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Gas Pro Manual - Crowcon Detection Instruments

1. d A L e Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE 3 2 1 Speedy bump A speedy bump tests the Gas Pro to first alarm level Gas is presented across over the sensor for a designated time dependent on sensor gas type during which alarm level one should be activated This is deemed a pass if the detector goes into alarm and the detector is functioning sounder LED s and vibrator verified by the user It is a fail if the detector does not go into alarm 3 2 1 1 Procedure gt Either place the Gas Pro in a Q Test module or attach a flow plate to the Gas Pro gt Select Bump see Bump Pump functionality on page 33 The screen will show Gas on gt Attach the gas bottle and turn it on gt After a time depicted by a time bar at the base of the display the display will show if the gas es being tested have passed af or failed Ne Gases not being tested will display The test will end before the preset time if all gases being tested pass 3 2 2 Smart bump A smart bump tests that the Gas Pro responds correctly to a specified level of test gas Gas is passed over across the sensors and a predicted response is expected within a time window dependant on the sensor response time The test is passed if the gas level indicated by the detector is within pre specified limits within this time window the parame
2. Accessories Specification Troubleshooting Appendices Warranty RIIT 3 4 Gas test screen flow The following sequence of screen shots should be viewed with reference to the sections on Speedy Bump Smart Bump amp Calibration after bump fail The screen shots show the general flow of the gas test functionality dependant upon the actual test and the decisions made Figure 17 Gas test screen flow Bump Pump CHA XLEL O2 UCL H2S PPM CH4 LEL 02 ZUOL HES PPM CO PPM CO XUOL 0 04 4 m Gas On CH4 LEL 02 PPM coe vu MM Gas ort Ki ZUOL H2S PPM CO CH4 LEL 02 Y0OL H2S PP CH4 XLEL D2 U0L H2S PPM CU PPN COZ HUL H x x n m CHA LEL D2XU0L H2S PPM CH4 LEL 02 YO H2S PPM Calibration after bump fail CU PPM COZ XVL 4 2 a One gas fail CH4 LE OZZXJOL H2S PPM CH4 XLEL 02 JOL H2S PPM CH4 EL 02 VOL H2S PPM CO PPM CO2 LOL cO FPPM CO2 UOL ana x x Eara an amp my amp m amp CROWCON Contents d A L AD 4 Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE 4 Icon overview The table below details the icons shown during regular operation as well as warning messages This table is intended as a quick overview please refer to specific functional sections within this manual for furthe
3. of cycles whichever is sooner Sensor Warranty Sensor Oxygen Warranty 2 years Dual hydrogen sulphide and carbon monoxide 2 years Flammable pellistor Flammable IR Carbon dioxide IR Ammonia Chlorine Chlorine dioxide Sulphur dioxide Ozone Carbon monoxide Hydrogen sulphide Nitric oxide Nitrogen dioxide PID Electronics amp housing Lamp amp electrode stack 2 years 2 years 2 years 1 year 1 year 1 year 2 years 1 year 2 years 2 years 2 years 2 years 2 years 6 months Expected Life 2 years gt 24 months Up to 5 years in air gt 5 years gt 5 years gt 2 years gt 2 years gt 2 years gt 2 years gt 1 5 years gt 2 years gt 2 years gt 2 years gt 2 years 2 years 6 months CROWCON d A L AD 4 Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE Warranty Procedure To facilitate efficient processing of any claim contact your local Crowcon agent distributor a Crowcon regional office or our global customer support team English working language on 44 0 1235 557711 or customersupportQcrowcon com to obtain a returns form for identification and traceability purposes This form may be downloaded from our website crowconsupport com and requires the following information e Your company name contact name phone number and email address e Description
4. 50 54 58 62 67 25 70 9 2 1 Fault Descriptions Symtom Error Message Instrument won t switch on No confidence beep flash Gas Reading with no gas present Unstable inaccurate gas reading Autozero failed Cannot autozero due to alarm Calibration Expired Calibration Expired The pump stops N A Icon NA NA NA NA AN AN Cause Flat Battery Function disabled Zero drifted Sensor failure Zeroing in a contaminated atmosphere Zeroing in a contaminated atmosphere The calibration due date has passed The calibration due date has passed and lock on cal due has been configured which causes the monitor to go inoperable The Pump is blocked The sensors are blocked by the flow plate Action Recharge battery Reconfigure with PC software Zero the instrument in clean air Do not use exit hazardous area immediately Send instrument to authorised service agent Switch off and restart in clean air Switch off and restart in clean air Send instrument to authorised service agent Send monitor to authorised service agent for calibration Clear the blockage Clear the blockage by removing the flow plate CROWCON d A L AD 4 Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE Fault codes Dor9
5. Audible gt 95dB Visual all angle dual red blue LEDs Vibrating alert ve Safety Top mount for ease of view viewable size 25 x 50 mm 125hrs 10 second intervals 45 000 logs Alarm over range calibration bump on off TWA 1000 events Rechargeable li ion Internal pump as option Hand aspirator for non pumped 20 C to 55 Ct 25 C to 65 C 13 F to 149 F 10 to 95 Yo RH Independently tested to IP65 and IP67 IECEx Ex dia IIC T4 Gb Tamb 20 C to 55 C ATEX II 2 G Ex d ia IIC T4 Gb Tamb 20 C to 55 C UL Gas detector use in hazardous locations Class 1 Division 1 Groups A B C and D only as to intrinsic safety CE FCC and ICES 003 Complies with EMC Directive 2004 108 EC Data connection for use with calibration stations amp direct to PC Direct connect to multi region power supply Car charging adapter USB interface cable USB power amp communications cable 5 Way multi region power supply Gases not available in Gas Pro with the internal pump option are CL CLO amp O t Sensors may be degraded at the higher temperatures subject to individual sensor specifications Dependant upon sensor configuration Gas Pro s fitted with a PID sensor are rated to IP65 only CROWCON d A L AD 4 Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE 9 Troubleshooting 9 1 Pump t
6. Gas Pro Multi gas monitor ve Safety M07995 Eng Issue 8 Jan 2015 Gas Pro User amp Operator Manual CROWCON Detecting Gas NAVIGATION INSTRUCTIONS The symbols in the left hand margin of each page of the manual will enable you to carry out the following functions Click on this button to display the Contents page Click on this button to display the previous page Click on this button to display the next page Click on this button to display the previous view use it to return from a reference jump Click on this button to display next view use it to return to a reference jump Click this button to print some or all of the document specific pages can be chosen CA Click this button to exit the User and Operator Manual Press the Esc key to display normal Acrobat Controls Si CROWCON CONTENTS PROLOGUE sa n e bak iii a Wa min hee tena eee Aa fe pe a KAN di NAA 7 Gas Pro Overview AA n tee eon pe Ga YA v se ae kane WAN KANI 7 Safety Information 264 256 e po ann bene ap a at tn da ik ab eee eee 8 UNDACKING sen ka en ee k a tee eaneeseee becuse e assures es re 11 1 Setup 12 Tel PWOP LOU S L esas caren akt eki tk Sane ai e a lp ca ep eee PAGKAEN JD Da jr 12 1 2 Gas Pro Orientation k kin moral hb da mea ako ap akt he eer e en a Eege 12 KOY le Uu te DEEN 13 1 4 Fitting a flow plate 2 14 1 5 QUICK TEE 15 2 OBDEFANON Sacco eee ee ee ee bee ee e Ee eee eee 16 E
7. Mm d A L e Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE 2 6 5 2 Carrying out a Pre entry check The Gas Pro will remain in the sampling stage for a maximum of 5 minutes Whilst the sampling screen is displayed it will show the real time gas levels The alarms will continue to function during this stage and a single click of the operator button will accept these The PEC can be moved to the peak stage at any time before the 5 minute timeout by double clicking the operator button Peak readings registered during the Pre entry check will be logged as events D Any peak reading sampled during this stage will not be added to the detector s cumulative monitoring data and thus will not affect the TWA calculations The Gas Pro will remain in the peak stage for a maximum of 5 minutes When accessing the Peak Review screen the peak displayed will be the gas peak trough for O seen in the selected time period this will include gas levels seen during any PECs in the time period The PEC can be moved to the purge stage at any time before the 5 minute timeout by double clicking the operator button The Gas Pro will remain in the purge stage for a maximum of 5 minutes E Before the purge stage ends move to clean air To end the purge stage at any time before the 5 minute timeout double click the operator button A 10
