PhoCheck 1000 User Manual V2.0
Contents
1. PhoCheck 1000 User Manual V2 0 e Bem z Part No 71052 www ionscience com lon Science Ltd The Way Fowlmere Cambs SG8 7UJ U K l Tel 44 0 1763 208 503 Fax 44 0 1763 208 814 Advanced Gas Sensing Technologies Email info ionscience com Web www ionscience com PhoCheck 1000 Ion Science Ltd t B Page 1 of 28 PhoCheck 1000 Ion Science Ltd 4d q EB a e Declaration of conformity Manufacturer Ion Science Ltd The Way Fowlmere Cambridge England SG8 7UJ Product PhoCheck 1000 Product description Hand held detector comprising of a photo ionisation detector Directive 2004 108EC Electrical Equipment Electromagnetic Compatibility EMC BS EN 61326 1 2006 Electrical equipment for measurement control and laboratory use EMC Requirements Class B and General Immunity Other Standards BS EN ISO 9001 2000 Quality Management Systems Requirements BS EN 61010 1 2001 Safety requirements for electrical equipment or measurement control and Laboratory use General requirements On behalf of Ion Science Ltd I declare that on the date this product accompanied by this declaration is placed on the market the product conforms to all technical and regulatory requirements of the above listed directives Name Mark Stockdale Position Technical Director Signature H Date 20 November 2008 Page 2 of2. 15 of 28 PhoCheck 1000 Ion Science Ltd EB ME Note The Flow Indicator Assembly is not guaranteed leak tight so we suggest removing it from the canister before storage Page 16 of 28 PhoCheck 1000 Ion Science Ltd EB ME Instrument Functions Custom Calibration Continued If you are not successful in calibrating your instrument check the following points The carbon canister may be contaminated The gas canister may be low or empty The flexible connector pipe may have a kink restricting flow of gas The lamp may require cleaning The lamp may need replacement CAUTION Taking your PhoCheck instrument from a cold to warm environment may cause condensation to form on internal parts of the detector cell Prolonged errors in reading may appear as unusually high background levels even with a carbon canister fitted To compensate for this error press and hold the ZERO key for at least 2 seconds Battery Type Selection Press the ENTER key to adjust the battery type to match the type fitted Although this setting will not affect the performance of the ee PhoCheck 1000 it will optimise the accuracy of the battery Alkaline status symbol shown on the main display screen Peak Hold Selected a De selected From the main display screen use the UP and DOWN keys to select the PEAK HOLD symbol from t
3. 28 PhoCheck 1000 Ion Science Ltd drr T_ BB ME Contents Page Certificate of conformity 2 Contents 3 Principle of Operation 4 Quality Assurance 4 Disposal 4 Calibration Facility 4 Responsibility for Use 4 Getting Started 5 Packing List 5 Removable of the PhoCheck from ts case 5 Rechargeable Battery PhoCheck s 5 Alkaline Battery PhoCheck s 5 Keypad Functions 6 How the PhoCheck s menus work 7 Function Location 8 Quick Reference 9 Main Display i 11 Instrument Functions 12 View data i 12 Alarm 3 12 Response factor 13 Calibration 14 Battery type selection i 16 Peak hold 16 Sound i 17 Backlight i i 17 Contrast 17 Batteries i 18 Maintenance 19 Spare Parts 20 Technical Specification 21 Diagnostics 22 Page 3 of 28 PhoCheck 1000 Ion Science Ltd dx T_ BB 1 Principle of Operation PhoCheck is a portable PID gas detector operating by photoionisation and ion current measurement of Volatile Organic Compound VOC gases such as hydrocarbon fuels solvents and semiconductor gases Quality Assurance PhoCheck has been designed in compliance with ISO9002 This ensures that the equipment supplied to our customers has been assembled reproducibly and from traceable components Disposal Dispose of the PhoCheck its compon
4. This key is used to return the display to the previous screen and to abort an adjustment Repeated pressing of this key will return the display to the Main screen UP Use to scroll up or change selection DOWN Use to scroll down or change selection ZERO Zero s peak readings when on Display Screen Caution If the PhoCheck instrument is taken from a cold to warm environment condensation may form on internal parts of the detector cell Under these conditions prolonged measurement errors may appear as unusually high background levels even in a clean air environment To compensate for this error press and hold the ZERO key for at least two seconds Page 6 of 28 PhoCheck 1000 Ion Science Ltd H Jka Instrument Function Concept How the PhoCheck s menus work From the Main Display screen page 10 use the UP and DOWN keys to view the various function symbols Example To adjust the Alarm level Access the Alarm function symbol by using the up down keys then on the screen press the Enter key to select it Sub menu options or variable parameters will appear Use the UP and DOWN keys to adjust the parameter and then press the ENTER key Al L E 0 0 PPM In most cases a tick v will appear to confirm the action at this point the y parameter has been accepted and wil be used by the PhoCheck JIC pom Although there is a degree of complexity of some functions this
