OLDHAM OLCT 100 User Manual - Gas Measurement Instruments Ltd
Contents
1. Chemical LEL LSE Vapor ef nP H2 Formula density Coef Coef Acetone C3HeO 2 15 13 0 2 1 18 0 9 Acetylene C2H2 1 5 100 0 9 1 4 Ammoniac NH3 15 0 30 2 0 6 1 0 0 5 Benzene C6H6 1 2 8 0 2 7 2 10 1 05 n Butane C4H10 1 5 8 5 2 0 1 8 0 9 Ethane C2H6 3 0 15 5 1 0 1 4 0 7 Ethanol C2H6O 3 3 19 0 1 6 1 6 0 8 Ethylene C2H4 2 7 34 0 1 0 1 4 0 7 n Hexane C6H14 1 2 7 4 3 0 2 85 1 4 Hydrogen H2 4 0 75 6 0 07 1 0 Isopropanol C3H80 2 15 13 5 2 1 1 8 0 9 JP 4 3 0 1 5 JP 5 3 1 1 55 JP 8 3 2 1 6 Methane CH4 5 0 15 0 0 55 1 0 Methanol CH30H 5 5 44 0 1 1 1 35 0 65 n Pentane C5H12 1 4 8 0 2 5 2 0 1 0 Propane C3H8 2 0 9 5 1 6 1 6 0 8 Styrene C8H8 1 1 8 0 3 6 2 4 1 2 Toluene C7H8 1 2 7 0 3 1 2 5 1 25 Xylene C8H10 1 0 7 6 3 7 2 4 1 2 Cells with a grey background gases recommended for calibrating the detector Table 3 Calibration coefficients of explosive gases for catalytic detectors with a 4F sensor Example Calibration of an acetone detector with a calibration gas of 1 volume butane Value to be displayed 1 injected butane x 100 x 0 95 coefficient butane acetone 63 LEL 1 5 LEL butane Note 7 LEL values vary according to the source Coefficients are accurate to 15 30 OLC T 100 User manual Chapter 5 Preventive maintenance Periodic checks enable the equipment and installation to remain in conformity and ensure reliable detection This chapter describes what preventat2. 508 Chloromethane Methylchloride 0 500 ppm 509 R123 0 2 000 ppm 510 FX56 0 2 000 ppm 511 R143a 0 2 000 ppm 512 R404a 0 2 000 ppm 513 R507 0 2 000 ppm 514 R410a 0 1 000 ppm 515 R32 0 1 000 ppm 516 R227 0 1 volume 517 R407c 0 1 000 ppm 518 R408a 0 4 000 ppm 519 R407f 0 1000ppm 656 Ethanol 0 500 ppm 657 Toluene 0 500 ppm 658 Isopropanol 0 500 ppm 659 2 Butanone MEK 0 500 ppm 660 Xylene 0 500 ppm 661 Styrene 0 500 ppm 662 HFO 0 1000ppm To know you part number please follow these instructions The reference is broken down as follows OLCT100 XPIR 001 1 OLCT 100 XP IR Transmitter 0 100 LEL CH ATEX M20 cable entry Approval and entry of cable range OLC100 OLCT100 OLCT100 HT10 OLCT100 HT15 Sensor movable up to 5 10 or 15 meters using a high temperature cable 70 OLC T 100 User manual Appendix 71 PE OLDHAM The Fixed Gas Detection Experts EUROPEAN PLANT AND OFFICES Z Est rue Orfila CS 20417 62027 Arras Cedex FRANCE Tel 33 0 3 21 60 80 80 Fax 33 0 3 21 60 80 00 Website http www oldhamgas com AMERICAS ASIA PACIFIC EUROPE Tel 1 713 559 9280 Tel 86 21 3127 6373 Tel 33 321 608 080 Fax 1 281 292 2860 Fax 86 21 3127 6365 Fax 33 321 608 000 americas oldhamgas com sales oldhamgas com info oldhamgas com
3. thee watcovracmrs sf Ue proper moods of ase and genera mainemance of the units and the conditions of Mis sperm el 7 END OF CERTIFICATE 7 My Mod Ad E 126 Mag 2008 Tres tic arnan of pagan OLC T 100 User manual Chapter 10 Technical specifications Dimensional characteristics may TB 130 70 Lot sel eni g 5 Ltr od Bob M44 pitch 1 OLC100 OLCT100 M44 pitch 1 26 25 85 C20 EE vg Loo os osi 138 154 157 M44 pitch 1 65 26 6m OLC100 OLCT100 OLCT100HT Figure 18 dimensional characteristics of the detectors 10 Technical specifications 53 General Specifications Supply voltage at the detector terminals OLC 100 340 mA current supply OLCT 100 XP HT 15 5 V to 32V OLCT 100 XP LEL 15 5 V to 32V OLCT 100 XP IR 13 5 V to 32 V OLCT 100 XP EC 10 V to 32V OLCT 100 XP SC 15 5 V to 32V Average consumption OLC 100 340 mA OLCT 100 XP HT 100 mA OLCT 100 XP LEL 110 mA OLCT 100 XP IR 80 mA OLCT 100 XP EC 23 5 mA OLCT 100 XP SC 100 mA Output current signal Current source encoded from 0 to 23 mA non isolated Linear 4 to 20 mA current reserved for measurement 0 mA electronic fault or no power supply 1mA fault 2m initialization mode frozen to 20 mA the concentration of combustible gas has reached 100 LEL Type of cable Explosimeter screened 3 active wires HT Explosimete
4. 50 C 20 to 60 RH 1 bar 10 6 months maximum Warm up time max 4 hours to first switching on power Type of gas Measurement Accuracy Ts0 Too S range Methyl chloride CHsCI 500 ppm 15 from 20 25 50 Methylene chloride CH2Cl 500 ppm to 70 FS Freon R12 1 vol 15 from 20 25 50 Freon R22 2000 ppm to 70 FS Freon R123 2000 ppm FX56 2000 ppm Freon R134 a 2000 ppm 15 from 20 25 50 Freon R11 1 96 vol to 70 FS Freon R23 1 96 vol Freon R143a 2000 ppm Freon R404 a 2000 ppm Freon R507 2000 ppm Freon R410 a 1000 ppm Freon R32 1000 ppm Freon R407 c 1000 ppm Freon 408 a 4000 ppm Ethanol 500 ppm 15 from 20 25 50 Toluene 500 ppm to 70 FS Isopropanol 500 ppm 2 butanone MEK 500 ppm Xylene 500 ppm 10 Technical specifications 59 Infrared sensors OLCT 100 XP IR Measurement range 0 100 LEL explosive gases 0 100 Vol CH4 0 5000ppm CO 0 5 CO carbon dioxide 0 10 CO2 0 100 CO2 Measurement principle Infra red absorption Accuracy CO version 3 of full scale at mid scale 20 C LEL version 5 of full scale at mid scale 20 C Temperature range 40 to 55 C LEL and Vol CH4 20 to 50 C CO Relative humidity 0 to 95 RH non condensing relative humidity Pressure Partial pressure measurement the measurement changes with pressure Response time CO version Tsp gt 11 s and Too 30 s
5. Semiconductor sensor 4 hours Infra red detector 2 hour 22 OLC T 100 User manual Calibrating the OLC 100 carried out at the central measuring unit i The cover of the detector remains closed with any adjustments being For an explosimeter it is recommended that the detector should be calibrated by using the gas to be detected If the user would like to calibrate the detector with a gas other than that detected and programmed in the factory reference should be made to the table on page 30 by using the recommended gas and corresponding coefficient Zeroing Proceed as follows 00 6 Figure 13 Zeroing OLC 100 ao ED D Inhibit any alarm signals on the controller Place the calibration cup onto the detector head Figure 13 A Connect the calibrator cup to the pure air cylinder D using a flexible hose B Open the valve on the zero air cylinder flow rate 30 to 60 litres h C After the measurement has stabilised approx 2 minutes read the display of the central measuring unit A displayed figure of 0 0 corresponds to 0 gas If a different value is displayed adjust the 0 on the measuring unit to correct the value until a reading of exactly 0 096 is obtained Close the valve C on the cylinder Remove the calibration cup A if no sensitivity control is necessary Reset any alarm signals on the controller 4 Calibration 23 Adjustment of gas sensitivity This procedure
6. Specific characteristics Type of sensors Accuracy Operating temperature range Anti poison sensor 1 LEL between 0 70 LEL 40 to 70 C 4F unmarked 2 of the measurement between 71 and sensor 10096 LEL VO1 sensor 1 LEL between 0 70 LEL 40 to 70 C sensor with OLCT 100 2 of the measurement between 71 identifying mark and 10096 LEL OLC 100 5 of the measurement between 71 and 100 LEL VO1 sensor high 1 LEL between 0 70 LEL 20 to 200 C temperature 2 of the measurement between 71 and assembly 100 LEL 10 Technical specifications 55 Mark on sensor VO1 4F poison resistant sensor Figure 19 mark on VQ1 sensor Toxic sensors OLCT 100 XP and OLCT 100 IS Common characteristics Measurement principle Electrochemical sensor Pressure Atmospheric 10 56 OLC T 100 User manual Type of gas Measurement XP IS Accuracy Lyfe Reponse Storage Warm range Version Version ppm months time conditions up time ppm Ts0 Tao S max h AsHs Arsine 1 00 L 20 40 20 90 4 0 05 18 30 120 1 1 CH O Formald hyde 50 0 L 20 50 15 90 1 5 36 50 240 1 36 Cl Chlore 10 0 E 20 40 10 90 0 4 24 10 60 1 1 CIO Dioxyde de chlore 3 00 20 40 10 90 4 0 3 24 20 120 1 1 co Monoxyde de 100 E E 20 50 15 90 4 3 36 15 40 1 1 carbone 300 gamme 1000 09 COCl Phosgene 1 00 L 20 40 15 90 4 0 05 12 60 180 2 1 ETO Oxyde d eth
