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Honeywell BW MaxXT II User Manual Download Page 99

CHAPTER

9

Troubleshooting

If a problem occurs, refer to the solutions provided in this section. If the problem persists, contact
BW Technologies by Honeywell.

Problem

Possible Cause

Solution

The detector does not
activate.

Depleted battery

Charge the battery. Refer to See "Charging
the Battery" on page 88 for more
information..

Damaged or defective
detector

Contact BW Technologies by Honeywell

Detector automatically
deactivates.

Automatic deactivation
due to depleted battery

Charge the battery. Refer to See "Charging
the Battery" on page 88 for more
information..

Lockout on Self-Test
Error

is enabled and a

sensor(s) has failed the
startup self-test

Refer to See "Device Configuration" on
page 28 for more information. and See
"Replacing a Sensor or Sensor Filter" on
page 91 for more information..

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 See "Charging
the Battery" on page 88 for more
information..

Sensor(s) requires
calibration

Calibrate the sensor(s). Refer to See
"Calibration" on page 70 for more
information..

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 See "Replacing
a Sensor or Sensor Filter" on page 91 for
more information..

Detector does not display
normal ambient gas reading
after startup tests.

Sensors not stabilized

Used sensor: Wait 60 seconds
New sensor: Wait 5 minutes

Sensor(s) requires

Calibrate the sensor(s). Refer to See

BW MaxXT II

98

User Manual

Summary of Contents for BW MaxXT II

Page 1: ...BW MaxXT II 1 2 3 and 4 Gas Detector ...

Page 2: ......

Page 3: ...11 Display Elements 12 Activating Deactivating the Detector 14 Startup Tests 15 Installing Safety Suite Device Configurator SSDC 26 Configuration 28 Device Configuration 28 Sensor Configuration 39 Alarms 56 Gas Alarms 59 Sensor Alarm 64 Pump Alarm 65 Low Battery Alarm 66 Automatic Deactivation Alarm 66 Bump Test 68 Bump Test Using the IntelliDoX Station 69 Calibration 70 Guidelines 70 BW MaxXT II ...

Page 4: ...mp and Calibration Results 84 Maintenance 86 Battery Maintenance and Cautions 87 Charging the Battery 88 Replacing the Battery 90 Replacing a Sensor or Sensor Filter 91 Replacing the Pump Filters 94 Replacing the Pump 97 Troubleshooting 98 Replacement Parts and Accessories 102 Specifications 104 General Datalogger Specifications 106 BW MaxXT II 3 User Manual ...

Page 5: ...proved parts on the product or The obligations set forth in this warranty are conditional on a proper storage installation calibration use maintenance and compliance with the product manual instructions and any other applicable recommendations of Honeywell b the buyer promptly notifying Honeywell of any defect and if required promptly making the product available for correction No goods shall be r...

Page 6: ... T2G 4E8 Toll free 1 888 749 8878 sps honeywell com Honeywell Analytics 405 Barclay Boulevard Lincolnshire Illinois 0069 USA 60069 Toll free 1 888 749 8878 sps honeywell com Honeywell Analytics Asia Pacific 7F SangAm IT Tower 434 Worldcup Buk ro Mapo gu Seoul 03922 Republic of Korea Tel 82 0 2 6909 0300 Analytics ap honeywe ll com sps honeywell com Honeywell Analytics Javastrasse 2 8604 Hegnau Swi...

Page 7: ...responsibility to respond properly to the alarm Gases Monitored The following table lists the gases that are monitored by the detector Gas Detected Unit of Measure Hydrogen sulfide H2S parts per million ppm Carbon monoxide parts per million ppm Combustible gases LEL a percent of lower explosive limit LEL b percent by volume methane 0 5 0 v v Oxygen O2 volume CAUTION FOR SAFETY REASONS THIS EQUIPME...

Page 8: ...mediately l Use only sensor s that are specifically designed for the MaxXT II model Refer to Replacement Parts and Accessories l Calibrate the detector before first time use and then on a regular schedule depending on use and sensor exposure to poisons and contaminants Sensors must be calibrated regularly and at least once every 180 days 6 months l Honeywell recommends to bump test the sensors bef...

