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OLCT 60 

FIXED POINTGAS MONITOR 
USER MANUAL 

36 

 

NPO60GB  

Revision F.2

 

 

Step 

Action 

Illustration 

1i. 

The "FAULT" and OK LEDs flash one after the other. 

 

1j. 

To stop the test or go to next test, Place the magnet over 

 

1k. 

LCD test display. 
To run the test, Place the magnet over 

 

 

1l. 

The display will flashing. 

 

 

1m. 

To stop the test or go to next test, Place the magnet over 

 

1n. 

Display of the 4-20mA output test. 
To run the test, Place the magnet over 

 

 

1o. 

Define the output current value available from the OUT 
terminal ( from 1 to 23 mA). 

 

 

1p. 

Setting the tens digit 
Set the tens value by placing the magnet over 

. The 

tens digit flashes. Each magnet action increments the tens 
digit. Validate the tens digit by positioning the magnet over 

 

 

1q. 

Setting the unit digit 
Set the unit value by placing the magnet over 

. The 

unit digit flashes. Each magnet action increments the unit digit. 
Validate the unit digit by positioning the magnet over 

 

 

1r. 

Setting the tenths digit 
Set the tenths value by placing the magnet over 

. The 

tenths digit flashes. Each magnet action increments the tenths 
digit. Validate the tenths digit by positioning the magnet over 

 

 

1s. 

OLCT 60 generate the define output current. 

 

 

Summary of Contents for OLCT 60

Page 1: ...NPO60GB Revision F 2 OLCT 60 FIXED POINTGAS MONITOR USER MANUAL ...

Page 2: ...d No reproduction of all or part of this document in any form is permitted without the written consent of TELEDYNE OLDHAM SIMTRONICS 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 TELEDYNE OLDHAM SIMTRONICS S A S Rue Orfi...

Page 3: ...oducts UNLESS SUCH PRODUCTS HAVE BEEN SELECTED BY TELEDYNE OLDHAM SIMTRONICS ACCORDING TO THE APPLICATION Ownership clauses The drawings specifications and information herein contain confidential information that is the property of TELEDYNE OLDHAM SIMTRONICS This information shall not either in whole or in part by physical electronic or any other means whatsoever be reproduced copied divulged tran...

Page 4: ...aded petrol particularly aviation petrol Avgas sulfur compounds sulfur dioxide hydrogen sulfide halogenated compounds R134a HFO etc organo phosphorus compounds e g herbicides insecticides and phosphate esters in fireproof hydraulic fluids TELEDYNE OLDHAM SIMTRONICS recommends regular testing of fixed gas detection installations read Preventive maintenance Warranty Under normal conditions of use an...

Page 5: ...of the detector 9 2 4 Detector positioning 10 2 5 Electrical Specifications 11 2 6 Connecting cable 12 2 7 Cable connection 12 2 8 Scope of use 16 2 9 Transfer curve 16 Commissioning and operating modes 17 3 1 Purpose of control 17 3 2 Necessary equipment 17 3 3 Commissioning 18 3 4 Stabilization time 18 3 5 Display of the gas measurement 18 3 6 Checking Zero 19 3 7 Checking gas sensitivity 20 4 P...

Page 6: ...47 9 1 Dimensional characteristics 47 9 2 Complete detector 49 9 3 Measuring sensors 50 10 Special instructions for use in explosive environments and functional safety 53 10 1 General comments 53 10 2 Warnings 53 10 3 Requirements for use in dust explosive atmospheres 53 10 4 Cable entries 53 10 5 Threaded joints 54 10 6 Electrostatic Risk 54 10 7 Limitations of use 54 10 8 Overange and exposition...

Page 7: ...on is listed as OLCT 60id Available versions are listed below OLCT 60d OLCT 60id Catalytic sensor Electrochemical sensor Remote detector type GD10P Table 1 Comparison of OLCT 60 detectors Each version features two options OLCT 60 version with on board sensor The sensor can either be flameproof or intrinsically safe certified depending on the version of the detector OLCT 60D version with remote sen...

