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SKC 224-44MTX, Operating Instructions Manual

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Universal Air Sampling Pump

Operating Instructions

This manual covers the following models:

224-44MTX, 224-PCMTX4, 224-PCMTX8

Summary of Contents for 224-44MTX

Page 1: ...www skcltd com Universal Air Sampling Pump Operating Instructions This manual covers the following models 224 44MTX 224 PCMTX4 224 PCMTX8 ...

Page 2: ... purchase and then at yearly intervals on this date However it is the responsibility of the user to perform a risk assessment to determine the necessary frequency of servicing that is required Service Date Service Date Service Date 1 5 9 2 6 10 3 7 11 4 8 12 Please note that SKC Ltd are the only authorised service centre in the UK guaranteeing you access to the full range of genuine SKC replacemen...

Page 3: ...Universal MTX Pump 10 Pump Controls Layout 12 Getting Started 13 Operating the Timer 224 PCMTX8 Only 16 Low Flow Sampling 20 Troubleshooting 22 Care of the Battery Pack 24 Universal MTX Pump Components 26 Universal MTX Pump Replacement Parts 27 Universal MTX Pump Accessories 28 Intrinsic Safety Certification 30 Warranty Information 36 ...

Page 4: ...for the model The equipment has not been assessed as a safety related device as referred to in Directive 2014 34 EU Annex II clause 1 5 The equipment should not be used if damaged in a way that could invalidate intrinsic safety Such defects might include cracking of the battery pack enclosure and internal encapsulant such that internal components or cells are exposed It is the responsibility of th...

Page 5: ...www skcltd com 224 UMTXM Issue K Page 3 Blank Page ...

Page 6: ...ow indicator Scale range 0 5 5 5 l min Battery pack NiMH rechargeable 2 0 Ah 4 8 V Storage operating temperature 20 C to 40 C Operating humidity 0 to 95 RH Compensation range Flow rate l min Back Pressure inches of water Typical sample media back pressure IOM sampler with GFA filter at 4 l min approximately 10 inches of water IOM sampler with 0 8µm MCE filter at 2 l min approximately 15 inches of ...

Page 7: ...Timer Run time display 0 to 9999 minutes Hold feature to pause pump and timer Fault shutdown for low battery and high back pressure with timer freeze 224 PCMTX8 only Timer Delayed start up to 9999 minutes Timed shut down Note SKC Limited reserve the right to make changes to the specification and design of this product at any time without prior notice to the end user ...

Page 8: ...y pack which is fitted to the pump in place of the standard battery pack Please note that the pump s ATEX certification is invalidated when using the battery eliminator and therefore must not be used in hazardous areas when the battery eliminator is fitted Anti tamper cover The pump controls are situated beneath a clear anti tamper cover requiring a tool for removal This helps prevent tampering du...

Page 9: ...s flow fault due to obstructed tubing or excessive filter loading Shuts the pump down if the condition persists for longer than 15 seconds Automatically attempts four restarts before shutting down completely 224 PCMTX8 Only Programmable run time Sample run time programmable in minutes via keypad and LCD screen Pump automatically shuts down at end of sample and elapsed run time is retained on LCD s...

Page 10: ... trap between the impinger and pump inlet This will prevent the possibility of the fluid used in the impinger from entering and damaging the pump mechanism As a further precaution always ensure that the pump flow rate is set to below 1 litre min before connecting the trap and impinger to the pump inlet For stability use the accessory mounting screws refer to pump diagram on pages 10 and 11 to fix ...

Page 11: ...d with the crossed out wheelie bin symbol which identifies that it falls within the scope of the EC Directive 2002 96 EC on waste electrical and electronic equipment WEEE At the end of it s useful life this product must be disposed of in an environmentally sound way as detailed in the Directive Note that the battery pack must be separated from the pump and disposed of as detailed in the Batteries ...

Page 12: ...Page 10 224 UMTXM Issue K www skcltd com 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 21 20 22 23 24 25 Diagram of the Universal MTX Pump ...

Page 13: ...ver retaining screw 10 On off switch 11 Accessory mounting screws 12 Flow indicator 13 Filter housing screws 4qty 14 Filter O ring seal 15 Inlet protection filter 16 Inlet protection filter housing 17 Air inlet 18 Exhaust port cover 19 Low flow mode screw cover 20 Battery pack 21 Low flow mode regulator cover 22 Belt clip 23 Main case screws 4qty 24 Battery pack charging jack socket 25 Battery pac...

