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CTX 300_revK.2_English

1. tai 160s aTe hector of 1000 21343 2 mir H el For more information about installation commissioning or practices please refertothe user manual ofthe manutacturer Note 2 Local regulation maw apply For France please refer to arides R 543 75 to R 543 123 in section B ofthe French Environmental Code decree 82007 1467 dated fom October 12 2007 and decree 2011 396 dated fom 2011 April 13 deus 2 dr 2045 Spallersaeker 1571 ODE 544 CHETIFTE 1 11 gt 417 Global Director of Product Mana gerent rare d borope rnm EN ditd LET 10 ind b 7 Certification 47 48 CTX 300 User manual Chapter 8 Technical specifications Enclosure Polycarbonate housing Function Detector transmitter Highly visible backlight display unit optional gas dependent In operation green color on CTX 300 3 wire ghts i Failure maintenance yellow color 2 wires CTX 300 without display unit Display aus 3 wires CTX 300 with display unit PG9 cable gland REN outer diameter 6 to 11 mm Power supply 15 to 32 DC CTX 300 without display unit 27 mA Power CTX 300 with display unit 110 mA consumption i Infrared or semiconductor versions 100 a 40 F to 122F depend temperature 40 C to 50 C 40 F to sensor dependent Sealing 54 4 3R
2. b PIPERS ptajjip 191 26026 lt JU WZ miss3o vin mon Figure 44 CTX 300 infrared 1 volume overview 57 9 Annex ni 20120 KIN 1904 78 a 20 908 perepesdas pate 19640 sjos aug tinj AE 241208 war tuat uet o Soris ptajjip pood 99 moo Og 26 Oy MYMSUJIM 10 10 11 V MYMSU3IM 0 60 11 8 30035 10 00112 21130003 t 000 mamona worivsr 307 SE 4343 av 330003 104 15 209 006113 PAND 302 000112 3113 259v Figure 45 CTX 300 infrared 5 volume overview CTX 300 58 User manual overview Figure 46 CTX 300 infrared 10 volume 59 9 Annex g pate gt P1208 901191 vat 1994 191 27 peed EIT Ur OO 10s GE ey 53937915 51713 3NISS30 ONI NYNSU3IM LO LO LI V 31835 9 n ooer 33863 1 281 0907 330903 006212 m
3. Display Current Display Current pom 0 0 4 5500 76 16 16 500 14 6 24 6000 79 16 64 1000 27 8 32 6500 82 17 12 1500 35 9 6 7000 85 17 6 2000 43 10 88 7500 88 18 08 2500 49 11 84 8000 90 18 4 3000 55 12 8 8500 93 18 88 3500 60 13 6 9000 96 19 36 4000 64 14 24 9500 98 19 68 4500 68 14 88 10000 100 20 5000 71 15 36 Figure 37 signal CO IR transmitter output signal 0 1 scale 5 Maintenance 33 lt fond 5 o 15 2 25 3 35 Concentration Display Current range mA 0 00 0 4 0 0 25 21 6 7 46 0 50 33 1 9 3 1 00 48 4 11 74 1 50 60 1 13 62 2 00 68 6 14 98 2 50 75 6 16 1 3 00 82 4 17 18 3 50 86 7 17 87 4 00 91 7 18 67 4 50 95 8 19 33 5 00 100 20 Figure 38 signal CO IR transmitter output signal 0 5 scale 34 300 User manual lt 4 5 6 Concentration CO Display Current range mA 0 00 0 4 0 1 00 41 25 10 6 2 00 56 875 13 1 3 00 67 5 14 8 4 00 75 625 16 1 5 00 80 625 16 9 6 00 86 875 17 9 7 00 91 25 18 6 8 00 95 625 19 3 9 00 98 75 19 8 10 00 100 20 0 Figure 39 signal CO IR transmitter output signal 0 10 scale 5 Maintenance 35 lt 5 20 30 Concentration CO Current 60 Display Current range mA range mA 0 0 4 0 20 74 2 15 87 1 13 4 6 14 25 80 4 16 86 2 21 6 7 46 30 85 6 17 7 3 28 4 8 54 35 90 7 18 5
4. lt 1 mA to indicate a fault 2 M in Calibration position except for the CO sensor that does not have a calibration function m Between 4 and 20 mA for measurement values 220 if levels exceed measurement range 22 CTX 300 User manual Chapter 5 Maintenance The adjustment operations in this paragraph are reserved for authorized trained personnel because they may compromise detection reliability 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 Calibration Recommenda
5. 50 C 20 C to 50 C 20 C to 50 C 20 C to 50 C 20 C to 50 C 20 C to 40 C 40 C to 40 C 20 C to 40 C 20 C to 40 C 20 C to 50 C 10 C to 30 C 20 C to 50 C umidity uncondensed R h 10 to 95 RH 10 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 5 to 95 RH 5 to 95 RH 5 to 95 RH 5 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH Accuracy at PA full scale 1 5 1 5 1 5 1 5 1 5 1 5 1 5 1 5 2 2 2 2 1 5 1 5 1 5 1 5 1 5 1 5 1 5 1 5 1 5 1 5 1 5 1 5 1 5 1 5 1 5 1 5 2 2 3 3 3 3 3 3 3 Life span in 28 60 36 48 48 48 48 48 60 60 60 60 36 36 36 36 36 36 24 24 36 36 36 24 24 24 18 18 24 24 24 24 24 24 36 12 18 seconds lt 20 lt 20 lt 20 lt 20 50 50 40 PH ASH 00 006 Methylene chloride Methyl chloride Toluene