Page 9: ...tor 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 l Do not test the combustible sensor s response with a butane cigarette lighter doing so will damage the sensor l Do not expose the detector to electrical shock or severe continuous mechanical shock l Do not imme...

Page 10: ...eet the following maximum inlet pressure specifications l Disposable cylinders 0 3000 psig 70 bar l Refillable cylinders 0 3000 psig 70 bar Symbol Meaning Approved to both U S and Canadian Standards by CSA International European Explosives Protection Conforms to European Union Directives Conforms to European ATEX Directives International Electrotechnical Commission Scheme for Certification to Stan...

Page 11: ...attery 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 the following sections l Replacement Parts and Accessories l See Replacing the Pump on page 97 for more information l See Replacing the Battery on page 90 for more information To become oriented with the features ...

Page 12: ...dicators LEDs 2 Pump quick connector 3 Pump filter and moisture filter 4 Button 5 Alligator clip 6 Charging connector and IR interface 7 Diffusion cover locking screw 8 Diffusion cover 9 Audible alarm 10 Liquid crystal display LCD BW MaxXT II 11 User Manual ...

Page 13: ...m condition 2 Automatically zero sensor indicator 3 Numeric values 4 Battery life indicator 5 Pump indicator 6 Heartbeat indicator 7 Gas type identifiers 8 Gas cylinder indicator 9 Automatically span sensor indicator BW MaxXT II 12 User Manual ...

Page 14: ... the detector performs the OFF countdown Continue holding while the LCD briefly deactivates and then reactivates to begin the CAL countdown Release when the CAL countdown is complete l To activate the backlight press and release l To acknowledge the latched and pump alarms press l To acknowledge a low alarm and disable the audible alarm temporarily press The Low Alarm Acknowledge option must be en...

Page 15: ...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 countdown completes CAUTION The maximum hose length for sampling is 75 ft 22m BW MaxXT II 14 User Manual ...

Page 16: ...and Power Test Automatic Zero and O2 Calibration optional Calibration Due Date optional Last Calibration Failed optional Overdue Calibration Cal IR Lock Bump Test Last Bump Test Failed Force Bump optional Confirm these tests occur 1 Battery Test The detector performs a battery test during startup If the battery has insufficient power to operate the following screens displays before deactivating Re...

Page 17: ...r to See Device Configuration on page 28 for more information in User Options 5 Location Logging 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 Within 3 seconds press and continue pressing until the desired number displays To scroll rapidly press and hold Note ...

Page 18: ...e pump may require a short period of time to warm up before operating If this is required the following screen displays 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 Using your finger block the end of the hose The following screen displays BW MaxXT II 17...

Page 19: ... is not operating correctly the following screens display before the detector deactivates Activate the detector again If the pump fails the startup again refer to See Troubleshooting on page 98 for more information If the diffusion cover is not attached the detector beeps and the following screen displays before continuing with the startup tests When the diffusion cover is replaced the detector ac...

Page 20: ...s vary by region Refer to See Resetting Gas Alarm Setpoints on page 62 for more information If the CO and or H2S sensor is enabled the alarm setpoints for the time weighted average TWA and the short term exposure limit STEL display Next the LOW and HIGH alarm setpoints display for all of the enabled sensors BW MaxXT II 19 User Manual ...

Page 21: ...n displays during the test Successful Self Test If the self test is successful the following screen displays 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 BW MaxXT II 20 User Manual ...

Page 22: ...ector is operational 9 Automatic Zero for H2S CO O2 and LEL To initiate auto zero during startup the Auto Zero on Startup option must be enabled sensors are enabled individually 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 S...

Page 23: ...te If the Calibration Interval field is set to 0 in Safety Suite Device Configurator SSDC it disables the calibration due date function and this test is bypassed Refer to See Sensor Configuration on page 39 for more information 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 Press to acknowledge ...

Page 24: ... Lock option is enabled in Safety Suite Device Configurator SSDC the following screen displays If IR LOCK ENABLED is enabled the sensor s must be calibrated using the IR Link or an IntelliDoX docking station For more information refer to See Device Configuration on page 28 for more information in User Options 13 Bump Test Note BW Technologies by Honeywell recommends to bump test the sensors before...