5. basic concept of selection adjustment and confirmation is common throughout this instrument You can abort a selection by pressing the Escape Esc key Page 7 of 28 PhoCheck 1000 Ion Science Ltd Jka Function location Back light P 17 Sound P 17 Contrast P 17 Peak measurement E P 16 7s Co Main Display E i type P 11 LI ppm P View data P 12 Calibration P 14 Alarm P 12 Gas response factor P 13 From the Main Display screen use the Up Down keys to view the available functions then press Enter to select the function options The Backlight Sound and Peak Measurement function symbols will have a cross overlaid when unselected Page 8 of 28 PhoCheck 1000 uick reference Ion Science Ltd lt E E E Bron 7 BA a Main Display Page 11 Displays the measured level in ppm battery status the selection of the Peak Hold function and the presence of logged data within the instruments memory View Data Page 12 Allows viewing of previously stored data from the instrument s internal memory Alarm Page 12 Allows adjustment of the PhoCheck alarm level Gas Response Factor Page 13 Adjustment of the response factor allows the instrument to calculate and display readings of gases other than Isobutylene Calibration Page 14 Allows the selection of eith
6. filters are not replaced on a regular basis particles of dust or dirt can cause a range of effects Remove the detector lamp as shown and use low pressure oil free compressed air to blow out the contamination If the error persists return the instrument to the manufacturer Page 27 of 28
7. main probe filter first If the readings remain high it will be necessary to change the secondary probe filter as follows a Using an 11mm 7 16 spanner unscrew the probe fitting from the end of the PID detector nozzle b Remove and discard the secondary probe filter c Insert a new secondary probe filter into the probe fitting d Screw the probe fitting back onto the nozzle and tighten using the 11mm 7 16 spanner CAUTION DO NOT OVERTIGHTEN THE PROBE FITTING Page 20 of 28 PhoCheck 1000 Ion Science Ltd Cleaning the PhoCheck Lamp PhoCheck instruments rely on exposing sample gas to ultraviolet light emitted through the UV lamp This process may result in very slow but progressive contamination of the UV lamp window which must be removed ona regular basis CAUTION The PhoCheck is a sensitive detector Internal components must be handled with clean hands and clean tools The PhoCheck lamp is fragile handle with great care 1 Ensure the PhoCheck is switched OFF 2 Remove the probe and filter 3 Unscrew the black knurled ring to expose the detector lamp 4 Push a lamp removing sleeve over the end of the Photec lamp This allows the user to grip the lamp 5 Extract the lamp from its socket Moderate force may be necessary WARNING NEVER REFIT A DAMAGED LAMP Page 21 of 28 PhoCheck 1000 Ion Science Ltd EB ME Maintenance Cleaning the
8. the ENTER key to view the current setting Adjust the Alarm level using the UP and DOWN keys then F press the ENTER key to confirm the setting A v will appear Al 4UU0 ppm to confirm the action Page 12 of 28 PhoCheck 1000 Ion Science Ltd 4q EB 1 Instrument Functions Response Factor This instrument has been calibrated on 100 ppm Isobutylene as standard this has a response factor of 1 0 Adjusting the response factor allows the PhoCheck to calculate equivalent levels of other detectable gases With the Gas Bottle symbol on the screen press ENTER to view the current factor Use the UP and DOWN keys to adjust E the response factor When adjusted to the desired level press the ENTER key to accept the adjustment A v will appear to confirm the action The table below shows some common gases and with response factors Gas Name Response factor Acetone Ammonia Benzene Diesel Fuel 08 Ethanol Other response factors are available on request from gastyperequest ionscience com Tsobutene Isobutylene or tel 44 0 1763 208503 Tsopropanol Methyl Bromide Petrol Page 13 of 28 PhoCheck 1000 Ion Science Ltd EB ME Instrument Functions Calibration General Description The PhoCheck 1000 is a simple instrument that only requires two points of reference to calibrate The PhoCheck scales its linear output across a
9. the window surface usually within 15 seconds Page 22 of 28 PhoCheck 1000 Ion Science Ltd 4 EE ME Maintenance 5 Remove the residual powder with a clean cotton bud Care must be taken not to touch the tips of cotton buds that are to be used to clean the lamps as this may contaminate them with finger oil 6 Ensure the lamp is completely dry and any visible signs of contamination are removed before refitting 7 The instrument MUST now be re calibrated Blowing out the PID Cell When using the PID instrument in conditions of high ambient humidity the PID may show unexpected readings appearing to increase This occurs due to dust or other small particles within the detector becoming hydrated with humidity This causes these particles to conduct a signal between the electrodes This issue can resolved by the user in the field using the following procedure and a can of computer duster air First remove the lamp following the instructions on lamp removal from the cleaning the lamp section steps 1 5 Using a can of computer duster spray air down the small metal tube Replace the lamp and cap and rest the instrument Page 23 of 28 PhoCheck 1000 Ion Science Ltd EE 1 Spare Parts 10 6 eV Krypton 30620 Calibration Kit Cleaning Kit Gas Canister amp Carbon Canister packed in a luxury case Secondary Probe Filters Pack of