6. Horne hamnank esapplip es EN 50270 06 far type 1 CEM ppare de d tectian de sed Bed Standards E Eli de forthe detection gf SE Michel Spellemaeker r OHham 343 Global D rector of Prodact Management 11 EXT ul Dare 7 ARRAS Cdo Td 5003 21 nin 20 gu CERTIFI m rarer ol d baon cam 3E b 46 CTX 300 User manual L DHAM DECLARATION DE CONSTRUCTEUR The company Oldham 5 4 5 Est 62000 Aras France declares that following materials intended for halogenated refig erant duid detection Gas detectors OLCT 10 4 300 complw with the requirements of the European standard EN 14524 Ferformanc es of portable leak detectors ar atmosphere controllers d halogenated refrigerant fluids 11 1 81 tioni BOR Cor Tolk ale AOOO ppm R13 a Wm qm e az EU By 1 P1343 Wax im um threshold ppm Ri34a darig 305 ort bes or ze ws thy Mhim vm tirezial 2010 ppm 1 343 Mim vm time detect tie Due far 255 Mer o7500 ppm 21348 tme
7. 1 5 15 relative to alarm threshold Life span in 12 12 24 18 36 36 36 36 36 36 36 36 36 36 36 36 36 36 36 36 36 36 36 T 50 seconds 40 40 50 50 40 40 20 20 40 20 20 20 20 30 30 30 30 30 30 30 30 30 20 20 51 52 CTX 300 User manual Chapter 9 Indications for calibrating the CTX 300 SC This information relates to the CTX 300 semiconductor 6313545 6313546 6313547 6313544 Gas types Methane Hydrogen Butane Methyl Chloride Methylene chloride Trichloroethylene 2 Ethanol C gt HsOH Freon R12 Freon R22 Freon R134A Freon R11 Freon R23 Measurement range 100 LEL 100 LEL 100 LEL 100 LEL 500 ppm 500 ppm 500 ppm 2 000 ppm 2 000 ppm 5 000 ppm 1 volume 2000 ppm 2000 ppm 1 volume 1 volume After sale service standard gas 20 LEL 1 CH 20 LEL 0 8 H2 20 LIE LEL 0 37 96 CaHio 20 LEL 0 4 C3Hz 50 ppm 100 ppm CH gt CL 75 ppm Trichloroethylene 100 ppm Toluene 100 ppm Xylene 1000 ppm Ethanol 1000 ppm R12 1000 ppm R22 1000 ppm R134A 1000 ppm R134A 150 ppm 1000 ppm R22 4500ppm Test gas 2000 ppm 190 ppm 25
8. 100 ppm CO 80ppm 15 ppm 300 ppm CO 120 ppm 35ppm 300 ppm CO 330ppm 50ppm 300 ppm CO 330ppm 50ppm 1000ppm 880ppm 150ppm 0 5 CH4 overscale 0 5 CH4 750ppm 200ppm 0 5 4 2000ppm 500ppm 0 5 CH4 overscale 0 5 4 2800ppm 800ppm 9 Annex 53 300 overview E ul gt 5 3 i CTX 300 User manual Figure 41 CTX 300 with sensor pack and display overview 54 T Figure 42 300 overview 9 55 due 10 svor sad og 0000120 p s0 pu0 p JNVES M 2108 Tar 33 1 VS 390804 MYNGIO 0 21192 2210 394309 gt to n Ant in gt SM CR 21 ans 3101132 10823 29119 T N gt gt x LY 2 Sz 2 mo TT 3 rl 0 wn 10 60 60 15530 311393 vsia 0 21192 2940 39409 91 JMS 3510138 3 29119 300 User manual Figure 43 CTX 300 semiconductor overview 56 111934 20120 tiy 800 18 19 gt 20 tuer sad pota jo kya 918010920 34125 ot 120 P so peo val n 2549 yaad TEE LE A 90 3113823 1 0 pv0 p Jd sjos deg
9. 3 wire sensor to an Oldham control unit Connection of a 2 wire sensor to an Oldham control unit Wire Terminal number V DC power supply 3 Output signal 1 Both wires are the 4 20 mA 2 wire loop 3 Control unit Detector Figure 8 connection of a 2 wire sensor to an Oldham control unit 16 300 User manual Connection of a 3 wire CTX300 sensor to non OLDHAM control unit with an internal power supply Other control unit 3 Detector Figure 9 Connection of a 3 wire CTX300 sensor to a non OLDHAM control unit Maximal load 200 0 A Power supply 15 s Vcc s 32 18 lt Vcc lt 30 for CO sensor max 130 mA Connection of a 2 wire 4 20mA sensor to a non Oldham control unit and to an internal power supply Other control unit 24 VDC 3 Detector 2 1 Figure 10 Connection of a 2 wire 4 20mA sensor to a non Oldham control unit A Power supply 15 lt VCC 32V max 30 mA 3 Installation and connection 17 Operating mode CTX300 with display Remove the 4 screws ref 1 CTX 300 Remove the cover ref 2 Figure 11 Completely remove the screw ref 4 Unscrew the screw a few turns 1 ref 3 Turn the display circuit as shown ref 5 Connect the cable ref 6 to the connector Refer to paragraph Connections for the various types of sensors on 15 Retur