7. maintenance interval must be no more than 3 months To attain SIL capability level 1 in accordance with European standard EN 5 Preventive maintenance 31 Actions Periodic maintenance comprises the following actions Removal of dust from the sensor s protective housing using only a dry cloth No water or solvents should be used Severely dusty heads or sensors should be replaced immediately For use in dusty explosive atmospheres the user should undertake full and regular cleaning to avoid the build up of dust The maximum permissible thickness of a dust layer must be less than 5 mm Replacement of screws if the screws on the fire proof part d of the body need to be replaced screws of equal quality or better than A4 70 should be used Zero inspection with pure air Gas sensitivity inspection and possible adjustment as per Chapter 4 Calibration 32 OLC T 100 User manual Chapter 6 Maintenance Maintenance primarily comprises changing any sensors that no longer meet their initial metrological characteristics N Since they are liable to affect detection reliability the tasks described in this chapter are reserved for authorized trained personnel only Inspection and maintenance shall be carried out in accordance with standards EN60079 17 or IEC 60079 17 with whatever editions are in force or with other national standards The 4 mA level is factory set This value cannot be changed or ad
8. supply On the controller 1 Inhibit any installation alarms to avoid unexpected triggering during operation 2 n accordance with the manufacturer s instructions switch off the power to the module in order to be connected to the detector 16 OLC T 100 User manual Cable preparation The cable shall be taken from the controller measurement and automation to the point of measurement see Figure 8 The passage support and protection of the cable shall be according to best practice Cable entry It is essential that the instructions provided by the manufacturer of the X compression gland are followed and the braided screen is correctly connected M20x1 5 flamme proof certified cable gland shall be used see Chapter 11 1 Remove the joint and the two metal washers found in the sensor Q is v dw 2 Arrange the cable as shown in the 9 picture 3 Spread the braided shield as shown in the picture Avoid creating pigtails with the braided shield 3 Installation 17 4 Insert the part back into the OLCT100 Cable connection The connection of the cable between the detector and controller should be made With the power off The site should be at equal potential Connect the cable to the detector side before connecting the controller side After the wiring has been completed connect the cable screen to the ground terminal of the controller gt Central processing un
9. takes place after the zeroing stage 1 2 3 Inhibit any alarm signals on the controller Place the calibration cup on the detector head Figure 13 A Connect the calibration cup to the calibration gas cylinder D by using a flexible hose B Open the valve on the calibration gas cylinder C flow rate 30 to 60 litres hr 5 After the measurement has stabilized approx 2 minutes read the display of the central measuring unit 6 Adjust S on the measuring unit in order to display the desired value 24 Close valve C on the cylinder and remove the calibration cup A Walt for the measured signal to return to zero and reset the alarm signals on the controller OLC T 100 User manual Calibrating the OLCT 100 Wait for the stabilization time on power up For a LEL detector it is recommended to calibrate with the targeted gas Should the operator calibrate with another gas please refer to tables on pages 32 to 34 to know the recommended calibration gas and the cross sensitivity factor Zeroing OLCT 100 Proceed as follows 038 Figure 14 Zeroing and Sensitivity adjustment OLCT 100 Inhibit any alarm signals on the controller 2 Insert the blue and green plugs on the measurement lead into the and multimeter sockets respectively Figure 14 H 3 Insert the measurement lead plug into connector A 4 Place the calibration cup on the detector head D 5 Connec
10. the sensor adjustment not PCB Replace the PCB possible High gas Maladjustment Adjust zero and sensitivity concentration settings indication 030 36 OLC T 100 User manual Replacing sensor block Standard Version First follow the instructions in the section Opening the cover The sensor block encloses the actual detector sensor itself A sensor block can only be associated with a defined detector A guide pin ensures that the sensor block goes together correctly 106 Figure 16 The sensor block the black component fits in the cover of the head Follow the procedure below Inhibit any alarm signals on the controller Switch off the supply to the detector For a catalytic sensor first remove the PCB connector Loosen the locking screw on the detector head and unscrew the head Withdraw the catalytic detector head or the defective sensor block OLCT 100 Replace the worn out sensor with an identical part Screw the detector head back on again and tighten the locking screws Re establish the supply to the detector from the controller Adjust the settings for the new detector see Chapter 4 Calibration page 25 Close the detector cover Reset any alarm signals on the controller 6 Maintenance 37 High temperature version Proceed as follows for the high temperature version Inhibit any alarm signals on the controller Switch off the supply to the detector Loosen
11. 000 540 2 5 2 50 2 00 1 35 1 20 Butyl acrylate C7H1202 1 20 800 37G 44 3 50 2 80 1 85 1 70 Ethyl acrylate C5H802 1 70 13 00 2 C 35 3 05 2 45 1 65 1 50 Acrylonitrile C3H3N 2 80 28 00 1 C 1 8 1 45 1 20 0 80 0 70 Ammoniac NH3 1500 3020 400 06 0 90 075 0 50 0 45 Benzene C6H6 1 20 8 000 11 2 7 4 00 3 20 2 15 1 90 in dido C4H6 1 40 16 30 85G 1 9 2 55 2 05 1 35 1 25 Butane C4H10 150 850 60 20 1 90 1 55 1 00 0 90 BETA coo C4HI00 14 113 29G 26 1 95 1 60 1 05 0 95 2 Butanone G4H8O 1 80 11 50 4 C 25 3 90 3 15 2 10 1 90 MEK Cyclohexane C6H12 120 830 17C 2 9 2 00 1 60 1 10 1 00 Dimethylether C2H6O 3 00 27 0000 41C 1 6 1 80 145 0 95 0 90 Dodecane C12H26 0 60 6 0 74 C 5 9 4 00 3 20 2 15 1 90 Ethane C2H6 300 1550 135 10 150 120 0 80 075 Ethanol C2H60 330 19 00 13 16 245 1 75 1 30 1 00 nee C2H5 20 170 36 0000 45G 26 1 90 1 55 1 00 0 90 Ethylene C2H4 270 3400 135 10 1 65 1 35 0 90 0 80 LPG Prop But 165 90 50 19 190 1 55 1 00 0 90 Diesel Melange 060 60 55 gt 4 3 20 2 60 1 70 1 55 Natural Gas CH4 500 1500 188 06 1 05 Heptane C7H16 110 67 4 85 220 180 120 1 05 Hexane C6H14 120 740 23 30 240 170 115 1 00 Hydrogen H2 4 00 75 60 0 069 1 00 Isobutane C4H10 160 8 40 83 20 1 50 1 20 0 80 0 75 Isobutene C4H8 1 60 10 00 lt 10C 1 9 2 20 1 80 1 20 1 05 Isopropanol C3H8O 2 115 13 50 11 7 2 1 60 1 30 0 85 0 80 28 OLC T 100 User manual Chemical LEL LSE Flash Vapor Coefficient Coefficient Coef
12. 012 Acetylene 0 100 LEL 013 Acrylic acid 0 100 LEL 014 Acroleine 0 100 LEL 015 Butyl acrylate 0 100 LEL 016 Ethyl Acrylate 0 100 LEL 017 Acrylonitrile 0 100 LEL 018 Benzene 0 100 LEL 019 1 3 Butadiene 0 100 LEL 020 Butanol isobutanol 0 100 LEL 021 2 Butanone 0 100 LEL 022 Cumene 0 100 LEL 023 Cyclohexane 0 100 LEL 024 Cyclohexanone 0 100 LEL 025 Dimethylether 0 100 LEL 026 Dodecane 0 100 LEL 027 Ethane 0 100 LEL 028 Ethanol 0 100 LEL 029 Ether diethylether 0 100 LEL 030 Ethylene 0 100 LEL 031 Formaldehyde 0 100 LEL 032 LPG 0 100 LEL Appendix 67 Gas Code Gas 033 Diesel 0 100 LEL 034 Natural gas 0 100 LEL 035 Heptane 0 100 LEL 036 Hexane 0 100 LEL 038 Isobutane 0 100 LEL 039 Isobutene 0 10096 LEL 040 Isopropanol 0 100 LEL 041 Kerosene JP4 0 100 LEL 042 Methyl Methacrylate 0 100 LEL 043 Methanol 0 100 LEL 044 Methylamine 0 100 LEL 045 Naphta 0 100 LEL 046 Naphtalene 0 100 LEL 047 Nonane 0 100 LEL 048 Octane 0 100 LEL 049 Ethylene Oxide epoxyethane 0 100 LEL 050 Propylene Oxide Epoxypropane 0 100 LEL 051 Pentane 0 100 LEL 052 Propylene 0 100 LEL 054 Styrene 0 100 LEL 055 Gasoline Lead free 0 100 LEL 056 Toluene 0 100 LEL 057 Trimethylamine 0 100 LEL 058 White spirit 0 100 LEL 059 Xylene 0 100 LEL 060 Methane 0 100 vol
13. 14 Ga Ex da HIC F1359 Da 50 C Ta 70 C Page J sur 2 rage 1 imt of 24 OLC T 100 User manual D claration de Conformit CE EC Declaration of Conformity Notification Assurance Qualit de Production INERIS 00 ATEX Q403 Notification of the Production QA D livre par l Organisme notifi mun ro 0080 INERIS Parc Alata Esued by the Notified Body n 0080 60550 Verneuil en Halatte France Directive Europ enne CEM 2004 108 CE du 15 12 04 Compatibilit Electromasn tiq European Directive EMC 2004 108 CEE dated from 15 12 04 Electromagnetic Compatibility Normes harmonisees appliqu es EN 50270 06 for type2 CEM Appareils de detection de gaz Harmonized appited Standard EMC apparatus for the detection of gases S curit de Foncti Functional Saf Normes appliqu es EN 61508 11 et and EN 50402 05 Applied Standards Niveau d int grit de S curit Capability SIL 2 selon certificat INERIS Safety Integrity Level according to INERIS certificate No 93664 2012 a OLC 100 et OLCT 100 XP avec cellule catalytique type VOL OLC 100 and OLCT 100 XP with VQ catalytic sensor b OLC 100 et OLCT 100 XP avec cellule catalytique type VOL OLC 100 and OLCT 100 XP with VO cataiytic sensor OLCT 100 XP et IS avec cellule CO H2S NH3 ou O2 en cours OLCT 100 XP and IS with CO H2S NH3 or O2 sensors pending Page 2 sur 2 page 2 out of 2 Arras le 22 05 2013 r 540 ot ed f 1 oenn y ZLEST RP 417 Codes FRANCE
