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1. ET habe T T T E T r T T E E E 1 EI B LF dimus anbrd terreno donnie VDO V L2 Diw eerr eem Thea uad 1 EEY y G1 Ehud BER o m S w LL zi This screenshot of the PCSTAR 2 F7 Oscilloscope function while measuring a typical one product application identifies 1 Emitted pulse Flange reflection except coaxial probe Non product reflection e g parasite agitator Product level reflection Level threshold with two metre steps Set in F11 Dynamic configuration menu Offset see below for definition Distance measured as a function of time NOOR WD Offset is the distance for the signal to travel from the converter to the flange the gauge s reference point The level signal can be optimized by way of two factors Amplification factor The amplitude of the signals is proportional to the dielectric constant of the product At low amplitudes the signal should be amplified The amplification factor is dependent on the dielectric constant and on the probe type The device sets the gain automatically KROHN BM 102 51 The following factors apply to the set gain Gain Amplification factor 0 1 05 1 2 10 2 4 37 3 8 93 Level threshold The level threshold suppresses interference signals so that only the reflections from the product surface level signal are shown The factory setting of the level threshold is suitable for standard applications
2. 1 1 3 Tani height Tenn mm S EDO mm 1 12 Desa zone 0 me 6 Hitch mam AAA Time eei 5 1 Hs L LE Probe length 10000 I 6 27000 mm 124 Display izi Leregth unit m VHC xdi F5 Sarwe Io cieli FPE Serd bos Bei 162 FI Help Fa Lead from EM DEC Functions available on this page use scroll slider on the right hand side to show all User functions 1 1 1 1 1 2 1 1 3 amp 1 1 6 Basis Parameters User functions 1 2 4 1 2 5 amp 1 2 6 Display Parameters User functions 1 3 1 to 1 3 5 Current Output Parameters User functions 1 4 3 to 1 4 9 User Data Parameters User function 1 5 1 Application Parameter User function 1 6 2 Serial Input Output Parameter User function 1 7 0 Volume Table Parameters and F1 Help On line help file F2 Load from disk This loads old settings from the hard disk onto PCSTAR 2 but not to gauge F3 Exit Exit configuration page to real time measurement main window F4 Load from BM102 This loads the configuration used by the gauge into PCSTAR 2 F5 Save to disk Press to save a configuration onto disk in KRF format This allows the user to load configurations later and also facilitates analysis of the gauge by KROHNE personnel if a problem is encountered F6 Send to BM102 Press this once all configuration parameters have been entered This will load the new configuration into the gauge 78 BM 102 KROHN F3 E
3. X Donotfit the gauge near to these objects Recommended minimum distance of probe from objects inside the tank Probe Type Minimum free space Single types 1 2 and 6 300 mm or 12 Twin type 4 100 mm or 4 Coaxial type 3 0 mm or 0 Electromagnetic field shape around probe by type not to scale Single types 1 2 and 6 Twin type 4 Coaxial type 3 600 mm or 224 ES EH mm SE Te 28 mm x f ICT ES E or 91 1 50 mm or 2 L l L l LI KR ld aie O a Pav l U l I L g T ER i a z A ns X Pale i r Noc D Y Xe 2c No beam angle for any probe type EROHNE BM 102 13 Avoid direct solar radiation Fit a sunshade on the gauge for open air installations this is either supplied on demand by KROHNE or provided by the customer The ambient temperature limits of the gauge are given below 180mm or 7 167mm or 6 6 60 C or 140 F EN 1 185 5mm or 7 3 30 C or 22 F T 1 3 4 Specific installation instructions gauge liquid applications Probe bending in agitated products recommended solutions 1 Agitator 2 Turnbuckle for anchoring probe to tank bottom 3 Bypass chamber 3 4 Probe and counterweight centred on request 4 Mounting on a reference vessel or still well is ideal To ensure that the probe does not come into contact with the tank wall the probe should be fix
4. i e no volume table is 20 Each subsequent value must be greater than the previous one The length and volume units can be changed later without affecting the settings in the table Calculations are done automatically in the instrument 2 1 7 3 DELETE TABLE This function deletes the strapping table 44 BM 102 KRUDHRE Function Fct Input Range Description 2 2 0 TESTS 2 21 TEST OUTPUT Select 4 mA 20 This function allows the current mA Other output to be tested The output can be set to one of the listed values With a reference ammeter the calibration of the current output can be verified 2 3 0 SERVICE Restricted access factory configuration menu These parameters may be accessed via Fct 3 2 Specialist PSW password 3 0 ACCESS RIGHTS 3 1 MAINTENANCE PSW Yes or no Enter 9 Disables the access lock on the character code if configuration menu Yes The password must contain exactly 9 No characters E Ror U are used only The password is displayed in a scrambled format It allows KROHNE to decode the password in case it was forgotten 3 2 SPECIALIST PSW See KROHNE Specialist access to the Service Service centre or Parameters BM 102 Service Manual for code 4 0 WATCH STATUS Displays the status of the device 5 0 HART VARIABLES 5 1 MANUFACTURER Read only menu KROHNE 5 2 MODEL Read only menu
5. 2 1 1 5 3 Sensor min span 1 mm or 0 04 Read only Menu Sensor minimum span 2 1 2 0 DISPLAY 2 1 2 1 LENGTH 2 1 2 1 1 LENGTH UNIT Select m cm mm inch Ft optional unit Length unit of displayed value level distance The optional unit allows the user to mm define a new unit name and factor see menu 2 1 2 1 3 2 1 2 1 2 DISPLAY FORMAT 0 1 2 3 4 5 Number of decimal places Defines exponential format auto 2 the displayed length values format option of the HART communicator H275 ERDHNE BM 102 41 Function Fct Input Range Description 2 1 2 1 3 0 DEFINE NEW UNIT 2 1 2 1 3 1 UNIT NAME 4 ASCII characters unit Optional unit name User has to enter the unit name before using it in the menu LENGTH UNIT 2 1 2 1 3 2 UNIT FACTOR Enter 0 0 to Optional unit factor User has to enter 100000 the Unit Factor before using it in the 1 0 menu LENGTH UNIT With a factor 1 0 the unit is equivalent to one millimeter With a factor 1000 0 the unit is equivalent to one meter 2 1 2 2 0 VOLUME 2 1 2 2 1 VOLUME UNIT Select m3 US Unit for conversion values volume Gal Ft3 bbl M3 h Ft3 h kg Metric Tons US Tons m table The selected unit is only used to display the conversion value from the strapping table 2 1 2 2 2 DISPLAY FORMAT 0 1 2 3 4 5 exponential format auto 2 Number of decim
6. 1 Execute PCSTAR 2 Press F2 to connect to gauge n a 2 Press F11 to open F11 Dynamic configuration n a window 3 The top of the window gives the distance peak 21000 mm amplitude in volts and gain 650 mV Gain 3 4 The configured level threshold is listed under peak n a amplitude in mV Click on the Modify box to activate the Threshold field 5 Click on the Threshold field and enter the new 500 mV value 6 If the approximate level is known click on the Distance field and then click on the Search button 7 If the value is still too low try reducing threshold n a again by small amounts If this does not resolve the problem contact the KROHNE Service Centre A list of service centres for each country is supplied on the back page of this handbook Note that the threshold drops every 2 metres or 6 5 feet Solid application notes Most dry solid applications except powder or flakes with high dielectric constants such as coal powder are measured with a Gain of 3 If it is difficult to measure level at a certain point with the gauge using a Gain from 0 to 2 then an internal tank structure exposed girder etc is most likely to be within the electromagnetic pulse field area the gauge will detect the largest signal and assume this is the product level KROHAE BM 102 55 3 4 3 Level measurement when more than one phase or layer in the tank Level can be measured with more than one phase in the tank This requires s
7. 8 4 4 F4 Serial parameters For configuring the gauge for networks Refer to section 3 3 1 for a list of available parameters 8 4 5 F5 Record Reading Play back recording functions offline 1 The function will display a window Record file Open Browse for the DAT file required Press OK to open file or Cancel to quit Les _ dix Le Ou arn EAEC EL L p ei m DOS pec cd t El E Ty psi dan md Lites a dmi Re DATA 84 BM 102 KROHN 2 When OK is pressed the DAT file details are displayed FAFDSWARDVOUS TON HMD C7 1 NIRA EPs T A 1 ger Inform ryan Company PF DIET version vis Ured protocol HART Dee and goe of start M2 1658 Dnie and Geer of stop BAITAI2EEI 1558 Times bg 1 omes Communi tnn Der blocks IO Conteumbos borka i FT Holp Functions F1 Help On line help file F2 Start Start reading the file data Goes to record reading main window see below F3 Exit Exit to main title window 5 amp 1 2 3 aA An J v od Es TT x mm L mel PFI KRDHNE BM 102 85 Item Item Description 1 Current output 1 level in mA mm 2 Tank diagram showing current position of level 3 Dead zone limit configured 4A amp B A Distance level of top product in mm amp B Ullage volume volume in liters configurable display 5 Date of time slice 6 Time of time slice 7 F6 Trend function shows level an
8. KRDHNE BM 102 25 26 After the connection has been established the following screen is shown This will show the current status of the tank No further configuration should be necessary The following functions are available on the screen and will be discussed further in section 8 4 F2 Device configuration a summary of the parameters are given on the next page F7 Oscilloscope function have all reflections occurring at the probe displayed F11 Dynamic on line device configuration F4 View and record all information during operation F6 Trend observe the level trend since start of the program F8 Marker read the status of the device and F10 make printouts screen shots Er KK almi x emm rep Zum Ire Mcreo erc BI VI TP ESA EROHHE Eere rr ape cob 1 rudqus ed ei mmm m PTT dg Hi Alois 20808 ibd P 3200 40 9 oe Vosa Pe E I 3 ien KE Dey CAM app PAIE EX E F1 Hei NT Eat Gen Geet BM 102 KRUHNE 3 3 2 Summary of User Functions in PCSTAR 2 F2 Configuration The table below provides an overview of all parameters that can be set in the configuration menu using F2 in PCSTAR2 Reset default values are in bold type in the Input Range column Function Input Range Description 1 0 0 Operation 1 1 0 Basic parameters 1 1 1 Tank height Enter 0 60 mor 0 197 ft As per order The tank height forms the basis for calculati
9. KROHNE 03 2004 We Subject to change without notice Handbook BM 102 MICROFLEX TDR Level gauge Variable area flowmeters Vortex flowmeters Flow controllers Electromagnetic flowmeters Ultrasonic flowmeters Mass flowmeters Level measuring instruments Communications technology Engineering systems amp solutions Switches counters displays and recorders Heat metering Pressure and temperature Table of contents Device description and range of applications 4 Principal gauge components l 4 Items included with RT UE 6 Documentation s pplied uuu 2 d d se Nee ge deg EN Ee Eggs Ee 6 Product liability and warranty nnnm n n nenne nenne tenete em nnn 6 1 Mechanical installation eese U u nnne nennen nennen nnn nnn nnn 7 1 1 Handling and sSIOOrag u u uu uu icone aeaieie n iadaan Fen pr paren arch Fe dairdir Ra cues stad 7 1 2 Installation restrictions iiie eee tertio ctr itn etre RES R Re LEES E ERR SERA LEE 8 1 9 Mounting ornthe tank oou mure obedece cro kabet s icem esa ceri euo etm ta ge ee use aa rura re e ERE Drago 8 1 3 1 Installation instructions general notes eem emere 8 1 3
10. BM 102 5 3 FLD DEV REV Field device revision 1 0 Read only menu 5 4 SOFTWARE REV Software revision 1 0 Read only menu 5 5 HARDWARE REV Hardware revision 1 0 Read only menu 5 6 DEVICE ID Read only menu The device ID is also the serial number of the device 5 7 MESSAGE 32 bytes of ASCII characters 5 8 DESCRIPTOR 16 bytes of ASCII characters Equivalent to PCSTAR2 Fct 1 4 8 5 9 DATE Month Day Year xx xx xx 5 10 NUM RESP PREAM Number of preamble in the response frame of the device 5 11 TAG Tag name of the BM 102 5 12 POLL ADDRESS Address of the device KROHNE BM 102 45 3 3 5 Characters available for alpha numerical data functions in PC STAR 2 and on the This concerns the following functions HART console PCSTAR2 HART console HHC fct 12 6 1 Unit name fct 1 4 4 Device number fct 1 4 8 Option fct 5 7 Message fct 5 8 Descriptor fct 5 11 Tag H P X Space 0 8 A l Q Y 1 9 B J R Z s i 2 C K s 3 D L T i 4 lt E M U 5 F N V amp 6 gt G 0 W m I 7 46 BM 102 KROHN 3 3 6 Local user display instruments equipped with DIN connectors only The BM 102 local indicator is available as an option This fits onto the BM 102 s standard DIN connector Data can be read from an LED display The gauge configuration menu cannot be accessed with this option For non Ex applications only Please refer to the DA 06 Supplementary i
11. Zone 3 Central measurement zone The gauge searches along the length of the probe for the largest pulse reflection If the pulse is lost the reading freezes at the last value Marker Level lost will be displayed The probe will search for a reflection along the length of the probe Zone 4 Empty zone If the reflection is lost here then the gauge assumes the tank is empty and marker tank empty is displayed The gauge searches for a reflection in this zone but makes a search along the entire length of the probe once every minute The reading will remain frozen during this time BM 102 49 3 4 2 Gain and voltage amplitude As explained in the measuring principle in section 6 the level of a product is converted from a return signal the product reflection received by the gauge this signal has taken a certain amount of time to return to the gauge and it has a certain strength size measured in milli volts dependant on the dielectric constant of the product All pulse signals returning to the gauge electronics block including flange obstruction and the product surface reflections are converted to voltage amplitudes The gauge s microprocessor looks for part of the largest signal that is over a set voltage amplitude called the threshold and identifies this as the product being measured For this signal to be usable by the gauge the microprocessor will amplify the signal by increasing the gain Once the signal is within a
12. mount the BM 102 directly on the tank with a Do not fit a nozzle longer than its GAS or NPT threaded connection diameter especially for single probes and powder applications gd h lt Gd where h nozzle height and d nozzle diameter Contact KROHNE if this relationship cannot be respected Nozzles extending into tank Caution Do not use nozzles that extend into the tank This will disturb the electromagnetic emitted pulse and the measurement KROHAE BM 102 Installation of two devices If two devices are to be used on the same tank these should be mounted at a distance of at least 2 m or 6 74 ft away from each other If not interferences from the electromagnetic EM fields generated by both instruments may cause measurement errors Not applicable to coaxial probes the outer shell of the probe contains the EM field no minimum distance required Bo gt 2mor6 ft Process connection For the gauge to make accurate measurements e The tank process connection must be level e Ensure a good fit with the gauge process connection e The tank roof should not deform under the weight of the gauge Process connection and entry pipe Caution Do not put the nozzle close to the entry pipe Pouring the product directly onto the probe will give false readings Install deflector plate if impossible to distance gauge from entry pipe Install far from the entry pipe 10 BM