10. Trichloroethylene Xylene Ethanol R12 R22 R123 R134a R11 R23 R143a R404a R507 R410a R32 i rm gt E EC EC EC EC SC SC SC SC SC SC SC SC SC 5 5 5 5 5 5 5 5 Electrochemical IR Infrared SC Semiconductor Range ppm 1 00 1 00 3 00 3 00 500 500 500 2000 500 500 2000 500 5000 10000 2000 2000 2000 10000 10000 2000 2000 2000 1000 1000 Operating temperature 20 to 50 C 20 to 50 C 20 to 50 C 20 C to 40 C 20 C to 55 C 20 C to 60 C 20 C to 50 C 20 C to 50 C 20 C to 60 C 20 C to 50 C 20 C to 50 C 20 C to 50 C 20 C to 60 C 20 C to 55 C 20 C to 55 C 20 C to 55 20 C to 55 20 to 55 20 to 55 20 to 55 20 C to 55 20 to 55 20 C to 55 20 C to 55 Relative humidity uncondensed 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 10 to 95 RH 8 Technical specifications Accuracy at PA full scale 3 3 2
11. Weight 5200 Dimensions 130 x 136 x 69 I x h x d in mm 5 12 x 5 35 x 2 72 Certification CCSA Class 4812 10 Signal Appliances Detectors CSAUS Class 4812 86 Signal Appliances Miscellaneous EMC Type 1 according to EN 50270 06 32 ohms max loop for CTX 300 with display unit and Impedance for solid states and sensor versions 128 ohms max loop for CTX 300 without display unit 8 Technical specifications 49 02 HS NO 50 Cl NH3 ETO HF O3 50 i rm gt CTX 300 User manual Range ppm 30 0 30 0 100 100 300 1000 1 00 10 0 1 5 10 50 30 0 100 1000 100 300 1000 10 0 30 0 10 0 30 0 100 10 0 2000 2 0 30 0 100 10 0 30 0 100 100 1000 5000 30 0 10 0 1 00 temperature 20 C to 50 C 40 C to 50 C 5 90 to 40 C 20 C to 50 C 20 C to 50 C 20 C to 50 C 20 C to 50 C 20 C to 50 C 30 to 45 C 30 to 45 30 to 45 C 30 to 45 20 C to 50 C 20 C to 50 C 20 C to 50 C 20 C to 50 C 20 C to 50 C 20 C to 50 C 20 C to 50 C 20 C to 50 C 20 C to 50 C 20 C to 50 C 20 C to 50 C 20 C to 50 C 20 C to 50 C 20 C to
12. is located in a clean air environment Use the calibration and follow recommendations Connect a voltmeter to the AF and AF terminals caliber mV DC Figure 25 Wait for the signal to stabilize and adjust the zero by using the ZERO potentiometer located on the sensor pack Figure 26 ref 2 The output signal should be 0 mV Now inject the recommended test gas at a flow rate of 30 Use the calibration kit follow recommendations Wait until the signal has stabilized Figure 26 Read the mV value on the voltmeter Figure 25 with the full scale at 1600 mV Calculate the value to be read as a function of your test gas 26 CTX 300 User manual Adjust the displayed value using the potentiometer Figure 26 rep 1 Example CO sensor Scale 0 300 ppm Standard gas concentration 100 ppm Reading 533 mV Shut off the calibration gas injection Withdraw the gas injection pipe Then wait and check that the scale has returned to zero Otherwise repeat the entire procedure Switch the maintenance on off switch to the MES measure position ref 1 Figure 27 6451465 1307917 5 Maintenance 27 300 calibration for O2 This sensor is an Oxygen type 17 case CTX 300 O2 with display ond 28 See 1 case CTX 300 with display on page 24 Proceed only with adjusting sensitivity rep 1 by injection o
13. mount 6323607 Gas collector s 6331137 Gas introduction device for O2 H2S NO H2 6331141 Gas introduction device for explosible gases and other toxic gases 4 6 lt 39 P N Description Picture 6327906 Device for remote gas introduction 6335953 Replacement filter PTFE protector filter Pre calibrated oxygen sensor pack 6313C2A CTX 300 0 30 vol sensor pack 2years 6313C5A CTX 300 0 30 vol sensor pack 5years 6313660 CTX 300 0 100 vol sensor pack Pre calibrated toxic sensor pack 6313627 CTX 300 CO 100 ppm sensor pack 6313628 CTX 300 CO 300 ppm sensor pack 6313629 CTX 300 CO 1000 ppm sensor pack 6313631 CTX 300 CO 1 vol sensor pack 6313632 CTX 300 CO 10 vol sensor pack 6313633 CTX 300 H2S 30 ppm sensor pack 6313634 CTX 300 H2S 100 ppm sensor pack 6313635 CTX 300 H2S 1000 ppm sensor pack 6313636 CTX 300 NO 100 ppm sensor pack 6313637 CTX 300 NO 300 ppm sensor pack 6313638 CTX 300 NO 1000 ppm sensor pack 6313639 CTX 300 10 ppm sensor pack 6313640 CTX 300 30 ppm sensor pack 6314001 CTX 300 100 ppm sensor pack 6313645 CTX 300 ETO 30 ppm sensor pack 6313646 CTX 300 SO 10 ppm sensor pack 6313647 CTX 300 SO 30 ppm sensor pack 6313648 CTX 300 SO 100 ppm sensor pack 40 CTX 300 User manual P N 6313649 6313650 6313651 6313652 6313653 6313654 6313655 6313656
