Produktbeschreibung D 122.Z vers 1.5 english
Contents
1. AS Totallzer Ar ee nina Z Totalizer with curve fitting option ZS Housing Control panel housing 48 x 96 mm ssssss 0 Control panel housing 72 x 144 mm ssssss 3 Field housing 30 mm Ziffernh he 5 Field housing 50 mm Ziffernh he 6 Digital output Vires sasa saa aan een 0 with 2 digital outputs arta a 2 with reset input and pulse output oocccccccccncoconccccccnnccnnnnnnnannnnnos 3 Additional option Internal Zener Danner ce anna ana nenn CR FEDERE don BM 7 6 Index E p alarm limit monitoring 25 eX WOIKS ia Laa en naga ag eaaa 6 precision raaa 9 14 prescale factor 11 14 _R__ LH present measure value 7 B H PTB nrs ns 25 bargraph 2 3 6 9 13 14 hysteresis 3 6 10 12 15 R C L OSO nasa etit 6 8 closed circuit connection 2 limit high 8 configuration 8 9 limit view eese 18 S configuration example 13 limit view menu 8 9 control panel housing 4 lower scale point 13 14 scale 2 6 9 13 14 15 20 creep suppression 11 starting eret 8 current control button 7 M Startir2. View scale point at Enter the 5 mA measure cur cale poi Peor bareraph Edit Bargraph scale point 1 low position low position please wait position gt 5 f bargraph high position yu Select bargraph Edi bargraph high position igh position View scale point at Enter the 20 mA measure cur scale point mal nl Figure 11 Flow diagram extended scale menu G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de D 122Z 5 Flow charts Page 23 EH Enter prescale factor Ix deas Enter creep suppression D122 2 x 3 Pulse terminal yes Pulse terminal no uice fermer N Monitoring of the limit triggerd by sum no rd by sum ye Digital output as Limit Configuration of none Limit refer to Limit refer to the pulse signal output monitoring the digital output the present value sum D122 Z x 0 gt Figure 12 Flow diagram total menu edit values enter code first figure second figure is selected is sele
3. lower limit Figure 4 Hysteresis low alarm alarm monitoring upper limit hysteresis at upper limit on off measured value gt gt upper limit Figure 5 Hysteresis high alarm Time delay alarm monitoring upper limit The span of time t is the differ t ence between the first exceeding IMS deV of the measurement above the upper limit and the switching of on the high alarm For the low alarm exists an analogous t off time gt measured value upper limit 4 time H gt b moment of first exceeding Figure 6 Time delay max respectively min If the measured current falls below the high limit during t the ts V Note timer resets G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de D 122 2 4 Manual Page 14 4 4 Configuration example For a successful parameter input see the following example of a flow measurement with alarm moni toring T Situation T Adjustment 10g min 100g min To Re IS e Alarm by reaching a 2 Bargraph 010 0 g min 100 0g min throughput rate of 50 kg 3 Limits Limit relates to the sum Limit f 50k e creep suppression 4 TENE ds Imi 12g min creep suppression 0 g min 5 Alarm monitoring circuit opening connection Procedure mode One touch on the enter button quits the normal state and starts 3 the input menu The menu interrogates for code 1 odE T
4. 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 65 V i 160 mA wirksame innere Kapazit t 10 nF wirksame innere Induktivit t 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 160 mA P 16 W wirksame innere Kapazit t 10 nF wirksame innere Induktivitat 40 uH gebr ckt nur Typ D122 x x x BM mit zus tzlicher Z ndschutzart Vergusskapselung und der Kennzeichnung EEx m ib IIC T6 bzw EEx m ib IIC T5 Eingangsstromkreis Kabelschwanz U 250 V und zum Anschluss an den Potenzialausgleich Seite 2 3 16 17 18 nh Anlage EG Baumusterpr fbescheinigung Nr T V 99 ATEX 1488 alle Typen Grenzwertstromkreise in Z ndschutzart Eigensicherheit EEx ib IIC Klemme 5 6 7 8 nur zum Anschluss an bescheinig
