Productdescription / user Manual D 122.A
Contents
1. u arena 6 2 7 Specialsofiwareopllon Ra Daja nane Ba aa pa an aaa aa a aa aaa aan Bae Ka 7 2 8 CUrve THING iino dt a en T ER RET s 7 2 9 Square TOOt fifling o uiis e ED EO e pd d te m iu 7 3 Installation and Connection U u u u u u u u u 8 3 1 Field housing D122 A 7 aii a Due ans nen la EXER At IB nee e 8 3 1 1 Connection D122 withfieldhousing AMA gt gt m mm m m aaa anana nenen naen anan 8 3 2 Connecting D122A with Zener barrier option assesses 8 3 3 Connecting D122A with limit terminals terminals 5 6 7 8 sse 9 3 4 Howtoconnectthecalbeshield uu u 10 3 5 Initial OPGration E urn BR HI bill 10 3 5 1 Default parameters mede tege da Ova edat doe EI eta ee 10 3 5 2 Exworkssettings Devicereset 10 4 Operating manual L a au ob race dectect fades 11 4 1 FONE VIEW fe etie re Pe RE euh I e o ede 11 4 2 Keyboard 11 4 3 Gonfiguratliohu PEE 12 4 3 1 How to set the parameters T nn 13 4 3 2 Hysterese and time delay setting u u uu u 15 4 4 CGo ntig ration example u l lama li ele i eru i a e e te 162. M calibration menu quit input menu No p Figure 9 Flow diagram input menu Calibration menu Yes Page 20 Page 21 5 Flow charts D122 A ANA nusu ILIS uonisod yong uonisod Y3IY yde131eg ypo udvi amp req 109 os gt etc etc gt etc uonisod o uontsod Ao yde s eqg ype yde131eg 12o os is selected is modified is modified second figure second figure 2 3 55 gt E o o 2 ano o1nseour yu QZ jurod eos uam jurod ope yS y pa loo os first figure is selected first figure is modified first figure is modified jurod o eos MOT Jo s uonrsod jurod Euuroop PPs sign is selected sign is modified edit values enter code Figure
3. D122 A M Edit mode Steals M Code protection CodEg O Note 4 Manual Page 13 A blinking segment appears below the sign place Pressing the right button selects the figure and the up button increments the selected figure To accept the new limit value press the enter button See also flow diagram in figure 11 Before the menu gets to the edit mode the code 2 must be en tered to prevent a modification by unauthorised persons Entering a wrong code word stops the limit view menu immedi ately The default code 2 is 0002 The interrogation of code 2 can be switched off by modifying the code 2 to 0000 For this reason the flow diagram shows the code interrogation in stroked dots 4 3 1 How to set the parameters M 5 Input menu r3 a 5 n DE a See also flow diagram in figure 9 Back in the normal state of the indicator we start the by pressing the enter button The configuration of the indicator is protected against ma nipulations by unauthorised persons with the code 1 To get the input menu enter the code 1 default 0001 It s impossible to switch off the code 1 interrogation After entering the right code word the indicator proposes to join the Scale menu The figure on the left hand appears on the screen To scale the measured current the bargraph and to set the decimal point join the scale menu by confirming with the enter button See also flow diagram in figu
4. T V NORD CERT GmbH amp Co KG Hannover 03 11 2004 T V CERT Zertifizierungsstelle Am T V 1 0 30519 Hannover Tel 0511 986 1470 Fax 0511 986 2555 Der Leiter EC type examination Certificates without signature and official stamp shall not be valid The certificates may be circulated only without alteration Extracts or alterations are subject to approval by the TUV Hannover Sachsen Anhalt e V Page 6 of 8 Non authorized translation TUV NORD 3 Amendment to certification number T V 99 ATEX 1488 Device Digital indicator type D122 Manufacturer G nnheimer Elektronic GmbH Dr Julius Leber Str 2 Address D 67433 Neuststadt Weinstra e Germany Order Number 8000553381 Date of issue 10 10 2006 Changes The digital indicator type D122 can also be manufactured according to the examination protocol listed in the associated examination certificate The change concerns the enlargement around the types D122 PA 7 0 3K and D122 FF 7 0 3K for the binding to intrinsically safe field busses Profibus PA respectively FF H1 as a three channel indicator The application of the supplemental types can occur in explosion threatened areas which requires devices of the category 2 By the application in areas of explosion threatened by dust the at most allowed ambient temperature is 65 C The information to the allowed ambient temperature is valid consistently accordingly of the second supplement also for the supplement
5. Hardware Reset A reset activates also the ex works calibration D122 A 4 Manual Page 11 4 Operating manual 4 1 Front view 4 Ve Figure display Limits Bargraph Bargraph for actual value 4 2 Keyboard On the front side of the indicator are tree buttons with several function symbols With these tree but tons the user can activate each function and enter all parameters for any individual setting The buttons are named by their functions Enter button Pressing the enter button starts the input menu In general the enter button activates the menu item or accepts the manipu lated value of a parameter Up button Functions of the up button are 1 current control button 2 modification of the selected figure 3 pass menu items Right button Functions of the right button are 1 change the display to limit view 2 select figures 3 pass menu items D122 A 4 3 Configuration 4 Manual Page 12 It is easy to set the parameters and change the configuration of the indicator The parameters are logically grouped by a menu structure See also the appropriate flow diagram in the appendix O IB Note Note flow charts Normal state current control A limit view menu Indicators without the alarm monitoring option have not got the corresponding menu items The Input views in the flow diagrams have additional boxes in their background because the Input views may be chan
6. User s manual Digital Indicator lt 6 D122 A CH Gonnheimer or A carie Edition of standards 2010 software version 1 7 User s manual for indicators D122 A 7 x x Dr Julius Leber Stra e 2 67433 Neustadt Weinstra e Postfach 10 05 07 67405 Neustadt Germany phone 49 6321 49919 0 fax 49 6321 49919 41 Zertifiziertes Oualit ts Managementsystem D nach WEN iso lt Gonnheimer Elektronic GmbH http www goennheimer de Email info goennheimer de D122 A 2 Operation instructions Page 2 Table of contents 1 Operation instruction for Explosion protected device J 4 2 Digital Indicator D122 A ccsece states duh cbs ce a aaa a adang aana aaa aga ga reda danda San aana aaa nb una nenen 5 2 1 Fieldhousingfordustexafe nas 5 2 2 Ohort descripliOm x uci o E e ime plas aed asa balk zall ilam ie 5 2 3 Falura s OVOlVIOW ska a v e an o nip ar e e ento 5 2 3 1 Basic TUDCHOFIS cocotte Manasi galan e dia ada qaa a an Mag depends 5 2 3 2 ODptIODS en Hc Red t tea A pace d ga ERU ad a a da alda 5 2 4 Conformity with Standard S iissa asean eddie ei d e sb 5 2 5 internalzenerbarrieroplion 0000220 eee eee eee anane nnne nn 6 2 6 Integrated 2 wiretransmitteropilon
