CTX 300 - Oldham
Contents
1. 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 com2. 300 User manual 2 3 Figure 4 ceiling mounting with a 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 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 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 13 Connection of a 3 wire sensor to an Oldham control unit Wire Terminal number V DC power supply 3 V DC power supply masse 0 V 2 Output signal 1 Control unit Detector Figure 5 connection of a 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 6 connection of a 2 wire sensor to an Oldham control unit 14 CTX 300 User manual Connection of a 3 wire CTX300 sensor to a non OLDHAM control unit with an internal power supply Other control unit 3 Detector Figure 7 Connection of a 3 wire CTX3
3. to 50 20 C to 50 20 to 50 20 C to 60 20 C to 55 20 C to 55 20 C to 55 20 C to 55 20 C to 55 20 C to 55 20 C to 55 20 C to 55 20 to 55 20 C to 55 C 20 to 55 C Relative humidity 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 15 relative to alarm threshold Life span in 36 36 36 36 36 36 36 36 36 T 50 40 20 20 40 20 20 20 20 30 30 30 30 30 30 30 30 30 20 20 seconds 41 42 CTX 300 User manual Chapter 9 Annex Indications for calibrating the CTX 300 SC This information relates to the CTX 300 semiconductor P N 6313545 6313546 6313547 6313544 Gas types Methyl Chloride Methylene chloride Trichloroethylene Toluene Xylene 2 Ethanol C gt HsOH Freon R12 Freon R22 Freon R134A Freon R11 Freon R23 Measurement range 500 ppm 500 ppm 500 ppm 2 000 ppm 2 000 ppm 5 000 ppm 1 volume 2000 ppm 2000 p
4. 00 sensor to a non OLDHAM control unit R Maximal load 200 0 A Power supply 15 lt 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 8 Connection of a 2 wire 4 20mA sensor to a non Oldham control unit A Power supply 15 VCC 32V I max 30 mA 3 Installation and connection 15 Operating mode CTX300 with display Remove the 4 screws ref 1 CTX 300 m Remove the cover ref 2 Figure 9 Completely remove the screw ref 4 Unscrew the screw a few turns 1 ref 3 133222224 544542002 Turn the display circuit as shown ref 5 Connect the cable ref 6 to the connector Refer paragraph Connections for the various types of sensors on page 13 m Return the display circuit to its original position and replace the cover Figure 11 16 CTX 300 User manual CTX 300 without display m Unscrew the 4 screws ref 1 Remove the cover rep 2 CTX 300 m Proceed to wire the sensor according to the terminal location Figure 12 3 Installation and connection 17 18 CTX 300 User manual Chapter 4 Powering up and use Powering up The sensor turns on when connected to a power supply CTX 300 m If the sensor has a display the green LED will be lit ref 2 and a val
5. 045 Spallersaeker 1571 Iran Okham 544 CHETIFTE 1 417 Global Director of Prodact gerent rnm EM ditd LET 10 ind b 7 Certification 37 38 CTX 300 User manual Chapter 8 Technical specifications Enclosure Function Display Indicator lights Link Cable entry Power supply Power consumption Operating temperature Sealing Weight Dimensions Certification EMC Impedance Polycarbonate housing Detector transmitter Highly visible backlight display unit optional gas dependent In operation green color on CTX 300 3 wire Failure maintenance yellow color 2 wires shielded CTX 300 without display unit 3 wires shielded LiYCY Typ CTX 300 with display unit or semiconductor versions PG9 cable gland outer diameter 6 to 11 mm 15 to 32 V DC CTX 300 without display unit 27 mA CTX 300 with display unit 110 mA semiconductor versions 100mA 40 C to 50 C 40 F to 122 F sensor dependent IP 54 NEMA amp 38 5209 130 x 136 x 69 I x h x d in mm 5 12 x 5 35 x 2 72 CCSA Class 4812 10 Signal Appliances Detectors CSAUS Class 4812 86 Signal Appliances Miscellaneous Type 1 according to EN 50270 06 32 ohms max loop for CTX 300 with display unit and for solid states and CO sensor versions 128 ohms max loop for CTX 300 without d
