Centurion M23/1000 Oxygen Equipment User Manual
Contents
1. adapters 3 3 Canisters Din 40 MAGNUM 2000 w Cassette P2 Cassette P3 MAGNUM 1000 w Cassette P2 d e s PRE FILTERS AVAILABLE NIA 1 M23PF 10 PARTICULATES ONLY M23PF 20 PARTICULATES ONLY MO9PF PARTICULATES ONLY Pre filters not available 5 2 MAGNUM 1000 2000 Power unit M23 1000 M23 2000 Pre filters General The pre filter is an optional item which sits in front of the main filter and removes coarse dust before it reaches the main filter Pre filters in themselves do not offer any respiratory protection and hence must only be used in conjunction with a main filter The pre filter should be changed immediately a drop in airflow is noticed Frequent changing of the pre filter will maximise the life of the main filter Pre filter Part number M23PF 10 For use with M23P2 5 amp M23P3 5 filters only Pre filter replacement Outside surface of the power unit must be de contaminated before changing the pre filter Open the front cover of the Power unit by easing open the right hand side Remove pre filter with the minimum disturbance to the main filter Locate pre filter on top of main filter centrally and without overlapping Close the cover over the pre filter filter taking care that it does not damage the filter media Press down on the centre of the cover until it snaps closed If a pre filter is not used the main filter2. exceed 90 Protection Factors The efficiency of all types of respirators is classified by the protection factor rating system There are two main classifications for protection factors these are Laboratory Protection Factor also known as Nominal Protection Factor This is the minimum level of protection the equipment has to demonstrate for each of a panel of test subjects under laboratory conditions to gain approval to the appropriate class of the performance standard Assigned Protection Factor APF BS4275 or EN 529 acknowledges that laboratory performance is not always achievable in real use These figures are taken from BS4275 1997 and are the minimum level of protection which it is calculated 95 of wearers who are trained in the use of the equipment should achieve in practice with well maintained equipment These figures are valid for use in the UK and may differ in other countries For further information regarding protection factors please contact our technical advice service 4 PREPARATION FOR USE Battery The power unit is fitted with a rechargeable battery pack which requires charging before use Ensure you are using the correct charger for your battery pack See Section 2 Standard Charger M23P2 4BC or M23HD4BC When charging the battery connected to a Turbo unit the turbo unit must be turned off Plug the charger into an appropriate mains supply Connect the battery charger plug to the charger socket on the battery p
3. should be changed immediately the clogged filter alarm sounds indicates or the air flow indicator indicates reduced airflow If a pre filter is used it should be changed immediately the clogged filter alarm indicates or the airflow indicator indicates reduced airflow This may be more frequently than if a pre filter is not used If after changing the pre filter the clogged filter alarm sounds indicates reduced airflow or the airflow indicator indicates reduced airflow Within a short period of time the main filter should be changed as detailed see Main filter 024 001 750 MOD 8 11 05 07 Page 3 of 8 POWER UNITS Centurion Safety Products Ltd Howlett Way Thetford Norfolk IP24 1HZ UK Tel 0044 0 1842 754266 Fax 0044 0 1842 765590 Main filters Part number M23P2 5 or M23P20D 5 THP2 TH2P filters for use with Magnum 1000 and 2000 Power Unit Part Number M23P3 5 TH P filter For use with Magnum 2000 Power Unit only WARNING Care should be taken when handling filters Do not touch the pleated paper filter medium Do not use filters with damaged paper filter medium Do not use filters after their expiry date Do not use filters with no or damaged filter seal Filters should be fitted as follows Remove the front cover by easing open the right hand side Fit the filter squarely into the turbo unit Place pre filter over filter if used Close the cover over the filter taking care that the cover does not touch the filt