13. 102 KROHN Stilling wells Tanks with floating roofs for petro chemical applications use a stilling well 1 Stilling well 2 Tank 3 Floating roof 4 Product petroleum applications 5 Well fixed to tank base no roof deformation 6 Sediment 1 3 3 Installation instructions Gauge all applications BM102 gauges are designed to be mounted on a suitable process connection on a tank or sump Install the gauge using two people to avoid damaging the probe Support the housing and the probe Installation of single and twin cable probe level meters 1 Caution Do not over bend probe 1 2 Inserting the probe hold more than one metre above the opening to avoid cable bending ERLIHNE BM 102 11 Probes entanglement straightness and tank bottom clearance Rigid section Lea Rigid section length of single Ses RS and twin cable probes Cable diameter Rigid section length Single cable 4mm or 0 15 40mm or 172 8mm or 0 15 200mm or 8 Twin cable 4mm or 0 15 40mm or 1 e Cable probes must be straight once inserted into the tank They must also be far from other objects e g mixers to avoid entanglement e In order to maintain the gauge s operating characteristics it is recommended to avoid touching the tank bottom with the counterweights for cable probes or probe end other types Objects discontinuities inside the tank that influence the pr
14. 2 Ground terminal E is not connected Caution Ground terminal E is not connected to the signal converter housing or to the device flange To avoid ground current loops the cable shielding may not be connected at both ends 1 Detach the 4 screws T and remove cover from terminal compartment 2 Connect the cable ends fitted with ferrules to the power terminal U not polarity sensitive 3 Shutthe terminal compartment 2 1 4 Ex equalizing conductor Refer to the BM 102 MICROFLEX KEMA 00 ATEX 1101X Supplementary Installation and Operating Instructions for further information Terminal for equipotential bonding U clamp terminal max conductor cross section 4 mm 6 2 10 3 sq in on neck of signal converter Terminal for equipotential I I I bonding KRDHNE BM 102 19 2 2 Power Supply 2 2 1 Non hazardous duty version Power supply Rated voltage 24 V DC Max voltage 35 V DC Vinput EX 28 V DC Min voltage dependent on Vinput load impedance see graph below A supply voltage above 35 V DC can cause irreparable damage to the signal converter Also power supply voltages above the specified max values and below the specified min values can lead to faulty measurements or to a device reset Load impedance Rep Loop resistance Rioop RHART Reable S Rammeter Min Rio 0 ohms Max Rioop 750 ohms Ruart resistance for H
15. 2 Installation instructions nozzle iuieeeieeie cese eei ere nein einn ttn nun Kaa va incu aa nde 9 1 3 3 Installation instructions Gauge all applications a 11 1 3 4 Specific installation instructions gauge liquid applications 14 1 3 5 Specific installation instructions gauge solid applications sees 16 2 Electrical connections esses eene nnne enhn nnne nnne nnn u uu uu 18 2 1 Electrical installation instructions eiie eiee esee nennen innert neta tnn 18 2 1 1 Wiring general notes ennt enemenrn nennt nnne nn nn ESENS nnen nen Ennen nist 18 2 1 2 Wiring connections DIN CONNECHOT emere enne nnns 18 2 1 3 Wiring connections M16 terminal box u a 19 2 3 4 E Elle Reie e e ET 19 2 2 POoWerSuUpply EE 20 2 2 1 Non hazardous duty version 20 2 2 2 Hazardous d ty version EE 21 2 39 Gelee 22 2 9 1 Network OPTIONS EE 22 2 3 2 HART communication DrotocOl enne tr sre nnman 22 3 User Interface 3 1 Power on and etart up esee arsh nne en nnne remet iire eri EDADE hN nenne renes 3 2 Available user interfaces 3 3 Op ratorcontrol P 3 3 1 PCSTAR 2 for Windows basic installation amp operating instructions 23 3 3 2 Summary of User Functions in PCSTAR
16. 21 52 FAX 34 0 91 8 83 48 54 e mail krohne krohne es Switzerland KROHNE AG Uferstr 90 CH 4019 Basel TEL 41 0 61 638 30 30 FAX 41 0 61 638 30 40 e mail info krohne ch United Kingdom KROHNE Ltd Rutherford Drive Park Farm Industrial Estate Wellingborough Northants NN8 6AE UK TEL 44 0 19 33 408 500 FAX 44 0 19 33 408 501 e mail info krohne co uk USA KROHNE Inc 7 Dearborn Road Peabody MA 01960 TEL 1 978 535 6060 FAX 1 978 535 1720 e mail info krohne com Algeria Japan Argentina Jordan Bulgaria Kuwait Camaroon Marocco Canada Mauritius Chile Mexico Columbia New Zealand Croatia Pakistan Denmark Poland Ecuador Portugal Egypt Saudi Arabia Finland Senegal French Antilles Singapore Greece Slovakia Guinea Slovenia Hong Kong Sweden Hungary Taiwan Indonesia Thailand Ivory Coast Turkey Iran Tunesia Ireland Venezuela Israel Yugoslavia Other Countries KROHNE Messtechnik GmbH amp Co KG Ludwig Krohne Str D 47058 Duisburg TEL 49 0 203 301 309 FAX 49 0 203 301 389 e mail export krohne de Subject to change without notice
17. 31 ft distance value 5 Go to user function 1 1 6 Probe length to enter value 5 80 m or 19 03 ft 6 Go to user function 1 2 4 Length Unit to select length m or ft units 7 Go to user function 1 2 5 Volume unit to select volume m or ft units 8 Go to user function 1 7 2 Input table A maximum of 20 See table below points can be entered For each point a level and a volume must be entered Each point should have a value higher than preceding one Input table Point Level Volume 1 0 0 m or 0 0 ft 0 0 m or 0 0 ft 2 0 20 m or 0 66ft 0 5 m or 17 66 f 3 0 75 m or 2 46ft 1 0 m or 35 31 f 4 1 00 m or 3 28ft 1 5 m or 52 97 f 5 5 60 m or 18 37ft 16 8 m or 593 3 f Max level tank height dead zone 6 00 m 0 40 m or 19 69 ft 1 31 ft 5 60 m or 18 37 ft equivalent to a volume of 16 80 m or 593 3 ft Note The level can effectively be measured between 0 20 m or 8 and 5 60 m or 18 ft When the product level drops below the tip of the probe the BM 102 will indicate that there is still remains of 0 20 m or 8 Accordingly the BM 102 can only indicate a level between 0 20 m or 8 and 5 60 m or 1875 ft since it only measures along the probes The size of the dead zone depends on the installation and on the probe type KROHAE BM 102 37 Supplementary procedure for setting the 4 20 mA current to output volume readings using PCSTAR 2 Step Action Data entered value selected 1
18. 4 0 menu of the HART communicator The device is in its start up phase Wait 50 seconds If the current value drops to a value between 4 and 20 mA and goes immediately back to 22 mA contact your KROHNE Service Centre The value at the current output does not correspond to the value at the display PC STAR 2 or HART communicator The current output settings are incorrect Check the current loop and the connections Configure the output as described in Sect 3 3 3 user sub menu 1 3 of the BM 102 Handbook also try adjusting the threshold using F11 Dynamic Configuration function PCSTAR 2 or menu 2 1 5 1 0 HHC Data communication via the digital interface is not working The BM 102 is in its start up phase wait 50 seconds and try again The communication parameters of the computer are set incorrectly Check computer setting address device number Bad connection to the Check connection interface Current output value is Contact your KROHNE 4 mA Service Centre Current output value is If problem persists then 22mA contact your KROHNE Service Centre This document is available from your local KROHNE Sales office or on the Download Centre on KROHNE s website http www krohne com KROHNE service centre contact details are supplied on the last page of this handbook 62 BM 102 KROHAE 5 Technical data 5 1 Technical data Appli
19. 4 20 All prabe types k H0 PRI TM Z Z Z ZA Cable probes only 0 1 0 5 10 KROHAE 20 Distance from flange m BM 102 65 Special calibration Error of measurement mm 30 44 20 10 0 5 10 aos 15 20 Distance from flange m 5 1 2 Start up characteristics Current mA 66 Time s 25 20 15 10 5 D 0 5 10 15 20 25 30 Power up Search Measure current output value variable duration depending on probe length search BM 102 All probe types A Cable probes only The current output stays at 22 mA for 15 seconds once switched on The analogue output subsequently indicates a value between 4 and 20 mA until the level has been found After a maximum of 23 seconds the current output indicates the measured level and follows it KRUDHRE BM 102 equipment architecture 5 2 1 BM 102 mechanical options by probe type 5 2 JSONDOI UO pyx jsonbeJ uo 1euBiu JopMOd pejeoo q3d 91 SS zz foljejseH 9 22 oll lseH 191 91 SS 19L SS 191 91 SS 191 91 SS 9i eo Ieuejeur qoid LAN LL 9 LAN ab 1D ab LAN bh Dab wldN Z 9 d LAN bh Dab sql OSL ISNV Z sql OSL ISNV c sql OSL ISNV Z sql OSL ISNV Z sql OSL ISNV c uonoeuuoo Ov SZ Nd OSNA Ov SZ Nd OSNG Ov SZ Nd OSNA Ov SZ Nd OSNG Ov SZ
20. KROHNE 91 ERDHNE BM 102 3 Device description and range of applications The BM 102 MICROFLEX level gauge uses the Time Domain Reflectometry TDR measuring principle and two wire technology for level measurement It is designed solely for measuring the distance level volume and ullage of liquids pastes slurries and powder products It can continue to measure the level or distance and total volume in applications with two products The level measurement data can be displayed and the gauge configured using either a HART Handheld Communicator console HHC or a PC work station equipped with PCSTAR2 software supplied as standard with the gauge Principal gauge components BM 102 housing and probes non Ex and Ex versions with high with inactive temperature length option option di Eu e 15 12 13 T H i 40 3 A 2 1 Nameplate see next page for details 2 Cable entry output and power supply to wiring compartment 3 Equi potential bonding system connection Ex see section 2 1 4 4 Flange process connection onto tank or other suitable mounting 5 Single cable probe 6 Counterweight with threaded hole in base for anchoring 7 Twin cable probe 8 Spacer 9 Chuck ring for single cable probes 10 Turnbuckle for twin or single cable probes 11 Threaded process connection e g 1 G 1 NPT 12 Coaxial probe 13 Ex
21. Nd OSNG Sse 2oud uinulu IN 43 jue jsuoo 2ujoeJeip Le L L SL FL unuluny seninunuoosip VO 10 VEG 10 Vc 40 8 10 0 10 40 suononnsqo wu 009 wu 009 ww 009 uu 00Z ww Og oul eaJe 9914 04 64 10 Uu pz 5 MOL Jo ui s y 64 10 W pz 5 4 64 10 W pz 5 4 02 10 w 95 xeui suey 19497 juBiewuejunoo pue 1InoJro poys UA ujBue eu Buoje pesiedsiejul 3uBiewejunoo LW 3uBiewuedjunoo uil sJeoeds uy se qeo eqni eAnoejoud UA 9 qeo qix ejBuis pos piu ejBuiS ejqeo ejqixej ajbuls 9Less elgixej o J0jonpuoo Jeuur 6u S uondioseg 9 ed 1 0 10 L 8dA1 0 10 c edAL GL 0 40 y edAL S10 40 g edA1 bb do epoo ed A1 WW g ejgqeo ejBuis ww g pol auer ww p ejqeo alfuten uuu p ejgeo uim WWW gz 1x JeIxeOD aqold suoneoidde sed pinbr pinbiq 67 BM 102 ERDHNE jsenbai uo JopMoOd m BH f H uonedsnip oDnes NOUM 9 L epronquun L 191 epronquin L W OL gt 19J9uM 191 yonYD 191 Svc X SvO 942OH 001 x Sca ww W OL lt 1 18uN ZZOH 001 X sca 191 eppnquin ul suoisuouiip 191 001 X ZL uoN 191 001 x sca 191 09 x sr euoN 3uDiewuejuno2 e qeo eu QI S 10 uU S lt Jeoeds ON Jeoeds ON geoeds ON oluo papjnow d34 ujBua 4 341d jeueyew veds 9 ed L g o 40 WW g jqe ejBuis L ed 0 40 WW g pol ejBuis z ed L G 4 0 40
22. WW PO jqe ejBuis y ed L SL 0 40 WW p ejqeo UML ed L L 40 ww gz 1X9 EIxeo2 opoo d l aqold suoneoijdde sec pinbr pinbr1 KRUDHRE BM 102 68 5 2 2 D efinition of terms Distance Distance from the face of flange to the level 1 product or the surface of the top product 2 products Level Height from the bottom of the of the tank to the surface of the top product Tank height distance Probe Length Ordered length of probe L1 from face of flange to end of probe including short circuit and counterweight Tank Height Distance from the face of the flange to the bottom of the tank Ullage volume Unfilled volume Volume Total volume filled ERDHNE Ullage n S flange facing EC Y Gas Air A Distance Tank height Probe length L Volume Product 2 Level Y BM 102 69 5 2 3 Probe measurement limits A Gas Air L Product 1 L a 1 I E LC o L Note dead zone blocking distance except the 012 mm x 100 mm or x 4 counterweight for the Z8 mm or 0 3 single cable A1 the top dead zone The minimum distance from the flange to the top limit of the measuring range The measurement displayed on the gauge will freeze below this distance and status markers will indicate that the reflection has been lost A2 the bottom dead zone A length at the end of the probe wh
23. length max length of the probe This value should 24000 mm or 78 ft be modified when the probe has been As per order replaced or shortened cable probes The output unit is set via Fct 1 2 4 Length Unit An automatic search for the probe tip can be carried out when the tank is empty to update the parameter using the function F11 in the Dynamic Configuration menu Probe length may be set greater than tank height but less than 24 m or 78 ft for special installations 28 BM 102 KRDHNE Function Input Range Description 1 2 0 Display To display readings in the form and units required 1 2 4 Length unit Select m cm mm inch ft or optional unit mm Unit for display of level and distance When optional unit selected you get to the menu item Fct 1 2 6 New unit and can there define user defined units The unit selected here is used in the following functions Fct 1 1 1 Tank height Fct 1 1 2 Dead zone Fct 1 1 6 Probe length Fct 1 5 1 Detection delay and Fct 1 7 2 Input table If Level or Distance is selected in fct 1 3 1 then the units selected will also be used in these functions Fct 1 3 3 Scale 11 min and Fct 1 3 4 Scale I1max In addition the displayed value will use the selected unit 1 2 5 Volume unit Select m US Gal ft bbl m3 h ft h kg metric tonnes or tons US m Unit of displayed volume conversion value Conve
24. most applications This is supplied as a printed document with the device delivered Handbook this manual Detailed user manual and reference book including how to configure meter parameters available in the user menu and how to perform basic maintenance This is not shipped with the level meter ordered Supplementary Installation and Operating Instructions BM 102 KEMA 00 ATEX 1101X Supplementary instructions covering devices to be installed and used in hazardous areas This document is only supplied with specially approved instruments This document is available from your local KROHNE Sales office or on the Download Centre on KROHNE s website http www krohne com Product liability and warranty The BM 102 TDR level gauge is designed for measuring the distance level and volume of liquids pastes slurries and powders It may equally measure level distance total volume and ullage in applications where two or more products are present Special codes and regulations apply to its use in hazardous areas Please refer to the BM 102 MICROFLEX KEMA 00 ATEX 1101X Supplementary Installation and Operating Instructions for further information This document is available from your local KROHNE Sales office or on the Download Centre on KROHNE s website http www krohne com Responsibility as to suitability and intended use of these level gauges rests solely with the user Improper installation and operation of our level gauges may lead to
25. probes Caution 2 High traction forces We recommend that the probe should not be anchored to avoid excessive traction loads on the cable 3 Bending and traction Position the connection on the roof at 75 radius of the tank and with minimum nozzle height This will avoid damage due to bending and traction during emptying Traction forces during emptying cycles for powder applications Traction load is dependent upon the height and shape of the tank product particle size amp density and the rate at which the tank is emptied The table below gives the load up to which cable probes will hold Cable maximum design load traction Probe Maximum Load Single cable 08 mm or 20 3 3 5 T or 7700 Ib Traction on cable according to product approximate value in metric tons Probe Length m ft Probe used Material 10 33 20 65 5 24 79 Single cable 8mm or Cement 1 0 Tor 2200Ib 2 0 T or 4410 Ib 2 4 T or 5290 Ib 90 3 Flyash 0 5 Tor 1100Ib 1 0 T or 2200 Ib 1 2 T or 2650 Ib 16 BM 102 KROHN Electro static discharge E S D BM 102 non Ex and Ex gauge electronics are shielded up to 4kV against E S D Note E S D cannot be solved by BM102 E S D protection It is the customer s responsibility to avoid E S D by grounding the tank product and probe installation 1 Danger of injury The probe may receive an electrostatic discharge during operation earth the probe by p