7. D122 A 4 Manual Page 15 4 3 2 Hysterese and time delay setting Hysterese A hysteretic curve prevents an alarm monitoring lower limit unwanted fast switching of the alarm outputs P The switching behavior of the low ON alarm min shows figure 4 The switching behavior of the high alarm max shows figure 5 off measured value i lower limit Figure 4 Hysteric curve low alarm alarm monitoring upper limit A hysteresis at upper limit on off measured value U t gt upper limit Figure 5 Hysteric curve high alarm Time delay alarm monitoring upper limit A The span of time t is the differ Yerdeki ty ence between the first exceeding of the measurement above the upper limit and the switching of the high alarm For the low alarm exists an analogous te off on 1 ye time measured value upper limit time H n a L3 moment of first exceeding Figure 6 Time delay max respectively min Note If the measured current falls below the high limit during te the te timer resets D122 A 4 Manual Page 16 4 4 Configuration example See the following example of a temperature measurement for a successful parameter input Situation e desired range 10 C 20 C e sensor range 20 0 C 30 0 C Adjustment 1 Measure range 20 00 C 30 00 C 9 for 4 20 mA 2 Bargraph 5 C 25 3
8. cut the desired dimension symbol out of the set Then pull off the four screws of the cap and remove the cap from the housing the Dimension Now push the prepared dimension symbol into the dimension symbol slot symbol Make sure that the symbol is facing the front The dimension symbol slot lies below the display on the internal side of the cap Finally replace the cup on the housing 3 1 1 Connection D122 with field housing The terminals of the indicators with field housing are inside The placement of the terminals is shown at the following figures Figure 1 shows the terminals of the indicator D122 A 5 Fehler Verweis quelle konnte nicht gefunden werden shows the terminals of the indicator D122 A 6 The terminals 5 6 and 7 8 are absent by indicators without alarm monitoring Connect the indicator exclusive to an intrinsically safe 4 20 mA circuit Please regard the terminal maximum values of the Caution attached EC type certificate T V 99 ATEX 1488 connectors ao p Ti Ii PE qur wena Z 24 56178 intrinsically safe Alarm monitoring option measure circuit 4 20 mA terminals 5 6 lower alarm terminals 1 2 terminals 7 8 upper alarm Figure 1 Terminals of the indicator D122 A 3 2 Connecting D122A with zener barrier option Connect the D122 A x x BM to a non intrinsically safe measure signal D122 A 3 Installation and Connection Page 9 O Inside of hazardous area
9. 10 Flow diagram scale menu Figure 11 Flow diagram edit mode D122 A 5 Flow charts Page 22 Alternative extended scale menu for special software option only decimalpoint position t d l point position gt Branch to the present scale mode Tunction Select operation mode E Ine F n Coo interpolation root interpolation Free interpolation Root scaling na Tootpoint low lect the lowe Edit the low scale point point of root interp at 4 mA measure cur at 4 mA measure cur igh Select high View scale point at ighest inter point scale point at 20mA measure cur desired points 4 mA measure cur A measure cur I Edit bargraph high position w scale point at Enler the 20 mA measure cur scale point Figure 12 Flow diagram extended scale menu Pag
10. 45 C bis 60 C Elektrische Daten der Typen D122 PA 7 0 0 und D122 FF 7 0 0 Signal und Versorgungsstromkreis in Z ndschutzart Eigensicherheit EEx ia IIC Klemme 1 3 und 2 4 nur zum Anschluss an bescheinigte eigensichere Stromkreise H chstwerte 30V 660mA 1 6 W wirksame innere Induktivit t L O uH wirksame innere Kapazit t C 0 nF Die elektrischen Daten der weiteren Typen gelten unver ndert Seite 1 2 BA 02 11 03 2 Erg nzung zur EG Baumusterpr fbescheinigung Nr T V 99 ATEX 1488 Kennzeichnung des Pr fgegenstandes x 112 1 G EEx ia IIC T6 bzw T5 bzw Il 2 D IP 65 T70 C Die Kennzeichnung der weiteren Typen gilt unver ndert Das digitale Anzeigeger t Typ D122 gem der EG Baumusterpr fbescheinigung TUV 99 ATEX 1488 incl der 1 und dieser 2 Erg nzung erf llt auch die Anforderungen der EN 50 014 1997 A1 A2 Allgemeine Bestimmungen EN 50 020 2002 Eigensicherheit i EN 50 281 1 1 1998 A1 Elektrische Betriebsmittel mit Schutz durch Geh use Konstruktion und Pr fung Alle brigen Angaben gelten unver ndert f r diese 2 Erg nzung Die Pr fungsunterlagen sind im Pr fbericht Nr 04 YEX 551692 aufgelistet T V NORD CERT GmbH amp Co KG Hannover 03 11 2004 T V CERT Zertifizierungsstelle Am T V 1 D 30519 Hannover Tel 0511 986 1470 Fax 0511 986 2555 atl Der Leiter Seite 2 2 BA 02 07 06 1 000 000 TUVNORD 3 ERGANZUNG zur Bescheinigungsnumm
11. Br iPlow Charts sisan ee ERE 19 6 X 2 11 3 GRSHRRPRERASHEFPERSERTPPRBASSEFPRBRIEDPESASPEFPERBELEEFPRESERTERLERSTEFPERSELFPFRORSFEFPEESELEPFRURSELTPFRORSFEFPRESEITERESEEFERLEASFEFPERERE 25 6 1 ODOCITICatlOns i ite ie a bie u RR ED be tre P Ma PR aoe 25 6 2 Type GONE 26 6 3 Material specification iie RR e E M Run vis e d inan ke deil 26 6 4 Mango GER EDD DRE E DE EPA eel pa ead 26 6 5 Fall re messages ie addu a det ada ter edt ds 27 6 6 Transport Storing Repairs und Disposal sisse nnn 27 6 7 Dimensions 02 etii eo idi e s edet a ete pe delay 27 6 8 Eist of Iri E 28 D122 A 2 Operation instructions Page 3 The symbols WARNING CAUTION NOTE This symbol warns of a serious hazard Failure to observe this warn ing may result in death or the destruction of property Warning This symbol warns of a possible failure Failure to observe this cau i tion may result in the total failure of the device or the system or plant Caution to which it is connected O IB This symbol highlights important information Note D122 A 2 Operation instructions Page 4 1 Operation instruction for Explosion protected device Application and Standards This instruction manual applies to explosion protected control panels of type of protection types below This apparatus is only to be used as defined and meets requirements of EN 60 079 particularly EN60
12. CERT Zertifizierungsstelle Am T V 1 D 30519 Hannover TIR Der Leiter APICERTNORO 10 98 Diese EG Baumusterpr fbescheinigung darf nur unver ndert weiterverbreitet werden Ausz ge oder Anderungen bed rfen der Genehmigung des TUV Hannover Sachsen Anhalt e V Seite 1 3 13 T R ANLAGE 14 EG Baumusterpr fbescheinigung Nr T V 99 ATEX 1488 15 Beschreibung des Ger tes Das digitales Anzeigeger t Typ D122 dient zur Anzeige von Messwerten aus eigensicheren 4 20 mA Stromkreisen innerhalb des explosionsgef hrdeten Bereiches Der h chstzul ssigen Umgebungstemperaturen betragen 45 C f r die Temperaturklasse T6 und 60 C f r die Temperaturklasse T5 Elektrische Daten Versorgungs und Signalstromkreis Klemme 1 2 nur Typ D122 T x x x Versorgungs und Signalstromkreis Klemme 1 2 Klemme 3 4 in Z ndschutzart Eigensicherheit EEx ia IIC bzw EEx ib IIC nur zum Anschluss an bescheinigte eigensichere Stromkreise mit folgenden H chstwerten U 6 V l 160 mA wirksame innere Kapazit t 10 nF wirksame innere Induktivitat 40 uH in Z ndschutzart Eigensicherheit EEx ia IIC bzw EEx ib IIC nur zum Anschluss an bescheinigte eigensichere Stromkreise mit folgenden H chstwerten U 30 V l 160 mA P 16 W wirksame innere Kapazit t 10 nF wirksame innere Induktivit t 40 uH gebr ckt nur Typ D122 x x x BM mit zus tzlicher Z ndschutzart Vergusskapselung und der Kennzeichnung EEx m