5. Figure 14 Flow diagram limit menu Email info goennheimer de phone 49 6321 49919 0 fax 41 Gonnheimer Elektronic GmbH D 122Z 5 Flow charts KA Calibration false code word Ok t calibration pass 1 gt 4 mA order 4 mA input current TA calibration pass 2 order 20 mA input current calibration pass 3 Calibration menu END Figure 15 Flow diagram calibration menu G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Page 25 Email info goennheimer de D 122 2 6 Appendix Page 26 7 Appendix 7 1 Specifications Alarm limits display Via bargraph Versions Flashing max Or min sign D122 Z L1 2 Alarm By means of intrinsically safe control circuits e g NAMUR or DIN 19234 limit monitoring Version D122 A 0 2 present measure Direct display of present measure value in measurement circuit value button Measurement cir Intrinsically safe measurement circuit 4 20 mA Voltage drop ca 1V cuit Measurement cir No load Voltage U lt 65 V short circuit current Ik lt 160 mA Zu im Internal inductance lt 40 uH Internal capacitance lt 10 nF see certificate T V 99 ATEX 1448 Alarm monitoring By intrinsically safe control circuits limits No load Voltage U 30 V short circuit current Ik lt 160 mA Pmax not greater than 850 mW Internal inducta
6. 21 49919 0 fax 41 Email info goennheimer de D 122 2 5 Flow charts Page 22 Alternative extended scale menu for special software option only decimalpoint position a p Select decimal et position point position Branch to the present scale mode operation mode ki root interpolation Root scaling Ri gt il M nine Hima 5 In A Floja le Scalepoint low Interpolation type square interpolation linear interpolation Tootpoint low A A Select low 5 e Select the type Square interpolation Linear interpolation Select the lowest Edit lowest inter point scale point a s 9 of interpolation with 33 points with 17 points point of root interp at 4 mA measure cur ial support poi Enter the rootpoint high y S Edit high scale point Entering View scal inter the Select the highest Edit highest inter point scale point at 20mA measure cur desired points 4 mA measure cur scale point point of root interp Cat 4 mA measure cur E ra al pad
7. 4 Parameter list The customer is free to use this chart for archiving the parameters of his indicator D122 Parameter Description previous Value y eO KT howsaepom __ Dipieyaramanp namen scat kan soae pon Dapeyat2omanputemen scan LIONEL II NANI NNNM GN Total menu I Prescale factor Dvides the actuell measured value I FAC to scale the sum Creep suppression To ignore transductor signals below StArt this value Alarm refer to the sum LIS Y or refer to the present measure LIS n value Low limit limit o qui L i CONE EI CCT aa CACA jasa nc no 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 mA input current roo L tion High scale point root func Display at 20 mA input current Pp A tion G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de D 122 2 6 Appendix Page 29 linear or square Choice between linear or square INTER In33 In17 Interpolation Interpolation o 480 G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de D 122 2 75 Type code 6 Appendix Page 30 Device series D122 Device Rf Terza T MER TTE A Indicator with curve fitting option
8. 5 C in temperature class T6 and 60 C in the temperature class T5 Electrical details Supply and sig nal current circuit Terminal 1 2 Only Type D122 T x x x Supply and sig nal current circuit Terminal 1 2 Terminals 3 4 Exclusive connection to a certificated intrinsically safe current cir cuit with the following highest values U 65V 160 mA Effective internal inductivity 40 uH Effective internal capacity 10 nF Exclusive connection to a certificated intrinsically safe current cir cuit with the following highest values U 30V l 160 mA P 1 6 W Effective internal inductivity 40 uH effective internal capacity 10 nF 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 circu it wire Um 250 V and to connect to ground 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 32 of 3 Schedule EC Type Examination Certificate No T V 99 ATEX 1488 Any types Alarm current circu its 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
9. User s manual Totalizer with current input loop powered Software version 1 6 User s manual for totalizers D 122 Z 0 0 D 122 2 0 2 D 122 2 3 0 D 122 2 3 2 D 122 2 5 0 D 122 72 5 2 3 Dr Julius Leber Stra e 2 G onn h eimer iini 67433 Neustadt Weinstra e ate Postfach 10 05 07 E e ktro n ic G m b H anagementsystei 67405 Neustadt TUM phone 49 6321 49919 0 fax 49 6321 49919 41 http Avww goennheimer de Email info goennheimer de D 1222 User s manual Page 1 Table of contents 1 Operation instruction for Explosion protected control panels ssesss 2 2 Totalizer with current input D 122 Z ruusuunnsansnannnnnnnnnnnnnnnnannnnnnnnnnnnnanannnnnnnnnnnnnnnnannnnnnnnnnnn nn 3 2 1 Short descriptions ib ERREUR RI TE Lb f e Hs 3 2 2 Features OVerviBW ina de OR D e e o Ete ee A EH es 4 3 Installation and Connect inicias 5 SEL NN 5 32 KANG GUNG E A 6 EE MEE een nee een 7 A Operating Manual POFBEFBESELERAFFPESPPERRPPEEEEFRRRSEREFFEGFFESFFEEFEEEFFERESTREFFELEFERFFRERTFEFFELEREEFFEEIEREFFEEFERLEFFERERETFELFEETFEEEE 8 4 1 Front view and push Keys ieiie iine den n EX RIAR ARR ERR ince KAEN daba dada daban BA a Ea 8 4 2 GContig ration iiia Ed ERR AGREE MAK ET NGA dad RR ERI RENE A RC RENTRER eke 9 43 Parameter input illustration sss sessi uh gagang rennen nna 12 4 4 Configuration example n ebbe cioe e ibant ied oce Da e