10. 5 A 31146 Page 24 of 28 PhoCheck 1000 eo L_ Ion Science Ltd Technical Specification Dimensions Short Probe Standard Carry Case Weight Materials Standard Carry Case Battery Environmental Conditions Storage Temperature Range PhoCheck instrument 100 mm long 420 x 320 x 97 mm PhoCheck Standard Carry Case PhoCheck 4 x AA size Operating temperature range Instrument specification short probe fitted Response time Recovery time Operating lifetime Lamp 10 6eV standard Pump Accuracy Charging amp Running times from fully discharged Charge in hours 8 12 16 Use in hours 9 11 14 Quoted times based on use at ambient temperature of 20 C 68 F Page 25 of 28 340 x 60 x 50 mm 0 57 kg 1 3 Ib 1 75 kg 4 0 Ib Conductive carbon loaded Polypropylene based resin casing Polypropylene with a Polyester foam insert Specified Alkaline or 1 2V Rechargeable NiMH 4 F to 140 F 20 C to 60 C 13 F to 158 F 25 C to 70 C lt 1s lt 1s gt 1500 hr gt 1500 hr 5 Displayed reading and one digit PhoCheck 1000 Ion Science Ltd ee oo Diagnostics Basic faults or diagnostics are presented as symbols with a more detailed description of the fault indicated by the number in the top right corner of the display Should
11. PhoCheck Lamp Continued 6 Inspection of the lamp may reveal a layer of contamination on the detection window that presents itself as a blue hue This may be visible upon holding the lamp in front of a light source and look across the window surface USE of PID lamp cleaning kit A 31063 o D gt Z rs 1 The vial of cleaning compound contains Light Eye Aluminium Oxide as a very fine power CAS Number 1344 28 1 A full material safety pica data sheet MSDS is available on request from Ion science Itd The key issues are listed below Hazard identification e May cause irritation of respiratory tract and eyes Handling e Do not breathe vapour dust Avoid contact with skin eyes and clothing e Ware suitable protective clothing e Follow industrial hygiene practices Wash face and hands thoroughly with soap and water after use and before eating drinking smoking or applying cosmetics e The Compound has A TVL TWA of 10 mg m Storage e Keep container closed to prevent water adsorption and contamination J 2 Open the vial of Aluminium Oxide polishing compound RI With a clean cotton bud collect a small amount of compound mg e s 3 Use this cotton bud to polish the PID lamp window Use a X circular action applying light pressure to clean the lamp window Never touch the lamp window with fingers A 4 Continue polishing until an audible squeaking is made by the cotton bud with compound moving over
12. Zero level clean air reference and the Span known detectable level As the name suggests Factory calibration levels are set after instrument manufacture and can not be adjusted by the user Factory Calibration When the Factory calibration symbol is selected fixed points mentioned above are used to scale the Span E100ppom detected signal Although Factory calibration offers a constantly good reference prolonged use may mean these reference points become less dependable Displayed reading Custom Calibration When Custom Calibration is selected a Zero and Span level can be set by the user Zero Oppm Please read ALL of this procedure before attempting a calibration Ensure that this procedure is carried out ina clean air environment 1 Select Custom Calibration procedure on the PhoCheck s o menu A symbol of a carbon canister will appear Factory Custom Calibration Calibration 3 Remove the Probe and filter from the PhoCheck and fit the IS carbon canister Note Do not force the carbon canister fitting 2 Remove the caps from both ends of the carbon canister Page 14 of 28 PhoCheck 1000 Ion Science Ltd EB ME Instrument Functions Custom Calibration Continued 4 Press the ENTER key to start the ZERO countdown process The counter indicates the time remaining until the next stage jie Is 5 At the end of the
13. a fault occur address the issue and then press the ENTER or ESC key to clear the fault message Sao ero General fault 1 Main PCB failure Return the instrument to manufacturer Zero 1 amp 2 Instrument can not Zero at switch on Return instrument to manufacturer 3 4 5 amp 6 Instrument can not Zero at switch on Offer the instrument clean air if the fault persists return the instrument to the manufacturer Battery 1 Not charging Check charger is connected and switched ON 2 Slow charge current is low Check your battery settings 3 Slow charge current is high Disconnect the charger immediately 4 Fast charge current is low Check your battery settings 5 Fast charge current is high Disconnect the charger immediately If the fault persists return the instrument to the manufacturer Page 26 of 28 PhoCheck 1000 Ion Science Ltd 4 EE ME Diagnostics Pump ate 1 Sample gas flow is high Check the probe filter and cell cap are fitted If the error persists return the instrument to the manufacturer 2 amp 3 Sample gas flow is low Check the probe and filter for signs of blockage If the error persists return the instrument to the manufacturer Sensor T 1 Detector cell failure If the error persists return the instrument to the manufacturer 2 Contaminated detector cell If the PhoCheck is used without its filter or