Page 25: ...operation The following screen displays 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 See Bump Test on page 68 for more information If Force Bump is disabled press to acknowledge the warning and continue with the startup tests Note If the bump test interval field is...

Page 26: ...l operation and displays the ambient gas readings 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 See Troubleshooting on ...

Page 27: ...or To install Safety Suite Device Configurator SSDC visit the SPS Website to download the software and get additional information about the product Using Safety Suite Device Configurator SSDC to Configure the Detector Item Description 1 IR and charger interface 2 BW MaxXT II 3 IR Link 4 USB cable BW MaxXT II 26 User Manual ...

Page 28: ... SSDC 6 Login using your username and password Default username administrator default password Default123 The system will perform a startup scan to identify any plugged devices 7 Select the Device from the list by clicking on the serial number 8 Click on Settings to view the current device s settings 9 Refer to the following sections in this guide for descriptions about entering data enable disabl...

Page 29: ...o the following options for descriptions and functionality Note The Serial Number and Firmware Version fields require no data entry Settings for these fields are factory defined Serial Number Field This field displays the serial number e g MA221 002767 of the detector It can be found in the Device List View or in the Details tab once inside the device s settings BW MaxXT II 28 User Manual ...

Page 30: ...ays the current firmware version e g v 13 000 that displays on the detector LCD during the startup tests If new firmware is uploaded to the detector the Firmware Version field automatically updates Force Bump BW MaxXT II 29 User Manual ...

Page 31: ...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 See Bump Test on page 68 for more information The detector is shipped with the Force Bump opti...

Page 32: ...bration 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 Cal IR Lock Note The auto zero function is not affected if the CAL IR Lock option is enabled The detector still performs the au...

Page 33: ...station If the Cal IR Lock option is enabled the following screen displays To calibrate using an IR device refer to one of the following l See Calibrating Using the IR Link on page 80 for more information l IntelliDoX Station User Manual The detector is shipped with the CAL IR Lock option disabled Lockout on Self Test Error failed sensor lock If enabled and a sensor fails during startup the follow...

Page 34: ... Sensor Filter on page 91 for more information The detector is shipped with the Lockout on Self Test Error option disabled Datalog Interval The Datalog Interval seconds field defines how often the detector records a datalog sample every 1 120 seconds You can find this option under the Settings tab to enter the desired value BW MaxXT II 33 User Manual ...

Page 35: ...ctor prompts for a three digit value 1 999 to be entered during the startup tests 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 BW MaxXT II 34 User Manual ...

Page 36: ...afe Mode If an alarm condition occurs the LCD displays the real time readings for each sensor If enabled SAFE displays continuously on the LCD unless an alarm condition occurs BW MaxXT II 35 User Manual ...

Page 37: ...fine how often the detector beeps every 1 120 seconds enter the value in the Confidence Interval field The detector is shipped with the Confidence Beep option disabled Confidence Interval The Confidence Interval seconds field defines how often the confidence beep occurs detector beeps Enter the desired value every 1 120 seconds The Confidence Beep option must be enabled BW MaxXT II 36 User Manual ...

Page 38: ...gth of the message text will either display or scroll across the top line of the LCD Startup Message Bottom Line Enter a line of text that will display on the detector LCD during startup maximum 25 characters spaces included Enter any type of information 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 bo...

Page 39: ... English l Français l Deutsch l Español l Português From the drop down menu select the required language When the settings are saved to the detector the LCD displays all screens in the selected language The detector is shipped with English displaying as the default language BW MaxXT II 38 User Manual ...

Page 40: ...ensor A separate sensor section is provided for each sensor Note Depending upon the sensor the options may vary Disable Sensor WARNING Use extreme caution when disabling a sensor The disabled sensor cannot detect and alarm against the applicable gas BW MaxXT II 39 User Manual ...