10. bH Start the limit menu by pressing the enter button The device skips the input of the lower limit because the limit refers to the sum The upper limit input appears After hitting the enter button enter the limit 0050 0 50 kg using the arrow buttons Confirm by hitting the enter button The hysteresis and time delay are also skipped Now choose the circuit opening connection nc normaly closed using the up button and confirm by pressing enter button 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 totalizer is back in normal state The changes are immedi ately active and will still be active after power off disconnecting the totalizer phone 49 6321 49919 0 fax 41 Email info goennheimer de D 122 A 5 Special software Page 17 5 Option special software The indicator D122 AS as well as the totalizer D122 ZS have a special software option With this op tion it is possible to use this devices in any individual cases of measurement and indication M Cure 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 But the function between the filling height and the volume is non linear as shown in the figure below volume V
11. cted first figure second figure is modified is modified sign first figure second figure is modified is modified is modified Y etc etc etc Figure 13 edit mode G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de Page 24 5 Flow charts D 122 2 qum y3q Uonooeuuoo JONAS Suruedo jmouro aun MOT uoroeuuoo joo ss oum pur y3q upa ejop oum run YS joe es Kejop our yung MOT pe op dum rum MO joo os jrun yS ty siso1e sKq joopos UMN MOT srse1ojsKq ps yung MOT srso1ojs q joo os yr qarq npo grum y3q 199195 MUN MO Ipa aun MO joo os WNS 0 S19joJ SUIT sirung UIA 1OZI EIO L onqeA ounseoui juosoJd 0 S10J01 SUNT Syrum YUM 1ezI ejo p g Y youelg euonpuos
12. d have the dimension kg The right prescale factor is V lt i 60000 6 10 6E4 EUM sos El According to this example the prescale factor V changes to 1000 1E3 for a transductor sig nal with the dimension g s respectively 3600 000 36E5 for a transductor signal with the di mension g h m Note l The format of the prescale factor V is the exponent notation i e T the figures in front of the zeros of V lie by the exponent notation in front of the E and the quantity of the zeros lie behind the E VI Creep suppression StArt In some cases it will be neces Term of the sum sary to ignore a transductor signal 4 above 4 mA This threshold level is named creep suppression value The figure on the right hand shows its function Edit the creep suppression value in the total menu measurement value creep supression value Figure 3 Creep suppression G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de D 122 2 4 Manual Page 13 VI Hysteresis and time delay HyStE naturally only available when the limits refers to the present measured value D122 Z x 2 Hysteresis alarm monitoring lower limit A A hysteresis prevents an un wanted fast switching of the alarm outputs gt on The switching behaviour of the lower alarm min shows figure 4 off measured value The switching behaviour of the gt upper alarm max shows figure k
13. dure will take some time See also flow diagram in Figure 11 G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de D 122 2 5 Flow charts Page 18 6 Flow charts Reset and Limit view menu m 4 F present measure control view Figure 7 Flow diagram normal state G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de D 122 2 Limit view menu START Totalizer without limits Totalizer with limits 5 Flow charts limits refers to present measure value LH select limit low F3 O O_ TI gu false b Web jh interrogate code word ns I Ok el modify low limi Y limit refers to sum Figure 8 Flow diagram limit view G nnheimer Elektronic GmbH limit high interrogate I code 2 y a ol ok el modify high limit Y A false code word phone 49 6321 49919 0 fax 41 reset select counter RESET i Il l el jh o A false interrogate I code word code 2 I Ok Counter sum is zero Page 19 Limit view menu END Email in
