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Installa tion and Opera tions Manual 7240/7245 Radar

1. l n u E gt lt q E empty calibr zero setting in 005 9 F full calibr span setting in 006 l D distance distance flange product display in 0A5 I E L level display in 0A6 l i i D SD safety distance setting in 015 O Figure 1 1 Basic Setup Basic Setup 2 Installation and Operations Manual 7240 7245 Description of Instrument Functions 2 Notes on Use You have various options for accessing the descriptions of instrument functions or how to enter parameters 2 1 Using the Table of Contents to Locate a Function Description All the functions are listed in the table of contents sorted by function group e g basic setup safety settings etc You can access a more detailed description of a function by using a page reference link The table of contents is on page vii 2 2 Using the Graphic of the Function Menu to Locate a Function Description This guides you step by step from the highest level the function groups to the exact function description you require All the available function groups and instrument functions are listed in the table see page 9 Select your required function group or function You can access an exact description of the function group or function by using a page reference link 2 3 Using the Index of the Function Menu to Locate a Function Description To simply navigation within the function menu each function has a position wh
2. 2 52 054 pres map dist 200 52 055 CUSISIANK MaD sa as direnian bobbie es 53 056 echo quality o nnana anaana 54 057 E a9 E E E E E E 55 058 output damping 0 55 059 DOCKING A l iu do tated E nais 56 060 commun address HART only 57 Varec Inc 060 instrument addr PROFIBUS PA only 57 061 no of preambels HART only 58 061 ident number PROFIBUS PA only 58 062 low output limit HART only 59 062 set unit to bus PROFIBUS PA only 59 063 curr output mode HART only 60 063 out value PROFIBUS PA only 61 064 fixed cur value HART only 61 064 out status PROFIBUS PA only 61 065 Simulaatio cae theese ee ras ERU ris 62 066 simulation value 63 067 2nd cyclic value PROFIBUS PA only 64 067 output current HART only 64 068 4mA value HART only 65 068 select vOhO PROFIBUS PA only 65 069 20mA value HART only 66 069 display value PROFIBUS PA only 66 092 S language xw eet bee eed edo s 71 093 back tohome 0005 72 094 format display 5 72 095 no of decimals 73 096 sep character llus 73 097 display test llle 74 OAO present error llllllllsn 76 OA1 previous error 000
3. 5 Continue to turn until 360 is reached 6 Optimum alignment Figure 15 3 a Vessel partly full no interference echo obtained level echo highest value level echo b Vessel partly full interference echo obtained level echo highest value i false echo smallest value false echo level echo Installation and Operations Manual 7240 7245 Description of Instrument Functions C Vessel empty no interference echo echo highest value echo tank bottom d Vessel empty interference echo obtained false echo smallest value false echo echo tank bottom Figure Title Optimum Alignments 7 Fix the flange or threaded boss in this position If necessary replace the seal 8 Carry out tank mapping see page 24 Varec Inc 103 Troubleshooting 104 Installation and Operations Manual Index of Function Menu F FUARCIION GROUDS 1 3224 2 18 5 25 0 deen E auem Bok 4 00 basic setup 2 0 cee eee eee 15 01 safety setllndS ade eeu dae irae uen 29 04 linearisation llle 39 05 extended calibr 5 49 06 OUDIL 92 db m eS ES ox 57 DS S dISDlay 2 595 209 3 r aa a as 71 OA diagnostics 00 2 eee eee 75 OC system parameters 83 OD service iius nb ERE nea EE dad ete 87 OE envelope curve 000 02 eee 67 FANCHON Sa 2p si RR ana abot dates a ek Ee aaa tee 4 000 meas
4. Caution For dish bottoms or conical outlets the zero point should be no lower than the point at which the radar beam hits the bottom of the vessel 22 Installation and Operations Manual 7240 7245 Description of Instrument Functions 4 10 Function full calibr 006 This function is used to enter the distance from the minimum level to the maximum level Span F full calibration span Figure 4 3 Function Full Calibration 006 In principle it is possible to measure up to the tip of the antenna However due to considerations regarding corrosion and build up the end of the measuring range should not be chosen any closer than 50 mm 2 to the tip of the antenna 7245 200 mm 8 Note If bypass or stilling well was selected in the tank shape 002 function the pipe diameter is requested in the following step Varec Inc 23 Function Group basic setup 00 4 11 Function pipe diameter 007 Liquids Only Figure 4 4 Function Pipe Diameter 007 Liquids Only Microwaves propagate more slowly in pipes than in free space This effect depends on the inside diameter of the pipe and is automatically taken into account by the radar It is only necessary to enter the pipe diameter for applications in a bypass or stilling well 4 12 Display 008 The distance measured from the reference point to the product surface and the level calculated with the aid of the empty adjustment are displayed Ch
5. The distance measured from the reference point to the product surface and the level calculated with the aid of the empty alignment are displayed again Check whether the values correspond to the actual level or the actual distance The following cases can occur Distance correct level correct gt basic setup completed Distance incorrect level incorrect gt a further interference echo mapping must be carried out check distance 051 Distance correct level incorrect gt check empty calibr 005 After 3 s the following message appears Note After the basic setup an evaluation of the measurement with the aid of the envelope curve display 09 function group is recommended 28 Installation and Operations Manual 7240 7245 Description of Instrument Functions Function Group safety settings 01 This function is used to select the reaction of the output on an alarm Selection MIN lt 3 6mA MAX 22mA hold user specific MIN lt 3 6mA Figure 5 1 Function Output on Alarm 010 If the instrument is in alarm state the output changes as follows HART MIN Alarm 3 6 mA PROFIBUS PA MIN Alarm 99999 FOUNDATION Fieldbus MIN Alarm 99999 29 Function Group safety settings 01 MAX 22mA Figure 5 2 MAX 22 mA If the instrument is in alarm state the output changes as follows HART MAX Alarm 22 mA PROFIBUS PA MAX Alarm 99999 FOUNDATION Fieldbus MAX Ala
6. commun adres HART oni O6 e mer sumens PRORBUS PA 060 raer opes ART oni OS Fees WewmenberWRORNS PA or Paess stunk o bus ROFBUS AS 082 Pee prva ROFBUSPRoniy fos re e 054 Paves Wmumonwue 06 Fee Uo vatue ROBUSTAS 057 aea paea voo poreus rno 058 raees Pomavate GaRTonin 08 Tee apy save RORBUS PAO o Fee Installation and Operations Manual 7240 7245 Description of Instrument Functions envelope curve display Page 68 display see page 71 A Further Functions Function group Function Description 0 Wem A me system parameters oc agno no 0co e Page 83 see page 83 aan tag FOUNDATION Fieldbus Lu ee U Profile Version PROFIBUS PA only oci Page 83 m wp pere eT Hy Function Menu 7240 7245 Radar Tank Gauge Varec Inc 13 Function Menu 7240 7245 RTG 14 Installation and Operations Manual 7240 7245 Description of Instrument Functions 4 Function Group basic setup 00 This function displays the current measured value in the selected unit see customer unit 042 function The number of digits after decimal point can be selected in the no of decimals 095 function 4 2 Function media type 001 This function is used to select the media type Selection liquid solid With the selection liquid only With the selection solid only the following functions can be the following functions can be adjusted adjus
7. o t s gu e t O 3 D O o t c Q lIOMO69GVAE051 1 7240 7245 Radar Tank Gauges Description of Instrument Functions Software Version 01 05 00 Fieldbus F oun gation Automation Solutions for oil amp gas defense and aviation applications Varec Inc Copyright All rights reserved Printed in the United States of America Except as permitted under the United States Copyright Act of 1976 no part of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without the prior written permission of the Publisher Varec Inc 5834 Peachtree Corners East Norcross Atlanta Georgia 30092 Phone 770 447 9202 Fax 770 662 8939 Trademarks Acknowledged Varec Inc recognizes all other trademarks Trademarks of other products mentioned in this manual are held by the companies producing them FuelsManager TankView TacFuels Varec and FuelsManager IntoPlane are registered trademarks of Varec Inc All other product and service names mentioned are the trademarks of their respective companies Product Approvals This document and the information provided within are controlled by the approvals agency s listed below All changes to this document must be submitted to and approved by the agency s before public release FM Appro
8. 11 8 Function detection window 0A7 Is used to switch the detection window on and off and to reset an existing detection window If this function is switched on a window is defined surrounding the current level echo typical width 1 to 2 5 m depending on the application parameters The window always moves togehter with a rising a falling echo Echos beyond the limits of the window are ignored for a certain time Selection off on reset After selection of this option the current window is reset the level echo is looked for in the complete measuring range and a new window is defined surrounding the current level echo 11 9 Function application par 0A8 Displays whether or not one of the settings dependent on the tank shape 002 medium property 003 and process cond 004 application parameters has been changed If for example the output damping 058 is changed the application par shows modified Selection not modified modified After 3 s the following message appears 82 Installation and Operations Manual 7240 7245 Description of Instrument Functions 12 Function Group system parameters 0C You can define the tag number with this function User input 16 alphanumeric characters for HART instruments 8 using the HART universal command 32 alphanumeric characteristics for PROFIBUS PA instruments 12 2 Function device tag 0C0 FOUNDATION Fieldbus Only This