14. 1 5 38 1 10 1 40 93 8 19 01 10 54 6 12 74 45 96 9 19 5 15 66 14 87 50 100 20 Figure 40 signal CO IR transmitter output signal 0 50 scale 36 CTX 300 User manual Replacing a sensor Sensors must be replaced When calibration is no longer possible no sensitivity During preventative maintenance The replacement sensor should be identical to the original sensor same gas same range After a sensor has been replaced a calibration or test for pre calibrated sensors must be conducted Disposal For the preservation protection and improvement of environmental quality and for the protection of human health and the prudent and rational utilization of natural resources the CTX 300 must be disposed of separately from electronic equipment and cannot be disposed of with normal household waste The user therefore has an obligation to separate the CTX 300 sensor from other waste to ensure that it is recycled safely for the environment For further details on existing collection sites contact the local administration or seller of the product 5 Maintenance 37 38 CTX 300 User manual Chapter 6 Spare parts List of spare parts for different detectors Replacement parts must imperatively be guaranteed origin Oldham Otherwise material safety could be jeopardized CTX COX 300 toxic or oxygen sensors P N Description Picture 6147868 CTX 300 tool kit 6322420 Mounting brace and bolts CTX 300 ceiling
15. 23 CAND FAO EEE 23 Sens dete 37 BJE EE E 37 Chapter Spare parts ai 39 CTX COX 300 toxic or oxygen sensors 39 CSC 300 semiconductor 58 80 8 42 CIX CO556NSOPS ee tees Duet 43 Chapter 7 Cerlificalion un 45 Contents 3 Chapter 8 Technical specifications Chapter 9 CTX 300 overview 4 CTX 300 User manual Annex Indications for calibrating the CTX 300 SC Chapter 1 General Information User Manual The instructions given in this manual must be read thoroughly before installation and start up particularly those concerning the points related to the safety of the end user This user manual must be made available to every person involved in the activation use maintenance and repair of the unit The information technical data and diagrams contained in this manual are based on the information that is available at a given time In case of doubt contact Oldham for additional information The aim of this manual is to supply simple and accurate information to the user Oldham cannot be held liable for any misinterpretations in the reading of this manual In spite of our efforts to produce an error free manual it may nonetheless contain some unintentional technical inac
16. 6313657 6313893 6313675 6313676 6313677 6313919 6313860 6314183 6 314 185 6313834 6313678 6313833 6323608 6323609 6815919 6815921 6451466 6815923 6451465 Description Picture CTX 300 Cle 10 ppm sensor pack CTX 300 H2 30 ppm sensor pack CTX 300 100 ppm sensor pack CTX 300 HCL 30 ppm sensor pack CTX 300 HCL 100 ppm sensor pack CTX 300 HCN 10 ppm sensor pack CTX 300 HCN 30 ppm sensor pack CTX 300 100 ppm sensor pack CTX 300 NH3 1000 ppm sensor pack CTX 300 0 5000 ppm sensor pack CTX 300 HF 10 ppm sensor pack CTX 300 1 ppm sensor pack CTX 300 1 ppm sensor pack CTX 300 1000 ppm sensor pack 300 1 ppm sensor pack CTX 300 CH2O 50 ppm sensor pack CTX 300 ASHs 1 ppm sensor pack CTX 300 SIH 50 ppm sensor pack CTX 300 CIO ppm sensor pack CTX 300 3 ppm sensor pack Replacement parts Cover without display Cover with display CTX 300 without display label CTX 300 wit display label Display card Localization sticker Motherboard 6 Spare parts 41 CSC 300 semiconductor sensors P N Description Picture 6147868 CTX 300 tool kit 6322420 Mounting brace and bolts CTX 300 ceiling mount 6323607 6323607 Gas collector stainless collector stainless 6335919 Calibration kit humidifier filter pipe humidifier filter pipe 6335918 Humidifier filter Replacement sens
