Quick Reference Guide
Contents
1. GasAlert E XTREME Single Gas Detector Wear yellow Work safe 50105442 061 EN J1 IB English n BW Technologies 2015 All rights reserved Quick Reference Guide Tech nologies 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 a proper storage installation calibration use2. 1 http www honeywellanalytics com media honey well analytics products gasalert extreme documents certifications koreanexcertificate_bw_gaex treme_12kb4b00199x 2 pdf la en 19 GasAlert Extreme Quick Reference Guide 20 GasAlert Extreme Specifications 21 GasAlert Extreme Quick Reference Guide 22
3. alarm sensor alarm low battery alarm confidence beep and automatic shutdown alarm Audible alarm 95 dB at 1 ft 0 3 m typical Visual alarm Red light emitting diode LED Display Alpha numeric liquid crystal display LCD Backlight Automatically activates for 3 seconds whenever there is insufficient light to view the LCD and during alarm con ditions unless the backlight is disabled in user options Any pushbutton reactivates the backlight for 6 seconds Self test Initiated at activation 18 User field options automatic backlight passcode protection latching alarm calibration due lock language selection enable disable automatic oxygen calibration datalog interval data transfer option confidence beep calibration interval stealth mode set alarm setpoints calibration span concentration Year of manufacture The detector s year of manufacture is determined from the serial number The second and third num ber after the first letter determines the year of manufacture E g J410 H001000 2010 year of manufacture Battery test Every 0 5 second Battery 3 V lithium Panasonic CR 2PE BN Event logs A maximum of 10 events are stored When 10 events have been recorded the next event overwrites the old est event log Warranty 2 years including sensors 1 year Clo NH3 O3 ETO and ClO sensor Intrinsic Safety Classified by UL to both U S and Canadian Standards as intrin sically safe for Class I Divis
4. d oxyg ne Ne pas essayer de d monter ajuster ou entretenir le d tecteur moins que des instructions soient sp cifi es dans le manuel d utilisation et ou que la pi ce en question soit r pertori e comme pi ce de rechange Utiliser des pi ces de rechange BW Technologies by Honeywell uniquement Se reporter la rubrique Pi ces de rechange et accessoires e La garantie du d tecteur sera annul e si le personnel du client ou des tiers endommagent le d tecteur lors d une tentative de r paration Les tentatives de r paration entretien non effectu es par BW Technologies by Honeywell annulent la pr sente garantie Les produits peuvent contenir des mat riaux qui sont r glement s pour le transport en vertu des r glements nationaux et internationaux de marchandises dangereuses Retourner le produit conform ment la r glementation sur les marchandises dangereuses GasAlert Extreme Parts of the GasAlert Extreme Parts of the GasAlert Extreme Item Description 1 Visual alarms bars LEDs 2 Liquid crystal display LCD 3 Pushbuttons 4 Audible alarm 5 Sensor and sensor grill 6 Infrared IR communication port 7 Alligator clip GasAlert Extreme Quick Reference Guide Display Elements a AE 2 Taat STEL HIGH MAXTWA io ARMEO Aa uF men LARN re y AN Note Press and hold until the backlight act
5. a crisscross pattern to ensure a proper environmental seal Do not overtighten Replacing the Sensor To replace a sensor complete the following Refer to Internal Parts of the GasAlert Extreme and Internal Seals of the GasAlert Extreme 1 Deactivate the detector 2 Remove the four machine screws on the rear shell and remove the rear shell Remove the two machine screws from the PCB 4 Remove the PCB Place the PCB on a clean non conductive surface 5 Replace the sensor Note 14 Allow the new sensor 5 minutes to stabilize before use For anew ETO or NO sensor allow the new sensor 2 hours to stabilize before use 6 Re assemble the detector When assembling the detector perform the following Clean the seal on the front and rear shells with a soft damp clean cloth Do not use solvents soaps or polishes Refer to Internal Seals of the GasAlert Extreme Ensure the front and rear shells are properly aligned to ensure a proper environmental seal Torque the screws to 3 4 in lbs in a crisscross pattern to ensure a proper environmental seal Do not overtighten Cleaning a Sensor Screen Clean or replace the sensor screen as required If replacement sensor screens are required refer to Replacement Parts and Accessories in the GasAlert Extreme User Manual To clean a removed sensor screen complete the following Refer to Internal Parts of the GasAlert Extreme and Internal Seals of the GasAler