26. set working range the gauge follows this signal The gauge registers any changes in time for this part of the signal to return to the converter and translate this into a displayed level or volume Gain is a function of voltage amplitude This defines the default threshold value when the gauge is searching for the product level A strong return signal will be given a low gain i e Gain 0 or a small amplification However if the signal is very weak then a Gain of 3 i e high signal amplification is given Example of signal amplification A hormally not less than v2 x peak amplitude gt lt Peak See ecco Threshold t a A AT S i e FU Usable signal zone 22 F al lal tle lee Level pulse sen EO E for strongest signals Unusable signal increase gain Usable signal zone DTUSable signal sable signal zone increase gain Threshold 2 sud Aue in 1 where Gain f A D GE and A level signal amplitude Signal within zone satisfies operating constraints further amplification using Gain 3 for weakest signals unnecessary 50 BM 102 KROHN Level measurement Level pulse amplitude and threshold After connection to a power supply the BM102 will 1 Measure reflection pulses in terms of voltage amplitude by cycling through a set of gains 2 Identify the highest amplitude as being the product level 1 z 3 A 5 LILZILLIDTEITCOM
27. 0 5 3 Ga ge CIMENSIONS c c 71 6 Measuring principle a IRI ec eee drei credet ces e eaa vade ce 72 64 General principle nr eerie e sie E Renee a SIEHE REL ee RR s Soe 72 6 1 1 Level measurement of one product ener 73 7 Certificates and Approvals I U u u u 74 8 PCSTAR 2 software user s guide U u uu 75 9 1 Software installation aiite u a a uu saa unus a e EUER ERES nes 75 8 2 PCSTAR 2 software history usu uagalla a ennt essen ne q ae 75 8 9 Supported networks oic diet pco eaten geom Sata coe Ee o Ed aea E see ean de Ce dept naso ce oe 75 9 4 j PCSTAR 2Z UDCIOnS eee eter Mee sed e eb Dem ea edicere eoe 75 8 4 1 F1 Me Te EE 76 8 4 2 F2 Connection on line functions I n a 76 8 43 ES EXIU eet ie na rui eto bo oet sete a EE EEN 84 8 4 4 F4 Serial parameters n 84 8 4 5 F5 Record Reading 5 ri edet iet tege ee Hee dn dee E epe 84 94 6 F9 Golors mc 87 8 4 7 Other important PCSTAR 2 functions U eene enne nnne 87 8 5 Fault Clearing PCSTAR 2 eiie lunas dr eeh deed eeh 88 Appendix A BM 102 Level Gauge Configuration Record 89 Appendix B BM 102 CE Declaration of Conformity 90 Appendix C Returning a device for testing or repair to
28. 2 F2 Configuration 27 3 3 3 Quick Configuration configuration examples ee em 33 3 3 4 HART Communicator installation amp operating instructions 38 3 3 5 Characters available for alpha numerical data functions in PC STAR 2 and on the HARTG CONS ONG sss cc E 46 3 3 6 Local user display instruments equipped with DIN connectors only 47 3 4 BM 102 MICROFLEX T D R meter charachertstice AA 48 3 4 1 Gauge operating logic when the reflection is lost 49 3 4 2 Gain and voltage amplitude iiec rinane tote ce ueteres pde Iuuen ee a ene cuna 50 3 4 3 Level measurement when more than one phase or layer in the Ionk 56 4 Service MaihntenaliCB EEN 57 4 1 Replacement of the signal converter 57 AD uge El EE 59 2 BM 102 KROHNE 5 I5naBtceeM 63 531 technical data TEE eee n Ee Eed bs SUR ET Ee eles 63 m Meli CE 65 5 1 2 Start up characteristics etc eiat eti ere tenis AEN en Eae aa nere ntis 66 5 2 BM 102 equipment architecture nemen nennen nennen nns 67 5 2 1 BM 102 mechanical options by probe Ivpe nens 67 5 2 2 Definition of terms ined te eed de e edere te e e de e edens 69 5 2 3 Probe measurement limits 7
29. 2 BM 102 EROHNE F10 Screen copy Menu To save a bitmap image of the active window F11 Dynamic configuration Use F11 Dyn Config to get into the Dynamic Configuration menu Inn UAR E Irers u i Gabace Ten Zeg t ebe Liv Gain 1 Thru hist y i inseri Deviance Druta rm Lemrct a oft iq cibus akapa a Curren ca ipa i ew V be Sent Lea Test Fi Hip Wa ant VM hress cipy Depi Cup 1790 Pa Han mees ET Here you can e read the distance to the product surface the amplitude and the amplification factor change the level threshold specify the distance to the product surface initiate automatic search of the probe tip test the current output Fct Threshold The level threshold must be adjusted according to the amplitude and the amplification factor of the level reflection signal The factory set threshold is suitable for most applications Factory set threshold 500V gain 3 when distance lt 2 m or lt 675 ft Min threshold 50 mV gain 3 Max threshold 2500 mV gain 0 Where interference reflections are caused by tank fittings nozzles or other internals which can lead to faulty measurements the level threshold must be adjusted The interference signals are suppressed and only the signals are indicated whose amplitude lies above the threshold NOTE The level threshold may not be set when the tank is full rather it should ideally lie halfway betw
30. ART communication 250 ohms recommended minimum supply voltage V 194 voltage Vuen for a loop _ drop over rss resistance Roop of 250 measured at 18 aerer the terminals of the supply 250 VIE BET 17 T resistance ID at 4 mA s Meo Tete c aS EER a 15 See D i4 voltage drop Tes minimum input voltage Vinput EE measured at BM 102 terminals resistance at 20 mA 8 10 12 14 16 loop current mA Line A minimum voltage at the BM 102 terminals Line B voltage drop caused by a 250 ohm loop resistance 20 BM 102 18 20 22 KRLHNE Example for calculating the power supply The voltage drop is tested at 22 mA U power min 22 22 mA x load impedance Uinput min 22 U power min 22 22 mA x 250 ohms 10V 2 55V 10V 15 5 V In order to cover the whole current range the voltage drop must also be tested at 4 mA By analogy the following applies U power min 4 4 mA x load impedance Uinput min 4 U power min 4 4 MA x 250 ohms 18V 1V 18V 19V At a load impedance of 250 ohms a power supply voltage of 19 V is sufficient to energize the current device range of 4 to 20 mA 2 2 2 Hazardous duty version The certified device may only be used with other Ev certified equipment The minimum electrical safety data indicated on the nameplate must be observed To ensure proper operation the minimum pa
31. Define device interface type F4 or left click on F4 Serial at the bottom of the screen to define the interface to which the device is to be connected kul DADNT brid Parara l Seria Pori COM Eat acta rs 1 Dese keefs Akne Kata Brand Paie 1209 Bad RTE simie Friii Bon r e Canoni Serial Port The serial port allows the user to select a free serial port COM 1 to 4 on the computer BM102 Address Type the Address that you have given a gauge a value between 0 and 15 and press ENTER or OK This will select the required device If you are in a point to point network leave the box at its default value 1 Device Identifier Device Identifier refers to the Device number given in User Function No 1 4 4 Initial baud rate Transmission rate of data Has a default value of 1200 bd RTS state The RTS state depends on the type of RS232 converter used For RS232 lt gt HARTTM i e VIATOR from MACTEK use inversed RTS state 5 On line connection with the gauge Press F2 or left click on F2 Connection to set up the connection with the device the configuration parameters are automatically loaded into the computer Connection TE Al Conme ction Trial Dei Hbenbiflor HMIOZ Point to point connection Port COMI 1200 Bd then KW RC RODA Q xj Connection esbabiishes Denge bhendifier EMITE Point to point connection Port COMI 1200 Ed Condiquration datas reading Ies
32. Fct 1 3 4 tank height 5 The current output range is greater than the optimal measuring range Scale min 4 mA Fct 1 3 3 0 0 Scale max 20 mA Fct 1 3 4 tank height NOTE The reference point for distance measurements is the bottom of the flange face 48 BM 102 KRDHNE 3 4 4 Gauge operating logic when the reflection is lost The product reflection pulse is usually lost when the level is in the top dead zone or near the bottom of the tank The diagram below shows the action taken by the gauge depending on where the last reflection was lost Use PCSTAR2 F8 Marker display function or HART HHC Fct 4 0 Watch Status to follow the measurement status of the gauge zone Detection delay Dead Zone 1 Zone 2 i if L gt 2 m or 6 ft KROHAE Zone 1 Dead and detection delay zones Marker Tank full and Level lost is displayed when the product enters the dead zone and no reflection is found This will also occur once the level reflection is within the detection delay zone The gauge assumes the tank is full and displays the maximum level value The gauge searches for a reflection along the entire length of the probe Zone 2 Full zone amp dead zone Marker Tank full is displayed in this zone If the gauge loses the signal in this zone it reacts as in zone 1 the tank is assumed to be full The gauge searches for a reflection along the length of the probe
33. Go to user function 1 3 1 Current 1 item to select Volume measurement function 2 Go to user function 1 3 2 Current 1 range to set fault 4 20 mA status 3 Go to user function 1 3 3 Scale 11 min to enter 0 50 m or 17 66 ft volume value for the minimum output 4 mA 4 Go to user function 1 3 3 Scale 11 max to enter 16 80 m or 52 97 ft volume value for the maximum output 20 mA 5 Either save the new configuration to disk by left n a clicking on F5 Save to disk and download it onto the BM 102 using the F6 Send to BM102 key 6 Press F3 to exit the configuration menu n a 3 3 4 HART Communicator installation amp operating instructions Display and configuration can also be carried out with a HART communicator Operator control via the separate HHC is described in detail in the operating instructions supplied with the HHC Basic instructions for taking measurements Communicator layout 38 EU 1 Two pin jack for loop connectors SEN 01 2 LCD Self test 3 Function keys F1 F4 2 Ir in progress 4 Action keys 3 LE On off UP n a HART Commun cat r Arrow LEFT DOWN RIGHT 4 Arrow Arrow Arrow Other functions LEFT Arrow Previous menu key RIGHT Arrow Select key BM 102 KRUHNE Wiring standard non Ex Power Supply O00 HART compatible device Caution Ex Refer to the HHC manual for wiring instruct
34. Pimpri Poona 411018 TEL 91 0 20 744 20 20 FAX 91 0 20 744 20 40 e mail pcuGvsnl net Italy KROHNE Italia Srl Via V Monti 75 1 20145 Milano TEL 39 0 2 4 30 06 61 FAX 39 0 2 43 00 66 66 e mail krohne krohne it Korea Hankuk KROHNE 2 F 599 1 Banghwa 2 Dong Kangseo Ku Seoul TEL 82 0 2665 85 23 4 FAX 82 0 2665 85 25 e mail flowtech unitel co kr Netherlands KROHNE Altometer Kerkeplaat 12 NL 3313 LC Dordrecht TEL 31 0 78 6306300 FAX 31 0 78 6306390 e mail postmaster amp krohne altometer nl KROHNE Nederland B V Kerkeplaat 12 NL 3313 LC Dordrecht TEL 31 0 78 6306200 FAX 31 0 78 6306405 Service Direkt 31 0 78 6306222 e mail infoGkrohne nl H U Production p Irkutsk P Moscow Chengde Beijing a Seoul ISamara Yokohama 8 Shanghai Poona Hong Kong Johannesburg SA Castle Hill NSW Norway Overseas Representatives Krohne Instrumentation A S Ekholtveien 114 N0 1526 Moss PO Box 2178 N0 1521 Moss TEL 47 0 69 264860 FAX 47 0 69 267333 e mail postmaster krohne no Internet www krohne no South Africa KROHNE Pty Ltd 163 New Road Halfway House Ext 13 Midrand TEL 27 0 11 315 2685 FAX 27 0 11 805 0531 e mail midrand krohne co za Spain 1 1 KROHNE Iberia S r L Poligono Industrial Nilo Calle Brasil n 5 E 28806 Alcal de Henares Madrid TEL 34 0 91 8 83
35. STAR 2 V2 01 a software program developed in house to optimise remote configuration and data display on a PC Personal Computer work station It is supplied as standard with the instrument 8 1 Software installation Refer to section 3 3 1 8 2 PCSTAR 2 software history Date PC user software PCSTAR 2 details of introduction Month Year Software Compatible operating Compatible BM release system PC 102 firmware 04 2000 V0 42a Win 3 x Win 9 x Ver 1 00 07 2000 V0 43a Win 9x Ver 1 10 to 1 11 01 2001 1 00 Win 9x Ver 1 20 to 1 22 10 2002 2 00 Win 9x 2000 Me NT Ver 1 22 to 1 23 06 2003 2 01 Win 9x 2000 Me NT XP Ver 1 20 to 1 23 8 3 Supported networks e Point to point e Multi drop Refer to section 5 5 1 8 4 PCSTAR 2 functions Check that the correct hardware has been installed to allow communication between the gauge and the work station Once the software is running the basic functions and the associated function keys will be shown at the foot of the first page Open the PCSTAR 2 software The operator will see the PCSTAR 2 main title window KROHAE BM 102 75 owner vm Microftex MTO KSA KROHNE Ieren HE Microflex i BM 102 Copyright Hes EROHNE S 68 4 1 8842 843 884 6 88 4 4 88 4 5 To enter the functions displayed in the diagram above move the cursor to the bar concerned and left click to open or use the keyboard function key F1 F10 indica
36. The threshold will need to be adjusted in the case of very low dielectric constants multiple interference reflections or unfavourable installation conditions The illustrations below show interference signals when the oscilloscope function is used These reflections can be due to various causes e g tank internals or multiple reflections within the measuring range Even though the interference signals are very weak the threshold should nevertheless be set to a value above these signals Emitted pulse Flange reflection Level signal Interference signal O N A Emitted pulse Flange reflection Level signal Interference signal Threshold Q O N In the diagram above it can be seen that the level of the threshold is not constant 400 mV at 1 m or 3 3 ft and only 250 mV at 10 m or 33 ft No attenuation is required at a probe length lt 3 m or 10 ft The form of the threshold is dependent on attenuation and is automatically adjusted by the device over the measured length 52 BM 102 KROHN Setting the level threshold If the level threshold is set too high i e it is greater than the amplitude of the level reflection the device will not find any level even with maximum amplification If the level threshold is set too low i e it is below the amplitude of some of the interference signals the device will identify and indicate one of these interference signals as a level reflection only if the tank is empty Precise se
37. a KROHNE Austria Ges m b H ModecenterstraBe 14 A 1030 Wien TEL 43 0 1 203 45 32 FAX 43 0 1 203 47 78 e mail info krohne at Belgium KROHNE Belgium N V Brusselstraat 320 B 1702 Groot Bijgaarden TEL 32 0 2 4 66 00 10 FAX 32 0 2 4 66 08 00 e mail krohne krohne be Brazil KROHNE Conaut Controles Automaticos Ltda Estrada Das Aguas Espraiadas 230 C P 56 06835 080 EMBU SP TEL 55 0 11 4785 2700 FAX 55 0 11 4785 2768 e mail conaut conaut com br China KROHNE Measurement Instruments Co Ltd Room 7E Yi Dian Mansion 746 Zhao Jia Bang Road Shanghai 200030 TEL 86 0 21 64677163 FAX 86 0 21 64677166 Cellphone 86 0 139 1885890 e mail info krohne asia com cis Kanex KROHNE Engineering AG Business Centre Planeta Office 403 ul Marxistskaja 3 109147 Moscow Russia TEL 7 0 095 9117165 FAX 7 0 095 9117231 e mail krohne dol ru Czech Republic KROHNE CZ spol s r o Sob ick 156 CZ 63800 Brno TEL 420 545 532 111 FAX 420 545 220 093 e mail brnoGkrohne cz Groot Bi Embu Brazil France KROHNE S A S Usine des Ors BP 98 F 26 103 Romans Cedex TEL 33 0 4 75 05 44 00 FAX 33 0 4 75 05 00 48 e mail info krohne fr Germany KROHNE Messtechnik GmbH amp Co KG Ludwig Krohne Stra amp e D 47058 Duisburg TEL 49 0 203 301 0 FAX 49 0 203 301 389 e mail krohne krohne de India KROHNE Marshall Ltd A 34 35 M LD C Industrial Area H Block