14. e Eae ei E gue 14 5 Option special software entente retener Cot Ree px ER anna gun E RR DR CR Ran Ea hen 17 EB d AULEM 18 T Dome EME 26 V Specifications to a al hati naa ei ah che id abut xt eet Mes 26 7 2 Errormessages oie nei de REL qo He ee BR Ro Ho KEWANTEN A RR RR de Runde RR Rud eR Ro nn d 27 3 DIMENSIONS Rm 27 7 4 S Paramelerlists is d D UD RUEDA ed es 28 FQ A e tap di HR iin tee a MT E ER e ae oia ee 30 EET yamr c 30 G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de D 1222 User s manual Page2 1 Operation instruction for Explosion protected control panels 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 ENGO 079 14 electrical apparatus for potentiality explosive atmospheres It can be used in hazardous locations which are hazardous due to gases and vapours according to the explosion group and temperature class as stipulated on the type label When installing and operating the explosion protected distribution and control panels the respective nationally valid regulations and requirements are to be observed General Instructions The control panel has to have a back up fuse as stipulated The mains connection must have a sufficient
15. ed calibration menu See flow diagram in Figure 15 The totalizer is already calibrated ex works In general a further calibration is not necessary and only experienced persons are allowed to calibrate it Now we reach the end of the input menu Confirm the end with the enter button The totalizer 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 invalid value phone 49 6321 49919 0 fax 41 Email info goennheimer de D 1222 4 Manual Page 12 4 3 Parameter input illustration VI Prescale factor determination I fac The totalizer D122 Z adds the measured values to a sum and displays it The measured value always refers to second so it is possible to sum short count events Recording for a long time the sum gets considerable bigger as the dimension of the present value To adjust the summation to each application a prescale factor I fac divides the sum to the desired range Using the prescale factor it is possible to adjustthe dimension of the instantaneous value to the desired dimension of the sum The prescale factor V is defined by V desired dimension of sum dimension of the measured value or Es Eu s Example An measuring transductor has an output signal with the dimension g min The sum shoul
16. es should not be 0 In this case you get the maximum precision of the totalizer Now scale the bargraph Hit the enter button Enter 0100 10 g min for the lower bargraph scale point Confirm by hitting the enter button Enter 1000 100g min for the upper bargraph scale point Hitting enter button accepts and quits the scale menu M Prescale factor and creep suppression TOTAL FAC StArt LIS Y ON TI I G nnheimer Elektronic GmbH Start total menu by pressing enter button Press enter button a further time to edit the prescale factor Enter the value 6E4 60 000 using the arrow buttons To de fine the correct prescale factor see paragraph 4 3 Confirm by hitting the enter button Press now the enter button to edit the creep suppression value Use the arrow buttons to enter 0120 12 g min Confirm by hitting the enter button Finally let the alarm monitoring refer to the sum Select LIS Y using the arrow buttons and confirm with the enter button phone 49 6321 49919 0 fax 41 Email info goennheimer de D 122 2 PUL 4 Manual Page 16 Totalizer with external reset and current flow signal option D122 Z x 3 have additional the option to configure the digital output Pass this menu item using the right button to keep the default setting pulse output no false M Limits Hysteresis and time delay LI LI H Con H MI E m 5 o M G nnheimer Elektronic Gm
17. examination and test results are recorded in the confidential report No 99 PX24090 Compliance with to essential Health and Safety Requirements has been as sured 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 equip ment 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 construc tion 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 112 1 G EEx ia IIC T6 bzw EEx m ib IIC T6 TUV Hannover Sachen Anhalt e V Hannover 02 11 1999 TUV CERT Zertifizierungstelle Am TUV 1 TUR 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 TUV Hannover Sachsen Anhalt e V Page 31 of 3 13 14 SCHEDULE EC TYPE Examination CERTIFICATE No T V 99 ATEX 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 4