4. unit has sufficient airflow If line A is not visible replace the filters If you have both replaced the filter and fully charged the battery and line A is still not visible the unit and battery should be returned to the supplier 7 POWER UNIT FITTING Ensure that the Power unit Filter s air supply hose and headgear are not damaged and that the battery is securely located in the Power unit Push the hose connector into the Power Unit outlet and twist the outlet collar to lock Turn on the Power unit and put the belt round the waist joining the buckles at the front 8 HEADPIECE FITTING Refer to the separate instructions supplied with the headpiece for fitting and maintenance instructions 9 CLEANING MAINTENANCE amp STORAGE Maintenance Power unit routine maintenance is limited to cleaning of the equipment and replacement of filters Cleaning General Avoid inhaling any dust during cleaning Do not use abrasive cleaning agents or organic solvents to clean any surface To clean all external components wipe with a damp cloth dipped in warm soapy water Dry with a soft clean cloth Do not attempt to clean the filters once fully loaded they must be replaced Do not immerse the power unit in water or allow water to enter the unit via the air outlet or inlet Storage All equipment should be stored in a clean dry atmosphere R H lt 90 within the temperature range 5 C to 55 C in the packaging provided It should be protecte
5. with each headpiece which must be read in conjunction with these instructions 024 001 750 MOD 8 11 05 07 Page 1 of 8 POWER UNITS Centurion Safety Products Ltd Howlett Way Thetford Norfolk IP24 1HZ UK Tel 0044 0 1842 754266 Fax 0044 0 1842 765590 Compatibility between Headpieces and Power Units Headpieces Power Units Description Code 1000 2000 8500 Rigid Polycarbonate Visor with Saronex Hood M23RVSN v v Flip up Polycarbonate Visor M23FUVN v v Helmet with Flip up Polycarbonate Visor M23HFUV v v High Temperature Helmet with Clear Triacetate Flip up Visor M23HFUVHTT v v High Temperature Helmet with Gold Polycarbonate Visor M23HFUVHTGP v v Automatic Welding Visor M23AWSN v v Fixed Shade Welding Visor M23FSWN v v Full Facemask with Twin Hose M23FF x v Full Hood without airflow indicator M23FH 8 x v Half Suit without airflow indicator M23HS 8 x v Lightweight P3 Tyvek F M23LHF y v 3 APPLICATIONS AND LIMITATIONS When used with filters M23P3 5 M23P2 5 or M23P3SL 6 the Magnum respirator will offer protection against dusts particles fumes and aerosols solid and liquid based to the levels detailed No protection is given against gases or vapours The Magnum system should not be used where airborne concentration of contaminant exceeds the Assigned Protection Factor APF x the Occupational exposure limit OEL The system is recommended for use in the temperature range 5 to 35 C and in conditions where relative humidity does not
6. Martindale USER INSTRUCTIONS MAGNUM P2 P3 POWERED RESPIRATORS Models covered Power Units M23 1000 M23 2000 M23 8500 Powered Respirator kits M23 1000 CB M23 2000 CB M23 8500 CB Power Unit 8 hour Battery and UK Charger Available Headpieces See section 2 below Before using the system it is essential that you read these instructions and ensure that the correct equipment has been selected Always be aware of the limitations of use of the equipment and that it is appropriate to the task 1 WARNINGS If these instructions are not followed or the unit is used incorrectly the system may not offer protection to EN12941 42 or EN 146 Power units offer NO protection unless a main filter s is fitted In a power off situation the headpiece offers no respiratory protection and rapid CO2 build up and oxygen depletion may also result This is an abnormal situation Power off is an abnormal situation regardless of whether a full hood half suit or mask is used At high work rates the pressure inside the headpiece may become negative at peak inhalation The system should not be used in oxygen deficient or oxygen enriched atmospheres The user must ensure that the nature of the hazard is identified and that the system offers an adequate level of protection This unit should not be used where the nature of the hazard is unknown This unit is NOT intrinsically safe and therefore should not be used in explosive atmospheres Be aware that th
7. ack The LED indicator will light if the charging circuit is satisfactory Batteries are supplied in a discharged condition and must initially be charged for 20 hours before use Subsequent charges only require 16 hours 4Overcharging the batteries may permanently damage them Intelligent Charger M23UIC This charger will charge all Magnum battery packs and will operate on both UK and European Voltages To change the mains plug from European to UK and vice versa unplug charger from mains and push up switch marked Open in the direction of the arrow the plug should then pop out Insert the replacement plug into the charger pushing firmly until it clicks home Batteries may be charged on or off the turbo unit Batteries