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TX6377 User Manual

1. 7 From the eModule Setup Menu select Calibrate The Sentry will ask for a Security Code enter the Security Code and select OK Oxygen Methane Carbon Dioxide E CARBON MONOAIDE FFM CARBON SEE C 20 9 amp LI 2 rar n L E CARBON MOMOASIDE BE CARBON MONOXIDE SE RES moog 40 TX6377 UM EN Rev01 www trolex com TX6377 User Manual Zero 1 The display will show an arbitrary reading 2 Open the valve and apply oxygen from the test gas cylinder at a rate of 0 5 litre min 30 cu in min to clear any gas from the sensor Checkpoint The carbon dioxide sensor displayed on channel E must have Nitrogen of 100 v v applied NOT clean air to Zero the sensor 3 Wait for the reading to settle at a stable value not necessarily O 4 When stable select OK to Zero the reading 5 Close the valve and stop the supply of oxygen or nitrogen for the carbon dioxide sensor 6 Disconnect the application tube from the gas hood 7 Use the Navigation Keypad scroll to Span and select OK www trolex com TX6377 UM EN Rev01 41 TROLEX lt Check 1 42 The display shows the Span value of gas that the Sentry expects to be used during calibration Check the Span value of gas displayed against your test cylinder The correct value of Span gases are as follows Sensor A carbon monoxide 50 ppm Sensor B carbon monoxide 500 ppm Sensor C oxygen
2. Checkpoint The eModules are location specific and cannot be fitted in a different location All Sentry s have insert coding stops fitted to ensure that eModules can only be fitted in the correct location 8 Using a suitable size flat blade screwdriver turn the module retainer screw clockwise to secure the eModule 9 Repeat for all eModules to be replaced 10 After fitting the four eModules close the Sentry front panel and secure using the six captive screws and a cross head screwdriver Checkpoint Tighten the six screws evenly to avoid the possibility of distorting the Sentry front panel DO NOT OVER TIGHTEN the six screws EITHER 11 Put all removed eModules into the postage paid and pre addressed Jiffy bag and return them to your local Trolex service agent for calibration OR 11 Calibrate the eModules using the Base Maintenance Kit 12 The calibration certificates supplied with the new eModules must be retained with the Sentry maintenance records until the next six monthly maintenance task 38 TX6377 UM EN Rev01 www trolex com TX6377 User Manual 13 After the completion of all maintenance update the maintenance records Checkpoint If the Sentro eModules are replaced then a Bump Test MUST be carried out in accordance with section 7 1 6 Lco Gaming Visual 71 5 2 Sentro eModules Calibrate using Screen Handle Alarm Switch Charging Socket test ga
3. 0 to 95 non condensing 700 to 1300 mbar Reinforced polymer anti static suitable for use in hazardous areas EMC compliant 15 kg 33 Ib High brightness area warning flashing alarm and audible alarm Integral audible sounder 81 db at 300 mm 12 inches Mute function Natural diffusion for refuge sampling Manual gas pump assisted gas manifold for exterior sampling TX6377 UM EN Rev01 9 TROLEX lt Display Function programming Data logging 10 TX6377 UM EN Rev01 128 x 64 pixels graphic LCD screen with backlight illumination Alarm indicators for all four sensor inputs Simultaneous readings of all sensor input levels Individual reading of all sensor input levels with Min and Max data retention not applicable to carbon dioxide Graphic Trend display of individual sensor values not applicable to carbon dioxide Scrolling display of Logged data not applicable to carbon dioxide Keycode security barrier enabled by default One factory programmed setpoint alarm level Warning alarm set for Over for each sensor input Two factory programmed setpoint alarm levels Warning alarm set for Over and Under for oxygen sensor input only Factory programmed audio visual alarm functions indicate Warning alarms Factory programmed discrete alarm for sensor fault 24 hour clock and calendar Automatic period logging Default log period of 90 secs does not log carbon dioxide readings 4000 readings per sensor w
4. 23 v v Sensor D methane 2 5 v v Sensor D methane 100 v v Sensor D carbon dioxide 4 v v If the two values match use the Navigation Keypad scroll to Accept and select OK Proceed to the Calibrate Span procedure If they do not match then proceed as follows use the Navigation Keypad scroll to Change and select OK With Expected highlighted select OK TX6377 UM EN Rev01 CARBON MONOXIDE SPAN VALUE 500 EAFECTED CHANGE 88458 COLUIT A CARBON MONOXIDE SPAN VALUE 500 EXPECTED CHANGE 88458 COLUIT A CARBON MONOXIDE SPAN VALUE 500 EXFECTED Er ACCEPT QUIT CARBON MONOXIDE SET NEW SPAN VALUE EXPECTED 350 SET CANISTER VALUE ACCEPT 1 QUIT www trolex com TX6377 User Manual CARBON MONOXIDE 6 With the first digit highlighted use the SET NEW SPAN VALUE Navigation Keypad scroll up or down EXPECTED 80 on the first digit to the required Span value on your test cylinder SET CANISTER VALUE ACCEPT QUIT N Scroll right to the second digit Repeat the above for the second and third digit in Span and select OK 8 Scroll to Accept and select OK 9 Continue with Calibrate Span as described in the following section Calibrate Span Using a Test Gas of an Expected Value 1 Connect the gas application tube from the appropriate test gas cylinder to the gas hood fitted to the corresponding gas port of the module being calibrated 2 Open
5. JENUEJA TROLEX lt 2 TX6377 UM EN Rev01 www trolex com TX6377 Sentry Contents 1 BBR WD N N 1 8 1 1 8 2 3 1 3 2 4 1 4 2 4 3 4 4 4 5 Product Overview Operating Features Application Product Options Dimensions TX6377 Sentry Front View TX6377 Sentry Side View Technical Information Electrical Details Sentro eModules Gas Sensing Modules Sentry Environmental Monitoring Internal Environmental Monitoring External Environmental Monitoring Certification Contents of Sentry Package TX6377 Version TX6377 10 Version Installing Safety Precautions Tools and Test Equipment Required Sentry Operation Siting Recommendations Sensor Management Setup and Calibration www trolex com 5 14 15 4 OF DO 19 5 1 5 1 5 1 2 5 1 3 5 2 5 21 5 2 2 5 2 3 5 2 4 5 2 5 5 2 6 1 5 3 7 1 7 1 7 1 7 1 7 1 71 7 1 7 1 o hh 1 2 3 TX6377 User Manual Controls and Indicators Front View Side View Navigation Start up Screen Base Screens Detailed Sensor Input View Mono View Minmax View Trend View Log View Sentry Security Barrier Audio Visual Alarm References First Level Maintenance Repair and Spares Sentry Planned Preventative Maintenance Introduction Tools and Materials Sentry Parts and A
6. airlock This measurement is carried out with the TX6377 Sentry in the airlock with the miners who use the hand pump to draw a sample of the atmosphere into the manifold refer to Sentry Quick Start Guide TX6377 QS EN 01 The channel B carbon monoxide and channel D methane readings on the display give these measurements Checkpoint With the manifold fitted the carbon monoxide low reading on channel A will indicate zero as the sampled atmosphere is not applied to this sensor This protects the sensor from possible exposure to very high concentrations of gas 68 TX6377 UM EN Rev01 www trolex com TX6377 User Manual If necessary purge the airlock in accordance with the instructions supplied by the refuge alternative manufacturer The first group of miners can move from the airlock into the main chamber If further groups of miners are waiting to access the refuge alternative the TX6377 Sentry can temporarily remain in the airlock for each group to use in the same way The last group of miners to enter should transfer the TX6377 Sentry into the main chamber with them to enable the atmosphere within the chamber to be monitored see section below If further groups of miners arrive later the airlock atmosphere can be monitored by those within the main chamber by using the TX6377 Sentry with the manifold and hand pump The sampling tubes sample and exhaust are placed through holes in the chamber airlock wall provided by the refuge al