8. 73 N A N A 21 N A N A 66 Symtom Error Message Display shows empty battery symbol during startup Switched on and fully charged Cannot switch off Charger is plugged in but no display Time and Date error during startup Pump not active Pump fails check when activated Gas Test Due Icon Cause Battery depleted Unit full and on charge for over 12 hrs Instrument configured for No switch off in alarm Battery has been deep discharged and insufficient charge to power up display Ee Battery has been NA NA deep discharged and the internal clock has stopped The flow plate is not fitted and the pump is activated by the flow plate The pump check tests the pump suction and leaks in the gas path The monitor has not been gas tested in the defined period Action Recharge battery Remove Gas Pro from charge Move to clean air then switch off Keep instrument on charge and eventually it will respond to single button push for quick view after which it will display the charging symbol Recharge battery Then when charged correct the clock using the PC software Fit the flow plate and select pump if necessary Check for the correct fitting of the flow plate and the seal of the gasket and tubing Re activate the pump and block the gas path The Gas Test is due CROWCON O O ech D Mm a A
9. remote sampling manual gas test calibration or for manual sampling If the pumped flow plate is attached before turning the Gas Pro on and the Gas Pro includes a pump a pump test will commence as part of the start up process see Pump test on page 20 There are 3 types of flow plate one for a Gas Pro with internal pump one for a Gas Pro with no pump and a non magnetic version for PC calibration or for manual sampling Although there is no difference to the attachment procedure they are not interchangeable see Figure 4 The pumped flow plate has the a symbol in the top left corner to aid recognition Pumped flow plate Non pumped flow plate PC Cal Test Flow Plate Check the flow plate s gasket is free from dirt and has not been damaged prior to fitting To fit a flow plate locate it over the Gas Pro sensors as shown in Figure 5 and tighten the securing screw Figure 5 Fitting a flow plate The flow plate includes a quick connect fitting for attaching sample tubes and probes CROWCON a A L e Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE 1 5 Quick view Even when the detector is off users can display details about the configuration of the Gas Pro by momentarily pressing the operator button for one audible blip The LED to the left of the display will flash red once and the Quick view s
10. this manual Gas Pro must be operated within the limitations stated Read and understand all instructions in the operation section of this manual prior to use Before use ensure that the equipment is in good condition the enclosure is intact has not been damaged in any way If there is any damage to the equipment do not use contact your local Crowcon office or agent for repair replacement Do not disassemble or substitute components as this may impair intrinsic safety and invalidate safety certification Only genuine Crowcon replacement parts must be used substitute components may invalidate certification and warranty of the Gas Pro and accessories reference Service and Maintenance section for details No live maintenance is permissible Observe all warnings and instructions marked on the unit and within this manual Observe site health and safety procedures for gases being monitored and evacuation procedures Understand the screen display and alarm warnings prior to use If this product is not working properly read the troubleshooting guide and or contact your local Crowcon office or agent for details reference the Crowcon Contacts section of the manual Ensure maintenance service and calibration is carried out in accordance with the procedures in the manual and only by trained personnel The Gas Pro re chargeable battery must only be charged in non hazardous safe areas Only connect to Gas Pro in a safe area for
11. actually run an offset zero The Gas Pro is now ready for use fi From the 1st November 2010 EN60079 29 part 1 has been harmonised under the ATEX directive 94 9 EC Therefore to comply with the ATEX directive portable apparatus sensing flammable gases should have a functional check with flammable gas before each day of use see Gas testing and calibration on page 34 Other testing regimes may be employed depending on local circumstances CROWCON d A L e Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE 2 3 Pump test In the default configuration a pumped Gas Pro with a flow plate attached see Fitting a flow plate on page 12 will run a pump test during the start up process A pump test will also be run whenever a flow plate is attached during normal operation E l If the Gas Pro is configured for Bump functionality the Bump Pump prompt will be displayed if a flow plate is attached and a gas bump test is due or the Gas Pro is placed in a Q Test module during normal use see Bump Pump functionality on page 33 E Prior to fitting the flow plate s gasket should be checked for any damage The pump test ensures accurate sealing as well as monitoring pump performance The user will need to cover the pump inlet see Figure 13 below when prompted to do so by the symbol on the screen Figure 13
12. and quantity of goods being returned including any accessories e Instrument serial number s e Reason for return Gas Pro will not be accepted for warranty without a Crowcon Returns Number CRN It is essential that the address label is securely attached to the outer packaging of the returned goods The guarantee will be rendered invalid if the instrument is found to have been altered modified dismantled tampered with or has not used Crowcon spares for replacement parts including sensors or has been serviced or repaired by any party not authorised and certified by Crowcon to do so The warranty does not cover misuse or abuse of the unit including use outside of specified limits Warranty Disclaimer Crowcon accept no liability for consequential or indirect loss or damage howsoever arising including any loss or damage arising out of the use of the instrument and all liability in respect of any third party is expressly excluded This warranty does not cover the accuracy of the calibration of the unit or the cosmetic finish of the product The unit must be maintained in accordance with the instructions in this manual The warranty on replacement consumable items supplied under warranty to replace faulty items will be limited to the unexpired warranty of the original supplied item Crowcon reserves the right to determine a reduced warranty period or decline a warranty period for any sensor supplied for use in an environment or for an
13. application known to carry risk of degradation or damage to the sensor Our liability in respect of defective equipment shall be limited to the obligations set out in the guarantee and any extended warranty condition or statement express or implied statutory or otherwise as to the merchantable quality of our equipment or its fitness for any particular purpose is excluded except as prohibited by statute This guarantee shall not affect a customer s statutory rights CROWCON Contents a A wv Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE Crowcon reserves the right to apply a handling and carriage charge whereby units returned as faulty are found to require only normal calibration or servicing which the customer then declines to proceed with For warranty and technical support enquiries please contact Customer Support Tel 44 0 1235 557711 Fax 44 0 1235 557722 Email customersupport crowcon com CROWCON
14. charging or communications Gas Pro must not be charged or have communication to the device at ambient temperatures greater than 40 C Charging cable assemblies whilst nominally providing a voltage of 6 5V must not exceed a voltage of 9 1V as this may impair intrinsic safety and invalidate safety certification Um 9 1V Communication cable assemblies whilst nominally operating at a voltage of 3 0V TTL must not exceed a voltage of 9 1V as this may impair intrinsic safety and invalidate safety certification Um 9 1V The devices are intended for use in normal atmospheric conditions of temperature 20 C to 55 C pressure 80 kPa 0 8 bar to 110 kPa 1 1 bar and air with normal oxygen content typically 21 v v volume volume CROWCON Contents d A Wy Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty RIIT Gas Pro may be used in Zones 1 and 2 for Group IIA IIB and IIC gases and vapours and for Temperature Classes T1 T2 T3 and T4 see Certification labels below Certification labels The certification marking is as follows Ex dia IIC T4 Gb Tamb 20 C to 55 C IECEx ULD 11 0004X DEMKO 11ATEX1031772X WARNING DO NOT CHARGE THE BATTERY OR CONNECT TO THE EQUIPMENT INA HAZARDOUS LOCATION READ AND UNDERSTAND THE MANUAL BEFORE USE vlt T4 Tamb 20 C to 55 C SE NO FOR USE IN HAZARDOUS UL LO
