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IR 29 Reference Manual

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1. BVS 09 ATEX E 135X a 15 1 Gegenstand und Typ n Transmitter Typ IR29 L Der Transmitter Typ IR29 wird nur noch nach den im zugeh rigen Pr fprotokoll aufgef Pr fungsunterlagen gefertigt und erh lt dann die Benennung Typ IR29 i oder Typ IR29 Di Details siehe Tabelle Typ Kennzeichnung Anschlussvariante Funktionalit t IR29 i Il 1G Ex ia IIC T4 Ga 4 20 mA eigensicher IR29 Di ll 1G Ex ia IIC T4 Ga 4 20 mA eigensicher mit Display A A 152 Beschreibung toxischen und brennbaren Gasen IR Sensor unter red 0 patant Die elektronische Schaltung der Transmitter befindet sich auf Isolierstoffplatten die ni Metall Kunststoffgehause gesichert befestigt sind Die Isolierstoffplatten sind teilwei Der Anschluss des eigensicheren Versorgungsstromkreises und des eigensicheren stromkreises 4 20 mA erfolgt ber Klemmen Die Transmitter verfugen zusatzlich Uber einen 4 poligen Steckverbinder an dem ausse diha das Bediengerat Typ RC2 BVS 04 ATEX E212 zur Parametrierung angeschlosse MAN Die Transmitter sind zum Einsatz in einem Umgebungstemperaturbereich von A C geeignet 15 3 Kenngr en 15 3 1 Eigensicherer Versorgungsstromkreis Anschluss ber Klemmen XI und Maximale Eingangsspannung Ui Maximale innere Kapazitat C Maximale innere Induktivit t Li 15 3 2 Eigensicherer Signalstromkreis 4 20 mA Anschluss ber Klemmen X3 und X4 j Maximale Eingangsspannung Uj DC f 3
2. shown on the display in seconds The measuring mode is automatically activated after the warm up phase If a device error is detected during the start up phase the IR 29 transmitter switches to error mode The current interface is set to 1 2mA an error message is shown on the display of the transmitter if available or via the RC 2 remote control see Displaying special statuses and malfunctions The fault LED is permanently lit The display lighting additionally flashes with display versions Note Initial commissioning demands adjustment of the zero point AutoCal ZERO after the warm up phase and a subsequent sensitivity test as well as possible adjustment AutoCal SPAN Measuring mode Measurement of the gas concentration occurs continuously Functions of the electronics system such as parameter memory or the sensor function are monitored permanently In trouble free measuring mode the green operation LED lights up the orange fault LED is off The currently measured value is shown if the transmitter is equipped with a display The measured value display at a connected RC 2 remote control is identical When using an IR 29 without a display the display of the RC 2 remote control changes from gas concentration to gas unit and type of gas at one minute intervals When using an IR 29 with a graphical display a pending measured value gt 0 is shown as a bar graph which always displays the current measured value in addition to th
3. IIC T6 Ga 20 C lt Ta lt 55 C The button assignment of the RC 3 can be shown on the display of the device by briefly pressing the central button central button Quit Menu left button right button Test Info a Zero lt 74 Span The receiver software only responds to activations gt 0 6 sec to avoid unintentional or incorrect operation Channel coding The RC 3 has been coded to channel 16 from the factory Each IR 29 transmitter can be operated with this code If desired channels 1 15 can be coded in the RC 3 from the factory The IR 29 transmitter must be set to the same channel This can be carried out by the user and is reversible This ensures the grouping of devices which can only be operated with a separate channel The RC 2 remote control is not influenced by these settings 36 Changing batteries The Caution Never open the device in potentially explosive atmospheres to change the lithium battery When inserting the new lithium batteries always observe their polarity These batteries should only be obtained from the manufacturer GfG Instrumentation Internal monitoring ensures that only batteries which meet the demands of the Type Examination are used The battery type is VARTA CR 2430 Technical data Type designation RC 3 Climatic conditions For operation 20 55 C 5 95 Yo RH 700 1300 hPa Power supply Lithium battery type VARTA CR 2430 U 3V C 280 mAh Pr
4. RAM failed The signal level is insufficient for a precise measurement lt 80 Output error of the current interface Replace the device Restart the device If the error message is shown again replace the device System error 118 check voltage supply Err 118 Voltage supply lt 12 V measuring mode not possible Check and reset the voltage supply Fault messages of the sensor CPU Bee Display Sines Grange Off SenCPU error 120 main memory defective Err 120 1 2 mA Cause Error while accessing RAM SenCPU error 121 prog memory defective ADU error 122 error temperature measurement ADU error 123 stuck at i23 Err 1 2 MA Error while accessing ROM Error A D converter temperature measurement NTC AD converter Multiplexer or AD converter defective ADU error 124 overrange Err 24 AD converter Measured value too large ADU error 125 underrange 125 Er AD converter Measured value too small 23 Note Explanation Restart the system If the error remains replace the device Displays in measuring mode Green LED Display Cause Note Explanation 201 on 1111 permanent me permanent No Orange Current LED 203 Measured value alternating with 1111 Measured value alternating with m The gas concentration has considerably
5. exceeded the measuring range 112 5 of the measuring range The gas concentration has exceeded the measuring range 100 112 5 of the measuring range Minimise the gas concentration 207 Check voltage supply CHEC SUPP Precautionary warning message The voltage supply is not within the required range Check and reset the voltage supply O O 20 22 mA O O n ff ff ff off 2 8 4 MA u 7 Double 4 20 mA pulses 209 Measured value 210 On Measured value Wt permanent permanent Low signal level 10 r Lau Notes Trouble free measuring mode Underrange signa 7 5 0 0 of the measuring Underrange signal lt 7 5 of the measuring range Reference signal in the range 80 85 of the original signal Zero point offset might be necessary Zero point offset is necessary Check the optics for soiling otherwise replace the device In measuring mode the messages listed in the second column are shown alternating with the measured value The display described under No 207 represents a precautionary warning message The transmitter remains in measuring mode and the operator does not need to react immediately The statuses described under No 203 and No 210 refer to the extension of the evaluation of the output signal 4 20 mA to 2 8 22 mA in order to display deviations while taking into account the tolerances in the
6. must take place with a line cross section of 4 mm For service tasks only the RC 2 remote control BVS 04 ATEX E 212 should be connected to the transmitter or the RC 3 remote control BVS 08 ATEX E 006 in conjunction with an integrated display should be used at the transmitter The RC 2 remote control and the IR RC 3 remote control can be used in potentially explosive atmospheres Settings of the zero point and display sensitivity adjustment can be executed directly at the optionally integrated display at the IR 29 transmitter and the RC 3 remote control or with the connected RC 2 remote control 0 5m The buttons and functions of the RC 2 remote control are identical to those of the IR RC 3 remote control Output in the transmitter display takes place in plain text format output in the remote control RC 2 display occurs in abbreviated form Using the RC 2 or RC 3 Remote Control Control buttons The functions of the buttons at the RC 2 remote control and the IR RC 3 remote control are identical The designation of the buttons at the RC 3 can be displayed by briefly pressing the central oval button at the display of the IR 29 transmitter Display and LED test using the RC 2 or RC 3 remote control In measuring mode briefly press the button to trigger a display and LED test All the LEDs are subsequently activated for two seconds and all the segments of the display are shown Commission