9. DN80 150 ANSI 3 6 Figure 15 2 Orientation of the Radar Tank Gauges Varec Inc 101 Troubleshooting 102 For orientation a marker is found on the flange or threaded boss of the 7240 and 7245 During installation this must be oriented as follows see page 101 In vessel to the vessel wall In stilling wells to the slots In bypass pipes vertical to the vessel connectors After commissioning the radar the echo quality indicates whether a sufficiently large measuring signal is obtained If necessary the quality can be optimised later Vice versa the presence of an interference echo can be used to minimise this by optimum orientation The advantage of this is that the subsequent tank mapping uses a somewhat lower level that causes an increase in the strength of the measuring signal Proceed as follows Warning Subsequent alignment can lead to personal injury Before you unscrew or loosen the process connection make sure that the vessel is not under pressure and does not contain any injurious substances l Itis best to empty the container so that the bottom is just covered However alignment can be carried out even if the vessel is empty 2 Optimisation is best carried out with the aid of the envelope graph in the display or the ToF Tool 3 Unscrew the flange or loosen the threaded boss by a half a turn 4 Turn the flange by one hole or screw the threaded boss by one eighth of a turn Note the echo quality
10. Varec Inc 51 Function Group extended calibr 05 7 4 Function start mapping 053 This function is used to start the interference echo mapping up to the distance given in range of mapping 052 Selection off no mapping is carried out on mapping is started During the mapping process the message record mapping is displayed Caution A mapping will be recorded only if the device is not in error state 7 5 Function pres map dist 054 Displays the distance up to which a mapping has been recorded A value of 0 indicates that no mapping was recorded so far pres map dist 054 Figure 7 2 Function Pres Map Distance 52 Installation and Operations Manual 7240 7245 Description of Instrument Functions 7 6 Function cust tank map 055 This function displays the evaluation mode using the customer tank map Selection inactive active reset inactive No tank mapping has been recorded or map is switched off Evaluation is only using FAC see page 90 active Evaluation is using the customer tank map see page 90 reset Deletes the complete tank map Varec Inc 53 Function Group extended calibr 05 7 7 Function echo quality 056 echo quality 056 Figure 7 3 Function Echo Quality 056 The echo quality is the benchmark for measurement reliability It describes the amount of reflected energy and depends primarily on the following conditi
11. table on An entered linearisation table only becomes effective when activated clear table Before making entries into the linearisation table any existing tables must be deleted The linearisation mode automatically switches to linear Note A linearisation table can be deactivated by selecting linear or horizontal cyl or the level ullage 040 function level DU ullage DU It is not deleted and can be reacti vated at any time by selecting table on Installation and Operations Manual 6 3 7240 7245 Description of Instrument Functions Function customer unit 042 Varec Inc You can select the customer unit with this function Selection hl m3 dm3 cm3 ft3 usgal i gal kg t Ib ton m ft mm inch Dependence The units of the following parameters are changed measured value 000 input volume 045 max scale 046 simulation value 066 45 Function Group linearisation 04 6 4 Function table no 043 Position of the value pair in the linearisation table Dependence Updates input level 044 input volume 045 6 5 Function input level 044 You can enter the level for each point of the linearisation curve with this function When the linearisation curve is entered semi automatically the radar detects the level automatically User input Level in distance unit 0C5 46 Installation and Operations Manual 7240 7245 Description o
12. Inc 17 Function Group basic setup 00 4 5 Function process cond 004 Liquids Only This function is used to select the process conditions Selection standard calm surface turb surface add agitator fast change test no filter 18 Installation and Operations Manual 7240 7245 Description of Instrument Functions For all applications that do not fit Storage tanks with immersion Storage buffer tanks with rough into any of the following groups tube or bottom filling surface due to free filling or mixer nozzles The filter and output damping are The averaging filters and output Special filters to smooth the input set to average values damping are set to high values signals are emphasised steady meas value smoothed meas value precise measurement medium fast reaction time slower reaction time Add Agitator Fast FastChange Test No Filter Agitated surfaces with possible Fast change level particularly All filters can be switched off for vortex due to agitators in small tanks service diagnostic purposes Special filters to smooth the input The averaging filters are set to All filters off Signals are set to high values low values The output damping smoothed meas value is set to O medium fast reaction time rapid reaction time possibly unsteady meas value mnimization of effects by agitator blades Table 4 3 Function Process Condition 004 Liqu
13. calibr 05 function group This reset is recommended whenever an instrument with an unknown history is to be used in an application or if a faulty mapping was started The tank map is deleted The mapping must be recommenced 78 Installation and Operations Manual 7240 7245 Description of Instrument Functions 11 5 Function unlock parameter 0A4 Varec Inc Set up can be locked and unlocked with this function 11 5 1 Locking of the configuration mode The radar can be protected in two ways against unauthorised changing of instrument data numerical values or factory settings unlock parameter 0A4 A value 100 for HART e g 99 or 2457 for PROFIBUS PA and FOUNDATION Fieldbus e g 2456 must be entered in unlock parameter 0A4 in the diagnostics 0A function group The lock is shown on the display by the amp symbol and can be released again either via the display or by communication Hardware lock The instrument is locked by pressing the Jana ana E keys at the same time The lock is shown on the display by the symbol and can only be unlocked again via the display by pressing the ana ana E keys at the same time again It is not possible to unlock the hardware by communication All parameters can de displayed even if the instrument is locked lanal lanal E press simultaneous The LOCK SYMBOL appears on the LCD 79 80 Function Group diagnostics
14. the Al block PV scale gt Out scale This function must always be executed after changing the unit Caution This function is available for PROFIBUS PA devices only Varec Inc 59 Function Group output 06 profibus parm 06 PROFIBUS PA Only 60 Function curr output mode 063 HART Only With this function you specify the mode of the current output with HART devices Selection standard curr turn down fixed current standard The total measuring range 0 100 will be mapped to the current intervall 4 20 mA curr turn down Only a part of the measuring range will be mapped to the current intervall 4 20 mA Use the functions 4mA value 068 and 20mA value 069 to define the concerning range fixed current The current is fixed The actual measured value is transmitted by the HART signal only The value of the current is defined in the fixed current 064 function Caution This function is available for HART devices only Example mA 204 curr turn down standard fixed current 100 96 100 Figure 8 2 Function Current Output Mode 063 HART Only Installation and Operations Manual 7240 7245 Description of Instrument Functions 8 8 Function out value 063 PROFIBUS PA Only This displays the Al block output Caution This function is available for PROFIBUS PA devices only 8 9 Function fixed cur value 064 HART Only Set the fi
15. 0 cece ee eee 89 142 Tank Wap DinG 2 2 5 taci d md e dece eee qd di Ried e e a OCDE ee 90 15 Troubleshooting ssluelsssu 93 15 1 Troubleshooting Instructions llle 94 15 2 System Error Messages ix ed p oa o beo bee rede Res URS eis 95 15 3 pplication Errors in EIgalds d ass d hio ae asi o cn AC t e eere eta 97 15 4 Application Errors in Solids llle 99 15 5 Orientation of the Radar Tank GaugeS 0 0 eee eee 101 Index of Function Menu esses eese 105 x Installation and Operations Manual 1 Basic Setup 7240 7245 Description of Instrument Functions level measurement in liquids flange reference point of measurement V e 2 2 I O Se O c iq v Q v 2 U C Q for bypass stilling well 2 9 Oo o E I xe G F xe c C ot L Q gt eb o O Y Y o C Q level measurement in solids flange reference point of Eu p Ey Em pm 1 By Hod measurement Li m m sm c Li mm B E mW A option Varec Inc D E i Sac alia j feb ood b g pe F l L l M aani t F Y l
16. 00 Function detection window BA221F 00 en 12 05 Operated via 52006322 ToF Tool from version 4 2 FieldCare from version 2 02 00 HART Communicator DXR375 with Rev 1 DD 1 10 2006 01 05 00 Support of additional HF modules IOMO69 7240 7245 integrated Description of Instrument Function media type Functions Software Version 01 05 00 Varec Inc 87 Function Group service 0D 88 Installation and Operations Manual 7240 7245 Description of Instrument Functions 14 Envelope curve 14 1 Envelope curve with the ToF Tool Signal analysis via envelope curve TisF Tool DEMN FMB ERV lare 5k wee Dee Option Envelope Windies Help U amp t ede oos om HF O E 3 ft a a m wor x meacuned value m iu duit Vari ihia feu props rai recedunt 250 m 46 00 d Em Envekpe Cure EIE us Elm Fac Oe Fret Echo L5 mm Etto Dusky 189 teal Echo peewee Dala Device Home Mieropiat H FMA o TagName Sw TEST SenabMumber 1 AT4 e TE Erwee Curve ND ERRORI Figure 14 1 Signal Analysis via Envelope Curve See page 9 for the envelope curve in the local display Varec Inc 89 Envelope curve 14 2 Tank Mapping 90 Generation of an envelope curve Depending on the distance the electromagnetic wave with a frequency of approx 6 GHz requires a time of flight between 1 ns and 270 ns The reflected signal is expanded by means of a sampling process to approximately 0 3 ms to 20 ms The
17. 5 6 Ramp Min On echo loss a warning is generated after a definable delay time 014 The output is changed towards 0 or 100 depending on the slope defined in ramp span min 013 33 Function Group safety settings 01 5 4 Function ramp span min 013 Ramp slope which defines the output value on echo loss This value is used if ramp span min is selected in outp echo loss 012 The slope is given in of the measuring range per minute 5 5 Function delay time 014 Use this function to enter the delay time Default 30 s after which a warning is generated on echo loss or after which the instrument switches to alarm state 5 6 Function safety distance 015 A configurable safety distance is placed before the blocking dist 059 see page 56 This distance warns you that any further level increase would make the measurement invalid for example when touching the antenna area Figure 5 7 Function Safety Distance 01 5 34 Installation and Operations Manual 7240 7245 Description of Instrument Functions Enter the size of the safety distance here The default value is 0 1 m Function in safety dist 016 This function defines the response when the level enters the safety distance Selection alarm warning self holding alarm Figure 5 8 Alarm Instrument enters the defined alarm state output on alarm 011 The alarm message E651 level in safety dista