Page 41: ...ensors tab and click on the edit button from the sensor you wish to disable 2 Check the box Disable Sensor 3 Click Save 4 The LCD automatically updates In the following example the CO gas type and sensor readings no longer display BW MaxXT II 40 User Manual ...

Page 42: ...etector is shipped with the Auto Zero on Startup option enabled for all sensors Low Alarm Acknowledge Note The Low Alarm Acknowledge option is not applicable to O2 If enabled the audible alarm can be disabled during a low alarm condition The LED and visual alarm indicators remain active until the alarm condition changes or the detector deactivates BW MaxXT II 41 User Manual ...

Page 43: ...ector is shipped with the Low Alarm Acknowledge disabled Low Alarm Enter the low alarm setpoints for each sensor applicable to all sensors Refer to See Resetting Gas Alarm Setpoints on page 62 for more information for factory defined alarm setpoints BW MaxXT II 42 User Manual ...

Page 44: ...fined alarm setpoints STEL Alarm Note Standard factory alarm setpoints vary by region Refer to See Resetting Gas Alarm Setpoints on page 62 for more information for OSHA factory settings 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 BW MaxXT II 43 User Manual ...

Page 45: ...od 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 If 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 See Resetti...

Page 46: ...r SSDC must match the gas concentration value on the gas cylinder Note The gas concentration value for the O2 sensor must be calibrated with a value other than 20 9 or 20 8 such as 18 To input a calibration gas follow the next steps 1 Select the applicable sensor and click on the edit icon 2 Enter the gas concentration value in the Calibration Gas ppm field for H2S and CO BW MaxXT II 45 User Manua...

Page 47: ...ts Verify that the audible and visual alarms activate Calibrate if the readings are not within the specified limits 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 Forc...

Page 48: ...rent calibration interval can be set for each sensor The detector is shipped with the factory default set to 180 days 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 BW MaxXT II 47 User Manual ...

Page 49: ...posure 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 Enter the interval 5 15 minutes in the STEL Interval minutes field The detector is shipped with the STEL interval set to 15 minutes BW MaxXT II 48 User Manual ...

Page 50: ...d maximum average is accumulated 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 the detector is deactivated Enter a value ranging from 4 16 hours The detec...

Page 51: ...ensors tab and click de edit icon next to the Oxygen section If the 20 8 Base Reading option is enabled the detector assumes 20 8 O2 as ambient air factory default is 20 9 O2 The detector is shipped with this option disabled BW MaxXT II 50 User Manual ...

Page 52: ...ns the LEL sensor by 5 of the span concentration to ensure the span meets CSA standards After enabling this option in Safety Suite Device Configurator SSDC a calibration manual or using the IntelliDoX must be completed to fully enable this option BW MaxXT II 51 User Manual ...

Page 53: ...me 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 BW MaxXT II 52 User Manual ...

Page 54: ...ption is used to enter compensation factors for hydrocarbons other than methane The correction factor is only applicable to LEL and can only be applied if the LEL sensor has been calibrated with methane The detector is shipped with the factory default set to 100 Enter a K factor industry standard decimal value in the Correction Factor field Values can range from 0 50 4 00 BW MaxXT II 53 User Manua...

Page 55: ...an 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 50 LEL as follows l North America 2 5 l Europe 2 2 This option is only applicable to the LEL sensor BW MaxXT II 54 User Manual ...

Page 56: ......

Page 57: ...arget gas bar flash l Vibrator alarm activates TWA Alarm l Fast siren l Fast alternating flash l and target gas bar flash l Vibrator alarm activates High Alarm l Fast siren l Fast alternating flash l and target gas bar flash l Vibrator alarm activates STEL Alarm l Fast siren l Fast alternating flash l and target gas bar flash l Vibrator alarm activates Note If the Low Alarm Acknowledge option is e...

Page 58: ...flash l Vibrator alarm activates Low Battery Alarm l Sequence of 10 rapid sirens and alternating flashes with 7 seconds of silence in between continues for 10 minutes l and flashes l LOW BATTERY displays and the vibrator alarm activates l After 10 minutes a sequence of 10 rapid sirens and alternating flashes with 1 second of silence in between reactivates seven times l TURNING OFF displays before ...