7. 0 Vv Maximale innere Kapazit t Gi 1 8 nF Maximale innere Induktivit t L vernachlassigbar Der eigensichere Signalstromkreis ist von dem eigensicheren Versorgungsstromkreis bis zu einer Summe der Scheitelwerte der Nennspannungen von 60 V sicher galvanisch getrennt 15 3 3 Eigensichere potentialfreie Optokopplerschnittstelle Anschluss Uber 4 poligen Steckverbinder Nur zur Anschaltung des Bedienger tes Typ RC2 BVS 04 ATEX E212 15 3 4 Umgebungstemperaturbereich 20 C bis 55 C Pr fprotokoll BVS PP 10 2190 EG Stand 27 09 2011 Besondere Bedingungen f r die sichere Anwendung Die Messfunktion f r den Explosionsschutz ist nicht Gegenstand dieser EG Baumusterpr fbescheinigung Seite 2 von 2 zu BVS 09 ATEX E 135 N1 Dieses Zertifikat darf nur vollst ndig und unver ndert weiterverbreitet werden DEKRA EXAM GmbH Dinnendahlstra e 9 44809 Bochum Telefon 49 234 3696 105 Telefax 49 234 3696 110 zs exam dekra com 42 EG Konformit tserkl rung GfG Gesellschaft fur Ger tebau mbH Kl nr asirasse 95 44143 Dortmund IR29 i IR29 Di a wpe MIT E Mail infaf gfg mtn cam Kr Ge sMessur g gs Erslelll 03 08 2010 Gene OF 0B 2012 wag bir 2A Die GAS Gesellschaft f r Geritebay mbH entwickelt produziert und vertreibt Gassensaren und Gaswarnanlagen unter Anwendung eines GQualitdtsmanagementsystems nach DIN FN ISO 9001 Uberwacht wird die Produktion von elektrischen Betrlebsmitteln der Ger tegreppen I und Il Kate
8. 2 5 LEL tso lt 20 sec too lt 40 sec C3Hg Pressure 70 130 kPa lt 0 07 Yo 1 6 Yo of the C3Hs display per 1 Yo pressure change compensated uncompensated relating to 100 kPa 0 95 Yo RH max 2 0 Yo LEL or 15 Yo of the displa Temperature 20 50 C max 2 0 Yo LEL or 10 of the displa Cross sensitivities 50 Yo LEL Gas application C3Hs display 0 85 vol C3Hs 50 Yo LEL 2 20 vol Yo CH approx xx LEL 1 15 vol C2H2 approx xx Yo LEL These specifications can vary from sensor to sensor an depend on the gas concentration Expected service life 6 years MK237 1 IR sensor for combustible gases and vapors Measuring range 0 0 100 LEL Resolution 0 5 LEL Tolerance band 2 5 LEL Setting time tso lt 20 sec too lt 50 sec CH4 Pressure 70 130 kPa lt 0 18 Yo 1 4 Yo of the CH display per 1 pressure change compensated uncompensated relating to 100 kPa 0 95 RH max 2 0 LEL or 15 of the displa ing to 0 RH 40 C Temperature 20 50 C max 2 0 LEL or 10 of the displa Cross sensitivities 50 Yo LEL Gas application CH display 0 85 vol C3Hs approx xx Yo LEL 2 20 vol CH4 50 LEL 1 15 vol C2H2 approx xx Yo LEL These specifications may vary from sensor to sensor and depend on the gas concentration Expected service life 6 years 32 Internal parameter memory of the IR 29 transmitter Each IR 29 transmitter is preprogrammed with the data of the most imp
9. 6 Channel coding 36 Changing batteries 37 Technical Data 37 Appendix SB1 SBID 38 Operating instructions 38 Device design 38 Installing electrical connections 38 gt Technical data For your safety This user manual states the intended use of the product according to the manufacturer GfG Instrumentation and intends to prevent accidents and work related injuries It must be read and observed by all persons who operate service maintain and inspect this product This product can serve its intended purpose only if it is operated serviced maintained and inspected according to the instructions given by GfG Instrumentation Inc The warranty provided by GfG Instrumentation will become void if the product is not operated serviced maintained and inspected in accordance with GfG s instructions The above does not affect statements regarding warranties and liabilities in the company GfG s General Terms and Conditions of Sale and Delivery Operating instructions After installation but before commencing operation gas warning systems must be inspected by an expert to ensure they operate correctly and in accordance with national standards commissioning The transmitter has been tested to ensure it is functioning correctly prior to delivery Calibration and adjustment took place with appropriate test or calibration gases This however does not release you from the obligation to commission the transmitter with test or calibrat
10. 9 EC The following applies to SB1 and SBID Certificate BVS 11 ATEX E 164 Certification Il 1 G Ex ia Ga IIC 20 C lt Ta lt 55 C Device design Please refer to the table Technical data for the maximum values of the voltage current and power in the intrinsically safe circuits Uo Io Po as well as the maximum permissible values of the connected capacities and inductances Co und Lo The values listed in the table apply to one of the two barrier branches that must be observed separately relating to PA Observe the current or voltage additions when interconnecting Installing electrical connections Input circuit Only for connection to a non intrinsically safe circuit terminals X1 X2 and X3 witha safety related maximum voltage of Um 253 V AC Output circuit In ignition protection class intrinsically safe Ex ia Ga terminals X4 and X5 Characteristics of the circuits linear see Technical data Signal circuit In ignition protection class intrinsically safe Ex ia Ga terminals X6 and X7 Characteristics of the circuits linear see Technical data Replaceable fuses to the on transmitter 19V DC NG Supply circuit 30V DC enp ks 4 20MA xe Signal circuit 4 20mA 1 38 From the controller unit The transmitter supply module is equipped with three exchangeable pre fuses When replacing the fuses ensure that only fuse type 164050 0 063 IN 63mA from SIBA is used see Techn
11. A and remove the retaining bracket 1 To do so slightly pull apart the ends of the bracket until the lugs are free 2 Remove the transmitter 2 from the mounting bracket Depending on the type the electrical plug in connection is disconnected or the connector must be unplugged manually 3 Unscrew the screws B and lift the top part of the mounting bracket 3 from the bottom part 4 4 Fix the bottom part 4 into position at the site of installation use the oval holes C and the screws provided for this purpose A drilling template is in the appendix to assist in the location of the holes Subsequently feed the line through the cable gland fit the shield and install the single conductors in the terminals X1 X4 see next chapter Re assemble in reverse order steps 3 1 Installing electrical connections The installation of remote measurement cables and the connection of the electrical installation must be carried out by a fully trained and qualified specialist in accordance with relevant regulations Installation must occur with a shielded cable e g Helukabel OZ BL CY 4X1 5 mm2 or Lapp Cables OLFLEX EB CY According to the manufacturer the cables must meet the requirements of DIN EN 60079 14 or IEC 60079 14 section 12 2 2 VDE 0165 Part 1 Furthermore the installed remote measurement cables must be protected mechanically if both intrinsically safe circuits are conducted in one cable This is ne
12. CC via the GMA Bridged to X1 CAUTION Cabling must take place with strands to establish the required bridge X1 X3 Both conductors in X1 must be inserted correctly into a common sufficiently dimensioned wire and ferrule The application of different conductors solid wire and strand is not permitted The application of several solid wires in one wire end ferrule is not permitted 30 Measuring gases and measuring ranges Measuring gas Measuring range measuring ranges MK number default smallest largest Methane 0 100 LEL 20 LEL 100 LEL 242 1 237 1 239 1 244 1 Propane 0 100 LEL 20 LEL 100 LEL 238 1 243 1 239 1 244 1 Acetylene 0 100 LEL 20 Yo LEL 100 LEL 239 1 244 1 Sensor specification MK244 1 IR sensor for combustible gases and vapors Measuring range 0 0 100 LEL Resolution 0 5 LEL Tolerance band 2 5 LEL Setting time tso lt 20 sec too lt 50 sec CH Methane tso lt 20 sec too lt 40 sec C Hs Propane tso 20 sec too S 50 sec CH Pressure 70 130 kPa 0 18 1 4 Yo of the CH display per 1 pressure change relating to compensated uncompensated 100 kPa 0 07 Yo 1 6 Yo of the C3Hs display per 1 pressure change relating to 100 kPa 0 28 Yo 2 6 Yo of the C2H2 display per 1 pressure change relating to 100 kPa 0 95 Yo RH max 2 0 Yo LEL or 15 of the display relating to 0 R