18. figure height Scale by keyboard and Display 41 segment bargraph for present value observation Bargraph is scaleable separately Several housings available control panel and field housing Options D122 Z x 2 e Alarm monitoring two intrinsically safe alarm outputs on the display e Limit functions with hysteresis and time delay e Field housing with additional 29 PG Connector Options D122 Z x 3 e Digital input to receive an external reset signal e Digital output with 2 configurations as an sum limit monitor and as quantity proportional pulse signal Curve fitting Option D122 xS e Root function e Curve fitting with any monotone function by using a list of points Explosion protection In accordance with CENELEC specifications e DIN EN 50014 A1 Ab VDE 0170 0171 Part 1 1 87 general regulations e DIN EN 50020 A1 A5 VDE 0170 0171 Part 1 1 87 intrinsically safety explosion protection type e E Exib IIC T6 at ambient temperature up to 50 C or E Ex ib IIC T5 at ambient temperature up to 65 C G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de D 122 2 3 Installation and Connection Page 5 3 Installation and Connection 3 1 Mounting Instructions M Control panel housing D 122 Z 0 and D 122 Z 3 The totalizers D122 Z 0 and D 122 Z 3 are predicated for installation in a control panel How to insert Insert the dimension symbol icon before mounting Do this by first remo
19. fo goennheimer de D 122 2 code 5 Flow charts Interrogate 1 BAL select Totalizers Page 20 false code word m Ll without limits Fl select limit menu HU0U code 1 p DUOU code 2 rA iV PAL select calibration menu n Calibration menu End quit input menu No Figure 9 Flow diagram input menu 9 Yes G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de D 1222 5 Flow charts Page 21 dPPoS een select decimal point position gt EIS edit low scale point 4 mA measure cur i led select edit high cale point high scale point 20 mA measure cur ins J BAr L ize select bargraph edit bargraph low position low position EJS select bargraph edit bargraph high position high position gt a Scale menu END Figure 10 Flow diagram scale menu G nnheimer Elektronic GmbH phone 49 63
20. 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 Ex 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 CERT Zertifizierungsstelle Am T V 1 D 30519 Hannover mi Der Leiter AP CERTNORD 10 98 Diese EG Baumusterpr fbescheinigung darf nur unver ndert weiterverbreitet werden Ausz ge oder nderungen bed rfen der Genehmigung des TUV Hannover Sachsen Anhalt e V Seite 1 3 13 Tih ANLAGE 14 EG Baumusterpr fbescheinigung Nr T V 99 ATEX 1488
21. he default code 1 is 0001 Enter the right code word using the arrow buttons Finally hit the enter button W Scaling display and bargraph Join the scale menu pressing the enter button SCAL First set the position of the decimal point The position of the d P PoS decimal point will be used for each parameter like display bar x graph and limits Set the decimal position after the third position count from left gt side because we will enter 1000 100 g min for the high scale point afterwards Choose the enter button to edit the decimalpoint position and press the right button for three times Confirm with the enter button Now the scale point low view appears Edit by pressing the enter button and enter the lower scale point 0100 10g min as follows Press the right button for two times to select the second figure G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de D 122 2 E 5 bAr L bAr H 4 Manual Page 15 Now the figure 4 blinkes Hit the up button until the figure 1 will be adjusted Confirm the lower scale point pressing the enter button Now the tem appears Repeat the input procedure for the upper scale point like the lower scale point Enter 1000 100 g min for the upper scale point Confirm by hitting enter button Enter the upper scale point correct figured as big as possible the first figur
22. hit the enter button The totalizer is now back in normal state Pass the counter reset by pressing the right button the totalizer returns to normal state too While watching the limit value it is possible to manipulate it by pressing the enter button The view changes to the I Edit mode A blinking segment appears below the sign place Pressing the 234 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 8 M Code protection Before the menu gets to the edit mode the code 2 must be en CodE tered to prevent a modification by unauthorised persons Entering a wrong code word stops the limit view menu immedi ately y N t The default code 2 is 0002 ote 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 To change the code you must enter the input menu later in this chapter M Parameter entering See also flow diagram in Figure 9 Back in the normal state of the totalizer we start the Input menu by pressing the enter button menu enter the code 1 default 0001 Its impossible to switch off the code 1 interrogation After entering the right code word the totalizer proposes to join the The configuration of the totalizer is protected against manipu C od lations by unauthori