Page 59: ...es briefly l Countdown initiates Heartbeat l flashes once every second Pump Alarm l Two beeps and flashes l and flashes l HIGH displays l Vibrator alarm activates 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 se...

Page 60: ... the STEL alarm setpoint Multi gas alarm Two or more gas alarm conditions simultaneously 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 Gas Exposure Description TWA H2S and CO only Time weighted average TWA based on accumulated exposure to toxic gases averaged ove...

Page 61: ... detector clears all readings Confirm with your supervisor before clearing TWA and STEL alarms To view the TWA STEL and maximum MAX readings press twice rapidly The LCD first displays the current time and date 1 The TWA gas exposures are displayed 2 Then the STEL gas exposures are displayed BW MaxXT II 60 User Manual ...

Page 62: ...xt the MAX readings are displayed 4 Finally the CLEAR ALL readings screen is displayed To clear the TWA STEL and MAX exposure readings press when the following screen is displayed BW MaxXT II 61 User Manual ...

Page 63: ...rm Setpoints Gas TWA STEL Low High O2 N A N A 19 5 vol 23 5 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 Safety Suite Device Configurator SSDC To change the factory defined alarm setpoints refer to See Sensor Configuration on page 39 for more information BW MaxXT II 62 User Manual ...

Page 64: ...efined 5 to 15 minute interval Refer to STEL Interval in See Sensor Configuration on page 39 for more information The TWA and STEL alarms can be stopped either by l deactivating and then reactivating the detector or l clearing the TWA STEL MAX exposure readings Refer to See Viewing and Clearing Gas Exposures on page 60 for more information CAUTION Follow all safety procedures as defined by your em...

Page 65: ...e 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 See Troubleshooting on page 98 for more information BW MaxXT II 64 User Manual ...

Page 66: ...ccurring 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 correctly 2 If the pump test is successful the detector returns to normal operation If the pump test is unsuccessful refer to See Troublesho...

Page 67: ...battery voltage 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 Se...

Page 68: ......

Page 69: ...ion hose C2 HOSE1 1 to a 0 5 l m Manual regulator Part Number REG 0 5 or a 1 l m Demand flow regulator Part Number REG DF 1 3 Connect the hose quick connector to the pump quick connector on the pump inlet to apply gas 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 Disconnec...

Page 70: ...Bump Test Using the IntelliDoX Station To perform an automated bump test refer to the IntelliDoX User Manual BW MaxXT II 69 User Manual ...

Page 71: ...e the detector at least once every 180 days depending upon use and sensor exposure to poisons and contaminants l Calibrate the detector if the ambient gas varies during startup l Calibrate only in a safe area that is free of hazardous gas l Do not calibrate the detector during or immediately after charging is complete l The H2S PN SR H MC CO PN SR M MC LEL PN unfiltered SR W MP75 filtered SR W MP7...

Page 72: ...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 In auto span an error message displays i...

Page 73: ...s 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 See Calibration Procedure on page 74 for more information section 5 When calibration is complete disconnect the hose from the detector and the ...

Page 74: ...Connecting the Gas Cylinder to the Detector BW MaxXT II 73 User Manual ...

Page 75: ...owing screen displays To calibrate the sensor s complete the following 1 Activate the detector 2 Ensure the sensor s to be calibrated is enabled in Safety Suite Device Configurator SSDC 3 Verify the calibration gas being used matches the span concentration value s that are set for the detector 4 Press and hold while the detector performs the OFF countdown Continue to hold as the detector briefly d...

Page 76: ...lly 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 detector automatically proceeds to the See Auto Span on the facing page for more information function Auto Zero Unsuccessful If a sensor s fails auto zero an error message and which sensor s failed display...

Page 77: ...ash while the detector completes the span approximately 2 minutes Successful Span If the sensors have successfully passed the span the audible alarm beeps and continues with calibration Proceed toSee Calibration Due Date on page 78 for more information Unsuccessful Span If the sensor s fails the span the following screen displays Refer to the following for possible causes and solutions The detecto...