7. condition and ready for use in an emergency event Trolex strongly recommends that you carry out regular planned preventative maintenance and keep records of the maintenance carried out The planned preventative maintenance for Sentry consists of a number of tasks carried out at regular intervals on a cumulative basis ie at 18 months do the 18 month jobs AND the six month jobs These tasks are listed in the maintenance schedule below Sentry carbon monoxide eModules Sentry carbon dioxide methane eModule Sentry Rear Half Battery Pack www trolex com Task Type om Interval Check Hales 6 months Check 71 4 6 months Calibrate ALS 6 months Bump Test 71 6 6 months Stow pue 6 months Charge HAL 6 months Replace 71 8 18 months Replace TAS 3 years Replace LLO 3 years Replace ALAM 3 years TX6377 UM EN Rev01 29 TROLEX lt Checkpoint The optimum ambient storage temperature range for the Sentry rear half battery pack is to 30 C 32 to 86 F If Sentry rear half battery packs are stored at higher temperatures they will need to be recharged and replaced at more frequent intervals than those specified above Please contact the Trolex technical department if you need further advice 71 2 Tools and Materials Six Month Tasks To carry out the six month planned preventative maintenance tasks you will need the following items EITHER 1 A Sentry Minor Service Kit 2 Flat blade and a cross head screwdrivers 3 Opti
8. for use in confined spaces and refuge chambers e Pre calibrated plug in Sentro eModules to continuously monitor four atmospheric gases e Carbon dioxide e Carbon monoxide separate low and high sensors e Methane e Oxygen e LCD screen e Pre configured built in audio visual alarms e Heavy duty impact resistant housing to IP65 e EMC compliant www trolex com TX6377 UM EN Rev01 5 TROLEX lt e Data logging on all five channels carbon dioxide carbon monoxide low and high methane and oxygen e Rechargeable plug in battery pack provides over 192 hours of operation e Natural diffusion for internal sampling or manual gas pump manifold application for external sampling 1 2 Application The Sentry environmental monitoring system can be stored for long periods of time in refuge chambers or confined spaces ready for immediate use if an emergency event occurs Plug in pre calibrated gas sensing eModules will then continuously monitor a range of four atmospheric gases operating a clear display of current and historic accumulated data of all the measured gas concentrations A waterproof Navigation Keypad gives direct access to the information e Instantaneous gas concentration display e Detail information display of each gas sensor e Minimum and maximum readings reached e analysis e 4000 points of data logging with time and date stamp Inbuilt audio visual alarms provide discrete alerts of gas concentration levels exceeding facto
9. gases to perform a bump test a canister of mixed test gas can also be supplied by Trolex To order a canister of mixed test gas for bump testing or get advice on sourcing test gas locally contact service trolex com The Minor Service Kit K56377 02 contains the following Description Quantity Part No A set of four eModules calibrated and ready to 1 N A install A calibration certificate for each eModule 1 N A A pre addressed Jiffy bag for return of the 1 N A removed eModules to Trolex IPR number for return of goods through 1 N A customs Instruction leaflet describing how to install the 1 N A eModules This kit can be ordered from Trolex Product Support via service trolex com 64 TX6377 UM EN Rev01 www trolex com TX6377 User Manual 10 1 3 Base Maintenance Kit Base Maintenance Kit Trolex part number KS6377 01 The Base Maintenance Kit is required if you choose to carry out the Sentry six month eModule calibrate task 7 1 5 2 using test gas applied directly to the eModules You will also need the Base Maintenance Kit if you choose to calibrate swapped out eModules using test gases instead of returning them to your local Trolex service agent In addition to the Base Maintenance Kit you will also require calibration gases and gas regulators as detailed below These can be obtained locally or from your local Trolex service agent Further details are available from service trolex com You may also wish to purchase a spare set o
10. the Sentry for signs of wear and damage as follows Sentry 1 Check the exterior of the Sentry for cracks penetration water ingress battery electrolyte leak signs of being dropped or other damage 2 Check that the metal top plate is free from damage deformation and is securely attached 3 Check that the carrying handle is securely attached 4 Check the base plate is free from damage and distortion 5 On the rear half check that the Quick Start Guide is attached undamaged and in legible condition 6 Check the charging socket is free from damage securely attached and the cover is in place 7 Check that the six safety latches are present free from damage deformation and are securely attached 8 Check the LCD screen is clear and free from damage 9 Check that the Navigation Keypad and OK key are free from damage 10 Check the audio visual alarm indicators are free from damage 11 Check that the gas manifold is present is secured in place by two thumb screws is undamaged and a gas manifold port plug is fitted to both gas manifold ports TX6377 UM EN Rev01 33 TROLEX lt 11 12 13 14 Check that the gas manifold is present is secured in place by two thumb screws is undamaged is fitted with an Inlet label is fitted with and Exhaust label and a gas manifold port plug is fitted to both gas manifold ports Check that the Maintenance Record Label is fitted and is legible Replace as nec
11. the front and rear halves Lift the front and rear halves off the base plate Release the two half safety latches that secure the front and Base plate half rear halves together and separate the front and rear halves 3 Check the battery pack is within the end date of its usable life The end date of the battery pack usable life is on a label applied to the battery pack 4 If any Sentry rear half battery pack is beyond the end date of its usable life or will be beyond the end date of its usable life within the next six months immediately remove it from service and dispose of in accordance with the instructions in section 7 6 5 Replace the battery with a new battery from the Sentry Major Service Kit Rear Checkpoint Ensure the replacement Sentry rear half battery pack has a Sentry Quick Start Guide TX6377 QS EN attached to the rear in a clear wallet 6 After the completion of all maintenance update the maintenance records 50 TX6377 UM EN Rev01 www trolex com TX6377 User Manual 71 12 Sentry Rear Half Battery Pack Charge Checkpoint This maintenance task CANNOT be carried out underground To charge the Sentry rear half battery pack 1 Check the battery pack is within its usable life The end date of the battery pack usable life is on a label applied to the battery pack Checkpoint Do not use a battery underground if it is beyond the end date of its usable life
12. the valve and apply test gas at a rate of 0 5 litre min 30 cu in min to clear any oxygen from the sensor 3 Wait for the reading to settle at a stable value this is not necessarily the Span gas value and select OK when stable www trolex com TX6377 UM EN Rev01 43 TROLEX lt 4 Select OK again if the display value continues to shift 5 Use the Navigation Keypad scroll to Done or Quit in the toolbar and select OK 6 Shut the valve and stop the supply of test gas to the sensor Disconnect the application tube from the gas hood 7 Scroll to the Base Screens and select OK 8 Repeat the calibration process for all four Sentro eModules fitted to the Sentry Checkpoint The Sentro eModule fitted to the Sentry in location D must be tested three times Once each for methane low 0 to 5 99 methane high 6 to 100 and carbon dioxide 9 If any Sentro eModule fails to show the correct gas concentration reading during calibration it must be removed from the Sentry and a new eModule fitted You must carry out a Bump Test on the new eModule in accordance with 7 1 6 to ensure it functions correctly 44 TX6377 UM EN Rev01 www trolex com TX6377 User Manual 10 Switch off the Sentry remove the gas hood refit the gas manifold and secure with two thumbscrews Tighten thumb screws by hand but DO NOT OVERTIGHTEN 11 After the completion of all maintenance update the maintenance records www tr
