Operating Instructions
Contents
1. L g 55 70 dia 2 17 dia 2 76 400 15 75 inch v 3 S 3 426 16 77 x V Y 990 245 dia 3 54 dia 9 65 65 LOT369 Operating Instructions V1 3 final preversion 8011414 MBA Instruments GmbH Index A Dust Ex certification 8 fioi nd cer i de 34 Adaptation 25 E Additional functions menu 36 Electrical connections 18 Adjust values exchanged display message 44 Ex certification 8 Adjustable stop bead 48 Exemplary wiring 18 Adjustment Explosion hazardous locations 8 menu function 33 procedure 27 F Adjustment in menu 33 Failure mode menu 34 36 Adjustment span too small display message 44 Fault relay output 19 Ambient temperature 15 Float sounding mode 35 ATEX certificate 55 Function general 8 Functional principle 10 B Basic position G for Hover mode 352. TTTTTTTTTTTTT gb NN 2 5 6 Correct sealing of cable glands WARNUNG Explosion risk VAN In explosion hazardous locations gt Seal the cable glands before starting up the instrument gt Also seal all of the unused cable glands either with a sealing plug or by replacing the cable gland with a closing cap Closing caps must be specified for use in explosion hazardous locations LOT369 Operating Instructions V1 3 final preversion 8011414 MBA Instruments GmbH 23 Installation 2 6 Bild 6 Pneumatic connection option Function If the LOT369 is equipped with a pneumatic connection purging air can be fed into the cable box The air will escape through the LOT369 cable channel into the vessel In this way you can prevent dust from intruding into the cable box for example with a medium which produces a lot of fine dust Moreover the pneumatic connection can be used if the vessel is hot in order to cool down the cable box and therefore the entire LOT369 enclosure with a constant stream of fresh air The pneumatic connection should only be used on unpressurized vessels Connection 1 Use an air hose with an outer diameter that fits to the LOT369 cable glands 2 Guide the air hose through a cable gland and connect it to the pneumatic connection an 1 4 fitting gt Bild 6 3 Adjust a suitable input pres
3. 27 More individual settings 28 Operatif essere bt x eso e ERR RR Ra 29 Start up 24 2 4 jean NG Ald Ru Seas E RAE RR EE RO IAE e 30 Operating elements 30 Display siot eid Ungua EX EROR Reda RE Ren RU ue EE E 30 Position Dar r stk alter ete PR eee Oe on Eee Ras b bes Poe 30 KEYS 22 seyo E raion um rex Beata es Ouida derre Ba eee ei h 31 Menufunctions 32 Menu system overview 32 Level indication highest menu level 33 Menu Start sounding 33 Menu branch Parameter adjustment 33 Menu branch Additional functions 36 LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH Contents 5 1 5 2 6 1 6 2 7 1 7 2 7 3 8 1 8 2 8 3 8 4 8 5 10 Maintenance cue vet i ee er o pr lanG 39 Replacing the Cabl wires sus teh gas Ee ARE oe eee ees RS p 40 Cleaning the cable box 42 Trouble shooting 43 Error messages on the display 44 Possible error messages 44 Sup
4. see Preset pulse counter Technical Data 61 Purpose of the instrument 8 Terminals YU LEE her MERE Bb 18 TIME RSS SR an RE AA EE 35 R Trouble shooting 43 REL1 REL2 switch function 19 Relay 2 menu 34 U Relay counter output menu 34 User Relay switch outputs 19 designated users 9 Reset menu 36 user s responsibility 9 Reset pulse Users target group 9 activation 34 S Output sus oc ea Geste LRS Sa e ex E 19 W Resolution info display 36 Warning symbols warning levels 3 Run state sounding mode 35 Weight covered display message 45 Wiring terminals 18 S Safety notes Z for installation 14 ZONE 20 e ce ee tu RU 8 63 foroperation 26 LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH 67 LOT369 8011414 2009 03 V1 3 ffinal preversion MBA Instruments GmbH Friedrich List Str 5 25451 Quickborn Germany www mba instruments de i A Phone 49 0 41 06 123 888 0 Fax 49 0 41 06 123 888 9 info mba instruments de
5. Index Measuring range setting 27 Safety notes on Measuring value medium level indication 33 electrical safety 14 26 Measuring value output 21 Sensing weight Medium level dimensions 65 indication on preset pulse counter 53 materials temperatures 62 indication on the display 33 structure Na arabe ot ae LT heed ut uer 12 Menu system overview 32 Sensor failure display message 45 min adjustment too high display message 44 Service menu 37 Model test certificate 8 Settings Motor does not run display message 44 individual adaptation 25 Mounting 16 M output a maa llli Ig 34 non horizontal flange 17 measuring range 27 Special cable guidance 17 preset pulse counter 53 prior to installation recommended 14 O Signal words c 222222 3 Offset invalid display message 45 Simulation erener ses ces api ees nr dis anh 35 ON control input 20 Software version info display 36 Operation dg eerie eee er heter 29 Sounding mode
6. gt To have the analyzer repaired report the problem to the manufacturer s service representative or an authorised skilled person 5 WARNUNG Electrical hazard caused by liquids LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH Individual adaptation 3 2 Setting the measuring range 0 100 adjustment 1 gt Make these essential settings to adapt the LOT369 to your vessel Function The Adjustment functions are used to adapt your LOT369 to the minimum and maximum filling heights of your vessel You will set up which sounding depth is 0 or 100 of the measuring range 0 corresponds to a minimum filling level 100 to a maximum filling level The minimum distance between fx and 123 level is 0 25 m Setting procedure 1 Press OK the display shows Start soundina 2 Press or until Parameter adjustment is displayed 3 Press OK the display shows Adjustment 4 Press OK again the display shows Adjustment in 5 Press or to select the desired length unit mid or ft 6 Press OK Esc can be used to abort without changing the values 7 Press or until at m d is displayed 8 Enter the cable wind out length which is required to reach the minimum medium level e g 38 4 m the 70 Yo lt level but will run a little over this limit approx 1 Yo of the measuring range Therefore
7. steel chain allows the cable and gravity weight to follow up when the sensing weight stops on the medium surface sensing weight design and material can be adapted to the medium Automatic release of sensing weight when covered When the sensing weight is covered by inflowing material or sticks somewhere in the vessel the LOT369 will start a automatic rescue procedure to release the weight The LOT369 tries to pull back the sensing weight twice with full motor power without torque limitation Prior to the second trial the cable winds out for approx 20 cm 8 If the sensing weight is free again it will return to the basic position and the LOT369 is ready for operation again If the sensing weight could not be released the display will indicate Weight covered 5 43 86 o The automatic rescue procedure is only active up from a sounding depth of approx 1 5 meters LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH Installation 2 LOT369 Installation Climatic conditions Mechanic installation Power supply Electronic connections Pneumatic supply option LOT369 Operating Instructions V1 3 final preversion 8011414 MBA Instruments GmbH Installation l 2 1 Safety notes for installation gt Ifthe mains voltage is greater than 48 V Disconnect the power supply before opening the enclosure gt Ifthe instrument requires live current when
8. Bild 20 you should use a sensing weight type that meets your application Sensing weight models Type Typical application Temp StEx2 solids such as e g ore coal aggregate lt 60 C i ight 3 A plastic weight granules ete lt 140 F yes solids such as e g cement coal B aluminium weight aggregate etc substances where plastic is not resistant coarse solids where a rugged weight is lt 150 C required such as ore coal aggregate lt 300 F C StSt weight etc stainless steel substances where aluminium and plastic are not resistant NO light solid mediums where a low immersion depth is important F perforated weight 7 measurement of sludge in sedimentation lt 100 C basins liquid solid detection 210 F lt o light very loose solids such as flour B D spider weight StSt 4 plastic powder coal dust etc 5 solids causing steep material cones lt 60 C i i 4 HE O spider weight PE same as type D lt 140 F es E pawala solids and foodstuffs such as rice cereals lt 100 C 9 weig etc 6 lt 210 F O ND permissible temperature in the vessel suitable for use in StEx explosion hazardous locations standard type do not use in vessels with pneumatic filling because the sensing weight could be set into rotation by the filling stream note that the immersion depth of the spider weight can vary dependent on the medium The delivered bag is
9. EN 61010 1 1993 Differing technical data for instrument version Z StEx approval Zone 20 and 21 BVS 03 ATEX E 268 e Protection IP 54 cable box IP 65 without cover IP 20 Max permissible surface temperature at 40 C ambient temperature without heating 72 C 161 F with heating 80 C 176 F Only applicable with PVC weight bag weight or spider weight PE LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH 63 Technical Data Dimensions Bild 19 Dimensions with cable protection tube with protective cover 360x326 14 2 12 9 m b nr R a o to ha F LO xm e U E pO T by KG E i f yo Y EEE ES 276 dia 3 0 et z z a a j V EE um c 374 14 7 E 367 14 5 z t i m compatible flanges examples z g st e e 5 Al Yao YA ex CE DN 80 PN 10 DN 100 PN 10 inch 2220 dia 8 66 EN 1092 1 LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH Technical Data Bild 20 Sensing weights 1 esse DSS 301 11 85