17. User manual C TX 300 Analogic Gas Detector Part Number NP300GB Revision K 2 gt 06 2015 The Fixed Gas Detection Experts 2 Copyright 2015 by Oldham S A S Juli 2015 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 information 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 4 1 Est CS 20417 F 62027 ARRAS Cedex Tel 33 0 3 21 60 80 80 Fax 33 0 3 21 60 80 00 CTX 300 User manual Contents Chapter 1 General Information 5 ser see men en era 5 OY IMDOIS TE 5 Ale LY MSIE HORNS 6 important a 6 META een ne 7 Chapter 2 Introduction a aa 9 General formation vaser are 9 Vers ONS 10 SO MID O 11 Chapter 3 Installation and connection 13 installing the detectors u 13 Elecifical COMMECION 15 Chapter 4 Powering up and use 21 Mc E 21 22018 analog oe 22 Chapter 5 Maintenance
18. air flow water splash etc Detectors should always be located in an easily accessible location for maintenance purposes Special accessories may be necessary to protect the equipment against any liquid projectiles dust direct sunlight or low temperatures in the area 3 Installation and connection 13 Mechanical installation CTX 300 136 Figure 4 overall dimensions of the CTX 300 102 Figure 5 drilling diagram for wall mounting view of the side flatten onto the ceiling 14 CTX 300 User manual 2 3 Figure 6 ceiling mounting with brace The fixing drawing is identical to this of the wall mount Ref Qty Description Code Material 1 1 Brace 6132380 Stainless 2 4 Washer 25 6905518 Stainless 3 4 Screw CHC LI2 6902218 Stainless Electrical connections Wiring specifications If needed consult the grounding instructions for Oldham instruments and related connection materials in Annex 1 Connections for the various types of sensors CTX 300 TOX OX CTX 300 TOX OX CTX 300 SC CO 2 with display without display without display Output signal 4 20 mA 4 20 mA 4 20 mA Active wires 3 2 3 Cable entry 1x6 11 mm 1x6 11 mm 1x6 11 mm 3 Installation and connection 15 Connection of a 3 wire sensor to an Oldham control unit Wire Terminal number V DC power supply 3 DC power supply masse 0 2 Output signal 1 Control unit Detector Figure 7 connection of a
19. amona 1 WA 105 02 PAN User manual Figure 47 CTX 300 infrared 50 volume overview 300 60 61 63 QE T OLDHAM The Fixed Gas Detection Experts EUROPEAN PLANT AND OFFICES Z Est rue Orfila CS 20417 62027 Arras Cedex FRANCE T l 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
20. curacies In the client s interest Oldham reserves the right to modify the technical characteristics of its equipment to increase their performance without prior notice The present instructions and their content are the inalienable property of Oldham Symbols used Icon Significance This symbol indicates useful additional information AL This symbol indicates This equipment must be connected to ground This symbol indicates Protective earth terminal A cable of the adequate diameter must be connected to ground and to the terminal having this symbol 1 General information 5 This symbol indicates You must refer to the instructions This symbol indicates Warning In the present mode of use failure to adhere to the instructions preceded by this symbol can result in a risk of electric shock and or death European Union and EEA only This symbol indicates that this product must not be discarded with household waste as per the EEA directive 2002 96 EC and your own national regulations This product must be disposed of at a collection point that is reserved for this purpose for example an official site for the collection of electrical and electronic equipment EEE in view of their recycling or a point of exchange for authorized products that is accessible when you acquire a new product of the same type Any deviation as regards these recommendations for the disposal of this type of waste can have negative