must be charged indoors at an ambient of between 10 C and 30 C Do not cover charger Important In excessive cold or warm environments the recharging device may suppress the charging current to standby level so the battery will be not be charged Never charge in a potentially explosive atmosphere To use Plug the charger into the main power supply 100 240V AC 50 60 HZ When no battery is connected the LED Light emitting Diode indicators light on the front of the charger should not be lit When charging the battery connected to a Turbo unit the turbo unit must be turned off Plug the charging connector into the socket in the rear of the battery pack The RED LED indicator will flash for a few seconds in
8. curely Do not over tighten the ring The labelled portion of the filter and the louver protrude through the ring Ensure that the rubber seals in the filter ports of the power unit are present in good condition and seated flat at the bottom of the threaded section Screw the holder s amp filter s into the Din 40 ports of the power unit hand tight only Do not over tighten Filter removal The outside surfaces of the power unit holder and the filter s must be decontaminated before unscrewing the retaining ring s The power unit should be positioned so that the contaminated filters are facing downward in order that any trapped material released by unscrewing the filter retainer does not fall into the filter holder Unscrew retaining ring of the holder remove contaminated filter FITTA COMBINATION FILTER WARNING FITTED TO CARTRIDGE HOLDER Care should be taken when handling filters Do not touch the filter medium Do not use filters with damaged filter medium Do not use filters after their expiry date Do not use filters that are not sealed in their bag Din 40 Gas Combination Gas Particulate Canisters for Magnum 8500 power unit only The following filters are available for use with the Magnum 8500 Unit and the Full facemask NB 3 filters of the same type must be used If the centre Din 40 filter port is blanked off the blank may be unscrewed with a coin Part number Description M23ABEK2 P3 Organic Inorganic Acid Ammonia Gases and Du
9. d from direct sunlight and any material known to damage plastics e g petrol and solvent vapours Equipment should be transported in the original packaging If stored correctly this equipment has a shelf life of 5 years Disposal Contaminated filters pre filters should be disposed of in accordance with local Health amp Safety Legislation 10 WEEE H WEEE Refers to Power unit Battery and Charger ONLY z THESE PRODUCTS SHOULD NOT BE DISPOSED OF IN GENERAL MUNICIPAL WASTE 1 The crossed out wheeled bin symbol with the solid bar shown on this product its packaging or instructions indicates that the product has been manufactured after 13 8 05 and is subject to European Community directive 2002 96 EC issued 27 1 03 on correct handling of Waste Electronic and Electrical Equipment WEEE 2 WEEE cannot be disposed of as municipal waste and must be collected and disposed of separately Appropriate public or private waste collection systems defined by national and local regulations should be used 3 The product may contain substances which could harm the environment or human health if disposed of incorrectly 024 001 750 MOD 8 11 05 07 Page 7 of 8 POWER UNITS Centurion Safety Products Ltd Howlett Way Thetford Norfolk IP24 1HZ UK Tel 0044 0 1842 754266 Fax 0044 0 1842 765590 11 GUARANTEE All Magnum Power Units are guaranteed free from any faults in materials or workmanship Should any such faults develop within 12 months of p
10. diagram Il III Ensure that when reading the scale your eye is level 024 001 750 MOD8 11 05 07 Page 5 of 8 POWER UNITS Centurion Safety Products Ltd Howlett Way Thetford Norfolk IP24 1HZ UK Tel 0044 0 1842 754266 Fax 0044 0 1842 765590 with the top of the outlet ring NB It is possible that the air flow of the power unit when fitted with a fully charged battery pack and a new or servicable filter pre filter will be such that when the airflow indicator is located in the outlet ring See diagram it will be expelled This is not a fault condition but an indication of airflow above the designed limits of the indicator it is an indication of sufficient airflow If you have both replaced the filter and fully charged the battery and line B is still not visible the unit and battery should be returned to the supplier AIRFLOW INDICATOR FITTING DIAGRAM II Line B fully visible Unit has sufficient airflow Line B obscured not visible Battery flat or blocked filter To check for a flat battery replace filter and retest To check for blocked filter charge battery and retest Once the battery has been charged and the filter has been fitted the airflow should be checked before each use and when a change or suspected change in airflow conditions is detected MAGNUM 2000 POWER UNIT The Power unit is designed to exceed the requirements of EN 12941 in that it will provide a flow rate of at least 140 litres min for at least 4 hours