13. H 40 C Temperature 20 50 C max 2 0 Yo LEL or 10 of the display Cross sensitivities Q 50 Yo LEL Gas application CH display C H5 display C2H2 display 0 85 vol C3Hg approx xx LEL 50 Yo LEL approx xX LEL 2 20 vol CH4 50 LEL approx xx LEL approx xx LEL 1 5 vol C2H2 approx xx LEL approx xx LEL 50 LEL These specifications may vary from sensor to sensor and depend on the gas concentration Expected service life 6 years MK243 1 IR sensor for combustible gases and vapors Measuring range 0 0 100 LEL Resolution 0 5 LEL Tolerance band 425 LEL Setting time tso lt 20 sec too lt 40 sec C3Hg Propane Pressure 70 130 kPa lt 0 07 Yo 1 6 Yo of the C3Hs display per 1 Yo pressure change Temperature 20 50 C Cross sensitivities 50 Yo LEL Gas application C3Hs display 0 85 vol CzHa 50 Yo LEL 2 20 vol CH4 approx xx LEL 1 15 vol C2H2 approx xx Yo LEL These specifications can vary from sensor to sensor an depend on the gas concentration Expected service life 6 years 31 MK242 1 IR sensor for combustible gases and vapors Measuring range 0 0 100 LEL Resolution 0 5 LEL Tolerance band 2 5 LEL tso lt 20 sec too lt 50 sec CH4 Pressure 70 130 kPa lt 0 18 1 4 of the CH display per 1 pressure change compensated uncompensated relating to 100 kPa 0 95 RH max 2 0 LEL or 15 of the displa Temperature 20 50 C ma
14. Hit GfG Instrumentation Worldwide IR 29 i Di _ Operation Manual ey Drive Suite 20 Ann Arbor MI 48108 e 800 959 0573 e 734 769 1888 Table of Contents Page For your safety 2 Operating instructions 2 General description 3 Measuring methods 3 Device design 4 Type plate with details of the transmitter version serial number and ATEX certification 4 Site of installation for the transmitter 5 Assembly 5 Installing electrical connections 6 Using the RC 2 or RC 3 Remote Control 8 Commissioning 9 Measuring mode 10 Underrange 10 Overrange 10 Checking and AutoCal setting of the zero point ZERO 13 Checking and AutoCal setting of the sensitivity SPAN 15 Service menu and advanced service menu 16 Layout of the service menu 18 Displays and messages 21 Displaying special statuses and malfunctions 21 Fault messages of the main CPU 22 Fault messages of the sensor CPU 23 Displays in measuring mode 24 Displays in service mode and during adjustment status messages 24 States of the status LEDs and the current output 26 Displays and messages in measuring mode 26 Initial commissioning and servicing 27 Maintenance of fixed gas warning systems 27 Regular functional tests 27 Repairs 27 Parts and accessories 28 Connections and terminal assignment 29 Measuring gases and measuring ranges 31 Sensor specification 31 Internal parameter memory of the IR 29 transmitter 33 Technical data 34 Appendix RC 3 36 Application and purpose 36 Operation 3
15. R 29 display or the RC 2 remote control 1 Press the button for a longer period at least 3 seconds to start activation After activation the current interface supplies 2 0 mA throughout the entire process and the fault LED flashes at slow intervals The following appears on the display Code CODE 2 The numerical access code 0011 or 0055 must be entered this access code should only be used by fully trained staff of the operator Use the and buttons to change the number at the current position and to acknowledge the changes Press the button for a longer period to delete the last acknowledged number 3 After correct entry the expected calibration gas concentration is shown on the display This must be set to the value of the calibration gas printed on the cylinder and acknowledged proceed as described under 2 4 The current measured value and Span SPAN are shown alternately on the display The device subsequently waits for a noticeable increase in the concentration If the measured value remains constant during a defined time interval after a fixed waiting period of 2 min the measured value is accepted for refreshing the sensitivity display Save SAVE The adjustment data has then been saved successfully 5 However the transmitter does not yet return to measuring mode as a still pending concentration of calibration gas could trigger alarms The transmitter remains in adjustment mode until there is a decrease in the gas concentr
16. Richtlin Ergebnisse der Pr fung sind in dem Pr fprotokoll BVS PP 10 2190 EG niedergelegt Die grundlegenden Sicherheits und Gesundheitsanforderungen werden Ubereinstimmung mit SI EN 60079 0 2009 Allgemeine Anforderungen HHH Aji EN 60079 11 2007 Eigensicherheit i f j 1 MAN YI IH EN 60079 26 2007 Betriebsmittel mit Ger teschutzniveau EPL Ga HA DAH IP I HI Falls das Zeichen X hinter der Bescheinigungsnummer steht wird in der pahaba zu dieser Bescheinigung auf besondere Bedingungen fir die sichere Anwendung des Ger 108 hingewiesen Dieser Nachtrag zur EG Baumusterpr fbescheinigung bezieht sich nur auf die Konzaptiah und die Baumusterpr fung der beschriebenen Ger te in bereinstimmung mit der Richtlinie 94 9 EG Fur Herstellung und Inverkehrbringen der Ger te sind weitere Anforderungen der Richtlinie zu erf llen die nicht durch diese Bescheinigung abgedeckt sind Die Kennzeichnung des Gerates muss die folgenden Angaben enthalten Ex 11 1G Ex ia IIC T4 Ga DEKRA EXAM GmbH Bochum den 27 09 2011 LL CALA Zertifizierungsstelle Fachbereich Seite 1 von 2 zu BVS 09 ATEX E 135 N1 Dieses Zertifikat darf nur vollst ndig und unver ndert weiterverbreitet werden DEKRA EXAM GmbH Dinnendahlstra e 9 44809 Bochum Telefon 49 234 3896 105 Telefax 49 234 3696 110 zs exam dekra com 41 13 14 15 16 17 Anlage zum N 1 Nachtrag zur EG Baumusterpr fbescheinigung
17. SC Press the button to acknowledge it The following error messages can occur when setting the zero point Display Comment Fault LED E gas signal is unstable Cal error no 2 CAL Err e The zero point is outside the fast Mashing Cal error no 3 CAL Err 3 EFA tolerance range All error messages must be acknowledged with uz menu After acknowledgement with the unchanged zero point setting the transmitter returns to measuring mode 14 Checking and AutoCal setting of the sensitivity SPAN The RC 2 or RC 3 remote control is required for devices without a display in order to carry out calibration and adjustments Initially check the set calibration gas concentration by pressing briefly The value of the calibration gas concentration must be at least 20 of the measuring range Always observe special safety precautions when handling toxic gases MAC values indicate hazards caused by toxic gases Use the IR 29 calibration adaptor to check and adjust the sensitivity of the display The calibration gas is fed unpressurised through the gas inlet with a volume flow of approx 0 5 1 min The gas concentration can be checked directly on site on the RC 2 display If the display deviates from the calibration gas concentration the sensitivity must be set The sensor must be free from calibration gas reading zero prior to each re adjustment Adjustment takes place in four steps using the RC 3 and the I