14. countdown a gas symbol will appear i indicating that the calibration gas is to be connected IS 6 Disconnect the carbon canister and replace the end caps The useful life of the carbon canister will be shortened if the canister is exposed to ambient air for prolonged periods 7 Ensure the valve on the Flow indicator assembly is turned Off as indicated on the valve cap before it is screwed to the gas canister This will avoid any unnecessary waste of gas Flow indicator 8 Connect the flexible pipe of the Flow Indicator assembly to the PhoCheck _ instrument as seen in the photograph The Ss canister must remain upright vertical 5 r during the calibration procedure gt You are now ready to calibrate your ION E PhoCheck s Span level 100ppm 1508 9 Open the Flow Indicator Valve and immediately press the ENTER key on the instrument to start the Span calibration process Flow of gas from the canister can be viewed via the flow indicator See above photograph The PhoCheck needs to detect a steady and constant supply of gas before it will set the Span point at the detected level We suggest that the instrument is held still until a appears to indicate a successful calibration 10 Turn Off the valve immediately to avoid wasting gas 11 Replace filter and probe as necessary Carry out a Bump Test to ensure calibration was successful Instrument is now ready for use Page
15. e Main display causes the displayed measurement to be logged stored in the PhoCheck 1000 memory Up to 50 measurements can be logged and then viewed via the View data function Page 12 The Data log symbol will flash when the memory is full Units ih The PhoCheck 1000 only displays measured values in ppm parts per million by volume Peak reading a When selected the peak measurement is held on the PhoCheck s display Pressing the ZERO key clears the reading from the display Pressing the ENTER key stores the reading in the PhoCheck memory and then clears the display Page 11 of 28 PhoCheck 1000 Ion Science Ltd Jka Instrument Functions General From the Main Display screen use the Up and Down keys to find the function you require To enter the function press the Enter key View data When the Data Log symbol is on the screen press the ENTER key to view the stored readings Use the UP and DOWN keys to view up to 50 stored readings z i 007 A reference number to the left of each reading indicates the D Aii sample order To clear the stored results press the ENTER key A bin icon will appear Press the ENTER key again to delete all stored mi readings After the memory has been cleared a appears to confirm the action Alarm The PhoCheck 1000 has an alarm level that can be adjusted to Ey a desired level With the Alarm symbol on the screen press
16. ents and any used batteries safely in accordance with all local and national safety and environmental requirements The PhoCheck field case material is recyclable polypropylene Lamps should be disposed of with care due to possible breakage of glass Calibration Facility Ion Science Ltd offers a calibration service including the issue of certification using equipment which is NAMAS traceable Additionally using the Calibration Kit that is available from Ion Science a two point calibration can be carried out on site Responsibility For Use PhoCheck instruments detect a large range of Volatile Organic Compound VOC gases which are dangerous from both a toxicological and explosive perspective PhoCheck instruments have many adjustable and selectable features allowing them to be used in a variety of ways Ion Science Ltd accepts no responsibility for the incorrect adjustment of features that cause ham or damage to persons or property Page 4 of 28 PhoCheck 1000 Ion Science Ltd dx T_ BB 1 Getting started Packing List Please check the contents of the PhoCheck case before removing components Description PhoCheck instrument PID lamp fitted Probe 100mm fitted PTFE filter 50 micron fitted Lamp extraction tool Rubber tube Power supply if rechargeable Rechargeable battery pack if rechargeable User manual 3 ON DUAWNH ID PR Re Re RD ee Removing the PhoCheck fr