15. icon will flash empty fi Users should finish their current activity and move to a safe area as the instrument will power off without further warning unless charged 2 5 2 Instantaneous alarm The Gas Pro will go into alarm immediately if the level of any of the gases it is configured to detect become outside acceptable limits A minimum and maximum acceptable level is set for oxygen for most other gases the Gas Pro will go into alarm state 1 or 2 according to which level has been exceeded In the alarm state the bell alarm symbol on the LCD screen will show a A or A to indicate which level of alarm has been triggered In alarm the sounder will emit a tone and the Gas Pro will vibrate The LEDs will flash red and blue and the background of the LCD will change colour from green to red and the gas in alarm display will invert periodically Symbols on the LCD will show the level and nature of the alarm 2 5 3 Time weighted average alarm TWA When activated the Gas Pro begins a new record for each toxic gas being monitored where it stores information about gas levels detected If the average levels detected over a period of time exceeds predetermined levels the Gas Pro will go into alarm In the alarm state the TWA symbol A on the LCD screen will indicate a 15 minute or 8 hour limit SEA The sounder will emit a tone and the Gas Pro will vibrate The LEDs will flash red and blue and the background of the LCD display will change c
16. lost sensitivity refer to the application note PID AN 001 for maintenance instructions CROWCON a A wv Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty RIIT 10 3 Charging and run times The table below indicates run times which can be expected following a full charge discharge cycle Configuration O CO H S Pellistor CO IR Pumped O CO H S Pellistor CO IR O2 CO H S Pellistor Pumped O CO H S Pellistor Run time is equal to the expected operating time following a full charge discharge cycle Gas Pro in a fully charged state will last for 3 months from new Should the Gas Pro completely discharge charge within 3 days This will maintain the internal clock CROWCON a A Wy Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE 10 4 Crowcon contacts UK Crowcon Detection Instruments Ltd 172 Brook Drive Milton Park Abingdon US NL SG CN Oxfordshire OX14 4SD Tel 44 0 1235 557700 Fax 44 0 1235 557749 Email sales crowcon com Crowcon Detection Instruments Ltd 1455 Jamike Ave Suite 100 Erlanger KY 41018 Tel 1 859 957 1039 or 1 800 527 6926 Fax 1 859 957 1044 Email salesusa crowcon com Crowcon Detection Instruments Ltd Vlambloem 129 3068J
17. sensor to verify sensor response and alarm function Organisational specific Health and Safety regulations should be adhered to and a number of flexible and simple solutions are available Gas Pro offers two types of bump test A speedy bump test which is a gas test to the first alarm level and smart bump test a gas test to a specified level of test gas In addition if any channel fails speedy bump or smart bump then Gas Pro can be configured to perform a bump fail calibration Gas Pro can be configured to automatically perform the following options e No Calibration or Bump default configuration e Bump Speedy or Smart e Bump then calibration after bump fail calibration can be optional on a bump test pass e The configuration items differ per region and can be set with Portables Pro to match user requirements This bump test and calibration functionality can be implemented with of any of the following options Q Test Quick and simple in field gas test and calibration solution Providing off site testing for remote locations where power is not always available or practical Simple to use and easy to repeat Q Test reduces set up training requirements and space needed Powered Q Test allows gives a permanent home to monitors as it can be mounted in a vehicle and easily powered via a standard in vehicle power socket I Test Intelligent wall or desk mount gas test and calibration solution Suitable for small and large fleet users a
18. software Accessories Specification Troubleshooting Appendices Warranty RIIT 2 5 5 6 PID PID sensors are configured and calibrated to Isobutylene when manufactured The PID sensor can be configured to detect Volatile Organic Compounds VOC other than Isobutylene by changing the correction factor in the PID sensor type options Details of how to change the VOC correction factor can be found in Portables Pro user manual Gas Pro fitted with a PID sensor may require periodic cleaning and calibration of the sensor to ensure correct performance in normal use The sensor may need maintenance if any of the following occur The baseline is climbing after zeroing the sensor The sensor becomes sensitive to humidity The baseline is unstable or shifts when the sensor is moved Sensitivity of the sensor has dropped Please refer to Crowcon application note PID AN 001 for further details on maintenance and cleaning of the PID sensor CROWCON d A L AD 4 Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE 2 6 Gas Pro functions The following can be selected from the Gas Pro user menu 1 Home screen e Manual zero W Time weighted average TWA review C Pre entry check lav Peak review bt Settings menu 2 6 1 Accessing the user menus CH4 EL 02 VOL H2S PPM With the home screen displayed
19. the sensors are grouped into the Intermittent group with for example a 90 day interval this interval is configurable in Portables Pro Gas Pro will inform the user a bump test is due on the 90th day of use This is indicated by a gas test due warning on the Gas Pro screen during start up Figure 16 Gas test due screen 12 43 23 c4 Mar e011 Gas Pro will not inform the user of a need for a gas test until the interval period from the last successful bump has expired However on applying a magnetised flow plate or placing Gas Pro into the Q Test the user will be given the option to complete a gas test or proceed to pumped operation If the sensors are grouped into the Daily group the Gas Pro will inform the user a bump test is due at the start of each working day actually every 24 hrs This is indicated by a gas test due warning on the Gas Pro screen during start up lf Gas Pro is turned off and on again within 24 hours of the gas test the Gas Pro will not inform the user of a need for a bump test However on applying a magnetised flow plate or placing Gas Pro into the Q Test the user will be given the option to complete a gas test or proceed to pumped operation 1 The PID sensor can only be allocated to the intermittent group daily group is not available for PID sensors The PID sensor must also be the only sensor in the intermittent group for the bump test functionality to operate correctly CROWCON
20. w keu tite s t t t n oo e vien ap diy oi E E ak p AE it NA Ge a ae T 16 2 2 TOUTE ON fiti GAD NAKABABA NEAR n e oe e al tt a t YN a a fB BAL s 16 2S PUMP OS ko wit tp a ate aa ie te donat bebe eased A eat pab a dsi Ca tt AG 20 24 DElECCUNG GAS kk av fi Jo ki cee di ER a ak kk A eee ee a a aaa 21 2 4 1 Diffusion MONItOriNG e e ene nn non nana nan 21 2 4 2 Pumped mode eoee renn non na nn nna nn 22 2 4 3 Manual SamMpliNQ l ete tn nn n n n non nn nn non non nn 23 2 4 3 1 Using the Hand AspiratOr e eeo 23 ZO ATANN Si a a a oo Macatee a ai a oi a e eek hat a a a ik ef e e waned pee as 24 2 5 1 LOW battery alarm a w w a min rien de f pt A EE Ce aes 24 2 5 2 Instantaneous alafM eoeeresenennnansn 24 2 5 3 Time weighted average alarm TWA 24 2 5 4 Accepting and clearing alarms seronooo 25 ER KE CROWCON 2 9 9 SENSOFIVP S EE n ia ao tt a EE e ANEK t n t k a ak 25 2 5 5 1 Oxygen sensorg onon onon 25 2 5 5 2 Electro chemical SENSOrS e resero 25 2 5 5 3 Infra red sensors e eeeeeeoeoeon 25 2 5 5 4 Pellistor SONSOTS knn ees 26 2 5 5 5 Pellistorsaver mode e 26 20O PID maaga ENGR ge ai oe ak f e diri poin bi di SES esd teehee ni vien S 217 2 6 Gas Pro functions te nn nn n nn nn nn non non nn nn nna 28 2 6 1 Accessing the u
21. 10 3 Charging and run times eveeesonoesensn 52 10 4 Crowcon contacts EEN 53 VWATI ANNON CES sere ce en ER 54 CROWCON Contents a A vw Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty RIIT PROLOGUE Gas Pro Overview Thank you for purchasing the new Gas Pro At Crowcon we recognise the need for reliable and robust personal monitors which are sized to be worn and simple to use Gas Pro is a portable monitor capable of detecting up to 5 gases in a compact and wearable design featuring an optional internal pump Focused on users and fleet managers alike Gas Pro offers application focused solutions giving greater operating time and reduced set up time Gas Pro is classified for use in hazardous areas and gives loud and bright audible and visual alarm indications as well as a vibrate alert The top mount display is backlit for ease of use and the simple single button solution makes using and training quick and easy CROWCON d A L AD 4 Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE Safety Information Gas Pro is a hazardous area certified gas detector and as such must be operated and maintained in strict accordance with the instructions warnings and label information included in