10. If reguired the cable can be guided around pulleys This allows to adapt the LOT369 to difficult locations for example if the vessel is open on top when there is not enough room for the standard mounting position or if the medium is very hot You would need Suitable guidance pulleys for the cable easy running and smooth A special mechanical stop for the sensing weight This is at least a mechanical stop for the stop beads mounted in front of the last pulley It may be required to use an adjustable stop bead S 48 7 1 Electrical installations are not required When the cable is guided to the vessel via pulleys a horizontal flange mounting position is no longer required In such cases the LOT369 can also be mounted on an angled or vertical flange for example at the side of the vessel Allowable inclination from the horizontal flange position is O 90 To wind out some cable length prior to installation Connect the LOT369 to the power supply an S 22 82 5 5 Usethe Manual oreratiom function to wind the cable out as far as required gt S 37 LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH Installation 2 5 Electric connections Bild 3 Wiring terminals amp amp amp amp s D Le fault or 5 QJ
11. 10 DN 100 PN 10 DIN 2501 material Aluminium Cable glands PG 13 5 4 pieces Wiring terminals for wire dia max 1x 1 5 mm2 1 Option Technical data of the cable Material stainless steel 1 4401 Diameter 1 mm Length max 70m Breaking load 650 N Admissible ambient conditions Ambient temperature standard around enclosure with intern heating 20 60 C 4 140 F below 10 C gt S 50 87 3 Air humidity 1 at 31 C 88 F max 80 96 at 40 C 104 F Medium temperature max 50 40 150 C 40 300 F 2 Storage and transport temperature 40 70 C 40 160 F Operating pressure standard optional unpressurized max 0 2 bar max 2 bar 1 values for intermediate temperatures to be calculated by linear regression 2 see also S 15 82 3 Sensing weights 1 2 elivered filling plastic granulate imensions gt page 65 Bild 20 application range gt S 11 1 4 1 Type 1 Material Gravity weight Max temperature A Plastic weight Standard PVC PVC 60 C 140 F B Aluminium weight Al Al 150 C 300 F C StSt weight 1 4571 1 4571 F Perforated weight 1 4571 PVC 100 C 210 F D Spider weight VA 1 4301 PVC O Spider weight PE PE PVC 60 C 140 F E Bag weight linen 2 PVC 80 C 175 F d d 62 LOT369 Operating Instructions
12. 20 mA 100 or PO Fault indication O or 22 mA For the menu operation Menulanguage 28 LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH _Operation LOT369 4 Operation Start up Keypad Menu system Functions LOT369 Operating Instructions V1 3 final preversion 8011414 MBA Instruments GmbH 29 Operation 4 1 4 2 Bild 7 4 2 1 4 2 2 Start up 1 Close the enclosure otherwise the specified protection is not guaranteed 2 Switch on the external power supply As soon as the LOT369 is supplied with mains power a short automatic initialisation procedure runs down display reading LOT Imit where the sensing weight will once move to a reference level approx 25 cm 10 below the basic position After that the LOT369 is ready to use Operating elements Display and keyboard display position bar Display During normal operation the last measured medium level is displayed The value is referred to the lower edge of the sensing weight During menu operation menu functions and messages are displayed gt S 32 84 3 Y or y symbols indicate that the next menu step can be entered by pressing ok Position bar The LED bar indicates the current position of the sensing
13. Glossaty AAA 2 INdieatlon paya Ecc utt eme Geer oe 30 Gravity weight 12 variation 48 Blocked LOT operates display message 44 H Heating e err RE 50 C Hover sounding mode 35 Cable length info display 36 I replacing procedure 40 Info menu 36 technical data 62 Information symbols 3 Cable breakage display message 44 Installation 13 Cable diameter 18 electrical connections 18 Cable glands 23 exemplary wiring 18 Cable protection tube 16 individual adaptation 25 Cable pulleys 17 power supply 22 CE label conformity 63 special cable guidance 17 Certification 8 56 59 Standard mounting 16 Cleaning the cable box 42 wiring terminals 18 Climatic conditions at the place of use 15 Intended use 8 9 Code invalid display message 44 Invalid length display mes
14. Indicates an hazardous situation which if not avoided could result in minor or moderate injury NOTICE Indicates a hazard or unsafe practice which could result in property damage Information for the use in explosion hazardous locations 1 Important technical information for this device MM Nl Nice to know LIN e L Supplementary information e 1 Link to information at another place LOT369 Operating Instructions V1 3 final preversion 8011414 MBA Instruments GmbH Contents 1 1 1 1 1 1 1 2 1 1 3 1 1 4 1 2 1 3 14 1 4 1 1 4 2 1 5 2 1 2 2 2 3 2 4 2 4 1 2 4 2 2 4 3 2 5 2 5 1 2 5 2 2 5 3 2 5 4 2 5 5 2 5 6 2 6 3 1 3 2 3 3 4 1 4 2 4 2 1 4 2 2 4 2 3 4 3 4 3 1 4 3 2 4 3 3 4 3 4 4 3 5 Product description 7 Int nded uSe 4 cure Rp B EE ten ed Rin mA KES AA Ge Rest ket DAE 8 Purpose of the instrument 8 Limitations Of USC coo cos uei dE xiu Mela eis 8 Use in explosion hazardous locations 8 The user s responsibility 2224222848 nl ee Edu EE REPE A 9 Functional principle 10 Instrument versions 10 Suitable sensing weight 11 Sensing weight types 11 Custom m
15. Run state menu 35 bar graph indication 30 START control input 20 display and keyboard 30 Start sounding siias cees rar rank 33 display operation 30 CS LOU IA DIYA 4 skar sd 30 key functions 31 Steekehain obe das LRU ae ds arte 12 Output mode menu 34 Stop beads 12 Outputs menu 34 Suitable cables 18 Supplementary equipment 4T P Switch functions Parameter adjustment menu 33 counter pulses 19 Parameter settings see Settings Cournter r set a Ae ek as NP a die un 19 Passive sms aie oe ears 34 fault condition 19 Password activation 36 LOT TUNS atte peng de rasert deb bus 20 Password display message 45 permissible electrical load 20 Pneumatic connection 24 Switch outputs rann 19 Power supply 4 22 Symbols explanation 3 Preset pulse counter 51 Protective cover 49 T Pulleys paaa tpe ren einer suste WANI 17 Target group users 9 Pulse counter
16. The previous offset value will be kept gt Perform the system calibration again gt S 37 Service Password Setting functions are locked Password input requested gt Enter 363 to deactivate the locking Sensor failure Malfunction occurred in the internal measuring devices gt Switch of the power supply for a few seconds for an electronics reset If the error message remains An internal defect might have occurred gt Call the manufacturer s customer service Weight covered The sensing weight is covered or hooked and the automatic release procedure gt S 12 was unsuccessful gt Release the sensing weight manually gt Then start a new sounding procedure LOT369 Operating Instructions V1 3 final preversion 8011414 MBA Instruments GmbH 45 Trouble shooting 46 LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH Supplementary equipment LOT369 7 Supplementary equipment Stop bead Cover Heating LOT369 Operating Instructions V1 3 final preversion 8011414 MBA Instruments GmbH Supplementary equipment TA Bild 10 Adjustable stop bead Function With an adjustable stop bead installed on the cable gt Bild 10 the basic position of the sensing weight is variable If you use pulleys to make a special cable guidance you will need an adjustable stop bead and a mechanical
17. V1 3 final preversion 8011414 MBA Instruments GmbH Technical Data Mains power supply Mains voltage standard 230 VAC 210 optional 42 48 115 130 250 VAC 10 Mains frequency 48 62 Hz Power consumption standard 200 VA with internal heating 2 1240 VA Protective measures protection class overvoltage category 1 at 230 VAC mains voltage 2 option Control inputs Operation voltage 20 VDC max 5 mA Relay switch contacts Minimum load of the relay switch contacts 10 mV 10 yA Maximum load for the relay switch contacts function LOT runs fault AC 250 VAG 5 750 VA DC 250 VDC 1 54 W function counter output REL1 250 VAC 0 2 A function reset counter REL2 250 VAC 3 A 500 VA counter reset function pulse frequency 2 8Hz counter output switch on pulse width 100 ms function switch on pulse width 200 ms Measuring value output current output option Measuring value output active passive 0 4 20 mA1 load 0 500 Q Un 8 36 VDC 0 4 20 mA 1 alternatively gt S 33 4 3 4 Conformity CE The LOT369 meets the protective regulations of EMVG 89 336 EWG and NSR 72 23 EWG The conformity has been judged according to the following standards e EMVG emission immission NSR EN 50081 1 1992 EN 50082 2 1995