18. T4Ga 20 C lt Ta lt 55 C SN OG Site of installation for the transmitter When determining the site of installation it is important to know the exact ambient conditions and to take them into consideration In order to receive representative results the ventilation conditions must be taken into account The position of the transmitter in the room must ensure that the gases still reach the sensor even in the event of unfavorable ventilation If necessary carry out a measurement e g with ventilation smoke tubes When specifying the site of installation it must be further observed that the transmitter can be accessed for service and calibration tasks The transmitter must be installed in a horizontal position with the measuring chamber on the left or right External influences must also be considered such as rainwater splash water dripping water condensation the dust content in the atmosphere The transmitter is protected against the ingress of water or dust to the greatest possible extent Special accessories can protect the transmitter against damage in extremely harsh measurement conditions If desired GfG will gladly advise you about suitable measures The warranty may become void if the sensor is exposed to ambient conditions which were unknown to GfG Instrumentation during the planning phase or delivery Assembly Assembly takes place step by step in the following sequence 1 Loosen the screws
19. acity Maximum internal inductance Intrinsically safe signal circuit Maximum input voltage Maximum internal capacity Maximum internal inductance Connection via terminals X1 and X2 Ui DC 30V Ci 11 nF Li negligible Connection via terminals X3 and X4 Ui DC 30V Ci 1 8 nF Li negligible The intrinsically safe signal circuit is galvanically separated from the intrinsically safe supply circuit up to a sum of the maximum values of the nominal voltage of 60 V 34 LE gg f KA En PANA I LI I 1 I pa A E 1 1 I Sens a a a LLIN elejdwe Hulua 35 Appendix RC 3 Application and purpose The RC 3 remote control can only be used for operating and checking or calibrating and adjusting the zero point and the sensitivity of the IR 29 transmitters with a display The RC 3 remote control is powered by a lithium battery which should not be replaced in potentially explosive atmospheres The RC 3 remote control has been approved for application in potentially explosive atmospheres and has an EC Type Examination Certification issued by DEKRA EXAM GmbH in accordance with Directive 94 9 EC ATEX100a with the following Certificate BVS 08 ATEX E 006 Certification amp IMI Ex ia I Ma amp IT 1G Ex ia
20. and replacement parts Only use original spare parts and original modules inspected and approved by the manufacturer 27 Parts and accessories Description Part Number l Double safety barrier Type SB1 two channel for IR 29 integrated in a wall 2910210 mounting case IP65 2 Diffusion cover for adjusting IR 29 material viton 2910220 3 RC3 Remote control infrared remote control for IR 29 2910230 4 RC2 Remote control Required for calibration of blind transmitters option for 2800201 transmitters with display Includes 6 foot connection cable 5 Connection cable for RC2 Remote Control 6 feet 2800210 6 Connection cable for RC2 Remote Control 16 feet 2800211 7 Connection cable for RC2 Remote Control 33 feet 2800213 28 Connections and terminal assignment IR Ls Supply 22 27 V DC upstream of the Zener barrier see section Accessories 4 20 mA supply 22 27 V DC upstream of the Zener barrier 4 4 20 mA GND 29 with 4 20 mA interface and Zener barriers Max resistance see technical data 22 27V DC Supply 19 30 V DC upstream of the SB1 see section 4 20 mA supply via SB1 4 4 20 mA GND Current interface max 270 Ohm 29 IR 1 Supply O V GND 29 i with 4 20 mA interface and 3 wire cable e g GMA41 Supply V
21. arameters of the IR 29 transmitter can be opened and changed in the service menu The measuring mode is interrupted when opening the service menu and the device changes to service mode The special status Service is indicated by the slow flashing fault LED and the output signal is set to 2 4 mA If the user does not press any button the device automatically exits the service mode after one minute and returns to measuring mode All parameter changes carried out in the service menu relate to the currently set type of gas If the type of gas and parameters are to be changed the new type of gas must be set first before parameter changes can become effective for this type of gas Two service menu versions are available The standard service menu is opened with access code 0011 It is not possible to change important settings such as measuring gas or measuring range end value here Such attempts are ignored and the message Locked FAIL appears The advanced service menu is opened with access code 5050 All settings can be carried out without restrictions in the advanced service menu This access code should only be used by specifically trained staff of the operator Execution takes place in three steps using the RC 3 and the IR 29 display or the RC 2 remote control 1 Press the 27 button for at least 3 sec The transmitter changes to service mode The following appears on the display Code CODE 2 Now enter the numerical acc
22. ation and stabilization of the display value is subsequently detected Meanwhile Zero ZERO is shown on the display alternating with the current measured value The device returns to measuring mode after stabilization If no gas decrease and stabilization of the measured value is detected the device automatically returns to measuring mode after 3 minutes Note The AutoCal program can be shortened in each phase by pressing the button for a longer period Save SAVE appears briefly on the display and the measured value is accepted directly to refresh the sensitivity 15 Only press the button briefly to cancel the AutoCal program without setting the sensitivity Cancel ESC appears on the display and must be acknowledged by pressing the button Subsequently it is returned to measuring mode as described under 5 The following error messages can occur when setting the sensitivity Display Comment Fault LED An increase in calibration gas was Cal error no 1 CAL Err not detected The gas signal is unstable fast flashing Cal error no 2 CAL Err d The gas signal is outside the Cal error no 3 CAL Err 3 permissible tolerance range Acknowledge the error messages with e The transmitter changes to measuring mode without re adjustment the data of the last valid calibration is used and the adjustment must be repeated Service menu and advanced service menu Activate the service menu All important p
23. ble gases and oxygen as well as the relevant national rules and regulations must be observed During initial start up gas warning systems must be checked for proper functioning by an expert after installation see DIN EN 60079 29 2 section 8 9 and data sheet BGI 518 T023 section 8 1 Servicing includes inspection maintenance calibration and adjustment as well as regular functional tests and repairs Tests must be carried out by an expert and written confirmation of the result must be provided Maintenance of fixed gas warning systems The maintenance of fixed gas warning systems includes Monthly visual inspections to check for e Mechanical damage Dust contamination e Condensation due to moisture e Safety equipment for transmitters Diffusion openings of the transmitters Gas extraction system gas treatment if available Functional check Interval 4 months Scope of the functional checks Calibrations measured value display using zero and calibration gas Adjustment of the zero point and sensitivity setting using zero or calibration gas Triggering alarm thresholds Setting time Output functions optical and acoustic Fault messages System checks section 9 3 Interval 1 year It is recommended to contact Customer Service for maintenance Regular functional tests Tests must be carried out by an expert and written confirmation of the result must be provided Repairs This includes all repair