22. CATIONS CLASS I DIVISION 1 GROUPS A B C amp D 66Y6 ONLY AS TO INTRINSIC SAFETY WARNING DO NOT CHARGE THE BATTERY OR CONNECT TO THE EQUIPMENT IN A HAZARDOUS LOCATION READ AND UNDERSTAND THE MANUAL BEFORE USE Um 9 1V 172 BROOK DRIVE x MILTON PARK ABINGDON OX14 4SD dad C 1180 UNITED KINGDOM 172 BROOK DRIVE MILTON PARK ABINGDON OX14 4SD UNITED KINGDOM Um 91V CEno EI2G pa ATEX IECEx certification label UL certification label Gas Pro is certified for use in ambient temperatures in the range 20 C to 55 C 4 to 131 F Applicable Standards Refer to equipment marking for confirmation of applicable certification before use IECEx IEC 60079 0 2004 4th Edition Electrical apparatus for explosive gas atmospheres Part 0 General requirements IEC 60079 0 2007 5th Edition Explosive atmospheres Part 0 Equipment General requirements IEC 60079 1 2007 6th Edition Explosive atmospheres Part 1 Equipment protection by flameproof enclosures d IEC 60079 11 2006 5th Edition Explosive atmospheres Part 11 Equipment protection by intrinsic safety i Ex dia IIC T4 Gb Tamb 20 C to 55 C IECEx ULD 11 0004X CROWCON a A wv Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE ATEX EN 60079 0 2006 Electrical apparatus for explosive gas atmospheres Part 0 General requi
23. G Rotterdam Netherlands Tel 31 10421 1232 Fax 31 10421 0542 Email eu crowcon com Crowcon Detection Instruments Ltd Block 194 Pandan Loop 06 20 Pantech Industrial Complex Singapore 128383 Tel 65 6745 2936 Fax 65 6745 0467 Email sales crowcon com sg Crowcon Detection Instruments Ltd Beijing Unit 316 Area 1 Tower B Chuangxin Building 12 Hongda North Road Beijing Economic amp Technological Development Area Beijing China 100176 Tel 86 10 6787 0335 Fax 86 10 6787 4879 Email saleschina crowcon com www crowcon com CROWCON d A L AD 4 Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE Warranty This equipment leaves our factory fully tested and calibrated If within the warranty period of two years from despatch the equipment which includes pump battery and common sensors see sensor chart below is proved to be defective by reason of faulty workmanship or material we undertake at our option either to repair or replace it free of charge subject to the conditions below Battery Warranty All batteries degrade in performance over time and usage For the purpose of this warranty it is considered that two years use equates to 500 full charge discharge cycles fully empty to full and users should expect to see no greater than a 20 decline in run time after either this time or number
24. Pro fitted with a pump is configured as standard to start the pump automatically when switched on provided that a flow plate is fitted Such a Gas Pro tests the pump automatically at this point for more details on this see Pump test on page 20 If the battery level is low an alarm will sound and the battery icon on the screen will be partial If a second splash screen has been configured via Portables Pro it will be shown next in the turn on sequence CROWCON If the Gas Pro is configured for regular Gas Testing Bump Test the date of the last Gas Test will also be shown for more information on Gas Testing see Gas testing and calibration on page 34 Figure 8 Gas test due screen 12 43 23 c4 Mar e011 d A L AD 4 Prologue Operation The next screen indicates when the Gas Pro was last calibrated It also indicates when the next calibration is due with a warning symbol A next to the number of days left if this is less than 30 days If the calibration due date has expired the number of days figure is not displayed and the warning symbol flashes Maintenance Figure 9 Calibration due screen PC software 03 54 32 OF Mar 2011 Accessories Specification A 10 Troubleshooting Appendices If the calibration due lockout feature has been enabled the lockout icon 0 will be displayed and the Warranty Gas Pro will not proceed past this point dE CROWCON Th
25. Pump inlet When the test has finished the pump will either pass d or fail K lf the pump test takes place during start up and the Gas Pro passes the pump will remain on and the start up process will continue as normal If the test is passed during normal use the Gas Pro will remain in the pumped mode until the flow plate is removed On failing the pump test the fail screen will persist with an audible alert until the button is pressed and the test repeats OR the flow plate is removed and the Gas Pro returns to unpumped operation For further detail on failing a pump test see Pump test failure on page 45 CROWCON a A L e Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE 2 4 Detecting gas When sampling an area that may contain water use the ball float probe to reduce the potential for water travelling up the sample line 2 4 1 Diffusion monitoring If you wish to monitor gases in ambient air for dangerous levels the Gas Pro can be worn by either clipping the strong alligator clip to clothing overalls in the breathing zone or through the use of a chest harness In the default non alarm state Gas Pro s sounder will emit a beep every 10 secs its confidence LEDs Q will flash green the ve Safety indicator will show the current status and the LCD display will indicate it is running by flashing the 1
26. accumulation should be insignificant If Gas Pro is operated in pumped mode in combination with an exhaust pipe a set of bellows should be used inline e g flow plate 2cm maximum tube bellows 3000cm maximum tube PEC is a three stage process sampling peak and purge There is a 5 minute timeout on each PEC stage with a timeout moving the instrument through the stages a timeout from the purge screen takes the instrument back to the home screen This gives a total PEC timeout time of 15 minutes This timing is deliberate the STWA time period is 15 minutes so this ensures that if the gas level at the operator exceeds the level for an STWA alarm then the alarm will occur on completion of the PEC 2 6 5 1 Starting a Pre entry check If the Gas Pro is in alarm the Pre entry check will not appear on the menu Before you start the Pre entry check ensure you are ready to start the test i e any flow plate sampling probe or hand aspirator are fitted to the Gas Pro as required From the home screen double click the operator button to enter the menu selection screen Once there single click to scroll to the right until Pre entry check menu symbol 1r is highlighted with a box Double click to enter the PEC sampling stage A countdown screen will be displayed Single click the operator button to start sampling If the countdown finishes the Gas Pro will return to the home screen CROWCON CH O ech D
27. ata log interval is set as part of the Gas Pro configuration and can be adjusted using Portables Pro Event logging records significant events occurring during Gas Pro operation Events include e On e Off e Configuration change e Fault e User Acknowledgements e Low battery e Time change set e Pellistor saver e Alarm 1 e Alarm 2 e STWA e LTWA e Zero e Calibration e Gas Test e Zero auto or manual e Log upload data event e PEC e PEC Peaks e User changed The event log has a capacity of at least 1000 events 2 8 3 Bump Pump functionality If the Gas Pro is configured for Bump Pump functionality then by placing the Gas Pro in a Q Test module or attaching a flow plate with the Gas Pro home screen displayed the Bump Pump screen will be displayed see Figure 15 below Figure 15 Bump Pump screen CH4 EL Oe JOL Has PPM Click the operator button to highlight a for Pump or for Bump testing and then double click to select see Pump test on page 20 or Speedy bump on page 36 and Smart bump on page 36 for Bump details CROWCON d A L e Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE 3 Gas testing and calibration 3 1 Introduction Crowcon recommends regular gas tests also known as bump tests to confirm sensor operation This involves applying a known composition of the correct gas to each