14. 3 Infrared sensor 0 100 LEL C3H8 pour OLCT 100 6 314 104 Infrared sensor 0 100 LEL C4H10 pour OLCT 100 6 314 105 Infrared sensor 0 100 LEL Isobutane pour OLCT 100 6 314 106 Infrared sensor 0 100 LEL GPL pour OLCT 100 6 314 128 Infrared sensor 0 100 LEL C5H12 pour OLCT 100 6 314 107 Infrared sensor 0 10096 LEL ethanol pour OLCT 100 6 314 142 Infrared sensor 0 5000 ppm CO2 pour OLCT 100 6 314 043 Infra red sensor 0 596 vol CO2 for OLCT 100 6 314 109 Infrared sensor 0 1096 vol CO2 pour OLCT 100 6 314 145 Infrared sensor 0 100 vol CO2 pour OLCT 100 6314 016 Electrochemical sensor 0 30 O2 for OLCT 100 6 314 017 Electrochemical sensor 0 100 ppm 0 500 ppm and 0 1000 ppm CO for OLCT 100 Electrochemical sensor 0 30 0 ppm 0 100 ppm H2S for OLCT 6 314 018 100 6 314 019 Electrochemical sensor 0 1000 ppm H2S for OLCT 100 6 314 125 Electrochemical sensor 0 5000 ppm H2S pour OLCT 100 6 314 020 Electrochemical sensor 0 100 ppm 0 300 ppm and 0 1000 ppm NO for OLCT 100 6 314 021 Electrochemical sensor 0 10 0 ppm and 0 30 0 ppm NO for OLCT 100 8 Spare parts 43 Part Number Description Electrochemical sensor 0 10 0 ppm 0 30 0 ppm and 0 100 ppm 6 314022 SO for OLCT 100 6 314 025 Electrochemical sensor 0 10 0 ppm Cl for OLCT 100 6 314 023 Electrochemical sensor 0 2000 ppm H for OLCT 100 6 314 026 su eT sensor 0 30 0 ppm 0 100 ppm HC
15. I for OLCT 6 314 028 Ser sensor 0 10 0 ppm and 0 30 3 ppm HCN for 6 314 029 Electrochemical sensor 0 100 ppm NH for OLCT 100 6 314 030 Electrochemical sensor 0 1000 ppm NH for OLCT 100 6 314 031 Electrochemical sensor 0 5000 ppm NH for OLCT 100 6 314 033 Electrochemical sensor 0 1 00 ppm PH for OLCT 100 6 314 035 Electrochemical sensor 0 3 00 ppm CIO for OLCT 100 6 314 024 Electrochemical sensor 0 30 0 ppm ETO for OLCT 100 6 314 032 Electrochemical sensor 0 1 00 ppm AsH for OLCT 100 6 314 027 Electrochemical sensor 0 50 0 ppm SiH for OLCT 100 6 314 034 Electrochemical sensor 0 1 00 ppm COCI for OLCT 100 6 314 036 o sensor for methyl and methylene chloride for 6 314 037 a sensor for R12 R22 R123 and FX56 freons for Semiconductor sensor for R134a R142b R11 R23 R141b 6 314 038 R143a R404a R507 R410a R32 R227 R407c and R408a freons for OLCT 100 6 314 039 Semiconductor sensor for ethanol toluene isopropanol 2 butanone and xylene for OLCT 100 6 451 626 OLC 100 Board 6 451 646 OLCT 100 IR Board 6 451 621 OLCT 100 SC Board 6 451 594 OLCT 100 catalytic Board 6 451 623 OLCT 100 toxic Board 6 451 649 Usual EC OLCT 100 Board 6 451 648 OLCT 100 O2 Board 44 OLC T 100 User manual Chapter9 Declarations of EC conformity The document hereafter 2 pages reproduces the EC declaration of conformity 9 Declarations of EC conformity 45 46 D claration de Conformit CE ooa ac EC Declaration of Conform
16. ISSIONING KEER ER ON 21 Stabilization time sen 22 Calibrating the OLC 100 23 Calibrating the OLCT 100 ee ee AA Re ani GR AA Ge nennen 25 Chapter 5 Preventive maintenance 31 Frequency of maintenance ee ee ee ee AR ee eene ener nnns 31 ACUOTIS c EE EA ON OE EER 32 Chapter 6 Maintenance 33 Opening the OVER ERG eter E ette un E RP GENRE adero E ka er 33 Checking the current generator ie ee ee AA se AR GR AA Ge ee RA ee 34 Possible etrors NE OE EE 35 Replacing sensor block 37 Content 3 Chapter 7 Accessories ss 39 Gable gland entendent 42 Chapter 8 Spare parts 43 Chapter 9 Declarations of EC conformity 45 Chapter 10 Technical specifications 53 Dimensional characteristics ee ee ee ee ee Ge en 53 General Specifications ie de ER AA Ge AA Ge AR AA Ge AA ee ee 54 Catalytic sensor OLCT 100 XP 55 Semiconductor sensors OLCT 100 XP 59 Infrared sensors OLCT 100 XP IR ee se se ee RA AA ee ee 60 Chapter 11 Specific instructions for use in explosive atmospheres and operational safety 61 Gereral comirnenls id cette eet Rer ee Pn te AE rt 61 Cable Entries indt ree ian nn Cen fete e Pe tue h 62 Threaded joints e e bte ti te eet 62 Metrological performance for the detection of flammable gases 62 Transter C
17. LEL version Tso gt 11 s and Too gt 30 s Lifetime typical 60 months Storage conditions 4 20 C 10 6096 RH 1 bar 1096 6 months maximum Warm up time max 60 OLC T 100 User manual 2 hours to first switching on power Chapter 11 Specific instructions for use in explosive atmospheres and operational safety General comments OLC OLCT 100 conforms to the requirements of European Directive ATEX 94 9 CE relating to explosive Dust and Gas atmospheres On account of their metrological performance as tested by the accredited organization INERIS in process the OLC OLCT 100 transmitter detectors intended for the measurement of explosive gases are classed as safety devices in the sense of the European Directive and may therefore contribute to limiting the risks of explosion The information given in the following sections should be respected and taken into account by the manager of the site where the equipment is installed As far as the aim of improving the health and safety of workers who are exposed to the risks of explosive atmospheres is concerned refer to European Directive ATEX 1999 92 CE OLC OLCT 100 detectors also conform to the requirements of the IEC international certification scheme relating to explosive Dust and Gas atmospheres Two modes of protection can be used The mode of protection using fire proof housing d for gaseous explosive atmospheres or housing tb for explosive dust atmosph
18. ORQISTS X dred 2010 05 amp IECEs INE 09002 TX dated 20190562 TT m tmn AE As per Mequremenss sented of the ori page ul this certificate 42 gekeer alls the requirements or installation in Genera Mower Distribution Zone and or Deck Zane 3 FRODLCTION SURVEY REOLIREMENTS This conificate does net low te to lame De Declaration uf Cunsfienity wel ter alia dye mark of con ommity whveetmark by the product tar tris type Ta this end the peodactior contro phase modale D Vrodection Quellie Amore or E Product Quality Assurance or F Product Verification of Mer B of due Directive amp in be complied with and contolled by a urinen inipectite agreement wih n Notified Body Ex marking a relevant Markings as per MED 96 v EC BH VYYYOXX where YYYY in the mmber wf the Netified Body oxderibing surveillance models wien BV 0062 sod where XX are tbe hut two digits of pear mark affixed EE AV Moe Ad E DOG May 2005 The or tese arans ol 3 pagaia 9 Declarations of EC conformity 51 52 Page 273 Corticate niter 3525580 CC OTHERS This approval la giver an the underztandirg thai the Society reserves the right m require check tes de be carried ou on he unite an ay me and that OLDHAM SAS ZONE INDUSTRIELLE EST Rue Mathiew Orfila BP 20417 62027 ARRAS CEDEX FRANCE will accept fall rcapoenlbility thr infeemimg shiptuliders stop cowers o
19. UIVO uie ente teet ree te hederae ee red 63 Scope of USE EPIS 63 Funcional safety Ee tes ee LR ee ee ED ir deett 64 Reliability data hte tte at trees 64 Special conditions of use ee ee Re ER Re GR RA GR Re GR Re ee GR Re ee ee 65 Appendix Ordering information 67 Gas DS E 67 4 OLC T 100 User manual Thank you for choosing this OLDHAM instrument All of the necessary actions have been taken in order to ensure your complete satisfaction with this equipment It is important that you read this entire manual carefully and thoroughly The extent of our responsibility OLDHAM shall not be held responsible for any damage to the equipment or for any physical injury or death resulting in whole or in part from the inappropriate use installation or storage of the equipment which is the result of not complying with the instructions and warnings and or with the standards and regulations in force OLDHAM does not support or authorise any business person or legal entity in assuming responsibility on behalf of OLDHAM even though they may be involved in the sale of OLDHAM products OLDHAM shall not be responsible for any damage direct or indirect or for damages and interest direct or indirect resulting from the sale and use of any of its products UNLESS SUCH PRODUCTS HAVE BEEN DEFINED AND CHOSEN BY OLDHAM FOR THE USE THAT THEY ARE INTENDED Ownership clauses The drawings specificati