18. being opened during adjustment or repair This work may only be made by specialists who are familiar with the potential risks If internal components are opened or removed parts may be exposed which contain current gt If any liquid penetrated into the enclosure Take the analyzer out of operation and disconnect the power at an external point for example pull the power plug To have the analyzer repaired report the problem to the manufacturer s service representative or an authorised skilled person gt Ifthe instrument can no longer be used safely Take the instrument out of operation Secure it against an unauthorised start up amp Do not interrupt Protective Earth connections inside or outside the instrument in any way Any such interruption may lead to the instrument becoming dangerous 4 WARNUNG General hazards caused by electrical current WARNUNG Hazards caused by high temperatures N The connecting cables must be protected against high temperatures gt Install the cables in such a way that the cables will not get in touch with hot parts for example the container wall gt Check if heat emission or heat radiation could affect the cables gt Check for local heat culminations gt Observe the cable specifications gt S 18 82 5 1 23 Software settings prior to installation recommended There are some software settings which must be made to adjust the LOT369 to your individual application These setti
19. filled with plastic granules Feel free to replace this filling with the original medium then the medium in the vessel will not be contaminated if the bag breaks Please check that the total weight of the sensing weight is kept to 850 g 50 g o Sensing weight dimensions gt page 65 Bild 20 1 Sensing weight materials gt Sensing weights S 62 LOT369 Operating Instructions V 1 3 final preversion 8011414 O MBA Instruments GmbH 11 Product description 1 4 2 Bild 1 1 5 Custom made sensing weight Requirements for a custom made sensing weight Basically the design and material of a sensing weight can freely be selected provided that a safe measuring function is ensured This means that you could build your own sensing weight if required You should meet the following requirements The basic structure of the cable load is kept gt Bild 1 i e the sensing weight is mounted on the steel chain underneath stop beads and gravity weight The weight of the sensing weight is 850 g 50 g Structure and function of the cable load Cable load structure cable stop beads provide the motor stop when the cable is fully rewind When the upper bead runs against a mechanical stop the motor is stopped These stop beads can be replaced by an adjustable stop bead if required gt S 48 87 1 gravity weight keeps the cable straight when the sensing weight lands on the medium surface
20. gt Set up the 0 value in such a way that the sensing weight will always have a sufficient distance to vessel discharge facilities 1 When the vessel is empty the sensing weight will not stop lowering exactly at 9 Press to confirm the value 10 Press or until 188 at m td is displayed 11 Enter the cable wind out length required to reach the maximum level e g 1 4 m 12 Press to confirm the value 13 Toreturntothe Distance display press several times Test 1 Press ok the display shows Start sounding 2 To start a sounding procedure manually press again the display shows Stor with ESC and a sounding procedure runs down Observe if the procedure works correctly LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH 27 Individual adaptation 3 3 More individual settings For a complete adaptation you may want to use the following settings For the sounding procedure Sounding mode standard float hover Failure mode indication when measuring range is exceeded Reverse power adaptation to the medium Timer periodical automatic starts of sounding procedures option For the current output Option Electronic mode active source or passive sink Signal range 0 20 MA or 4 20 MA Reference level
21. is used on a vessel with solid medium e Float This mode must only be used in liquids and requires a float weight To start the Float mode the control input ON must be closed gt S 20 82 5 3 When the float mode is started the float weight is lowered from the basic position to the medium surface and then continuously follows the surface The current medium level is continuously indicated To terminate the Float mode control input ON must be opened In the Float mode the Start sounding function not operative Switched off in order to rewind the sensing weight to the basic position Otherwise after the next power on correct cable winding could fail if the vessel has been filled in the meantime 1 gt Always terminate the Float mode before the mains power supply is Simulation only with current output option This function allows an electronic simulation of different medium levels Use the and key so select which level should be indicated by the LOT369 within the measuring range in m or ft LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH 35 Operation 4 3 5 Menu branch Additional functions Password active no password protection disabled default Yes password protection enabled When the password protection is enabled the internal settings cannot be changed prior to each setting menu Passwort is
22. the foil from the adhesive side of the heating blanket Check if the adhesive on the heating blanket is okay 5 Now carefully place the heating blanket to the marked surface a full perfect contact should be made immediately Bild 12 6 Connect the two connection lines to terminals 18 and 19 page 18 Bild 3 7 Replace the instrument cover Close the quick snap lockings Tighten their locking screws 8 Wait for approx two hours adhesive should completely set Then the LOT369 can be started up again Internal heating ex eli LI thermostat internal heating 2 50 LOT369 Operating Instructions V1 3 final preversion 8011414 MBA Instruments GmbH _Preset pulse counter LOT369 8 Preset pulse counter Function Specifications Installation Setup LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH 51 Preset pulse counter 8 1 8 2 8 3 Bild 13 Function of the preset pulse counter The preset pulse counter is a front panel mounting device which can digitally indicate the medium level by counting the LOT369 counter output pulses gt S 19 2 5 2 e For detailed information on the preset pulse counter please refer to its separate user manual Technical data of the preset p
23. voltage range is 8 36 VDC Current signal range is 0 20 mA or 4 20 mA alternatively gt S 33 84 3 4 For selecting the output mode see S 33 84 3 4 Reference level The electronic signal range can be inverted S 33 4 3 4 This allows to select whether the current output signal is referred either to the minimum medium level 0 96 or to the maximum medium level 100 96 Current signal during fault condition You can select whether the current output indicates 22 mA or 0 mA when the instrument is in fault condition gt S 33 84 3 4 LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH 21 Installation 2 5 5 Power supply WARNUNG Hazards by mains power gt Observe the general safety notes gt S 14 82 1 VORSICHT Automatic movement after power on As soon as the LOT369 is supplied with mains power a short automatic initialisation procedure runs down display reading LOT Init where the sensing weight will once move to a reference level approx 25 cm 10 below the basic position and back to the basic position gt Before switching on the mains power supply Make sure that the mechanical procedure can run down safely Keep hands and objects away from the hole where the cable moves in Power supply system gt Install an external power switch which can switch on and off the mains power supply to the LOT369 Install this switch
24. weight in order to let you know where the sensing weight just is The top segment indicates the basic position sensing weight on highest position 30 LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH _Operation Use the 6 keyboard keys to navigate through the menu system and to make the settings 4 2 3 Keys Tabelle 7 Key functions ESC _ p pa Confirm input If W is shown in the display move to the following menu level If J is shown in the display move to the next step of the procedure Cancel the input procedure or stop a running function Move to the previous menu level Key Function depending on the displayed menu OK Change the setting value Select the desired function After pressing for the first time the displayed setting flashes Then each pressing will change the value or setting In case of numeric inputs you can keep these keys depressed to let the value change rapidly Move through the menus of the same menu level LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH 31 Operation 4 3 Menu functions 4 3 1 Menu system overview Bild 8 Menu system Dis tance midd 27092 Start soun ding 0K Stor with ESC standard option l Para meter adiust ment Y Adjust ment v mode kai TUE Pu