28. bulb every other second in order to get a constant sample flow to the sensors Every depression of the aspirator bulb should pull the sample approximately 25cm up the tube Therefore to sample from a 5 meter hose at least 20 aspirations will be required however a minimum of 1 minute is recommended to ensure a stable sample is read If the Gas Pro being used is fitted with a carbon monoxide sensor CO a 5 increase in reading is expected during this process due to the extra pressure placed on the sensor ie if the sample being tested is 30ppm the expected result onscreen will show 32ppm lf Gas Pro is being used regularly for sampling Crowcon strongly recommend the use of the internal pumped option to reduce time and potential for error E Do not use the pumped flow plate for manual sampling CROWCON d A L e Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE 2 5 Alarms The Gas Pro has the following types of alarm e Low battery e Instantaneous e Time weighted average TWA 2 5 1 Low battery alarm When the Gas Pro warns of a low battery the sounder will emit an audible double blip every 5 seconds and if configured to do so the ve Safety LED will change state This means the battery has at least 20 minutes of battery life remaining After 20 minutes the Gas Pro will enter full alarm state and the battery
29. cification Troubleshooting Appendices Warranty dE 10 1 2 Flammable Pellistor Sensors Flammable sensors MUST only be used with the PCB P N as detailed below in the PCB P N Suitability Column Failure to do so may impair intrinsic safety and invalidate safety certification Gas Crowcon Sensor Part No Range Crowcon PCB P N Suitability Methane SS0101 0 100 LEL S013021 5013022 8013024 Pentane SS0101 0 100 LEL S013021 5013022 8013024 Butane SS0101 0 100 LEL S013021 S013022 SO13024 Ethylene SS0101 0 100 LEL S013021 5013022 8013024 Propane SS0101 0 100 LEL S013021 S013022 SO13024 Acetylene SS0101 0 100 LEL S013021 S013022 SO13024 10 1 3 Flammable IR Sensors Gas Crowcon Sensor Part No Range Methane S0201 0 100 LEL Pentane SS0201 0 100 LEL Propane SS0201 0 100 LEL 10 1 4 Oxygen Gas Crowcon Sensor Part No Range O SS0500 0 25 VOL 2 years 10 1 5 IR Gas Crowcon Sensor Part No Range CO SS0280 0 5 VOL 2 2 5 Yo for indication 10 1 6 PID Gas Crowcon Sensor Part No Range PID SS0600 0 1000ppm ER KE CROWCON Contents a A L AD 4 Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty d 10 2 Sensor Limitations The instrument is not suitable for use in ambient temperatures above 55 C and electrochemical toxic gas sensors may be degraded reducing life at these temperatu
30. creen shown in Figure 6 below will be displayed for 10 seconds Figure 6 Quick view display Gas type and unit detected Battery status 4 Quickview icon ID or serial number E The ve Safety LED status is also shown see Figure 1 CROWCON d A L e Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE 2 Operation 2 1 General Before turning the Gas Pro on ensure it is in clean air i e outside in normal air away from any plant process or suspected gas location This will allow the Gas Pro to be zeroed using clean air as the base point If the Gas Pro is zeroed in contaminated air a false gas reading can result or the zero could fail 2 2 Turn on In clean air turn on the Gas Pro by holding down the operator button for 3 audible blips The Gas Pro will warm up going through a series of automatic processes as follows Firstly a test screen pattern will be generated Watch this to ensure there are no missing pixels on your display screen Whilst the Gas Pro is warming up two screens will be displayed Figure 7 Initial screens at turn on Crowcon bGas Pro 1V01 2V01 3V01 399754 01 001 Crowcon Detecting Gas Say After a successful test cycle the LCD screen will remain green the sounder and LEDs will indicate the Gas Pro is healthy A Gas
31. dication will not be shown until the unit has been charging for 1 hour and the operator button has been pressed When on and charging a warning will advise the user to turn the Gas Pro off after 12 hours or remove from charge Store the battery in a full state and recharge at least once every 3 months CROWCON a A L e Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty RIIT 1 Set up 1 1 Prior to use Before use the Gas Pro should always be checked for any signs of physical damage Gas Pro uses a Lithium lon Li ion battery pack and should arrive with sufficient charge to be used straight out the box However if this is the first time of use you may need to charge the battery to attain the full operating time see Charging on page 153 For battery run times see the table on page 52 E The actual operating time will depend on the types of sensor installed 1 2 Gas Pro orientation Figure 1 Gas Pro D ring Sounder Sensor apertures Charging cable Alarm bars Operator button Dual colour LCD display OD Certification label Ave Safety indicator Pump inlet outlet Alligator clip Blanked for non pumped unit A2 KE CROWCON d A L e Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Wa
32. double click the operator button to 0120 9 0 access the function menus co o ni 04 e 0 Single click the operator button to scroll right until the required menu icon ela a is highlighted and then double click to select the function ik A oo 8 2 6 2 Home screen When this icon is selected the Home screen will be displayed Ke 2 6 3 Manual zero This function should only be carried out in clean air and allows the Gas Pro to be zeroed at any time Certain operations will only take place if the Gas Pro has been recently Clean Air zeroed For example if configured to do so Gas Pro will progress to a PAN calibration after failing a gas test if the unit has been manually zeroed in m a the last 15 minutes 2 6 4 Time weighted average Wo This function allows the 8 hour TWA to be reviewed For more details on the settings see Time weighted average alarm TWA on page 24 0 04 2 IS DE 28 KE CROWCON CH4 LEL O AVOL HES PPM d A L e Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty d 2 6 5 Pre entry check PEC Mi This function is intended for sampling air of unknown quality before gaining access to it e g going under ground through a manhole cover thereby avoiding unnecessary exposure The Gas Pro and any sampling probe should be in a clean air when the PEC starts and finishes so the TWA
33. e Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE 6 PC interface and Portables Pro 6 1 General A number of differing variants of the software are available The functionality of these variants ranges from viewing readings only through to configuration and calibration Please speak to Crowcon to determine which variant of software is appropriate for your requirements Gas Pro has many configurable features the majority of these can be set using PC interface software The Gas Pro is delivered with factory set regional defaults for example e Alarm 2 latched e Volume standard 95 dB e Pump bump on e Bump on e Calibrate every 6 months e Autozero on e Confidence blip and flash e ve Safety Classic setting Please refer to the Calibration certificate supplied with the Gas Pro for individual settings As well as displaying real time gas level data and signalling instantaneous and time weighted average alarms the Gas Pro records events and gas levels Using the I test available from Crowcon or by connecting the Gas Pro to a computer see Section 6 2 PC interface cable this data can be collected and viewed 6 2 PC interface cable Portables Pro allows the download and viewing of data and event logs from the Gas Pro using an interface cable via the USB socket on a laptop or desktop computer CI Please see Portable
34. e next screen Figure 10 will display the current detector settings for more information on these settings see Gas Pro functions on page 28 Contents Figure 10 Current settings screen d A L e Prologue Operation The Autozero Confirm screen will be displayed next Figure 11 Autozero confirm screen Maintenance Clean Air 10 m eo lt PC software Accessories Specification Kona Soang An Autozero should not be performed unless the Gas Pro is in clean air Press the operator button to enter the Autozero mode otherwise the countdown will progress and will not perform a zero Appendices If the operator button is not pressed the countdown will complete and this function will be skipped Warranty dE CROWCON d A L AD 4 Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE When the autozero has finished or been skipped the next screen is the home screen Figure 12 and displays the gas levels w Figure 12 shown below is for 5 gases in clean air Figure 12 Home screen CH4 EL DZ AJOL HAs PPM 20 9 O Gas type PPM CO2 VOL Unit Level Home Screen icon Battery level Pump present rotating when on In clean air CO and Oxygen levels are typically 0 04 and 20 9 respectively In zero mode these gases will