18. distance yes 1 Check empty calibr 005 and 00 is incorrect 008 OK full calibr 006 2 Check linearisation level ullage 040 max scale 046 diameter vessel 047 Check table no 4 Measurement in yes 1 Is bypass or stilling well bypass or stilling selected well in tank shape 002 2 Is the pipe diameter 007 correct no jJ An interference yes l Carry out tank mapping echo basic setup may have been evaluated No change off Interference echo l Carry out tank mapping measured value from basic setup on filling emptying installations nozzle or extension on the antenna 3 If necessary select better mounting position 2 f necessary clean antenna 4 f necessary due to wide inter ference echos set function detection window 0A7 to off Table 15 2 Application Errors in Liquids Varec Inc 97 Troubleshooting Error Output Possible cause Remedy If the surface is Signal is weakened 1 Carry out tank mapping not calm by the rough basic setup e g filling emp Surface the tying agitator interference echoes 2 Set di priis cond 004 to running the are sometimes aut i one irc measured value stronger agiraror jumps sporadi 3 Increase the output damping cally to a higher 058 level 4 Optimise the o
19. ee eee 76 OA2 clear last error 000005 76 DAS S CSC gaan de Buk p US dte rs 77 OA4 unlock parameter 79 OA5 measured dist 0005 81 OA6 measured level 225 81 OA7 detection window 5 82 OA8 application par 00 82 OCO device tag FOUNDATION Fieldbus only 83 DCO S3 NO 505 aoi s Coo Rhett c D ee 83 0C1 Profile Version PROFIBUS PA only 83 OC2 protocol Sw no 02 ee eee 84 0C4 device id FOUNDATION Fieldbus only 84 OCA Selidl NOs 2x3 dore NO Ule a 84 0C5 distance unit 008 85 0C8 download mode 05 86 OC9 antenna extens 55 86 OE1 plot SCHINGS za Sexe tise hahaa us 67 OE2 recording curve llle 67 OE3 envelope curve display 68 DOO service level 000000 08 87 105 Varec Inc 106 Document Code IOMO69GVAE0511 Varec Inc 5834 Peachtree Corners East Norcross Atlanta GA 30092 USA Tel 1 770 447 9202 Fax 1 770 662 8939 www varec com 2006 Varec Inc All Rights Reserved This document is for information purposes only Varec Inc makes no warranties express or implied in this summary The names of actual companies and products mentioned herein may be the trademarks of their respective owners
20. measured value on filling emptying Interference echo from installations nozzle or bulid up on the antenna Varec Inc Table 15 4 Application Errors in Solids Remedy See table of error messages see page 95 1 Check empty calibr 005 and full calibr 006 2 Check linearisation level ullage 040 max scale 046 Check table l Carry out tank mapping basic setup l Carry out tank mapping basic setup 2 If necessary clean antenna air purge 3 f necessary select better mounting position 4 If necessary due to wide inter ference echos set function detection window 0A7 to off Troubleshooting Error Possible cause During filling or emptying the measured value jumps sporadically to a higher level Signal is weakened e g by fluidisation of the surface extreme dust formation the interference echoes are sometimes stronger E 641 loss of echo actual Level echo is too weak Possible causes fluidisation of the surface extreme dust formation angle of repose 100 Table 15 5 Application Errors in Solids cont d yes gt Remedy l Carry out tank mapping basic setup Increase the output damping 058 Optimise the orientation see page 101 If necessary select a better mounting position and or lar
21. value pair defines the 100 output 20 mA for HART Installation and Operations Manual 7240 7245 Description of Instrument Functions Select the table point Point 1 Enter the level belonging to Point 1 Enter the corresponding volume Enter a further table point Next table point Continue until next point 045 is answered with no Note After making entries into the table activate it with table on The 10096 value 220 mA for HART is defined by the last point in the table Note Before confirming 0 00 m as the level or 0 00 as the volume activate the Edit mode with o E Entries can be made into the linearisation table in ToF Tool using the table editor You can also display the contents graphically Linearization curves for any vessel forms can be calculated additionally Varec Inc 43 Function Group linearisation 04 44 semi automatic The vessel is filled in stages when the linearisation curve is entered semi automatically The radar automatically detects the level and the corresponding volume weight has to be entered The procedure is similar to manual table entry where the level value for each table point is given automatically by the instrument Note If the vessel is emptied pay attention to the following points The number of points must be known in advance The first table number 32 number of points Entries in Tab no 043 are made in reverse order last entry 1
22. vii Contents 5 Function Group safety settings 01 29 5 1 Function output on alarm 010 i e ede tacet AC n sns 29 5 2 Function output on alarm 011 HART Only 20005 32 5 3 Function outp echo loss 012 0 0 0 ees 32 5 4 Function ramp 9espan min 013 2 0 2 ee ee 34 5 5 Function delay time 014 nas actas penie puttet ee eens 34 5 6 Function safety distance 015 0 ee ee 34 5 7 Function in safety dist 016 rassi endan a a a eee 35 DS UNCON ack alarm O17 aut cnt rta Sein orae Ee Po omae etras t 37 5 9 Function overspill prot 018 0 0 ees 37 6 Function Group linearisation 04 39 6 1 Function level ullage 0480 llli 39 6 2 Function linearisation 041 llli 41 6 3 Function customer unit 042 aaaea 45 6 4 Function table no 043 0 0 res 46 6 5 Function input level 044 0 0 0 ec eee eee 46 6 6 Function input volume 045 aana naana ee eee 47 6 7 Function max scale 046 2 0 ees 48 6 8 Function diameter vessel 047 liliis 48 7 Function Group extended calibr 05 49 7 1 Function selection 050 22234 4 04 oS OE DIS USE E REOR Eh US 49 7 2 Function check distance 051 nav xu dade ua ede E shee Se des 50 7 3 Function range of mapping 052 na nn aaan aaaea 51 7 4 Functi
23. 0695 ud 62 525 heated oo ote seo eed gvs 62 8 12 Function simulation value 066 0 0 eee 63 8 13 Function output current 067 HART Only 0002 eee 64 8 14 Function 2nd cyclic value 067 PROFIBUS PA only 64 8 15 Function 4mA value 068 HART Only 0 0 00 ce ee eee 65 8 16 Function select vOhO 068 PROFIBUS PA Only 65 8 17 Function 20mA value 069 HART Only lsllllllllleen 66 8 18 Function display value 069 PROFIBUS PA Only 66 9 Function Group envelope curve OE 67 9 1 Function plot settings OE1 llle 67 9 2 Function recording curve OE2 1 0 ees 67 9 3 Function envelope curve display OE3 0 0 0 eee 68 10 Function Group display 09 71 10 1 Function language 092 a usa oue eue 1d on ete Geese end om hes 71 10 2 Function back to home 093 2 0 ee eee 72 10 3 Function format display 094 0 0 0 ce ee ee 72 10 4 Function no of decimals 095 a n naaa aaa aaa ee ee 73 10 5 Function sep character 096 0 0c cc eee 73 10 6 Function display test 097 llle 74 11 Function Group diagnostics 0A 75 11 1 Function present error 0 0 llllllllee eee 76 11 2 Function previous error OA1 0 0 0 ce eee 76 11 3
24. 0A 11 5 2 Unlocking of configuration mode If an attempt is made to change parameters when the instrument is locked the user is automatically requested to unlock the instrument unlock parameter 0A4 By entering the unlock parameter on the display or via communication 100 for HART devices 2457 for PROFIBUS PA and FOUNDATION Fieldbus devices the radar is released for operation Hardware After pressing the Jana JanaLe keys at the same time the user is asked to enter the unlock parameter 100 for HART devices 2457 for PROFIBUS PA and FOUNDATION Fieldbus devices lanal Jana E press simultaneous Please enter unlock code and confirm with Caution Changing certain parameters such as all sensor characteristics for example influences numerous functions of the entire measuring system particularly measuring accuracy There is no need to change these parameters under normal circumstances and consequently they are protected by a special code known only to the Varec service organi zation Please contact Varec Inc if you have any questions Installation and Operations Manual 7240 7245 Description of Instrument Functions 11 6 Function measured dist 0A5 Display of measured distance in the selected distance unit 0C5 11 7 Function measured level 0A6 measured level 0A6 Figure 11 1 Function Measured Level 0A6 Varec Inc 81 Function Group diagnostics 0A
25. 95 Selection X X X X XX X XXX 10 5 Function sep character 096 Selection The decimal place is separated by a point J The decimal place is separated by a comma Varec Inc 73 Function Group display 09 10 6 Function display test 097 All display pixels are switched on If the whole LCD is dark it is working correctly Caution This function can be performed on the display only Y After 3 s the following message appears 74 Installation and Operations Manual 7240 7245 Description of Instrument Functions 11 Function Group diagnostics 0A Varec Inc In the diagnostics function group you can display and confirm error messages Type of error Errors that occur during commissioning or measuring are displayed immediately on the local display If two or more system or process errors occur the error with the highest priority is the one shown on the display The measuring system distinguishes between two types of error A Alarm Instrument goes into a defined state e g MAX Indicated by a constant h symbol For a description of the codes see Table 15 1 on page 96 W Warning Instrument continue measuring error message is displayed Indicated by a flashing t symbol For a description of the codes see Table 15 1 on page 96 E Alarm Warning Configurable e g loss of echo level within the safety distance Indicated by a constant flashing h
26. Boece Se sre 7 2 5 4 Operation with the VU 331 2 20 ce ee eee 9 2 6 COMMISSIONING x s d muni d ombud eye Dente et ee ER Rom e See Cee Ue Ue t d 10 2 6 1 Switching on the measuring device llle 10 Function Menu 7240 7245 RTG Lss 11 Function Group basic setup 00 15 4 1 Function measured value 000 1 0 ee ees 15 4 2 Function media type 001 0 eee 15 4 3 Function tank shape 002 Liquids Only 0000 e eee 16 4 4 Function medium property 003 Liquids Only 005 17 4 5 Function process cond 004 Liquids Only 0000 e eee eee 18 4 6 Function vessel silo 00A Solids Only 0 0000 eee eee eee 20 4 7 Function medium property 00B Solids Only 0 0085 20 4 8 Function process cond 00C Solids Only 0 2 0 0 0 002 ee 21 4 9 Function empty calibr 005 aaa 22 4 10 Function full calibr 006 llli rrrhh 23 4 11 Function pipe diameter 007 Liquids Only 002005 24 A 12 Display 008 3 mock we gis oos eda im we ew tan acute ido tee 24 4 13 Function check distance 051 llli 25 4 14 Function range of mapping 052 20 aanas aaea aa 27 4 15 Function start mapping 053 lille 27 4 16 DISplay 008 x aude atone tiens ee uode ee ron mice Bobet ate Raced descen es os 28
