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Pepperl+Fuchs LUC-M Series, Function Manual

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Pepperl+Fuchs LUC-M Series Function Manual Download Page 26

LUC-M** with HART/4 mA ... 20 mA and PROFIBUS PA

Function group "safety settings" (01)

D

O

C

T

-08

43A

01/

2010

1855

72

26

4.8

Function "ackn. alarm" (017)

This function acknowledges an alarm in case of 

"self holding"

.

Selection:

•

no

•

yes

no

The alarm is not acknowledged.

yes

Acknowledgement takes place.

E

+

–

After 3 s, the following message appears

E

+

–

Summary of Contents for LUC-M Series

Page 1: ...3 185572 01 10 01 Valid as of software version V 01 04 00 amplifier V 01 04 00 communication Ultrasonic Level Sensor LUC M with HART 4 mA 20 mA and PROFIBUS PA Description of instrument functions LUC...

Page 2: ...horizontal cyl bypass unknown liquid 4 mm 4 mm standard calm surface agitator add input E see sketch input F see sketch ok too small too big unknown manual see sketch 000 measured value group selectio...

Page 3: ...043 34 6 5 Function input level 044 34 6 6 Function input volume 045 35 6 7 Function max scale 046 35 6 8 Function diameter vessel 047 35 7 Function group extended calibr 05 36 7 1 Function selection...

Page 4: ...7 11 9 Function application par 0A8 58 12 Function group system parameters 0C 59 12 1 Function tag no 0C0 59 12 2 Function Profile Version 0C1 PROFIBUS PA only 59 12 3 Function protocol sw no 0C2 59 1...

Page 5: ...ction menu to locate a function description This guides you step by step from the highest level the function groups to the exact function description you require All the available function groups and...

Page 6: ...unctions of the basic setup 00 function group include e g tank shape 002 medium property 003 process cond 004 empty calibr 005 etc If for example the application of the instrument is to be changed car...

Page 7: ...ey combination ENDR ESS HA USER MICR OPIL OT II IP 65 Order Code Ser No Messbe reich Measur ing range U 16 36 V DC 4 20 mA max 20 m Made in Ger man y Maulburg T 70 C A t 85 C E LCD Liquid crystal disp...

Page 8: ...the instrument is locked i e if no input is possible COM_SYMBOL This communication symbol appears when a data transmission via e g HART or PROFIBUS PA is in progress Key s Meaning O or V Navigate upwa...

Page 9: ...system quits edit mode d O and S Q interrupts selection system quits edit mode Typing in numerals and text a Press O or S to edit the first character of the numeral text b F positions the cursor at th...

Page 10: ...display After 5 s the following message appears After 5 s or after you have pressed F the following message appears Select the language this message appears the first time the instrument is switched o...

Page 11: ...ramp span min 013 page 24 delay time 014 page 24 safety distance 015 page 24 in safety dist 016 page 25 ackn alarm 017 page 26 temperature 03 measured temp 030 page 27 see page 27 max temp limit 031...

Page 12: ...only 068 page 46 select v0h0 PROFIBUS PA only 068 page 47 20mA value HART only 069 page 47 display value PROFIBUS PA only 069 page 47 envelope curve 0E plot settings 0E1 page 48 see page 48 recording...

Page 13: ...urrent measured value in the selected unit see customer unit 042 function The number of places after decimal point can be selected in the no of decimals 095 function 3 2 Function tank shape 002 This f...

Page 14: ...14 3 3 Function medium property 003 This function is used to set the medium properties Selection unknown e g pasty media such as greases creams gels etc liquid solid grain size 4mm fine solid grain s...

Page 15: ...reaction time Add agitator Fast change Standard solid Moving surfaces poss with vortex formation due to agitators Rapid level change particularly in small tanks For all bulk solids applications which...

Page 16: ...to the minimum level zero Caution For dish bottoms or conical outlets the zero point should be no lower than the point at which the radar beam hits the bottom of the tank 3 6 Function blocking dist 05...

Page 17: ...stance the LUC M signals a warning or an alarm depending on your selection in the in safety distance 016 function 3 8 Display 008 The distance measured from the sensor membrane to the product surface...

Page 18: ...manual distance ok Mapping is carried out up to the currently measured echo The range to be suppressed is suggested in the range of mapping 052 function Anyway it is wise to carry out a mapping even...

Page 19: ...not enter E but E 0 5 m 20 in 3 10 Function range of mapping 052 This function displays the suggested range of mapping The reference point is always the sensor membrane This value can be edited by the...

Page 20: ...es correspond to the actual level or the actual distance The following cases can occur Distance correct level correct basic setup completed Distance incorrect level incorrect a further interference ec...

Page 21: ...ice on an alarm Selection MIN 3 6 mA MAX 22 mA hold user specific MIN 3 6 mA If the instrument is in alarm state the output changes as follows MAX 22 mA If the instrument is in alarm state the output...