21. effects on the environment and public health as these electric and electronic products generally contain substances that can be dangerous Your full cooperation in the proper disposal of this product promotes a better use of natural resources Safety instructions Labels intended to remind you of the principal precautions of use have been placed on the unit in the form of pictograms These labels are considered an integral part of the unit If a label falls off or becomes illegible please ensure it is replaced The significance of the labels is detailed below personnel according to the instructions of the manufacturer and the standards of the competent authorities Failure to adhere to the instructions can have serious consequences on the safety of persons Please be extremely rigorous as regards electricity and assembly coupling network connections The installation and electrical connections must be carried out by qualified Important information The modification of the material and the use of parts of an unspecified origin shall entail the cancellation of any form of warranty The use of the unit has been projected for the applications specified in the technical characteristics Exceeding the indicated values cannot in any case be authorized 6 CTX 300 User manual Liability limits Neither Oldham nor any other associated company under any circumstances can be held liable for any damage including without limitation
22. f test gas Figure 28 case CTX 300 02 without display screen nor LED See paragraph 2 case CTX 300 without display on page 26 Proceed only with adjusting sensitivity rep 1 by injection of test gas Signal value mV 1600 mV for full scale means 30 1115 20 9 mV for 0 Note the signal sent from the CTX300 toxic or oxygen sensor to the control unit can be measured on the main circuit by connecting a millivoltmeter to the pins designed for this purpose Figure 30 400 mV corresponds to 4 mA 2000 mV corresponds to 20 mA CTX 300 User manual Figure 30 300 calibration for Semiconductor This is a Semiconductor type sensor Flip the switch rep 1 into the CAL position Ensure that the sensor is in clean air otherwise inject synthetic air into it using the calibration kit and referring to the recommendations below Important to correctly calibrate a sensor equipped with semi conductor cell use of a humidifier kit code 6335919 is MANDATORY Using the humidifier kit Lift the lid ref A and using a washbottle moisten the filter without saturating it with distilled water Replace the lid and check that all parts are properly assembled and that the assembly is fully airtight Adjust the flow rate to 60 I h and wait 10 minutes until the humidifier is fully purged Apply the gas introduction pipe ref C to the nose of the
23. n the display circuit to its original position and replace the cover Figure 13 18 CTX 300 User manual 300 without display m Unscrew the 4 screws ref 1 Remove the cover rep 2 300 m Proceed to wire the sensor according to the terminal location Figure 14 3 Installation and connection 19 20 CTX 300 User manual Chapter 4 Powering and use Powering up m The sensor turns on when connected to a power supply the sensor has a display the green LED will be lit ref 2 and a value will appear on the display screen ref 1 Figure 15 In case of a problem that maintenance switch ref 1 located on the main circuit is in the MES measure position ue Figure 16 300 circuit board Figure 17 CTX 300 SC main circuit board 4 Powering up and use 21 Figure 18 300 main circuit board This card does is not equipped with a MES CAL switch 4 20 mA analog output For CTX 300 sensors except for the sensor the 4 20 output current 15 proportional to the gas level Notes The sensor can be equipped with a linearization board MX 15 and MX 32 control units that integrate with the linearization of the sensor are available upon request The MX 62 integrates with the linearization of sensors The various states of the 4 20 mA output are
24. ng text describes the steps necessary to adjust the transmitter first calibration m Adjustment if the current loop of the output signal has an impedance of 500 ohms the power supply should never fall below 23 V DC Inject nitrogen at a rate of 30 I h On the X1 terminal board place an ammeter between terminals 1 and 20 With the potentiometer Z adjust the current to 4 mA With the ammeter still connected inject the test gas at a rate of 60 I h Adjust the sensitivity with the potentiometer S Refer to the paragraph Calibration curves on page 32 for sensors without linearization cards If this fails flip the J2 jumper and begin again Figure 35 CTX 300 detector delivered before July 2015 5 Maintenance 31 CTX 300 CO linearization card f you use a linearization card the connection is the following Terminal A Central terminal number 2 GND 1 3 24V 1 1 out Terminal B Central terminal number In lout GND GND 24V 24V Figure 36 Calibration curves The following pages present the calibration curves that means the output signal of different CO gt IR transmitters CO sensor 0 1 scale sensor 0 5 scale CO sensor 0 10 9 scale sensor 0 50 scale 32 300 User manual lt E 5 1000 2000 3000 4000 5000 6000 7000 8000 9000 10000 Concentration ppm