23. ig es 6 D MOUNIING nenn 4 decimal point 13 N temperature 3 25 decimalpoint 13 time delay 3 10 12 14 15 dimension symbol 4 NAMUR nn 25 totalizer 2 3 7 8 11 15 NOVI aana aaa eaaa anane en nean 25 transductor 11 G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de 1 2 3 9 10 11 12 nn 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 T V 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 noti fied 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 Essential Health and Safety Requirements relating to the design and con struction of equipment and protective systems intended for use potentially ex plosive atmospheres given in Annex Il to the Directive The
24. 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 33 of 3 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 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
25. les Anzeigeger t G nnheimer D1 22 A 3 2 Elektronic GmbH 67433 Neustadt Weinstr Z ndschutzart E Ex ib IIC T6 PTB Nr Ex 95 D 2011 Pr f Nummer Nur zum Anschlu an einen Abfrage nur durch eigensichere Stromkreise bescheinigten eigensicheren mit U 30V I 50 mA P lt 850 mW Stromkreis mit Li lt 40 uH Ci vernachl igbar klein Un lt 65 V IK lt 160 mA FRE PER L lt 40 uH C lt 50 nF 1 2 V 5 6 7 8 Me kreis Grenzwert Minimum Maximum 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 by totalizers in control panel housing v Note Be sure that the no load voltage must be below 65 V and short circuit current be below 160 mA for all types of totalizers M field The terminals of the totalizers with field housing are inside The placement of F the terminals is shown at the Figure 2 housing The terminals 5 6 and 7 8 are absent by totalizers without alarm monitoring O D 122 520 connectors POFO 4 n fifi 12 8456 78 j intrinsically safe he Alarm monitoring option measure circuit 4 20 mA terminals 5 6 lower alarm terminals 1 2 terminals 7 8 upper alarm Figure 2 Terminals of D 122 Z 5 G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de D 122 2 3 3 Starting V Note Default parameters Y Note 3 Installa
26. nce lt 40 uH Internal capacitance is negligible see certificate T V 99 ATEX 1448 Explosion protec E Ex ib IIC T6 at ambient temperature 45 C Housing Asc to contotpanel standard DIN 43700 gt Dimensions 48x96x62 72x144x80 134x138x64 HxWxD mm glass fibre strengthened Noryl ABS Measuring error 0 1 2 digits referring to measure range Temperature 0 01 of measure range K coefficient Ambient tempera 10 C 45 C for temperature class 6 or 10 C 60 C for temperature class 5 ture limit totalizers for 20 C ambient temperature on inquiry G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de D 122 2 6 Appendix Page 27 7 2 Error messages during start sequence Mes Reason Solution sage Error 1 trouble ordinary failure switch off and on for a further one if error repeats send the device back to us Error 2 The sum from a previous run is lost press any button device is ready for run 7 3 Dimensions lt X G nnhelmer D122 PTB Nr Ex 95 D 2011 NM E Ex ib IIC T6 26 UP 60 5 82 5 8 Figure 16 Control panel housing cut out 138 Ex G nnhelmer D 122 ER PTB Nr Ex 95 D 2011 E Ex ib IIC T6 Mounting holes Figure 17 Field housing cut out G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de D 122 2 6 Appendix Page 28 7