25. you want to have soundings at definite times you should connect the control input START to an external timer control device gt S 20 82 5 3 Please consider the cable life If you set up the pauses to be only 1 minute then the expected life of the cable is approximately 3 months Ml N VM DES Run state only with current output option selects the sounding mode Standard The sensing weight is lowered from the basic position to the medium surface and then returns to the basic position Hover The sensing weight is lowered from the basic position to the medium surface and then goes back to a parking position which is approximately 1 meter above the medium surface The next sounding procedure will start from this hovering position With this method sounding procedures are quicker This mode is mainly suitable for liquids To start the Hover mode the control input START must be used gt S 20 82 5 3 Control input ON must be closed To terminate the Hover mode i e to rewind the sensing weight to the basic position control input ON must be opened gt Use the Hower mode only to monitor sinking medium levels Do not use it to monitor rising medium level because in this case the sensing weight could be covered in its hovering parking position gt Always terminate the Hover mode open the control input ON before the vessel is going to be refilled 1 If the LOT369
26. 6 reset counter O D 2 Mm 1 5 LOT runs or S m 2323 4 counter pulses 6 o o N 1 s le inm QT w230 VAC START 1 gt 2 DHE 15 16 17 18 19 UDI N i bl br sw 2 esc p ok Gn 2 1G n M 15 w GS E eem wn 7 Bild 4 Exemplary wiring LOT369 preset pulse counter 8 11213113 N iH 7 ac 6 CEA EEE 9 Me Br 2 1 4 START N 12 DCS 13 mA input 14 2 L1 L N 415 indicating instrument 1 In Bild 3 and Bild 4 the power off condition is shown 2 5 1 Suitable connecting cables gt Use only connecting cables which meet the following specifications massive wire lt 2 5 mm Conductor cross section stranded wire lt 1 5 mm2 Outer diameter 6 12 mm Permissible ambient temperature gt 60 C 140 F gt Use only cables which fit to the cable glands 18 LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH Installation Tabelle 4 Tabelle 5 Relay switch outputs Associated switching functions Depending on the instrument version some of the switch output functions are variable gt Tabelle 4 and Tabelle 5
27. DN 100 PN 10 Four screws 16 mm are required for mounting The flange must be horizontal so that the cable and stop beads can freely run into the channel of the enclosure notes on different mounting positions gt S 17 82 4 3 Choose an installation place where inflowing medium will not cover or damage the sensing weight gt Bild 2 Suitable installation place lad BOL PIC Q Q e op i 1 gt Make sure that the cable cannot be damaged by edges neither inside the vessel nor at the flange gt f this risk cannot be avoided use an instrument version with cable protection tube gt 82 4 2 Use of a cable protection tube You should use an instrument version with a cable protection tube in the following situations e ifthe cable could be scratched or damaged inside the vessel for example at thick vessel walls or sharp edges e if the cable could be damaged by inflowing medium if strong pendulum movements of the sensing weight can be expected The standard length of the protective tube is 500 mm The maximum length special versions is 2000 mm e The basic position of the sensing weight shifts downwards by the length of the 1 cable protection tube dimensions gt page 64 Bild 19 LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH Installation 2 4 3 Special cable guidance if reguired
28. OPERATING INSTRUCTIONS LOT369 Bulk Material Level Monitor Installation Operation Maintenance Document information Glossary Subject Al Aluminium Product name LOT369 ATEX Atmosph re explosible European guidelines for the Hardware all versions safety in explosion hazardous locations Software version 1 14 or later PE polyethylen Document ID PMMA polymetamethylacrylat Title Operating Instructions LOT369 PVG polyvinylchlorid Order No 8011414 VA stainless steel Version 1 3 final preversion VAC Volt Alternating Current Stand 2009 03 VDC Volt Direct Current Manufacturer MBA Instruments GmbH Friedrich List Str 5 25451 Quickborn Germany Trademarks IBM is a trademark of the International Business Machine Corporation MS DOS and Windows are trademarks of the Microsoft Corporation Other product names used in this document may also be trademarks and are only used for identification purpose O MBA Instruments GmbH All rights reserved LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH Warning symbols Hazard general Hazard by voltage Hazard by moving mechanism Hazard by high temperature or hot surface Hazard in explosion hazardous locations LEE Warning levels signal words Information symbols WARNUNG Indicates an hazardous situation which if not avoided could result in serious injury or death VORSICHT
29. Operation 38 LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH l Maintenance LOT369 Maintenance Cleaning Cable replacement LOT369 Operating Instructions V1 3 final preversion 8011414 MBA Instruments GmbH 39 Maintenance 5 1 Bild 9 Replacing the cable VORSICHT Risk of injuries Inside the cable box motor driven movements are executed The cable and rotating parts could cause injuries when fingers or hands are wedged in gt Make any works inside the cable box only when the mains power is Switched off from the LOT369 If the LOT369 is equipped with the protective coating option the inside of 1 the cable box is coated with a special varnish gt Take care to keep the coating of the cable box intact MU Recommendation make this procedure with two persons one person holding the new cable the other person operating the keyboard Ml ITAN Cable pulley 12 1 cable entry 2 fixing screws 11 3 cable pulley 4 cable guidance pin 5 stop beads 6 fixing strip 10 7 gravity weight 8 locking pin 9 steel chain 10 stop bolt 11 cable guidance reel 12 marking 1 Shut down the LOT369 switch off mains power 2 Remove the instrument cover 8 Loosen the locking screws b Open the quick snap lockings C Lift off the cover 3 Remove the cable box cover 8 screws 40 LOT369 Ope
30. Relay switch output functions for instruments without the current output option RELI counter pulses REL2 counter reset or fault function selection gt S 34 Relay switch output functions for instruments with the current output option Relay counter outrut on 1 Relay counter outeut off 1 REL1 counter pulses LOT runs REL2 counter reset or fault 2 fault 1 function selection gt S 34 2 function selection gt S 34 Switch function counter pulses When the cable winds out this switch contact is activated once for each height unit one 100 ms pulse for every 0 1 m Thus a connected electronic counter device for example a preset pulse counter gt S 51 8 can indicate the medium level by counting the pulses Please note the counting runs in reverse direction i e counts down from the maximum level 100 96 to the current level Switch function reset counter This switch contact is shortly activated when a sensing is starting 200 ms pulse This is used to set the connected counting device gt Switch function counter pulses back to the initial value preset maximum level when the sounding procedure starts When an fault occurs the reset pulse is automatically triggered to make the external counter indicate 100 96 7 vessel is full in order to produce a fail safe condition nal v V Some electronic counters may not need a reset pul
31. ade sensing weight 12 Automatic release of sensing weight when covered 12 Installation 13 Safety notes for installation 14 Software settings prior to installation recommended 14 Climatic conditions at the place of use 15 Instrument installation 16 Standard mounting 16 Use of a cable protection tube 16 Special cable guidance if required 17 Electric connections 18 Suitable connecting cables 18 Relay switch outputs 19 Control Inputs ah aaa pto aud nt UI aa Coots te vu DAS 20 Measuring value output current output option 21 Power Supply ia a eat oe dae Be sa cb b rade ek eed 22 Correct sealing of cable glands 23 Pneumatic connection option aaaea aaa 24 Individual adaptation 25 Safety notes for operation 26 Setting the measuring range O 96 100 adjustment
32. box is coated with a special varnish 1 If the LOT369 is equipped with the protective coating option the inside of gt Take care to keep the coating of the cable box intact MU 9 1 Remove the instrument cover a Loosen the locking screws b Open the quick snap lockings c Lift off the cover 2 Remove the cable box cover a Loosen the 8 screws b Remove the cover 3 Visually check the cable box Clean if necessary 4 Re install the cable box cover Make sure that the seal ring fits correctly in the groove if the cover 5 Replace the instrument cover Close the quick snap lockings Tighten their locking screws The bearings are sealed The mechanical parts are maintenance free and do not need to be greased NVI TE 42 LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH Trouble shooting LOT369 6 Trouble shooting Error messages Meaning amp Trouble shooting LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH 43 Trouble shooting 6 1 6 2 Error messages on the display When an error message is displayed the menu operation is not blocked Just press any key to remove the error message from the display and continue with normal menu operations in order to find and remove the cause of trouble e lf the cause of trouble remains the error message will be displayed again when you return to