11. dicating that the charger is checking the status of the battery pack The RED LED should then light continuously indicating that the battery is being charged When the battery is fully charged the RED LED will go out and the GREEN LED will indicate At this point the battery will be in trickle charge mode this will maintain the battery s charge The battery can be left permanently connected if desired until required for use Note A new battery a battery stored for a very long period or a battery that has been run completely flat so that is deeply discharged may not function correctly If when starting to charge such a battery the RED LED continues flashing for more than 10 seconds the charger has detected either a very deeply discharged battery or a faulty battery 024 001 750 MOD 8 11 05 07 Page 2 of 8 POWER UNITS Centurion Safety Products Ltd Howlett Way Thetford Norfolk IP24 1HZ UK Tel 0044 0 1842 754266 Fax 0044 0 1842 765590 Allow the charge to continue as the charger will try and trickle charge the battery up to a acceptable pre set level before commencing the battery charge when the RED LED will continuously illuminate this may take several hours If the charger refuses to charge the battery it may be faulty contact Centurion Safety Products for further help and assistance It is possible that a battery in this state may require several charge attempts to fully charge the battery It is not recommended to dee
12. e hose protrudes from the back of the headpiece and take care to avoid snagging In high wind velocities the assumed protection levels may not be achieved The full hood and half suit provide no protection against impact to head face or eyes Respiratory protection will be reduced unless the hood is correctly fitted and properly maintained Do not confuse the markings on any filter which relate to standards other than EN12941 or EN12942 with the classification of this device when used with that filter The classification for EN12941 will begin with TH and for EN12942 will begin with TM Filters should only be fitted to the power unit do not attempt to fit them directly to a hood or helmet 2 LIST OF PARTS AVAILABLE HEADPIECES APPROVALS SPECIFICATION NOMINAL AND ASSIGNED PROTECTION FACTORS kits Power Unit 8 hr Battery UK Charger Standard Class M23 1000 CB M23 1000 M23P2 4B M23P2 4BC EN146 THP2 M23 2000 CB 23 2000 M23SPB M23UIC EN12941 TH2 TH3 M23 8500 CB M23 8500 M23SPB M23UIC EN12941 2 TH3 T M3 TH2 1 The M23 8500 and Full Facemask is approved with the full range of Martindale DIN 40 gas combination filters 2 The M23 8500 amp TH2 headpieces are approved for use with the Fitta range of Combination Gas Dust filters MO9A1P2 Optional 4 hour battery and charger available for the 2000 power units M23P2 4B battery and M23P2 4BC charger dal headpiece systems are to EN12941 or EN 146 with the exception of the Ful
13. ensuring that it lays flat Close the louver and secure it on the 2 pin catch ensuring that it is properly snapped shut If a pre filter is not used the main filter should be changed immediately the clogged filter alarm sounds indicates or the air flow indicator indicates reduced airflow If a pre filter is used it should be changed immediately the clogged filter alarm indicates or the airflow indicator indicates reduced airflow This may be more frequently than if a pre filter is not used If after changing the pre filter the clogged filter alarm sounds indicates reduced airflow or the airflow indicator indicates reduced airflow Within a short period of time the main filter should be changed as detailed see Main filter Main Particulate filters see diagram Part number M23P3SL 6 Particulate Filters for Magnum 8500 power units Filters fitting Ensure that the rubber seal in the filter port of the power unit is present in good condition and seated flat at the bottom of the threaded section Ensure that there is no visible damage to the filter discard any damaged filters Screw the filter squarely into the power unit port until it is hand tight Do not over tighten as this may damage the filter seal and impair efficiency Filter removal The outside surfaces of both the power unit and the main filter must be decontaminated before unscrewing the main filter s The power unit should be positioned so that the contaminated filters are fac