35. est failure In the event of a pump test failure check the following e Ensure a pumped flow plate was used for the test e Remove the flow plate and check the gasket for damage scratches tears etc e Run the test again and ensure the test is carried out in the required time If the pump still fails the test it may require servicing 9 2 Fault screens A fault screen see Figure 18 for an example overwrites the normal screen TTT Figure 18 Example fault screen CH4 EL DOZ VOL Has PPM The warning triangle indicates faults that can be rectified by the user The symbol is accompanied by the text WARNING below The warning triangle is replaced by a spanner and screwdriver for faults which require service and the text SERVICE below For the low battery warning the WARNING text is replaced by ALERT The clock and calendar indicates that this is a time and date fault The icons vary for each fault some of which are illustrated below These icons can be replaced by the gas name in the case of a fault associated with a gas channel Each fault has a fault code 21 in this example CROWCON d A Wy Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE Fault codes Dor9 N A 26 30 58 62 34 38 50 54 58 62 26 30 34 38 50 54 58 62 26 30 34 38
36. est screen flOW ennonnnonsnno nannan ann nannan n 38 4 ICON OVEFVIEW ui l nn noun nn n n n non n non n n n non n n n a n n n on onn n nn non 39 5 Service and maintenance sennsnonnannnnanns 40 6 PC interface and Portables PrO ssennnaennann A1 6 1 General GAD KGG YN PBA NG NG EM GG NAE KA AA BKA Man NG 41 6 2 PC interface cable 0 0 cc nn nan na nn anan nannan 41 la JACCESSON S REES A2 8 DOCCIICAUOM tap oe cu awa eee DA Te tk a an eti KAMANG Je e np ava vi HA 44 9 IKOUDIESNOOLNG ca w gege a wea ip irr a he E EE DR 45 9 1 Pump test failUFC e re ne nn n nn nn nn nn non nn n n nna 45 9 2 Fault SCFCECNS will nn nn n n n nn n n non n n n n n n a n n nn n n n nn n a n non n a nna 45 9 2 1 Fault Descpotons non nn naonn 46 9 2 2 Fault codes EE 48 gan CROWCON TO APDENA ICE Si cece wit wp de E ie tp pi e E e a nu e eee 49 10 1 Sensors er ne n nn n non n n non a n n n n n onn n n on n n non n n non a n nn a nn n nan 49 10 il TOXIC ki kwis di a ri et et GN e el tt ft eee KE YO a tp fa fk MA NAG d 49 10 1 2 Flammable Pellistor Sensors un none n non n n non n n non n n nn n non n 50 10 1 3 Flammable IR Sensors rien nn n non nn nn n n nn n n nn n non n n non n 50 TOTA eh Ate LC eee 50 TO EH EE 50 TOO PI pawa eed di ak Ja ADAN ati det E ARA el st eee wees 50 10 2 Sensor Limitations nse none n nn n nna n nna n nna n nn nan 51
37. ge If the alarm is so severe as to cause a sensor over range the Gas Pro should have a gas test to ensure no lasting damage has occurred Pellistor sensors can suffer degradation if powered while exposed to flammable gas concentrations of greater than 100 LEL and also if exposed to high levels of H S or silicones To reduce the degradation the instrument the Gas Pro employs a Pellistor saver mode CH4 LEL OS WO H2S PPM 20 9 O CU PPM CO2 XUOL When the gas exceeds the saver threshold user configurable default 90 95 then the detector will turn off the sensor for a minimum period of 3 minutes 20 seconds After this time the sensor can be re activated by a single click of the ap OL H2S prn _ 20 9 0 operator button 20 9 0 co PPM CO2 XUOL 000 04 After a stabilisation time if the gas level still exceeds the threshold then the l sensor will be turned off and the cycle starts again z 20 91 0 co PPM CIS zval 010 04 S l From the 1st November 2010 EN60079 29 part 1 has been harmonised under the ATEX directive 94 9 EC Therefore to comply with the ATEX directive portable apparatus sensing flammable gases should have a functional check with gas before each day of use see Gas testing and calibration on page 34 Other testing regimes may be employed depending on local circumstances CROWCON Contents a A vw Prologue Operation Maintenance PC
38. icon Figure 14 Gas Pro indicators In the alarm state Gas Pro will vibrate its sounder will emit a rapid tone the alarm LEDs Q will flash red and blue the ve Safety indicator will be off in alarm the LCD display will also be red and highlight the gas in alarm CROWCON d A L e Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE 2 4 2 Pumped mode Pumped operation requires the use of the pumped flow plate which automatically activates the pump see Bump Pump functionality on page 33 Gas Pro can either be worn or used with hoses and probes to sample from spaces prior to entry The pump capacity in the Gas Pro is 0 5I m and will draw a sample of gas from 30m within 80 seconds Please note the expected losses for some gases below Please allow at least 3 seconds per meter of hose used Tube Type Standard AC0201 03 05 10 20 30 Tube length 5 metres 10 metres 30 metres Measurement Gas Name Loss Time Loss Time Loss Time CO 250ppm Carbon Monoxide Oppm 9s Oppm 20s 1ppm 79s H S 25ppm Hydrogen Sulphide Oppm 10s 1ppm 20s 6ppm 78S CH 2 5 VOL Methane 0 VOL 10s O VOL 20s O VOL 78s CO 5 VOL Carbon Dioxide 0 VOL 9s 0 VOL 20s 0f VOL 79s O 18 VOL Oxygen 0 VOL 9s 0 VOL 20s 0f VOL 79s D If Gas Pro is operated in pumped mode in combination with an exhaust pipe a set of bellows should be used inli
39. l display the home screen Gas Pro will create an event when the user is changed allowing traceability of the user 2 6 7 2 Pump setting 4 This function which is only present if the Gas Pro has an internal pump allows the user to turn the pump on or off Double click the operator button to select the function Single click the operator button to highlight the required symbol af to turn the pump on or Ne to turn the pump off and then double click The screen will return to the settings menu and after a few seconds will display the home screen If a flow plate is attached a sensor covered icon will be shown LI F3 2 6 7 3 Sounder volume ng This function allows the user to change the sounder volume Double click the operator button to select the function Single click the operator button to highlight the required symbol di for high volume 98dB or di for low volume 95dB then double click The screen will return to the settings menu and after a few seconds will display the home screen CROWCON d A L e Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE 2 7 Shut down To turn the Gas Pro off press and hold the operator button A 4 second countdown will start Hold the button down until the countdown has finished and the Gas Pro will shut down If you release the button before the countdown has finished the Gas Pr
40. like I Test offers simple fully managed testing with data capture as well as the ability to update configurations Flow Plate Gas Pro can also be tested simply by using the flow plate and applying gas D If Gas Pro is operated in pumped mode in combination with an exhaust pipe a set of bellows should be used inline e g flow plate 2cm maximum tube bellows 3000cm maximum tube CROWCON i O D Mm d A e Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE From the 1st November 2010 EN60079 29 part 1 has been harmonised under the ATEX directive 94 9 EC Therefore to comply with the ATEX directive portable apparatus sensing flammable gases should have a functional check with gas before each day of use Other testing regimes may be employed depending on local circumstances 3 2 Bump Test Functionality As part of the bump testing functionality Gas Pro offers the ability to allocate gas sensors fitted to the Gas Pro into different bump test groups These groups apply to both the speedy and smart bump functionality The groups available are Daily and Intermittent these can be configured via Portables Pro This allows a different gas test regime to be applied for different sensors inline with site company procedures The information below explains this in greater detail If
41. ne e g flow plate 2cm maximum tube bellows 3000cm maximum tube Gas Pro also has a specific pre entry mode see Section 2 6 5 on page 29 CROWCON d A L e Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty RI 2 4 3 Manual sampling If the internal pump option has not been chosen the hand aspirator may be used for pre entry checks and remote sampling This is not however recommended for sample hoses longer than 5 meters due to the amount of time and therefore squeezes it would take to get a repeatable sample to the sensors A water trap and filter should be used 2 4 3 1 Using the Hand Aspirator The hose end of the hand aspirator should be attached to the exhaust of the un pumped flow plate a sensors covered warming will be shown PI and the user should accept this The bulb should then be depressed whilst holding a finger over the inlet to ensure that a tight seal has been achieved The detector will at this point likely go into alarm this is due to the pressure effect on the oxygen sensor and the bulb of the aspirator should not return to the rounded shape If this does not happen reposition the flow plate and repeat the test Once the test is passed allow the O sensor to stabilise to 20 9 and then attach the required sample hose length to the inlet on the flow plate and commence sampling Depress the aspirator