Page 78: ... the calibration using a new 0 5 l min regulator or a new demand flow regulator l If the sensor fails the span a second time replace the sensor Refer to See Replacing a Sensor or Sensor Filter on page 91 for more information If a sensor s fails any step of the calibration the following screen displays Note If calibration is unsuccessful for a sensor s the calibration due date cannot be set for the...

Page 79: ...efore returning to normal operation 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 If a sensor fails to span successfully and it is past the calibration due date the following screens display BW MaxXT II 78 User Manua...

Page 80: ...turns 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 verification gas for the same amount of time as was applied to the sensor when it was calibrated Example H2S s...

Page 81: ...rate using the IR Link complete the following 1 Turn on the device 2 From the PC open Safety Suite Device Configurator SSDC 3 Login entering the username administrator and the password Default123 and click LOG IN The system will perform an automatic Startup Scan 4 From the Device List View tab select the Detector by clicking on the checkbox next to the device 5 From the top options select Start Bu...

Page 82: ...linder 8 Click inside the checkbox for each sensor that will be calibrated and then click Start Test 9 Refer to See Auto Span on page 76 for more information to complete calibration Note To calibrate using the IntelliDoX refer to the IntelliDoX User Manual and the Safety Suite Device Configurator SSDC Operator s Manual BW MaxXT II 81 User Manual ...

Page 83: ...orded from an event is as follows l Serial number of the detector l Start time of alarm l Type level and duration of alarm l Status of sensor l Peak exposure level ppm or l Status of the detector l Detector user l Supervisor l Location l Definables employee information BW MaxXT II 82 User Manual ...

Page 84: ...ion is stored When the memory is full the detector replaces the oldest datalogs with the most recent datalogs The following information is recorded in a datalog l Serial number of the detector l Date and time l Type of datalog l Detector status l Detector user l Type of gases the detector monitors l Gas readings l STEL and TWA readings H2S and CO only l Alarm setpoints l Options enabled disabled l...

Page 85: ...ser l Supervisor l Detector status l Detector configuration updated during bump test calibration l Type of detector l Location detector was used l IntelliDoX serial number l IntelliDoX location l Last calibration performed l Next calibration due date l Last bump test performed l Next bump test due date l Datalog interval l STEL period l Pump enabled disabled l Audible and visual indicator status l...

Page 86: ...elliDoX Station Refer to the Safety Suite Device Configurator SSDC Operator s Manual Software Requirements Safety Suite Device Configurator SSDC and Excel software are required to create spreadsheet reports of the event logs datalogs and bump and calibration results BW MaxXT II 85 User Manual ...

Page 87: ...ect the detector at regular intervals l Maintain an operations log of all maintenance bump tests calibrations and alarm events l Clean the exterior with a soft damp cloth Do not use solvents soaps or polishes l Do not immerse the detector in liquids Maximum Hose Length for Sampling The maximum hose length for sampling is 75 ft 22m BW MaxXT II 86 User Manual ...

Page 88: ...isk of fire or chemical burn hazard if misused Do not disassemble heat above 212 100 C or incinerate l Warning Lithium polymer cells exposed to heat at 266 F 130 C for 10 minutes can cause fire and or explosion l 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...

Page 89: ...face 2 BW MaxXT 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 CAUTION To charge the battery refer to the previous table and the following procedures BW MaxXT II 88 User Manual ...

Page 90: ...battery indicator does not display refer to See Troubleshooting on page 98 for more information Note To preserve the life of the battery deactivate the detector when not in use Note The detector may be warm immediately after charging This is normal Optimum Battery Operation To ensure maximum use of the battery perform the following l To obtain full operating capacity allow the battery to fully cha...

Page 91: ...place the lithium battery refer to See Replacement Parts and Accessories on page 102 for more information to order the XT BAT K1 kit that includes the Replacing the BW MaxXT II Battery Operator s Manual BW MaxXT II 90 User Manual ...

Page 92: ...sor 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 l 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 Replacing a Sensor or Sensor Filter Item Description 1 Front shell 2 LEL sensor 3 PCB 4 PCB screws ...