Page 14: ...ME FLOW AND BATTERY CHECK MODE DIGIT SET PUMP RUN TIME ON OFF FLOW ADJ INTERMEDIATE SAMPLE PERIOD MINUTES START HOLD FLOW AND BATTERY CHECK ON OFF FLOW ADJ BATT SAMPLE RUNNING BATT SAMPLE RUNNING Standard Control Panel 224 44MTX Intermediate Control Panel 224 PCMTX4 Deluxe Control Panel 224 PCMTX8 Pump Controls Layout ...

Page 15: ...that the charger is charging at full rate After 16 hours the charger will automatically switch to trickle charge identified by the LED indicator on the charger flashing on and off When fully charged disconnect the charger jack plug from the battery pack 2 Accessing the Controls To access the controls unfasten the screw retaining the anti tamper control cover No 9 using the large bladed screwdriver...

Page 16: ...ze The legend HOLD is indicated in the bottom left of the LCD screen Press the START HOLD key again to restart the pump and the timer will continue to increase from the point at which it was frozen The words SAMPLE RUNNING will appear in the top right of the LCD screen Subsequent pressing of this key will toggle between sample running and hold modes 6 FLOW AND BATTERY CHECK Key No 2 With the pump ...

Page 17: ...reen The function of these three settings is explained in the section Operating the Timer on pages 16 to 19 The required values for these three settings can be entered using the DIGIT SELECT and DIGIT SET keys 9 DIGIT SELECT key No 6 With the pump in the setup mode and the required time setting selected press the DIGIT SET key to cycle through the four timer digits on the display The currently sel...

Page 18: ...r to a higher value than the SAMPLE PERIOD the pump will run continuously for the duration of the SAMPLE PERIOD If the PUMP PERIOD is set to a lower value than the SAMPLE PERIOD then the pump will automatically calculate on and off periods to apportion the required PUMP PERIOD time over whole of the SAMPLE PERIOD time Setting a Simple Timed Run Example 8 hour timed run with no delayed start 1 Swit...

Page 19: ...the display will show the legends HOLD and SAMPLE OVER and the elapsed run time Should the pump prematurely stop during the sample period the actual elapsed run time will be displayed Setting a Timed Run with Delayed Start Example 8 hour timed run with a 2 hour delayed start 1 Switch the pump on and press the START HOLD key to enter hold mode 2 Press the SET UP key to enter setup mode 3 The right ...

Page 20: ...r 8 hours and then switch off To start the timed run press the START HOLD key The LCD screen will show the legend DELAYED START flashing in the bottom left of the screen and the start delay time will count down from 120 minutes At the end of the start delay the pump will automatically start and the legend SAMPLE PERIOD will flash on and off in the top right of the LCD screen At the end of the 8 ho...

Page 21: ...be indicated in the top right of the LCD screen and the legend PUMP PERIOD will flash in the bottom right of the screen The timer display will increment showing the total elapsed time To view the actual elapsed pump running time press and hold the DIGIT SET PUMP RUN TIME key The display will return to the total elapsed time when the key is released 5 At the end of the intermittent sample run the d...

Page 22: ... regulator to provide a constant suction at the outlet of the low flow adaptor ensuring stable airflow through the sample tube s once the flow has been set using the throttle valve s To enable or disable low flow mode a low flow mode control is located beneath the smaller of the two knurled metal cap screws on the top of the pump Unscrew and remove the cap screw and use the large bladed screwdrive...

Page 23: ...urn off the pump and enable low flow mode as previously detailed No further adjustment of the pump flow rate is required The low flow adapter can now be connected to the pump inlet hosetail Set the low flow rate with the throttle valve on the low flow adjuster using a suitable calibrated flowmeter such as a chek mate or rotameter Note Always check that low flow mode has been disabled before carryi...

Page 24: ... flow rate and or a less restrictive filter media if the sampling method being used allows this More than one filter accidentally fitted into sampling head Ensure that only one filter is fitted into the sampling head Filter backing paper fitted in addition to in place of filter media Ensure that only the filter is fitted into the sampling head Pump particulate filter is blocked appears black Repla...