24. cessary to prevent the two intrinsically safe circuits coming into contact Suitable mechanical protection depends on the operating situation the site of installation and the hazard potential The conductor cross section is determined by the length of the connection line and the version of the transmitter Remote measurement cables with a conductor cross section of 0 75 mm2 can be used for short distances of up to 500 m The conductor cross section must be 1 5 mm2 for longer distances of up to 1 000 m The shielding is fitted in the M16x1 5 cable gland A ground connection may be required for the IR 29 transmitter Only the transmitter can be installed in a potentially explosive atmosphere the controller and the power supply unit must be installed outside this atmosphere If a ground connection of the housing is necessary the ground connection terminal can be found at the lower section of the mounting bracket The transmitter should only be installed when there is no gas present If the transmitter is not operated with the GMA controller the operating voltage of the connected power supply unit should not exceed 30 V DC even in the event of an error Connection diagram Ground Connection X1 18 30 V DC X2 0 V GND X3 Data DO 4 20 mA X4 Data D1 4 20 mA Ground connection Ground connection On the side next to the cable gland at the lower section of the Mounting bracket The ground connection
25. default measuring range Displays in service mode and during adjustment status messages Current output Display Orange LED Cause Note Explanation Menu item Flashes 2 4 mA Flashes 2 0 mA Flashes 2 0 mA The service menu has been activated via the keyboard or the RC 2 The AutoCal setting of the zero point has been activated via the keyboard the RC 2 or the AutoZero button The AutoCal setting of the sensitivity has been activated via the keyboard or the RC 2 24 Select menu item If there is no entry for one minute it is automatically returned to measuring mode Automatic termination after successful adjustment Automatic termination after successful adjustment 304 305 306 On Cal error no conc change CAL Err l Cal error gas unstable CAL Err On Cal error calibr not plausible CAL Err 3 Flashes quickly Flashes quickly Flashes quickly 2 0 mA 2 0 mA No increase in the calibration gas concentration has been detected during the AutoCal setting of the sensitivity No stable zero gas or calibration gas concentration has been detected during the AutoCal setting The zero point or the sensitivity is outside the permissible tolerance range Acknowledge with a Check gas supply b Only apply gas after activating the adjustment Acknowledge with a Stabilize gas supply Quit Acknowled
26. e numerical display the measuring gas and measuring unit are shown every 30 seconds instead of the bar graph With display 0 0 the measuring gas and measuring unit are always displayed instead of the bar graph Underrange Measured values below the zero point are displayed as numerical values with a negative sign The current interface outputs a signal of between 2 8 mA and 3 9 mA according to the measured value If the zero point deviation is too high the current interface is permanently set to 2 8 mA and transmitters equipped with a display permanently show and are referred to as underrange Overrange Transmitters equipped with a display ttt and the measured value are alternately displayed if the measuring range has been exceeded by up to 112 0 The current interface provides an output signal of between 20 22 mA according to the measured value If the measured value exceeds 112 0 of the measuring range ttt flashes on the display and are referred to as overrange The current interface is set to 22 mA Display of operating parameters IR 29 with display During measuring mode briefly press the button at the RC 2 or RC 3 remote control to automatically display the following important operating parameters one after the other 1 e Measuring gas 1 e Measuring unit 1 e Measuring range 1 e Calibration gas concentration 1 2 e Mean value of the last recorded 8 hours 2 e Mean value
27. ensor zero band Calibration gas Cal gas concentration Jean range end Measuring gas selection Exit the service menu with saving all changed parameters Input menu item Exit the service menu without saving all changed 5 Size of the band is specified by the measuring gas parameters 1 Can only be set in the advanced service menu Can only be set if supported by the device 18 Additional menu explanations Cancel Exit the service menu without saving the parameters changes are discarded Save Exit the service menu with saving all the changes to the parameters Gas The gas type and the parameters stored in the sensor can be selected using this function Only gases are displayed for which the sensor is intended and for which it has been programmed Note If a changeover to a different type of gas occurs the IR 29 transmitter will restart Changing to a new type of gas always requires an adjustment of the zero point AutoCal ZERO after its warm up time and subsequently a sensitivity check and if necessary an adjustment AutoCal SPAN There are no restrictions for the first zero point setting after a gas change After a gas changeover parameters such as the measuring range and the calibration gas concentration must be checked and if necessary adjusted Measuring range The measuring range end value can be set in steps to 10 0 15 0 20 0 25 0 30 0 40 0 50 0 75 0 100 0 of the maxi
28. entation on the graphical display Language Time Bus Time Setting sequence Year month day hour minute 20 Displays and messages Displaying special statuses and malfunctions The following table lists the special statuses for which the orange fault LED is permanently illuminated and the current interface is set to 1 6 mA When using a IR 29 transmitter without a display the following error messages should be displayed with the RC 2 remote control for improved diagnosis or the exact value of the output signal analyzed No Display Green LED Device test EESE Orange Current Cause Program and memory tests at the start of system start up Note Explanation Flashes Read device parameters Operating parameters LoAd Operating parameters Flashes On Warm up sensor elapsing seconds elapsing seconds Start up the system during start after measuring gas or sensor changeover Sensor warm up phase 21 Switches automatically to Display of operating parameters subsequently to the sensor warm up phase Automatically changes to measuring mode after expiration Fault messages of the main CPU estos LED p Sensor service life exceeded CHnG SENS Acknowledge gas change CHEC GAS Acknowledge measuring range CHEC SCAL System error 104 main memory defective System error 105 prog memory defective System error 106
29. ers for the intrinsically safe connection Intrinsically safe supply circuit Maximum output voltage Maximum output current Maximum output rating Maximum connectible capacity Maximum connectible inductance Intrinsically safe signal circuit Maximum output voltage Maximum output current Maximum output rating Maximum connectible capacity Maximum connectible inductance X4 19V DC X5 GND U 21VDC L 161 mA DC Po 844mW Co 180nF Lo 1mH X6 4 20 mA X7 4 20 mA U 21VDC Ip 161 mA DC Po 844 mW Co 180 nF Lo 1mH 40 1 2 3 4 5 6 7 8 9 10 11 12 1 Nachtrag zur EG Baumusterpr fbescheinigung Ger te und Schutzsysteme zur bestimmungsgem en Verwendung in explosionsgef hrdeten Bereichen Richtlinie 94 9 EG Erg nzung gem Anhang Ill Ziffer 6 Nr der EG Baumusterprifbescheinigung BVS 09 ATEX E 135 X Gerat Transmitter Typ IR29i und Typ IR29 Di Hersteller GfG Gesellschaft f r Ger tebau mbH ki Anschrift 44143 Dortmund L diesem Nachtrag festgelegt Die Zertifizierungsstelle der DEKRA EXAM GmbH benannte Stelle Nr 0158 gemab A m Richtlinie 94 9 EG des Europ ischen Parlaments und des Rates vom 23 Marz 1994 dass diese Ger te die grundlegenden Sicherheits und Gesundheitsanforderur Konzeption und den Bau von Ger ten und Schutzsystemen zur bestim Verwendung in explosionsgef hrdeten Bereichen gem Anhang Al der