Page 8: ...e is amplified temperature compensated linearized and converted to a 4 20 mA signal proportional to the gas concentration and then conveyed through a connecting cable to a centralization system gas controller or PLC Sensor type depends on the gas to be detected and the version of OLCT 60 as shown in Table 1 Comparison of OLCT 60 detectors on page 1 1 2 Composition of the Detector OLCT 60 detectors...

Page 9: ...xternal view 1 3 1 Overview Id Description 1 Digital display See Figure 3 for more details 2 Ground terminal 3 Cover fixation screw 4 Cable gland until August 2014 5 On board sensor 6 Remote sensor 8 Remote GD10P transmitter OLCT 60 OLCT 60D with remote sensor block OLCT 60 with GD10P remote Figure 2 OLCT 60 overview ...

Page 10: ...arrestor Intrinsically safe sensor blue painted Stainless steel enclosure equipped a PTFE membrane 1 3 3 Display and LEDs Id Description 1 Digital display indicates Gas concentration and gas type alternately with gas unit If an error occurs the respective error code is displayed and Fault LED is lit on Please revert to section Readings on the display page 6 Maintenance menus Please revert to secti...

Page 11: ...Figure 5 Certification label 1 ATEX marking 2 Type of product 3 Manufacturer s name 4 Marking and certification temperature range in Hazardous area is not the operating temperature range 5 Warning 6 CE and ATEX marking 1 5 2 P N label This label is located on the side of the enclosure and contains the following information Id Description Figure 6 Side label 1 Part Number of the OLCT 60 without sen...

Page 12: ...ialization and stabilization are completed Figure 7 Warm up screen 1 6 2 In normal operation In normal operation the display alternately shows the gas concentration the type of gas and the gas unit The OK green indicator is lit on the FAULT indicator is turned off Indicator Lit Off OK OLCT 60 is powered OLCT 60 is not powered FAULT Detector in fault or in maintenance mode See Fault mode screen Nor...

Page 13: ... functioning of the display and the output current generator 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 co...

Page 14: ...tion menu The OLCT 60 detector has three menus CAL INIT and TEST Normal operating mode page 18 page 26 page 350 page 35 Figure 11 Gas calibration menu CAL zero and span calibration See page 26 Init sensor replacement See page 24 Test Check Leds LCD and current output See page 35 ...

Page 15: ...is is not the operating temperature which by the way is sensor dependent Regarding the OLCT 60D id version the remote sensor can be used in zones 0 1 2 20 21 and 22 The transmitter itself is for use in zones 1 2 21 and 22 only The detector must always be in contact with the ambient air Thus Do not cover the sensor Do not paint the sensor Avoid dust deposits 2 2 Necessary equipment Complete detecto...

Page 16: ...rate measurement Fixing the enclosure will be performed by using 2 x M6 screws and the appropriate plugs for the supporting material A special holder is available for mounting the detector on the ceiling see chapter Accessories Figure 12 installation of an OLCT 60 with on board sensor Figure 13 installation of an OLCT 60D with remote sensor 2 4 2 OLCT 60 with GD10P The GD10P detector shall be inst...

Page 17: ...CT IR detector must be laid horizontally indicator pointing upwards 2 5 Electrical Specifications Type of sensor Input Voltage Vdc Maximum current mA Power consumption W Catalytic 16 to 32 140 2 5 Infrared sensor 16 to 32 120 2 0 Infrared GD10P 18 to 32 300 7 2 Electrochemical 16 to 32 80 1 3 Semiconductor 16 to 32 140 2 5 3 meters minimum 30 meters maximum ...

Page 18: ...nce cable with 24 Vcc at controller terminals The cable must be shielded to reduce the influence of electrical and radio frequency interference A cable such as AFNOR M 87 202 01 IT 15 EG FA Nexans may be used It shall be selected according to the type of detector and in accordance with the table shown hereinabove Here are some more examples of suitable cables Safe area CNOMO FRN05 VC4V5 F ATEX zon...

