is not detected within the first 30 seconds or the gas concentration drops below 50 of the expected gas level during the 2 minute span If gas is applied to a sensor and the detector fails to span the sensor perform the following Repeat the calibration using a new gas cylinder Repeat the calibration using a new 0 5 l min regulator or a new demand flow regulator f the sensor fails the span a second time replace the sensor Refer to Replacing a Sensor or Sensor Filter If a sensor s fails any step of the calibration the following screen displays If calibration is unsuccessful for a sensor s the calibration due date cannot be set for the failed sensor s GasAlertMax XT II Calibration Calibration Due Date If a sensor s does not successfully span the calibration due date for that sensor s will not reset 45 GasAlertMax XT II Technical Reference Guide After the span is complete the following calibration du
64. tion Interval days field A different calibration interval can be set for each sensor 1 Enter the value 0 365 days for each sensor 2 Enter 0 to disable the calibration interval option Entering 0 automatically deactivates the Force Calibration user option Note BW recommends that the detector be calibrated at least once every 180 days 6 months The detector is shipped with the factory default set to 180 days Bump Interval Define how often a bump test must be performed for each sensor in the Bump Interval days field A different bump interval can be set for each sensor 1 Enter the value 1 365 days for each sensor 2 Enter 0 to disable the bump interval option Entering 0 automatically deactivates the Force Bump user option The detector is shipped with the Force Interval option disabled Note BW recommends to bump test the sensors before each day s use to confirm their ability and response to gas by exposing the detector to a gas concentration that exceeds the high alarm 28 setpoints Verify that the audible and visual alarms activate Calibrate if the readings are not within the specified limits Low Alarm Enter the low alarm setpoints for each sensor applicable to all sensors Refer to Resetting Gas Alarm Setpoints for factory defined alarm set points Low ALARM O 35 HS ppm O ppm 35 IL x1 LETS v High Alarm Enter the high alarm setpoints for each sensor applicable to all
65. untdown completes Caution The maximum hose length for sampling is 75 ft 22m Startup Tests When the detector is activated it performs several startup tests Confirm the following tests occur 10 Battery Test The detector performs a battery test during startup If the battery has insufficient power to operate the following screens displays before deactivating ALARM LEIA TURNIN OFF BATTERY Recharge the battery for 6 hours and then reactivate the detector Refer to Charging the Battery Audible Visual Test 1 All of the LCD elements display simultaneously as the detector beeps flashes vibrates and activates the backlight SEBESEN H S ppm ON WLELS Firmware Version 2 The current firmware version installed on the detector displays on the LCD Startup Message 3 If enabled and data is entered in Fleet Manager II a startup message 25 characters per line displays or scrolls depending upon length of message on the LCD If the startup message option is not enabled it is bypassed during the startup test Refer to Startup Message Top Line in User Options GasAlertMax XT II Startup Tests Location Logging 4 If the Location Logging option is enabled the detector prompts for a number 1 999 to be entered that identifies the location wells plants or other areas where the detector is being used ji Pa 4 n Ey v m Within 3 seconds press a
66. ws Vista Download via IR device IR Link adapter or MicroDock II Base Station Software required Fleet Manager Il and Microsoft Excel GasAlertMax XT II Specifications 67 GasAlertMax XT II Technical Reference Guide 68 ERP 129541 D6247 1 English BW Technologies 2010 All rights reserved
67. xtreme caution when disabling a sensor The disabled sensor cannot detect and alarm against the applicable gas To disable a sensor complete the following 1 Click Retrieve from Device to populate the fields with the current detector settings 2 Click the tab of the sensor to be disabled 3 Click the checkbox for Sensor Disabled Sensor Configuration H25 N CO O2 LEL Hydrogen Sulfide H2S Updatable Sensor Disabled Note When options are enabled disabled the checkbox displays with a red frame until the new settings are saved to the detector 4 Click the Save to Device button located at the bottom of the window GasAlertMax XT II Sensor Configuration 5 The LCD automatically updates In the following exam ple the CO gas type and sensor readings no longer displays m m eld mn v O Calibration Gas ppm A Warning The gas concentration value entered in Fleet Manager Il must match the gas concentration value on the gas cylinder 1 Select the applicable sensor tab 2 Enter the gas concentration value in the Calibration Gas ppm field for H2S and CO 3 Enter the gas concentration value in the Calibration Gas field for O and LEL Note The gas concentration value for the O sensor must be cali brated with a value other than 20 9 or 20 8 such as 18 27 GasAlertMax XT II Technical Reference Guide Calibration Interval Define how often a sensor must be calibrated in the Calibra

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