30. ess code 1100 or 5050 Use the and buttons to change the number at the current position and aT to acknowledge the changes Press the Sut button for a longer period to delete the last acknowledged number ad 3 After correct entry the service menu opens with menu item Gas GAS Use the buttons to select other menu items A menu item is selected using the EST and Isle buttons After selection briefly press the au button to activate a desired menu item or to select a parameter The service menu can be exited with or without saving the changed parameters Note It is possible to change several parameters one after the other without having to save the changes individually All the parameters previously changed in the submenus are saved when exiting the service menu through the menu item save Exceptions 1 Changing the type of gas if a different type of gas is selected in the Gas menu it is saved immediately the parameters for this type of gas are activated and the IR 29 transmitterr restarts with the changed parameters 2 When setting the time and date they are saved immediately Some parameters are related to each other Therefore other parameters might be adjusted automatically after changing a parameter 17 Layout of the service menu Time Current date and time Language of the Language Time Bus displays Exit the submenu Device information request Switch on off s
31. for a longer period at least 3 seconds to start activation After activation the current interface supplies 2 0 mA throughout the entire process and the fault LED flashes at slow intervals The following appears on the display Code CODE 2 The numerical access code 0011 or 0055 must be entered this access code should only be used by fully trained staff of the operator Use the test land ants buttons to change the number at the current position and pak acknowledge the changes Press the tt button for a longer period to delete the last acknowledged number If the entry was correct the current measured value is shown on the display alternating with Zero ZERO If the measured value remains constant during a defined time interval a new zero point is set The AutoCal program is then automatically exited with Save SAVE and returns to measuring mode Note If the current measured value is outside the permissible limits for the respective access code the display Code incorrect FAIL is shown briefly at Point 3 and the device returns to measuring mode The AutoCal program can be shortened to a constant measured value by pressing the button for a longer period 3 seconds during the inspection The hardware then begins zero point setting In order to cancel the AutoCal program without zero point setting during the waiting period just press the button or the AutoZero button briefly The following appears on the display Cancel E
32. ge with m a Check the zero or calibration gas and repeat the process b If necessary replace the sensor 25 States of the status LEDs and the current output For improved clarity the following table shows the various displays of both status LEDs and the current output signals as well as their meaning for a IR 29 transmitter without a display The RC 2 remote control is mandatory for a device without a display in order to offset the zero point to carry out adjustments and to call the service menu Green LED Orange LED Current output Foradescription see Section On Displays in measuring mode 211 On 3 Displaying special statuses 001 On Displays in measuring mode 201 Flashes quickly Displays in service mode 304 306 Flashes Displays in service mode 301 on Double pulses 4 20 MA Displays in measuring s213 Off 20 22 mA Displays in measuring mode 203 on Off 4 20 mA Displays in measuring mode 207 209 Off 2 8 4 mA Displays in measuring mode 210 Flashes On 16m IDispla ing special statuses No 002 003 TE pulses oh a 2 mA Displaying special statuses No 101 115 Double pulses On 1 2 mA Displa ing special statuses No 102 103 Displays and messages in measuring mode The displays of the various messages take place with different frequencies of occurrence according to their influence on the measuring process The table gives an overview of w
33. gorien MI M2 1G und 26 fir Gassensoren Gasmessgerile Gaswarnanlagen in den z ndschutzarlen Druckfesle Kapselung Erh hle Sicherheil Wergusskapselung und Eigensicherheit mit deren Messfunktion mit Hilfe eines Qualit tssicherungssystems Zertifikats Nr AVS 03 ATEX 205 E 187 durch dle benannte Stelle DEKRA EXAM GmbH Der Transmitter IR29 IR29 DI cntspricht der Richtlinie 94 9 EG f r Ger le und Schutzsysteme zur bestimmungsge maben Verwendung in cxplosionsgefshrdetem Bereichen ATEX Richtlinie und der Richtlinie 2004 108 EG f r die elektromagnetische Yertr glichkeit F r den elektrischen Explosionsschutz BYS 0 ATEX E 135 X Kennzeichnung T1G Ex ia TIC T4 Ga fel M1 ExialMa CE 3156 Ble Richtlinien wurden unter Bericksichligung der fulgenden Normen eingehalten Elektrscher Explosionsschutz Elektrische Betrlebsmittel f r explosionsgef hrdete Berelche Allgemeine Bestimmungen EN 60079 0 Elgensicherheil i EN 60079 11 Ger tegruppe Kategorie 1G FM 60079 26 Gruppe1 Kategoris M1 Ger le EN 50303 Elektromagnetische Vertr glichkeit Elektrische Ger te f r die Detektion und Messung yon brennbaren Gasen toxischen Gasen und Sauerstoff EN 50270 Storaussendung Typklasse 1 Storfestigkeil Typklasse 2 Ze Arwertung der g undiegsres1 Sicherherts und Gesandhelcsatferterunger worden vor de nob zleten Stelle mit de Kenn Mr 0258 i GCKAA SAM Gir cil Dinnendahlstra e L44809 Bochum vag210mmar doku
34. he next maintenance period The IR 29 transmitter must be replaced if it has become heavily soiled or worn or appearing special messages to exit this display mode This is displayed by the regular brief flashing of the fault LED and by the display Device replacement CHNG IR 29 alternating with the measured value If the signal level falls below 80 of the original value the transmitter switches off the measuring mode Sensor service life exceeded CHNG IR 29 The current interface is set to 1 2 mA the orange fault LED illuminates and the green operation LED flashes at regular intervals Device fault If the transmitter is faulty the fault LED orange lights up permanently the current interface is set to 1 2 mA andan error message appears on the display see Displaying special statuses and malfunctions A fault occurs if the sensor or the electronics in the transmitter is defective errors occur during self monitoring of the device For further causes please see Displaying special statuses and malfunctions The orange fault LED discontinues once the fault has been eliminated 12 Checking and AutoCal setting of the zero point ZERO Setting zero point must be performed in a fresh clean air environment or Synthetic air can also be used if the atmosphere is contaminated The calibration adaptor must be used for checking and setting Synthetic air can be applied unpressurized by using the calibration adaptor with a fl
35. hich messages influence the measuring mode Message For a description see section mode No Fault messages Displaying special statuses No 101 104 125 Yes Warning messages Displays in measuring mode No 207 213 Interrupted Status messages Displays during adjustment No 301 306 Fault messages system and sensor errors No 101 and No 104 125 terminate the measuring mode until they have been eliminated They are shown permanently on the display and are additionally output via the LED code specified above also with version without a display Warning messages allow the continuation of the measuring mode but might have to be acknowledged or are self acknowledging They are displayed alternating with the measured value If there are several warning messages pending they are displayed cyclically Example Warning messages 207 and 213 are pending These messages are output on the display in the following sequence measured value message 207 measured value message 213 measured value message 207 etc Status messages are special messages which are triggered by special functions and interrupt the measuring mode All these messages and statuses are self resetting after a certain period of time The transmitter then re assumes the measuring mode independently 26 Initial commissioning and servicing DIN EN 60079 29 2 Gas detectors Selection installation use and maintenance of detectors for flamma