Page 19: ...ent point The passage support and protection of the cable shall be done according to best practice 2 7 4 Cable entry It is essential to follow the instructions given by the manufacturer of the cable gland and to connect the shielding properly Cable gland or adaptor shall be M25 x 1 5 and flameproof certified Figure 17 non armoured cable gland type Figure 18 armoured cable gland type Non armoured c...

Page 20: ...the controller Figure 19 wiring the OLCT 60 d or id version 2 7 6 Cable connection OLCT 60 DG10P remote Remove power before wiring the OLCT 60 to the controller The site must be equipotential First carry out the connection between the GD10P rep A and the detector rep B as shown in Figure 20 The minimum distance is 3 meters minimum and the maximum is 30 meters 100 feet The type of cable to use is 0...

Page 21: ...T 60D 2 7 7 Detector grounding Connect the enclosure ground points to earth according to the regulations with a 4mm 11 AWG wire The OLCT 60 features an internal ground point as well The internal grounding shall be preferred as the primary equipment ground 028 Figure 21 OLCT 60 grounding 2 7 8 Closing the cover Before connecting the OLCT 60 to the controller the cover shall be tightly closed Firmly...

Page 22: ...tion of oxygen 0 1 to 0 5 volume O2 overestimate 2 8 2 Operation under low oxygen levels If an electrochemical sensor is used in an atmosphere comprising less than 1 oxygen for over one hour the measurement may be an underestimate If a catalytic sensor is used in an atmosphere comprising less than 10 oxygen the measurement may be an underestimate If a semiconductor detector sensor is used in an at...

Page 23: ...no need for a new calibration However for safety it is advisable to check the zero and the sensitivity as shown below The detector cover shall remain completely closed since the adjustments are carried out through the window For flammable gas detector we always recommend to calibrate the sensor with the targeted gas When the user wishes to calibrate the detector with a different gas refer to the t...

Page 24: ... adjustment before the time indicated will result in an incorrect measurement which may in turn compromise the safety The total waiting time is summarized below Catalytic bead sensor 2 hours Oxygen sensor 1 hour 2 year sensor to 1 5 hour 5 year sensor Electrochemical sensor 1 hour excluding NO Nitrogen Monoxide 12 hours HCl Hydrogen Chloride 24 hours ETO Ethylene Oxide 36 hours CVM Vinyl chloride ...

Page 25: ...ver Range condition catalytic version only For safety reasons when measuring a concentration of a flammable gas above 100 LEL the display indicates SUP and the FAULT indicator is lit Meanwhile the analog output signal is set at 23 2 mA To exit this mode swipe the magnet over once you have checked the absence of any explosive atmosphere with a portable combustible gas monitor for example L_00 Figur...

Page 26: ...27 Checking gas sensitivity 1 Once the detector is zeroed connect the calibration cup to the calibration gas cylinder Pos E by using a tubing in PTFE Pos C to prevent the adsorption of reactive gases i e HCl SO2 Cl2 etc at the surface of the tube 2 Open the valve on the gas cylinder flow rate 0 5 to 1 LPM In the case of GD10P versions refer to GD10P manual 3 Once the measurement is stabilized appr...

Page 27: ...rial 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 ...

Page 28: ...ced screws of equal quality or better than A4 70 should be used Zero inspection with zero grade air see page 19 In case of variance comply with the actions described in this paragraph Gas sensitivity check see page 19 In case of variance comply with the actions described in this paragraph 4 2 2 OLCT 60 GD10P Refer to the specific GD10P manual ...

Page 29: ...oltage at detector terminal 34 Electronic card Change board 0 mA current output 1mA Sensor Line resistance too high Power supply Change sensor Check cable Check voltage at detector terminal 23 Improper calibration gas Check the content of the calibration gas current output is at 0 83 mA GD10P optics are duty GD10P in fault refer to the GD10P manual Zero setting not possible Sensor Electronic card ...