20. USER MANUAL OLC OLCT 100 amp Gas Detector rue OLDHAM Revision F 1 The Fixed Gas Detection Experts Copyright 2013 by Oldham S A S All rights reserved No reproduction of all or part of this document in any form is permitted without the written consent of Oldham S A S All of the information that is provided in this document is accurate to the best of our knowledge As a result of continuous research and development the specifications of this product may be changed without prior notice Oldham S A S Rue Orfila Z I Est CS 20417 F 62027 ARRAS Cedex Tel 33 0 3 21 60 80 80 Fax 33 0 3 21 60 80 00 2 OLC T 100 User manual Contents Chapter 1 Presentation 7 Dieet AA ema Or Rd s N 7 Operating principle sis 7 Composition of the detector 8 Internal elements 9 nucis 10 Chapter 2 Ra dgesS 2 11 OLC 100 and OLCT 100 ranges ss 11 Chapter 3 Installation 13 Regulations and conditions of use 13 Necessary equipment sssssssseeseeenene eene nennen nnne 13 Electrical power supply ss 14 Location of the detector 14 Detector positioning sis 14 Gonnector cable EE RE EE 15 Cable conriection RE oo et br piat AE eaaa EE 16 Chapter 4 Calibration eeeeerreeeeeeeeeeee 21 Necessary equipment ese ee ee ee nennen nennen 21 COMM
21. as detectors only any tilt of more than 45 from the vertical will lead to an inaccurate measurement L Sol i 30 40 cm 014 Figure 5 sensor pointing downwards left and maximum tilt angle for an explosimeter right 14 OLC T 100 User manual Installation of the enclosure shall be secured with 4 x M6 screws and the appropriate plugs for the supporting material 78 mm 3 LA ww 84 haee Figure 6 fixing template for the enclosure A special holder is available for mounting the detector on the ceiling see section on accessories In the OLCT 100 HT version only the OLC20 HT removable detector head can be used at temperatures from 20 C to 200 C The OLCT 100 HT enclosure can only be used in ambient temperatures from 40 C to 70 C The high temperature cable between the OLCT 100 HT enclosure and the OLC20 HT head is integral with the instrument and is not user replaceable The cable should be protected mechanically Connector cable The detector shall be connected to the controller measurement and automation unit by a shielded instrumentation cable armoured when necessary The choice of cable will be dictated by the particular requirements of the installation distance and type of detector see table below Detector D tecteur Central unit ay DOE Mie da Trees FK Able da linies mm Connector cable D D 018 Figure 7 the cable connecting the detector to the co
22. cription 2 Sensor block connector 4 4 mA adjustment 6 Zeroing OLC 100 detector OLCT 100 explosimeter OLCT 100 detector for toxic gases 006 Figure 2 internal view of the detectors 1 Presentation 9 Identifiers The enclosure has two identifier labels as described below Company label This in turn groups the detector features together Id Description 2 Type of product 4 CE symbol and the number of the organisation that provided the OLDHAM production quality certification INERIS 6 Type of gas detected and range of oos measurement Figure 3 Firmplate 8 Symbol of Marine Certification and number of the Approval Agency that issued the certificate Side label This label shows the following Description 2 Detector reference number less sensor P N Figure 4 side label 10 OLC T 100 User manual Chapter2 Ranges OLC 100 and OLCT 100 ranges The OLC 100 range is reserved for the detection of explosive vapor by using a Wheatstone bridge sensor The OLCT 100 range of detectors is provided with an amplifier producing a 2 or 3 wire 4 20 mA analog output These are transmitter detectors and therefore the letter T OLCT 100 OLCT 100 HT XPIR OLCT 100 IS OLCT 100 XP OLC 100 Detection Catalytic Catalytic Infrared x Catalytic of sensor VQ1 sensor VQ1 sensor sensor explosive or AP 4F or high gases semi tempe
23. ed detection reliability This procedure describes Zero adjustment Sensitivity adjustment Necessary equipment Multimeter ranges 0 30 mA and 0 2 V intrinsically safe if necessary Cylinder of pure air Cylinder of calibration gas of suitable concentration for the measurement range between 30 and 70 of the measurement range Commissioning Prior checks Check the following points Detector housing grounded Connexion of the shielding of the cable and the ground to the controller Integrity of the mechanical mounting fixings cable gland and cover ensured Powering up detector 1 Inhibit any installation alarms to avoid unexpected triggering during the operation 2 Connect power to the detector line in accordance with the manufacturer s instructions 4 Calibration 21 Stabilization time After mounting it is essential to allow the detector temperature to stabilize In addition after turning the power on certain sensors require a further pre heating time Any adjustment before the time indicated will result in an incorrect measurement which may in turn compromise the safety of the goods and personnel The total waiting time is summarised below tExplosimeter 2 hours Oxygen detector 1 hour Electrochemical detector 1 hour excluding NO nitrogen monoxide 12 hours HCI hydrogen chloride 24 hours ETO ethylene oxide 36 hours CH20 formaldehyde 36 hours
24. enge e SEIT Certification Project Engineer 9 Declarations of EC conformity 47 The document below 1 page reproduces the 96 98 EC Marine Directive declaration of conformity followed by the certificate 3 pages 48 OLC T 100 User manual EC DECLARATION OF CONFORMITY TO TYPE FOR OLCT 100 In accordance with the Marine Equipment Directive MED 96 9 amp CE as amended DECLARATION N QUALITY DEPARTMENT Manelecturer s or his authorized Represemtative s name amp address OLDHAM SAS ZI EST RUE ORFILA CS 20417 62027 ARRAS CEDEX Works address OLDHAM SAS ZI EST RUE ORFILA CS 20417 62027 ARRAS CEDEX To compliance with Article 10 2 of the Council Directive MEEL the Manne Equipment Directive s amended We declare under our sole responsibility that the products detailed below conform to type as described in the EC Type Examination certificase No 3525Y A EC issued by Bowen Veritas on LE Sep 201 Product Types OLC T 100 XP OLC T 100 IS Product Descriptions OLCT 100 Gas Detector We futher declare abso that these products have been marked for Meir identification in accordance with Article LE of the Martine Equipment Derective after having been duly anthonzed by the EC Notified Body the idenntication number of whom is stated below Modules for Prodaction conformity assessment within which the EC Dectaration of comformity is bewei Module D Prodaction Quabty Ars nee Qua
25. eres The intrinsically safe ia mode of protection for gaseous explosive atmospheres or id for explosive dust atmospheres Appendix 61 Cable Entries Cable glands shall be flameproof certified d for use in explosive atmospheres Ingress Protection will be greater or equal to IP66 Cable glands will be mounted according to IEC EN 60079 14 standard edition in force and to additional requirements from local standards They shall be of M20x1 5 or 34 NPT type In the case of an ISO thread M20 the engagement shall be 5 threads at least Cables used shall have an operating temperature range equal or greater than 80 C Threaded joints The threaded joints on the OLC T 100 may be lubricated to maintain fire proof protection Only non hardening lubricants or non corrosive agents having no volatile solvents may be used Warning silicone based lubricants are strictly forbidden since they contaminate the OLC T 100 detector elements Metrological performance for the detection of flammable gases Standard C1000 OLC OLCT 100 filament version detectors conform to IEC EN 60079 29 1 standards Suitability requirements for the operation of flammable gas detectors category 0 to 100 LEL Group Il reference gas 0 100 LEL Methane and Propane These detectors are classed as safety devices according to ATEX 94 9 CE Directive and may therefore contribute to limiting the risks of explosion For this to be so they must be connected to O