38. able installation conditions Other functions available on the Oscilloscope window F1 Help On line help file F3 Exit Exit to real time measurement main window F4 Zoom Reduces the time slice scale F5 Zoom Increases the time slice scale F10 Screen copy To select a directory and save the current screen as a bitmap file KRDHNE BM 102 81 F8 Markers Menu Displays a real time evolving graph of error markers which are either displayed as active value 1 or inactive value O o pana tenai O algia amw hah biera FAT IIT ILA KROHNE xj lw ka m a Tank mpg j a ism kat a He bie rie g Te km ral a Fei reg kansi a Te upa nid cd inre a Pees wot reat a Dari pe iom ue Ire a WOO Votes Error i a WOO voie rro a Bipin corey PULA reg a j l Tires mn a a at E HECTORE IT Si it sap ET l Soma o Fibo Deeply COM 1586 Bed HART L f t Refer to section 4 2 Fault clearing for corrective procedures when the markers shown above are active Other functions available on the Markers window F1 Help On line help file F3 Exit Exit to real time measurement main window F4 Zoom Reduces the time slice scale F5 Zoom Increases the time slice scale F10 Screen copy To select a directory and save the current screen as a bitmap file F9 Colors Menu Refer to section 8 4 7 for all information concerning this set of functions 8
39. al places Defines the displayed volume value format Option of the HART communicator H275 2 1 3 0 ANALOG OUTPUT 2 1 3 1 FUNCTION I Select Level Distance Volume Ullage Volume Level Current output function measured value to be displayed Volume functions will appear if a volume table exists in menu 2 1 7 0 2 1 3 2 RANGE I Select 4 20 mA or 4 20 mA 22 mA if error 4 20 mA Current output range 4 20 mA 1st choice When the BM 102 is in error mode the current output is frozen except if the second choice is selected and then the current output is fixed at 22 mA 2 1 3 3 ERROR DELAY Select No delay 10 s 20s 30s 1 mn 2 mn 5 mn 15 mn No delay This menu is available in case the range menu is set to 4 20 mA with error 22 mA This parameter sets the delay before the current output goes to 22 mA after the error mode occurred 2 1 3 4 SCALE I Enter 0 to Scale Input the lower range value min 4 mA max corresponding to 4 mA depending of As per order the parameter 2 1 3 1 chosen 2 1 3 5 SCALE I Enter Scale min to Input the upper range value max 20 mA tank height corresponding to 20 mA depending As per order of the parameter 2 1 3 1 chosen 42 BM 102 KR HNE Function Fct Input Range Description 2 1 4 0 USER DATA 2 1 4 1 TAG 00000 01 Tag number of device 2 1 4 2 SERIAL NUMBER Read only menu Each device has its own serial
40. ar self calibration 30 C 60 C or 20 F 140 F 40 C 80 C or 40 F 176 F Locations exposed direct to open air climate D1 IP 65 NEMA A AN The device withstands the impact test in conformity with EN 61010 Section 8 2 with 0 5 J energy IEC 68 2 6 and prEN 50178 10 57Hz 0 075 mm 57 150 Hz 1 G 24V DC s28V DC 18 35 V DC 30 C 200 C or 22 F 392 F 30 C 90 C or 22 F 194 F option 200 C or 390 F 1 16 bar or 14 5 232 psig max 40 bar or 580 psig at 20 C or 45 F Minimum dielectric constant er of product measured probe type limits Coaxial type 3 Twin probe type 4 Single probes types 1 2 amp 6 Human interface Communication standard er gt 1 4 gr gt 1 8 gr gt 2 1 Operator control and data display via PC using PCSTAR 2 software or HART handheld communicator Point to point 1 gauge connected to a PC or HHC Multi drop Up to 5 gauges connected to a PC or HHC see BM 102 MICROFLEX KEMA OOATEX1101X Supplementary Installation and Operating Instructions for Ex values higher or lower temperatures on request non Ex Subject to the process temperature and the mechanical properties of the process connection 64 BM 102 KROHNE Construction materials Housing Probe Gasket Spacers on twin probes Weight Housing Single rod 8 mm Single cable 4 mm Twin cable 4 mm Si
41. axial 3 Omm or 0 10mm or 0 4 Omm or 0 100mm or 4 The dielectric constant er of water is 80 The dielectric constant er of oil is 2 4 70 Note If the device is mounted on a tank fitting e g a nozzle include the height of the tank fitting in the programmed dead zone BM 102 KROHAE 5 3 Gauge dimensions This diagram illustrates standard gauge configurations and overall dimensions 70 2 75 70 2 75 T e E Ve ITI H41 G1 4 ah il el S c Standard Standard DIN 7 High o With M16 terminal box connector with temperature inactive threaded 1 Version length eege connection 1 i dec Probe E EE EE 3 Coaxial 4 Twin cable 2 Single cable 1 Single rod 6 Single cable 28 1 1 4 0 15 4 0 15 8 0 3 8 0 3 Rao 1 2 30 1 2 30 1 2 l l l i I 4 l m Bottom measurement limit of probe Standard counterweight None 45x60 25x100 None 12x100 Q 2zx4 or 0124x275 1x4 045x245 1 x9 Size of threaded hole in base of counterweight for anchoring None M8 M8 None M8 Dimensions in mm inches with a cable fitting M16X1 5 3 5 08 with a cable fitting PG11 28 210 DIN43650 A the inactive length i e a non active extension at the top of the probe may be supplied wi
42. cation Range of applications Function and system design Measuring principle Equipment architecture Input Measured variable Measurement range Blocking Distance dead zone Output Analogue Digital Digital Ex ia Signal on alarm Performance characteristics Accuracy Level measurement Continuous level measurement of liquids pastes slurries and powders Time domain reflectometry See section 5 2 Distance between the reference point gauge flange facing and the product surface level liquid interface amp volume Variable according to probe type see Equipment architecture section 5 2 1 Variable according to probe type see probe measurement limits see section 5 2 2 4 20 mA passive output Load Passive outputs 750 ohms maximum Error signal 22 mA Temperature drift 25 ppm K Resolution t3ypyA HART passive output HART passive intrinsically safe output Status markers via PC STAR 2 or HART controller HHC Liquids when probe length L lt 15 m or 50 ft 15 mm or 0 6 outside the dead zone Optional 5 mm or 0 2 Liquids when probe length L gt 15 m or 50 ft 0 196 of the measured distance Optional 0 05 of the measured distance Solids powders 20 mm or 0 8 with 4 20 mA current output 0 0196 of the measured distance Reference operating conditions Ambient temperature Ambient air pressure Relative air humidity Reference target Free space diameter Distan
43. ce to obstruction 20 C 5 C or 68 F 9 F 1013 mbar abs 20 mbar or 14 69 psig 0 29 psi 60 15 coaxial probe single probe twin probe gt 300 mm or 11 81 gt 1 m or gt 3 28 ft water surface 0 8 m or 31 5 in metal plate metal block short circuit not necessary for coaxial probe KROHAE BM 102 63 Repeatability Hysteresis Resolution Transient recovery time Start up time Long term drift 2mm or 0 08 none 1 mm or 0 04 The transient recovery time to 1 deviation from the final value amounts to approx 4 6 times the programmed time constant However the transient recovery time may differ if changes in level are very rapid lt 23 seconds The long term drift is within the specified error of measurement Allow for the thermal expansion coefficient in the case of liquids organic liquids 0 15 K Influence of ambient temperature current output measured value atmosphere digital Environment Ambient temperature Storage temperature Environment class Protection Shock resistance Vibration endurance limit Power supply Standard Hazardous duty Ex FM Range Process Process temperature product Process temperature flange Process pressure standard HART typically 70 ppm K Approx 25 ppm max deviation over whole measurement range 1 ppm K above the liquid product No influence on measured value due to regul
44. crease to compensate for the loss in signal amplitude Gain and level threshold thus maintain the same proportion At gain 3 the level signal 1 is located between a distance of 2 and 4 metres or 6 5 and 13 ft 2 is the level threshold This is shown below q im a Mi zx 2 4 pa The level has dropped increasing the distance between the product and the flange The reflection signals for level 1 and interference signals 3 have become weaker smaller amplitude The interference signals are now below the level threshold 2 whose lower limit is 50 mV As in the diagram above the amplification factor is 3 Refer to the graph below In both cases the automatically adjusted gain of the threshold indicates all signals located above one half of the amplitude of the level signal In the event of operational or installation faults you can frequently identify the cause of the fault by means of this function and normally eliminate it yourself Should the fault persist please send a copy of the screen screen shots with F10 to your KROHNE Service Centre A list of service centres for each country is supplied on the back page of this handbook 54 BM 102 KROHN Procedure example where the level measured is too low compared to true level e read off displayed peak amplitude using the oscilloscope function F7 e modify level threshold value Step Action Data entered value displayed
45. d interface over time recorded 8 F1 Help on line help function 9 F7 Oscilloscope to display signal amplitude return signal time at a given day and time 1 0 F2 Configuration access to user menu The settings here are read only This list will also show modifications to the gauge settings over the time measurement data is recorded 11 F8 Markers Error indicators activated at a given time and date 12 F3 Exit Record Reading window 13 F9 Colors change screen component colours as shown in Section 8 4 3 14 F10 Screen copy function for saving bitmaps of the current screen 15 playback functions see screenshot below The Signal Trend Markers Configuration function windows given in the list on the preceding page correspond to those found in the real time display windows with the exception that the real time functions are suppressed i e F6 Numerize in the Alt F1 Oscilloscope window ado E le Probe length 2 HD mm Deae port Abr man Tohia Record perg Pao a AR M Condineus Pli P Fuschowands AMEN Fondi Bottom of Record Reading main screen when the sign is pressed sign at the bottom right hand side of the window This will access the viewing features in the Record Display Window item 15 AIt M to view either the data in Continuous mode or in Step by step mode Alt N to view Forward Continuous mode or Next step Step by step mode Alt P to view Bac
46. dows basic installation amp operating instructions Software description PC STAR 2 is a Windows program that permits clear and concise display of data and configuration of the BM 102 from a remote location The program is available in English German or French PC STAR 2 system requirements PC with at least 486 processor 75 MHz recommended Pentium 120 MHz or higher Microsoft Windows 9x Me 2000 NT and XP min 16 MB main memory RAM min 3 MB available hard disk storage 3 Floppy disk drive Mouse or other pointing device Serial RS 232 port XP may not be automatically recognized by PCSTAR 2 in versions prior to V2 01 Refer to Section 8 5 for the corrective procedure KRDHNE BM 102 23 Installing and connecting PCSTAR 2 to the gauge 1 24 Connect the HART adapter not included in supply through a load impedance of 350 ohms maximum for hazardous duty purposes fix to the non intrinsically safe side of the repeater power supply unit and plug it into a serial interface on your PC The repeater power supply unit must have HART capability Installing the program Access the files on the floppy disk supplied with the instrument and execute the file setup exe and follow the instructions on the screen Running the program once the program is installed execute the program The screen shown below will be displayed D eat ge aen almi xl emen mp ae rn cr of DIR ESA KR HHE BM 102 EROHNE 4
47. ds menu screen 5650 mm Setting up a volume table Refer to procedure 3 36 BM 102 KROHAE How to configure the gauge to give volume readings User menu PCSTAR 2 function 1 7 2 HART submenu 2 1 7 e To be able to measure the volume a conversion table strapping table will need to be created using the PCSTAR 2 program or the HART communicator e The strapping table assigns defined volumes to the various levels e Inthe case of non symmetrical tanks e g tanks with dished bottom the accuracy of volumetric measurement will depend on the number of entered level volume pairs The maximum number of pairs points that can be set is 20 The volume is linearly determined interpolated between 2 points e The conversion table is generally used for volume but can also be used for mass and flow Five points have been set in the following example Procedure 3 creating a strap table the probe by assigning a volume to a user defined level using PCSTAR 2 Step Action Data entered value selected 1 Connect to the gauge as described in section 3 3 1 n a 2 Press function key F2 or left click on F2 connection at n a the bottom of the window This will open the user configuration menu 3 Go to user function 1 1 1 Tank height to enter value 6 00 m or 19 69 ft click on field and type in value 4 Go to user function 1 1 2 Dead zone to enter blocking 0 40 m or 1
48. e Step Action Data entered value set 1 Press F2 to connect to the device Tank status screen displayed level reads 5650 mm 2 Press F2 to enter configuration menu Configuration menu displayed 3 Scroll down the screen and click on This field currently reads distance the data set field for Fct 1 3 1 Current 1 item This will reveal a scroll menu 4 Use mouse to scroll down data set This field now reads level field Click on the new value 5 Scroll down to Fct 1 3 2 Current 1 This field currently reads 4 20 mA range and click on data set field This reveal a scroll menu 6 Use mouse to scroll down data set This field now reads 4 20 mA E 22 mA field Click on the new value 7 Scroll down to Fct 1 3 3 Scale 11 min This field currently reads 0000 mm and click on data set field 8 Enter the new value This will give the This field now reads 1000 mm level that corresponds to the minimum output of 4 mA 9 Scroll down to Fct 1 3 4 Scale 11 This field currently reads 6000 mm max and click on data set field std default 6000 mm 10 Change to 8850 mm This will give This field now reads 8850 mm the level that corresponds to the maximum output of 20 mA and sets max output at the top dead zone limit 11 Press F6 Send to BM102 to n a immediately update the device configuration 12 Press F3 Exit to quit the configuration Tank status screen displayed level rea
49. e LER EN Sa Am passa masked 6 Masked zone all LL levelimmn 8600mm 2850mm 3 signals here are MER ignored Level reflection inside dead zone VN 7 Level reflection outside dead zone true level displayed oA 8 Level reflection inside ve dead zone level at 8 dead zone limit iicet te EE esee tet t sa E displayed frozen level mm 8850mm 3 Level reflection inside detection delay zone 9 Level reflection inside detection delay zone not detected by gauge and level at dead zone limit 9 displayed frozen level mm 8850mm 3 3 8850 mm dead zone configured limit in terms of level KRDHNE BM 102 35 How to set an analogue current output scale User menu functions 1 3 1 to 1 3 4 This set of functions allows users to set up a scale The minimum 4mA and maximum 20mA values of an analogue current output should ideally lie within the device s active measuring zone as the device will freeze when the signal is lost Refer to the measurement limits table for each probe type in the introduction Refer also to the start of section 3 3 3 for the advantages of changing tank height Example procedure 2 using PCSTAR 2 To personalise a measurement scale e select Level as the current output parameter for the scale to be set up from the tank bottom e select 4 20 mA current range with an error output at 22 mA e choose suitable minimum and maximum values for the scal