33. cgi This setting fixes the lower end of the mechanical measuring range Normally this is the desired minimum medium level in the vessel or the completely empty status Set up the cable length that must wind out to reach this position calculated from the basic position of the sensing weight If the LOT369 has already been installed on the vessel you can find out the proper value by manually lowering the sensing weight into the vessel using the Manual oreration menu S 37 Seruice e 18 at m Cd This setting fixes the top end of the mechanical measuring range The setting works in the same way as for at however for the desired maximum medium level in the vessel or the completely full status the 0 Yo lt level but will run a little over this limit approx 1 Yo of the measuring range Therefore gt Set up the 0 value in such a way that the sensing weight will always have a sufficient distance to vessel discharge facilities 1 When the vessel is empty the sensing weight will not stop lowering exactly at 1 The minimum distance between amp z and 1HH4 level is 0 25 m LOT369 Operating Instructions V 1 3 final preversion 8011414 O MBA Instruments GmbH 33 Operation Outruts only with current output option Use these functions to select the operation modes of the current output e utrut mode select the electronic mode of the current output active defaul
34. cified in an official information from the manufacturer Otherwise the instrument could become dangerous the manufacturer s guarantee becomes invalid the certification for use in explosion hazardous locations if applicable is no longer valid A manual is an important part of the instrument Please store this manual in a safe place after use MM N Local conditions gt In addition to these operating instructions obey all local regulations technical rulings and company internal instructions that are valid at the place of use Preserving the documents gt Keep this document ready for easy access gt Hand this document over to any new owner of the instrument LOT369 Operating Instructions V 1 3 final preversion 8011414 O MBA Instruments GmbH Product description 1 3 Tabelle 1 Tabelle 2 Functional principle The medium level is measured through automated mechanical sounding procedures a sensing weight is lowered on a cable into the vessel When the sensing weight reaches the medium surface the drive motor automatically stops The unwound cable length is measured and used to immediately indicate the medium level Then the sensing weight returns to the basic position Oscillations and pendulum movements of the sensing weight are suppressed by the sophisticated soft motor control Instrument versions Instrument versions Hardware Feature maximum vessel pressure explosion protec
35. cking screws b Open the quick snap lockings C Lift off the cover 2 Place the protective cover over the instrument cover and shift the protective cover up to the aluminium rails 3 Drill through the 6 holes of the protective cover using a 4 1 mm drill 4 Insert the blind riveting from outside through these holes On the inside place a washer disk on the blind riveting gt Bild 11 Bild 11 Pre assembly of a blind riveting connection AI 5 Connect both covers with the 6 blind rivetings 6 Replace the completed cover Close the quick snap lockings Tighten their locking screws LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH 49 Supplementary equipment 7 3 Bild 12 Internal heating As an option the LOT369 can be equipped with a thermostatically controlled internal heating This heating can be also added afterwards The internal heating consists of a flexible Silicone heating blanket with integral thermostat The thermostat switches the heating element on at approx 10 C and off at approx 40 C 1 Remove the instrument cover a Loosen the locking screws b Open the quick snap lockings C Lift off the cover 2 Clean the mounting surface for the heating blanket with a fat solving detergent 3 Mark the future position of the heating blanket on the mounting surface Please note that the relieving must spare the two screws 4 Remove
36. displayed To deactivate the password protection enter the number 369 inthe Passwort display and press ok Failure mode Select if the LOT369 activates the fault indication when the medium level exceeds the measuring range Setting Fault indication Standard no fault indication referred to the measuring range 1 when the last measured medium level is below 1 of the 3 measuring range 5 181 X when the last measured medium level is greater than 101 96 of the measuring range 1 zl 4 when the last measured medium level is either below 1 or 161 X greater than 101 1 of the measuring range 1 only working in instruments with current output option Info These menu functions display internal information on your instrument Ture instrument model identification MaihakLOT 369 Software Version version of the internal software Meas Range measuring range available on the display e g 64 m cable length cable length wound up on the cable pulley e g 61 74 m Timer indicates whether the Timer option is available e g se Dutput indicates whether the current output option is available e g 47 28mA Resolution resolution of the level measurement with counter output 16 em with current output 18 cm or 1 mm Language Use this function to select the desired menu language Note A Reset see below will not change the language Reset With this function you can
37. ed under the open sky or if the ambient temperature can drop below 10 C 14 F use the instrument version with internal heating in order to prevent condensation inside the cable box MM The internal heating can be installed later if required gt S 50 7 3 Using the protective cover would support the heating Ally N If the medium temperature is above 80 C 175 F gt The LOT369 should be mounted on top of a connecting piece to increase the distance between vessel and instrument Use an instrument version with cable protection tube gt S 16 82 4 2 for such an installation gt Make sure that the sensing weight can stand the medium temperature gt page 11 Tabelle 3 WARNUNG Explosion risk YAN If the LOT369 version Z is used in an explosion hazardous location gt Observe the specifications given in the ATEX certificate gt S 55 89 gt Observe all corresponding information in this manual gt Observe all regulations technical standards and rules which apply at the place of use for example European standard EN 60079 14 gt Have the installation works made by specially trained and authorised personnel LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH Installation 2 4 2 4 1 Bild 2 2 4 2 Instrument installation Standard mounting The LOT369 flange is suitable for standard flanges from DN 80 PN 10 to
38. ents without current output option 2 Caution aftera Reset S 36 the counter output is set to off 3 alternative selection see below Fela 7 makes a separate mode selection for REL2 even with activated counter output Possible settings are Counter reset reset pulse for a connected preset pulse counter Failure fault indication The Fai lure setting can be used if the counter pulses are fed into a device which automatically resets its counter when no more counter pulses are generated for a certain time i e between the sounding procedures DCS devices may work like this In such cases you can use REL2 for failure indication 34 LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH _Operation Timer option Using the timer function you can set up automatic starts for sounding procedures Set up how long the pause should be between the sounding procedures 1 to 9999 minutes The first pause interval starts when you switch back to the Distance display When gt is selected automatic starts are disabled Sounding procedures will only start if the control input ON is closed gt S 20 82 5 3 If this control input open at the time of an automatic start then the sounding procedure is skipped and a new pause interval begins M S vi The Timer setting determines the pause between the sounding procedures but not the exact time interval of soundings If
39. function LOT runsx AC 250 VAC 5 750 VA fault DC 250 VDC 1 54 W Maximum load for the relay switch contacts function counter output REL1 290 VIG GEA function reset counter REL2 250 VAC 3 500 VA function pulse frequency 2 8 Hz counter output switch on pulse width 100 ms function switch on pulse width 200 ms counter reset 2 5 3 Control inputs Electronic load The control outputs are operated at 20 VDC Maximum current is 5 mA Control input START Use this control input to start single sounding procedures from an external location For that connect the control input to an external switch contact for example a pushbutton a DCS device a timer When the external switch is closed a sounding procedure starts To start the sounding in the Float mode continuous sounding gt S 35 the control input ON must be used see below Control input ON Sounding operation requires that the control input ON is closed When the control input ON is open no connection between both terminals then no sounding procedure will start If the control input is opened when a sounding procedure is running then this sounding procedure is aborted and the sensing weight immediately returns to the basic position When sounding mode Hower is selected sounding starts from a hovering position above the medium surface gt S 35 openi