26. esponds to 096 of the measurement scale If some different value is displayed keep pressing the button and adjust P1 C Release the push button D Remove the measurement lead when adjustment is complete OLC T 100 User manual Possible errors The table below summarizes the various possible detector errors OLC 100 explosimeter Observed fault Possible cause Action Zero setting not Sensor Replace the sensor possible Cable Check cable Main unit detector module Check module Sensitivity Sensor Replace the sensor adjustment not Connector cable Check cable possible Inappropriate calibration gas Check calibration gas concentration High gas Maladjustment Zero and span the detector concentration indication 6 Maintenance 35 OLCT 100 Detector Observed fault Possible cause Action Line current 0 mA Connector cable Check cable Power supply Check voltage PCB Replace the PCB Line current 1mA Power the detector down then power it up Off On Sensor Replace the sensor PCB Replace the PCB Line resistance too high Power supply Check cable Check voltage Analog output is frozen at 20 mA Gas concentration has reached 10096 LEL Proceed a power cycle Off On Zero and span the detector Courant de ligne Over Range Adjust zero and sensitivity gt 23mA settings Replace the sensor Zero setting not Sensor Replace the sensor possible PCB Replace the PCB Sensitivity Sensor Replace
27. ficient Coefficient gs Calibraiongas Caibraiongss Caibraiongss Formula CA point C density an 5 EE E a S C10 C16 0 70 5 00 gt 50 s4 5 00 4 00 2 65 2 40 Methyl o o Methlor lag CSHBO2 210 12 50 2 C 3 5 2 25 1 80 1 20 1 10 Methane CHA 500 1500 188 O55 1 00 Methanol CH3OH 5 50 44 00 11G 1 1 1 40 1 15 0 75 0 70 melange Naphta Mixture 090 590 SAAD gt 4 3 50 2 80 1 85 1 70 Nonane CoH20 070 5 60 31 44 440 355 235 210 Octane C8H18 100 600 12 39 270 220 145 130 Ethylene ope os even C2H4O 2 60 100 20G 1 5 2 10 1 70 1 15 1 00 ne C3H6O 1 90 37 0000 70 20 2 35 1 90 1 25 1 15 Pentane C5HI2 140 800 49 25 1 00 Propane C3H8 200 95 104 16 155 125 0 85 075 Propylene C3H6 200 1170 1078 15 165 135 0 90 0 80 Styrene C8H8 11 80 31 36 630 505 335 300 ee pee 1 10 60 210 384 1 80 1 45 0 95 0 90 Toluene C7H8 120 7 5 31 4 00 320 215 1 90 or nins 08 60 35C 47 3 50 2 80 1 85 1 70 Triethyl Hun C6H15N 1 20 8 15C 35 2 05 1 65 1 10 1 00 is melange White Spirt anos 110 660 30C 4 3 50 2 80 1 85 1 70 Xylene C8H10 100 7 60 25 37 4 00 320 215 1 90 Cells with a grey background gases recommended for calibrating the detector Table 2 Calibration coefficients of explosive gases for catalytic detectors VQ1 4 Calibration 29 When an anti poison 4F type sensor is used only available for OLCT 100 the coefficients are as follows
28. instrument with gas and or to perform a calibration In the event of a change of position it is necessary to re calibrate the detector OLCT 100 IS intrinsic safety mode of protection The detector must be powered by an intrinsically safe source The detector input characteristics on the J3 power plot are Ui 28V li 93 3 mA Ci 39 2 nF Li 0 Ci 2 39 uF with Ui 10 5V Ci 4 32uF with Ui 8 6V The detector may be opened in a gaseous explosive zone dusty non explosive only to change the sensor block or for maintenance or to connect a compatible intrinsically safe voltmeter with the following characteristics e Certified for use in explosive atmospheres Group IIC no generator of current or voltage e Ui max lt 28V li max lt 93 3 mA e Li lt 3 5 mH e Ci lt 44 nF under 28V Ci lt 20 nF under 10 5 V Ci lt 0 88 uF under 8 6V Appendix 65 66 OLC T 100 User manual Appendix Ordering information Gas List Please find below the list of gases that the OLC OLCT 100 detector can detect Gas Code Gas 001 Methane 0 100 LEL 002 Methane 0 100 LEL 4 4 vol 003 Hydrogen 0 100 LEL 004 Butane 0 100 LEL 005 Propane 0 100 LEL 006 Ammoniac 0 100 LEL 007 Ethyl Acetate 0 100 LEL 008 Butyl Acetate 0 100 LEL 009 Methyl acetate methyle 0 100 LEL 010 Acetone 0 10096 LEL 011 Acetonitrile 0 100 LEL
29. it Input connector strip 4 20 mA signal Sensor connector strip 4 20 mA output Figure 8 connections for a 2 wire 4 20 Ma detector 18 OLC T 100 User manual 022 Central processing unit Input connector strip 4 20 mA signal Sensor connector strip 4 20 mA output 024 Figure 9 connections for an intrinsically safe 2 wire 4 20 Ma detector with a Zener diode Central processing unit 77 Input connector strip 4 20 mA signal 3 4 a Sensor connector strip SR 4 20 mA output 023 Figure 10 connections for a 3 wire 4 20 Ma detector Oldham control unit ML Input connector ME strip voltage only ME a Detector signal ME a 4 Sensor connector strip a Voltage output 026 Figure 11 connections for a 3 wire OLC 100 type detector 3 Installation 19 Connecting the enclosure to ground Connect the enclosure ground terminal to earth according to the regulations This ground connection may however be taken from the terminal on the screw fixing the PCB to the inside of the housing 028 Figure 12 Ground connection terminal Closing the cover Before connecting the cable to the terminal on the controller it is essential that the cover is completely closed 20 OLC T 100 User manual Chapter 4 Calibration trained personnel only since these tasks are liable to affect The tasks described in this chapter are reserved for authoris
30. ity OLDHAM CE La Soci t Industrial Sclentific Oldham 7 Est 62000 Aras France atteste que les The Company Imdastrial Selentifie Oldham ZT Est 62000 Arros France declares tho Gas detectors OLC 100 and OLCT 100 XP XP IR IS sonl coufonnes sx exigences des Directives Europ ens suivantes comply wrth he requirements af the following Emropem Direcrtves 7 TEX 2203 Enropenn Directive ATEX 04 DCE dated from 230394 Explosive Atmospherer Normes harmonisees appliqu es EN 60079 0 09 Prozection du matersel regles generales Hrmowised oppliod Strmdanty Egripwent protection gewenn NGANTI EN 600791 OT V EN 6079 1112 1 EN 60079 3109 10 EN 60079 2607 Ga EN 600079 29 1107 Exigences d aptetude Bs fonction des d tecteurs de gaz anflammahles Performance regnrremeety af detectors Sor fummabie gavexi EN 50271 10 Apporeils de detection de gaz atibrsaet un logxcsel et ou des techmologies mumeriques L pparmtus for the detection of pases ur sanare gereel am digin ev hnaiogieri Attestation CE de Type du materiel INERIS 9 ATEX 0075X EC type exoeination certificate Cat gorie eaten Marquage farbig OLC 100 rich OLCT 100 XP XP IR Ex d HC T Gh Ex tb MIC Ts5 C Dh SE Ta 70 C OLCT 100 IS m2Gcp version adwenieiuam law version HC T4 Gb Ex la MIC TROC Db 50 Ta 70 C OLCT 100 IS icp ferr fever plies steel versioni 7x la HC
31. ive action should be taken and at what intervals Inspection and maintenance are carried out in accordance with standards in force EN60079 17 or IEC 60079 17 with whatever editions are in force or with other national standards Frequency of maintenance Gas detectors are safety devices OLDHAM recommends the regular testing of fixed gas detection installations This type of test consists of injecting the calibration gas into the detector at a sufficient concentration to activate the pre set alarms It is to be understood that this test is in no way a replacement for a detector calibration The frequency of gas tests depends on the industrial application where the detector is in use Frequent inspections should be made in the months following the commissioning of the installation and should then become more widely spaced provided that no significant deviation is observed If a detector should fail to react in contact with the gas calibration is essential The frequency of calibrations shall be appropriate according to the results of the tests humidity temperature dust etc however it must not exceed one year The general manager should put safety procedures in place on site OLDHAM cannot be held responsible for their enforcement 50402 Requirements relating to the safety operation of fixed gas detection systems the maintenance interval for explosive gas detectors must be no more than 6 months To obtain SIL capability level 2 the