6. 52 6313653 6313654 6313655 6313656 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 He 100 ppm sensor pack CTX 300 HCL 30 ppm sensor pack CTX 300 HCL 100 ppm sensor pack CTX 300 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 Os 1 ppm sensor pack CTX 300 PHs 1 ppm sensor pack CTX 300 1000 ppm sensor pack CTX 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 33 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 H
7. ONSTRUCTEUR The company Oldham 5 8 5 21 Est 62000 Aras France declares that following materials intende d for halog enated refig erant duid detection Gas detectors 10 4 300 complw with the requirements of the European standard EN 14524 Ferformanc es of portable leak detectors ar atmosphere coriralerz d halogenated refrigerant fluids 11 1 81 0 Cor folk g avse tee sen ppm R13 a Wm qm e az Ell br 1 P1343 Wax im um rfi threshold Ri34a darig 305 ort bes or ze ws Mhim vm tirezial 2010 ppm 1 343 Mim vm time detect tie Due far 255 ppm 21348 tme me BEE tai 160s aTe life ction of 1000 21343 H el For more information about installation commissioning or practices please refertothe user manual ofthe manutacturer Note 2 Local regulation may 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 87011 3886 dated fom 2011 Aprl 13 deus 2 dr 2
8. 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 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 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 3 3 2 1 5 12 18 12 12 24 18 36 seconds lt 20 50 40 40 40 50 50 40 Methyl chloride Toluene Trichloroethylen e Xylene Ethanol R12 R22 R123 H134a R11 R23 R143a R404a R507 R410a R32 i rm gt Electrochemical SC Semiconductor Range ppm 500 500 2000 500 500 2000 500 5000 10000 2000 2000 2000 10000 10000 2000 2000 2000 1000 1000 Operating temperature 20 C to 60 20 to 50 20 C to 50 20 C to 60 20
9. SENSOR nn RE DM 29 BJE ca rande 29 Chapter 6 Spare parts aust 31 CTX COX 300 toxic or oxygen sensors 31 CSC 300 semiconductor sensorS unneeeennnnneeesnnnnnnnnnnnnennnnnnnnnnnnnnnnennnnnnnnnn 34 Chapter 7 Certification 35 Chapter 8 Technical specifications 39 Contents 3 Chapter 9 Annex Indications for calibrating the CTX 300 SC CTX 300 overview 4 CTX 300 User manual 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 i
10. User manual C TX 300 Analogic Gas Detector mee OLDHAM Revision L 0 07 2015 The Fixed Gas Detection Experts 2 Copyright 2015 by Oldham S A S July 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 MANN 5 SYMbOIS US CO M TE 5 SAID ner 6 important a 6 META ete ne 7 Chapter2 Introduction ae 9 General _ __ 9 SOMO ea 10 Chapter 3 Installation and connection 11 Iistallirg the detectors 11 connections yere aa O a 13 Chapter 4 Powering up and use 19 POMMES iz 19 42018 analog 20 Chapter 5 Maintenance 21 21
11. 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 Recommendations 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 m Flexible plastic tubing Figure 16 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 31 and following m Test gas cylinder ref 4 5 Maintenance 21 CTX 300 T ON 1 2 3 E Figure 16 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 rat
12. ation 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 If the 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 Local constraints 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 11 Mechanical installation CTX 300 136 Figure 2 overall dimensions of the CTX 300 102 Figure 3 drilling diagram for wall mounting view of the side flatten onto the ceiling 12 CTX
13. e 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 the MES Measure position CTX 300 User manual Figure 31 E _ tee i 0711 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 29 30 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 sensor