50. e normal once the level is in the configured measurement range Tank empty status marker on reading frozen at max or min value No fault The level has entered the gauge s bottom dead zone and can no longer detect a return signal Either the maximum when measuring distance or minimum when measuring level output is displayed None Measurements should be normal once the level is in the configured measurement range Tank full and Level lost status marker on reading frozen at max or min value No fault The level has entered the gauge s top dead zone and can no longer detect a return signal Empty the tank below the top measurement range limit and check the measurement Level lost status marker on reading is frozen The instrument has lost the level signal has searched but not yet found the return pulse This may occur if the pulse has dropped below the threshold Parasite signals from the flange or obstructions in the tank may render the gauge unable to identify the correct signal Ensure that tank is emptied below maximum level and check the measurement If the signal is not detected then modify the control threshold manually as shown in sections 3 5 2 and 8 4 2 using the oscilloscope F7 and dynamic configuration F11 windows in PCSTAR 2 Reference not found status marker on Occurs when there is a problem with the time base on the HF board Please contact you
51. e right Functions available on this screen are F1 Help On line help presents information given in this guide F2 Configuration BM 102 user parameters F3 Exit Disconnect from gauge F4 Record Configure PCSTAR to record data from the gauge over a given time period F6 Trend level against recording time graph F7 Oscillo scope Voltage amplitude against distance from flange graph displaying all reflections registered along the probe F8 Markers Status markers on off graph F9 Colors For modifying the colour of display screen elements F10 Screen copy Saving for printing this screen in bitmap format F11 Dyn Config For changing the control threshold for detecting reflections manually dynamic configuration Useful when there are obstructions causing parasite signals in the tank These functions are described on the following pages KROHNE BM 102 77 F1 Help Menu On line help file F2 Configuration Menu For creating and modifying gauge settings while PCSTAR 2 is connected to the gauge The configuration may also be created modified or saved without sending the new settings to the gauge in this window The User configuration menu will be listed as shown in Section 3 3 1 of this manual The values displayed will be either default or customer order specified values Follow the instructions in this section to configure the gauge Miroir FP boo Lever Configuration uat Operation el LIO Basis parmaasters
52. e signal For further information please contact your local KROHNE Service Centre Contact details are supplied on the last page of this manual 56 BM 102 ERLIHNE 4 Service Maintenance Maintenance is normally not required in standard applications However heavy deposits on the probe can cause measurement deviations or faulty operation The measuring system is comprised of e a signal converter e aprobe e seals and e a process connection 4 1 Replacement of the signal converter BM 102 servicing by the customer is limited by warranty to the removal and replacement of the housing containing the potted signal converter Other repairs must be done by KROHNE authorized service staff For safety reasons the signal converter must be detached from the flange system under atmospheric conditions Before changing the converter and its housing e Disconnect gauge from the power supply before servicing e Ensure that the tank is at atmospheric pressure before servicing e Do not under any circumstances remove the locking ring circlips item A shown below this is a critical pressure bearing component KRDHNE BM 102 57 Signal converter housing O ring grease well before fitting Lock washer Housing socket head cap screw x 4 M5 x 12 non pressure bearing O N A Procedure to replace the signal converter refer to diagram above Step Action 1 Disconnect all wires
53. ed to the bottom of the chamber or centred 14 BM 102 KROHN Fastening the probe to the tank bottom Flexible probes can be fastened with a chuck ring turnbuckle or similar fastening device to the tank bottom XE L ordered probe length lj Stendard length 300mm or 1 Chuck ring probes Shortening cable probes or24 L ordered probe length 40mm or 1 6 Turnbuckle for 8 mm cable or 2 4 L ordered probe length 172mm or 6 8 23mm or 0 9 r I 1 1 Turnbuckle for 4 mm cable probes If required the cable probe can be shortened but this applies only when used in liquids ERDHNE Procedure Step Action 1 Detach socket set screw M6x10 ISO 4026 with a 3mm Allen hexagon key ISO 2936 Pull cable 2 out of counterweight 3 and shorten to required length using cable cutters to prevent the cable wires and strands from splaying out Insert cable back into counterweight and tighten down screws Change configuration parameters to new probe length the reference point is the top edge of the weight user menu function 1 1 6 Dimensions in mm inches BM 102 15 1 3 5 Specific installation instructions gauge solid applications False readings 1 1 Donotlet probe touch the side of the nozzle Conical silo nozzles false readings and traction on the cable
54. een the level and interference reflections KRDHNE BM 102 83 To set the level theshold we recommend the following filling height e Minimum height 300 mm or 12 above the probe tip or the upper weight e Maximum height distance to flange at least 500 mm or 20 Fct Input distance This function is used to search for the level signal at a pre configured distance The current output is set to the appropriate value directly after the distance has been input Note If the function is executed during normal operation this may possibly have consequences on downstream systems Fct Search end of probe This function automatically defines the probe length It is used for example after the probe has been shortened The tank needs to be empty when this function is executed If the probe tip is not found possibly a level threshold has been set that is too high Set the threshold to a lower value so that the reflection signal from the probe tip can be identified Fct Current output tests This function is used to check the accuracy of the analog output by means of a milliammeter For this test a milliammeter must be connected into the loop The following current values to be generated can be selected 4 8 12 20 22 mA Other functions F1 Help On line help file F3 Exit Exit to real time measurement main window F10 Screen copy To select a directory and save the current screen as a bitmap file 8 4 3 F3 Exit To quit PCSTAR
55. ent between 4 and 20mA or a digital signal corresponding to a calibrated distance which can then be displayed digitally in a variety of forms from a list of choices available in the gauge s user menu Readings taken using this technology have the advantage of being uninfluenced by dust foam vapour agitated and boiling surfaces Pressure temperature and density variations also have no effect Distance 4mA min output Level 20 mA max output Reference point flange facing Distance to bottom of probe s measurable zone Distance 1 Distance 20mA max output Level 4 mA min output Level The BM 102 determines level using a direct measurement method explained below 72 BM 102 KROHN Level measurement as signal amplitude over time since signal was emitted 1 Flange reflection 2 Level measurement 6 1 1 Level measurement of one product The pulse is emitted by the instrument and guided along the probe It reflects off the first product surface it meets and returns to the instrument The distance from the gauge flange to the product is proportional to the time taken Distance co time taken where co is the speed of light in air 2 Level is determined by subtracting the distance to the product from the tank height Note that the instrument is normally delivered with level being measured from the end of the probe where the tank is taken to be empty once the product falls below
56. ere measurement is not possible For products with very low dielectric constants er 5 accuracy may be affected in a non linear zone up to 150 mm or 6 above the bottom dead zone A2 D the non measurement zone A zone where measurements cannot be taken i e the counterweight turnbuckle etc The measurement displayed on the gauge will freeze to L2 L4 factory configured probe length Length to the end of the probe excluding short circuit or counterweight This parameter is given in User Function 1 1 6 Probe length in the User Configuration Mode L with probe length The length specified by the customer in the order including the counterweight probe Warning Set PCSTAR 2 User Function 1 1 2 Dead zone in the gauge s configuration mode to at least top dead zone size as specified per probe type in the table below so that the gauge never displays product level within this zone Refer to user function 1 1 2 in section 4 2 for more information Probe measurement limits Probe type Top dead zone Bottom dead Top dead zone Bottom dead A1 zone A2 A1 zone A2 er 80 er 80 er 2 4 er 2 4 Twin cable 4mm 4 150mm or 6 20mm or 0 8 300 mm or 12 100mm or 4 Single cable 4mm 2 300mm or 12 20mm or 0 8 400mm or 15 100mm or 4 Single rod 1 300mm or 12 20mm or 0 8 400mm or 1527 100mm or 4 Single cable 8mm 6 300mm or 12 20mm or 0 8 400mm or 1527 100mm or 4 Co
57. es e Current output 22 mA for error signal e Digital HART interfaces scanning of error flags and error messages 22 BM 102 KRDHNE 3 User interface 3 4 Power on and start up The BM 102 is pre configured in accordance to customer order specifications and measurements can be made immediately A start up time of less than 23 seconds should be allowed for once connected and the power is switched on If the probe length has been shortened since delivery please refer to section 3 3 1 Summary of User Functions user function 1 1 6 Probe length to modify configured probe length 3 2 Available user interfaces Measurements may be taken using either e PC STAR 2 software Included as standard with the instrument The basic installation amp operating instructions are presented in section 3 3 1 requires PC workstation e HART Handheld Communicator HHC Sold separately Automatic recognition of the instrument when connected A list of HHC accessible parameters is given in section 3 3 4 e DA 06 local indicator Sold as an option for devices equipped with DIN connectors For displaying readings only Refer to section 3 3 6 for technical data 3 3 Operator control You can configure the device by way of the HHC or the PC STAR 2 software This is explained further in sections 3 3 1 and 3 3 2 Operator control via the separate HHC is described in the operating instructions supplied with the communicator 3 3 4 PCSTAR 2 for Win
58. etting a parameter in the factory menu Fct 1 1 3 Application Type to the following measurement mode e 2liquids 1 level for measuring level with two or more phases e 1 liquid 1 level for measuring one phase or liquid Characteristics e The level of the top product can be detected if it has a minimum layer of approximately 100 mm when measuring a top product with a dielectric constant of 2 4 e The mode 2 liquids 1 level permits level to be measured even when more than 2 liquids are present in the tank e The first return signal is identified as being level and the second is ignored e This mode may be used with all probe types Example application 1 level measurement of oil 1 liquid in the tank 17 2 With Factory Menu Fct 1 1 3 B Application Type set to 1 liquid 1 level the BM 102 will search for the return signal with the highest amplitude i e higher than the time or distance threshold It will measure the oil level 1 Level measurement signal 2 Threshold Example application 2 level measurement when there are 2 liquids oil water in the tank using a correctly configured gauge With Factory Menu Fct 1 1 3 4 3 Application Type set to 2 liquids 1 p level the BM 102 will search for the first return signal higher than the control threshold It will correctly measure the oil level i e level time or distance 1 Level signal 2 Threshold finds first signal 3 Oil water interfac
59. evel pulse Very large pulses along the measurement signal same amplitude as the initial pulse can be caused by a probe which is touching the nozzle or the tank side see section 1 3 5 Ensure that no contact is possible Instrument is not accurate when there are two or more phases in the tank The instrument may be incorrectly configured for this type of application i e it is measuring the interface instead of the level Contact KROHNE for the corrective procedure or refer to the Service Manual Check that Factory Menu function 1 1 3 Application Type is set to 2 liquids 1 level Check also that there is a layer of more than 100 mm of top product above the bottom product KROHNE service centre contact details are supplied on the last page of this handbook KROHAE BM 102 61 Event Fault Action Electrical Connections and Communication Output Current Output value 4 mA No power supply Check the power supply Connection of the device is incorrect The calibration of the current output is incorrect Check the connection between the device and the power supply Execute the calibration if you have authorized access or contact KROHNE Service centre Reads 22 mA An error has occurred This happens in case the range 4 20 mA error 22 mA is selected Check the status of the device by selecting the marker window F8 or enter the status
60. g Signal cable 18 3 poles and 1 x ground Wire cross section max 1 5 mm AWG 16 1 x PG11 cable diameter 8 10 mm 0 31 0 39 IP 65 do not connect to the DIN connector no shielding required 1 Detach screw P and remove plug from signal converter 2 Separate part N from part R by inserting the flat tip of a screwdriver into gap F 3 Connect current loop to terminals 1 and 2 any polarity Use ferrules to protect cable ends Terminals 3 and E are not connected 4 Fit parts N and R together again 5 Fit gasket re insert connector plug R on the signal converter and replace screw P Caution Grounding terminal E is not connected to the housing of the signal converter or to the device flange To avoid ground current loops the cable shielding may not be connected at both ends Hazardous duty systems Ex When used in hazardous areas only one intrinsically safe power supply may be connected to terminals 1 and 2 Ground terminal E and terminal 3 are not connected BM 102 ERLIHNE 2 1 3 Wiring connections M16 terminal box Power terminals Wire cross section max 1 5 mm AWG 16 Cable entry 1 x M16 x 1 5 cable diameter 3 5 8 mm 0 14 0 31 IP 65 for USA 77 NPT conduit connection Shielding Do not connect shielding to the terminal compartment Hazardous duty systems When used in hazardous areas only one intrinsically safe power supply may be connected to terminals 1 and
61. gle cable counterweight Single cable without counterweight Twin cable Twin cable counterweight Coaxial Special 1 Special 2 or Special 3 As per order Information on probe type supplied with signal converter This is a read only parameter Refer to section 3 3 5 Characters available for alpha numerical data functions in PC STAR 2 and on the HART console KROHAE BM 102 31 Function Input Range Description 1 5 0 Application For difficult applications 1 5 1 Detection delay Enter a value 0 mm 0 in to Fct 1 1 2 Dead zone As per order This function can be used to define an area directly below the flange in which interference reflections e g from the tank nozzle are masked This value has to be smaller than or equal to the dead zone Fct 1 1 2 1 6 0 Serial I O serial input output For integrating into a signal network Standard hardware platform for HART is the current loop with superposed FSK signals For a multidrop application the current output is set to OFF and consequently to a constant 4 mA With a multidrop bus up to 15 HART devices can be operated 1 6 2 Address Addresses from 0 to 15 0 With this function every device connected to a bus is assigned an address between 0 and 15 HART protocol If several devices are connected to a digital bus each device must be assigned a unique address under which it can then be identif