32. justed This check does not concern explosimeter OLC 100 Opening the cover This stage is necessary for the 4 mA check zeroing and calibration of the detector Unscrew the lid of the enclosure by using a tool positioned like a cross N All the necessary steps should be taken before opening the lid of the enclosure if it is installed in an ATEX zone in particular A fire permit from the appropriate department Continuous use of a portable explosimeter Use of an intrinsically safe multimeter Reduction to an absolute minimum of the time involved This observation does not concern intrinsically safe versions that are used in an ATEX gas zone see Chapter 11 Specific instructions for use in explosive atmospheres and operational safety 6 Maintenance 33 Checking the current generator Although this setting is made in the factory it is possible that the transmitter and controller may have to be matched In this case proceed as follows oS 9 030 Figure 15 checking the current generator 1 34 Insert the blue and green plugs on the measurement lead into the and multimeter sockets respectively Insert the measurement lead plug into connector A Use a small screwdriver to press the 4 mA adjust button D The instrument then sends a 4 mA signal down the line The multimeter displays 400 mV On the controller measurement and automation check that the measurement displayed corr
33. ldham type MX 15 MX 32 MX 42A MX 48 MX 43 MX 52 or MX 862 detection controllers or otherwise connected to measurement systems with 4 20 mA inputs conforming to section 1 5 of Annex II of Atex Directive 94 9 CE and compatible with their characteristics see transfer curve 62 OLC T 100 User manual Transfer curve The curve shown gives the transmitter output current as a function of the gas concentration If the user connects the transmitter to a controller other than the one provided by Oldham they should be certain that the transfer curve is fully compatible with the input characteristics of their equipment to ensure the proper interpretation of the information provided by the transmitter Similarly the controller should provide sufficient voltage to compensate for any voltage drop in the cable Scope of use Gas sensors have certain limitations limitations see Chapter 10 Output current mA Measurement signal 96 1 0 10 0 100 120 012 Figure 20 transfer curve for a 4 20 mA detector it is essential to fully recognize these Presence of specific components Vapour from silicone or sulphur containing components can affect the catalytic gas detector sensors and thereby distort the measurements If the sensors have been exposed to these types of compounds an inspection or calibration will become necessary High concentrations of organic solvents e g alcohols aromatic solvents etc o
34. lity System Approval Certificate N SMS MED DOSTA 0 issued by Bureau Veritas Serial Numbers Lunbtatio Application The equiparar fistfills he Directive 96 98 EC requirements for tspallatkon in General power Destribution Zone andor Deck Zone REGULATIONS and STANDARDS complied with SOLAS 74 convention as amended regulations I244 NT3 IMO Res MSC 98 7 3 4F 88 conte 15 MSC Cire 1370 MSC 29187 Medifes Reg I 24 MSC 292687 FSS Code Ch 16 EN 60945 2002 including IEC 605945 corrigendum 1 2008 TEC 60092 504 2001 TRC 60535 19599 And ss applicable to EN 50104 3010 Oxygen EN 60079 29 1 2007 MARKING amp IDENTIFICATION AFFIXED TO THE PRODUCTS Serial number XXXXXXX XXX The first 2 digits indicate the year of manufacture 0062 Verre Aen Isvned at ARRAS FRANCE on due BY Mare TRIQUET Ba ponen 9 Declarations of EC conformity 49 50 Page ta Certificate umber 3253 4D EC Flu number AP 4450 Annes A1 hem number A 1 3 ba Ti ARLENE n ml rh ab pe Eed thee ef atsctos acheter NUE s MES Wotihed Dody 0067 MARINE CQUIPWENT DIRECTIVE M S amp EC EC TYPE EXAMINATION CERTIFICATE dnb Div Modus 8 of Evvopear Cowan Counci Dae 890080 m meru soupe a1 venez y Correemsen Crectre II UTSE Wer setae a nasas iz OLDHAM SAS ARRAS CEDEX FRANCE forthe type of Ese FIXED OXYGEN ANALYSIS AND GAS DETECTION EQUIPMENT OLCATI 00 Gas Detector 74 ccrreertian an amended Reg
35. n response time response time for natural diffusion can increase for certain gases Contact us for details Remote Enables the detection of ambient 6327911 calibration gases simultaneously with a cup calibration gas injection pipe Effect on measurement no effect Effect on response time negligible Splash guard Protects the detector against 6329004 kit splashes Effect on measurement no effect me 204 200 202 214 7 Accessories 39 Accessory Utilization Illustration Reference PTFE water Protects the gas inlet from dust 6335975 barrier and splashing Effect on measurement no effect but cannot be used for detecting Os HCI HF or CLo Effect on response time response time increased contact us for heavy gases of a density greater than 3 and at low concentrations 10 ppm Universal Enables the measurement of a 6793322 Pitot tube gas passing through a sheath Requires the use of the gas circulation head Effect on measurement no effect Effect on response time negligible Mounting kit Enables a detector to be fixed to 6322420 the ceiling Effect on measurement no effect Effect on response time no effect Sunshield Protects any detector mounted 6123716 on the outside of a building Effect on measurement no effect Effect on response time negligible Wall Allows the sensor to detect more 6331169 mounting gas quickly the gas Wall mounting collector Effec
36. nder of pure air or roughly 1996 oxygen Open the valve F on the calibration gas cylinder flow rate 30 to 60 litres h Once the measurement has stabilized approx 2 minutes read the value on the multimeter OLC T 100 User manual Use the following formula to determine the voltage value that is to be displayed Voltage displayed mV 400 1600 x calibration gas concentration Sensor range For example for a range of 1000 ppm CO with a calibration gas cylinder of 300 ppm the voltage displayed will be Voltage displayed mV 400 1600 x 300 880 mV 1000 8 If a different value is displayed adjust the S control C to correct the value until an exact value of the calibration gas is displayed 9 Close the valve F on the cylinder Remove measurement cable A calibrate cup D and close the detector again 10 Wait for the measured signal to return to zero and reset the alarm signals on the controller 4 Calibration 27 Calibration coefficients of explosive gases for catalytic detectors When a VO1 type sensor is used available for OLC 100 and OLCT 100 the coefficients are as follows Chemical LSE Flash Vapor Coefficient Coefficient Coefficient Coefficient Formula 4 point C density NE ene es ee Ethyl acetate C4H8O2 2 10 11 50 4 C 3 0 1 65 1 35 0 90 0 80 Acetone C3H60 215 1300 48 24 1 65 1 35 0 90 0 80 Acetylene C2H2 150 100 48 09 235 1 90 125 1 15 Acrylic acid C3H402 5 30 26 0
37. ntroller should be chosen with care 3 Installation 15 Type of detector Type of sensor Maximum length km for cable of cross section as indicated Upstream line voltage 24 24 24 Voc OLCT 100 XP Catalytic or 0 8 1 4 24 250 semiconductor OLCT 100 XP 1 Electrochemical lt 4 lt 4 lt 4 OLCT 100 XPIR Infra red 1 4 2 6 4 4 250 OLCT 100 IS 2 Electrochemical 1 8 als lt 4 OLCT 100 HT Catalytic high 0 8 1 4 24 250 temperature 1 for resistance calculations the assumed load is 120 Q for 4 20 Ma 2 for resistance calculations the assumed load is 120 Q for 4 20 Ma and a 300 Q Zener blocking diode Warning all wiring should meet the installation standards and should be described in a system document for SI installations The cable must have a braided screen to reduce the influence of electrical and radio frequency interference A cable such as AFNOR M 87 202 01 IT 09 EG FA Nexans may be used It shall be selected according to the type of detector and in accordance with the table shown hereinabove Below are further examples of suitable cables Non ATEX zone CNOMO FRNOS VC4V5 F ATEX zone GEUELYON U 1000RHC1 ATEX zone GVCSTV RH U 1000 ATEX zone xx xx 09 15 EG SF or EG FA or EG PF U 300 compatible with M87202 The maximum permissible length will depend on the cross section of the cable conductors see table and on the minimum supply voltage Cable connection Switch off line power