27. Function clear last error OA2 1 eee 76 11 4 FunGtiON reset OAS uuo duce deri sda or DEP Se oe DER UR DO ee eis 77 11 5 Function unlock parameter 0A4 2 0 0 eee 79 11 5 1 Locking of the configuration Mode 1 1 0 00 cee eee 79 11 5 2 Unlocking of configuration mode ee ee es 80 Varec Inc ix Contents 11 6 Function measured dist 0OA5 0 0 00 ees 81 11 7 Function measured level OA6 0 0 cc eee 81 11 8 Function detection window O0A7 0 00 ee ee 82 11 9 Function application par OA8 0 ce ee 82 12 Function Group system parameters OC 83 A UNCON tag hos 960 ss a bd cux bera Oo a TUR EA RD PEE S 83 12 2 Function device tag 0C0 FOUNDATION Fieldbus Only 83 12 3 Function Profile Version 0C1 PROFIBUS PA Only 83 12 4 Function protocol sw no 002 loses 84 12 5 Function serial no 0074 2 0 0 cee s 84 12 6 Function device id 004 FOUNDATION Fieldbus Only 84 12 7 Function distance unit 005 llle 85 12 8 Function download mode OC8 0 00 eee 86 12 9 Function antenna extens 009 llllllllel ens 86 13 Function Group service 0D e 87 13 1 Software History llle 87 14 Envelope curve sees nne 89 14 1 Envelope curve with the ToF Tool 0
28. M to the OM No Is the switch on the Commubox for Not ok Set the switch nm Yes selecting HART Intensor correctly Ready No in the correct position ok Contact Varec Service Check configuration Correct configuration Communication ok i 2 Read of COM port on PC a Communication ok eady No Contact Varec Service Ready Check basic setup Repeat basic setup ok Measurement ok No Proceed according to section Trouble shooting in IOM Figure 15 1 Troubleshooting Instructions Installation and Operations Manual 15 2 System Error Messages Varec Inc 7240 7245 Description of Instrument Functions Code Description Possible cause Remedy A102 checksum error device has been powered off before reset general reset amp new data could be stored emc problem avoid emc problem if alarm calibr required E PROM defect prevails after reset exchange electronics W103 initialising please wait E27PROM storage not yet finished wait some seconds if warning prevails exchange electronics A106 downloading please processing data download wait until warning disappears wait A110 checksum error device has been powered off before reset general reset amp new data could be stored emc problem avoid emc problem if alarm calibr required E2PROM defect prevails after reset exchange electronics A111 electronics defect RAM defective reset if
29. alarm prevails after reset exchange electronics A113 electronics defect ROM defective reset if alarm prevails after reset exchange electronics A114 electronics defect E2PROM defective reset if alarm prevails after reset exchange electronics A115 electronics defect general hardware problem reset if alarm prevails after reset exchange electronics A116 download error checksum of stored data not correct restart download of data repeat download A121 electronics defect no factory calibration existant contact service E2PROM defective W153 initialising please wait initialisation of electronics wait some seconds if warning prevails power off device and power on again A155 electronics defect hardware problem reset if alarm prevails after reset exchange electronics A160 checksum error device has been powered off before reset general reset amp new data could be stored emc problem avoid emc problem if alarm calibr required E2PROM defect prevails after reset exchange electronics A164 electronics defect hardware problem reset if alarm prevails after reset exchange electronics A171 electronics defect hardware problem reset if alarm prevails after reset exchange electronics A231 sensor 1 defect HF module or electronics defective exchange HF module or check connection electronics W511 no factory calibration factory calibration has been deleted record new factory calibration ch1 A512 recording of mapping mapping active wait some
30. any obligation to service the product under warranty Varec recommends the use of only Varec manufactured or supplied parts to maintain or service Varec 7240 7245 Radar Tank Gauges Terms of Use The information provided in this document is provided as is without warranty of any kind Varec Inc disclaim all warranties either express or implied including the warranties of merchantability and fitness for a particular purpose In no event shall Varec Inc or its suppliers be liable for any damages whatsoever including direct indirect incidental consequential loss of business profits or special damages even if Varec Inc or its suppliers have been advised of the possibility of such damages This manual is solely intended to describe product installation and functions and should not be used for any other purpose It is subject to change without prior notice This manual was prepared with the highest degree of care However should you find any errors or have any questions contact one of our service offices or your local sales agent Installation and Operations Manual Varec Inc Safety Precaution Definitions Caution Damage to equipment may result if this precaution is disregarded Warning Direct injury to personnel or damage to equipment which can cause injury to personnel may result if this precaution is not followed Safety Precautions Read this manual carefully and make sure you understand its contents before using this pr
31. c Inc Selects the value displayed in measured value 000 Selection measured value display value measured value The configured measured value is displayed in the measured value 000 function display value The value in display value 069 is displayed in the measured value 000 function Caution This function is available for PROFIBUS PA devices only 65 Function Group output 06 profibus parm 06 PROFIBUS PA Only 8 17 Function 20mA value 069 HART Only In this function specify the level or volume weight flow resp at which the output current should be 20 mA This value will be used if you choose the option curr turn down in the current output mode 063 function 8 18 Function display value 069 PROFIBUS PA Only This field can be set externally e g from a PLC The value is then displayed as the main measured variable in the display by selecting the select vOhO 068 display value function Caution This function is available for PROFIBUS PA devices only 66 Installation and Operations Manual 7240 7245 Description of Instrument Functions 9 Function Group envelope curve OE Caution This function can be performed on the display only 9 1 Function plot settings 0E1 Select which information will be displayed in the LCD envelope curve env curve FAC on FAC see page 92 env curve cust map i e customer tank map is also displayed 9 2 Functio
32. e Envelope Curve Display 68 Horizontal Zoom mode horizontal zoom in horizontal zoom out Move mode Hf if moved to the left E moved to the right Vertical Zoom mode vertical zoom 4 steps Installation and Operations Manual Varec Inc 7240 7245 Description of Instrument Functions Horizontal Zoom mode Firstly go into the envelope curve display Then press or to switch to the envelope curve navigation You are then in Horizontal Zoom mode Either or E is displayed You now have the following options increases the horizontal scale reduces the horizontal scale Figure 9 3 Horizontal Zoom Mode Move mode Then press LE to switch to Move mode Either or Hf is displayed You now have the following options shifts the curve to the right shifts the curve to the left Figure 9 4 Move Mode 69 Function Group envelope curve 0E Vertical Zoom mode Press LE once more to switch to Vertical Zoom mode is displayed You now have the following options increases the vertical scale reduces the vertical scale The display icon shows the current zoom factor EE to 5 Figure 9 5 Vertical Zoom Mode Exiting the navigation Press E again to run through the different modes of the envelope curve navigation Press and to exit the navigation The se
33. e following message appears Varec Inc 37 Function Group safety settings 01 38 Installation and Operations Manual 7240 7245 Description of Instrument Functions 6 Function Group linearisation 04 Selection level CU level DU ullage CU ullage DU level CU Level in customer units The measured value can be linearised The linearisation 041 default value is set to a linear 0 100 level DU Level in the selected distance unit OCS ullage CU Ullage in customer units The value can be linearised The linearisation 041 default value is set to a linear 0 100 Varec Inc 39 Function Group linearisation 04 ullage DU Ullage in the selected distance unit OCS Note Reference point for the ullage is full calibr span 20mA 100 4A Figure 6 1 Ullage Distance Unit 40 Installation and Operations Manual 7240 7245 Description of Instrument Functions 6 2 Function linearisation 041 Linearisation defines the ratio of level to container volume or product weight and allows a measurement in customer units e g metres hectolitres etc The measured value in 000 is then displayed in the selected unit This function is used to select the linearisation modes Selection linear horizontal cyl manual semi automatic table on clear table linear The vessel is linear e g a cylindrical vertical vessel You can measure in customer units by enter
34. echo mapping Check the application parameters 002 003 004 and empty calibr 005 dist unknown If the actual distance is not known no mapping can be carried out manual A mapping is also possible by manual entry of the range to be suppressed This entry is made in the range of mapping 052 function Caution The range of mapping must end 0 5 m 20 before the echo of the actual level For an empty vessel do not enter E but E 0 5 m 20 If a mapping already exists it is overwritten up to the distance specified in range of mapping 052 Beyond this value the existing mapping remains unchanged 26 Installation and Operations Manual 7240 7245 Description of Instrument Functions 4 14 Function range of mapping 052 This function displays the suggested range of mapping The reference point is always the reference point of the measurement see Figure 1 on page 1 This value can be edited by the operator For manual mapping the default value is O m 4 15 Function start mapping 053 Varec Inc This function is used to start the interference echo mapping up to the distance given in range of mapping 052 Selection off no mapping is carried out on mapping is started During the mapping process the message record mapping is displayed Caution A mapping will be recorded only if the device is not in error state 27 Function Group basic setup 00 4 16 Display 008