Page 25: ...e period Battery pack not fully charged before starting sample run Ensure battery pack is fully charged before starting a sample run Battery pack has reduced capacity as it nears end of life Replace the battery pack Filter media back pressure too high Try a lower flow rate and or a less restrictive filter media if the sampling method being used allows this ...

Page 26: ...emperature For optimum performance discharge NiMH batteries between 10 and 45 C refer also to pump specifications on page 4 for other limitations on operating temperature for intrinsically safe applications Battery Maintenance Battery cycling during regular use Available battery capacity may be reduced when battery is only partially discharged during each use To maintain optimum capacity during re...

Page 27: ...Refer to pump diagram on page 10 To remove the battery pack unscrew and remove the two battery screws No 25 Carefully slide the battery pack sideways out from under the metal belt clip No 22 and remove the battery pack Fit the replacement battery by sliding it under the metal belt clip Take care to ensure that the pins of the pump power connector engage into the holes in the socket connector on th...

Page 28: ...Page 26 224 UMTXM Issue K www skcltd com Universal MTX Pump Components 1 2 3 4 5 6 7 8 9 10 11 6 12 13 ...

Page 29: ... to the safety implications associated with the incorrect repair of ATEX certified intrinsically safe products for use in potentially explosive atmospheres it is our policy to only supply the complete range of replacement parts to our Authorised Service Centres who are trained in the service and repair of these products Care must be taken when dis assembling and re assembling the pump to replace t...

Page 30: ...meter 0 3 3 4 litre min accuracy 2 5 VDI VDE 3513 2 2008 Dust Sampling Accessories 225 70A I O M sampler in plastic complete with two part plastic filter cassette and clip 225 76A I O M sampler in stainless steel complete with two part stainless steel filter cassette and clip 225 79A I O M sampler in plastic complete with two part stainless steel filter cassette and clip 225 71A I O M two part pla...

Page 31: ...4 26 04 Quadruple adjustable low flow adapter tube holder 224 29A Protective cover type A 6mm diameter x 70mm 224 29B Protective cover type B 8mm diameter x 110mm 224 29C Protective cover type C 10mm diameter x 150mm 224 29D Protective cover type D 10mm diameter x 220mm 224 29P Protective cover for low volume PUF tubes 224 29V Tube holder for OVS tube 810 722 Tube tip breaker If the required item ...

Page 32: ...Page 30 224 UMTXM Issue K www skcltd com Intrinsic Safety Certification ...

Page 33: ...www skcltd com 224 UMTXM Issue K Page 31 Intrinsic Safety Certification A full size copy of the certificate can be obtained from SKC customer service on request for which a nominal charge may be levied ...

Page 34: ...Page 32 224 UMTXM Issue K www skcltd com Intrinsic Safety Certification ...

Page 35: ...www skcltd com 224 UMTXM Issue K Page 33 A full size copy of the certificate can be obtained from SKC customer service on request for which a nominal charge may be levied Intrinsic Safety Certification ...

Page 36: ...Page 34 224 UMTXM Issue K www skcltd com Intrinsic Safety Certification ...

Page 37: ...www skcltd com 224 UMTXM Issue K Page 35 A full size copy of the certificate can be obtained from SKC customer service on request for which a nominal charge may be levied Intrinsic Safety Certification ...

Page 38: ...nties either expressed or implied including any implied warranties of merchantability or fitness for a particular purpose and neither assumes nor authorises any person to assume for it any liability in connection with the sale of these instruments No description of the goods being sold has been made a part of the basis of the bargain or has created or amounted to an express warranty that the goods...

Page 39: ...o the Buyer and continue for a period of one 1 year 6 a To obtain performance of any obligation under this warranty the buyer shall return the instrument freight prepaid to SKC at the following address SKC Limited 11 Sunrise Park Higher Shaftesbury Road Blandford Forum Dorset DT11 8ST t 44 0 1258 480188 f 44 0 1258 480184 6 b To obtain further information on the warranty performance contact SKC 7 ...

Page 40: ...al group of companies SKC Limited 11 Sunrise Park Higher Shaftesbury Road Blandford Forum Dorset DT11 8ST United Kingdom T 44 0 1258 480188 F 44 0 1258 480184 E info skcltd com W www skcltd com 224 UMTXM Issue K September 2018 ...

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