13. Declaration of conformity They were developed manufactured and tested in accordance with state of the art engineering practice and ISO9001 2008 D122 A 2 Operation instructions Page 6 2 5 Internal zener barrier option Devices with type code D122 A x x BM The standard digital indicator D122 works exclusively in intrinsically safe 4 20 mA current circuits Ex i If the concerned measure current circuit is not intrinsically safe an extra zener barrier or an isolated interface and a long additional cable to the inter face outside the hazardous area and back is needed In those cases the option integrated zener barrier Ex area 4 20 mA is very practical because the interface is build in A not intrinsically safe further advantage of an indicator with this option is ED wn that the intrinsical safety proof is not required r The ignition protection is Ex m ib IIC T6 at ambi blue ent temperature of 45 C Ex m ib IIC T5 at 60 C green yellow PE respectively The terminal voltage in the measure circuit with internal zener barrier option is about 2 V 2 6 Integrated 2 wire transmitter option Devices with type code D122 A x x MU Using the integrated 2 wire transmitter for head mounting option the D122 has an interface to an arbi trary sensor e g a PT 100 The digital indicator series with field housing can be equipped with a customized intrinsically safe 2 wire transm
14. mA input current roo L tion High scale point root func Display at 20 mA input current n i tion D122 A 6 Annex Page 29 Linear resp square Interpolation Choice between linear or square INTER In33 In17 Interpolation D122 A 6 9 Index A alarm limit monitoring 25 C closed circuit connection 5 16 code protection 13 configuration 12 current control 12 current control button 11 D decimal point 16 dimension symbol 8 E ex works 10 H hardware reset 10 hysteresis 5 10 13 16 Page 30 L limit high 12 limit view menu 12 lower scale point 16 N NAMUR 25 P parameter entering 13 precision 17 T temperature 25 time delay 15 Non authorized translation 12 ca EC TYPE EXAMINATION CERTIFICATE Translation Equipment and protective systems intended for use in potential explosive Atmospheres Directive 94 9 EC EC type examination Certificate number TUV 99 ATEX 1488 Equipment Digital Indicator Type D122 Manufacturer G nnheimer Elektronic GmbH Address D Neustadt an der Weinstra e This equipment and any acceptable variation thereto are specified in the schedule to this certificate and the documents therein referred to The T V Hannover Sachen Anhalt e V T V CERT Zertifizierungsstelle notified body No 0032 in accordance with Article 9 of the Council Directive 94 9 EC of March 1994 certifies that equipment has been found to comply with the
15. not be exceeded in the intrinsically safe circuit When interconnecting intrinsically safe circuits it is to be tested whether a voltage and or current addition occurs The intrinsic safety of interconnected circuits is to be ensured EN 60079 14 section 12 Safety Measures to read and to comply Work on electrical installations and apparatus in operation is generally forbidden in hazardous locations with the exception of intrinsically safe circuits In special cases work can be done on non intrinsically safe circuits on the condition that during the duration of such work no explosive atmosphere exists Only explosion protected certified measuring instruments may be used to ensure that the apparatus is volt Warning age free Grounding and short circuiting may only be carried out if there is no ex plosion hazard at the grounding or short circuit connection Danger of static charge Clean only with humid cloth i i Warning Do not open when an explosive dust atmosphere is present D122 A 2 Operation instructions Page 5 2 Digital Indicator D122 A 2 1 Field housing for dust ex area The digital indicator D122 A 7 x x is suitable for dust ex area Zone 21 and 22 2 2 Short description The digital Indicator D122 indicates measured values of intrinsically safe current circuits from 4 up to 20 mA in hazardous areas The device is powered by measure current therefore an extra power sup ply or batteries are u
16. the D122A x x BM cable must be connected in a certificated Ex e connection box Note Ex area 4 20 mA not intrinsically safe brown blue green yellow PE Exi a Figure 2 Connection of D122 A x x BM Cable Connection Cable Brown colors Blue Green yellow PE 3 3 Connecting D122A with limit terminals terminals 5 6 7 8 Devices with type code D122 x x 2 x oberer unterer Grenzwert Grenzwert Sammelmeldung Figure 3 limit monitoring with D122 x x 2 x D122 A 3 Installation and Connection Page 10 3 4 How to connect the calbe shield See the following figure to connect the cable shield correctly to the metal gland 3 5 Initial operation O After connecting a display test all segments of the display are turned on appears immediate during one second Thereupon the display shows the software version of the indicator Note 3 5 1 Default parameters The following parameters are active ex works Scaling display and bargraph 4 mA curent gt 4 00 20 mA current gt 20 00 Limits Low 4 00 mA High 20 00 mA Hysteresis Delay 0 10 Osec alarm outputs alarm monitoring circuit opening connection Code words CODE1 0001 CODE2 0002 3 5 2 Ex works settings Device reset Press the Enter and Right button during the start sequence to reactivate the default parameters
17. your choice in a linear or a square way The linear interpolation generates imaginary straight lines between the selected points A value on this line will be calculated on base of his distance to the previous selected point This kind of interpolation requires 17 points to scale 4 up to 20 mA On the other hand the square interpolation needs a list of 33 points but it approximates the original curve much better than the linear one so the error between the original curve and the interpolated curve is much smaller To put in the list of selected point enter the extended scale menu The device displays the measure current and you have to enter the associated display value See also related flow diagram 2 9 Square root fitting To program a square root function e g to display the flow through a aperture a special square root fitting feature is available For this option it is not necessary to enter a list of points but just a start and a end value in previous example associated flow by 4 and by 20mA measure current The de vice calculates automatically the selected points for interpolation Be prepared this procedure will take some time See also related flow diagram D122 A 3 Installation and Connection Page 8 3 Installation and Connection 3 1 Field housing D122 A 7 When mounting the housing box on a wall be sure that it is securely sup ported by anchoring the screws into a stud or other solid surface How to insert First