25. ors 6313544 Sensor for R134A R11 R23 R143A R404A R507 R410A R32 R407C R408A 6313545 Sensor for methyl chloride methylene chloride 6313546 Sensor for solvents 6313547 Sensor for R22 R12 6313464 Sensor for VOC Replacement parts 6451396 Motherboard 6143502 PG9 cable gland 42 CTX 300 User manual 5 CTX 300 CO sensors1 P N 6147868 6451618 6351233 6799188 6451612 6451611 6451610 6815923 6851919 6143502 Description Picture Motherboard Linearization card Gas introduction device u Replacement sensors CO 0 1 95 sensor 0 5 or 0 10 sensor 0 50 sensor Replacement parts Localization sticker Self adhesive front panel PG9 cable gland CTX 300 CO2 detector delivered before July 2015 6 Spare parts 43 44 CTX 300 User manual Chapter 7 Certification The following page reproduces the EC declaration of conformity 7 Certification 45 DECLARATION DE CONSTRUCTEUR OLDHAM Manufacturer dagion of Conformity Oldham AS 52000 Arras France ateste que ks Campy Mham AS S000 bos France decires Battle D tecteurs de gaz 300 Gar Detectors 100 sant canform es exigences des Die EXropeermes summaries cong with Re requirements of ie Bursa Directies Fhe me EMC 20087 ER ELECTROMAGNETIC COMPATIBILITY
26. r sensor absorption Type of sensor Pre calibrated Pre calibrated Removable Removable pack removable removable sensor pack sensor pack sensor pack sensor pack not pre Infrared 2 0 30 scale or calibrated column not 0 100 pre calibrated volume Options With display With display Certification None None None None 1 Specific to each gas 2 Choice between several scales CTX 300 detector delivered before July 2015 2 Introduction 11 12 CTX 300 User manual Chapter 3 Installation and connection Installing the detectors Layout While the measuring sensor is always located on the underside of the detector several factors determine where the detector should be located m Ifthe gas being measured is lighter than the air place the detector near the ceiling m If the gas is heavier than the air and Freons for example place the detector close to the floor m Near offtake points a Generally in locations where gas may accumulate taking into consideration both The effects of temperature The outside winds direction Determining the best sensor location Factors to consider when determining the best placement for the detector are m Potential sources for vapor and gas emissions Characteristics of gases and vapors density m Air circulation Inside mechanical or natural ventilation Outside wind direction and velocity m Effects of temperature m Local constraints
27. s damages for loss or interruption of manufacture loss of information defect of the MX 43 control unit injuries loss of time financial or material loss or any direct or indirect consequence of loss occurring in the context of the use or impossibility of use of the product even in the event that Oldham has been informed of such damage 1 General information 7 8 CTX 300 User manual Chapter 2 Introduction General Information CTX300 gas detectors are designed to measure toxic gases or vapors and oxygen With robust materials a specifically adapted design appropriate accessories stainless bolts and a polyamide case IP54 CTX 300 detectors are designed to withstand the roughest conditions Figure 1 overview of a CTX 300 with display left and without display right 2 Introduction 9 CTX300 CO versions the case of a CTX 300 for the CO2 detection this manual can only be used for devices delivered before July 2015 P N 6514879 P N 6314124 P N 6514880 P N 6514881 6514882 Figure 2 CTX 300 CO2 detector Figure 3 CTX 300 CO2 detector delivered before July 2015 delivered since July 2015 10 300 User manual Composition Sensor type CTX 300 Semi Gases Common toxic Oxygen Combustible detected gases detected gas Solvents Some Freons Detection Electrochemical Electrochemical Semiconductor Infrared method sensors 1 senso