17. er Factory or Custom calibration Custom calibration allows the instrument to be calibrated to a customer specified gas Battery Type Selection Page 16 Alkaline or Nickel Metal Hydride rechargeable batteries can be used to power the PhoCheck 1000 Accuracy of the battery power indicator shown on the Main Display screen relies on this setting Page 9 of 28 PhoCheck 1000 Ion Science Ltd H Jka uick reference e Peak Hold Page 16 When selected the peak measurement is held on the PhoCheck s display Pressing the ZERO key clears the reading from the display Pressing the ENTER key stores the reading in the PhoCheck memory and then clears the display Sound Page 17 The frequency of an audible Beep the level of detected gas relative to the Alarm level Back light Page 17 The PhoCheck back light aids viewing when in areas with restricted light Contrast Page 17 Allows the manual adjustment of the screen s contrast Page 10 of 28 PhoCheck 1000 Ion Science Ltd H Jka Main Displa Peak Hold indicator Di status A a R Measured l i Data Log indicator Battery status a Discharged Charged The battery status indicator is present on the Main Display screen only Data log indicator The Data log symbol is only displayed when data is held within the PhoCheck 1000 memory Pressing the ENTER key when viewing th
18. he menu then press the ENTER key to select or de select the function When de selected a cross overlays the menu graphic When using the PEAK HOLD function on the main display screen the highest Peak value reading is held on the screen until it is cleared Pressing the ZERO key clears the reading from the display only Pressing the ENTER key stores the reading in the PhoCheck memory and then clears the display Page 17 of 28 PhoCheck 1000 Ion Science Ltd Jka Instrument Functions Sound Selected il De selected From the main display screen use the UP and DOWN keys to select the SOUND symbol from the menu then press the ENTER key to select or de select the function When de selected a cross overlays the menu graphic When using the PhoCheck an audible Beep indicates signal strength in relation to the alarm level set Note The Alarm function works independent of this feature Back light Selected Ga De selected From the main display screen use the UP and DOWN keys to select the BACK LIGHT symbol from the menu then press the ENTER key to select or deselect the function When de selected a cross overlays the menu graphic Contrast OO v From the main display screen use the UP and DOWN keys to select the CONTRAST symbol from the menu then press the ENTER key to adjust this option By using the UP and DOWN keys you can set the preferred level of contrast and then confirm
19. om its case Carefully remove the PhoCheck instrument from its case so as not to damage the filter and probe assembly Luer type connectors are used to connect the PhoCheck filter and probe together and require a quarter turn clockwise ONLY to connect or disconnect them DO NOT OVER TIGHTEN To avoid drawing dust or particulate matter into the detector cell we suggest always fitting the filter with the Ion Science logo facing away from the instrument Rechargeable Battery PhoCheck s Although PhoCheck instruments leave the factory fully charged prolonged periods of storage will result in the battery pack discharging We suggest charging the instrument for 12 hours before use See Batteries Page 18 Alkaline Battery PhoCheck s Fit the battery pack supplied with the PhoCheck Page 18 Page 5 of 28 PhoCheck 1000 Ion Science Ltd 4 EE 1 Keypad Functions On Off To switch the PhoCheck instrument ON Press the ON OFF key To switch the PhoCheck instrument OFF Ensure the Main Display screen is shown press and hold the ON OFF key for 2 seconds A bar along the left side of the display screen indicates the time required to hold the ON OFF key This procedure has been designed to avoid accidental switch OFF ENTER This key selects options confirms settings and is also used when Data Logging See Data log indicator and View data sections Pages 11 ESCAPE
20. this by again pressing the ENTER key Page 18 of 28 PhoCheck 1000 Ion Science Ltd Batteries PhoCheck 1000 is operable using Alkaline or rechargeable batteries The user can change the batteries types However the following points must be Note Only use the Ion Science battery charger Never recharge Alkaline batteries Check for correct battery polarity Ensure rechargeable PhoCheck instruments are charged for at least 12 hours before use for the first time Rechargeable instruments use NiMH batteries are expected to offer charge and running times as indicated below Charge time Expected use 8 hours 9 hours 12 hours 11 hours 16 hours 14 hours The PhoCheck may be left on charge permanently with no detrimental effects to the PhoCheck or batteries However we advise the charger be switched Off and then On after 60 hours to reset the charger circuit Open the battery compartment via the clip on the battery cover Page 19 of 28 PhoCheck 1000 Ion Science Ltd Maintenance 1 Keep the detector lamp window clean see below 2 Replace the sample filters on a regular basis Frequency of cleaning the detector lamp and replacement of the filter depends on the type of gas being detected and the quality of the background air 3 The secondary probe filter is designed to strengthen the instrument response even in condensing environments If the instrument background reading is high change the
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