18. 079 14 electrical apparatus for potentiality explosive atmospheres Use this manual in hazardous locations which are hazardous due to gases and vapours ac cording to the explosion group and temperature class as stipulated on the type label When installing and operating the explosion protected distribution and control panels you should ob serve the respective nationally valid regulations and requirements General Instructions The device has to have a back up fuse as stipulated The mains connection must have a suf ficient short circuit current to ensure safe breaking of the fuse To achieve an impeccable and safety device operation please take care for adept transportation storage and mounting as well as accurate service and maintenance Operation of this device should only be imple mented by authorised persons and in strict accordance with local safety standards The electrical data on the type label and if applicable the special conditions of the test cer tificate TUV 99 ATEX 1488 are to be observed For outdoor installation it is recommended to protect the explosion protected distribution and control panel against direct climatic influence e g with a protective roof The maximum ambi ent temperature is 40 C if not stipulated otherwise Intrinsically Safe Circuits Erection instructions in the testing certificates of intrinsically safe apparatus are to be ob served The electrical safety values stipulated on the type label must
19. 2 D IP 65 T70 C Bases of the standards EN 50281 1 1 1999 The electric data and all other information are valid consistently for this supplement The test documentation is listed in test report Nr 04YEX551218 T V NORD CERT GmbH amp Co KG Hannover 17 02 2004 T V CERT Zertifizierungsstelle Am T V 1 0 30519 Hannover Tel 0511 986 1470 Fax 0511 986 2555 Der Leiter EC type examination Certificates without signature and official stamp shall not be valid The certificates may be circulated only without alteration Extracts or alterations are subject to approval by the TUV Hannover Sachsen Anhalt e V Page 4 of 8 Non authorized translation 2 Amendment to the Conformity Certificate Nr T V 99 ATEX 1488 Manufacturer G nnheimer Elektronic GmbH Dr Julius Leber Str 2 D 67433 Neuststadt Weinstra e The digital indicator type D122 can also be manufactured according to the examination protocol listed in the associated examination certificate The change concerns the enlargement around the types D122 PA 7 0 0 and D122 FF 7 0 0 for the binding to intrinsically safe field busses Profibus PA respectively FF H1 The application of the supplemental types can occur in explosion threatened areas Which requires devices of the category 2 By the application in areas of explosion threatened by dust the at most allowed ambient temperature is 65 C By the application in areas explosion threatened by gas is the maximum ambi
20. 55 Fax 49 0 511 986 1590 Seite 2 2 EG Konformit tserkl rung Declaration of conformity Declaration de conformite Communaut Europ enne Anbieter Supplier GOnnheimer Elektronic GmbH Fournisseur Gewerbegebiet Nachtweide Dr Julius Leber Stra e 2 67433 Neustadt Weinstra e Produkt D122 Product Anzeigeger t Z hler Produit Das oben beschriebene Produkt erf llt die Schutzanforderungen der folgenden EG Richtlinien the product described above complies with the following EG rules le produit d crit ci dessus accomplit CU r glementations 2004 108 EG 93 68 EWG 94 9 EG und ist konform mit and is in conformity with et est conforme DIN EN 60079 0 2010 Allgemeine Bestimmungen DIN EN 60079 11 2007 Eigensicherheit i DIN EN 60079 18 2005 Vergusskapselung m DIN EN 61241 1 2005 Schutz durch Geh use tD DIN EN 60079 27 2006 Feldbussystme FISCO FNICO EN 61000 6 4 Fachgrundnorm St raussendung Teil 6 4 Industriebereich EN 61000 6 2 Fachgrundnorm St rfestigkeit Teil 6 2 Industriebereich EN 60947 1 Niederspannungs Schaltger te zus tzliche Angaben additional information informations suppl mentaires Qualit tsmanagement System nach ISO EN DIN 9001 2008 Anerkanntes Qualit tssicherungssystem nach Richtlinie 94 9 EG EG Baumusterpr fbescheinigung EC Type certification Attestation d examen ce de type T V 99 ATEX 148
21. 8 Diese Konformit tserkl rung ist g ltig f r alle Produkte die nung in Verkehr gebracht werden Hi Neustadt den 11 03 2010 dem atum der Unterzeich j Gi nheimer Gesch ftsf hrer G nnheimer Elektronic GmbH EG Konformit tserkl rung Rev 1
22. Essential Health and Safety Requirements relating to the design and construction of equipment and protective systems intended for use potentially explosive atmospheres given in Annex Il to the Directive The examination and test results are recorded in the confidential report No 99 PX24090 Compliance with to essential Health and Safety Requirements has been assured by compliance with EN 50 014 1997 EN 50 020 1994 EN 50 028 1988 If the sign X is places after the certificate number it indicates that the equipment is subject to special conditions for safe use specified in the schedule to this certificate This EC type examination Certificate relates only to the design and construction of the specified equipment in accordance with Directive 94 9 EC Further requirements of this Directive apply to the manufacture and supply of this equipment The marking of the equipment shall include the following C9 112 1 G EEx ia IIC T6 bzw EEx m ib IIC T6 T V Hannover Sachen Anhalt e V Hannover 02 11 1999 T V CERT Zertifizierungstelle Am T V 1 D 30519 Hannover Der Leiter EC type examination Certificates without signature and official stamp shall not be valid The certificates may be circulated only without alteration Extracts or alterations are subject to approval by the T V Hannover Sachsen Anhalt e V Page 1 of 8 Non authorized translation 13 SCHEDULE 4 Ec TYPE Examination CERTIFICATE No T V 99 ATE