35. eck whether the values correspond to the actual level or the actual distance The following cases can occur Distance correct level correct gt continue with the next function check distance 051 Distance correct level incorrect gt Check empty calibr 005 Distance incorrect level incorrect gt continue with the next function check distance 051 24 Installation and Operations Manual 7240 7245 Description of Instrument Functions 4 13 Function check distance 051 This function triggers the mapping of interference echoes To do so the measured distance must be compared with the actual distance to the product surface The following options are available for selection Selection distance ok dist too small dist too big dist unknown manual distance too small distance ok Figure 4 5 Function Check Distance 051 distance ok Mapping is carried out up to the currently measured echo The range to be suppressed is suggested in the range of mapping 052 function Anyway it is suggested to carry out a mapping in this case as well dist too small At the moment an interference is being evaluated Therefore a mapping is carried out including the presently measured interference echoe The range to be suppressed is suggested in the range of mapping 052 function Varec Inc 25 Function Group basic setup 00 dist too big This error cannot be remedied by interference
36. f Instrument Functions 6 6 Function input volume 045 Specify the volume for each point of the linearisation curve with this function User input Volume in customer unit 042 Varec Inc 47 Function Group linearisation 04 6 7 Function max scale 046 You can enter the end value of the measuring range with this function This input is necessary if you selected linear or horizontal cyl in the linearisation 041 function 6 8 Function diameter vessel 047 Enter the vessel diameter with this function This entry is necessary if you selected horizontal cyl in the linearisation 041 function 48 Installation and Operations Manual 7240 7245 Description of Instrument Functions 7 Function Group extended calibr 05 Select the function of the extended calibration Selection common e g Level correction Output damping Antenna extension mapping extended map Varec Inc 49 Function Group extended calibr 05 7 2 Function check distance 051 This function triggers the mapping of interference echoes To do so the measured distance must be compared with the actual distance to the product surface The following options are available for selection Selection distance ok dist too small dist too big dist unknown manual distance too small distance ok Figure 7 1 Check Distance 051 distance ok mapping
37. function displays the tag number 12 3 Function Profile Version 0C1 PROFIBUS PA Only The PA Profile version is shown using this function Profile 3 0 Caution This function is available for PROFIBUS PA devices only Varec Inc 83 Function Group system parameters 0C 12 4 Function protocol sw no 0C2 This function shows the protocol and the hardware and software version Vxx yy zz prot Display xx hw version yy sw version ZZ sw revision prot protocoll type e g HART 12 5 Function serial no 0C4 This function displays the instrument serial number 12 6 Function device id 0C4 FOUNDATION Fieldbus Only This function displays the instrument serial number 84 Installation and Operations Manual 7240 7245 Description of Instrument Functions 12 7 Function distance unit 0C5 Varec Inc You can select the basic distance unit with this function Selection m ft mm inch Dependence m mm format display 094 can only be decimal The units are changed for the following parameters empty calibr 005 full calibr 006 pipe diameter 007 liquids only safety distance 015 input level 044 diameter vessel 047 range of mapping 052 cust tank map 055 offset 057 simulation value 066 measured dist 0A5 measured level 0A6 85 Function Group system parameters 0C 12 8 Function download mode 0C8 This parameter defines w
38. ger antenna Check application parameters 00A 00B and 00C Optimise alignment see page 101 If necessary select a better installation position and or larger antenna Installation and Operations Manual 7240 7245 Description of Instrument Functions 15 5 Orientation of the Radar Tank Gauges Caution At mounting adjust the marking at the instrument flange Installation in tank free space Mark on pr ocess connector facing the nearest tank wall mark at instr ument flange or threaded boss O O A Je 9 oo Q 1 BSPT R1 Il 1 NPT DN80 150 ANSI 3 6 i a i a eS i id mk Turn housing The housing can be tur ned 350 in order to simplify access toth e Installation in stilling well display and the te rminal compar tment Mark on pr ocess connector pointed to war ds the slots or vent holes F12 F23 housing mark at instr ument flange or threaded boss A P O O A eA O O f Oro 192 BSPT R 1927 l l l l l l l l l l l l l l l l I l l l l l l l l l l l I l 1 2 NPT DN50 DN80 150 i ANSI 2 ANSI 3 6 l l l l l l l l l l l l l l l l l l l l l l l l l l I l l l l l l l l Installationinb ypass Mark on pr ocess connector 90 offset fr om the tank connections Allen key 4 mm 0 1 OO
39. hich values are written to the instrument during a ToF Tool or Commuwinn II configuration download Selection parameter only param cust map mapping only Note This parameter must not be set explicitly in ToF Tool The various possibilities can be selected from the download dialog 12 9 Function antenna extens 0C9 NI N72 e e iti b Sid onlu The influence of slower speed of propagation of the microwaves within the FARTO is corrected automatically 86 After 3 s the following message appears Installation and Operations Manual 7240 7245 Description of Instrument Functions 13 Function Group service 0D Please contact Varec Services 13 1 Software History Radar Tank Gauges 7240 and 7245 Date Software version Changes to software Documentation 12 2000 01 01 00 Original software BA221F 00 en 01 01 Operated via 52006323 ToF Tool from version 1 5 Commuwin II from version 2 07 3 HART communicator DXR275 from OS 4 6 withRev 1 DD 1 05 2002 01 02 00 Function group envelope curve BA221F 00 en 03 03 03 2003 01 02 02 display 52006323 Katakana japanese current turn down HART only the customer tank map can be edited length of antenna extension FAR10 can be entered directly Operated via ToF Tool from version 3 1 Commuwin II from version 2 08 1 HART communicator DXR375 with Rev 1 DD 1 01 2005 01 02 04 Function echo lost improved 03 2006 01 04
40. ich is shown in the display You can access each function via a page reference link in the function menu index see page 105 which lists all the function names alphabetically and numerically Note The default values of the parameters are typed in boldface Varec Inc 3 Notes on Use 2 4 General Structure of the Operating Menu The operating menu is made up of two levels Function groups 00 01 03 OC OD The individual operating Selection of the instrument are split up roughly into different function groups The function groups that are available include e g basic setup safety settings output display etc Functions 001 002 003 OD8 OD9 Each function group consists of one or more functions The functions perform the actual operation or parameterisation of the instrument Numerical values can be entered here and parameters can be selected and saved The available functions of the basic setup 00 function group include e g tank shape 002 medium property 003 process cond 004 empty calibr 005 etc If for example the application of the instrument is to be changed carry out the following procedure l Select the basic setup 00 function group 2 Select the tank shape 002 function where the existing tank shape is selected 2 4 1 Identifying the functions For simple orientation within the function menus see Figure 2 4 on page 9 for each function a po
41. ids Only Varec Inc 19 Function Group basic setup 00 20 4 6 Function vessel silo 00A Solids Only This function is used to select the vessel silo Selection unknown metal silo concrete silo bin bunker dome stockpile conveyor belt 4 7 Function medium property 00B Solids Only This function is used to select the dielectric constant Selection unknown DC 1 6 1 9 DC 1 9 2 5 DC 2 5 4 DC 4 7 DC gt 7 Installation and Operations Manual 4 8 vou Varec Inc 7240 7245 Description of Instrument Functions Plastic granulate A White lime special cement Sugar o 8 1 9 2 5 Portland cement plaster Grain seeds C cs Ground stones Sand pf ta Naturally moist ground stones ores B Salt Metallic powder E gt 7 Carbon black Coal Table 4 4 Function Medium Property 00B Solids Only The respective lower group applies for very loose or loosened bulk solids Function process cond 00C Solids Only This function is used to select the process conditions Selection Standard fast change slow change test no filter 21 Function Group basic setup 00 4 9 Function empty calibr 005 This function is used to enter the distance from the flange reference point of the measurement to the minimum level zero E empty calibration zero Figure 4 2 Function Empty Calibration 005
42. ing E 2 Press s orl to select the required Function Group e g basic setup 00 and confirm by pressing E gt First function e g tank shape 002 is selected Note The active selection is marked by a in front of the menu text 3 Activate Edit mode with or Selection menus a Select the required Parameter in selected function e g tank shape 002 with Or b E confirms selection gt appears in front of the selected parameter C LE confirms the edited value gt system quits Edit mode d B B interrupts selection gt system quits Edit mode Typing in numerals and text a Press or to edit the first char acter of the numeral text e g empty calibr 005 b E positions the cursor at the next character continue with a until you have completed your input C ifa symbol appears at the cursor press E to accept the value entered gt system quits Edit mode d a interrupts the input gt system quits Edit mode 4 Press LE to select the next function e g medium property 003 5 Press Jc T once return to previous function e g tank shape 002 Press dm m twice gt return to Group selection 6 Press B B to return to Measured value display Figure 2 4 Selection and Configuration in Operation Menu Varec Inc 9 Notes on Use 2 6 Commissioning 2 6 1 Switching on the measuring device When the inst
43. ing a maximum volume weight You can select the customer unit 042 Define the volume value corresponding to the calibration in max scale 046 This value corresponds to an output of 100 20 mA for HART 3 customer unit 042 max scale 046 Figure 6 2 Linear Varec Inc 41 Function Group linearisation 04 42 horizontal cyl The volume mass etc are calculated automatically in cylindrical horizontal vessels by entering the diameter vessel 047 the customer unit 042 and the max scale 046 The max scale 046 corresponds to an output of 100 20 mA for HART kg m3 ft is z customer unit 042 max scale 046 Figure 6 3 Horizontal Cylindrical manual If the level is not proportional to the volume or weight within the set measuring range you can enter a linearisation table in order to measure in customer units The requirements are as follows The 32 max value pairs for the linearisation curve points are known The level values must be given in ascending order The curve is monotonously increasing The level heights for the first and last points on the linearisation curve correspond to empty and full calibration respectively The linearisation takes place in the basic setup unit distance unit 0C5 Figure 6 4 Manual Each point 2 in the table is described by a value pair level 3 and for example volume 4 The last