28. sensor and wait at least five minutes for the measurement to stabilize Note the sensor must be powered for at least two hours before any adjustment can be made Figure 31 To detector C Gas input Filter i A Lid Z D Cristal tubes Length 0 5 m To standard gas cylinder gas input Figure 32 the humidifier kit 5 Maintenance 29 30 Connect a voltmeter as indicated and adjust using potentiometer 5 ref 1 The output signal must be equal to 880 mV Next inject the calibration gas at a flow rate of 30 refer to paragraph Indications for calibrating the CTX 300 SC on page 53 Wait for the signal to stabilize and adjust the signal with the sensitivity potentiometer p6 ref 2 The output signal should be Figure 33 880 mV 3520 mV x Cal gas concentration Sensor measurement range Example Sensor measure Output signal of full range mV 0 880 50 2 640 100 4 400 Stop injecting the calibration gas Verify that the reading returns to zero 880 mV If it does not repeat the entire procedure Calibration is complete Flip the switch ref 1 into MES Measure position 300 User manual Figure 34 E _ i 0711 300 CO calibration This is Carbone dioxide type sensor Warning the sensor should be turned on for 15 minutes before adjustments are made The followi
29. t and the display screen shows the measurement level Figure 20 24 CTX 300 User manual Flip the maintenance switch ref 1 into the CAL calibration position the yellow light Figure 20 ref 2 will be lit and the sensor will send a2 mA current to the control unit Maintenance mode Verify that the sensor is located in a clean air environment If not inject synthetic air at a flow rate of 30 I h Wait for the measurement to stabilize displayed on screen and adjust the by using the ZERO potentiometer located on the sensor pack ref 2 Inject the recommended calibration gas at a flow rate of 30 Wait for the measurement to stabilize Adjust the sensitivity by using the sensitivity potentiometer located on the sensor pack rep 1 Stop injecting the calibration gas Remove the gas injection pipe then wait and verify that the signal returns to zero Repeat procedure if it does not Flip the maintenance switch rep 1 into the MES measure position The yellow light will turn off Figure 20 rep 2 Calibration is complete Mi Figure 21 Figure 22 Figure 23 5 Maintenance 25 2 9 case CTX 300 without display except for 02 SC and 002 The sensor is operating Flip the maintenance switch ref 1 into the CAL calibration position the sensor will send a 2 mA current to the control unit Maintenance mode Miu c m Verify that the sensor
30. tions Calibration consists of adjusting the zero of the clean air sensor and adjusting sensitivity with a test gas Adjustments are made at the sensor level Equipment needed to calibrate the detector correctly Flexible plastic tubing Figure 19 ref 2 Manometer and regulator valve for the compressed gas cylinders rep 3 Oto 60 flow meter if the cylinder is not equipped with one m Calibration pipe ref 1 which may vary depending on the nature of the gas see pages 39 and following m Test gas cylinder ref 4 5 Maintenance 23 T og ON 1 2 3 E Figure 19 sensor calibration assembly Zero adjustment should be performed in a gas and vapor free area If this is not possible synthetic bottled air can be injected at a rate of 60 l h Use a bottle of test gas to adjust sensor sensitivity concentration close to the alarm threshold or corresponding to 3096 of the measurement range at a minimum The recommended rate is 60 l h Note when dealing with dangerous gases you MUST consult a specialized Oldham technician or use another sensor pack recently pre calibrated at a factory The detector should be calibrated using the intended flow rate The actual concentration of gas may be underestimated if the detector was calibrated with too high of a flow rate CTX 300 calibration 1 case CTX 300 with display excluding 02 sensor is operating the green light ref 1 is li

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