Page 30: ...erclockwise 5 Unplug the connector and remove the defective sensor head 6 Replace the worn out detector head with an identical new one 7 Reassemble in reverse order and tighten the locking screw 8 Power the OLCT 60 9 Install the OLCT 60 as explained in detail in the Initialization of the sensor block paragraph on page Erreur Signet non défini 5 3 Initialization of the sensor block 5 3 1 Selection ...

Page 31: ...een is displayed place the magnet over 2b The display indicates CnF Confirmation 2c Place the magnet over 2d The display indicates nOn No 2e Place the magnet over to change No to Yes 2f Place the magnet over to validate the choice The procedure is then ended and the detector automatically resets 2g Wait 4 seconds during the display of the startup page 2h The version number of the software is displ...

Page 32: ...ttings In the event of a voluntary or an automatic abandon of the procedure the previous values will be maintained OLCT 60 leaves the maintenance mode and returns to normal operation after 10 minutes of inactivity on the or The detector cover shall remain completely closed since the adjustments are carried out through the window For flammable gas detector we always recommend to calibrate the senso...

Page 33: ...osition the magnet over 2d The display indicates the current value 2e Place the calibration cup and inject zero grade air at 0 5 to 1 LPM for GD10P versions refer to GD10P manual Wait approximately 2 minutes for the stabilization of the measure The zero of a CO2 sensor block must be tested with a zero grade air cylinder or with nitrogen Never consider ambient air as a zero value 2f The display eve...

Page 34: ... Adjusting the hundreds Adjust the value of the hundreds by placing the magnet over Each time you place the magnet over you increase the digit value 4d Confirm the value by placing the magnet over 4e Adjusting the tens The tens digit flashes Repeat the same procedure as for the hundreds 4f Adjusting the units The unit digit flashes Repeat the same procedure as for the hundreds 4g Validate the digi...

Page 35: ...y adjustment function Continue to step 6a 5 4 4 Validating your calibration Step Action Illustration 6a The display indicates CnF Confirmation 6b Position the magnet on 6c The display indicates nOn No 6d To validate and confirm your calibration values set the magnet on to change No into Yes and then on to confirm Continue as under paragraph End of zero point adjustment and calibration 6e Otherwise...

Page 36: ... 7b Close the cock of the calibration gas cylinder and remove the calibration cup 7c As soon as the countdown is over the ambient gas concentration must be shown on the display The detector is now in normal operation mode Restore the alarms on the controller 7d If the display shows dEF Fault followed by the fault number it means that the detector is not operational Check the fault code number page...

Page 37: ...niac NH3 15 00 30 20 100 0 6 0 90 0 75 0 50 0 45 Benzene C6H6 1 20 8 00 11 2 7 4 00 3 20 2 15 1 90 1 3 Butadiene C4H6 1 40 16 30 85 1 9 2 55 2 05 1 35 1 25 Butane C4H10 1 50 8 50 60 2 0 1 90 1 55 1 00 0 90 Butanol Butyl Alcool C4H10O 1 4 11 3 29 2 6 1 95 1 60 1 05 0 95 2 Butanone MEK C4H8O 1 80 11 50 4 2 5 3 90 3 15 2 10 1 90 Cyclohexane C6H12 1 20 8 30 17 2 9 2 00 1 60 1 10 1 00 Dimethylether C2H...

Page 38: ...4O 2 60 100 20 1 5 2 10 1 70 1 15 1 00 Propylene oxide C3H6O 1 90 37 00 70 2 0 2 35 1 90 1 25 1 15 Pentane C5H12 1 40 8 00 49 2 5 1 00 Propane C3H8 2 00 9 5 104 1 6 1 55 1 25 0 85 0 75 Propylene C3H6 2 00 11 70 107 8 1 5 1 65 1 35 0 90 0 80 Styrene C8H8 1 1 8 00 31 3 6 6 30 5 05 3 35 3 00 Gasoline lead free 1 10 6 0 21 3 à 4 1 80 1 45 0 95 0 90 Toluene C7H8 1 20 7 5 3 1 4 00 3 20 2 15 1 90 Turpent...