Page 93: ...mmy sensor in one of the four sensor locations 1 Deactivate the detector 2 Remove the pump inlet screw and the pump inlet Refer to See Replacing the Pump Filters on page 94 for more information 3 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 ...

Page 94: ...ure the white side is facing the sensors and the black side is facing the front shell 10 Replace the particulate and or moisture filter if required Refer to See Replacing the Pump Filters on the facing page for more information 11 Re assemble the detector and replace the PCB screws 12 Replace the machine screws using 3 4 in lbs torque Tighten the screws using a crisscross pattern to ensure a prope...

Page 95: ...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 to the following info...

Page 96: ...upwards to remove Ensure the 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 3 Depending upon the circumstance replace either just the particulate filter or both Refer to Particulate Filters and Moisture Filters in this section 4 Reattach the pump inlet and replace the screw Tighten the screw usi...

Page 97: ... screens display 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 See Troubleshooting on page 98 for more information BW MaxXT II 96 User Manual ...

Page 98: ...Replacing the Pump To obtain a new pump XT RPUMP K1 and the Pump Replacement Operator s Manual refer to See Replacement Parts and Accessories on page 102 for more information BW MaxXT II 97 User Manual ...

Page 99: ...ter on page 91 for more information 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 See Charging the Battery on page 88 for more information Sensor s requires calibration Calibrate the sensor s Refer to See Calibration on page 70 for more information Hazardous environm...

Page 100: ...ts Refer to See Resetting Gas Alarm Setpoints on page 62 for more information Alarm setpoint s set to zero Reset the alarm setpoints Refer to See Resetting Gas Alarm Setpoints on page 62 for more information Detector is in calibration mode Complete the calibration procedure Detector intermittently enters alarm without reason Ambient gas levels are near alarm setpoint or the sensor is exposed to a ...

Page 101: ...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 See Replacing the Pump Filters on page 94 for more information Features and options not operating as expected Changes in Safety Suite Device Configurator SSDC Verify that the settings in Safety Suite Devic...

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Page 103: ...n regulator 1 CG Q58 4 Quad gas cylinder CH4 2 5 O2 18 0 H2S 25 ppm CO 100 ppm bal N2 58 l 1 CG Q34 4 Quad gas cylinder CH4 2 5 O2 18 0 H2S 25 ppm CO 100 ppm bal N2 34 l 1 CG T34 Dual gas cylinder 50 LEL CH4 2 5 O2 20 9 bal N2 34 l 1 G0042 H25 Single gas cylinder H2S 25 ppm bal N2 58 l 1 CG2 M 200 103 Single gas cylinder CO 200 ppm bal N2 103 l 1 CG BUMP1 Bump alarm gas aerosol CH4 2 5 O2 10 H2S 4...

Page 104: ... 1 DX MAXXT BW MaxXT II docking module for use w IntelliDoX and charging cable 1 GA USB1 IR IR connectivity kit includes USB cable 1 XT SCREWK1 Replacement screw kit 40 screws and screwdriver 1 XT BAT K1 Battery replacement kit 1 XT RPUMPK1 Pump replacement kit 1 GA HXT BW MaxXT II carrying holster 1 GA BXT BW MaxXT II rubber boot 1 XT AG 1 Alligator clip stainless steel 1 Add suffix UK for United...

Page 105: ...ditions 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 Visual alarm Red light emitting diodes LEDs Display Alphanumeric liquid crystal display LCD Backlight Activates upon startup and when the button is pressed deactiv...

Page 106: ...AlertMaxXT II product Lithium ion polymer MA BAT01 as per standards EN 60079 UL913 CSA C22 2 No 157 Rechargeable battery MX BAT01 Temperature Code Lithium Polymer 20 C Ta 50 C T4 Battery charger Honeywell BW MaxXT 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 a...

Page 107: ... circuit different from that to which the receiver is connected l Consult the dealer or an experienced radio TV technician for help This symbol indicates that the product must not be disposed of as general industrial or domestic waste This product should be disposed of through suitable WEEE disposal facilities For more information about disposal of this product contact your local authority distrib...

Page 108: ...P N 129541 L3 EN Rev E 2021 October BW MaxXT II 107 User Manual ...

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