27. nd bargraph On one look you re sure that the measured value is in its limits Alternative to the option of two digital outputs for external limit monitoring a control input and a digital output are implemented to the totalizer D122 Z x 3 An active intrinsically safe signal Low 2V High gt 5V on the control input sends a reset command to the totalizer The digital output port can be configured by software in two different modes As a setpoint reached message when the totalizer sum reaches its limit and as a pulse output for the current flow signal In this case the D122 measures the present flow rate and converts it to a digital signal The resolution of the digital signal is directly coupled with the scale configuration of the totalizer each increment of the least significant digit sends a pulse The pulse width is about 7 ms by a maximum output frequency of 68 Hz The option curve and square root fitting offers a reproduction of an arbitrary mono tone function of measured current and displayed value A square root fitting func tion especial for measuring a flow through an aperture is implemented G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de D 122 Z 2 Totalizer with current input Page 4 2 2 Features overview M Basic functions Loop powered totalizer with current input 4 20 mA Connect like passive analogue totalizers voltage drop ca 1V LC Display 5 digits up to 30 mm
28. olume 2h o lt en E filling height Y gt 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 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 origi nal 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 flow diagram in Figure 11 M Squareroct fitting To program a squareroot function e g to display the flow through a aperture a special squareroot 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 proce
29. on and enter all parameters for any individual setting Each button is named by its function 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 present measure value 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 G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de D 122 2 4 2 Configuration 4 Manual Page 9 It is easy to set the parameters and change the configuration of the totalizer The inputs are logical grouped by a menu structure The flow charts of these menus can be found at chapter 6 Y Note Y Note Flow charts Normal state Present value control gt Limit view menu Counter reset Al LIL G nnheimer Elektronic GmbH Totalizers without the alarm monitoring option do not have the corresponding menu items The Input views in the flow diagrams have additional boxes in their background because the Input views may be changed by pressing any of the buttons The procedure to enter a value is shown in the flow diagram Edit menu see Figure 13 After connecting the totalizer D122 starts to initialise its configura tion The configuration da
30. sed persons with the code 1 To get the input Scale menu The figure on the left hand appears on the screen SCAL 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 Figure 10 w Hint Enter the upper scale point correct figured as big as possible y the first figures should not be 0 G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de TOTAL L Y Note G nnheimer Elektronic GmbH 4 Manual Page 11 In this case you get the maximum precision of the totalizer Press the right button to pass the scale menu and select the sec ond submenu the total menu To start the total menu press the enter button See also flow diagram in Figure 12 To pass the total menu press the right button The followingsub menu is called limit menu This menu is naturally only available for totalizers 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 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 totalizer with the following submenu call
31. 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 elec trical data on the type label and if applicable the special conditions of the test certificate PTB 98 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 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
32. ta is stored in an internal EEPROM due to the previous run By the first start the D122 Z totalizer initial ises the default configuration Directly past starting sequence the totalizer begins to operate This state is called the normal state of the D122 and the totalizer is also ready for inputs See also flow diagram in Figure 7 Pressing and holding the up button present value control but ton the display shows the present measured value See also flow diagram in Figure 7 One touch on the right button starts the limit view menu Totaliz ers without the alarm monitoring option propose the counter reset suggest immediately This reset will be executed by pressing the enter button and entering the right code word See also flow diagram in Figure 8 Totalizers with the alarm monitoring option proposes on the other hand the lower limit Note if the limits refers to the sum then the lower limit is absent The screen shows now limit low Confirm with the enter button to display the value of the lower limit To pass the lower limit press the right button The menu changes to the upper limit The screen shows now limit high Confirm with the enter button to display the value of the upper limit phone 49 6321 49919 0 fax 41 Email info goennheimer de D 122 Z 4 Manual Page 10 Pressing the right button for a second time quits the limit view rES Et menu and offers the reset of the counter To reset the counter