42. o will continue to record levels of all the gases being monitored 2 5 5 Sensor types The Gas Pro can be fitted with the following sensor types e Oxygen e Electro chemical e Infra red IR e Pellistor e Photoionization Detector PID 2 5 5 1 Oxygen sensors These sensors are in the form of an electro galvanic fuel cell which is an electrical device used to measure the concentration of oxygen gas in the ambient air Set as default with both higher and lower alarm levels 2 5 5 2 Electro chemical sensors Electrochemical gas sensors measure the volume of a target gas by oxidising or reducing the target gas at an electrode and measuring the resulting current 2 5 5 3 Infra red sensors Gas is pumped or diffuses into the sample chamber and gas concentration is measured electro optically by its absorption of a specific wavelength in the infrared IR CROWCON d A L AD 4 Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE 2 5 5 4 Pellistor sensors Pellistor sensors or catalytic beads are specifically designed to sense explosive gases The detecting element consists of small pellets of catalyst loaded ceramic whose resistance changes in the presence of gas 2 5 5 5 Pellistor saver mode While in saver mode and the subsequent stabilise time the gas level displayed on the LCD screen will indicate over ran
43. o will resume operation 2 8 Additional Features The Gas Pro can be configured to allow and or change the following features 2 8 1 ve Safety ve Safety Positive Safety provides positive confirmation of detector status prior to deployment in the field or on return from site The front mount tri colour LED gives the Safety Manager or Supervisor the ability to see the status of the Operator s detector giving unrivalled visibility of the status of detectors deployed 2 8 1 1 ve Safety indicator meanings Green flash Detector is compliant to the site or user specific requirements as set within the configuration Amber double flash Detector is operational but requires attention One or more of the pre set flags has been triggered to change the status Red constant Indicates the detector is not within the specified criteria for use and should not be used Gas Pro is set at default to the Classic setting but can be configured to organisational requirements through the use of Portables Pro and or the I Test CROWCON d A L e Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE 2 8 2 Data and event logging The data log records gas levels for all sensors and has capacity for 45 000 logs 125hrs 10 sec intervals Threshold levels can be set using Portables Pro extending log capabilities The d
44. olour from green to red The LCD display will indicate the alarm has been triggered by exposure over time rather than instantaneously Levels are set for a short period of 15 minutes and a longer one of 8 hours f TWA alarms cannot be cleared The 8 hour TWA can be reviewed in the user menu see Section 2 6 4 on page 28 The TWA can only be cleared by turning the Gas Pro off see Shut down on page 32 Refer to Health and Safety guidelines on TWA alarms If TWA is monitored with the ve safety configuration the TWA ve safety alert is only cleared by downloading the datalog via Portables Pro CROWCON Contents a A L e Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty RIIT 2 5 4 Accepting and clearing alarms Alarm 1 Alarms will not be latched returning to non alarm state without user acceptance Alarm 2 Alarm can be turned off only when gas has returned to acceptable levels Setting Non latched Latch Accept Allows the user to silence alerts but remains in alarm Once gas has returned to acceptable levels the user needs to accept the state Alarm can be turned off only when gas has returned to acceptable levels Latched Alarm can be turned off only when gas Alarm can be turned off only when gas has returned to acceptable levels has returned to acceptable levels a While in alarm the Gas Pr
45. ould a flammable sensor be fitted check the label for the original calibration target 3 2 3 1 Procedure e If calibration is intended the instrument should have been zeroed manually within 15 minutes prior to the calibration attempt e Following a bump test failure leave the instrument in the Q test module or with the flow plate attached and the gas on e Wait for the calibration result screen indicated by the af or Ne e The Gas Pro then returns to normal operation During this process the new calibration values are stored to the instrument memory and the calibration dates are advanced by the configured interval commonly 1 month as the Gas Pro has not been through a formal service calibration routine dependant upon region setting If the gas test calibration fails this may be indicative of a more serious sensor issue including the need to replace sensors The instrument should then be serviced 3 3 New sensor calibration service Servicing or the fitment of a new sensor can only be undertaken by a suitably trained technician using the PC software and the appropriate gases In addition calibration should be performed as required by local or organisational regulations In the absence of suitable evidence such as a field assessment by a competent person Crowcon recommend regular service and calibration every 6 months CROWCON Contents a A L e Prologue Operation Maintenance PC software
46. r details Icon Be Col f S e Ce XD Description Signifies home screen Indicates Zero functionality Indicates Pre Entry Check PEC functionality Indicates Time Weighted Average TWA Indicates Pump fitment operation Indicates specified User Indicates Test Passed Time Indicates Calibration information PE GDCEF w APEL Description Indicates Battery information Indicates a Warning information Indicates Sounder functionality Indicates Settings functionality Indicates Peak functionality Indicates a Gas Test information Indicates unit Off functionality Date Indicates an Alarm CROWCON cs 15 Service and maintenance Gas Pro is designed to require minimal service and maintenance As with all electrochemical sensors however these will require periodic replacement a Ensure maintenance service and calibration are carried out in accordance with the procedures in the manual and only by trained personnel a A vw For further service or maintenance contact your local Crowcon agent or regional office for details reference the Crowcon Contacts section of the manual Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty RIIT CROWCON O O ech D Mm d A L AD 4 Prologu
47. rements EN 60079 0 2009 Explosive atmospheres Part 0 Equipment General requirements EN 60079 1 2007 Explosive atmospheres Part 1 Equipment protection by flameproof enclosures d EN 60079 11 2007 Explosive atmospheres Part 11 Equipment protection by intrinsic safety i amp 112 G Ex dia IIC T4 Gb Tamb 20 C to 55 C DEMKO 11 ATEX 1031772X UL Gas detector use in hazardous locations Class 1 Division 1 Groups A B C and D only as to intrinsic safety UL 913 7th Edition UL 60079 0 2005 4th Edition UL 60079 11 2002 1st Edition CROWCON d A e Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE Unpacking Remove the Gas Pro from the packaging The standard accessories are under the supporting trays The following items will be included as standard Box contents e Gas Pro e Quick Start Guide e CD Manual e Calibration report The following items are optional Optional items e Charger cradle e Charger lead see Power amp Communication Cables Technical Data e Flow plate standard for pumped units If you have ordered a charger and or cradle this will also be included in the box Further accessories are available but will not be contained in the box see Section 7 Gas Pro in the off state can be left on charge indefinitely Should the unit be deep discharged the charging in
48. res Water should not be allowed to collect on the sensors as this may impede gas diffusion Use with care in wet or humid environments where water may condense on the sensors and check response after use Persistent exposure to high levels of toxic gas can shorten the life of toxic sensors Toxic sensors may also be cross sensitive to gases other than their specific target gas and hence the presence of other gases may cause the sensor to respond If unsure contact Crowcon or your local agent Use of high power radio transmitters in close proximity to the instrument may exceed RFI immunity levels and cause erroneous indications If such problems are experienced remove antennae to a reasonable distance from the instrument e g 30 cm Standard units detect flammable gases using a catalytic flammable sensor which operates in the presence of oxygen It is advisable to check the oxygen concentration as well as the flammable gas concentration before entering a confined space Oxygen levels below 10 will reduce a flammable gas reading The performance of catalytic sensors may be permanently degraded if exposed to silicones sulphur containing gases such as H S lead or chlorine compounds including chlorinated hydrocarbons The performance of the PID sensor depends on the environment that is being measured If measuring high VOC concentrations where particulates are present in high concentrations check calibration frequently and if the sensor has