6. avant d utiliser le d tecteur Mises en garde Avertissement Le remplacement d un composant de l appareil peut compromettre la s curit intrins que du d tecteur Avertissement Pour viter l inflammation d atmosph res inflammables ou combustibles couper l alimentation lectrique avant tout entretien Avertissement Utiliser uniquement des piles Panasonic CR 2PE BN Se reporter la section Replacing the Battery or Sensor Avertissement Pour r duire le risque d ignition dans les atmosph res inflammables les piles doivent tre chang es in a dans une zone s re exempte de gaz dangereux e Veillez effectuer l talonnage dans une zone s re exempte de gaz dangereux dans une atmosph re contenant 20 9 d oxyg ne Utiliser uniquement les capteurs sp cialement con us pour le mod le GasAlert Extreme Ne pas d sactiver le d tecteur au cours d une p riode de travail La d sactivation du d tecteur permet de remettre z ro la moyenne pond r e dans le temps TWA la limite d exposition court terme STEL et les valeurs d exposition maximale au gaz Si le d tecteur est endommag e ou que des pi ces sont manquantes contacter imm diatement BW Technologies by Honeywell Ne pas utiliser le d tecteur s il est endommag Avant d utiliser le d tecteur inspecter le bo tier S assurer qu aucune pi ce ne manque et v rifier l absence de fissures Si le d tecteur
7. maintenance and compliance with the product manual instructions and any other applicable recommendations of BW b the buyer promptly notifying BW of any defect and if required promptly making the product available for correction No goods shall be returned to BW until receipt by the buyer of shipping instructions from BW and c the right of BW to require that the buyer provide proof of purchase such as the original invoice bill of sale or packing slip to establish that the product is within the warranty period THE BUYER AGREES THAT THIS WARRANTY IS THE BUYER S SOLE AND EXCLUSIVE REMEDY AND IS IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE BW SHALL NOT BE LIABLE FOR ANY SPECIAL INDIRECT INCIDENTAL OR 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 Contacting BW Technologies by Honeywell USA 1 888 749 8878 Canada 1 800 663 4164 Europe 44 0 1295 700300 Other countries 1 403 248 9226 Email us at info gasmo
8. 15 to 90 relative humidity non condensing Cl 10 to 95 relative humidity non condensing CIO 15 to 95 relative humidity non condensing O3 0 to 99 relative humidity non condensing Alarm setpoints All setpoints automatically display during the start up self test Detector ranges GasAlert Extreme O3 0 30 0 vol 0 1 vol increments GasAlert Extreme CO 0 1000 ppm 1 ppm increments GasAlert Extreme CO low H2 0 1000 ppm 1 ppm incre ments GasAlert Extreme H2S 0 100 ppm 1 ppm increments GasAlert Extreme HS high range 0 500 ppm 1 ppm increments GasAlert Extreme PH3 0 5 0 ppm 0 1 ppm increments 17 GasAlert Extreme Quick Reference Guide GasAlert Extreme SO 0 150 0 ppm 0 1 ppm increments GasAlert Extreme Cl 0 50 0 ppm 0 1 ppm increments GasAlert Extreme NH3 0 100 ppm 1 ppm increments GasAlert Extreme NH high range 0 400 ppm 1 ppm increments GasAlert Extreme NO 0 100 0 ppm 0 1 ppm increments GasAlert Extreme HCN 0 30 0 ppm 0 1 ppm increments GasAlert Extreme ETO 0 100 0 ppm 0 1 ppm increments GasAlert Extreme ClO 0 1 00 ppm 0 01 ppm increments GasAlert Extreme O3 0 1 00 ppm 0 01 ppm increments GasAlert Extreme NO 0 250 ppm 1 ppm increments Sensor type Plug in electrochemical cells Calibration Auto zero set span and span sensor Oxygen sensor Automatic span upon activation enable dis able Alarm conditions TWA alarm STEL alarm low alarm high
9. Slow beep Slow flash ALARM flashes Slow vibrations Screen cow JAN MAYA Alarm TWA Alarm Slow beep Slow flash ALARM flashes Slow vibrations Screen High Alarm Fast beep Fast flash ALARM flashes Fast vibrations ia ALARM IT ITIPPM o LI STEL Alarm Fast beep Fast flash ALARM flashes Fast vibrations Sensor Alarm Slow beep Slow flash ALARM flashes Slow vibrations ALARM Low Battery Alarm Confidence beep disabled One beep and flash every 5 seconds and one quick vibration every minute Confidence beep enabled Confi dence beep deactivates No beeps flashes or vibrations LOW displays 10 GasAlert Extreme Alarms Alarm Screen Alarm Screen Automatic Shutdown Alarm Low battery Eight beeps flashes and vibrations Automatic Shutdown Alarm Calibration past Eight beeps flashes and vibrations Litt LOW M displays After Automatic Shutdown Confidence Beep Low battery One beep every 5 seconds No beep One quick vibration per minute No flash or vibrations Note o id displays for a short time If the detector enters low battery alarm the confidence beep deactivates Note The TWA and STEL alarms deactivate by clearing the TWA and STEL peak exposure Refer to the GasAlert Extreme User Manual to clear TWA and STEL peak exposures Hig