44. is carried out up to the currently measured echo The range to be suppressed is suggested in the range of mapping 052 function Anyway it is wise to carry out a mapping even in this case dist too small At the moment an interference is being evaluated Therefore a mapping is carried out including the presently measured echoes The range to be suppressed is suggested in the range of mapping 052 function 50 Installation and Operations Manual 7240 7245 Description of Instrument Functions dist too big This error cannot be remedied by interference echo mapping Check the application parameters 002 003 004 and empty calibr 005 dist unknown If the actual distance is not known no mapping can be carried out manual A mapping is also possible by manual entry of the range to be suppressed This entry is made in the range of mapping 052 function Caution The range of mapping must end 0 5 m 20 before the echo of the actual level For an empty vessel do not enter E but E 0 5 m 20 If a mapping already exists it is overwriten up to the distance specified in range of mapping 052 Beyond this value the existing mapping remains unchanged 7 3 Function range of mapping 052 This function displays the suggested range of mapping The reference point is always the reference point of the measurement see page 1 This value can be edited by the operator For manual mapping the default value is O m
45. lections inside the tank This map is preferrably done with an empty tank This way all eventual interference reflections caused by installations in the tank are detected and stored in memory Only significant echoes will then exceed the tank map and be evaluated The mapping can also be performed up to the level or a defined distance even if the tank is not empty However if the level drops below the mapping distance additional reflections can interfere with the measurement dB 0 20 customer map operation in basic setup and extended calibration 29 interference echoes m level echo 100 envelope curve with reflections echoes in the tank 120 gt m Figure 14 3 Tank Mapping 91 Envelope curve The FAC Floating Average Curve The FAC is similar to the tank map but automatically adapts itself to changing interference echoes in the tank i e caused by buildup and turbulences The FAC only covers small interference reflections all signals below this curve are ignored The echo signal with the greatest distance to the FAC will be evaluated The FAC is not only recorded once but newly calculated with every envelope curve Thus it continuously adapts itself to the conditions in the tank dB 20 m FAC Floating Average Curve us echoes the echo with the gretest distance to the FAC will be evaluated 80 100 envelope curve with reflections echoes in the ta
46. led Varec Inc Entry reset 0A3 333 customer parameters HART 33333 customer parameters PROFIBUS PA and FOUNDATION Fieldbus 333 reset customer parameters for HART 33333 reset customer parameters for PROFIBUS PA and FOUNDATION Fieldbus This reset is recommended whenever an instrument with an unknown history is to be used in an application The radar is reset to the default values The customer specific tank map is not deleted A linearisation is switched to linear although the table values are retained The table can be reactivated in the linearisation 04 function group List of functions that are affected by a reset tank shape 002 liquids only vessel silo 00A solids only empty calibr 005 full calibr 006 pipe diameter 007 liquids only output on alarm 010 output on alarm 011 outp echo loss 012 ramp span min 01 3 delay time 014 safety distance 015 in safety dist 016 level ullage 040 linearisation 041 customer unit 042 diameter vessel 047 range of mapping 052 pres Map dist 054 offset 057 low output limit 062 fixed current 063 fixed cur value 064 simulation 065 simulation value 066 4mA value 068 20mA value 069 format display 094 distance unit 0C5 download mode 0C8 77 Function Group diagnostics 0A The tank map can also be reset in the cust tank map 055 function of the extended
47. mbol appears when a data transmission via e g HART PFOFIBUS PA or FOUNDATION Fieldbus is in progress SIMULATION_SWITCH_ENABLE This communication symbol appears when simulation in FF is enabled via the DIP switch Table 2 2 Meaning of Symbols 2 5 3 Key assignment The operating elements are located inside the housing and are accessible for operation by opening the lid of the housing Varec Inc 7 Notes on Use Function of the keys Navigate upwards in the selection list Edit numeric value within a function Navigate downwards in the selection list Edit numeric value within a function Navigate to the left within a function group Navigate to the right within a function group confirmation Contrast settings of the LCD Jana E or Janal E Hardware lock unlock After a hardware lock an operation of the instrument via display or communication is not possible anal lanal E The hardware can only be unlocked via the display An unlock parameter must be entered to do so Table 2 3 Function of the keys 8 Installation and Operations Manual 7240 7245 Description of Instrument Functions 2 5 4 Operation with the VU 331 Example Selection and configuration in Operation menu 1 Change from Measured Value Display to Group Selection by press
48. n recording curve 0E2 This function defines whether the envelope curve is read as a single curve Or cyclic Note Ifthe cyclical envelope curve is active in the display the measured variable is refreshed in a slower cycle time It is therefore recommended to exit the envelope curve display after optimising the measuring point Note An orientation of the radar can help to optimise measurement in applications with very weak level echos or strong interference echos by increasing the useful echo reducing the interference echo see Section 15 5 Orientation of the Radar Tank Gauges on page 101 Varec Inc 67 Function Group envelope curve 0E 9 3 Function envelope curve display 0E3 The envelope curve is displayed in this function You can use it to obtain the following information quality of full calibr evaluated echo envelope curve only minimum distance distance of of the plot evaluated echo interference echo envelope curve and interference echo suppression map Figure 9 1 Function Envelope Curve Display OE3 Navigating in the envelope curve display evaluated echo is marked empty calibr maximum distance of the plot level echo Using navigation the envelope curve can be scaled horizontally and vertically and shifted to the left or the right The active navigation mode is indicated by a symbol in the top left hand corner of the display Figure 9 2 Navigating in th
49. nce risk of overspill is displayed If the level drops out of the safety distance the alarm warning disappears and the instrument starts to measure again 35 Function Group safety settings 01 36 warning Figure 5 9 Warning Instrument displays a warning E651 level in safety distance risk of overspill but continues to measure If the level leaves the safety distance the warning disappears self holding Figure 5 10 Self Holding Instrument switches to defined alarm state output on alarm 011 The alarm message E651 level in safety distance risk of overspill is displayed If the level leaves the safety distance the measurement continues only after a reset of the self holding function ackn alarm 01 7 Installation and Operations Manual 7240 7245 Description of Instrument Functions 5 8 Function ackn alarm 017 This function acknowledges an alarm in case of self holding Selection no yes no The alarm is not acknowledged yes Acknowledgement takes place 5 9 Function overspill prot 018 When german WHC is selected various parameters relating to WHG overspill protection SIL are modified and the instrument is locked against further operation Select Standard to unlock Thereby the WHG parameter adjustment is preserved In order to reset the WHG specific parameters it is recommended to carry out a reset of the instrument see page 77 After 3 s th
50. nk zu Figure 14 4 The FAC Floating Average Curve gt m 92 Installation and Operations Manual 7240 7245 Description of Instrument Functions 15 Troubleshooting If you have followed the instructions in this operating manual the 7240 and 7245 RTG s should work correctly If this is not the case the 7240 and 7245 RTG s have facilities for analyzing and correcting errors You can find a structured approach for locating errors on page 94 or in the appropriate instrument operating manual Varec Inc 93 Troubleshooting 15 1 Troubleshooting Instructions 94 N7240 N7245 RTG Troubleshooting nameplate Check voltage and Y compare it with the Not ok Connect the Inst tworks m Read specifications on the correct voltage desta lara d No Check the polarity Not ok Yes of the voltage Correct the polarity Instrument works Ready No Check power connection Not ok Yes to electronic board Connect plug Instrument works Ready No ok Contrast Varec Ready Yes Yes The display is possibly defective 3 6 22mA Contact Varec Service No veS Not ok Correct the ves No ok Possibly defective electronics Contact Varec Service Is the communication resistor installed Not ok Install the resistor E _ Yes according to the see the OM ommunication ok Ready No OM Is the Commubox Not ok Connect the Yes connected according Commubox Ready see the O
51. oduct Follow all instructions and safety guidelines presented in this manual when using this product If the user does not follow these instructions properly Varec cannot guarantee the safety of the system Note Comply with all applicable regulations codes and standards For safety precautions the user should refer to the appropriate industry or military standards Caution Electrical Hazard Read and understand static and lightning electrical protection and grounding described in API 2003 Make certain that the tank installation operation and maintenance conforms with the practice set forth therein vi Installation and Operations Manual Contents Varec Inc Basic SetuUp 0 cc cece ene een 1 Notes om USC usb Ute EAE D EX ROPA e Robo dea 3 2 1 Using the Table of Contents to Locate a Function Description 3 2 2 Using the Graphic of the Function Menu to Locate a Function Description 3 2 3 Using the Index of the Function Menu to Locate a Function Description 3 2 4 General Structure of the Operating Menu 0 2 0 0 eee ee 4 2 4 1 Identifying the fUnctlons sug eo c px ana he hid Meta eS es s 4 2 5 Display and Operating Elements 0 0 00 c eee eee ees 6 2 5 d DISDIAY Seine Oa iet cs tardes um atas oe dat eed a OE es See 6 25 2 Display SVMbOlS 2225 65 wee Ste ate ee a at n a dra geo ea aras 7 2 5 9 Key assignment nerastu ane Er teint an aborto MERC ENDE eid rtp ch