62. gnal converter may need replacing Please contact your local KROHNE Service Centre Please contact your local KROHNE Service Centre Gauge connected to PC STAR 2 software or HART Handheld Controller HHC with Marker status window F8 or list displayed KROHNE service centre contact details are supplied on the last page of this handbook 60 BM 102 KROHAE Event Fault Action General operation Instrument is not accurate with a product that has a high dielectric A constant offset is observed when taking measurements Tank height is not correct Check current output and tank height parameters If the signal converter has been replaced verify that factory calibration parameters are still the same Ask KROHNE for the factory calibration sheet if not supplied and the password for access to the factory menu The BM 102 indicates an incorrect level value The BM 102 measures a non valid reflection Check the tank for obstructions and verify that the probe is clean In the case the indicated level is close to the nozzle increase the detection delay and the dead zone with the same ratio or increase the threshold level if the full measurement range is essential In any case use the PC STAR 2 oscilloscope function to visualise and to analyse the application The threshold level must be adjusted so that it masks the disturbances It also gives enough margin for detection of the l
63. held When the error disappears the delay also serves to return to the measuring mode complete fct 1 7 2 Input table before selecting volume or ullage volume orother unit selected in fct 1 2 4 Length Unit 1 2 5 Volume Unit depending on the item selected in fct 1 3 1 Current 1 Item depends on the value selected in fct 1 3 1 Current 1 Item 30 BM 102 KROHAE Function Input Range Description 1 4 0 User data 1 4 8 Checksum Read only This value is used for identification of the device software version The checksum is tested when starting This helps to detect any problems with the microcontroller 1 4 4 Device number This parameter assigns an Tag number 00000 01 identification number to the device A text consisting of max 8 ASCII characters can be entered 1 4 5 Serial number Read only This parameter serves to identify the respective measuring device This number cannot be changed and sets the address for use with HART interfaces 1 4 6 French command number Read only Factory programmed number to be quoted in case of warranty and service claims 1 4 7 German command Read only Factory programmed number to be number quoted in case of warranty and service claims 1 4 8 Option This function can be used for entering Descriptor text of max 15 ASCII characters customer information only 1 4 9 Probe type Single rod Twin rod Single cable Sin
64. his function forces the BM 102 to search for the product surface in a zone other than the actual measuring zone If there is no level signal you can enter an estimated value 2 1 5 3 DETECTION DELAY Enter a value 0mm or Oin to Fct 2 1 1 4 Dead zone As per order This function forces the instrument not to analyse reflections in a zone directly below the flange The entered value of the detection delay must be smaller than the dead zone value 2 1 5 4 SEARCH PROBE END The search zone for the probe end is from Fct 2 1 5 3 Detection delay up to Fct 2 1 1 1 Tank height Automatically measures the probe length The tank must be empty Tak height must be configured to a value greater than the estimated probe length Measured in the units configured in fct 2 1 2 1 1 2 1 5 5 RESET BM 102 Restarts the BM 102 2 1 6 0 SERIAL I O 2 1 6 1 ADDRESS Enter 0 to 15 0 Sets the address of the device for connection to a HART multidrop network The current output switches to 4 mA 0 4 20 mA output current active 1 15 in multidrop mode 4 mA 2 1 7 0 STRAP TABLE 2 1 7 1 VOLUME UNIT Select m3 US Gal Ft3 bbl M3 h Ft3 h kg Metric Tons US Tons Unit for conversion values volume table The selected unit is used to define the strapping table values Liter I 2 1 7 2 INPUT TABLE 0 to 20 points This function defines the strapping 0 table The maximum number of points
65. ied in the bus 0 Analogue output active 1 15 Multi drop mode active analogue output inactive 1 7 0 Volume table For calibrating the gauge for volume measurement 1 7 2 Input table Select point 01 to 20 enter level and then volume values respectively conversion table not created volume measurement not possible This function is used for setting up the strapping table level volume Up to 20 points can be assigned Every new point must be larger than the preceding one The units of length and volume can be changed later without affecting the settings in the table The units selected for length and volume in fct s 1 2 4 and 1 2 5 will be used here 32 BM 102 KRLHNE 3 3 3 Quick Configuration configuration examples The minimum functions fct to be configured for a simple measurement are listed below Functions Definition PCSTAR 2 HART 1 1 1 2 1 1 1 Tank Height 1 1 2 2 1 1 4 Dead zone 1 3 1 4 2 1 3 1 4 Current Output 1 7 0 2 1 7 0 Volume table For volume measurements Example procedures for each set of functions are given on the following pages Each procedure is given in a series of steps in table form and is according to the PCSTAR 2 F2 Configuration parameter list Please refer to section 3 3 4 for the equivalent parameters available on the HART Communicator Definitions for quick configuration Fct 1 5 1 Detect
66. ion Delay i Fota 4 Dead Y zone i Factory lever MAX configured Fct 1 3 4 probe E current length L z output E Fct 1 1 6 A lieve MIN TIT Y Fct 1 3 3 DL 2 5 Ex where PCSTAR 2 Fct Typical gauge used for Probe type Product measured Tank height PCSTAR 2 Fct 1 1 1 HART Fet 2 1 1 1 Dead zone PCSTAR 2 Fct 1 1 2 HART Fct 2 1 1 4 Probe length L4 PCSTAR 2 Fct 1 1 6 HART Fct 2 1 1 2 ERDHNE 1 3 1 HART Fct 2 1 3 1 Current 11 Item is configured to Level quick configuration examples twin 24 mm or 0 15 cable probe type 4 Water dielectric constant er 80 10000 00 mm or 33 ft 0 15 m or 75 ft see probe measurement limits in section 5 2 3 for the 4 mm or 0 15 twin cable probe type 4 9 00 m or 29 5 ft do not modify unless advised to BM 102 33 Tank height configuration of user menu PCSTAR 2 function 1 1 1 HART Fct 2 1 1 1 This function is usually either defined as true tank height or as factory configured probe length L4 see diagram on preceding page if the former is not supplied by the customer in the order Why change the tank height e setting the distance in PCSTAR 2 Fct 1 1 1 HART Fct 2 1 1 1 to L1 avoids having a non measurable zone underneath the probe where the measurement on the display freezes e when setting up a measurement scale as explained on the following pages this means
67. ions when in an explosive atmosphere Displaying readings Use the UP and DOWN arrows to move to the correct line and then select with the RIGHT Arrow 1 HART Communicator 2 BM102 00000 01 1 Offline Online i 2 Online 1 Process Var 3 Frequency Device 2 lt Config Test gt 4 Utility 3 lt Access Rights gt 4 lt Watch status gt 5 lt HART Variables gt SAVE F1 F2 F3 F4 F1 F2 F3 F4 Main menu Online menu 3 BM102 00000 01 4 BM102 00000 01 Process Var i lt Measurements gt Kal 1o Measurements 1o Lvi 878 00 mm 2 lt Input Outputs gt 2 Dist 121 00 mm SAVE HOME HELP SAVE HOME F1 F2 F3 F4 F1 F2 F3 F4 Measurement amp input and output functions menu Measurement display function KROHAE BM 102 Configuration summary of user functions via HART Communicator HC 275 Reset default values are in bold type in the Input Range column Refer to the HART HC275 Communicator operating instructions for further operating details Function Fct Input Range Description 1 0 PROCESS VAR 1 1 0 MEASUREMENTS 1 1 1 LEVEL Level value 1 1 2 DISTANCE Distance value 1 1 3 VOLUME Volume value if a strapping table is programmed 1 1 4 ULLAGE VOLUME Ullage Volume value if a strapping table is programmed 1 2 0 INPUTS OUTPUTS 1 2 1 FUNCTION I Function associated to the current output Primary Va
68. kwards Continuous mode or Previous step Step by step mode Alt B Reading Position A slider control appears to permit the user to browse quickly through the time slices recorded as shown below Either click on the arrows at the end of the bar to move back or forward one time slice or hold the left mouse button down and pull the slider along to the required time slice Seren reading Reading potion 1 Record start i time slice DAI 28 2041 TTT EH 1 3 2 Currently 1554 15 58 I displayed dl time slice garen 3 Record stop time slice UN 86 BM 102 KRDHNE 8 4 6 F9 Colors Change colours used on PCSTAR display board 16 are available orien 3107 olor d zj Screen element Chorea component X i sagra EH BEN EM F1 Help On line PCSTAR Help F2 Exit and save Saves new settings for the screen elements concerned F3 Exit Exit to main title window without saving modified elements F4 Default colors Reset to original colour scheme Modifiable color parameters Screen elements Chosen component Select display Selected by scrolling through a drop down menu or by clicking window from the on the element concerned Click on colour palette to select drop down menu colour and press F2 to save modified settings and exit Tank Background tank text level interface level shadow information background information text and light Current outputs Backgro
69. l or empty e what is the level threshold and how to modify it and e what happens when level is measured when more than one product in the tank The measurement scale five possible configurations for analogue current output with Level selected in PCSTAR 2 function 1 3 1 Current 1 Item F WEITERES 20mA 20mA Display frozen in top dead zone NC 20mA 20mA E Z mA 0 2 4 bel CJ bei Display frozen below the pra WIE 4mA EEN Tank height Fct 1 1 1 F Upper dead zone Fct 1 1 2 Probe length Fct 1 1 6 G Optimal measuring range Detection delay Fct 1 5 1 H Reference point at tank bottom Non measurable zone Minimum distance between non measurable zone and dead zone Fct 1 3 1 Level Fet 1 1 2 Fct 1 5 1 moou The configurations described below are illustrated in the above diagram 1 The current output range is smaller than the optimal measuring range 2 The current output range is equal to the optimal measuring range Scale min 4 mA Fct 1 3 3 7 tank height probe length Scale max 20 mA Fct 1 3 4 tank height dead zone 3 The current output range is greater than the optimal measuring range Scale min 4 mA Fct 1 3 3 0 0 Scale max 20 mA Fct 1 3 4 tank height dead zone 4 The current output range is greater than the optimal measuring range Scale min 4 mA Fct 1 3 3 7 tank height probe length Scale max 20 mA
70. loss of warranty In addition the General conditions of sale forming the basis of the purchasing contract are appli cable If you need to return measuring instruments to KROHNE please note the information given in Appendix C KROHNE regrets that they cannot repair or check your device unless it is accompanied by the completed form The level gauge does not form part of an overfill protection system as defined for example in WHG German water resources act nor is it concerned by the Pressure Equipment Directive PED 97 23 EC 6 BM 102 EROHNE 1 Mechanical installation 1 4 Handling and storage To carry the device will weigh between 3 kg or 7 Ib and 12 kg or 25 Ib Carry using both hands to lift the device carefully by the converter housing If necessary use lifting gear No attempt should be made to lift the instrument by its probe Caution The probe is a critical gauge component Do not damage Handle with care P 7 rra KASSE Avoiding blows When handling the BM 102 avoid hard blows jolts impacts etc Caution Fragile electronics Avoid bending single rod and coaxial probes Support the probe to avoid bending H l t t Support probe here KROHAE BM 102 Avoid cable kinks and fraying Do not coil the cable less than 400 mm or 16 in diameter Cable kinks or fraying will cause measurement errors 400 mm or 16 minimum Storage temperatu
71. max 20mA 1 3 5 Error delay 1 4 4 Device number 1 5 1 Detection delay 1 6 2 Address Threshold Strapping volume table values please specify units Point Level Volume Point Level Volume 0 10 1 11 2 12 3 13 4 14 5 15 6 16 7 17 8 18 9 19 Menu item changed date bel vetal ec ees t Les EE GEES LES GE Fct Factory configuration parameters KROHNE SERVICE TECHNICIANS ONLY 1 1 1 Probe type 1 1 2 Offset 1 1 3 Application type 1 1 4 Epsilon R 2 1 Electronic offset 24 Electronic Calspeed 2 5 Mechanical Calspeed 2 6 Reference frequency KROHNE BM 102 89 Appendix B BM 102 CE Declaration of Conformity E Kontermit tserklarung Declaration of Conformity D claration de cenformit Falstandmeszser Lewel Aeoagurzee Inrtrument Tear tipu de nive TI miga BAIO 90 BM 102 KROHN Appendix C Returning a device for testing or repair to KROHNE Your instrument has been carefully manufactured and tested If installed and operated in accordance with these operating instructions it will rarely present any problems Should you nevertheless need to return an instrument for inspection or repair please pay strict attention to the following points Due to statutory regulations on environmental protection and safeguarding the health and safety of our personnel KROHNE may only handle test and repair returned devices that have been in contact with products without risk to personnel and environment This means that KROHNE can only se
72. ng level measurements and for the relevant current output It is defined as the distance between the lower flange surface and the reference point at the bottom of the tank The output unit is determined via Fct 1 2 4 Length Unit The set tank height is the upper limit for Fct 1 3 4 Scale 11 max if Fct 1 3 1 is set to Level or Distance Note the device will not measure beyond the programmed probe length if the current output is configured to measure distance or level 1 1 2 Dead zone Warning Critical Parameter Enter a value Fct 1 5 1 Detection delay probe length Twin probe with probe length 1m or 3 3 ft 0 2 m or 8 in Single probe or twin probe with probe length gt 1m or 3 3 ft 0 4 m or 16 in Coaxial probe 0morO in The dead zone is the minimum measuring distance from the process connection reference point to the surface of the product So as not to impair measurement accuracy the minimum values given in Section 5 2 3 should be adhered to The BM 102 will ignore signals in the dead zone and display the last reading taken The output unit is set via Fct 1 2 4 Length Unit 1 1 3 Time constant 1 100 seconds 5 seconds This function filters possible signal fluctuations when the liquid is turbulent KROHAE BM 102 27 Function Input Range Description 1 1 6 Probe length Enter 0 1 m or 3 9 This value must be equal to the exact probe