10. a t d mont s assurer que les coques avant et arri re sont correctement align es et serr es avant d activer le d tecteur Se reporter la section Maintenance Avant chaque utilisation quotidienne BW recommande d effectuer un test fonctionnel du capteur afin de v rifier qu il r agisse bien aux gaz pr sents en exposant le d tecteur une concentration de gaz sup rieure aux seuils d alarme V rifier manuellement que les alarmes sonore et visuelle sont activ es Pour les d tecteurs quip s de la fonction d talonnage talonner le capteur si la valeur ne respecte pas les limites sp cifi es talonner le d tecteur avant sa premi re utilisation puis une fois tous les 180 jours Pour les d tecteurs HCN effectuer un talonnage tous les 90 jours GasAlert Extreme Quick Reference Guide V rifier que le filtre du capteur n est pas bouche appropriees Contactez transporteur pour plus e Ne pas couvrir la grille du capteur avec vos mains d instructions Ne pas placer le d tecteur pr s de la bouche ou des paules Pour viter des dommages possibles sur le d tecteur respecter les consignes suivantes Ne pas soumettre le d tecteur des chocs lectriques ni d importants chocs m caniques continus Le d tecteur d oxyg ne GasAlert Extreme est class par l organisme Underwriters Laboratories Inc apte une utilisation jusque dans une atmosph re de 21
11. aint fumes or organic solvents Note When the battery is removed from the detector the clock reverts back to the default value Refer to Clock Option in the GasAlert Extreme User Manual To preserve the life of the battery deactivate the detector when not in use For additional information regarding problems caused by a sen sor requiring calibration or replacement refer to Troubleshoot ing in the GasAlert Extreme User Manual Replacing the Battery To replace a battery complete the following Refer to Internal Parts of the GasAlert Extreme and Internal Seals of the GasAlert Extreme Replace the battery in a safe area free of hazardous gas 1 Deactivate the detector 2 Remove the four machine screws on the rear shell and remove the rear shell 3 Remove the battery ook Warning This instrument contains a lithium battery Do not mix with the solid waste stream Spent batteries should be disposed of by a qualified recycler or hazardous materials handler 13 GasAlert Extreme Quick Reference Guide 4 Insert the new battery 5 Re assemble the detector When assembling the detector be aware of the following Clean the seal on the front and rear shells with a soft damp clean cloth Do not use solvents soaps or polishes Refer to Internal Seals of the GasAlert Extreme Ensure the front and rear shells are properly aligned to ensure a proper environmental seal Torque the screws to 3 4 in lbs in
12. ayed value or to scroll up press To view the TWA STEL and maximum gas exposures press 4 and O simultaneously O To save a displayed value press To clear TWA STEL and maximum gas exposures press and hold for 6 seconds To acknowledge a latched alarm press Activating the Detector To activate the detector press Once the detector passes the self test the detector enters normal operation tized deactivations occur This option can only be enabled at the factory and must be specified at time of order and canno be disabled by the customer Refer to the GasAlert Extreme User Manual Deactivating the Detector To deactivate the detector press and hold for 5 seconds A deactivation passcode can be enabled to ensure only autho GasAlert Extreme Quick Reference Guide Calibration Procedure 1 In a safe area free of hazardous gas and in an atmosphere of 20 9 oxygen press J and simultaneously and hold for 5 seconds The detector beeps and vibrates four times After CAL displays on the LCD the detector then beeps once more Screen Procedure 5 When the LCD flashes 1 attach the calibration cap and apply gas at a flow rate of 500 to 1000 ml min The detector beeps three times at the end of the span stage Remove the calibration cap and close the valve on the gas cylinder Screen 2 The LCD flashes AUTO ZERO while the detector zeroes the sensor The de