36. ical data As the intrinsically safe circuits are galvanically connected to the earth potential the ground connection must be provided throughout the entire intrinsically safe circuits Ground connection Located next to the cable glands on the bottom side The ground connection must take place with a line cross section of 4 mm mM _ Ground connection 39 Technical data SBI and SBID Power supply Voltage supply 22 V DC 30 V DC Climatic conditions For storage For operation Air pressure Humidity Protection class Material Weight Dimensions Replaceable pre fuses Type Rated current Rated breaking capacity Melting integral I t Inspected according to Manufacturer Approvals and inspections Certification Ignition protection class EC Type Examination Certificate 25 60 C recommended 0 30 C 20 55 C 0 200 kPa 0 100 RH non condensing IP54 ABS approximately 300 g 3 8583 inches x 3 7795 inches x 1 8898 inches 98 mm x 96 mm x 48 mm L x W x H without cable gland 164050 0 063 63 mA 35 A 250 V AC 0 0007 IEC 60127 SIBA MG 0158 Ex ia Ga IIC 20 C lt Ta lt 55 C BVS 11 ATEX E 164 Electrical parameters for the non intrinsically safe connection Non intrinsically safe supply circuit Non intrinsically safe signal circuit Maximum error voltage Xl 22VDC 30VDC X2 GND X3 4 20 mA Um 253 VAC Electrical paramet
37. ing The IR 29 transmitter is tested to ensure it is functioning correctly prior to delivery Calibration and adjustment takes place with a suitable test and calibration gas Deviations may be identified depending on the transport assembly and ambient conditions Therefore the gas warning system must be commissioned and tested by GfG Instrumentation to ensure it functions correctly After switching it on the gas warning system needs a few minutes to carry out a self test during which the program and main memory are checked read and evaluate the device parameters with simultaneous memory check read and evaluate the sensor parameters with simultaneous memory check e warm up the sensor The memory tests occur during the first few seconds of the switch on phase The current interface is set to 1 2 mA the orange and green status LEDs illuminate During the second step the current interface is set to 1 6 mA the fault LED illuminates and the operation LED flashes The following is initially shown on the display Reading device param LOAD The measuring unit the type of gas the measuring range and the calibration gas concentration are subsequently shown one after the other at the devices equipped with a display or at the RC 2 remote control The IR 29 transmitter switches to the warm up phase of the sensor the fault LED flashes and the operation LED indicates readiness at 5 second intervals by flashing briefly the remaining time is
38. ion gas after installation The IR 29 transmitter has been approved for application in potentially explosive atmospheres and has an EC Type Examination Certificate issued by DEKRA EXAM GmbH in accordance with Directive 94 9 EC Certificate BVS 09 ATEX E 135 X Certification II 1G Ex ia IIC T4 Ga 20 C lt Ta lt 55 C CAUTION The supply voltage should under no circumstances exceed 30 V DC This also applies to voltage peaks General description A fixed gas warning system consists of a transmitter and a controller unit GMA not included The transmitter and the controller are interconnected by a shielded remote measurement cable The transmitter converts the gas concentration into an electrical measuring signal The evaluation of the measuring signal proportional to the existing gas concentration takes place at the controller GMA The extensive electronics assumes various tasks which on the one hand facilitates operation and maintenance and on the other hand significantly enhances operational safety and measuring accuracy The transmitter features the following Concentration display on the display or remote control Settings without opening the housing with the RC 2 or RC 3 remote control e Compensation of temperature influences Ex protection in the temperature range 20 to 55 C Functional test in the temperature range see sensor specification Permanent status display operation fault at the transmitte
39. mum measuring range but not smaller than 1 6 of the maximum measuring range end value Note Changing the measuring range is predominantly an adjustment of the output signal The standardized output signal 4 20 mA is used for the new measuring range The numerical display does not change Cal Gas A default value is pre set as the calibration gas concentration This value must be compared to the value set on the test gas cylinder and if necessary adjusted Zero band The zero band of the sensor can if required be deactivated the true measured value is also displayed around the zero point Possible settings Zero band activated On On Zero band activated Off Off Info Retrievable Displayed device information Sensor type MK number sensor type S TYP Sensor serial number sensor no S NR Software version software ver S NR e Transmitter serial number serial no F NR F Nr Hour code ZERO Code CODE 19 Note The number shown under ZERO Code CODE is an access code that is valid for a limited period of time and can be used to activate the zero point setting without restrictions see AutoCal ZERO With a RC 2 remote control connected the individual displays must be shifted by pressing Language Time Bus Language Possible language settings e German Deutsch English English e Spanish Espanol Note The language setting generally influences the pres
40. of the last recorded 15 minutes 3 1 These displays also appear during the switch on phase 2 TWA Time Weighted Average 3 STEL Short Term Exposure Limit Here is an example of a display sequence for the RC 2 remote control with a 7 segment display on an IR 29 i transmitter VOL H2 SCAL 4 0 CGAS 1 0 EUR 0 3 SEEL 0 1 Measured value histogram When using a graphical display it is possible to change to a different display mode After triggering the display of the operating parameters by pressing Briefly press anys lagain to display the histogram selection It is possible to view data of the last 2 hours 8 hours or 24 hours select by pressing the button press aa to acknowledge your selection The histogram display mode subsequently appears It is possible to display average values maximum values and minimum values by briefly pressing the allor se button again Or Saved measured values are displayed in graphical form instead of the measured value The currently pending measured value is additionally shown in the top section together with the type of gas and gas unit The histogram is refreshed at regular intervals and can be used as a permanent display mode Briefly press Sensor service life The applied IR radiator has a limited service life If the signal level falls below 85 of the original value a display is activated stating that the optics must be checked for possible soiling at the latest during t
41. ortant gases and their additional parameters Therefore users should not find it necessary to change the configuration The following information is stored in the internal memory of the transmitter Unit CGAS Calibration LEL LEL LEL 33 Technical data IR 29 i and IR 29 Di Measuring function Measuring method Output signal IR absorption 4 20 mA max resistance 340 0 15 V or 7400 24 V max resistance at GfG SB1 270 O 22 V 30 V Power supply Voltage supply Voltage supply SB1 Climatic conditions For storage For operation Air pressure Humidity Protection class Material Weight Dimensions Approvals and inspections Certification Ignition protection class EC Type Examination Certificate 15 30 V DC intrinsically safe supply 22 30 V DC supply via GfG SB1 25 60 C recommended 0 30 C 20 55 C also see sensor specification 0 200 kPa also see sensor specification 0 100 RH non condensing IP67 Stainless steel polycarbonate PA POM approximately 950 g 6 3386 inches x 2 9528 inches 161 mm x 75 mm L x 0 mounting surface at least 6 3386 inches x 5 2362 inches 161 mm x 133 mm Height 4 6457 inches 118 mm 1G 0158 Ex ia IIC T4 Ga 20 Cs Ta lt 55 C BVS 09 ATEX E 135 X Electrical parameters for the intrinsically safe connection Intrinsically safe supply circuit Maximum input voltage Maximum internal cap