14. er media Press down on the centre of the cover until it snaps closed MAGNUM 8500 Power unit M23 8500 Pre filters General The pre filter is an optional item which sits in front of the main filter and removes coarse dust before it reaches the main filter Pre filters in themselves do not offer any respiratory protection and hence must only be used in conjunction with a main filter The pre filter should be changed immediately a drop in airflow is noticed Frequent changing of the pre filter will maximise the life of the main filter Pre filter Part number M23PF 20 For use with M23P3SL 6 only Pre filter replacement Ensure that the main filter s are securely in place before commencing this operation Outside surfaces of both the power unit and the main filter s must be decontaminated before unscrewing the pre filter retaining ring s Unscrew the pre filter retaining ring s and remove the contaminated pre filter s Replace the pre filter s and re fit the retaining ring s Pre filter Part number MO9PF for use with M09 Fitta filters only Pre filter replacement Ensure that the main filter s are securely in place before commencing this operation Outside surfaces of both the power unit and the main filter s must be de contaminated before changing the pre filter s The louver forms a prefilter holder on each filter Lift the louver at the 2 pin catch open it and replace pre filter in the recess on the top of the filter
15. ing downward in order that any trapped material released by unscrewing the filter does not fall into the filter port WARNING Care should be taken when handling filters Do not touch the pleated paper filter medium Do not use filters with damaged paper filter medium M23P3SL 6 Do not use filters after their expiry date FILTER Fitta Combination Gas Dust filters for Magnum 8500 power unit only The following filters are available which can be used with the Magnum 8500 Unit and the range of TH2 headpieces and the M23LHF To use the Fitta range of filters as detailed below a cartridge holder Part number M22FH is required for each filter NB 3 Combination Gas Dust filters of the same type must be used If the centre Din 40 filter port is blanked off the blank may be unscrewed with a coin Cartridge holder base Filter Retaining ring Part number Description MO9A1P2 s Organic Gas Dust MO9B1P2 s Inorganic Gas Dust MO9E1P2 s Acid Gas Dust MO9K1P2 s Ammonia Gas Dust Discontinued Filter fitting Unscrew the retaining ring from the cartridge holder base and insert the filter with the louver facing outwards Ensure that the rubber sealing ring on the filter rests against the rim of the base UUU 024 001 750 MOD 8 11 05 07 Page 4 of 8 POWER UNITS Centurion Safety Products Ltd Howlett Way Thetford Norfolk IP24 1HZ UK Tel 0044 0 1842 754266 Fax 0044 0 1842 765590 Replace the retaining ring and screw it up se
16. l facemask which is to EN12942 BS Note Heavy Duty Battery M23HD4B and charger M23UIC are also available for use with the Magnum 1000 and will typically give durations of 12 hours Note Magnum 2000 only conforms to TH3 when used with M23P3 5 filters and M23LHF otherwise it conforms to TH2 Note Nominal Protection factors of headpieces used with Magnum 1000 is 20 Nominal and Assigned Protection Factors for Headpiece Power Unit kits Refer to Compatibility table below for suitable power units NPF APF UK Headpiece code dust gases dust gases Rigid Polycarbonate Visor with Saronex Hood M23RVSN 500 50 20 20 Flip up Polycarbonate Visor M23FUVN 500 50 20 20 Helmet with Flip up Polycarbonate Visor M23HFUV 500 50 20 20 High Temperature Helmet with Clear Triacetate Flip up Visor M23HFUVHTT 500 50 20 20 High Temperature Helmet with Gold Polycarbonate Visor M23HFUVHTGP 500 50 20 20 Automatic Welding Visor M23AWSN 500 50 20 20 Fixed Shade Welding Visor M23FSWVN 500 50 20 20 Lightweight P3 Tyvek F Hood M23LHF 50 500 50 500 20 40 20 40 Full Hood M23FH 8 500 40 Half Suit M23HS 8 500 40 Full facemask with twin hose M23FF 2000 2000 40 40 Note NPF 500 amp APF 40 when M23LHF is used with TH3P Filters e g M23P3 5 or M23P3SL 6 and M23 2000 or 8500 otherwise the M23LHF has NPF 50 amp APF 20 A detailed table showing the exact classifications and protection levels is given in the headpiece instructions 024 001 692 supplied