14. e 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 17 case CTX 300 with display excluding The sensor is operating the green light ref 1 is lit and the display screen shows the measurement level Figure 17 22 CTX 300 User manual Flip the maintenance switch ref 1 into the CAL calibration position the yellow light Figure 17 ref 2 will be lit and the sensor will send a 2 mA current to the control unit Maintenance mode Verify that the sensor is located in a clean air environment not inject synthetic air at a flow rate of 30 l h Wait for the measurement to stabilize displayed on screen and adjust the zero 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
15. emi 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 and wait 10 minutes until the humidifier is fully purged Apply the gas introduction pipe ref C to the nose of the 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 To detector C Gas input ipe B Filter zd A Lid Z D Cristal tubes Length 0 5 m To standard gas cylinder gas input Figure 29 the humidifier kit 5 Maintenance 27 28 Connect a voltmeter as indicated and adjust using potentiometer p5 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 43 Wait for the signal to stabilize and adjust the signal with the sensitivity potentiometer p6 ref 2 The output signal should be Figure 30 880 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 th
16. into the MES measure position The yellow light will turn off Figure 17 rep 2 Calibration is complete Mi rue Figure 18 Figure 19 Figure 20 5 Maintenance 23 2 case CTX 300 without display except for et SC The sensor is operating m 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 6451465 g 13970TM m Verify that the sensor is located in a clean air environment Use the calibration and follow recommendations m Connect voltmeter to the AF and AF terminals caliber mV DC Figure 22 Wait for the signal to stabilize and adjust the zero by using the ZERO potentiometer located on the sensor pack Figure 23 ref 2 The output signal should be 0 mV Now inject the recommended test gas at flow rate of 30 Use the calibration and follow recommendations Wait until the signal has stabilized Figure 23 Read the mV value on the voltmeter Figure 22 with the full scale at 1600 mV Calculate the value to be read as a function of your test gas 24 CTX 300 User manual Adjust the displayed value using the potentiometer Figure 23 rep 1 Example CO sensor Scale 0 300 ppm Standard gas concentration 100 ppm Heading 533 mV Shut off the calibration gas injection Withdraw the gas injection pipe Then wai
17. ions 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 Chapter2 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 Composition Sensor type CTX 300 Toxic Oxygen Gases Common toxic Oxygen Combustible gas detected gases detected Solvents Some Freons Detection Electrochemical Electrochemical Semiconductor method sensors 1 sensor sensor Type of sensor Pre calibrated Pre calibrated Removable sensor pack removable sensor removable sensor pack not pre pack 2 pack calibrated 0 30 scale or 0 100 volume Options With display With display Certification None None None 1 Specific to each gas 2 Choice between several scales 10 CTX 300 User manual Chapter 3 Install
18. isplay unit 8 Technical specifications 39 O2 CO HS NO NO SO Cb Ho HCI NH3 ETO HF Os PHs ASH CIO COCL Methylene chloride 40 CTX 300 User manual i rm gt Range ppm 30 0 30 0 100 100 300 1000 1 00 10 0 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 1 00 1 00 3 00 3 00 500 Operating temperature 20 to 50 40 to 50 59 to 40 C 20 C to 50 20 C to 50 20 C to 50 20 C to 50 20 C to 50 20 C to 50 20 C to 50 20 C to 50 20 C to 50 20 C to 50 20 C to 50 20 C to 50 20 C to 50 20 C to 50 20 C to 50 20 C to 50 20 C to 50 20 C to 50 20 C to 50 20 C to 50 20 C to 50 20 C to 50 20 C to 50 20 C to 40 40 C to 40 20 C to 40 20 C to 40 20 to 50 10 C to 30 20 C to 50 20 to 50 20 to 50 20 to 50 20 C to 40 20 C to 55 humidity 10 to 95 RH 10 95 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
19. naccuracies 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 negati