38. ons and information herein contain confidential information that is the property of OLDHAM This information shall not either in whole or in part by physical electronic or any other means whatsoever be reproduced copied divulged translated or used as the basis for the manufacture or sale of OLDHAM equipment or for any other reason without the prior consent of OLDHAM Warning This is not a contractual document In the best interest of its customers and with the aim of improving performance OLDHAM reserves the right to alter the technical features of its equipment without prior notice READ THESE INSTRUCTIONS CAREFULLY BEFORE THE FIRST USAGE these instructions should be read by all persons who have or will have responsibility for the use maintenance or repair of the instrument This instrument shall only be deemed to be in conformance with the published performance if used maintained and repaired in accordance with the instructions of OLDHAM by OLDHAM personnel or by personnel authorised by OLDHAM Guarantee Under normal conditions of use and on return to the factory parts and workmanship are guaranteed for 3 years excluding such consumables as sensors filters etc Destruction of the equipment European Union and EEA only This symbol indicates that in conformity with directive DEEE 2002 96 CE and according to local regulations this product may not be discarded together with household NEE waste I
39. r screened 3 active wires Electrochemical detector screened 2 active wires Infra red detector screened 3 active wires Semiconductor detector screened 3 active wires Cable inlet M20x1 5 cable gland not suppled or 34 NPT Maximum diameter of cable entering the detector 12mm Electromagnetic compatibility Conforms to EN50270 Ingress Protection IP66 Approvals 54 OLC T 100 User manual Conforms to European Directive ATEX 94 9 CE see attached Declaration and to IEC Ex schedule for fire proof detectors SIL 2 in accordance with EN50402 05 EN61508 11 Performance approved according to EN 60079 29 1 07 VQ1 catalytic bead Weight OLC 100 0 950 kg OLCT 100 XP HT 1 8 kg OLCT 100 XP LEL 1 0 kg OLCT 100 XP IR 1 1 kg OLCT 100 XP EC 1 1 kg OLCT 100 XP SC 1 1 kg Materials Epoxy painted aluminum 316 Stainless Steel in option Catalytic sensor OLCT 100 XP Common characteristics Measurement range 0 100926 LEL Measurement principle catalytic Accuracy see table below Temperature range see table below Relative humidity 0 to 95 RH non condensing relative humidity Pressure atmospheric 1096 Response time Tso 6 seconds Ts 15 seconds for Methane Lifetime typical 48 months Storage conditions 50 to 70 C 20 to 60 RH 1 bar 10 6 months maximum Warm up time max 2 hours to first switching on power
40. r exposure to quantities of gas greater than the specified range of measurement can damage the electrochemical sensors Inspection or calibration is then recommended nthe presence of high concentrations of carbon dioxide CO gt 1 vol the oxygen measuring electrochemical sensors can slightly overestimate the concentration of oxygen 0 1 to 0 5 Oe overestimate Operation under low oxygen levels If an electrochemical detector sensor is used in an atmosphere comprising less than 196 oxygen for over one hour the measurement may be an underestimate fa semiconductor detector sensor is used in an atmosphere comprising less than 1096 oxygen the measurement may be an underestimate f a semiconductor detector sensor is used in an atmosphere comprising less than 1896 oxygen the measurement may be an underestimate Appendix 63 Functional safety The detector is certified by INERIS in process to be in conformity with the requirements of standard EN 50402 for SIL capability 1 and 2 for the CH4 and HC versions Applicable since 2005 this standard is concerned with electrical apparatuses for the detection and measurement of oxygen or toxic or flammable gases or vapors and defines the requirements relating to the safety function of fixed gas detection systems The detector has been developed in conformity with standard EN CEI 61508 The safety function of the OLC OLCT 100 detector is the detection of flammable gases
41. rature conductor Es Es Es E NN NENNEN NNNM rs rs E 4 20 mA x 2 wires for EC 3 wires 2 wires 3 wires output 8 3 wires for SC 3 wires for LEL 1 Requires the use of a Zener barrier 2 Sensor can be remote up to 5 10 or 15 meters using a high temperature cable 3 mV bridge output 3 wires EC Electrochemical sensor SC Semi conductor sensor LEL Catalytic bead AP Poison resistant Table 1 comparison of OLC 100 and OLCT 100 series detectors 2 Ranges 11 12 OLC T 100 User manual Chapter 3 Installation A It is recommended that the guides relating to the installation use and maintenance of flammable gas and oxygen detectors standard EN IEC 60079 29 2 and toxic gas detectors standard EN 45544 4 should be clearly understood Installation shall be in accordance with the standards in force classification of the zone and in conformity with standards EN IEC 60079 14 and EN IEC 61241 14 the editions in force or with other national and or local standards Regulations and conditions of use The installation should meet all the regulations currently in force for installations in explosive atmospheres in particular the standards IEC EN 60079 14 and IEC EN 60079 17 whichever editions are in force or in accordance with other national standards Generally speaking the ambient temperature supply voltage and power that are mentioned in this document relate to explo
42. sion safety This has nothing to do with the operating temperatures of the detector The equipment is allowed in zones 0 IS version only 1 2 20 IS version only 21 and 22 for ambient temperatures ranging from 50 C to 70 The detector sensor in the transmitter should always be in contact with the ambient air Therefore Do not cover the detector Do not paint the detector Avoid dust Necessary equipment Complete detector assembly Requisite connector cable Multimeter intrinsically safe if necessary Tools Fixing hardware 3 Installation 13 Electrical power supply Type of detector Supply V DC Maximum Power consumed current mA mW OLCT 100 XP HT 15 5 to 32 110 1705 OLCT 100 XP LEL 15 5 to 32 100 1550 OLCT 100 XP IR 15 5 to 32 80 930 OLCT 100 XP EC 10 to 32 23 5 235 OLCT 100 XP SC 15 5 to 32 100 1550 OLC 100 By Oldham 340 1 controller 1 Depends on the central measurement unit Location of the detector Depending on the density of the gas to be detected or the application the detector shall be positioned at the ground level or on the ceiling at the same height as the airflow or near to the air extraction ducts Heavy gases may be detected at the ground level while light gases will be found at ceiling height Gas densities are provided on page 28 Detector positioning The detector shall be installed with the detector sensor pointing downwards For explosive g
43. t must be disposed of in a collection area that is set aside for this purpose for example at a site that is officially designated for the recycling of electrical and electronic equipment EEE or a point of exchange for authorized products in the event of the acquisition of a new product of the same type as before 6 OLC T 100 User manual Chapter 1 Presentation Purpose This range of sensors is designed to detect a particular gas depending on the type of sensor used Operating principle The measurement sensor converts the target gas into voltage or current This electrical parameter is either conducted directly via a connecting cable to a dedicated central measurement unit as with the OLC 100 explosimeter that operates on the principle of the Wheatstone bridge Such a measurement unit is available in the OLDHAM range or amplified corrected for temperature linearised and converted to a 4 20 mA signal as for the OLCT 100 and conducted via a connecting cable to a centralized unit measurement unit or industrial automation system 1 Presentation 7 Composition of the detector A detector comprises the following elements Id Description 2 Cover 4 PCB 6 Enclosure 8 Nozzle 10 LEL sensor high temperature 050 Figure 1 component parts of an OLCT 100 detector 8 OLC T 100 User manual Internal elements The following elements are internally accessible to the user Des
44. t on measurement no effect Effect on response time response time can increase up to 1096 Ceiling gas Allows the sensor to detect more 6331168 collector quickly the gas Ceiling Effect on measurement no effect Effect on response time response time can increase up to 1096 PRE RS 40 OLC T 100 User manual Accessory Utilization Illustration Reference Replacement Enables replacement of an 6793718 adaptater kit existing detector without having to re drill holes Duct B301172 Mounting kit 7 Accessories 41 Cable gland M20 cable gland for non armoured cable 6343493 Material stainless steel M20 cable gland for non armoured cable 6343499 Material Nickel plated brass not recommended for use with ammonia or acetylene M20 cable gland for armoured cable 6343489 Material stainless steel M20 cable gland for armoured cable 6343495 Material Nickel plated brass not recommended for use with ammonia or acetylene 42 OLC T 100 User manual Chapter8 Spare parts List of spares for the various detectors Part Number Description 6 314 010 Catalytic sensor 0 100 LEL CFC100 VO1 for OLC 100 6 313 994 Catalytic sensor 0 100 LEL CFC100 4F for OLCT 100 6 314 042 Infrared sensor 0 100 LEL CH4 for OLCT 100 6 314 102 Infrared sensor 0 100 LEL 4 4 vol CH4 pour OLCT 100 6 314 108 Infrared sensor 0 100 VOL CH4 pour OLCT 100 6 314 10