49. rranty dE 1 3 Charging Charging should only take place in non hazardous safe areas To charge simply plug the cable into the charging socket on the Gas Pro and turn on the mains supply see Figure 2 below If a charging cradle or vehicle cradle is being used ensure the Gas Pro fits firmly on to the power connector The charger must be able to supply 6 5V 450mA with an output voltage that does not exceed 9 1V Um Figure 2 Charger connection When off to show the Gas Pro is charging both LEDs within the alarm bars will flash red and will change to green once fully charged This state will continue until the trickle charge is complete Charging will then terminate showing no indication The screen will also show the battery icon filling in the middle of the screen when the Gas Pro is off and in the bottom left hand corner when it is on The battery icon contains a maximum of six segments to indicate the battery s state of charge For example with three segments shown and a fourth flashing the battery is 50 charged and when all six are shown the battery is fully charged Q see Figure 3 below Figure 3 Charging indications CROWCON d A L e Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE 1 4 Fitting a flow plate Aflow plate can be used for a number of applications including pumped operation
50. s Pro instructions for details CROWCON Contents d A vw Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE 7 Accessories Part Number CHO100 CHO101 CH0102 CH0103 CH0104 CH0105 CH0106 CH0107 CH0200 CH0202 CH0203 CH0204 ACO100 ACO101 ACO201 AC0203 AC0205 ACO210 AC0220 AC0230 ACO500 ACO511 AC0506 AC0507 AC0508 AC0509 AC0501 AC0502 ACO504 SS0726 Description Multiregion power lead includes CHO101 and CHO102 Multiregion power supply Charging lead USB communications lead not powered USB communication and power lead Gas Pro charger cradle no power Vehicle charging adaptor use with CH0102 5 Way multi region power supply Note only for use with charging leads with serial numbers greater than Wxxxxx INMETRO multi region power lead includes CHO101 and CH0202 INMETRO Charging lead INMETRO USB communications lead not powered INMETRO USB communication and power lead Gas Pro pumped flow plate Gas Pro unpumped flow plate 1M Standard tubing includes tube insert 3M Standard tubing includes tube insert 5M Standard tubing includes tube insert 10M Standard tubing includes tube insert 20M Standard tubing includes tube insert 30M Standard tubing includes tube insert Tube insert connection from tube to flow plate X 10 Elbow tube insert connection from tube to flo
51. second countdown screen will be displayed To confirm the end of the purge stage single click the operator button within the 10 seconds or the purge will continue CHA LEL 02 XUOL HZS PPM 1319 71 7 300 06 SAMPLING NN CHA LEL 02 xVOL H2S PPM 15 19 5 8 410 07 peak CHA LEL O2 VOL H2S PPM CO PPM CDS XZUOL 0 03 an PRE D dr CHA LEL 02 VOL HZS PPM M VOL 010 04 e a CROWCON d A L e Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE 2 6 6 Peak review lad Select this option from the Menu Screen to see the highest level of each gas detected during the session The menu offers the choice to display the peak gas level since the Gas Pro was powered up di that occurred during the last 8 hours 8 or during the last 12 hours 12 The peaks are cleared when Gas Pro is turned off 2 6 7 Settings tt The following settings can be altered by the user 2 6 7 1 User setting LA Up to 5 different users can be loaded into Gas Pro using the Portables Pro PC application Double click the operator button to select the function The screen will display the 5 user selectable icons to 6 Single click the operator button until the required user number is highlighted and then double click to select it The screen will return to the settings menu and after a few seconds wil
52. ser MmenUuS es 28 2 6 2 Home screen 28 2 6 3 Manual zero oe eee eee eee eee rannen aana 28 2 6 4 Time weighted average A eden a n e eee a ee eee EE 28 2 6 5 Pre entry check PEC re 29 2 6 5 1 Starting a Pre entry check ee 29 2 6 5 2 Carrying out a Pre entry check 30 2 6 6 Peak review h 31 2 6 7 Settings ZE 31 2 6 7 1 User setting PLA SE A SHOE EBA NAMANA Aman bee 31 2 6 7 2 Pump setting fe 31 2 6 7 3 Sounder volume ng MIA 31 2 GEHEIERT NG NG GR n che 32 2 8 Additional FeatureS 0 ccc ee 32 2 8 1 ve DAN E ki ao krie E Sede hE oe oe heed ke tae SER AA 32 2 8 1 1 ve Safety indicator meanings 32 2 8 2 Data and event IOQGQINQ eoresesesennno 33 2 8 3 Bump Pump functionality a 33 A KE CROWCON 3 Gas testing and calibratiON orou 34 3 1 Introduction wl l n nn nn n non n n n non n n n non n n n non n n n non nn n nn na non non n 34 b 3 2 Bump Test FunctionalitY e rese ee 35 3 2 1 Speedy bump za ka eden fb pk kal vap a di r k da e ni fl Pip pk 36 3 2 1 1 PFOCEQUFE EE 36 3 2 2 Smart buMp DEEN 36 3 22 1 PIOCCOULE pn 4ce4n coe Gan fekrr eee sede EGR A n 36 3 2 3 Calibration after bump fail 0 000 es 37 3 2 1 PFOCCOWS ame LIRA ELY eee ee W A 6 chee ne eee eres 3 3 3 New sensor calibration service 0000 cee no n nn n nn n nn n nan 37 3 4 Gas t
53. ters of this test are configurable via Portables Pro 3 2 2 1 Procedure gt Either place the Gas Pro in a Q Test module or attach a flow plate to the Gas Pro gt Select Bump see Bump Pump functionality on page 33 The screen will show Gas on b Attach the gas bottle and turn it on gt After a time depicted by a time bar at the base of the display the display will show if the gas es being tested have passed or failed Gases not being tested will display 24 Note Smart bump functionality is not available for the PID sensor If Gas Pro is configured for smart bump only a speedy bump will be performed on the PID sensor CROWCON d A L e Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE 3 2 3 Calibration after bump fail If any channel fails speedy bump or smart bump then Gas Pro can be configured via Portables Pro to perform a calibration after bump fail immediately after the test failure P Calibration should only be performed with appropriately accurate gas As this test immediately follows a speedy or smart bump if calibration after bump fail is configured the speedy or smart bump test will need to undertaken with calibration quality gas D Ensure the gas applied matches the configuration settings in the Gas Pro or the test will fail This can be done via Portables Pro E Sh
54. w plate X 10 Chest harness plate Chest harness straps 2 per pack Single strap 6M Drop line includes D ring clip Inline filter for pumped units Water trap including filter Hand aspirator bulb Exhaust Bellows CROWCON a A wv Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE Part Number AC0301 AC0303 ACO512 ACO103 Description 1m reactive gas tubing TygothaneG 3 2mm ID including tube insert 3m reactive gas tubing Tygothane 3 2mm ID including tube insert Ball float probe Calibration flow plate for PC Calibration no magnet CROWCON Contents d A L AD 4 Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty dE 8 Specification Detector type Gases Size d x x w Weight Alarms Display Data logging Event logging Battery Sampling Operating temperature Storage Humidity Ingress protection Approvals Compliance Interface Charging Options Multi gas monitor O H S CO CO FLAM Pellistor CH C H CH C H1 C H C H SO CL CLO NO NO NH O PID FLAM IR CH C H CH 43 x 130 x 84 mm 1 7 x 5 1 x 3 3 inches 5 gas pump 362g 12 70z 5 gas un pumped 333g 11 7oz 4 gas pump 340g 11 90z 4 gas un pumped 309g 10 80z
55. wv Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty RIIT Fault codes N A 71 Symtom Error Icon Message Bump Test Fail Lock Battery low TH 9 2 2 Fault codes The following fault codes are not fixable by the user and the instrument should be sent to an authorised service agent Cause The monitor has not been gas tested in the defined period and the gas test lock function has been activated Battery Low about 20 to 30 minutes before switch off Fault code 4 5 6 7 8 11 12 13 14 15 16 17 19 20 25 26 27 28 29 30 50 51 52 53 54 The monitor needs calibration Exit the hazardous area as soon as possible and recharge battery CROWCON Contents a A vw Prologue Operation Maintenance PC software Accessories Specification Troubleshooting Appendices Warranty RIIT 10 Appendices 10 1 Sensors Crowcon Sensor part no 10 1 1 Toxic Gas CO H S SS0300 NH SS0306 CL SS0305 CLO SS0308 SO SS0304 O SS0309 CO SS0301 CO SS0301 CO SS0302 HS SS0303 NO SS0310 NO SS0311 2 Range 0 500 0 100PPM 0 100PPM 0 1PPM 0 20PPM 0 500PPM 0 2000PPM 0 100PPM 0 100PPM 0 5PPM 0 1PPM 0 2000PPM H Filtered 0 20PPM CROWCON d A vw Prologue Operation Maintenance PC software Accessories Spe

Gas Pro Manual - Crowcon Detection Instruments

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