13. 000ppm complete with calibration certificate 10005 Trolex Sentro eModule oxygen complete with 1 1X6350 01 257S calibration certificate Sentry User Manual i TX6377 UM EN Sentry rear half battery pack 1 TX6377 50 www trolex com TX6377 UM EN Rev01 67 TROLEX lt 11 Appendix D Checkpoint The deployment and use of the TX6377 Sentry will depend on the design of the refuge alternative in which it is to be used The following information is provided as an example only 11 1 Example Deployment and Use of TX6377 Sentry in Refuge Alternative covered by 30CFR Parts 7 amp 75 When the TX6377 Sentry is to be deployed it must first be removed from the airtight waterproof and rodent proof storage container The unit is activated by pushing the power button on the top of the battery module On powerup the unit enters a warm up routine and within 2 minutes automatically displays the measured gas concentrations on the LCD During this period the sealing bungs are to be removed from the manifold and the sampling tubes and hand pump fitted to the manifold refer to Sentry Quick Start Guide TX6377 QS EN 01 The TX6377 Sentry is suitable for both refuge alternative designs that incorporate an airlock and refuge alternative designs that do not incorporate an airlock 11 1 1 Refuge Alternative with Airlock Monitoring Atmosphere within the Airlock If required by the refuge alternative manufacturer check the gas concentration in the
14. 2 Plug your Sentry battery charger into the mains power supply Checkpoint Only use the Sentry battery charger to charge a Sentry rear half battery pack DO NOT use any other battery charger to charge a Sentry rear half battery pack DO NOT use the Sentry battery charger to charge any other battery 3 Unscrew and remove the cap covering the battery charging socket on the Sentry rear half battery pack 4 Fit the Sentry battery charger charging plug to the battery charging socket and secure with the threaded collar 5 Switch on the mains supply to the battery charger Check the red LED fast charge on the battery charger illuminates Charge the Sentry rear half battery pack for 48 hours www trolex com TX6377 UM EN Rev01 51 TROLEX lt Checkpoint The battery charger will automatically reduce the charge level to the Sentry rear half battery pack to prevent overcharge 6 After 48 hours check the green LED float charge is illuminated on the Sentry battery charger Switch off the battery charger and remove the charging plug from the Sentry rear half battery pack Refit the cap to the battery charging socket 7 After charging fit a 0 5 A ammeter FLUKE model 179 or similar across the rear half battery pack power connectors Switch on the battery pack and check the output current is 1 2 A for 5 seconds If the output current is less than 1 2 A for 5 seconds remove the battery pack from service an
15. C D Oxygen Methane Carbon Dioxide TX6377 User Manual 71 5 1 Sentro eModules Calibrate by replacement The Sentry sensing eModules are easily and conveniently replaced in seconds They simply plug in to the Sentry unit with no special tools required A minimum of hand tools is all that is required for replacement They are Trolex pre calibrated to specific measuring parameters and need no precision calibration facilities Once removed the set of eModules can either be returned to Trolex for calibration or calibrated for reuse using the Base Maintenance Kit Using the Minor Service Kit replace the complete set of four Sentry sensing eModules as follows 1 Refer to section 4 1 Safety Precautions for details of precautions to be taken before starting maintenance work on the Sentry Identify the eModules to be replaced On the front of the Sentry use a cross head screwdriver and remove the six screws securing the front panel of the Sentry There are three screws at the top and three at the bottom 4 Swing the front panel out of the way 5 Using a suitable size flat blade screwdriver turn the module retainer screw anti clockwise to release the eModule 6 Remove the eModule from the module bay 7 Insert the replacement eModule into the module bay ensuring that the connector is fully engaged Ensure the seal on the top of the eModule is intact and firmly attached Go TX6377 UM EN Rev01 37 TROLEX lt
16. LEX lt 5 2 Start up Screen To powerup the Sentry press the On Switch down The On Switch is located on the top of the Sentry on the right side near the rear When the Sentry unit is initially powered up the Start screen will be displayed for a few seconds The Start screen displays basic information about the Sentry system such as software version date and time 5 2 1 When initial power up is complete the first of the two Base screens will appear The Base screens display the following Base Screens e Screen 1 Sensor Inputs Overview 1 showing channels A to D e Channel A carbon monoxide low range e Channel B carbon monoxide high range e Channel C oxygen e Channel D methane e Screen 2 Sensor Inputs Overview 2 showing channel E e Channel E carbon dioxide Use the Navigation Keypad to scroll through the five channels When powered up the Sentry will continuously automatically scroll between Sensor Inputs Overview 1 and 2 The screens will scroll approximately every five seconds 22 TX6377 UM EN Rev01 SENTAY Sensor Station Software Ul l 19 07 2013 13599539 LED D Z i e Dat OF 06 20 CARBON MONOASIDE FFM SAREOR et C E HOT FITTED DJ 2 FITTED LI H NOT FITTED www trolex com www trolex com EI OAYGEN 20 5 a TX6377 User Manual Sensor Inputs Overview 1 amp 2 Sensor Inputs Overview 1 amp 2 display t
17. bility to determine the concentrations of carbon dioxide carbon monoxide oxygen and methane outside the structure This is done with the TX6377 Sentry by fitting the manifold and using the hand pump to draw a sample of atmosphere from outside the structure using holes in the wall provided by the refuge alternative manufacturer for this purpose The level of carbon monoxide reading is indicated by the channel B carbon monoxide display During this measurement the sample must be exhausted outside the structure 11 1 2 Refuge Alternative without Airlock Monitoring Atmosphere within the Chamber The TX6377 Sentry is taken directly into the chamber with the miners If required by the refuge alternative manufacturer check the gas concentration in the chamber This measurement is carried out with the TX6377 Sentry by using the hand pump to draw a sample of the atmosphere into the manifold refer to Sentry Quick Start Guide TX6377 QS EN 01 The channel B carbon monoxide and channel D methane readings on the display give these measurements Checkpoint With the manifold fitted the carbon monoxide low reading on channel A will indicate zero as the sampled atmosphere is not applied to this sensor This protects the sensor from possible exposure to very high concentrations of gas If necessary purge the chamber in accordance with the instructions supplied by the refuge alternative manufacturer At this point the manifold is removed fr
18. ccessories Check Sentry Check Sentro eModules Calibrate Sentry Bump Test Sentry Stow Sentry Oxygen eModule Replace TX6377 UM EN Rev01 19 19 20 21 22 22 24 25 26 26 27 27 28 29 29 29 30 32 33 36 46 47 48 TROLEX lt 71 9 Sentry Carbon Monoxide 10 1 Service and Maintenance Kit eModules Replace 48 Details 63 71 10 Sentry Carbon Dioxide Methane 10 1 1 Introduction 63 eModules Replace 49 10 1 2 Minor Service Kit 64 71 11 Sentry Rear Half Battery 10 1 3 Base Maintenance Kit 65 Pack Replace 50 10 1 4 Interim Service Kit 67 71 12 Sentry Battery Charge 51 10 1 5 Major Service Kit 67 72 Sentry Repair 53 1 Appendix D 68 73 Sentry Post Emergency 11 1 Guidelines for Deployment Event Overhaul 53 and Use of TX6377 Sentry in 74 Maintenance Records 53 Refuge Alternatives covered 75 Maintenance Log 54 by 30CFR Parts 7 amp 75 68 76 Disposal 55 11 1 1 Refuge Alternatives with 77 Recommended Spares 56 Airlocks 68 8 Appendix A 57 11 1 2 Refuge Alternatives without 8 1 The Sentry Quick Start Guide 57 Airlocks 70 9 Appendix B 61 Disclaimers 72 9 1 Sentry eModule Trademarks 72 Replacement Instructions 61 Document History 72 10 Appendix C 63 Contact Details 72 4 TX6377 UM EN Rev01 www trolex com TX6377 User Manual 1 Product Overview TX6377 Sentry front view 1 1 Operating Features e Integrated battery powered transportable environmental monitoring system