73. ngle cable 8 mm Coaxial Standards Electromagnetic compatibility directives followed for EU countries Other EU directives 5 1 1 Accuracy Aluminium with epoxy coating Refer to section 5 2 1 BM 102 mechanical options Viton optionally Kalrez 6375 Refer to section 5 2 1 BM 102 mechanical options 2 kg or 4 4 Ib 0 41 kg m or 0 28 Ib ft 0 12 kg m or 0 08 Ib ft 0 24 kg m or 0 16 Ib ft 0 41 kg m or 0 28 Ib ft 1 3 kg m or 0 87 Ib ft The level gauge satisfies the protection requirements of Electromagnetic compatibility Directive 89 336 EEC in conjunction with EN 61326 1 A1 amp A2 and EN 61000 6 2 standards It also respects the NAMUR NE 21 98 standard Protection against EMC emissions is only guaranteed when the device is used in metal tanks except when the device is equipped with coaxial probes Low voltage electrical equipment Directive 73 23 EEC modified by Directive 93 68 EEC art 13 in conjunction with the EN 61010 1 standard ATEX Directive 94 9 EC in conjunction with EN 50014 EN 50020 and EN 50284 standards Refer to the BM 102 MICROFLEX KEMA 00 ATEX 1101X Supplementary Installation and Operating Instructions for further information Due to the method of measurement which primarily determines distance the measuring accuracy is specified only as a factor of distance For that reason all data in this section refers to the measured distance Standard calibration Error of measurement mm 30
74. nstruction manual for further information Technical data DA 06 Plug in Display non Ex DA 06 Plug in display supplied separately Measuring range Display Accuracy Adjustable parameters Min max value memory Housing Protection Temperature range ambient Electronic system Storage Electrical connection Input signal Max voltage drop over unit Switching output1 CE conformity KROHAE DA 06 Plug in display mounted on BM 102 gauge 1999 to 9999 digits min and max values user defined 4 digit 7 6 mm or 0 3 high red LED display display housing can be turned through 330 0 1 1 digit Scaling decimal point attenuation switching point delay Displays the minimum and maximum values recorded during operation Plastic PA 6 6 polycarbonate 47mm X 47mm x 68 mm or 1 9 x 1 9 x 2 7 h x w x d housing can be turned by 300 IP 65 EN 60529 0 C 60 C or 32 F 140 F 30 C 80 C or 22 F 176 F Adapter for plug as per DIN 43650 4 20 mA 2 wire Approximately 6 V DC open collector PNP max 125 mA on and off delay 0 to 100 seconds temperature influence 0 1 10 K EN 50081 1 and EN 50082 2 BM 102 47 3 4 BM 102 MICROFLEX T D R meter characteristics This subsection explains e the four principle configurations for setting up a measurement scale and what the user should be aware of in each case e what happens when the tank is ful
75. number 2 1 4 3 FRENCH Read only menu COMMISSION This number is factory set Refer to NUMBER this number in case of warranty or service claims 2 1 4 4 GERMAN Read only menu COMMISSION This number is factory set Refer to NUMBER this number in case of warranty or service claims 2 1 4 5 RELEASE NUMBER Read only menu Release number of the device Software and Hardware version 2 1 4 5 PROBE TYPE Rod Twin Rod Read only menu Cable Cable Probe type attached to the flange counterweight Cable without counterweight Twin Cable Twin Cable counterweight Coax Special 1 Special 2 Special 3 As per order 2 1 4 5 CHECKSUM Read Only menu Similar to the release number This parameter allows to identify the software version of device KROHAE BM 102 43 Function Fct Input Range Description 2 1 5 0 APPLICATION 2 1 5 1 0 THRESHOLD 2 1 5 1 1 LEV PULSE AMP Read only value Dynamic value Amplitude of level pulse in millivolts 2 1 5 1 2 LEV PULSE GAIN Read only value Dynamic value Amplification of level pulse gain O 1 2 or 3 2 1 5 1 THRESHOLD Enter a value from 50mV to 25000mV 500 mV G3at 1m Threshold of the level pulse in millivolts The threshold evolves in terms of gain amplification factor changing by the electronic converter 2 1 5 2 DISTANCE INPUT Enter a value from Fct 2 1 1 4 Dead zone to fct 2 1 1 2 Probe length T
76. obe s EM electromagnetic field Install the gauge far from protruding objects such as e Heating tubes e Sudden changes in tank cross section e Tank wall reinforcements and beams e Weld lines and dip stick pipes etc TDR gauges generate electromagnetic EM fields when a measurement pulse is emitted This field is affected by any nearby discontinuities and these will weaken and potentially block the emitted pulse A minimum distance is recommended depending on the probe type to be installed See the table on the next page for recommended free space dimensions Alternatively the fitter may use a reference chamber or stilling well However the chamber walls must be smooth i e no visible weld lines straight and vertical to maintain the pulse strength and gauge accuracy For clean applications only Coaxial type 3 probes may be used close to or touching objects or walls as the EM field generated by the probe is contained within the probe s outer sheath refer also to the EM field sizes free area given in the figures on the next page 12 BM 102 KROHN 1 Agitator 2 Support beam perpendicular to the pulse direction 3 Abrupt changes in tank cross section 4 Heating tubes 5 Alternative solution reference chamber electromagnetic field is contained within chamber 6 Gauge electromagnetic field Any intruding metallic object will be detected in this zone if perpendicular to the emitted pulse direction
77. omplementary information concerning the record 50 characters maximum 102 79 F6 Trend Menu Displays a real time graph of level against time since the gauge started recording Leite Seet TE PI T Se SS E es IE wm b a t t t 1 t 1 i Tree feed n L a s H Pe 20 4k Tik Fi ae FHE V Jogam I5 aom 4 TI ireen caper D Record nemias Peer ra I ID Screen copy Functions F1 Help On line help file F3 Exit Exit to real time measurement main window F4 Zoom Reduces the time scale F5 Zoom Increases the time scale F10 Screen copy To select a directory and save the current screen as a bitmap file 80 BM 102 KRDHNE F7 Oscilloscope function Using the F7 Oscilloscope function Oscillo all reflections occurring at the probe can be displayed This is a help for optimum setting of the dead zone the non measurable zone and the threshold under Function F11 It provides details on the position and strength amplitude of every signal between the initial pulse and the tip of the probe EU y Ces maed d Ven ess d kb oD Deities L ee wr VRAS REI iS s doe d z i Ia mad EN D E sl Tar EI mm rss ER A EL Fidem Prio isfy Wem e Ln D Refer to section 3 4 2 Gain and signal amplitude for information on how to use F7 Oscilloscope and F11 Dynamic Configuration windows to modify Gain and level threshold manually to assist detection of the product surface in unfavour
78. own timing value is assigned depending on the results However this test may not recognize Windows XP so PCSTAR will not work Please follow the corrective procedure below Corrective procedure to permit gauge to connect to PCSTAR 2 using OS WINDOWS XP Step Action Data entered value set 1 Go to PcSt2NT ini file in the Windows directory on n a the hard disk under the PC STAR 2 sub directory 2 Find RTSShutdown in the list of parameters The n a default value is O 3 Modify the line RTSShutdown 150 4 Save file n a 5 Close the file and run PCSTAR 2 No further n a software configuration problems should be encountered 88 BM 102 KROHN Appendix A BM 102 Level Gauge Configuration Record Please enter the data that has been set in the signal converter BM 102 Parameters Checklist Firmware Vers Date Device Comm No Location Contact person Telephone Remarks Menu item changed date aus i SE sez lle eis Fa posa uy Fct User configuration parameters 1 1 1 Tank height 1 1 2 Dead zone 1 1 3 Time constant 1 1 6 Probe length 1 2 4 Length unit 1 2 5 Volume unit 1 2 6 1 new unit name 1 2 6 2 new unit factor 1 3 1 Current output 1 item 1 3 2 Current output 1 range 1 3 3 Scale 11 min 4mA 1 3 4 Scale 11
79. r local KROHNE Service Centre Level lost and Reference not found status markers on reading frozen The probe has received an electrostatic discharge The gauge will search for the level again and resume readings If the reading remains frozen then the signal converter may have been damaged by ESD and may need replacing Please contact your local KROHNE Service Centre Gauge connected to PC STAR 2 software or HART Handheld Controller HHC with Marker status window F8 or list displayed KROHNE service centre contact details are supplied on the last page of this handbook KROHAE BM 102 59 Event Fault Action Flange not found status marker on The signal converter has been incorrectly configured to measure with a cable or rod probe when it is equipped with a coaxial probe This may also due to installation on a long nozzle which has the effect of attenuating the flange pulse Contact your local KROHNE Service Centre for the corrective procedure Delay out of limits status marker on reading is frozen Negative voltage error status marker on VCO1 voltage error status marker on VCO2 voltage error status marker on Reprogramming FPGA status marker on The emitted pulse has not been detected The gauge will not work until it has been found Occurs when there is a problem with the time base on the HF board The si
80. rameters specified above in section 2 2 1 for the power supply must be observed to ensure that a given 4 to 20 mA converter is adequate for use with the BM 102 Refer to the BM 102 MICROFLEX KEMA 00 ATEX 1101X Supplementary Installation and Operating Instructions for further information This document is available from the Download Centre on KROHNE s website http www krohne com In addition the connected Non Ex area Ex area equipment must be HART Ex repeater power supply unit BM 102 compatible so that it can be EEx ia operated with the 4 20 mA communication software or the HART communicator An Ex repeater power supply unit must be used For calculation of the supply voltage the same applies as for the non Ex version P KROHAE BM 102 21 2 3 Electrical output 2 3 1 Network options The output is available in 2 versions 1 Current output HART passive HART protocol 2 Current output Ex ia HART intrinsically safe passive HART protocol All versions with HART protocol can be operated with the PC STAR 2 program HHC PCSTARZ2 or HART specific software and operating devices 2 3 2 HART communication protocol In accordance with the Rosemount Standard HART communication can be used with a BM 102 It is used as a point to point connection between the BM 102 as slave and the HART master Additional information The following can be called up via the following interfac
81. re Store within the given storage temperature limits 80 C or 176 F 40 C or 40 F 1 2 Installation restrictions Hazardous duty systems Ex FM e Refer to the BM 102 MICROFLEX KEMA 00 ATEX 1101X Supplementary Installation and Operating Instructions for further information on installing gauges approved for use in hazardous locations This document is available from your local KROHNE Sales office or on the Download Centre on KROHNE s website http www krohne com e Check that the flange gasket and probe materials are compatible with the product Read the information given on the converter nameplate the flange markings and specifications in the approval certificates 1 3 Mounting on the tank 1 3 1 Installation instructions general notes The fitter should give some thought to tank fittings and tank shape e Nozzle position in relation to the tank walls and other objects inside the tanks Warning this free area will depend on the probe type selected refer to later on in this section e Type of tank roof i e floating concrete integral etc and base i e conical etc Whenever working on an installation remember to e Disconnect the power supply before starting work However e The gauge may be installed when the tank contains product 8 BM 102 EROHNE 1 3 2 Installation instructions nozzle Threaded process connections Nozzle height The simplest and most economic way is to Recommendation
82. riable 1 2 2 Current output value mA 1 2 3 96 Percentage of PV range 40 BM 102 KROHN Function Fct Input Range Description 2 0 CONFIG TEST 2 1 0 OPERATION 2 1 1 0 BASIS PARAMETER 2 1 1 1 TANK HEIGHT Enter O up to Tank height 60000 mm or 2362 As per order The tank height is defined as the distance between the bottom of the tank and the lower flange surface 2 1 1 2 PROBE LENGTH Enter 0 mm up to 24000 mm or 1063 As per order This value has to be equal to the exact length of the probe The only situation for changing this value is if the probe length has been changed 2 1 1 3 TIME CONSTANT Enter to 100 seconds 5 seconds The time constant allows filtering of possible signal fluctuations when the product surface is turbulent 2 1 1 4 DEAD ZONE Warning Critical Parameter Enter a value Fct 1 5 1 Detection delay probe length e Twin probe with Probe length 1 m or 3 3 ft 0 2 m or 8 in e Single probe or twin probe with probe length 21m or 3 3 ft 0 4 m or 16 in e Coaxial probe 0morO in Measurements near the flange may not be precise or reliable Measurement may not be precise in an area less than this recommended value depending on the probe type 2 1 1 5 SENSOR INFO 2 1 1 5 1 Sensor upper limit Probe length Read only Menu Upper sensor limit 2 1 1 5 2 Sensor lower limit 0 Read only Menu Lower sensor limit
83. rsion means converting a level value into a conversion value usually volume in order e g to realize a non linear function as a factor of the level The unit selected here is also valid for the following function Fct 1 7 2 Input table If Volume or Ullage volume is selected in fct 1 3 1 then the units selected will also be used in these functions Fct 1 3 3 Scale 11 min Fct 1 3 4 Scale 11 max 1 2 6 New unit length Appears only when Optional unit is selected in Fct 1 2 4 Length unit 1 2 6 1 Unit name 4 ASCII characters Unit Name of the new unit max 4 characters 1 2 6 2 Unit fact Min 0 0 Max 100 000 1 0 Reference for the conversion factor is the millimetre At a conversion factor of 10 the new unit is equivalent to 10 mm At a conversion factor of 0 1 the new unit is equivalent to 0 1 mm This list is not exhaustive and also includes the Dynamic configuration menu functions in PCSTAR 2 KROHAE BM 102 29 Function Input Range Description 1 3 0 Current output I This configures the current output These functions are independent from what is displayed 1 3 1 Current 1 item Select Off Level Distance Volume or Ullage volume Level Selection of the required function for the current output 1 3 2 Current 1 range Select 4 20mA or 4 20mA 22 mA on error 4 20mA This parameter defines the status which
84. rvice your instrument if it is accompanied by the following certificate confirming that the instrument is safe to handle If the instrument has been operated with toxic caustic flammable or water endangering products you are kindly requested e to check and ensure if necessary by rinsing or neutralizing that all cavities are free from such dangerous substances e to enclose a certificate with the level gauge conforming that it is safe to handle and stating the product used We cannot service your instrument unless accompanied by such a certificate Specimen certificate Company Address Department Name Tel No Fax No The enclosed level gauge Type KROHNE Order No or Serial No has been operated with the following process liquid Because this liquid is water hazardous toxic caustic flammable we have checked that all cavities in the instrument are free from such substances flushed out and neutralized all cavities in the device We confirm that there is no risk to humans or environment through any residual liquid contained in the instrument Date Signature Company stamp KRDHNE BM 102 91 DUISBURG Hi Peabody MA Wellingb Australia KROHNE Australia Pty Ltd Unit 19 No 9 Hudson Ave Castle Hill 2154 NSW TEL 61 0 2 98948711 FAX 61 0 2 98994855 e mail krohneGkrohne com au Austri