42. otection class Min IP20 Material Plastic Weight 20 g Dimensions 1 7323 inches x 2 4016 inches x 59055 inches 44 mm x 61 mm x 15 mm W x H x D Approvals and inspections Certification and ignition cy I M1 Ex ia I Ma protection class ey II 1G Ex ia IIC T6 Ga 20 C lt Ta lt 55 C EC Type Examination Certificate BVS 08 ATEX E 006 without measuring function 37 Appendix SBI SBID Operating instructions The SBI and SBID transmitter supply modules are used to limit the voltage and the current of non intrinsically safe circuits to intrinsically safe values The non intrinsically safe circuits are galvanically connected to the intrinsically safe circuits An IR 29 transmitter connected to the SBI transmitter supply module is supplied in an intrinsically safe manner Signals of the IR 29 transmitter are read through a 4 20 mA interface and transferred to a controller located outside a potentially explosive atmosphere The transmitter supply module is optionally equipped with a display for the local display of measured values type SB1D of the respectively connected IR 29 transmitter The transmitter supply modules have been optimally designed for the supply of the IR 29i and IR 29 Di transmitters The SB1 and SBID transmitter supply modules must be installed outside a potentially explosive atmosphere and have an EC Type Examination Certificate issued by DEKRA EXAM GmbH in accordance with Directive 94
43. ow rate of approximately 0 5 l min If the zero point display deviates in measuring mode a zero point offset is necessary The zero point also has to be reset after changing the measuring gas The AutoCal program ensures independent setting of the zero point signal under the conditions specified above Activation The zero point can only be set via the RC 2 or RC 3 remote control only possible with IR 29 transmitter with a display Automatic zero point offset can only be executed after entering access code 0011 if the currently displayed value is max 10 of the maximum measuring range An experienced user can activate the zero point setting after entering access code 0055 with a display of up to 15 of the maximum measuring range This access code should only be used by fully trained staff If the current zero point display exceeds a value of 15 of the maximum measuring range and it has been ensured that the display was not caused by the presence of gas a temporary hour code valid for max 1 hour can be read in the Info Info submenu of the service menu Zero Code Code and used to activate zero point setting without restrictions Note The necessity of the latter measure might be an indicator of a defective sensor and thus of the need to replace the sensor as quickly as possible Adjustment Adjustment takes place in three steps using the RC 3 and the IR 29 display or the RC 2 remote control 1 Press the EE button
44. param memory defective Err 106 Sensor error 109 communication error sensor CPU Err 109 Sensor error 110 communication error pressure sensor Err 110 Flashes quickly Double pulses Double pulses 1 2 mA u an Sensor service life expired The sensor is not specified for the measuring gas after sensor change Measuring range setting of sensor and device differ after sensor change Error while accessing RAM Error while accessing ROM Error while accessing EEPROM internal No Faulty communication with sensor No Faulty communication with pressure sensor Sensor error 111 communication error humidity sensor System error 112 ADC addressing No Faulty communication with pressure humidity sensor Addressing of the AD converter channels faulty Replace device Change the gas again otherwise replace the device Check measuring range SCAL and change it if necessary after sensor change Restart the device If the error message is shown again replace the device Restart the device If the error message is shown again replace the device Restart the device If the error message is shown again replace the device 113 Off On System error 113 RAM parameters Flashes quickly Sensor error 115 insuff signal level 116 System error 116 read back current interface Err 116 1 2 mA Cyclic check of the operating parameters in the
45. r Measuring methods The sensors installed in the IR 29 transmitter work according to the IR absorption principle Alignment to the gas type being monitored takes place using specific optical filters combined with suitable characteristics The reduced IR radiation at the detector is converted into an electrical signal This signal is amplified in the IR 29 filtered and used for the display or measured value transfer Due to its design with two radiation sources the measurement assembly offers a powerful signaling function and is less sensitive to interfering influences such as deterioration of the radiators or temperature deviations Soiling of the optics can also be compensated up to a certain degree Due to the design and additionally available temperature and pressure compensation influence caused by ambient conditions is almost entirely eliminated The electronics of the IR 29 transmitter converts the measuring signal into a linear measured value output 4 20 mA Device design Retaining bracket Diffusion Gas inlet inlet underneath protective cover Display option gee Cable gland Status LEDs Type plate Terminal module Type plate with details of the transmitter version serial number and ATEX certification Transmitter Type designation amp serial number IR2 SN Type plate IR29 Gesellschaft f r Geratebau mbH D 44143 Dortmund _www afg biz IR29 x 1G CE 0158 BVS 09 ATEX E 135 X Exia IIC
46. rzendenT und I rterlegt Mit der Priteig und Bewerlung der eleklroantiauts disi Hien Werlr glichkeit wurde das FMY Mossia bor EM TEST GmbH D 54174 Kamer seauttragt Die Sicherheitshinweise in der Betrlebsanleltung 224 000 20 sind zu beachten Dortmund 05 Juni 2012 3 pl Kfm H J Hiore Gesch tsfiter SL er 43 H7H GfG Instrumentation 1194 Oak Valley Drive Suite 20 Ann Arbor Michigan 48108 USA Phone 800 959 0329 or 734 769 0573 Fax 734 769 1888 E mail info gfg inc com Website www goodforgas com serves the right to change part numbers prices and or technical informatio ann ut notificatio 7004 029 Ver 2 05 14 14
47. x 2 0 LEL or 10 of the displa Cross sensitivities 50 Yo LEL Gas application CH display 0 85 vol C3Hs approx xx Yo LEL 2 20 vol CH4 50 LEL 1 15 vol C2H2 approx xx Yo LEL These specifications may vary from sensor to sensor and depend on the gas concentration Expected service life 6 years MK239 1 IR sensor for combustible gases and vapors Measuring range 0 0 100 LEL Resolution 0 5 LEL Tolerance band 2 5 LEL Setting time tso lt 20 sec too lt 50 sec CH Methane tso lt 20 sec too lt 40 sec C3Hg Propane tso lt 20 sec too lt 50 sec C2H2 Pressure 70 130 kPa lt 0 18 1 4 of the CH display per 1 pressure change compensated uncompensated relating to 100 kPa lt 0 07 1 6 of the C3Hs display per 1 pressure change relating to 100 kPa lt 0 28 Yo 2 6 Yo of the C2H2 display per 1 Yo pressure change 0 95 RH max 2 0 LEL or 15 of the displa Temperature 20 50 C max 2 0 Yo LEL or 10 of the displa Cross sensitivities Q 50 Yo LEL Gas application CH display C3Hs display C2H2 display 0 85 vol C3Hs approx xx Yo LEL 50 Yo LEL approx xx LEL 2 20 vol CH 50 LEL approx xx LEL approx xx LEL 1 5 vol C2H2 approx xx LEL approx xx LEL 50 LEL These specifications may vary from sensor to sensor and depend on the gas concentration Expected service life 6 years Measuring range 0 0 100 LEL Resolution 0 5 LEL Tolerance band

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