40. he medium in the vessel It can be used with fine grained or coarse solids and liquids It can also be used to detect solids in liquids The MaihakLOT sounding principle is applicable for vessel heights up to 70 m The smallest measuring span is 0 25 meters The possible range of usability depends on the individual model version gt S 10 81 3 To meet the intended application a suitable type of sensing weight be selected S 11 1 4 Typical mediums are ore coal clinker stones aggregate cement raw meal lime plastic granules sugar flour cereals sludge waste water A complete measuring system consists of the bin level monitor LOT369 and at least one additional indication or recording instrument for example a preset pulse counter WARNUNG Explosion hazard AX An LOT369 bin level indicator may only be used in explosion hazardous locations if the specifications of the unit allow this gt Check nameplate and specifications in accompanying papers and internal company instructions which are valid at the place of use gt Use the instrument only as it is described and specified in this manual Otherwise the manufacturer s warranty is no longer valid and the unit could be hazardous in use 1 gt In addition to this manual observe all local regulations technical rulings Limitations of use LOT369 standard versions must not be used in explosion hazardous locations Use in explosion hazardous locatio
41. hen drawing in the length cable The pervious cable length will be kept stored Level lt The measured medium level is This is a status message not an error message 1x below 1 of the programmed 2 S 36 Fai lure mode 0 value gt Visually check the real medium level Level gt The measured medium level is Check the programmed 0 and 100 181 X higher than 101 of the values if necessary gt S 27 83 2 programmed 100 value max The programmed 100 The value must be smaller than the length of the adiustment value is greater than the cable drawn in The available length is shown in too high available cable length the Info menu gt S 36 min The programmed 0 value gt Enter a value that is smaller than the available adiustment jis greater than the available cable length too high cable length Motor does Malfunction occurred in the gt Check nat run internal drive mechanics Is the cable correctly rewound Is the cable jammed or hooked in the vessel Is the motor supply cable intact If there is no malfunction there Motor or motor electronics might be defective gt Call the manufacturer s customer service 44 LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH _Trouble shooting Message Meaning Trouble shooting Offset invalid The sounding measuring system is not correctly calibrated
42. ild 14 Operating the preset pulse counter reset button 888 preset buttons 9 8 5 Level indication at the preset pulse counter When a sounding procedure is started the counter reading is automatically reset to the maximum medium level gt 8 4 As long as the sensing weight is lowered into the vessel the reading counts down from the maximum level following the counting pulses of the LOT369 When the sensing weight is stopped on the medium surface the reading freezes indicating the medium level in decimetres LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH 53 Preset pulse counter 54 LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH ATEX certificate LOT369 9 ATEX certificate LOT369 Operating Instructions V1 3 final preversion 8011414 MBA Instruments GmbH 55 ATEX certificate Bild 15 ATEX certificate for LOT369 version Z sheet 1 In the final version of this manual the authorized translation of the ATEX certificate will be shown here 56 LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH ATEX certificate Bild 16 ATEX certificate for LOT369 version Z sheet 2 In the final version of this manual the authorized translation of the ATEX certificate will be shown here LOT369 Operating Instructions V1 3 final
43. near the LOT369 Indicate this switch clearly and unmistakably gt Provide an external mains fuse for the LOT369 fuse rating gt Tabelle 6 Tabelle 6 External mains fuse rating Mains voltage 42 V 48 V 115 V 130 V 230V 250V Mains fuse 6 3 AMT 5 0 A MT 2 0 A MT 1 0 A MT Suitable cables gt Use only suitable connecting cables specifications gt S 18 82 5 1 Protective earth gt Connect the protective earth line PE to the terminal located on the edge of the electronics board page 18 Bild 3 NOTICE In explosion hazardous locations gt In addition to the protective earth connection PE install an equipotential bonding connection using the terminal on the outside of the unit Terminals b For the instrument version for 230 VAC mains voltage standard version Connect the power supply lines to wiring terminals 1 and 2 of the electronics board page 18 Bild 3 b For the instrument version for other mains voltage 42 48 115 130 250 VAC optional Connect the power lines to the corresponding terminals of the transformer which is mounted in the chassis Bild 5 LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH Installation Bild 5 Power supply terminals of the mains voltage transformer option ALVALI AJOA a 0 42 48 115 130 250
44. ng this control input effects that the Hover mode is stopped and the sensing weight returns to the basic position When sounding mode Float S 35 is selected the control input ON is used to start and stop the floating sounding operation continuous sounding You should use the control input ON to prevent that sounding procedures are running when the vessel is just being filled or emptied Otherwise the lowered sensing weight could be damaged or covered by the medium If the control input ON is not used gt Install a short circuiting wire bridge on its terminals Otherwise sounding procedures will not be started LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH Installation Measuring value output current output lt option Instruments with current output option produce an analog output signal via wiring terminals lout gt page 18 Bild 3 which represents the last measured medium level Output modes There are two different output modes available Active the current output works as a variable current source i e it drives an intrinsic current Signal range is O 20 mA or 4 20 mA alternatively gt S 33 84 3 4 Admissible load is O 500 9 Passive the current output reacts like a variable current sink In this mode a constant external signal voltage is fed in and the LOT369 will control the signal current Admissible
45. ngs require to operate the instrument when the enclosure is open It may be easier or necessary to make this in a safe place before the instrument is installed This would also allow you to check the instrument functions or for example change the sensing weight If you would like to proceed like this please do the following 1 Putthe LOT369 on a auxiliary rack frame in such a way that the cable and sensing weight can move freely and fix the instrument in some way 2 Connect the power supply gt S 22 82 5 5 3 Familiarise yourself with the keyboard functions gt S 30 84 2 and the menu system 2 S 32 84 3 1 4 Adjust the measuring range gt S 27 83 2 5 Check which additional individual settings are applicable gt S 28 3 3 make them if required 14 LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH Installation 2 3 Climatic conditions at the place of use gt Make sure that the admissible operational temperature inside the enclosure is kept 20 60 C 4 140 F SM The instrument version with protective cover can be used to reduce the effects of direct sun exposure or great temperature fluctuations e f required the protective cover can be installed later gt S 49 87 2 Instrument versions with pneumatic connection allow to cool the cable box by feeding in purging air gt S 24 82 6 NVI S gt If the LOT369 is install
46. ns The LOT369 version Z may be used in dust explosion hazardous locations classified as Zone 20 provided that the requirements are fulfilled which are specified in the ATEX certificate 2 S 55 9 In explosion hazardous locations gt Observe the specifications given in the ATEX certificate gt S 55 89 gt Use only a certified sensing weight type gt page 11 Tabelle 3 LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH _Product description The user s responsibility Designated users All works and measures described in this document should be made by skilled persons who are trained and qualified to do the following jobs in skilful quality and with respect to the intended use mechanical installation electrical installation device configuration and adaptation handling and supervision during operation maintenance Moreover these skilled persons should be familiar with the potential risks and hazards which might usually occur even if the jobs are skilfully made They should know and follow all the related safety precautions we e Correct use gt Use and operate the instrument only as it is described in this manual The manufacturer is not responsible for consequences of any other use gt Make the specified maintenance works gt Do not remove add or change any of the components in the instrument unless these changes are described and spe