85. see sections 2 1 2 or 2 1 3 2 Unscrew the 4 socket head cap screws M5x12 ISO 4762 item 4 using a 4 mm Allen hexagon key and remove the signal converter The gasket between signal converter and flange must be well greased Install the new signal converter and making sure that the signal pin in the housing is not damaged Reinsert and tighten up the 4 socket head cap screws M5x12 item 4 Reconnect all wires as described in sections 2 1 2 or 2 1 3 3 4 5 6 58 Hazardous duty systems Before replacing the signal converter in hazardous locations make absolutely sure that there is no risk of explosion gas free certificate For further information refer to the BM 102 MICROFLEX KEMA 00 ATEX 1101X Supplementary Installation and Operating Instructions This document is available from the Download Centre on KROHNE s website http www krohne com For pressurized tanks with a flange connection between the tank and the device do not undo the 4 flange bolts these are used for fastening the complete sealing system BM 102 KROHN 4 2 Fault clearing Event Fault Action Error messages Tank full status marker on reading frozen at max or min value No fault The level has reached and possibly risen above the top configured measurement limit and is either displaying the maximum when measuring level or minimum when measuring distance output None Measurements should b
86. ted The functions and sub functions available are discussed in sections 8 4 1 to 8 4 7 below 8 4 1 F1 Help PCSTAR 2 Off and On line Help file for a summary of PCSTAR 2 functions 8 4 2 F2 Connection on line functions F2 Connection opens a real time connection between PCSTAR 2 and the gauge This establishes a connection with the gauge s A small window will open either confirming the connection or advising the user otherwise This will open a window which displays graphics of the current status of outputs and a representation of the tank FEP ad Conmmmction Trial Device Hdeniflor BMF Paint to point connection Port COMI 1200 Bd areal 76 BM 102 KROHN DEE Wee PIE Tunaspa Hes aert LYS Micros WIRE YI ESA KR HME Current D bare 1 Lisp yobs Kuga m ml TET m1 d DG D00083 E E 3 Pe l eee 8 Gr DURO een x B x 4 pp 0 la a PEE DoD isis Protes keeft deed mam ohare festge COME 170 a ART fe oi d 0480s ute FER EE eel Fii Gorilla Fc renal F r o FE Berbers P Colon FM Screen copy This shows the real time tank status This screen is divided into three parts In default layout for a single output this will show a bar with Current output and level graduations on the left hand side a representation of the tank with its contents in the middle the top dead zone will be indicated as a grey dotted line and a bar with distance and level graduations on th
87. tension tube for high temperature applications 14 Single rod probe 15 Inactive length coaxial tube under the process connection i e an inactive length of the probe for installations with long nozzles or concrete roofs for single rod and single cable probe versions only 4 BM 102 KRLHNE E Peron Ce MICROFLEX BMTO2 Type code T Ht Date of manufacture Nain Ch E Order number Lu Tag Gauge ID number Ji Ser al number HI Power supply details EIER Wark TEM ALA Housing protection class e g IP65 Mechanical constant calibration factor Ambient temperature range Maximum allowable working temperature at the flange Standard nameplate eg VF030415B0112110110100000 The type code gives the options chosen for this unit and is defined in the BM 102 Data Sheet This document is available from your local KROHNE Sales office or on the Download Centre on KROHNE s website http www krohne com BM 102 5 KROHAE Items included with supply The scope of supply encompasses e Signal converter with probe in the version ordered The version is stated on the nameplate e PCSTAR 2 computer software for data display and gauge configuration Documentation supplied Installation amp Operating instructions Installation connection start up and safety advice in condensed form but sufficient for
88. th the following standard lengths 100 mm or 4 200 mm or 8 300 mm or 12 400 mm or 16 500 mm or 20 and 1 m or 40 for single rod and single cable probe versions only where L gt 10m or gt 33ft where L lt 10m or lt 33ft L ordered probe length EROHNE BM 102 71 6 Measuring principle 6 1 General principle The BM102 MICROFLEX has been developed from a tried and tested technology called Time Domain Reflectrometry T D R Other modern applications include checking for and locating damage along telecommunication cable lines The BM 102 sends low power electromagnetic pulses of one nanosecond width along a rod or cable conductor This pulse travels at a known speed the speed of light Upon reaching the surface of the product to be measured the pulses are reflected back with a signal strength that is dependent on the dielectric constant er of the product e g up to 80 of the pulse strength is reflected from the surface of water A product s dielectric constant er is an electrical property The strength of pulse reflection from the surface of the product being measured is registered by the instrument as signal amplitude in volts The instrument measures the time between the emission and the reception of the signal half of this time corresponds to the distance from the instrument reference point the flange facing to the product surface This value of time is converted into an analogue output curr
89. that the level at the end of the probe will be taken as zero instead of the tank bottom How tank height affects measurement when either Level or Distance is measured 1 Tank height 2 Measurable height factory configured 095 hogs probe length L4 3 Non measurable zone 4 With true tank height 1 set in Function 1 1 1 of the User s menu 5 With factory 100 096 configured probe M EE Distance Level length L set in Function 1 1 1 of tf Lok ow 5 enee the configuration Distance Level menu Led A Example procedure 1 using PCSTAR 2 e to change true tank height 10000mm or 33 ft to factory configured probe length L4 9000mm or 2975 ft and then save the new parameter Refer to item 5 in the diagram above Step Action Data entered value set 1 Press F2 to connect to the Tank status screen displayed device level reads 6750 mm 2 Press F2 to enter configuration Configuration menu displayed menu 3 Click on the data set field for This field currently reads Fct 1 1 1 Tank height 10000 00 mm 4 Type in the new value 9000 00 5 Press the button F6 Send to n a BM102 for the BM 102 to immediately accept the new value 6 Press F3 Exit to quit the Tank status screen displayed configuration menu level now reads 5750 mm 34 BM 102 KRDHNE Dead zone configuration of user menu PCSTAR 2 function 1 1 2 HART Fct 2 1 1 4 The top dead zone is the minim
90. the current output assumes in the event of a fault 4 20 mA last measured value held in the event of a fault 4 20 mA E 22 mA is set to 22 mA in the event of a fault 1 3 3 Scale 11 min 1 3 4 Scale 11 max Enter a value from 0 mm to a value lower than that entered for Fct 1 3 4 Scale max As per order Enter value higher than the value selected under Fct 1 3 3 Scale min up to tank height or the maximum volume table value As per order This function defines the lower limit of the analog measuring range It is 4 mA The value of this parameter always has to be lower than the value selected for Fct 1 3 4 Scale 11 max This function defines the upper limit of the analog measuring range It is 20 mA The value of this parameter must always be lower than or equal to the value selected under Fct 1 1 1 Tank height or the maximum volume table value higher than the value selected under Fct 1 3 3 Scale 11 min otherwise an error message will appear during parameter check 1 3 5 Error delay Select No delay 10 sec 20 sec 30 sec 1 min 2 min 5 min or 15 min No delay This menu is only available when 4 20 mA E 22 mA has been selected under Fct 1 3 2 Current 1 range With this parameter a time delay can be defined for transition of the current output to 22 mA after an error has been noted During the delay measurement and the analog output are
91. this point EROHNE BM 102 73 7 Certificates and Approvals Approval and project code Approved classes and groups ATEX 9 111 Gor ll 1 2D T 100 C KEMA 00 ATEX 1101 X EEx ia IIC T6 T3 or EEx ia IIB T6 T3 Factory Mutual Research Intrinsically Safe apparatus for use in Class Il Project ID 3009543 and Ill Division 1 Groups A B C D E F and G and Class Zone 0 Group IIC hazardous classified locations in accordance with Entity requirements and Control drawing F0820860412 CSA Class 2258 04 Process Control Equipment Project 1183965 Edition 1 Intrinsically Safe Entity For Hazardous KEMA 2007223 00 Locations Products Class Groups A B C and D Class Il Groups E F and G Class Ill Symbols used for the identification of approved equipment Conformity C to E U Ex FM GR CSA directives approved wo approved approved and norms id Refer to BM 102 MICROFLEX KEMA 00 ATEX 1101 X Supplementary Installation and Operating Instructions for further information The certificates are available on KROHNE s download centre webpage on http www krohne com The above symbols with the exception of the CE symbol will not appear on gauge nameplates or supplied paperwork unless the approvals are specified in the order by the customer 74 BM 102 KRDHNE 8 PCSTAR 2 software user s guide This section is a complete guide to the functions available in PC
92. tting of the level threshold is especially important when the dielectric constant is low To set the level amplitude of the reflection must be known The level threshold should be half way between the invalid interference signals and the level reflection signal e The reflection from the probe tip which is clearly identifiable at a low er value does not need to lie below the level threshold Take a look at all the reflections over the entire probe length and then change the level threshold and or the amplification factor in the Dynamic configuration F11 menu Typical signal trends The following diagrams show characteristic signals that have been recorded with the oscilloscope function Emitied pulse Emitted pulse Level signal Flange Level signal Flange Rod or cable probe with gain 1 Rod or cable probe with gain 2 Emitted pulse Emitted pulse Level signal Level signal Coaxial probe with gain 1 Coaxial probe with gain 2 The signal from coaxial probes does not include the flange reflection due to the mechanical setup which does not produce any change in impedance at the flange The amplitude of reflection from the product surface increases as the level rises and decreases as the level falls KRDHNE BM 102 53 Automatic adjustment To maintain a sufficiently strong reflection signal the gain is adjusted automatically When the amplitude of the level reflection decreases the gain will in
93. um measuring distance between the gauge flange facing the reference point and the product The various probes for the BM 102 have differing top dead zones and these are given in section 5 2 3 Probe measurement limits Why is configuration of the dead zone important The gauge will not display measurements taken here the reading is blocked on reaching this zone This will avoid the gauge confusing the true level with a parasite i e flange as the product nears the tank fitting and thereby displaying a false reading It should be noted that although the reading is frozen the gauge will continue to follow the reflection The PCSTAR 2 F8 marker menu will display Tank full in this zone What is the difference between these functions PCSTAR 2 Eet 1 1 2 HART Fct 2 1 1 4 Dead zone PCSTAR 2 Fct 1 5 1 HART Fct 2 1 5 3 Detection delay The detection delay function masks all signals i e none are detected by the gauge up to a defined distance from the flange facing The detection delay zone size is never greater than the dead zone size The PCSTAR 2 F8 marker menu will display Tank full and Level lost in this zone This is illustrated below the value in the box is the displayed value Level reflection outside dead zone 1 Height of tank fitting VIV 2 Detection delay T gt 4 Fct 1 5 12120mm 3 Dead zone limit vi rs 5 Fet 1 1 2 150mm 2 6 Emitted signal i Ws Flange reflection Beene Den wats tatara ha ee
94. und current outputs text current output 2 current output 1 shadow and light Measurement bar Background level text distance interface level volume graphs ullage volume shadow and light Signal Background dead zone frame grid signal position arrow actual gain other gains shadow and light Trend Markers Background markers frame grid and position cursor 8 4 7 Other important PCSTAR 2 functions Ctrl Alt R BM 102 MICROFLEX Reset This resets the gauge from the main screen This should be done before operating with a new configuration It empties the old data temporarily stored in the gauge memory and permits the gauge to go through a series of checks to accept and operate with a new configuration Changing languages Close PCSTAR 2 Go to Start up at the bottom of the desktop screen Select menu Programs then KROHNE MICROFLEX BM102 from the options given and finally select Change PCSTAR 2 language from this submenu A choice of three languages English French and German is given Select the one required and confirm OK then re open PCSTAR 2 KRDHNE BM 102 87 8 5 Fault Clearing PCSTAR 2 Event Fault Action PCSTAR 2 is unable to connect to the gauge The RTS Shutdown parameter is unable to assign a value to the PC operating system XP for PCSTAR 2 versions prior to 2 01 When at default value 0 PCSTAR 2 tests the O S to identify which one is installed An RTS Shutd
95. ushing it against tank wall with a suitably isolated tool just before touching it to avoid receiving a shock 2 Earth the entry pipe and product Product deposits on the nozzle and probe Product build up can occur under the nozzle this may weaken the pulse Avoid cavities that permit the build up of deposits Tank roof deformation Tank roofs should support loads of at least 3 5 tonnes or 7700lb for gauge installations using 8mm or 0 3 type 6 single cable probes KROHNE BM 102 17 2 Electrical connections 2 1 Electrical installation instructions 2 1 4 Wiring general notes Connection to power is effected at the plug connector in the signal converter Two wiring compartments are available DIN connector or M16 terminal box Observe applicable rules and regulations for cable connection VDE 165 or equivalent national regulations Always disconnect from power supply before opening wiring compartment This is not mandatory for Exi applications Hazardous duty systems Only certified intrinsically safe equipment may be connected to the BM 102 in hazardous areas Please refer to the BM 102 MICROFLEX KEMA 00 ATEX 1101X Supplementary Installation and Operating Instructions for further information This document is available from your local KROHNE Sales office or on the Download Centre on KROHNE s website http www krohne com 2 1 2 Wiring connections DIN connector Terminals Cable entry Shieldin
96. xit Quit to main title window F4 Record Menu The software will temporarily record the last two hours of operation without using the record menu This information will be displayed on the Trend and Markers windows However if the user wishes to make a permanent record of measurement data then it is necessary to set and confirm a measurement record period in this menu It is also recommended to activate the Oscilloscope option in order to have information on pulse reflection times This is set in the window below Piron BM LOG Recording Fae APPRGFAA T TUER INE 71 AVPCSTAF I TUE COREESURIE CY F l reac Tari of eeconding m Here C Daie Deane Y persa Tima HHN xn Eed iid re mtrbeea pensa D I uN i an Dais gH pmm Time HH MIN REI Opisani Tana sie F Oscdorcope E Loans nis ra S hi a terk l I Tt Hecit F2 Exait Tt SG Functions available on this page F1 Help On line help file F2 Start Start Record F3 Exit Exit to real time measurement main window Browse Find directory and create record file dat Recording Options KROHN Start of Recording End of Recording Signal Oscilloscope Time slice Comments BM Either from now or a delayed start date and time Either in a given number of hours or a given date and time Activate these zones to record these types of data Time spacing between each recorded reading Range 1 to 30 minutes C

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