19. d replace with a working battery pack 8 Store the Sentry rear half battery pack in a suitable location ideally with an ambient temperature below 30 C 86 F Checkpoint The optimum ambient storage temperature range for the Sentry rear half battery pack is 0 to 30 C 32 to 86 F If the Sentry rear half battery pack is stored at higher temperatures it will need to be recharged and replaced at more frequent intervals than specified Please contact the Trolex technical department if you need further advice 9 After the completion of all maintenance update the maintenance records 52 TX6377 UM EN Rev01 www trolex com www trolex com TX6377 User Manual 7 2 Sentry Repair Should your Sentry become damaged and require repair immediately remove it from service and contact your local Trolex service agent 73 Sentry Post Emergency Event Overhaul If your Sentry is used in an emergency event the following task MUST be completed 1 Return your Sentry to your local Trolex service agent The Sentry will be overhauled as follows e Manual gas pump gas sample hoses flow indicator and gas manifold will be replaced e All four Sentro eModules will be replaced e A full inspection of the interior exterior and all components e Anew Sentry Quick Start Guide e A full system test e battery discharge test e Abattery charge e Calibration 74 Maintenance Records Implement a planned preve
20. eckpoint Sentro eModules can be replaced underground even when the Sentry is powered up and in use TX6377 UM EN Rev01 31 TROLEX lt 7 1 3 Sentry Parts and Accessories Cai Visual C h eck ae Handle Alarm Switch Charging Socket Checkpoint This maintenance task can be carried out Safety underground 1 Open the Sentry storage location and check that the Sentry is present and correctly stowed lf 2 Check all four parts of the Sentry are 3 present A ae e Sentry front half complete with gas TT ee Pat manifold e Sentry rear half battery pack complete with Sentry Quick Start Guide TX6377 QS EN attached e Sentry base plate e Sentry gas sample kit containing manual gas pump gas sample hoses flow indicator 3 Replace any missing items as necessary 4 Remove the Sentry from the storage location and place it in a location where it can be safely maintained 5 After the completion of all maintenance update the maintenance records 32 TX6377 UM EN Rev01 www trolex com LED Carrying Visual On Screen Handle Alarm Switch Charging Socket Latch A 7 Plate Carrying Handle Visual Alarm SS Charging Socket Safety Latch Im c Base i 0220 www trolex com TX6377 User Manual 71 4 Sentry Check Checkpoint This maintenance task can be carried out underground Check all items of
21. entry by unscrewing two Thumb Screws on front of Gas Manifold Press On Switch down to power up Sentry The LCD Screen will illuminate for TEN seconds Sentry is now measuring internal gas levels After power up wait TWO minutes to let internal gas level readings stabilise Check internal gas level readings on LCD Screen Default Alarm Setpoints Trolex Limited 9 www trolex com Page 1 of 3 TX6377 QS EN Rev01 TX6377 UM EN Rev01 Thumb On switch screws Gas Manifold LCD screen TROLEX lt www trolex com TX6377 gt 4 When required test external gas levels Refit Gas Manifold to Sentry ensure Gas Manifold Ports are pointing downwards and secure with two Thumb Screws Evenly tighten two Thumb Screws by hand but DO NOT OVERTIGHTEN 5 Press up Black Collar and remove red Gas Manifold Port Plug fitted to each of two Gas Manifold Ports Fit end of Gas Exhaust Hose plain hose to left Gas Manifold Port Exhaust Fit end of Gas Inlet Hose nearest Manual Gas Pump to right Gas Manifold Port Inlet Push other ends of gas hoses through gas sample aperture in refuge 6 To operate Manual Gas Pump squeeze until empty release allow to refill and squeeze again Operate Manual Gas Pump for a minimum of ONE minute If Manual Gas Pump DOES NOT refill remove Inlet Hose Number 1 blow to remove obstructions refit Inlet Hose Number 1 and operate pump for a minimum of ONE minute Check e
22. essary If any part of the Sentry shows any signs of damage deformation or missing parts immediately remove it from service and replace it with a working Sentry Return the defective Sentry to your local Trolex service agent for repair and testing Sentry Battery Pack 1 34 Disassemble the Sentry as follows release the four safety latches that secure the base plate to the front and rear halves Lift the front and rear halves off the base plate Release the two safety latches that secure the front and rear halves together and separate the front and rear halves On the front half check the power connectors are free from damage and securely attached Replace the Sentry rear half battery pack and exchange it for a fully charged rear half battery pack in good working order On the removed rear half battery pack check the battery pack is within its usable life The end date of the battery pack usable life is on a label applied to the battery pack TX6377 UM EN Rev01 Carrying Handle www trolex com www trolex com TX6377 User Manual Checkpoint Do not use a battery underground if it is beyond the end date of its usable life 5 Remove the discharged rear half battery pack from the mine and recharge it in a safe area in accordance with the instructions in task 71 12 If the removed rear half battery pack shows any signs of damage deformation or missing parts immediately remove from
23. every three years Sensitivity Electrochemical cells for carbon monoxide will also respond to certain cross interfering gases notably hydrogen and ethylene but at lower levels Flammable Be aware that some toxic gases are also flammable at high percentage concentrations Discrimination Infrared sensors are highly specific to the defined gas type and may NOT respond to other similar gases Toxicity Be aware that most flammable gases and vapours are also toxic at low concentrations of LEL 4 2 Tools and Test Equipment Required No special tools or test equipment are needed www trolex com TX6377 UM EN Rev01 17 TROLEX lt 4 3 Sentry Operation Operation of the Sentry is described in the Sentry Quick Start Guide TX6377 QS EN a copy of it is attached to the Sentry rear half battery pack 4 4 Siting Recommendations The installation needs to be considered in its own right with reference to safety authorities and in compliance with mandatory local safety regulations The Sentry must be operated in accordance with the User Manual and Quick Start Guide TX6377 QS EN to maintain safety reliability and to preserve safety integrity where applicable It is important that the Sentry is located in positions determined in consultation with those who have specialised knowledge of the installation and of the principles of gas dispersion 4 5 Sensor Management A very important part of the Sentry environmental monitoring s
24. f eModules to enable a rolling calibration program The Base Maintenance Kit KS637701 contains the following Description Quantity Part No Sentro test rig 1 P5550 03 01 Sentry battery charger 1 IPSOS Sentry User Manual 1 TX6377 UM EN Video or Skype training session from service 1 N A and support Sample copy of a calibration certificate 1 N A Checkpoint Customers should be aware of the lifespan of eModules as listed in the User Manual section 71 1 The oxygen eModule must be replaced every 18 months using the Interim Service Kit and all eModules are replaced after 36 months using the Major Service Kit KS637704 www trolex com TX6377 UM EN Rev01 65 TROLEX lt Optional Items The following test gases and associated equipment are also required to enable calibration of the e modules either in the mine or in the Sentro test rig The gases may be purchased locally or can be ordered from Trolex These test gases are available from Trolex in the sizes 34 litre 9 US gal 58 litre 15 5 US gal or 110 litre 29 US gal For advice on ordering gases contact service trolex com Test Gases Description Carbon dioxide 496v v in balanced air or nitrogen Carbon monoxide 50ppm in balanced air Carbon monoxide 500ppm in balanced air Methane 10096 v v Methane 2 596 v v in balanced air or nitrogen Oxygen 2396 in balanced nitrogen Nitrogen 10096 Associated Equipment Description Gas regulators to suit the above