20. pm 1 volume 1 volume After sale service standard gas 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 25ppm 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 0 596 CH4 2000ppm 500ppm 0 5 CH4 overscale 0 596 CH4 2800ppm 800ppm 9 Annex 43 CTX 300 overview E ul gt TR LE 3 dm i CTX 300 User manual Figure 32 CTX 300 with sensor pack and display overview 44 Figure 33 CTX 300 overview 9 Annex 45 due 10 svor sad duo 94 0000120 P s0 pu0 p JNVES M Tar m iab 1 VS 390804 MYNGIO Pini der 0 21192 32240 394309 to n Ant in gt SM RSS 21 ans 3101132 10823 22119 T N SF x LY 2 Sz 2 3 aa rl Q 10760780 15530 OJ g 311393 ER 107 21192 29240 39409 91 JMS qWI2 35101391 3 29119 300 User manual Figure 34 CTX 300 semiconductor overview 46 47 QE T
21. s P N Description Picture 6147868 CTX 300 tool kit 6322420 Mounting brace and bolts CTX 300 ceiling mount 6323607 Gas collector s 6331141 Gas introduction device for explosible gases and other toxic gases 6 Spare parts 31 P N Description Picture 6327906 Device for remote gas introduction 6335953 Replacement filter PTFE protector filter d Pre calibrated oxygen sensor pack 6313C2A CTX 300 0 30 vol sensor pack 2years 6313C5A CTX 300 0 30 vol sensor pack byears 6313660 CTX 300 0 100 96 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 196 vol sensor pack 6313632 CTX 300 CO 1096 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 NO 10 ppm sensor pack 6313640 CTX 300 NO 30 ppm sensor pack 6314001 CTX 300 NO 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 32 CTX 300 User manual P N 6313649 6313650 6313651 63136
22. t 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 24 6451465 g 1307917 5 25 CTX 300 calibration for O2 This sensor is an Oxygen type 1 case CTX 300 O2 with display ond 26 See paragraph 1 case CTX 300 with display on page 22 Proceed only with adjusting sensitivity rep 1 by injection of test gas Figure 25 case CTX 300 O2 without display screen nor LED See paragraph 2 case CTX 300 without display on page 24 Proceed only with adjusting sensitivity rep 1 by injection of test gas Signal value mV 1600 mV for full scale means 30 96 1115 mV for 20 9 96 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 millivoltmeter to the pins designed for this purpose Figure 27 400 mV corresponds to 4 mA 2000 mV corresponds to 20 mA CTX 300 User manual Figure 27 CTX 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 s
23. ue will 2 appear on the display screen ref 1 Figure 13 In case of a problem verify that the maintenance switch ref 1 located on the main circuit is in the MES measure position ER 11 ME Figure 14 CTX 300 circuit board Figure 15 CTX 300 SC main circuit board 4 Powering upand use 19 4 20 mA analog output For CTX 300 sensors the 4 20 mA output current is proportional to the gas level The various states of the 4 20 mA output are a lt 1m Ato indicate a fault a 2 mA in Calibration position except for the sensor that does not have calibration function m Between 4 and 20 mA for measurement values gt 20 if levels exceed measurement range 20 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
24. umidifier filter Replacement sensors 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 34 CTX 300 User manual 4 5 Chapter 7 Certification The following page reproduces the EC declaration of conformity 7 Certification 35 DECLARATION DE CONSTRUCTEUR OLDHAM Manufacturer dagion of Conformity Oldham AS 52000 Arras France ateste que ks Te Campy Mham 5 45 S000 bos France decires fut the D tecteurs de gaz 300 Gas Detectors 100 sant canform es exigences des Die EXropeermes sunde cong with Re requirements of ie Bursa Directies Fhe me EMC 20087 ER ELECTROMAGNETIC COMPATIBILITY Horne hamnank esapplip es EN 50270 06 far type 1 CEM ppare de d tectian de Feed sed am Bed Standards E Eli s forthe detection gf en fe SE Michel Spellemaeker r Okham SAS Global D rector of Prodact 2 EXT ul Dare ARRAS Cdo FRANCE poe E Td 59015 21 nin 20 20 CERTIFI m rarer 7 3E b 36 CTX 300 User manual L DHAM DECLARATION DE C
25. ve 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 limitat
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