17. ply discharge a battery by running the power unit until the battery is completely flat since this may permanently damage the battery If the power unit is to be stored without use for more than 3 months the battery must be detached from the power unit before storage 5 FILTERS 5 1 General Main Filter DUST FILTERS particulate The filter s must be changed at regular intervals as determined by a competent person and must be changed when a drop in airflow is indicated by either the electronic alarms or airflow indicator GAS DUST FILTERS The filter s must be changed at regular intervals as determined by a competent person and must be changed when a drop in airflow is indicated by either the electronic alarms or air flow indicator or when any breakthrough of contaminate is detected by smell or taste GAS CANISTER The Canisters s must be changed at regular intervals as determined by a competent person or when any breakthrough of contaminate is detected by smell or taste We recommend the following MAXIMUM environmental contamination levels for filters as defined by EN 12941 2 Class 1 Gas Dust filters e g MO9A1 P2 500 ppm 200mg m3 Class 2 Gas canisters e g M23A2 1000ppm N A Class 2 Gas combination Dust canisters e g M23 A2B2 P3 1000ppm 100mg m3 Dust filters TH2P e g M23P2 5 N A 400mg m3 Dust filters TH3P TM3P e g M23P3 5 N A 200mg m3 w HO AD E i 2 or 3 Cani ters P3 2 or 3 Canisters P3 4 3 Fitta cartridge
18. sts Solid amp Liquids M23A2 P3 Organic Gases and Dusts Solid amp Liquids M23B2 P3 Inorganic and Dusts Solid amp Liquids M23AX P3 Organic Gases with boiling points below 65 C and Dusts Solid amp Liquids M23A2 Organic Gases M23K2 Ammonia Gases M23A2B2 P3 Organic Inorganic Gases Dusts Solid amp Liquids Discontinued NB Pre filters cannot be used with the above Din 40 filters Canister fitting Removal See M23P3SL 6 WARNING Care should be taken when handling filters Do not touch the filter medium Do not use filters with damaged filter medium Do not use filters after their expiry date Do not use filters with no or damaged filter seal caps 6 AIR FLOW INFORMATION AND WARNING DEVICES MAGNUM 1000 POWER UNIT The Power unit is designed to exceed the requirements of EN 146 in that it will provide a flow rate of at least 140 litres min for at least 4 hours under all conditions assuming a fully charged battery at start MMDD 4Hr Typical Battery Life with M23P2 4B compact battery when fully charged and run with Magnum 1000 Power Unit and appropriate filter and head piece is 8 Hrs this will depend on various factors such as condition of the filter age of the battery etc Once the battery has been charged and the correctly selected filter has been fitted the airflow should be checked before use AIR FLOW TEST Principle of operation The Airflow indicator is designed to be situated in the centre of
19. t to proceed with using the unit When Used With Full facemask clockwise setting The Power unit is designed to exceed the requirements of EN12942 TMS in that it will provide a minimum design flow rate of at 95 litres min when used with a full face mask for at least 4 hours under all conditions assuming a fully charged battery at start Minimum design duration 4 hours Typical battery duration depends on a number of factors but is usually around 8 Hrs The Power unit will give an audible and visual alarm when the battery voltage drops to a level below which it could not safely power the unit When this condition occurs a frequently repeating audible bleep is emitted and in addition the Red LED on the top of the Power unit flashes When the alarm condition occurs during use the wearer should leave the contaminated area immediately and recharge the battery The electronic clogged filter low flow alarm is not enabled on the full face mask setting An airflow indicator is provided with the unit which can be used to check the flow prior to the use of the unit To check the airflow for full facemasks ensure that the filter and battery are fitted and turn the power unit on The head piece hose should not be fitted Insert the airflow indicator into the outlet of the power unit with the letters on the label upright See diagram on page 6 and the label facing toward the front of the unit where the filter is fitted If line A is fully visible then the