25. fter fitting the eModules close the Sentry front panel and secure using the six captive screws and a cross head screwdriver Checkpoint Tighten the six screws evenly to avoid the possibility of distorting the Sentry front panel DO NOT OVER TIGHTEN the six screws 11 Ensure the Sentry is switched on 12 Wait two minutes for the background gas concentration readings to stabilise 13 Continue normal operation of the Sentry including testing the outside gas concentration when required Trolex Limited 9 www trolex com Page 1 of 1 TX6377 RI EN RevO1 17 March 2014 TROLEX lt 62 TX6377 UM EN Rev01 www trolex com TX6377 User Manual 10 Appendix C 10 1 Service and Maintenance Kit Details 10 1 1 Introduction Maintenance of the Sentry must be carried out every 6 months as specified in section 71 1 One of the tasks to be carried out everv six months is to calibrate the eModules fitted to the Sentry this is described in section 7 1 5 There are two ways this can be achieved either bv swap out the eModules or bv calibrating them whilst fitted to the Sentrv To facilitate eModule swap out Trolex offers a 6 monthiv module swap out service with its Minor Service Kit Trolex part number TX6377 02 Details of the Minor Service Kit can be found in section 10 1 2 below Once eModules have been swapped out thev can either be returned to vour local Trolex service agent for calibration or calibrated out of the mine using the Base Mai
26. he following information about the four sensors fitted to the Sentry e Channel address Duty text Signal status with units e Warning alarm e Over range input signal e Under range input signal e High fault e Low fault TX6377 UM EN Rev01 23 TROLEX lt 5 2 2 Detailed Sensor Input View E CARBON C More detailed information about the five CARBON MONOSIDE sensor inputs can be displayed Er LI 5 8 LI Use the Navigation Kevpad and scroll down 5 METHANE C through the two Base screens of Sensor s sy Input Overview Identify the sensor input you wish to view in detail and select using the OK key The detailed view of each sensor input is displayed on four screens in the following order e Mono e Minmax e Trend e Log The Mono View appears first Use the OK key to step down through the detail views back up through the detail views and back again to the Base screens displaying the Sensor Inputs Overview 1 amp 2 Checkpoint The direction of a step can be changed at any time by using the Navigation Keypad to highlight the next view required in the Int OOF Cur 0002 bottom bar MINMAK Blu NA A Ox GEM 21 2 24 TX6377 UM EN Rev01 www trolex com TX6377 User Manual A OX YGEN 5 2 3 Mono View 21 2 This displays more detailed information about individual sensor inputs BASE Checkpoint The Mono View for senso
27. he gas manifold port plugs are fitted to both gas manifold ports Checkpoint If the Sentry fails the above test replace the defective module with a working module of the same type in accordance with the instructions in section 7 1 5 1 and repeat the bump test on the replaced module 10 After the completion of all maintenance update the maintenance records 71 7 Sentry Stow Checkpoint This maintenance task can be carried out underground 1 Open the Sentry storage location and stow the Sentry in its correct location 2 After the completion of all maintenance update the maintenance records www trolex com TX6377 UM EN Rev01 47 TROLEX lt 7418 Sentry Oxygen eModule Replace Checkpoint This maintenance task can be carried out underground 1 Using the Sentry Interim Service Kit replace the Sentry oxygen eModule in accordance with the instructions in section 7 1 5 1 2 Ensure Bump Test is carried out on the eModule after it is fitted in accordance with the instructions in section 7 1 6 3 Dispose of the replaced eModule in accordance with the instructions in section 76 4 After the completion of all maintenance update the maintenance records 7 1 9 Sentry Carbon Monoxide eModules Replace Checkpoint This maintenance task can be carried out underground 1 Using the Sentry Interim Service Kit replace both of the Sentry carbo
28. ith time date and alarm event report www trolex com TX6377 User Manual 1 6 Electrical Details Sentry Supply voltage 12 V dc from built in rechargeable sealed lead acid battery pack Supply current 200 mA maximum loading Typical battery life 192 hours Battery charge Ae hours time Sentry Charger Supply voltage Universal 100 to 265 V ac 50 60 Hz Output voltage 14 8 V dc 800 mA Pee Red LED fast charge Green LED float charge Caution Only charge the Sentry battery with the Sentry battery charger www trolex com TX6377 UM EN Rev01 11 TROLEX lt 1 7 Sentro eModules Gas Sensing 12 Modules Sentry is fitted with four plug in pre calibrated gas sensing modules eModules These are accessible when the front cover of the Sentry is removed Each Sentro eModule stores all the necessary data about its type identification sensing range and specific calibration This data is automatically recognised by Sentry when the eModule is loaded into the module bay The Sentro eModules are pre calibrated so can be substituted at any time by a replacement eModule Insert coding stops ensure the correct Sentro eModule can only be fitted in the correct location The Sentro eModule will identify itself when plugged into its specific location and auto configuration will take place All Sentro eModules have a Warning alarm level Default values are entered during manufacture A separate Fault signal will a
29. lso be generated if a sensor electrical failure is detected or in the event of a communication failure TX6377 UM EN Rev01 Sentro eModule Integral Gas Sensor www trolex com TX6377 User Manual 18 Sentry Environment Monitoring 1 8 1 Internal Environment Monitoring A N alarms Navigation keypad 1 8 2 External Environment Monitoring Sample monitoring for external sample using a gas manifold manual gas pump flow indicator and gas sample hoses Navigation keypad Gas manifold d Battery Gas exhaust hose Gas inlet hose Flow indicator Manual gas pump www trolex com TX6377 UM EN Rev01 TROLEX lt 2 Certification 1 United States of America MSHA IS Approval Title 30 CFR Part 18 Approval no 18 A140004 0 Refuge Alternative Air Monitoring Component Approval Title 30 CFR Section 7507 Approval No LPA140001 0 Specific Conditions of Use 1 The battery is to be charged in fresh air only 2 The Panasonic CR2032 lithium cell is not userreplaceable 14 TX6377 UM EN Rev01 www trolex com Front half Rear Base plate half Gas sample Gas hoses exhaust hose Flow indicator Manual gas pump G 5 G he a www trolex com TX6377 User Manual 3 Contents of Sentry Package After receiving your Sentry you must check it is complete 3 1 TX6377 Version If you have ordered TX6377 check these items are present 1 Sentry assembled co
30. mprising e Front half with gas manifold and a set of eModules installed e Rear half battery pack complete with Quick Start Guide attached e Base plate Checkpoint The Sentry On Off switch is protected in transit by a yellow plastic cap Remove and discard the yellow plastic cap on receipt of your Sentry 2 Gas sample kit comprising e Gas sample hoses e Flow indicator e Manual gas pump 3 Sentrv User Manual TX6377 UM EN Checkpoint If any items are missing or damaged contact your local Trolex service agent TX6377 UM EN Rev01 15 TROLEX lt 3 2 1TX6377 10 Version If you have ordered TX6377 10 check these items are present 1 Sentry front half with gas manifold and a set of eModules installed Checkpoint The Sentry On Off switch is protected in transit by a yellow plastic cap Remove and discard the yellow plastic cap on receipt of your Sentry 2 Sentry User Manual TX6377 UM EN Checkpoint If any items are missing or damaged contact your local Trolex service agent 16 TX6377 UM EN Rev01 G 5 G den 0 www trolex com TX6377 User Manual 4 Installing 4 1 Safety Precautions Hazardous Areas DO NOT use a Sentry that has a damaged housing in the hazardous area Operating Life of Gas Sensors Oxygen sensing cells must be replaced every eighteen months Carbon monoxide carbon dioxide and methane sensing cells must be replaced