33. te 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 30 V wirksame innere Induktivitat 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
34. the condition that during the duration of such work no explo sive atmosphere exists Only explosion protected certified measuring instruments may be used to ensure that the apparatus is voltage free Grounding and short circuiting may only be carried out if there is no explosion hazard at the grounding or short circuit connection G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de D 122 Z 2 Totalizer with current input Page 3 2 Totalizer with current input D 122 Z 2 4 Short description The 5 digit totalizer D122 Z operates in hazardous area and indicates the sum of measured values of a 4 up to 20 mA current circuit The device gets its energy from the measure circuit therefore an extra power supply or batteries are unnecessary The totalizer measures the current adds the previ ous values scales the sum and displays the sum finally on the LCD The present measured signal is also be displayed on a 41 segment bargraph It s possible to scale the bargraph separately to the digital value The totalizer D122 is available in several housings The totalizer has 2 intrinsically safe alarm outputs as an option D122 Z x 2 These outputs change their state if the measured value exceeds his alarm limits Its possible to choose open circuit or closed circuit connection It is possible to refer the alarm monitoring to the sum or to the present measured value In the last case the limits are displayed on a seco
35. tion and Connection Page 7 After connecting a display test all segments of the display are turned on appears immediately during one second Thereupon the display shows the software version of the totalizer The following parameters are active ex works Scaling display and 4 mA curent gt 4 00 pargraph 20 mA current gt 20 00 Totalizer total menu Prescale factor 1 Creep suppression 4 mA Output configuration sum limit monitoring D122 Z x 3 only Limits refers to Low 4 00 mA High 20 00 mA measurement current D122 Z x 2 only Hysteresis Delay 0 10 Osec alarm outputs alarm circuit opening connection monitoring Code words CODE1 0001 CODE2 0002 Press the Enter and Right button during the start sequence to reactivate the default parameters Hardware Reset An reset activates also the ex works calibration G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de D 122 2 4 Manual Page 8 4 Operating manual 4 1 Front view and push keys M Front view LC Display X G nnheimer PTB Nr Ex 95 D 2011 enter button up button right button ne A p SITTET gt c dimension symbol E Ex ib IIC T6 limit bargraph bargraph M Keys On the front side of the totalizer are tree buttons with several function symbols With these tree but tons the user can activate each functi
36. ving E the front frame as shown in the figure at left Now remove the front panel the dimension from the housing as shown in the figure on the right symbol Cut the desired dimension symbol from the set and pull it into its intended place on the right side of the panel Make sure that the symbol is facing the front Replace the front panel and frame How to fix the Fix the device into the control panel with the intend cramps device in the control panel M Field housing D 1227 5 Choose a solid place to install the totalizers in the field area How to insert First cut the desired dimension symbol out of the set Then pull off the four R 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 G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de D 122 2 3 Installation and Connection Page 6 3 2 Connecting w Note Connect the totalizers only to intrinsically safe 4 20 mA current circuits M Control The terminals of the totalizers in the control panel housing are shown in Figure 1 The terminals 5 6 and 7 8 are absent by totalizers without alarm panel hous monitoring Ing Digita
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