Page 39: ...0 1 41 0 65 n Hexane C6H14 1 2 7 4 2 48 2 85 1 14 Hydrogen H2 4 0 75 6 0 07 1 0 Isopropanol C3H8O 2 15 13 5 2 1 1 84 0 85 JP 4 3 28 1 51 JP 5 3 33 1 53 JP 8 3 48 1 6 Methane CH4 5 0 15 0 0 55 1 0 Methanol CH3OH 5 5 44 0 1 1 1 27 0 58 n Pentane C5H12 1 4 8 0 2 5 2 17 1 0 Propane C3H8 2 0 9 5 1 6 1 9 0 87 Styrene C8H8 1 1 8 0 3 6 2 13 0 98 Toluene C7H8 1 2 7 0 3 1 2 26 1 04 Xylene C8H10 1 0 7 6 3 7 ...

Page 40: ...o inhibit the controller to avoid any false alarm Disconnect the signal wire terminal 1 Pos B Connect the COM terminal of the multimeter Pos D to terminal 2 0 V of the detector Pos A 4 Connect the mA terminal of the multimeter Pos D to terminal 1 signal of the detector Pos A 5 The current must be 4 mA Pos C when zero grade air is applied on the sensor and 20 mA when applying span gas of concentrat...

Page 41: ... be wrong at this point Place the magnet over for 3 seconds 1b Until the icon is displayed present the magnet 3 consecutive times on the in the 3 seconds 1c The calibration menu CAL is displayed 1d Place the magnet over 1e The initialization menu Init is displayed 1d Place the magnet over 1e The initialization menu tESt is displayed Place the magnet over 1f The version number of the software is di...

Page 42: ...om the OUT terminal from 1 to 23 mA 1p Setting the tens digit Set the tens value by placing the magnet over The tens digit flashes Each magnet action increments the tens digit Validate the tens digit by positioning the magnet over 1q Setting the unit digit Set the unit value by placing the magnet over The unit digit flashes Each magnet action increments the unit digit Validate the unit digit by po...

Page 43: ...GB Revision F 2 37 Step Action Illustration 1t To stop the test or go to next test Place the magnet over 1u Back to the 4 20mA test menu To stop the test or Place the magnet over 1v Place the magnet over to come back to LED test menu or over to exit ...

Page 44: ...OLCT 60 FIXED POINTGAS MONITOR USER MANUAL 38 NPO60GB Revision F 2 ...

Page 45: ... on measurement no effect if calibration is done in the same conditions pipe flow Effects on response time none 6327910 Plastic material Risk of electrostatic charges Wipe with a damp cloth Splash guard Protects the sensor against splashing liquids Effects on measurement none Effects on response time the response time at natural diffusion may increase for certain gases Please consult us 6329004 Pl...

Page 46: ...rotects the sensor against splashing liquids and dust contamination Effects on the measurement no effect but cannot be used to detect O3 HCL HF CL2 Effects on response time increased response time please consult us for high density gas 3 and low concentrations 10 ppm 6335975 Plastic material Risk of electrostatic charges Wipe with a damp cloth Ceiling gas collector Allows the sensor to detect gas ...

Page 47: ...ock 0 5 vol CO2 for OLCT 60 6 314 101 Infrared sensor block 0 10 vol CO2 for OLCT 60 6 314 146 Infrared sensor block 0 100 vol CO2 for OLCT 60 6 314 225 Infrared sensor block 0 100 LEL R1234yf for OLCT 60 6 314 226 Infrared sensor block 0 2000 ppm R1234yf for OLCT 60 6 314 227 Infrared sensor block 0 2000 ppm R134A for OLCT 60 6 314 228 Infrared sensor block 0 2000 ppm R407F for OLCT 60 6 314 229 ...