13. h alarm and STEL alarm have the same priority A high alarm and or STEL alarm overrides a low alarm and or TWA alarm To check STEL and TWA alarms specifically press and hold CQ and 4 simultaneously The vibrator alarm is disabled at 20 C The high and low alarms deactivate when the gas concentration is lower than the low alarm setpoint If the alarms are set to latch alarms persist until the gas concentration is below the low alarm setpoint and the alarms have been acknowledged by pressing 11 GasAlert Extreme Quick Reference Guide User Options Menu Note When selecting a user option Set flashes and the LCD displays the opposite of what is currently enabled To access the user options menu press and hold and 4 simultaneously until the LCD displays OPTN To scroll through the options press 7 or 4 Press to select the option The following are the available user options EXIT Exits the user options menu CLCK Clock Define the date and time of the detector PASS Passcode Enable or disable passcode protec tion Prevent unauthorized access to the user options menu calibration and defining alarm setpoints STLH Stealth Enable or disable stealth mode This option disables the audible alarms LEDs and backlight The vibrator alarm is disabled at 20 C BKLT Backlight Enable or disable the automatic backlight When enabled the backlight automatically activates for 3 seco
14. ion 1 Group A B C D and Class ll Group E F G European Explosives Protection CE 0539 II 1G Ex ia IIC T4 DEMKO 04 ATEX 0336363X IECEx Ex ia IIC T4 Ga IECEx UL 08 0001X ABS Type Approved VA 348 169 X KTL 12 KB4BO 0199X EAC Ex Certificate RU C GB B605 B 01115 GasAlert Extreme Specifications Inmetro EX ia IIC T4 Ga DNV 12 0137 X This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules and ICES 003 Canadian EMI requirements These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a partic ular installation If this equipment does cause harmful interfer ence 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 or 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
15. ivates any button to activate the backlight for 6 seconds When the backlight option is enabled the backlight automatically activates for 3 seconds whenever there is insufficient light to view the LCD The detector is shipped with the backlight option enabled The backlight does not activate when stealth mode is enabled Item Description 1 Numeric value 2 Gas cylinder 3 Automatic span sensor 4 Passcode lock 5 Set alarm setpoints and user options 6 Maximum gas exposure 7 Alarm conditions 8 Battery 9 Data transmission 10 Alarm or alarm setpoint 11 Automatically zero sensor 12 Optional datalogger indicator 13 Parts per million ppm 14 Percentage by volume vol 15 Percentage by lower explosive limit LEL future use GasAlert Extreme Pushbuttons Pushbuttons Pushbutton Description To activate the detector press To deactivate the detector press and hold for 5 seconds To enable disable the confidence beep while the detector is deactivated press and hold While holding press to enable or disable the confidence beep during startup To decrement the displayed value or to scroll down press 7 To enter the user options menu press 7 and 4 simultaneously and hold until OPTN and then EXIT displays 5 seconds To initiate calibration and define alarm setpoints press 7 and simultaneously until CAL displays a To increment the displ
16. nce beep while the detector is deactivated press and hold C While holding press For more information refer to the GasAlert Extreme User Manual GasAlert Extreme Maintenance Maintenance To keep the detector in good operating condition perform the following basic maintenance as required Calibrate test and inspect the detector at regular intervals Keep an operations log of all maintenance calibrations and alarm events Clean the exterior with a soft damp cloth Do not use solvents soaps or polishes Do not immerse the detector in liquids Replacing the Battery or Sensor Warning To avoid possible personal injury adhere to the following e Replace the battery in a safe area free of hazardous gas immediately when the detector enters low battery alarm Use only the Panasonic CR 2PE BN battery Wear an ESD wrist or heel strap when replacing the sensor or battery Avoid touching electronic components on the detector PCB or shorting circuits on the PCB e Use only the sensor specifically designed for the GasAlert Extreme Otherwise the detector will not monitor the target gas Refer to Replacement Parts and Accessories in the GasAlert Extreme User Manual After replacing a sensor allow the new sensor 5 minutes to stabilize before use For an ETO or NO sensor allow the new sensor 2 hours to stabilize before use Do not expose a sensor to vapors of organic solvents such as p