23. Ger tes sowie die verschiedenen zul ssigen Ausf hrungen sind in der Anlage zu dieser Baumusterpr fbescheinigung festgelegt 8 Der T V Hannover Sachsen Anhalt e V T V CERT Zertifizierungsstelle bescheinigt als benannte Stelle Nr 0032 nach Artikel 9 der Richtlinie des Rates der Europ ischen Gemein schaften vom 23 M rz 1994 94 9 EG die Erf llung der grundlegenden Sicherheits und Gesundheitsanforderungen f r die Konzeption und den Bau von Ger ten und Schutzsystemen zur bestimmungsgem en Verwendung in explosionsgef hrdeten Bereichen gem Anhang Il der Richtlinie Die Ergebnisse der Pr fung sind in dem vertraulichen Pr fbericht Nr 99 PX24090 festgelegt 9 Die grundlegenden Sicherheits und Gesundheitsanforderungen werden erf llt durch berein stimmung mit EN 50 014 1997 EN 50 020 1994 EN 50 028 1988 10 Falls das Zeichen X hinter der Bescheinigungsnummer steht wird auf besondere Bedingungen f r die sichere Anwendung des Ger tes in der Anlage zu dieser Bescheinigung hingewiesen 11 Diese EG Baumusterpr fbescheinigung bezieht sich nur auf die Konzeption und den Bau des festgelegten Ger tes gem Richtlinie 94 9 EG Weitere Anforderungen dieser Richtlinie gelten f r die Herstellung und das Inverkehrbringen dieses Ger tes 12 Die Kennzeichnung des Ger tes mu die folgenden Angaben enthalten 9 112 1 G EEx ia IIC T6 bzw EEx m ib IIC T6 T V Hannover Sachsen Anhalt e V Hannover 02 11 1999 T V
24. Limits lower limit min 10 C upper limit max 20 C 4 Hysterese 0 5 C low and high limit 5 Alarm monitoring circuit opening connection mode 6 Time delay 15 seconds Procedure gt One touch on the enter button quits the normal state and starts the input menu Enter the right code word using the arrow buttons Finally hit the enter button The menu interrogates for code 1 Lm dE The default code 1 is 0001 mM Scaling display and bargraph Join the scale menu pressing the enter button A gizil First set the position of the decimal point The position of the PRoS decimal point will be used for each parameter like display bar B ui u graph and limits Set the decimal point position after the second position because we will enter 2000 for the high scale point afterwards Fortunately the default setting is on the desired position so we can pass the item pressing the right button Now the scale point low view appears E iM H IL Confirm by pressing the enter button and enter the lower scale point 20 C as follows D122 A 4 Manual Page 17 Choose the negative sign pressing the up button Touch the right button to select the first figure Now hit the up button two times and the figure 2 will be adjusted Press the right button to select the next figure Hit the up button until the figure 0 appears Confirm the lower scale point pressing the enter but
25. X 1488 15 Description of equipment The digital indicator type D122 serves as direct indicator of measured values of intrinsically safe 4 20 mA current circuits in explosive endangered areas The maximum ambient temperature is 45 C in temperature class T6 and 60 C in the temperature class T5 Electrical details Supply and Exclusive connection to a certificated intrinsically safe signal current current circuit with the following highest values circuit Uj 65 V Terminal 1 2 li 160 mA Effective internal inductivity 40 uH Effective internal capacity 10 nF Only Type D122 T x x x Supply and Exclusive connection to a certificated intrinsically safe signal current current circuit with the following highest values circuit Uj 30V Terminal 1 2 li 160 mA Pi 1 6 W Effective internal inductivity 40 uH effective internal capacity 10 nF Terminals 3 4 Bridget Only TYP 122 x x x BM with additional protection type moulding and the sign EEx m ib IIC T6 bzw EEx m ib IIC T5 Input current Um 250 V and to connect to ground circuit wire EC type examination Certificates without signature and official stamp shall not be valid The certificates may be circulated only without alteration Extracts or alterations are subject to approval by the TUV Hannover Sachsen Anhalt e V Page 2 of 8 Non authorized translation Schedule EC Type Examination Certificate No T V 99 ATEX 1488 Any types Alarm cu
26. al types The electric data of the second supplement are changed as follows or complemented Electric data of the types D122 PA 7 0 0 D122 FF 7 0 0 D122 PA 7 0 3K and D122 FF 7 0 3K Signal and power supply circuit By the application in by gas explosion terminal 1 3 and 2 4 threatened areas in Ex protection Intrinsically safe EEx ia IIC Field device FISCO to the connection with a device according to the FISCO model or Only to the connection in certified intrinsically safe circuits Maximum ratings Uo 30 V lo 660 mA max reactances Lo O uH Co 0 nF By the application in by dust explosion threatened areas max limit input power Po 1 6 W The electrical data remains unchanged EC type examination Certificates without signature and official stamp shall not be valid The certificates may be circulated only without alteration Extracts or alterations are subject to approval by the TUV Hannover Sachsen Anhalt e V Page 7 of 8 Non authorized translation TUV NORD 3 Amendment to the Conformity Certificate Nr T V 99 ATEX 1488 The marking of the equipment 2 112 1 G EEx ia IIC T6 or T5 resp Il 2 D IP65 T70 C The marking of the further types remain unchanged The digital indicator type D122 according to the EC type certificate T V 99 ATEX 1488 incl 1 and this 2nd supplement also fulfils the demands of EN 50 014 1997 A1 A2 General directives EN 50 020 2002 Intrinsic
27. ally safe i EN 50 281 1 1 1998 A1 Electrical devices with protection by case construction and check DIN EN 60079 27 2006 Concept for intrinsically safe field bus systems FISCO and concept for non sparking field bus systems FNICO The test documentation is listed in test report Nr 06 YEX 553381 17 Special conditions for safe area None 18 Essential health and safety requirements No additional T V NORD CERT GmbH LangemarckstraBe 20 45141 Essen akkreditiert durch die Zentralstelle der L nder f r Sicherheitstechnik ZLS Ident Nr 0044 Rechtsnachfolger der TUV NORD CERT GmbH amp Co KG Ident Nr 0032 Der Leiter der Zertifizierungstelle Schwedt Gesch ftsstelle Hannover Am T V 1 30519 Hannover Tel 49 0 511 986 1455 Fax 49 0 511 986 1590 EC type examination Certificates without signature and official stamp shall not be valid The certificates may be circulated only without alteration Extracts or alterations are subject to approval by the TUV Hannover Sachsen Anhalt e V Page 8 of 8 1 COE EG Baumusterpr fbescheinigung 2 Ger te und Schutzsysteme zur bestimmungsgem en Verwendung in explosionsgef hrdeten Bereichen Richtlinie 94 9 EG 3 EG Baumusterpr fbescheinigungsnummer T V 99 ATEX 1488 4 Ger t Digitales Anzeigeger t Typ D122 5 Hersteller G nnheimer Elektronic GmbH 6 Anschrift D 67433 Neustadt Weinstra e Dr Julius Leber Str 2 7 Die Bauart dieses