52. on start mapping 053 anaana naaa aaa aea 52 7 5 Function pres map dist 054 0 0 0 cee 52 7 54 unelon cust tank map 059 srir pre boo Tet eroe Cr ee eared lt 53 7 7 Function echo quality 056 0 aaa aana naaa 54 7 8 Function offset 057 i css ae ded oh ee Sa Gane dee eee dd A eda CERE 55 7 9 Function antenna extens 0C9 0 0 eee 55 7 10 Function output damping 058 0 0 cc ee eee 55 7 11 Function blocking dist 059 0 0 ce eee 56 8 Function Group output 06 profibus parm 06 PROFIBUS PA Only57 8 1 Function commun address 060 HART Only 005 57 8 2 Function instrument addr 060 PROFIBUS PA Only 57 viii Installation and Operations Manual 7240 7245 Description of Instrument Functions 8 3 Function no of preambels 061 HART Only 5 58 8 4 Function ident number 061 PROFIBUS PA Only 58 8 5 Function low output limit 062 HART Only 20000 8 59 8 6 Function set unit to bus 062 PROFIBUS PA Only 59 8 7 Function curr output mode 063 HART Only 20006 60 8 8 Function out value 063 PROFIBUS PA Only 0085 61 8 9 Function fixed cur value 064 HART Only 2 00 eee eee 61 8 10 Function out status 064 PROFIBUS PA Only 61 S rT Function simulaloh 4
53. ons Dielectric constant of the medium Surface characteristics waves foam etc Distance between sensor and product Low values increase the probability that the echo is lost through a change in measurement conditions e g turbulent surface foam large measuring distance Caution Echo quality can be improved by orientation of the radar see page 101 54 Installation and Operations Manual 7 8 7240 7245 Description of Instrument Functions Function offset 057 7 9 This function corrects the measured level by a constant value The entered value is added to the measured level Function antenna extens 0C9 With this function the length of the antenna extension FAR10 can be entered N7230 only The influence of slower speed of propagation of the microwaves within the FARTO is corrected automatically 7 10 Function output damping 058 Varec Inc Influences the time an output requires to react to a sudden level jump 63 6 of steady state A high value attenuates for example the influences of rapid changes on the measured variable User input 0 255 s The default value depends on the selected application parameters tank shape 002 medium property 003 and process cond 004 55 Function Group extended calibr 05 56 7 11 Function blocking dist 059 A window below the antenna tip can be suppressed when there are strong reflections of structures welding joints
54. or struts near the antenna The blocking distance is measured from the bottom edge of the process connection Usually the suppression reaches up to the tip of the antenna see Figure 5 7 on page 34 For the N7245 the blocking distance is 20 cm by default All echos are suppressed within this blocking distance As the level echo could possibly be suppressed and there is no guarantee that no other significant echo is available a 10 cm long safety distance is placed in front of the suppression see safety distance 015 function on see page 34 The customer can set the radar to respond to circumstances when the product is within this zone safety distance see page 34 After 3 s the following message appears Installation and Operations Manual 7240 7245 Description of Instrument Functions 8 Function Group output 06 profibus parm 06 PROFIBUS PA Only Display at HART and FOUNDATION Fieldbus instrument Vp IRI a Display at PROFIBUS PA instrument Enter the communication address for the instrument with this function Standard O Multidrop 1 15 In multidrop mode the default value of the output current is 4 mA It can be modified in the function fixed cur value 064 Caution This function is available for HART devices only 8 2 Function instrument addr 060 PROFIBUS PA Only The PA bus address is displayed in this field The address is set either directly on the instrument using DIP
55. rientation see page 101 5 If necessary select a better mounting position and or larger antenna actual expected During filling Multiple echoes yes 1 Check the tank shape 002 emptying O e g dome ceiling or the measured horizontal cyl value jumps downwards 2 Inthe range of the blocking e dist 059 there is no echo i evaluation Adapt the value 3 If possible do not select central installation position 4 Perhaps use a stilling well E 641 loss of Level echo is too yes l Check application parameters echo weak 002 003 and 004 Possible causes 2 Optimise alignment see Rough surface due page 101 eingetreten to filling 3 f necessary select a better emptyin li y ng installation position and or Agitator running larger antenna E 641 Foam by v erwartet put Ne Table 15 3 Application Errors in Liquids cont d 98 Installation and Operations Manual 15 4 Application Errors in Solids Error Output Possible cause 7240 7245 Description of Instrument Functions A warning or alarm has occurred Depending on the configuration See table of error messages see page 95 Measured value 000 is incorrect actual Measured distance yes gt 008 OK nov An interference yes gt echo may have been evaluated No change off
56. rm 99999 hold Figure 5 3 Hold If the instrument is in alarm state the last measured value is held 30 Installation and Operations Manual Varec Inc 7240 7245 Description of Instrument Functions user specific Figure 5 4 User Specific If the instrument is in alarm state the output is set to the value configured in output on alarm 011 x mA Caution This selection is available for HART devices only 31 Function Group safety settings 01 5 2 Function output on alarm 011 HART Only On alarm the output current is set to the entered value in mA This function is active when you selected user specific in the output on alarm 010 function Caution This function is available for HART devices only 5 3 Function outp echo loss 012 Use this function to set the output response on echo loss Selection alarm hold ramp min alarm delay time 014 10 On echo loss the instrument switches to alarm state after an adjustable delay time 014 The output response depends on the configuration set in output on alarm 010 32 Installation and Operations Manual Varec Inc 7240 7245 Description of Instrument Functions hold MUN delay time 014 10 Figure 5 5 Hold On echo loss a warning is generated after a definable delay time 014 Output is held ramp min delay time ramp span min 013 Figure
57. rument is switched on for the first time the following messages appear on the display After 5 s the following message appears 72xx Radar Tank Gauge V01 05 00 HART After 5 s the following message appears After 5 s or after you have pressed p the following message appears Select the language this message appears the first time the instrument is switched on Select the basic unit this message appears the first time the instrument is switched on The current measured value is displayed After E is pressed you reach the group selection This selection enables you to perform the basic setup 10 Installation and Operations Manual 7240 7245 Description of Instrument Functions 3 Function Menu 7240 7245 RTG Basic Setup in liquids Function group Function Description basic setup 00 measured value CIM see page 19 C for mens fencstave e S fare OST e Basic Setup in solids Function group Function Description pasi setup pae OTe memweci Wr mes see page 15 mra ws men Further Functions Function group Function Description oouronatrn Garou A mex see page 29 fesse C Fees emis es fe Varec Inc 11 Function Menu 7240 7245 RTG linearisation Page 39 Function group extended calibr see page 49 output Profibus Param PROFIBUS PA Only see page 57 12 Further Functions Function Description
58. sampling factor for 6 GHz is 81920 it is 163 840 for 26 GHz The resulting carrier frequency is approx 70 kHz and 140 kHz at 26 GHz respectively The envelope curve generated such is then demodulated processed to a logarithmic scale amplified and finally digitalized and evaluated by a microprocessor In chronological order an envelope curve consistes of the sending pulse the electrical reverberation and one or more echoes The maximum measuring time depends on the maximum measuring distance Afterwards the next cycle starts with the sending pulse The envelope curve can be viewed on the local display In order to do that the function 09C must be selected in the operation menu The display can be configured in function 09A and O9B In addition a laptop computer or PC in combination with the E H software ToF Tool and an interface adapter can be used for display and evaluation of an evelope curve see BA 224F Operating Instructions for ToF Tool sending pulse with amplitude y reverberation time interference echo caused by installations interference echo caused by agitator 4Adfefferenceechoes ES techn representation of the envelope curve Vx time of flight Figure 14 2 Example of a tank with a schematic envelope curve Installation and Operations Manual Varec Inc 7240 7245 Description of Instrument Functions Tank mapping It may be required to map interference ref
59. seconds until alarm please wait disappears 95 Troubleshooting 96 Code Description Possible cause Remedy W601 linearisation chl curve linearization not monotonously correct linearisation table not monotone increasing W611 less than 2 linearisation number of entered linearization correct linearisation table points for channel 1 points lt 2 W621 simulation ch 1 on simulation mode is active switch off simulation mode E641 no usable echo channel echo lost due to application check installation optimize conditions of built up on antenna orientation of antenna clean checlecalibt antenna cf Operating Instructions F651 level in safety distance level in safety distance alarm will disappear as soon as risk of overspill level leaves safety distance A671 linearisation chl not linearisation table is in edit mode activate linearisation table complete not usable W681 current chl out of range current out of range 3 8 mA 21 5 check calibration and mA linearisation Table 15 1 System Error Messages Installation and Operations Manual 7240 7245 Description of Instrument Functions 15 3 Application Errors in Liquids Error Output Possible cause Remedy A warning or Depending on the configuration See table of 1 See table of error messages alarm has error messages see page 95 occurred see page 95 Measured value Measured
60. sition is shown on the display Figure 2 1 Identifying the Functions The first two digits identify the function group pee Table 2 1 Identifying the Function Group 4 Installation and Operations Manual Varec Inc 7240 7245 Description of Instrument Functions The third digit numbers the individual functions within the function group Hereafter the position is always given in brackets e g tank shape 002 after the described function Notes on Use 2 5 Display and Operating Elements LC D liquid crystal display Symbol s Figure 2 2 Layout of the Display and Operating Elements 2 5 1 Display Liquid crystal display LCD Four lines with 20 characters each Display contrast adjustable through key combination Headline Position indicator Selection list Function groups gt Functions no f kj e B sc 4 Envelope y curve Figure 2 3 Display 6 Installation and Operations Manual 7240 7245 Description of Instrument Functions 2 5 2 Display symbols The following table describes the symbols that appear on the liquid crystal display Sm er ALARM_SYMBOL This alarm symbol appears when the instrument is in an alarm state If the symbol flashes this indicates a warning LOCK_SYMBOL This lock symbol appears when the instrument is locked i e if no input is possible COM_SYMBOL This communication sy