17. nds whenever there is insufficient light to view the LCD When stealth mode is enabled this option is not available LTCH Latching alarms Enable or disable the latching alarm option When enabled the low and high gas alarms audible visual and vibrator persist until the gas concentration is below the low alarm setpoint and the alarms have been acknowledged by pressing 12 ACAL Automatic oxygen calibration Enable or disable automatic oxygen calibration at startup Only applicable to the GasAlert Extreme oxygen detector PAST Calibration past due Enable or disable auto matic shutdown if calibration is past due at startup PORT ESPA DEUT FRAN or ENGL The LCD can display text in five different languages Portuguese Spanish German French or English Only applicable to detectors with the multi language feature RATE Datalogger sampling rate option Adjust the dat alogger sampling rate Only applicable to detectors with the datalogger option SEND Data transfer Transfers the datalogs and event logs from the detector to the PC Only applicable to detectors with the datalogger option Information can be sent in the following three ways EVNT Event Sends all of the event logs LAST Sends all of the datalogs since the last time they were downloaded ALL Sends all of the datalogs saved on the detector Note Confidence Beep is not enabled in the user options menu To enable the confide
18. nitors com Visit BW Technologies by Honeywell s website at www gasmonitors com Introduction This quick reference guide provides basic information to oper ate the GasAlert Extreme gas detector For complete operating instructions refer to the GasAlert Extreme User Manual pro vided on the CD ROM The GasAlert Extreme gas detector the detector is designed to warn of hazardous gas levels above user defined alarm setpoints The detector is a personal safety device It is your responsibility to respond properly to the alarm Note If you have a multi language detector the detector is shipped with English as the default displayed language Additional languages provided are French German Spanish and Portuguese The screens for the additional languages are displayed on the detector and in the corresponding quick reference guide GasAlert Extreme Safety Information Read First Use the detector only as specified in this quick reference guide and user manual otherwise the protection provided by the detector may be impaired Read the following Cautions before using the detector A Cautions Warning Substitution of components may impair Intrinsic Safety Warning To prevent ignition of flammable or combustible atmospheres disconnect power before servicing Warning Use only the Panasonic CR 2PE BN Refer to Replacing the Battery or Sensor Warning To reduce the risk of ignition of a flammable atmo
19. or grill with hands Do not place the detector near the mouth or shoulders To avoid possible damage to the detector adhere to the following Do not expose the detector to electrical shock and or severe continuous mechanical shock The oxygen GasAlert Extreme detector is classified by Underwriters Laboratories Inc up to an atmosphere of 21 oxygen Do not attempt to disassemble adjust or service the detector unless instructions for that procedure are contained in the user manual and or that part is listed as a replacement part Use only BW Technologies by Honeywell replacement parts Refer to 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 Products may contain materials that are regulated for transportation under domestic and international dangerous goods regulations Return product in compliance with appropriate dangerous goods regulations Contact freight carrier for further instructions GasAlert Extreme Informations de s curit A lire au pr alable Informations de s curit lire au pr alable Utiliser le d tecteur dans le seul but indiqu dans ce m mento et dans le manuel d utilisation sous peine de porter pr judice la protection assur e par le d tecteur Lire les Mises en garde suivantes
20. rews Rear shell Battery Bl wl N Main PCB screws Main PCB Sensor Sensor screen ooj N oa 16 Front shell GasAlert Extreme WEEE Directive and Battery Directive WEEE Directive and Battery Directive Failure to comply with the following battery removal and dis posal instructions may result in battery shorting battery leak age and or other damage Ensure a qualified technician completes the following procedures Removal and Disposal of the Battery Only a qualified technician should complete the following proce dure Refer to Internal Parts of the GasAlert Extreme for parts of the detector Dispose of the battery according to local laws 1 Press and hold to deactivate the detector 2 Remove the four machine screws on the rear shell and remove the rear shell Remove the two machine screws from the PCB 4 Remove the PCB Place the PCB on a clean non conductive surface Remove the battery Dispose of the battery according to local laws Specifications Instrument dimensions 2 8 x 5 0 x 9 5 cm 1 1 x 2 0 x 3 75 in Weight 82 g 2 9 oz Operating temperature H2S SO HCN 40 C to 50 C 40 F to 122 F CO 30 C to 50 C 22 F to 122 F NH high range 20 C to 40 C 4 F to 104 F Other gases 20 C to 50 C 4 F to 122 F Operating humidity CO H2S SO Cla HCN NO NH3 PH3 ETO NO O3