20. th TH2 Headpieces TH3 Hood or Half Suit Counter clockwise setting The Power unit is designed to exceed the requirements of EN12941 in that it will provide a minimum design flow rate of at least 140 litres min for theTH2 Headpieces or 120 litres min for the TH3 Hood Half Suit for at least 4 hours under all conditions assuming a fully charged battery at start Minimum design duration 4 hours Typical battery duration depends on a number of factors but is usually around 8 Hrs 024 001 750 MOD 8 11 05 07 Page 6 of 8 POWER UNITS Centurion Safety Products Ltd Howlett Way Thetford Norfolk IP24 1HZ UK Tel 0044 0 1842 754266 Fax 0044 0 1842 765590 The Power unit will give an audible and visual alarm when either the clogging of the filter s causes the airflow to drop to the minimum design flow rate or when the battery voltage drops to a level below which it could not safely power the Power unit When either of these conditions occur a frequently repeating audible bleep is emitted and in addition the yellow LED on the top of the Power unit flashes if the filter is clogged or the red LED flashes if the battery is low When either alarm condition occurs during use the wearer should leave the contaminated area immediately and replace the filter or recharge the battery accordingly When first turning the unit on the alarm will beep to indicate the correct functioning of the alarm system If the beep stops after a few seconds the airflow is sufficien
21. the filtered air stream and as the air stream passes over the indicator it causes it to rise proportionally Indicated Airflow then can be read by means of a graduated scale situated on the body of the indicator Warnings and precautions To ensure that your air flow indicator is maintained to give its optimum accuracy the following precautions must be adopted When not in use the indicator must be stored in conditions to prevent physical damage When not in use the indicator must be stored in conditions 5 to 35 degrees C Rh lt 90 When not in use the indicator must be stored away from direct sunlight The indicator must be kept clean and free from any contamination No adjustments alterations or additional markings must be made Method of use Prior to use Visually inspect the Airflow indicator for any damage contamination or distortion Ensure that the battery pack fitted is in good condition and fully charged Ensure a filter is fitted e Position Vertically the Magnum unit for testing See diagram 1 e Unlock the outlet ring See diagram and remove Air hose if attached ensure that the outlet ring is in the UNLOCKED position at all times during the air flow test Switch unit on and allow to run for a minimum of 10secs Locate Airflow indicator in the outlet ring with the letters of the graduated scale in the vertical and facing the front of the unit Observe the airflow indicated from the graduated scale See
22. under all conditions assuming a fully charged battery at start Minimum design duration 4 hours Duration of up to 8 hours can be typically achieved dependent on various conditions The Power unit will give an audible and visual alarm when either the clogging of the filter causes the airflow to drop to the minimum design flowrate or when the battery voltage drops to a level below which it could not safely power the Power unit When either of these conditions occur a frequently repeating audible bleep is emitted and in addition the yellow LED Light emitting diode on the top of the Power unit flashes if the filter is clogged or the red LED flashes if the battery is low When either alarm condition occurs during use the wearer should leave the contaminated area immediately and replace the filter or recharge the battery accordingly When first turning the unit on the alarm will beep to indicate the correct functioning of the alarm system If the beep stops after a few seconds the airflow is sufficient to proceed with using the unit MAGNUM 8500 POWER UNITS The Magnum 8500 units are activated using a rotary control knob which should be set to the correct setting as indicated on the top of the unit see diagram Counter clockwise setting for Headpieces Hoods Half Suits only Centre setting for Power Off Clock wise setting for the Full facemask only Martindale inl HESDRIECES GL iil oe Fa ru en EW Aa MAGNUM 8500 When used wi
23. urchase then Centurion Safety Products Ltd will at their discretion repair or replace the unit without charge 11 SPARES Description Part Number Shower resistant plastic shroud for 8500 unit M23PS Comfort pad item 11 M23CP L Spare Standard Belt item 1 M23B Plastic Belt Wipe clean for decontamination item 1 M23PB DIAGRAM OF MAGNUM SYSTEM 1 Standard belt 5 Small battery 9 Outlet 13 1000 2000 type power unit fitted with hinged door 2 Comfort Pad 6 Large battery 10 Hose 3 Battery charger 7 Prefilter 11 Large comfort pad 4 Gas combination canister 8 Filter 12 8500 type power unit with DIN 40 ports EC Type examination by BSI Product Services Maylands Avenue Hemel Hempstead Herts HP2 4SQ Notified Body No 0086 024 001 750 MOD 8 11 05 07 Page 8 of 8 POWER UNITS Centurion Safety Products Ltd Howlett Way Thetford Norfolk IP24 1HZ UK Tel 0044 0 1842 754266 Fax 0044 0 1842 765590
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