Page 48: ...4A 6 313 775 Sensor block ADF OLCT 60 MOS 7 2 Intrinsically safe sensors Illustration Description 6 313 748 Sensor block OLCT 60 SI 02 0 30 vol 6 313 728 Sensor block OLCT 60 SI NH3 0 100 ppm 6 313 729 Sensor block OLCT 60 SI NH3 0 1000 ppm 6 313 895 Sensor block OLCT 60 SI NH3 0 5000 ppm 6 313 694 H2 compensated sensor block OLCT 60 SI CO 0 1000 ppm 6 313 711 Sensor block OLCT 60 SI CO 0 100 ppm ...

Page 49: ...10 ppm 6 313 746 Sensor block OLCT 60 SI ETO 0 50 ppm 6 313 732 Sensor block OLCT 60 SI HCN 0 10 ppm 6 313 733 Sensor block OLCT 60 SI HCN 0 30 ppm 6 313 736 Sensor block OLCT 60 SI COCI2 0 1 ppm 6 313 740 Sensor block OLCT 60 SI CIO2 0 3 ppm 6 313 735 Sensor block OLCT 60 SI O3 0 1 ppm 6 313 737 Sensor block OLCT 60 SI PH3 0 1 ppm 6 313 739 Sensor block OLCT 60 SI HF 0 10 ppm 6 313 738 Sensor blo...

Page 50: ...OLCT 60 FIXED POINTGAS MONITOR USER MANUAL 44 NPO60GB Revision F 2 ...

Page 51: ...OLCT 60 FIXED POINTGAS MONITOR USER MANUAL NPO60GB Revision F 2 45 8 Declaration of EU Conformity ...

Page 52: ...OLCT 60 FIXED POINTGAS MONITOR USER MANUAL 46 NPO60GB Revision F 2 ...

Page 53: ... FIXED POINTGAS MONITOR USER MANUAL NPO60GB Revision F 2 47 9 Technical Specifications 9 1 Dimensional characteristics Figure 29 Dimensional characteristics of OLCT 60 detectors with on board and remote sensor ...

Page 54: ...OLCT 60 FIXED POINTGAS MONITOR USER MANUAL 48 NPO60GB Revision F 2 Figure 30 Dimensional characteristics of OLCT 60 equiped with GD10P mounting on plate ...

Page 55: ...iguity reading 20 mA over range for combustible gas detectors Display 4 digit backlit LCD display Menu display Green LED OK normal operation mode Orange LED FAULT fault or maintenance Type of cable 3 wire shielded cable Cable entry M25 cable gland supplied with the detector before August 2014 M25 M20 adaptor in option P N 6143552 M25 NPT adaptor in option P N 6143584 Electromagnetic compatibility ...

Page 56: ...range 0 100 40 15 40 a CO2 Carbon Dioxide 0 5 vol 20 to 55 0 95 3 48 11 30 a COCl2 Phosgene 1 00 20 to 40 15 90 0 05 12 60 180 c ETO Ethylene Oxide 30 0 20 to 50 15 90 1 0 36 50 240 a H2 Hydrogen 2000 20 to 50 15 90 5 24 30 50 a H2S Hydrogen Sulphide 30 0 100 1000 20 to 50 15 90 1 5 range 0 30 36 15 30 a HCl Hydrogen Chloride 30 0 100 20 to 40 15 95 0 4 range 0 30 24 30 150 a HCN Hydrogen Cyanide ...

Page 57: ... CH3Cl Dichloro methane 500 20 to 55 20 95 15 from 20 to 70 PE 40 25 90 d Freon R12 1 vol 20 to 55 20 95 15 from 20 to 70 PE 40 25 90 d Freon R22 2000 20 to 55 20 95 15 from 20 to 70 PE 40 25 90 d Freon R123 2000 20 to 55 20 95 15 from 20 to 70 PE 40 25 90 d FX56 2000 20 to 55 20 95 15 from 20 to 70 PE 40 25 90 d Freon R134 a 2000 20 to 55 20 95 15 from 20 to 70 PE 40 25 90 d Freon R134 a 2000 IR ...