61. switches see instrument operating instructions or using a special SetSlaveAddress command via the bus e g by the ToF Tool Caution This function is available for PROFIBUS PA devices only Varec Inc 57 Function Group output 06 profibus parm 06 PROFIBUS PA Only 8 3 Function no of preambels 061 HART Only Enter the number of preambles for the HART protocol with this function An increase in the value is advisable for bad lines with communications problems Caution This user input is available for HART devices only 8 4 Function ident number 061 PROFIBUS PA Only manufacturer profile manufacturer Set to1522 hex according to manufacturer PNO registered profile Setting defined as in PA Profile 3 0 9700 hex instrument with one AI block Caution This function is available for PROFIBUS PA devices only 58 Installation and Operations Manual 7240 7245 Description of Instrument Functions 8 5 Function low output limit 062 HART Only The output of negative level values can be suppressed with this function Selection offminimum output 10 3 8 mA for HART onminimum output 0 4 mA for HART 10076 100 20 Figure 8 1 Function Low Output Limit 062 HART Only This user input is available for HART devices only 8 6 Function set unit to bus 062 PROFIBUS PA Only confirm After confirming this function the unit of the measured variable is taken over in
62. symbol For a description of the codes see Table 15 1 on page 96 Error messages Error messages appear as four lines of plain text on the display In addition a unique error code is also output A description of the error codes is given on Page 96 The diagnostics OA function group can display current errors as well as the last errors that occurred If several current errors occur use or a to page through the error messages The last occurring error can be deleted in the diagnostics 0A function group with the funktion clear last error 0A2 75 Function Group diagnostics 0A 11 1 Function present error 0A0 The present error is shown using this function If several current errors occur use Or L to page through the error messages 11 2 Function previous error 0A1 The last error presented is shown with this function 11 3 Function clear last error 0A2 Selection keep erase 76 Installation and Operations Manual 11 4 Function reset 0A3 7240 7245 Description of Instrument Functions Caution A reset sets the instrument back to the factory settings This can lead to an impairment of the measurement Generally you should perform a basic setup again follow ing a reset A reset is only necessary if the instrument no longer functions if the instrument must be moved from one measuring point to another if the instrument is being de installed put into storage instal
63. t increases and shifts are retained Only when you reactivate the recording curve OE2 function does the 7240 7245 RTG use the Standard display again After 3 s the following message appears 70 Installation and Operations Manual 7240 7245 Description of Instrument Functions 10 Function Group display 09 Selects the display language Selection English Deutsch Francais Espanol Italiano Netherlands neice Katakana Japanese will be displayed only Dependence All texts will be changed Caution This function is not visualised in Commuwin II Varec Inc 71 Function Group display 09 10 2 Function back to home 093 If no entry is made using the display during the specified time period the display returns to the measured value display 9999 s means that there is no return User input 3 9999 s Caution This function is not visualised in Commuwin II 10 3 Function format display 094 Selects the display format Selection decimal ft in 1 16 decimal The measured value is given in decimal form in the display e g 10 7096 ft in 1 16 The measured value is displayed in the following format e g 5 05 14 16 This option is only possible for distance unit 0C5 ft and in Caution This function is not visualised in Commuwin II 72 Installation and Operations Manual 7240 7245 Description of Instrument Functions 10 4 Function no of decimals 0
64. ted tank shape 002 vessel silo 00A medium property 003 medium property OOB process cond 004 process cond 00C empty calibr 005 empty calibr 005 full calibr 006 full calibr 006 pipe diameter 007 check distance 051 check distance 051 range of mapping 052 range of mapping 052 Start mapping 053 start mapping 053 Table 4 1 Function Media Type 001 Varec Inc 15 Function Group basic setup 00 4 3 Function tank shape 002 Liquids Only This function is used to select the tank shape Selection dome ceiling horizontal cyl bypass stilling well flat ceiling sphere dome ceiling horizontal cyl flat ceiling sphere Figure 4 1 Function Tank Shape 002 Liquids Only 16 bypass stilling well Installation and Operations Manual 7240 7245 Description of Instrument Functions 4 4 Function medium property 003 Liquids Only This function is used to select the dielectric constant Selection unknown DC 1 9 DC 1 9 4 DC 4 10 DC gt 10 a non conducting liquids e g liquefied gas 19 4 non conducting liquids e g benzene oil toluene NE e g concentrated acids organic solvents esters aniline alcohol acetone 0 51 conducting liquids e g aqueous solutions dilute acids and alkalis 1 Treat Ammonia NH3 as a medium of group A i e use N7230 in a stilling well Table 4 2 Function Medium Property 003 Liquids Only Varec
65. tered values 8 12 Function simulation value 066 After selecting the sim level option in the simulation 065 function the following message appears in the display The level can be entered After selecting the sim volume option in the simulation 065 function the following message appears in the display The volume can be entered After selecting the sim current option in the simulation 065 function the following message appears in the display Enter the output current only for HART instruments Varec Inc 63 Function Group output 06 profibus parm 06 PROFIBUS PA Only 8 13 Function output current 067 HART Only Displays the output current in mA Caution This function is available for HART devices only 8 14 Function 2nd cyclic value 067 PROFIBUS PA only Selects the second cyclical value height dist The radar always transmits the distance as the second cyclical value Caution This function is available for PROFIBUS PA devices only 64 Installation and Operations Manual 7240 7245 Description of Instrument Functions 8 15 Function 4mA value 068 HART Only In this function specify the level or volume weight flow resp at which the output current should be 4 mA This value will be used if you choose the option curr turn down in the current output mode 063 function 8 16 Function select vOhO 068 PROFIBUS PA Only Vare
66. ured value 005 15 001 media type 0 0 2 00 0 ee 15 002 tank shape liquids only 16 003 medium property liquids only 17 004 process cond liquids only 18 005 empty calibr llle 22 006 5 TUll CallDE 4229 92 Bo d redd eroe 23 007 pipe diameter liquids only 24 0090 diSDIdVy 4 5 e ee b YE EAE 24 00A vessel silo solids only 20 00B medium property solids only 20 00C process cond solids only 21 010 output on alarm 4 29 011 output onalarm 32 012 Ulp GCN 055 2 Terrier Geto 32 013 ramp espan min ls 34 014 s delay lime 25 vau Rex xs 34 015 safety distance 34 016 2 in safety dist 0 0 35 017 ackn alarm 2 0 eee eee 37 016 OVErspill DIOL 22 cece Bees Mae eane 37 040 level ullage nnna nananana nnana 39 041 amp liniearsatlort uo eek Ier tees 41 042 customer unit llli 45 043 tapIe H0 e actora ed tor e a 46 044 input level 000 46 045 input volume 0005 47 046 max scale nnna 0 0 0 ee eee 48 047 diameter vessel LL 48 050 selection 0 0 0 cee ee 49 051 check distance 25 50 052 range of mapping 27 51 053 start mapping
67. vals FM Canandian Standards Association CSA DEKRA ATEX Disclaimer of Warranties The contract between the Seller and the Buyer states the entire obligation of the Seller The contents of this instruction manual shall not become part of or modify any prior or existing agreement commitment or relationship between the Seller and Buyer There are no express or implied warranties set out in this instruction manual The only warranties that apply are those in the existing contract between the Seller and Buyer The 7240 7245 Radar Tank Gauges RTG 4 to 20 mA HART have not been tested by Varec under all possible operational conditions and Varec may not have all the data relative to your application The information in this instruction manual is not all inclusive and does not and cannot take into account all unique situations Consequently the user should review this product literature in view of his or her application If you have any further questions please contact Varec for assistance Limitations of Seller s Liability In the event that a court holds that this instruction manual created some new warranties Seller s liability shall be limited to repair or replacement under the standard warranty clause In no case shall the Seller s liability exceed that stated as Limitations of Remedy in the contract between the Seller and Buyer Use of parts that are not manufactured or supplied by Varec voids any warranty and relieves Varec of
68. xed current value with this function This entry is necessary when you have switched on the fixed current 063 function User input 3 8 20 5 mA Caution This user input is available for HART devices only 8 10 Function out status 064 PROFIBUS PA Only Displays the current output status for value see operating instructions of relevant instrument Caution This function is available for PROFIBUS PA devices only Varec Inc 61 Function Group output 06 profibus parm 06 PROFIBUS PA Only 62 8 11 Function simulation 065 If necessary linearisation the output signal and the current output can be tested with the simulation function You have the following simulation options Selection sim off sim level sim volume sim current WA sim volume sim level sim current HART only sim off Simulation is switched off sim level Enter the level value in simulation value 066 The functions measured value 000 measured level 0A6 output current 067 follow the entered values Installation and Operations Manual 7240 7245 Description of Instrument Functions sim volume Enter the volume value in simulation value 066 The functions measured value 000 output current 067 follow the entered values sim current HART only Enter the current value in simulation value 066 The function output current 067 follows the en

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