28. display Alarm limit monitoring By means of intrinsically safe control circuits e g NAMUR or DIN Version D122 A 7 2 19234 Current control button Direct display of current in measurement circuit Intrinsically safe measurement circuit 4 20 mA Voltage drop ca 1V Measurement circuit limits No load Voltage U lt 65 V short circuit current I 160 mA Internal inductance lt 40 uH Internal capacitance 10 nF see EC type certificate Limits with zener Uy 250 V barrier option see EC type certificate Alarm monitoring By intrinsically safe control circuits limus No load Voltage U 30 V Short circuit current l lt 160 mA Pmax not greater than 850 mW Internal inductance lt 40 uH Internal capacitance is negligible see EC type certificate Explosion protection Ex ib IIC T6 Gb at ambient temperature 45 C Seen or Ex ib IIC T5 Gb at ambient temperature 60 C o Prtedioncass 6 O 0 1 2 digits referring to measure range Temperature 0 0196 of measure range K coefficient Ambient temperature limits 10 C 45 C for temperature class 6 or 10 C 60 C for temperature class 5 Indicators for 20 C ambient temperature on inquiry D122 A 6 Annex Page 26 6 2 Type code Device series D122 Control panel housing 48 x 96 mm s Control panel housing 72 x 144 mm Field housing 30 mm figure height Field housing 50 mm
29. dry inside of the origin package Disposal When the explosion proof multipurpose distribution switching and control units are eventually disposed of the national regulations governing the dis posal of waste materials in the country concerned must be rigorously ob served Repairs Defective parts may only be replaced by the Manufacturer or by personnel specially trained and supervised by the Manufacturer Only genuine spare parts from the Manufacturer may be fitted 6 7 Dimensions 140 71 total height 1 zzzxx gt x lt C CA9Ad sdXXOaO A D 140 125 Er o 4 ES 1 1 e lt O Y 2 r M16 x 1 5 Tl 1 NE 7 51 20 Figure 15 Field housing D122 A 6 Annex Page 28 6 8 List of Parameters The customer is free to use this chart for archiving the parameters of his indicator D122 Description Previous Value Display Decimalpointposition position en ln sele point play at 20 mA input cem SOAM TI Lowlimit limit C qub L Alarm connection of low Choice between normal open no Con L limit and normal closed nc Alarm connection of high Choice between normal open no Con H limit and normal closed nc Only on Option Sondersoftware Low scale point root func Display at 4
30. durch Staub explosionsgef hrdeten Bereichen bis zu Umgebungstemperaturen von 65 C Die Kennzeichnung daf r lautet Il 2 D IP 65 T70 C mit den Pr fgrundlagen EN 50281 1 1 1999 Die elektrischen Daten und alle weiteren Angaben gelten unver ndert f r diese Erg nzung Pr fungsunterlagen sind im Pr fprotokoll Nr 04 YEX 551248 aufgelistet T V NORD CERT GmbH amp Co KG Hannover 17 02 2004 T V CERT Zertifizierungsstelle Am T V 1 D 30519 Hannover Tel 0511 986 1470 Fax 0511 986 2555 dla Der Leiter Seite 1 1 BA 02 11 03 2 ERG NZUNG zur EG Baumusterpr fbescheinigung Nr TUV 99 ATEX 1488 der Firma G nnheimer Elektronic GmbH Dr Julius Leber Stra e 2 67433 Neustadt Weinstra e Das digitale Anzeigeger t darf k nftig auch entsprechend der im Pr fbericht aufgef hrten Pr fungsunterlagen gefertigt werden Die Anderung betrifft die Erweiterung um die Typen D122 PA 7 0 0 und D122 FF 7 0 0 f r die Anbindung an eigensichere Feldbusse Profibus PA bzw FF H1 Der Einsatz der erg nzten Typen kann in explosionsgef hrdeten Bereichen erfolgen die Betriebsmittel der Kategorie 2 erfordern Beim Einsatz in durch Staub explosionsgef hrdeten Bereichen betr gt die maximal zul ssige Umgebungstemperatur 65 C Beim Einsatz in durch Gas explosionsgef hrdeten Bereichen ist die maximale Umgebungstemperatur abh ngig von der Temperaturklasse der folgenden Tabelle zu entnehmen Temperaturklasse Bere bis
31. e 23 5 Flow charts D122 A O jmodro qr qan uono uuoo 199J9S arum MO uonoouuoo jo9 s op oum puny ya y apo vJop oum uni qan joopos Kejop our pung MOJ ipe Jop atun Jrw MOJ p s run quar srsoojsAq joojos u MOJ srse1ojsAu upa JUN MO sisa1ojsKq joojos jrum YU apo Yun uai 1o s Yun Mo apo gun or joo os Figure 13 Flow diagram limit menu D122 A 5 Flow charts ode Interrogate code Ta Calibration Ok e calibration pass 1 iV si 4 mA order 4 mA input current gt calibration pass 2 mA 20 order 20 mA input current T mad mm calibration pass 3 r Calibration menu END Figure 14 Flow diagram calibration menu false code word Page 24 D122 A 6 Annex Page 25 6 Annex 6 1 Specifications D122 A 7 Ex protection i II 2 1 G Ex ia IIC T6 Gb II 2 D Ex tb IP65 T 70 C Db Alarm limits display Via bargraph Versions D122 A 7 2 Flashing max or min
32. ent temperature depending on the temperature class according to the following table Temperature classe Ta T6 Up to 45 C T5 Up to 60 C Electrical data of the types D122 PA 7 0 0 and D122 FF 7 0 0 Signal and power supply circuit Ex protection Intrinsically safe EEx ia IIC terminal 1 3 and 2 4 only to the connection in certified intrinsically safe circuits Maximum ratings Uo 30 V lo 660 mA Po 1 6 W max reactances Lo 0 uH Co 0nF The electrical data remains unchanged EC type examination Certificates without signature and official stamp shall not be valid The certificates may be circulated only without alteration Extracts or alterations are subject to approval by the TUV Hannover Sachsen Anhalt e V Page 5 of 8 Non authorized translation 2 Amendment to the Conformity Certificate Nr T V 99 ATEX 1488 The marking of the equipment C9 112 1 G EEx ia IIC T6 or T5 resp Il 2 D IP65 T70 C The marking of the further types remain unchanged The digital indicator type D122 according to the EC type certificate T V 99 ATEX 1488 incl 1 and this 2nd supplement also fulfils the demands of EN 50 014 1997 A1 A2 General directives EN 50 020 2002 Intrinsically safe i EN 50 281 1 1 1998 A1 Electrical devices with protection by case construction and check All remaining data remain unchanged for this 2 Amendment The test documentation is listed in test report Nr O4YEX551692
33. er TUV 99 ATEX 1488 Gerat Digitales Anzeigegerat Typ D122 Hersteller G nnheimer Electronic GmbH Dr Julius Leber Stra e 2 Anschrift 67433 Neustadt Weinstra e Deutschland Auftragsnummer 8000553381 Ausstellungsdatum 10 10 2006 nderungen Das digitale Anzeigeger t darf k nftig auch entsprechend der im Pr fbericht aufgef hrten Pr fungsunterlagen gefertigt werden Die nderung betrifft die Erweiterung um die Typen D122 PA 7 0 3K und D122 FF 7 0 3K f r die Anbindung an eigensichere Feldbusse Profibus PA bzw FF H1 als 3 kanaliger Anzeiger Der Einsatz der erg nzten Typen kann in durch Gas oder Staub explosionsgef hrdeten Bereichen erfolgen die Betriebsmittel der Kategorie 2 erfordern Die Angaben zur zul ssigen Umgebungstemperatur gelten unver ndert entsprechend der zweiten Erg nzung auch f r die erg nzten Typen Die elektrischen Daten der zweiten Erg nzung werden wie folgt ge ndert bzw erg nzt Elektrische Daten der Typen D122 PA 7 0 0 D122 FF 7 0 0 D122 PA 7 0 3K und D122 FF 7 0 3K Signal und Versorgungsstromkreis Beim Einsatz in durch Klemme 1 3 und 2 4 explosionsgef hrdete Bereiche Z ndschutzart Eigensicherheit EEx ia IIC FISCO Feldger t zum Anschluss an ein Ger t entsprechend dem FISCO Modell oder zum Anschluss an bescheinigte eigensichere Stromkreise H chstwerte U 30V l 660mA wirksame innere Induktivit t L 0 uH wirksame innere Kapazit t C 0 nF Beim Einsatz in durc