31. n monoxide eModules in accordance with the instructions in section 7 1 5 1 48 TX6377 UM EN Rev01 D ATR Oxygen Methane Carbon Dioxide www trolex com TX6377 User Manual 2 Ensure Bump Test is carried out the eModules after they are fitted in accordance with the instructions in section 7 1 6 3 Dispose of the replaced eModule in accordance with the instructions in section 76 4 After the completion of all maintenance update the maintenance records A B 7 1 10 Sentry Carbon Dioxide Methane eModule Replace Oxygen Methane Checkpoint ide Carbon This maintenance task can be carried out Dioxide underground 1 Using the Sentry Interim Service Kit replace the Sentry carbon dioxide methane eModule in accordance with the instructions in section 7 1 5 1 2 Ensure a Bump Test is carried out on the eModule after it is fitted in accordance with the instructions in section 7 1 6 3 Dispose of the replaced eModule in accordance with the instructions in section 76 4 After the completion of all maintenance update the maintenance records www trolex com TX6377 UM EN Rev01 49 TROLEX lt 71 11 Sentry Rear Half Battery Pack Replace Checkpoint This maintenance task can be carried out underground 1 Open the Sentry storage location and remove the Sentry 2 Disassemble the Sentry as follows release the four safety latches that secure the base plate to
32. nsult your local Trolex service agent or the Trolex Product Support Department if you require assistance service trolex com TX6377 UM EN Rev01 55 TROLEX lt 77 Recommended Spares The recommended spare parts for the TX6377 Sentry are listed in the table below Description Quantity Part No Sentry front half with a set of eModules a gas manifold and User Manual pot Sentry rear half battery pack with Quick 1 TX6377 50 Start Guide Gas sample kit manual gas pump gas sample hoses flow indicator and storage 1 16577052 bag Sentry gas manifold 1 TX6377 54 Sentry Base Maintenance Kit 1 KS 637701 Sentry Minor Service Kit 1 KS 637702 Sentry Interim Service Kit 1 KS 6377 03 Sentry Major Service Kit 1 KS 637704 Trolex Sentry eModule methane and bend 1 TX6350 01 247 carbon dioxide Trolex Sentry eModule carbon monoxide 1 TX6350 01 250 50S low Trolex Sentry eModule carbon monoxide TX6350 01 250 1000S high Trolex Sentry eModule oxygen 1 TX6350 01 257S Screwdrivers cross head and flat blade 1 518510156 screwdrivers required to replace eModules 56 TX6377 UM EN Rev01 www trolex com TX6377 User Manual 8 AppendixA 8 1 The Sentry Quick Start Guide The following pages contain the Sentry Quick Start Guide TX6377 QS EN www trolex com TX6377 UM EN Rev01 57 TROLEX lt gt TX6377 Sentry Quick Start Guide TO OPERATE SENTRY 1 m 58 Remove Gas Manifold from S
33. ntative maintenance process and keep good maintenance records Consult your local Trolex service agent or the Trolex Product Support Department serviceQtrolex com for help in implementing a planned preventative maintenance process The Maintenance Log gives an example of a typical maintenance record system TX6377 UM EN Rev01 53 TROLEX lt 75 Maintenance Log Order Reference TX6377 Sentry Serial Number Date Purchased Gas Types CO CO CH O Location Maint Change Return Date Task No Fault Recalibrate Modules to Trolex Comments 54 TX6377 UM EN Rev01 www trolex com www trolex com TX6377 User Manual 76 Disposal Part of the ethos of Trolex is sustainable design Sentry contains materials that can be recovered recycled and reused At the end of its useful life ensure that the Sentry is recycled in accordance with local laws and bylaws for the geographic area where it is located The end of its useful life is to be determined by the owner operator of the equipment and not Trolex Ensure that the Sentry is recycled by a licenced waste handling organisation with the appropriate licences for handling electronic waste in the geographic area where the Sentry is located Sentro eModules contain mildly corrosive substances Sentry rear half battery packs contain highly corrosive substances Checkpoint Co
34. ntenance Kit Where customers want the abilitv to calibrate their own eModules whilst fitted to the Sentrv a Base Maintenance Kit is also available from Trolex The Base Maintenance Kit provides evervthing required to calibrate and test e modules during their service life Details of the Base Maintenance Kit can be found in section 10 1 3 Checkpoint The oxvgen eModule must be replaced everv 18 months with all eModules replaced every 36 months see section 7 1 1 for further details To assist with this two additional service kits are available An Interim Service Kit consisting of a new calibrated oxvgen eModule and a Major Service Kit containing all four new calibrated replacement eModules All eModules will be supplied with calibration certificates issued by Trolex www trolex com TX6377 UM EN Rev01 63 TROLEX lt 10 1 2 Minor Service Kit Minor Service Kit Trolex part number KS637702 The Minor Service Kit is required if you choose to carry out the Sentry six month eModule calibrate task 7 1 5 1 by replacing the eModules You will receive a set of calibrated eModules ready to swap with the existing eModules You either send the existing e Modules back to your local Trolex service agent for calibration or calibrate them out of the mine with a set of test gases ready for the next six month calibration task Following replacement of eModules you must carry out a bump test if you do not have access to a set of test
35. of carbon monoxide reading is indicated by the channel B carbon monoxide display During this measurement the sample must be exhausted outside the structure www trolex com TX6377 UM EN Rev01 71 TROLEX lt Disclaimers The information provided in this document contains general descriptions and technical characteristics of the performance of the product It is not intended as a substitute for and is not to be used for determining suitability or reliability of this product for specific user applications It is the duty of any user or installer to perform the appropriate and complete risk analysis evaluation and testing of the products with respect to the relevant specific application or use Trolex shall not be responsible or liable for misuse of the information contained herein If you have any suggestions for improvements or amendments or find errors in this publication please notify us at marketing trolex com No part of this document may be reproduced in any form or by any means electronic or mechanical including photocopying without express written permission of Trolex All pertinent state regional and local safety regulations must be observed when installing and using this product For reasons of safety and to help ensure compliance with documented system data only Trolex or its affiliates should perform repairs to components When devices are used for applications with technical safety requirements the relevant instruction
36. olex com TX6377 UM EN Rev01 45 TROLEX lt 7 1 6 Sentry Bump Test Checkpoint This maintenance task can be carried out underground Checkpoint If the full set of four eModules has been replaced then a Bump Test MUST be carried out If the eModules have been calibrated using test gases then the Bump Test is NOT required 1 Unscrew the two thumb screws securing the gas manifold remove the gas manifold and switch On 2 Wait two minutes for the Sentry to power up and the background gas concentration readings to stabilise 3 Note the background gas concentration readings 4 Spray a 10 second burst of test gas from the aerosol on to one of the four gas ports 5 On the LCD screen check that the gas concentration reading rises and then falls back to the background level This may take up to 25 seconds from the end of the burst of test gas 6 Repeat the above two steps for the other three gas ports 7 Dispose of the aerosol test gas cylinder in accordance with local procedures Do not reuse the aerosol 46 TX6377 UM EN Rev01 LED Carrying Visual On Hi p Screen landie Alarm Switch Charging Socket Audible Alarm Safety Keypad Safety Latch gt Base Plate www trolex com TX6377 User Manual Carrying 8 Switch Off the Sentry refit the Handle gas manifold and secure with two thumbscrews Tighten thumb screws by hand but DO NOT OVERTIGHTEN 9 Ensure t