21. sphere batteries must only be changed in a safe area free of hazardous gas Calibrate only in a safe area that is free of hazardous gas in an atmosphere of 20 9 oxygen Use only a sensor specifically designed for the GasAlert Extreme model Do not deactivate the detector during a work shift GasAlert Extreme Quick Reference Guide Deactivating the detector resets the time weighted average TWA short term exposure limit STEL and maximum gas exposure values to 0 If the detector is damaged or parts are missing contact BW Technologies by Honeywell immediately Do not use the detector if it is damaged Before using the detector inspect the case Look for cracks and missing parts If the detector has been disassembled ensure the front and rear shells are properly aligned and fastened before activating the detector Refer to Maintenance BW recommends to bump test the sensor before each day s use to confirm its ability to respond to gas by exposing the detector to a gas concentration that exceeds the alarm setpoints Manually verify that the audible and visual alarms are activated For detectors with the calibration feature calibrate the sensor if the reading is not within the specified limits Calibrate the detector before first time use and then at least once every 180 days For HCN detectors calibrate once every 90 days Ensure the sensor screen is not blocked Do not cover the sens
22. t Extreme 1 Deactivate the detector 2 Remove the four machine screws on the rear shell and remove the rear shell 3 Remove the two machine screws from the PCB GasAlert Extreme Maintenance 4 Remove the PCB Place the PCB on a clean non conductive surface 5 Remove the screen 6 Using a soft clean brush wash the screen with clean warm water 7 Insert the sensor screen with the shiny side facing the sensor grill Note Ensure the screen is dry before reinserting into the detector 8 Re assemble the detector When assembling the detector be aware of the following When reinserting the sensor screen into the detector ensure the sensor screen is inserted with the shiny side facing the sensor grill Clean the seal around the edge of the front and rear shells with a soft damp clean cloth Do not use solvents soaps or polishes Refer to Inter nal Seals of the GasAlert Extreme Ensure the front and rear shells are properly aligned to guarantee a proper environmental seal Torque the screws to 3 4 in lbs in a crisscross pattern to ensure a proper environmental seal Do not overtighten Internal Seals of the GasAlert Extreme Le Item Description 1 Seal 2 Front shell 3 Rear shell 15 GasAlert Extreme Quick Reference Guide Internal Parts of the GasAlert Extreme Item 4 Description Detector rear sc
23. tec tor beeps twice at the end of auto zero TTIPPM tt 6 After a successful calibration the LCD displays CAL DUE Press 7 or 4 to define the next calibration due date Press to save 3 If the detector is passcode protected PASS flashes on the LCD The correct passcode must be entered before defining the calibration gas concentration yee PASS 7 Press to bypass defining the alarm setpoints Or Press 7 or 4 to change the alarm set point and press to save the new value The detector beeps and vibrates four times at the end of calibration 4 The LCD displays the current calibra tion gas concentration Press to accept the current concentration or press C or A to change the concentration and press to confirm the new concentration Warning For correct flow and span rates refer to the GasAlert Extreme User Manual GasAlert Extreme Attach the Gas Cylinder to the Detector Attach the Gas Cylinder to the Detector Item Description 1 Calibration cap 2 Hose 3 Regulator 4 Gas cylinder a CC GasAlert Extreme Quick Reference Guide Alarms Refer to the following table for information about alarms and corresponding screens During an alarm condition the detector acti vates the backlight and the LCD displays the current ambient gas reading Alarm Low Alarm
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