34. figure height Aluminum Field housing 30 mm figure height Additional option Internal zener barrier amma anama Banner dtu BM Internal two wire readings recorder MM MU 1 Not suitable for D122 x 0 x x 2 For flied housings only a combination with internal zener barrier BM is not possible 6 3 Material specification Noryl injection die casting Noryl injection die casting ABS injection die casting ABS injection die casting Aluminum die casting 6 4 Marking CE 0044 D122x 7x 0 II 2 G EEx ia IIC T6 at Ta lt 45 C Il 2 G Ex ia IIC T6 Gb at Ta lt 45 C D122 x 7 x MU II 2 G EEx ia IIC T5 at Ta lt 60 C Il 2 G Ex ia IIC T5 Gb at Ta lt 60 C MN Il 2 D Ex IP65 T70 C Il 2 D Ex tb IIIC IP65 T70 C Db I 2 G EEx ia ib IIC Te at Ta lt 45 C II 2 G Ex ia ib IIC T6 Gb at Ta lt 45 C D122 x 7 x BM II2G EEx ia ib IIC T5 atTa lt 60 Il2 G Ex ia ib IIC T5 Gb atTa lt 60 C Il 2 D Ex IP65 T 70 C Il 2 D Ex tb IIIC IP65 T70 C Db D122 A 6 Annex Page 27 6 5 Failure messages At startup Message Symptom Bug fix Error 1 Error general device fault Turn off an turn on the device if the fault remains send the device back to G nn heimer 6 6 Transport Storing Repairs und Disposal Transport Vibration free in origin package do not pitch handle carefully Storing Store the device
35. ged by pressing any of the buttons The procedure to enter a value is shown in the flow diagram Value input menu see figure 11 After connecting the indicator D122 starts to initialise its configu ration The configuration data is stored in an internal EEPROM due to the previous run By the first start the D122 indicator initial ises the default configuration Directly past starting sequence the indicator begins to display the measured current digital and analogous on the bargraph This state is called the normal state of the D122 and the indicator is also ready for inputs See also flow diagram in figure 7 Pressing and holding the up button current control button the display shows the present current and the mA symbol See also flow diagram in figure 7 Only for indicators with the alarm monitoring option One touch on the right button starts the limit view menu See also flow diagram in figure 9 The display limit low appears on the screen Press the enter button to watch the value of the lower limit For passing the low limit press the right button The menu changes to the high limit The screen shows now limit high Con firm with the enter button to display the value of the upper limit Pressing the right button for a second time quits the limit view menu and returns to normal state During watching the limit values it is possible to manipulate them by pressing the enter button The view changes to the
36. h Staub explosionsgef hrdete Bereiche ist die max Eingangsleistung zu begrenzen 1 6W Die elektrischen Daten der weiteren Typen gelten unver ndert P17 F 006 06 06 Seite 1 2 BA 02 07 06 1 000 000 TUV NORD 3 Erg nzung zur Bescheinigungsnummer T V 99 ATEX 1488 Kennzeichnung des Pr fgegenstandes 112 1 G EEx ia IIC T6 bzw T5 bzw Il 2 D IP 65 T70 C Die Kennzeichnung der weiteren Typen gilt unver ndert Das digitale Anzeigeger t Typ D122 gem der EG Baumusterpr fbescheinigung TUV 99 ATEX 1488 incl der 1 bis 3 Erg nzung erf llt die Anforderungen der EN 50014 1997 A1 A2 Allgemeine Bestimmungen EN 50 020 2002 Eigensicherheit i EN 50 281 1 1 1998 A1 Elektrische Betriebsmittel mit Schutz durch Geh use Konstruktion und Pr fung DIN EN 60079 27 2006 Konzept f r eigensichere Feldbussystemw FISCO und Konzept f r nichtz ndf hige Feldbussysteme FNICO Die Pr fungsunterlagen sind im Pr fbericht Nr 06 YEX 553381 aufgelistet 17 Besondere Bedingungen keine 18 Grundlegende Sicherheits und Gesundheitsanforderungen keine zus tzlichen T V NORD CERT GmbH Langemarckstra e 20 45141 Essen akkreditiert durch die Zentralstelle der L nder f r Sicherheitstechnik ZLS Ident Nr 0044 Rechtsnachfolger der TUV NORD CERT GmbH amp Co KG Ident Nr 0032 Der Leiter def Zertifizierungsstelle Schwedt Gesch ftsstelle Hannover Am T V 1 30519 Hannover Tel 49 0 511 986 14
37. ib IIC T6 bzw EEx m ib IIC T5 Eingangsstromkreis Kabelschwanz U m 250 V und zum Anschluss an den Potenzialausgleich Seite 2 3 16 17 18 rih Anlage EG Baumusterpr fbescheinigung Nr T V 99 ATEK 1488 alle Typen Grenzwertstromkreise in Z ndschutzart Eigensicherheit EEx ib IIC Klemme 5 6 7 8 nur zum Anschluss an bescheinigte eigensichere Stromkreise mit folgenden H chstwerten f r Schaltausg nge U 30 V i 160 mA P 850 mW bzw f r Schalteing nge U 3 V wirksame innere Induktivit t 40 uH die wirksame innere Kapazit t ist vernachl ssigbar klein Alle eigensicheren Stromkreise sind voneinander bis zu einem Scheitelwert der Nennspannung von 90 V sicher galvanisch getrennt Beim Typ D122 x x x BM ist der Eingangsstromkreis intern mit dem Versorgungs und Signalstromkreis verbunden Pr fungsunterlagen sind im Pr fbericht Nr 99 PX24090 aufgelistet Besondere Bedingung keine Grundlegende Sicherheits und Gesundheitsanforderungen keine zus tzlichen Seite 3 3 BA 02 03 02 s 1 ERGANZUNG zur EG Baumusterpr fbescheinigung Nr TUV 99 ATEX 1488 der Firma G nnheimer Elektronic GmbH Dr Julius Leber Str 2 D 67433 Neustadt Weinstra e Das digitale Anzeigeger t Typ D122 darf k nftig entsprechend den im Pr fbericht aufgelisteten Unterlagen gefertigt und betrieben werden Die nderungen betreffen die Erweiterung um den Typ D122 x 7 x x und den Einsatz dieses Typs in
38. itter for head mounting according to DIN 43729 type B max height 30 mm With this option it is possible to connect a sensor e g a PT 100 directly to the digital indicator D122 Customer can specify or provide the desired transmitter by order This option is only available for indicators with field housing The depth of the field housing is in creased from 64 to 82 mm A combination with the internal zener barrier option is not possible D122 A 3 Installation and Connection Page 7 2 7 Special software option Indicators D122 AS as well as totalizers D122 ZS have a special software option With this option it is possible to use these devices in any individual cases of measurement and indication 2 8 Curve fitting The curve fitting software indicates the measure current in a non linear way Consider the applica tion of a filling level meter for a sphere tank The measure current is linear to the filling height of the liquid Nevertheless the function between the filling height and the volume is non linear as shown in the figure below A Sr y volume N N gt A Pd Pd Volume aD D a L 2 4 4 d filling height vy To get the correct quantity indication you require a list of points which shows the connection be tween measure current and associated quantity inside of the tank The curve fitting software of the D122 XS interpolates the curve between these points on