37. om the TX6377 Sentry to allow the atmosphere to reach the sensors by diffusion without the need to operate the hand pump and to allow the atmosphere to be measured by the low level carbon monoxide sensor whose reading is indicated by the channel A carbon monoxide display 3OCFR 75 1506 i requires that the atmosphere within the main chamber is monitored and changes or adjustments made to maintain the following concentrations 70 TX6377 UM EN Rev01 www trolex com TX6377 User Manual Methane lt 1 Carbon Dioxide lt 1 excursions lt 2 5 Carbon Monoxide lt 25ppm Oxygen 18 5 to 23 The TX6377 Sentry has audio and visual alarms which can be preset by the user during initial configuration refer to User Manual These can be set to alert the user when the limits are approached to enable the necessary adjustments to be made to keep the atmosphere within the permitted concentrations Adjustments to the atmosphere are made using the system provided by the refuge alternative manufacturer Monitoring Atmosphere Outside the Structure 30CFR 7507 a requires that the air monitor has the ability to determine the concentrations of carbon dioxide carbon monoxide oxygen and methane outside the structure This is done with the TX6377 Sentry by fitting the manifold and using the hand pump to draw a sample of atmosphere from outside the structure using holes in the wall provided by the refuge alternative manufacturer for this purpose The level
38. onal a Sentry Base Maintenance Kit The Sentry Minor Service Kit can be obtained from your local Trolex service agent For details of this equipment refer to Appendix C The Sentry Base Maintenance Kit can be obtained from your local Trolex service agent For details of this equipment refer to Appendix C OR 1 A set of seven test gases regulators to suit PTFE gas hose 4 mm internal diameter and a Trolex gas hood For details of this equipment refer to Appendix C 30 TX6377 UM EN Rev01 www trolex com www trolex com TX6377 User Manual Eighteen Month Task To carry out the eighteen month planned preventative maintenance task you will need the following items 1 A Sentry Interim Service Kit The Sentry Interim Service Kit can be obtained from your local Trolex service agent For details of this equipment refer to Appendix C Three Year Task To carry out the three year planned preventative maintenance tasks you will need the following items 1 A Sentry Major Service Kit The Sentry Major Service Kit can be obtained from your local Trolex service agent For details of this equipment refer to Appendix C Checkpoint Do not use a battery underground if it is beyond the end date of its usable life Operational Spares Your Sentry comes complete with spare Carbon Dioxide Methane and Oxygen eModules These come complete with the tools and instructions required to fit them Ch
39. r input D displays two values The two values are for two different gases The upper value 0 18 v v in this example is the carbon dioxide level The lower value 0 06 v v in this example is the methane level The carbon dioxide level will only be displayed on this screen Sensor Input Information This is a bar graph of the input signal with lower and upper scale values on the left and right The arrow indicates increasing stable decreasing signal tendency ooo NN Warning alarm marker with a numerical value on the right side Alarm Messages e Warning alarm e input signal is under range 4 e input signal is over range e input signal is low fault e input signal is high fault www trolex com TX6377 UM EN Rev01 25 TROLEX lt 5 2 4 Minmax View The Minmax View is the maximum value and minimum value that the signal has reached since last updated with time and date stamp To update the values displayed scroll left or right using the Navigation Keypad to highlight Update and select the OK key 5 2 5 Trend View The display field shows 100 logged readings and will jump forward in lots of ten Total maximum logged readings 1 to 4000 e Warning alarm setpoint e cursor To Review the Trend Use the Navigation Keypad and scroll up or down to review the Trend Select the OK key to view the Actual Log values at the current trend cursor position Select
40. ructions The following page contains the eModule Replacement Instructions TX6377 RI EN www trolex com TX6377 UM EN Rev01 61 TROLEX lt gt TX6377 eModule Replacement Instructions TO REPLACE AN EMODULE Checkpoint Sentro eModules can be replaced underground even when the Sentry is powered up and in use 1 On the front half of the Sentry use a cross head screwdriver and remove the six screws securing the front panel of the Sentry There are three screws at the top and three at the bottom 2 Swing the front panel out of the way Identify the eModule s to be replaced 3 The module locations are shown in the illustration below A B D Carbon Carbon Oxygen Methane Monoxide Monoxide Carbon low high Dioxide 4 Using a flat blade screwdriver turn the module retaining screw anti clockwise to release the defective eModule Repeat for all eModules being replaced 5 Remove all defective eModule s from the module bay 6 Insert the replacement eModule s into the module bay 7 Ensure the correct eModule is fitted in the correct location see illustration above The coding stops prevent the wrong eModule being fitted in the wrong module bay 8 Ensure the connector is fully engaged and the seal on the top of the eModule is intact and firmly attached Repeat for all affected eModules 9 Using a flat blade screwdriver turn the module retaining screw clockwise to secure the eModule Repeat for all replaced eModules 10 A
41. ry configured thresholds The Sentry is powered by a detachable 12 V dc rechargeable battery that will power the environmental monitoring system for more than 192 hours A manual gas pump operated gas manifold is temporarily attached when specific measurement samples need to be taken from outside the immediate area Sentry is housed in a robust shockproof housing and is dust and moisture proof up to IP65 standards with integral EMC protection Safety latches enable the front and rear halves to be quickly disassembled for maintenance and ease of transport 13 Product Options Mining Ex Supply Voltage TX6377 12 V de from built in battery pack 6 TX6377 UM EN Rev01 www trolex com TX6377 User Manual 1 4 Dimensions 1 4 1 TX6377 Sentry Front View 272 mm 10 5 inches 295 mm 12 inches www trolex com TX6377 UM EN Rev01 7 TROLEX lt 1 4 2 TX6377 Sentry Side View 222 mm 8 5 inches 8 TX6377 UM EN Rev01 www trolex com 1 5 Technical Information Sensing module Protection classification Operating temperature Storage temperature Humidity Pressure Housing material Weight Alarm indicators Audible alarm Gas infusion www trolex com TX6377 User Manual Plug in pre calibrated Sentro eModules with characterised compensation Accommodation for up to four modules Housing IP65 Gas port IP54 10 C to 30 C 14 to 86 F 20 C to 40 C 4 to 140 F
42. s must be followed Trademarks 2014 Trolex Limited Trolex is a registered trademark of Trolex Limited The use of all trademarks in this document is acknowledged Document History Issue 1 2 April 2014 Original publication of this document Contact Details Trolex Ltd Newby Road Hazel Grove Stockport Cheshire SK7 5DY UK 44 0 161 483 1435 salesQtrolex com 72 TX6377 UM EN Rev01 www trolex com TX6377 User Manual www trolex com TX6377 UM EN Rev01 73 TROLEX lt 74 TX6377 UM EN Rev01 www trolex com TX6377 User Manual www trolex com TX6377 UM EN Rev01 75 TROLE Trolex Ltd Newby Road Hazel Grove Stockport Cheshire SK7 5DV UK t 44 0 161 483 1435 sales trolex com www trolex com 76 TX6377 UM EN RevO1
43. service and return to your local Trolex service agent for repair and testing Gas Sample Kit 1 Check the gas sample hoses are free from damage kinks and obstructions that could affect their function 2 Blow into the flow indicator and ensure it spins 3 Operate the manual gas pump and ensure air is blown out of it 4 Replace any parts that are damaged deformed or not functioning correctly Assembly 1 Assemble the Sentry as follows 2 Fit the front and rear halves together take care to avoid damaging the power connectors and secure with the two safety latches 3 Lift the front and rear halves on the base plate and secure with four safety latches 4 After the completion of all maintenance update the maintenance records TX6377 UM EN Rev01 35 TROLEX lt 71 5 Sentro eModules Calibrate Checkpoint This maintenance task can be carried out underground There are two ways to calibrate the Sentro eModules The simplest way is to remove the set of four eModules replace with a new set of calibrated eModules and return the removed eModules to your local Trolex service agent Alternatively carry out a calibration using test gases with the eModules in the Sentry unit Both methods are described in the following sections only one needs to be carried out The choice of which method to calibrate the eModules you use IS yours 36 TX6377 UM EN Rev01 www trolex com www trolex com