47. plementary equipment 47 Adjustable stop bead 48 Protective CoVOr s dsam esi dae 00 marmite seine de UE ELS ne a des keel fa 49 Internal heating 50 Preset pulse counter 51 Function of the preset pulse counter 52 Technical data of the preset pulse counter 52 Installation of the preset pulse counter 52 Adjusting the preset pulse counter 53 Level indication at the preset pulse counter 53 ATEX certificate 55 Technical Data DES Ron 61 LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH Contents LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH _Product description LOT369 1 Product description Instrument description Instrument versions Sensing weights ATEX certification LOT369 Operating Instructions V1 3 final preversion 8011414 MBA Instruments GmbH Product description Intended use Purpose of the instrument The LOT369 model is designed to be operated on industrial vessels like silos or tanks in order to continuously measure the level of t
48. preversion 8011414 MBA Instruments GmbH 57 ATEX certificate Bild 17 ATEX certificate for LOT369 version Z sheet 3 I 1 In the final version of this manual the authorized translation of the ATEX certificate will be shown here B he GN EN 4 58 LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH ATEX certificate Bild 18 ATEX certificate for LOT 369 version Z sheet 4 In the final version of this manual the authorized translation of the ATEX certificate will be shown here LOT369 Operating Instructions V1 3 final preversion 8011414 MBA Instruments GmbH 59 ATEX certificate 60 LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH i Technical Data LOT369 10 Technical Data Ambient conditions Mechanical data Electrical data Dimensions LOT369 Operating Instructions V1 3 final preversion 8011414 MBA Instruments GmbH 61 Technical Data General technical data Total weight approx 18 kg 40 Ib Lifting force max 80 N Cable speed 0 28 m s Technical data of the enclosure Materials instrument cover ABS PMMA flange cable box aluminium protective cover 1 ABS PMMA Protection class enclosure IP 65 cable box IP 66 with cover removed IP 20 protective cover 1 IP 65 Flange dimension DN 80 PN
49. rating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH l Maintenance HI o oa RR 27 28 29 30 31 Loosen the two fixing screws 2 to release the old cable Completely remove the old cable from the cable pulley 3 to the front Use a 3 mm drift punch to eject the locking pin 8 out of the gravity weight 7 Loosen the two screws of the fixing strip 6 with a screwdriver and remove the old cable Remove all parts from the old cable If an adjustable stop bead is installed gt S 48 87 1 remove also the adjustable stop bead Start up the LOT369 switch on mains power Press oK the display shows Start sounding Press or until Add 1 Functions is displayed Press OK the display shows Password Press lt or gt until Service is displayed Press ok the display shows Manual operation Press OK the display shows Manual oreration OK Press OK the display shows UrF Down in m By pressing or turn the cable guidance reel 11 up to the marking 12 on the cable guidance pin 4 gt Bild 9 Loop the new cable through the groove of the cable guidance reel 11 Insert the new cable into the cable entry 1 of the cable pulley 3 Fasten the cable end with the two fixing screws 2 in the cable pulley 3 Press Esd Press lt or gt until Draw in new cable is displayed Press OK the display shows Hew cable mounted Press OK the display
50. reset all of the LOT369 settings to the default settings individual settings except for Language In instruments with current output option the counter output gt S 34 is deactivated after a reset 1 The effect ofa Reset cannot be undone you will have to re do all the LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH _Operation Service e Manual operation this menu allows you to manually wind the cable in and out starts stops winding out starts stops winding in WARNUNG Risk of mechanical trouble AN When the sensing weight reaches the medium surface it will not automatically be stopped If the cable winds out more after the sensing weight has touched down then the cable will no longer be strained due to the missing weight gt Ifthe cable is not strained carefully strain the cable by hand when winding up again so that the cable correctly rewinds Otherwise the cable pulley could be jammed Draw in new cable this function is used when replacing the cable gt S 40 85 1 Calibrate system this function starts an automatic procedure which will check and calibrate the internal measuring apparatus This must be done when components of the mechanical drive and or internal measuring components have been dismantled or replaced The procedure requires to remove the LOT369 from its installation place 1 Fixthe LOT369 on a auxilia
51. ry rack above a horizontal surface for example above the ground floor The distance between the lower edge of the sensing weight in basic position and the ground surface must not exceed 2 m Note The programmed amp B value gt S 33 Adiustment may not be smaller than this distance 2 Select the menu function Calibrate system 3 Offset XX ndern OE is displayed Press to continue 4 Calibrate How DK is displayed Press to start the automatic procedure The sensing weight will once be lowered to the ground surface 5 Wait until the automatic procedure is finished Reverse Power this function allows to adjust the sensitivity used for detecting the medium surface For floating weights in liquids the setting determines the immersion depth of the weight For the Float sounding mode S 35 the setting determines the floating sensitivity Default setting amp Smaller values 71 218 will effect a more sensitive sounding for example for a very light medium With greater values 1 14 the sounding will be less sensitive This can be used for example to prevent wrong measurements when some frictional force interferes with the cable e LEGA Service via this function software options can be enabled This requires special activation codes which are individual for each instrument and each option LOT369 Operating Instructions V 1 3 final preversion 8011414 O MBA Instruments GmbH
52. sage 44 Conformity 63 Control inputs aa kad steke 20 K Counter pulses Key functions 31 activation 34 SOULPUE te IRSE NEA BANG IS 19 L Counter reset output 19 Language menu 36 Current output 21 Level 1 display message 44 failure mode setting 36 Level gt 101 display message 44 Limitations of use 8 D LOT runs relay output 20 Designated users 9 Dimensions M instrument 64 mA output 21 sensing weights 65 MENU oct Ru elut Ru VES eL E ce 34 Display Mains connection 22 medium level indication 30 Maintenance possible error messages 44 cleaning the cable box 42 Distance display message 33 replacing the cable 40 DMT certificate 8 Manual operation menu 37 Draw in new cable menu 37 max adjustment too high display message 44 66 LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH
53. se for example a DCS D device which automatically resets the counter when no counter pulses are triggered for a certain period i e in the pause between the sensings In such cases you could to use the REL2 contact for the fault message Switch function fault In trouble free condition this switch contact is activated relay powered on when a fault occurs the switch contact is deactivated relay powered down In addition to internal troubles gt S 43 86 the following fault conditions are indicated power supply voltage off nolevel measurement yet performed after last power on LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH 19 Installation Switch function LOT runs only available with current output option This switch function is activated as long as the sensing weight is not in the basic position i e when the LOT369 performs a sounding procedure You may want to use this function to make sure that the vessel will not be filled when sounding procedures are running to prevent that the sensing weight is covered or a wrong level is measured 5 32 In addition or alternatively you can use the control input ON to prevent that s sounding procedures are started when the vessel is just being filled or emptied gt Control input ON Permissible load of the switch contacts Minimum load of the relay switch contacts 10 mV 10 yA
54. shows Draw in How OK Press OK the display shows Down UP Length Press to draw in the cable When there are approx 2 meters left to be drawn in press again to stop the cable drive gt Make sure that the cable is strained during winding 1 gt Draw in the cable continuously and avoid jerkily cable movements Otherwise the cable could be jammed If an adjustable stop bead is provided Install the adjustable stop bead in the cable gt S 48 87 1 Shift the four stop beads 5 to the new cable Shift the gravity weight 7 to the new cable Plug the fixing strip 6 to the cable end and tighten the two screws with a screwdriver Note that the cable protrudes at least 1 cm out of the fixing strip Guide the end of the steel chain 9 into the gravity weight 7 Connect the parts by inserting locking pin 8 through the hole of the gravity weight 7 and the upper chain link The locking pin should fit flush 32 Press to completely draw in the cable 33 Press several times until Distance is displayed o When you quit the menu Draw in new cable the rewound cable length 1 is automatically stored 34 Re attach the cable box cover and the instrument cover LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH 41 Maintenance 5 2 Cleaning the cable box We recommend to check the LOT369 cable box every 6 months on dust and clean if necessary the cable