39. nnecessary The indicator measures the current scales the measured value and displays finally the result on the LCD For trend analysis the measured signal is also be displayed on a 41 segment bargraph It s possible to scale the bargraph separately to the digital value The indicator D122 is available in several hous ings Furthermore with alarm monitoring option the indicator has two intrinsically safe alarm outputs These outputs change their state when the measured value exceeds his alarm limits It s possible to choose open circuit or closed circuit connection Additional the alarm limits appear graphically on a second bargraph On one look you re sure that the measured value is in its limits 2 3 Features overview 2 3 1 Basic functions Loop powered digital Indicator Connect like passive analogue indicators voltage drop ca 1V LC Display up to 50 mm figure height Scale by buttons and display Fast bargraph for trend observation 41 segments refresh 4 times per sec ond e Separately scaleable Bargraph Zoom e Several housings available control panel and field housing 2 3 2 Options e Alarm monitoring two intrinsically safe alarm outputs and an additional limit bargraph on the display e Limit functions with hysteresis and time delay e Field housing with additional 27 PG Connector 2 4 Conformity with Standards The explosion proof indicators type D122 meets requirements of listed standards in the attachment
40. re 10 To pass the scale menu press the right button The following sub menu is called limit menu This menu is naturally only available for indicators with the alarm monitoring option In the limit menu the user enters the limits as well as the hys teresis and the time delay of the alarm outputs See also flow diagram in figure 13 D122 A a 1 1 ll m OL Ll mji im gt Caution End O Note 4 Manual Page 14 The next two following items allow to manipulate the words for code 1 and code 2 The enter button confirms the input and the corresponding code appears in edit mode Remember that the code word 0000 switches off the code 2 Finally its possible to calibrate the indicator with the following sub menu called calibration menu See flow diagram in figure 14 The indicator is already calibrated ex works In general a further calibration is not necessary and only experienced persons are allowed to calibrate it False cali bration will result senseless Indication To start calibration enter the code word 0123 Now we reach the end of the input menu Confirm the end with the enter button The indicator switches back to normal state If you want to repeat the input menu press the right button If an invalid value is entered for any of the parameters you will not be able to quit the input menu Instead the program switches automatically into edit mode to the found valid value
41. rm by hitting the enter button Now define the circuit opening connection first for the low alarm limit Choose the circuit opening connection nc normal closed using the up button and confirm by pressing enter button Define the circuit opening connection for the upper alarm monitor by the same procedure Confirm by hitting the enter button and quit the limit menu We pass simply the following menu items manipulate code words and calibrate using the right button Finally quit the scale menu hitting the enter button The indicator is back in normal state The changes are immedi ately active and will be stored after turn off disconnecting the indicator Page 19 5 Flow charts START Flow charts D 122 A D122 A 5 ANA NUSU MOLA AUT yu MOT lt lt Yun usn Ay pow Ay pou I I il jeSonoui 4 P H yu MO Kejds p 2 gt x 5 5 yum Ao joo os LAMIS NUJU MA Figure 7 Flow diagram normal state nun Figure 8 Flow diagram limit view D122 A Interrogate code 1 Ok 5 Flow charts false code word select limit menu
42. rrent circuits Terminal 5 6 7 8 Outputs Inputs Exclusive connection to a certificated intrinsically current circuit with the following highest values each current circuit U 30V l 160 mA P 850 mW U 30V Effective internal inductivity lt 40 uH the effective internal capacity is negligibly small All current circuits are safe gavanically separated up to a nominal voltage of 90 V to each other The input current circuit by the type D122 x x x BM is internally connected to the supply and signal circuit 16 Report No 99 PX24090 17 Special conditions for safe area None 18 Essential health and safety requirements No additional EC type examination Certificates without signature and official stamp shall not be valid The certificates may be circulated only without alteration Extracts or alterations are subject to approval by the TUV Hannover Sachsen Anhalt e V Page 3 of 8 Non authorized translation 1 Amendment to the Conformity Certificate Nr T V 99 ATEX 1488 Manufacturer G nnheimer Elektronic GmbH Dr Julius Leber Str 2 D 67433 Neuststadt Weinstra e The digital indicator type D122 can also be manufactured according to the examination protocol listed in the associated examination certificate The changes concern the enlargement around the type D122 x 7 x x and the application of type in explosion areas by dust up to ambient temperatures of 65 C The marking for it is Il
43. ton Now the item appears Repeat the input procedure for the upper scale point like the lower scale point Enter 3000 for the upper scale point Confirm by hitting enter button Enter the upper scale point correct figured as big as possible the first figures should not be 0 In this case you get most precision of the indicator Now scale the bargraph Hit the enter button Enter 0500 5 C for the lower bargraph scale point Confirm by hitting the enter button Enter 2500 25 C for the upper bargraph scale point Hitting enter button accepts and quits the scale menu M Limits Hysteretic curve and time delay Start limit menu by pressing the enter button Press the enter button for a second time and enter 1000 10 C for the lower limit using the arrow buttons Confirm by hitting the enter button Remember that the decimal point position is already set 4 Manual Page 18 Press the enter button and enter 2000 20 C for the upper limit Confirm by hitting the enter button To select the hysteresis of the lower limit press the enter button Now enter 0050 0 5 C using the arrow buttons and confirm with the enter button To select the hysteresis of the upper limit press the enter button Now enter 0050 0 5 C using the arrow buttons and confirm with the enter button Now press enter button to activate the time delay Enter 0015 15 seconds for both limits Confi
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