44. ses Unscrew the two thumb screws securing the gas manifold remove the gas manifold and switch On Wait two minutes for the Sentry to power up and the background gas concentration readings to stabilise Calibrate the complete set of four Sentro eModules as follows Checkpoint Ensure the area where the Sentry is being calibrated is well ventilated Observe appropriate Health and Safety legislation and applicable local procedures when handling test gases www trolex com 4 Fit the gas hood to the corresponding gas port of the module being calibrated Connect the gas application tube to the clean air test gas cylinder and gas hood TX6377 UM EN Rev01 39 TROLEX lt Checkpoint The carbon dioxide sensor displayed on channel E must have Nitrogen of 100 v v applied NOT clean air to Zero the sensor Checkpoint Channel A carbon monoxide low Channel B carbon monoxide high Channel C Oxygen and Channel D methane low methane high and Carbon monoxide 5 From the Base screens use the Navigation Keypad scroll to the required channel A B C D or E 6 Press and hold down the Left arrow on the Navigation Keypad After a few seconds the eModule Setup Menu will appear Checkpoint On channel inputs D and E a choice of calibrate options will be shown Calibrate CH4 Lo Calibrate CH4 Hi and Calibrate CO2 Navigate to the sensor input you wish to calibrate and select OK
45. ternative manufacturer for this purpose Those carrying out the sampling from within the main chamber indicate to the miners in the airlock whether the measured concentrations permit them to enter the main chamber or whether the airlock must be purged Monitoring Atmosphere within the Main Chamber 30CFR 75 1506 i requires that the atmosphere within the main chamber is monitored and changes or adjustments made to maintain the following concentrations Methane lt 1 Carbon Dioxide lt 1 excursions lt 2 5 Carbon Monoxide lt 25ppm Oxygen 18 5 to 23 When measuring the atmosphere within the main chamber the manifold is removed This allows the atmosphere to reach the sensors by diffusion without the need to operate the hand pump It also allows the atmosphere to be measured by the low level carbon monoxide sensor whose reading is indicated by the channel A carbon monoxide display The TX6377 Sentry has audio and visual alarms which can be preset by the user during initial configuration refer to User Manual These can be set to alert the user when the limits are approached to enable the necessary adjustments to be made to keep the atmosphere within the permitted concentrations Adjustments to the atmosphere are made using the system provided by the refuge alternative manufacturer www trolex com TX6377 UM EN Rev01 69 TROLEX lt Monitoring Atmosphere Outside the Structure 30CFR 7 507 a requires that the air monitor has the a
46. test gas cylinders PTFE tubing 4 mm internal and 6 mm external diameters Trolex gas hood 66 TX6377 UM EN Rev01 Quantity A R A R A R A R A R A R Quantity A R A R A R Part No N A N A N A N A N A N A N A Part No N A N A P5536 07 www trolex com TX6377 User Manual 10 1 4 Interim Service Kit The oxygen eModule must be replaced every 18 months You will receive a calibrated eModule ready to install complete with calibration certificate Dispose of the replaced eModule in accordance with the instructions in section 76 The Interim Service Kit KS637703 contains the following Description Quantity Part No Trolex Sentro eModule oxygen complete with calibration certificate 1 TX6350 01 257S 10 1 5 Major Service Kit All four eModules and the rear half battery pack must be replaced every 36 months You will receive a set of four calibrated eModules ready to install complete with a calibration certificate for each eModule Dispose of the replaced eModules and rear half battery pack in accordance with the instructions in section 76 The Major Service Kit KS637704 contains the following Description Quantity Part No Trolex Sentry eModule carbon dioxide and 1 TX6350 01 247 methane complete with calibration certificate Trolex Sentry eModule carbon monoxide 1 TX6350 01 250 50ppm complete with calibration certificate 50S Trolex Sentry eModule carbon monoxide 1 TX6350 01 250 1
47. the OK key to Return 26 TX6377 UM EN Rev01 MONO PT UPDATE nisi A OAYGEN T ole Bolme minimi ale www trolex com www trolex com TX6377 User Manual 5 2 6 Log View Details of the data present at the Trend Cursor position selected This data is recorded in the Log To Review the Trend Use the Navigation Keypad and scroll up or down to review the Log Select the OK key to view the general Trend around the current Log entry Select the OK key to Return 5 3 Sentry Security Barrier Checkpoint By default the Sentry Security Barrier is enabled This prevents users from gaining access to factory preset unit configuration parameters TX6377 UM EN Rev01 27 TROLEX lt 6 Audio Visual Alarm References Alarm signals and Fault signals are pre assigned to operate the audio visual alarms Warning Alarm Faster double repeating pulse e et_ et__ a Checkpoint To view detailed information on an Alarm Event and mute the Audible Alarm enter the Mono View 28 TX6377 UM EN Rev01 www trolex com Equipment Name Sentry Parts and Accessories Sentry Sentro eModules Sentry Sentry Sentry Rear Half Battery Pack Sentry oxygen eModule TX6377 User Manual 7 First Level Maintenance Repair and Spares 741 Sentry Planned Preventative Maintenance 71 1 Introduction To keep your Sentry in the best possible
48. xternal gas levels on LCD Screen Trolex Limited 9 www trolex com Page 2 of 3 TX6377 OS EN Rev01 www trolex com TX6377 User Manual Sentry Quick Start Guide Gas EE TES Manifold Gas Manifold Ports Gas Manifold Port Plugs Black Collar Thumb Screws Front Gas Manual Gas Pump Inlet Hose Flow Number 1 Indicator TROLEXX TX6377 UM EN Rev01 59 TROLEX lt gt TX6377 Sentry Quick Start Guide 7 When external gas level test is complete pull Gas Inlet and Exhaust Hoses back inside refuge Remove Gas Manifold from Sentry by unscrewing two Thumb Screws on front of Gas Manifold Manifold Front 7 8 Repeat external gas level Flow Indicator Manual test when required Use the Gas Pump instructions in Steps 4 5 6 and 7 Checkpoint The LCD Screen will illuminate when the Sentry is powered up but will extinguish after 10 seconds The LCD Screen will illuminate when an alarm is indicated or the Setup Keypad is operated Checkpoint If you believe an eModule has failed consider replacing the affected eModule Instructions spare parts and tools for this will be found with the Sentry eModules can be replaced when the Sentry is powered up underground and in use Trolex Limited 9 www trolex com Page 3 of 3 TX6377 OS EN Rev01 17 March 2014 TROLEX lt 60 TX6377 UM EN Rev01 www trolex com TX6377 User Manual 9 Appendix B 9 1 Sentry eModule Replacement Inst
49. ystem is the training of personnel in the operation and maintenance of the sensing eModules and the complete environmental monitoring system Training can be provided by your local Trolex service agent Once a Sentry installation is complete the Sentry rear half battery pack and eModule details should be formally recorded and a planned test and maintenance procedure instituted for pending replacement 18 TX6377 UM EN Rev01 www trolex com TX6377 User Manual 5 Setup and Calibration 5 1 Controls and Indicators 5 1 1 Front View LCD Carrying Visual On Handle i Screen Alarm Switch Charging Socket G ff A 9 SM D Audible E i Alarm Latch 4 Bi 2 Safety Latch Setup 2 f Keypad Gas Entry Ports Safety Latch 19 ag E E WA Safety ji Latch Base Plate www trolex com TX6377 UM EN Rev01 19 TROLEX lt 5 1 2 Side View Carrying Handle Alarm Charging Socket 20 TX6377 UM EN Rev01 www trolex com www trolex com TX6377 User Manual 5 1 3 Navigation The Sentry menus are navigated using the Setup Keypad The Setup Keypad consists of a Navigation Keypad and the OK key The Navigation Keypad is a four way controller that allows menus to be navigated Holding down one of the direction arrows on the Navigation Keypad scrolls through the menu The OK key is used to confirm menu selections TX6377 UM EN Rev01 21 TRO

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