Page 58: ...S 100 from 50 to 100 FS 60 25 120 e Freon R1234yf 0 100 LEL IR 20 to 50 0 95 2 from 0 to 50 LEL 5 from 50 to 100 LEL 60 30 115 e SF6 2000 IR 20 to 50 0 95 40 from 0 to 50 FS 100 from 50 to 100 FS 60 50 160 e Ethanol 500 20 to 55 20 95 15 from 20 to 70 PE 40 25 60 d Toluene 500 20 to 55 20 95 15 from 20 to 70 PE 40 25 60 d Isopropanol 500 20 to 55 20 95 15 from 20 to 70 PE 40 25 60 d 2 Butanone MEK...

Page 59: ...r 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 10 2 Warnings Do not open when energized After de energizing delay 2 minutes before opening Read instructions notice cable glands 10 3 Requirements for use in dust explosive atmo...

Page 60: ...astic accessories see page 39 can present a risk of static discharge Do not rub with a dry cloth Clean with water and wipe only with a damp cloth 10 7 Limitations of use Gas detection cells have certain limitations that shall be known and understood by the user 10 8 Overange and exposition to specific components A bump test and or a calibration is recommended each time the detector has been expose...

Page 61: ... of the OLCT 60 detector is the detection of flammable gases using catalytic technology or the detection of oxygen using an electrochemical cell and a 4 20 mA current output proportional to the gas concentration expressed as a percentage of LEL from 0 to 100 LEL or expressed as a percentage of volume of oxygen from 0 to 30 vol O2 In the event of a failure the output current will assume a fallback ...

Page 62: ...mb 20 C à 60 C WARNING Do not open when energized After de energizing delay 2 minutes before opening Read user manual cable glands OLCT60D d detector with remote sensor d type On the detector TELEDYNE OLDHAM SIMTRONICS SAS ZI EST 62027 ARRAS France OLCT60D d CE0080 INERIS 01ATEX0027X II 2 G D Ex db IIC T6 Gb Ex tb IIIC T85 C Db T Amb 20 C à 60 C WARNING Do not open when energized After de energizi...

Page 63: ...LEDYNE OLDHAM SIMTRONICS SAS ZI EST 62027 ARRAS France OLCT60 id CE0080 INERIS 01ATEX0027X II 2 G D Ex db ia Ga ia IIC T4 Gb Ex tb ia Da ia IIIC T135 C Db T Amb 20 C à 60 C WARNING Do not open when energized After de energizing delay 2 minutes before opening Read user manual cable glands Détecteur type OLCT60 D id detector with remote sensor i type On the detector TELEDYNE OLDHAM SIMTRONICS SAS ZI...

Page 64: ... Gb Ex tb ia Da IIIC T135 C Db T Amb 20 C à 60 C WARNING Do not open when energized After de energizing delay 2 minutes before opening Read user manual cable glands On the remote sensor OLCT60D id CE0080 INERIS 01ATEX0027X II 1 G D Ex ia IIC T4 Ga Ex ia IIIC T135 C Da T Amb 20 C à 70 C ...

Page 65: ... xx A fault signal alerts about a material fault voltage sensor etc Here below is the list of possible faults Please note that the occurrence of more than one fault is not displayed by showing a sequence of the reference code numbers but rather by adding them up to each other If for example a zero fault code 1 and a sensitivity fault code 2 are detected the display will show the fault code 3 In th...

Page 66: ...OLCT 60 FIXED POINTGAS MONITOR USER MANUAL 60 NPO60GB Revision F 2 ...

Page 67: ...OLCT 60 FIXED POINTGAS MONITOR USER MANUAL NPO60GB Revision F 2 61 ...

Page 68: ...erved NPO60GB Revision F 2 March 2021 AMERICAS 14880 Skinner Rd CYPRESS TX 77429 USA Tel 1 713 559 9200 EMEA Rue Orfila Z I Est CS 20417 62027 ARRAS Cedex FRANCE Tel 33 0 3 21 60 80 80 ASIA PACIFIC Room 04 9th Floor 275 Ruiping Road Xuhui District SHANGHAI CHINA Tel 86 134 8229 5057 ...

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