55. stop in front of the last pulley Installation 1 o N AR 8 Use the Manual operation function gt S 37 5eruice to unwind the cable until the adjustable stop bead can be installed on the required position Switch off the power supply of the LOT369 Remove the cable load from the cable sensing weight gravity weight stop beads 38 40 85 1 Shift the adjustable stop bead on the cable up to the required position Fasten both fixing screws of the stop bead gt Bild 10 Re install all parts of the cable load gt S 40 85 1 Switch on the power supply of LOT369 When mains power is switched on the LOT369 will wind the cable in until the adjustable stop bead reaches the mechanical stop This position is the new basic position of the sensing weight Re adjust the measuring range S 27 3 2 Adjustable stop bead 48 LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH _Supplementary equipment 7 2 Protective cover Function The protective cover can be used against the sun or considerable temperature fluctuations The protective cover has an isolating effect compensates temperature fluctuations and supports the effect of an internal heating Installation All required parts are enclosed in the set Tools required are a drilling machine and standard blind riveting tongues 1 Remove the instrument cover a Loosen the lo
56. sure for minimum protection characteristic 0 1 bar 1 5 psi is sufficient standard value 0 2 bar against the pressure in the vessel Pneumatic connection pneumatic connection 24 LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH Individual adaptation LOT369 3 Individual adaptation Measuring range Individual setup LOT369 Operating Instructions V1 3 final preversion 8011414 MBA Instruments GmbH 25 Individual adaptation 3 1 Safety notes for operation LOT369 in operating condition with the instrument cover removed Electrical circuits inside the instrument are not protected against physical contact In operating condition there are electrical contacts conducting mains power voltage The drive motor can be hot 135 C 275 F WARNUNG Hazards inside the open instrument AN The operating panel is inside the instrument Operation requires to run the gt Allow only specialists who are familiar with the potential risks to make works inside the instrument in operating condition If any liquid has penetrated into electrical components gt Take the analyzer out of operation and disconnect the power at an external point for example pull the power plug gt Take the instrument out of operation Secure it against an unauthorised start up
57. t the current output works as a variable current source i e it drives an intrinsic current for example for an external analog meter Passive the current output reacts like a variable current sink In this mode a constant external signal voltage must be fed in 8 36 VDC for example from a DCS device with active mA input and the current is internally controlled according to the medium level mA utrut select which the electronic signal range is used to represent the measuring range 0 100 96 Setting Signal at 0 Signal at 100 B a a ZAMA 0 mA 20 mA 4 ZAMA 4 mA 20 mA 28 AnHA 20 mA 0 mA 2H 4mH 20 mA 4 mA Au YI This setting also allows you to choose whether the current output is referred to the filling process of the vessel 20 mA 100 filled or to the emptying process 20 mA 0 filled P e Failure mode select the electronic signal that the current output indicates during instrument fault conditions 22 mH default or amp mH Felay counter outrut activate deactivates the counter output The counter produces one switch contact pulse for each length unit 10 cm steps om counter output is activated aff counter output is not activated default setting counter output on 12 counter output aff RELI counter output counter pulses gt LOT runs lt REL2 counter reset or fault 3 fault 1 z function for instrum
58. t lure count E imode output active 14 26nmA 22nA off Adjust Bu 164 nent at at in mid midd mid 38 48 8 46 Pass ward active no Reset VEGA Ser vice Enter Code SEE 32 LOT369 Operating Instructions V1 3 final preversion 8011414 MBA Instruments GmbH _Operation 4 3 2 Level indication highest menu level The highest menu level is the Distance m td display which constantly shows the medium level that was measured with the last sounding procedure The Float mode gt S 35 works with a continuous indication of the current medium level e The display will automatically switch back to the Distance m d menu when no key has been pressed for 5 minutes This does not happen when using the functions Simulation Manual operation and Draw in new cable 4 3 3 Menu Start sounding To start a single sounding procedure via the keyboard 1 Call up the Start sounding menu 2 Press ok The sounding procedure proceeds To abort the sounding procedure gt Press Esc The sensing weight returns to the basic position 1 When the Float mode is used gt S 35 Start sounding is disabled 4 3 4 Menu branch Parameter adjustment Adjustment Adjustment in allows you to select the length unit for the measuring value m d meters default setting d distance ft Cd feet 8 at m
59. the Distance display Possible error messages Message Meaning Trouble shooting Adjustment The difference between the The minimum difference is 0 25 meters span too programmed 0 and gt Adjust the settings gt S 27 83 2 small 100 values is too small Adjust The programmed 0 value Adjust the settings 2 S 27 83 2 values is greater than the programmed exchanged 100 value Blocked A sounding procedure is Whenever the sensing weight is moving the LOT running As a result the menu functions Draw in new cable nrFerates selected menu function is Simulation Manual operation temporarily not available and Calibrate system are not available gt Wait until the sensing weight has returned to the basic position gt Or press to abort the sounding procedure Cable Too much cable unwound the Check the cable breakage cable is broken or the sensing In case too much cable was unwound weight is damaged gt Use the Manual oreration function gt S 37 5eruice until the sensing weight does no longer touch the medium Keep the cable strained by hand to provide correct winding In case of cable breakage gt Replace the cable 2 S 40 85 1 Code The entered code is not valid Codes are individual for each instrument and invalid for the desired function each option Valid codes are available through the manufacturer s customer service Invalid Error w
60. tion measuring range signal outputs power supply weather protection cable protection temperature protection sensing weight pneumatic connection additional anti corrosive protection against aggressive mediums Standard version 20 kPa 0 2 bar 2 9 psi 0 20m counter output resolution 10 cm 230 VAC cylindrical from PVC Option s 200 kPa 2 bar 29 psi certified version for use in dust explosion hazardous locations classified as Zone 20 0 30 40 50 70 m current output 0 4 20 mA alternatively active or passive resolution 10 cm 1 5 mm depending on the measuring range 42 48 115 130 250 VAC protective cover for the enclosure protective tube from aluminium length 0 5 m optional lengths up to 2 m thermostatic heating inside the enclosure on at 10 C off at 40 C special shapes and materials gt S 11 81 4 gas connection inside the enclosure gt S 24 82 6 cable box equipped with protective coating and cable pulley made from stainless steel 1 4571 Software versions Feature internal sensing timer Standard version Option s timer function gt S 35 LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH _Product description 1 4 1 4 1 Tabelle 3 Suitable sensing weight Sensing weight types Since several types of sensing weight are available gt page 65
61. ulse counter Size of digits W x H 4 x 5 mm 3 digits Protection IP 30 Electrical connections flat tongues 0 8 x 2 8 mm Permissible ambient temperature 10 50 C 14 122 F Mains voltage 230 V 10 50 60 Hz counter 2 75 VA Power consumption reset magnet 16 VA HUE counter pulses 2 x 108 Switching cycles reset pulses 1 5 x 106 Installation of the preset pulse counter Mounting The preset pulse counter is designed for front panel mounting gt page 52 Bild 13 Signal connections Exemplary wiring page 18 Bild 4 Preset pulse counter protective cap 64 x 79 p wr ee i I w lt t e I p d TE 60 54 bore holes M4 or 4 5 52 LOT369 Operating Instructions V 1 3 final preversion 8011414 MBA Instruments GmbH _Preset pulse counter 8 4 Adjusting the preset pulse counter To produce a correct level reading it is required to adjust the preset pulse counter to the maximum medium level gt 100 96 of your vessel Keep the reset button depressed Use the preset buttons to set the digital reading to the maximum medium level of the vessel height of sensing weight above vessel ground or above desired minimum medium level The length unit is decimetres B
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