45. t the calibration cup to the pure air cylinder G by using a flexible hose E 6 Open the valve F on the pure air cylinder flow rate 30 to 60 litres h 4 Calibration 25 T After the measurement has stabilized approx 2 minutes read the value on the multimeter B A measurement of 0 4 V corresponds to 4 mA i e 0 gas Note for the oxygen detector inject pure nitrogen instead of air If a different value is displayed adjust the 0 control C in order to correct the value until 0 4 V is exactly displayed Close the valve F on the cylinder Remove calibration ribbon cable A calibration pipe D and close the detector again if no sensitivity control is necessary 10 Reset any alarm signals on the controller Sensitivity adjustment OLCT 100 This procedure enables the measurement to be adjusted corresponding to x gas Proceed as follows Inhibit any alarm signals on the controller Insert the blue and green plugs on the measurement lead into the and multimeter sockets respectively Figure 14Figure 14 Zeroing and Sensitivity adjustment OLCT 100 H Insert the measurement lead into connector A Place the calibration cup on the detector head D 5 Connect the calibration cup to the calibration gas cylinder G by using a 26 flexible hose E A stainless steel pressure gauge and Teflon tube must be used for toxic gases and Freons Note for an oxygen detector use a cyli
46. the maintenance screw Figure 17 B on the detector head cover and remove it Replace the defective detector head and replace the maintenance screw B on the detector head cover Disconnect the high temperature cable from terminal block A on the detector head Connect the high temperature cable to terminal block A 048 Figure 17 OLCT 100 HT elements specific to changing the high temperature sensor Screw the detector head back on again and tighten the locking screws 38 Re establish the supply to the detector from the controller Adjust the settings for the new detector see Chapter 4 Calibration page25 Close the detector cover Reset any alarm signals on the controller OLC T 100 User manual Chapter 7 Accessories Accessory Utilization Illustration Reference Tools kit Tool kit for OLCT 100 including 6147879 calibration cup Allen key sensor removal key and connector cable humidifier kit Used for the calibration of the 6335918 semi conductor transmitters N F Calibration Facilitates the injection of 6331141 cup calibration gas on the sensor Effect on measurement measurement similar to that for natural diffusion Effect on response time none PTFE remote Enables measurement in bypass 6327910 sampling cup mode Effect on measurement no effect if calibration is carried out under the same conditions cup flow rate Effect on response time none Effect o
47. uations 1 24 VAS 88 73 4758 code 14 MSC 281 87 Modifes Rog 12 44 MSC 222 87 FSS Cada Ch ve reducing IEC 80345 Comgeraum 1 2006 1 EG 0533 1893 EM 20079 79 1 2007 EE ih i f TIME aet i sued weder he Aoh Martine Auforty b aes Met BUM AL VERITAS oc orviertalos te aae Qeeecrnestat queen M di MID MEME IPLA MI Ma PR ee W DO Qi ee 29 Oeren er eemi This certificate will expim on 11 Sep 2018 TE La ae Fees AUC sbon Ub isase Po DER MEES of op pM DM M m pot MANGA DUO Es Wes Md GENE E ary eiut de vee Dar poeni MV Mod AGE 136 ey 2000 Tiu ontse curate of 3 Dell OLC T 100 User manual Page 23 Certificate number 352580 EC LFHODUCT DESCRIFTION Ex p nsomever ant ovy gen gas devocio Modet OLET MO L DOCUMENTS AND DRAWINGS User manual for OLC OLCTITOO dereer No NPOFGOGB res D dass 201 1 ATEST REPORIS CNPP mvivonereread Tesi Report o PN 12 9772 dated Aug 16 2012 EMITECH Tee Repret EMITECH i224 NN 12 102905 t NERIS EMC Tex Report No INERES DRA t Ii 11030 05541 dated Dec 09 2011 Tex Repon No NERIS DRA 10 106857 08421A OLCT 100 Mehar VO dad Aegus 2010 Tew Repat No EDI 15443 Vibeamion dated March 99 2010 Tes Repon No INERTSDRA A800691 12 039 Que 19 2012 Tes Report No INERIS DRA 80004 SEINE Oct 10 2010 Cue am No INERIS DRAMOOOES 10 006 Jen 15 2010 Ten Report No 142A QLCTI00 02 according 1 ENS0LOA diad Now 07 MIL INERISIOA TI
48. ume 064 MIBK 0 100 LEL 065 HFO 0 100 LEL 066 DMA 0 100 LEL 200 Oxygen O2 electrochemical 0 30 vol 203 CO 0 100 ppm 204 CO 0 300 ppm 205 CO 0 1 000 ppm 213 H2S 0 30 ppm 214 H2S 0 100 ppm 215 H2S 0 1 000 ppm 216 NO 0 100 ppm 217 NO 0 300 ppm 218 NO 0 1 000 ppm 219 NOs 0 10 ppm 220 NO 0 30 ppm 68 OLC T 100 User manual Gas Code CE 221 SO 0 10 ppm 222 SO2 0 30 ppm 223 SO 0 100 ppm 224 Cl 0 10 ppm 225 H2 0 2 000 ppm 227 HCI 0 30 ppm 228 HCI 0 100 ppm 229 HCN 0 10 ppm 230 HCN 0 30 ppm 231 NH3 0 100 ppm 232 NHs 0 1 000 ppm 233 NHs 0 5 000 ppm 235 CIO 0 3 ppm 239 CO 0 596 240 CO 0 10 volume 241 CO 0 100 volume 242 PHs 0 1 ppm 243 AsHs 0 1 ppm 244 ETO 0 30 ppm 245 SiH 0 50 ppm 246 COCL 0 1 ppm 247 Formaldehyde 0 50 ppm 248 ETO 0 100 ppm 249 H2S 0 5000 ppm 250 Methanol 0 1000 ppm 251 N2H 0 1 ppm 252 CO 0 5000 ppm 253 Ethyl Mercaptant 0 100 ppm 254 Dimethyl sulfide 0 100 ppm 255 HBr 0 30 ppm 256 HBr 0 100ppm 257 BCl 0 10 ppm 258 Fo 0 5 ppm 500 R12 0 196 volume 501 R22 0 2 000 ppm 502 R134a 0 2 000 ppm 503 R141 0 2 000 ppm 504 R142b 0 2 000 ppm 505 R11 0 196 volume 506 R23 0 196 volume 507 Dichloromethane 0 500 ppm Appendix 69 Gas Code Gas
49. using catalytic technology and a 4 20 mA current output proportional to the gas concentration expressed as a percentage of LEL respectively from 0 to 100 LEL In the event of failure the current will assume a fall back value less than or equal to 1 mA or greater than or equal to 23 mA The safety function is no longer valid After power has been switched on while the measurement sensor is stabilizing and during start up tests the output current shall be in maintenance mode 2 mA When the push button is pressed forcing the current to 4 mA the output current will be frozen at 4 mA Reliability data These data are based on feedback from experience in the field The analysis of the information recorded during maintenance by our technical team has enabled us to determine the following Probabilities of Failure on Demand under normal conditions of use Type of gas Measurement SIL Apu PFDave Test SFF principle Capability period LEL 3 4 12 o Catalytic VQ1 SIL 2 1 89 107 8 310 moms 92 996 Oxygen Electrochemical SIL2 0 7410 0 8110 3months 60 to 90 co Electrochemical SIL 2 1 09 10 1 1910 3months 60 to 90 HS Electrochemical SIL2 2 9810 3 2610 3months 60 to 90 NH Electrochemical SIL 2 4 4810 4 9110 3months 60 to 90 certification pending 64 OLC T 100 User manual Special conditions of use In case of exposure above the measuring range it is mandatory to bump test the
50. ylene 30 0 E 20 50 15 90 1 36 50 240 1 36 H2 Hydrogene 2000 L 20 50 15 90 5 24 30 50 1 1 H2S Hydrogene sulfure 30 0 L Li 40 50 15 90 1 5 36 15 30 1 1 100 gamme 1000 9 30 HCI Acide chlorhydrique 30 0 L 20 40 15 95 4 04 24 30 150 1 24 100 gamme 0 10 10 Technical specifications 57 NH3 Ammoniac 100 7 L 20 40 15 90 5 24 50 90 1 1 1000 Li Li 20 50 90 5000 Li m 150 ou 50 120 10 NO Monoxyde d Azote 100 a L 20 50 15 90 4 2 36 10 30 1 1 300 a gamme 1000 Ld m 190 NO Dioxyde d Azote 10 0 a 20 50 15 90 0 8 24 30 60 1 12 30 0 Li O2 Oxygene 0 30 vol L L 20 50 15 90 0 4 vol 30 6 15 1 Aucun de 15 3 22 96 Op PH Phosphine 1 00 m 20 140 20 90 0 05 18 30 120 1 1 SiH4 Silane 50 0 a 20 40 20 95 1 18 25 120 1 1 SO Dioxyde de Soufre 10 0 L 20 50 15 90 0 7 36 15 45 1 1 30 0 u gamme 100 9510 1 4 20 2 4 20 If cartridge is 20 60 RH 20 60 6 RH mounted in the 1 bar 10 96 1 bar 10 96 transmitter 6 months 3 months maximum maximum 58 OLC T 100 User manual Semiconductor sensors OLCT 100 XP Common characteristics Measurement principle semiconductor Temperature range 20 C to 55 C Relative humidity 20 to 95 RH non condensing relative humidity Pressure atmospheric 1096 Lifetime typical 40 months Storage conditions 20 to
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