Page 22: ...put is set to the value configured in output on alarm 011 x mA Caution This selection is available for HART devices only 4 2 Function output on alarm 011 HART only The current in mA which will be outp...

Page 23: ...switches to alarm state after an adjustable delay time 014 The output response depends on the configuration set in output on alarm 010 hold On echo loss a warning is generated after a definable delay...

Page 24: ...ay time 014 Use this function to enter the delay time default 30 s after which a warning is generated on echo loss or after which the instrument switches to alarm state 4 6 Function safety distance 01...

Page 25: ...played If the level drops out of the safety distance the alarm warning disappears and the instrument starts to measure again warning Instrument displays a warning E651 level in safety distance risk of...

Page 26: ...fety settings 01 DOCT 0843A 01 2010 185572 26 4 8 Function ackn alarm 017 This function acknowledges an alarm in case of self holding Selection no yes no The alarm is not acknowledged yes Acknowledgem...

Page 27: ...tion max temp limit 031 In this function the maximum permitted temperature of the sensor is displayed The temperature unit is determined by the function temperature unit 0C6 If this temperature is exc...

Page 28: ...Alarm The current output adopts the value defined in the funcion output on alarm 010 Additionally an error message is displayed 5 5 Function defect temp sens 034 In this function you determine how the...

Page 29: ...Level in customer units The measured value can be linearised The linearisation 041 default value is set to a linear 0 100 level DU Level in the selected distance unit 0C5 ullage CU Ullage in customer...

Page 30: ...then displayed in the selected unit This function is used to select the linearisation modes Selection linear horizontal cyl manual semi automatic table on clear table linear The tank is linear e g a...

Page 31: ...n The level values must be given in ascending order The curve is monotonously increasing The level heights for the first and last points on the linearisation curve correspond to empty and full calibra...

Page 32: ...n The 100 value 20 mA for HART is defined by the last point in the table Note Before confirming 0 00 m as the level or 0 00 as the volume activate the edit mode with O or S Select the table point poin...

Page 33: ...st entry 1 table on An entered linearisation table only becomes effective when activated clear table Before making entries into the linearisation table any existing tables must be deleted The linearis...

Page 34: ...e value pair in the linearisation table Dependence Updates input level 044 input volume 045 6 5 Function input level 044 You can enter the level for each point of the linearisation curve with this fun...

Page 35: ...ion User input Volume in customer unit 042 6 7 Function max scale 046 You can enter the end value of the measuring range with this function This input is necessary if you selected linear or horizontal...

Page 36: ...distance 059 mapping leads to the functions for an interference echo suppression tank map 051 053 extended map leads to the functions pres map dist 054 and cust tank map 055 7 2 Function check distanc...

Page 37: ...ot known no mapping can be carried out manual A mapping is also possible by manual entry of the range to be suppressed This entry is made in the range of mapping 052 function Caution The range of mapp...

Page 38: ...0 indicates that no mapping was recorded so far 7 6 Function cust tank map 055 This function displays the evaluation mode using the customer tank map Selection inactive active reset inactive No tank...

Page 39: ...hrough a change in measurement conditions e g turbulent surface foam large measuring distance 7 8 Function offset 057 This function corrects the measured level by a constant value The entered value is...

Page 40: ...010 185572 40 7 10 Function blocking dist 059 In this function the blocking distance is displayed Level echoes within the blocking distance can not be detected by the LUC M Make sure that the maximum...

Page 41: ...HART devices only 8 2 Function instrument addr 060 PROFIBUS PA only The PA bus address is displayed in this field The address is set either directly on the instrument using DIP switches see instrument...

Page 42: ...acturer PNO registered profile Setting defined as in PA Profile 3 0 9700 hex instrument with one AI block Caution This function is available for PROFIBUS PA devices only 8 5 Function thres main val 06...

Page 43: ...In this function you specify the mode of the current output Selection standard curr turn down fixed current standard The total measuring range 0 100 will be mapped to the current intervall 4 mA 20 mA...

Page 44: ...Function fixed cur value 064 HART only Set the fixed current value with this function This entry is necessary when you have switched on the fixed current 063 function User input 3 8 mA 20 5 mA Cautio...

Page 45: ...is switched off sim level Enter the level value in simulation value 066 The functions measured value 000 measured level 0A6 output current 067 only with HART instruments follow the entered values sim...

Page 46: ...BUS PA devices only 8 15 Function 4mA value 068 HART only In this function specify the level or volume weight flow resp at which the output current should be 4 mA This value will be used if you choose...

Page 47: ...ue 000 function Caution This function is available for PROFIBUS PA devices only 8 17 Function 20mA value 069 HART only In this function specify the level or volume weight flow resp at which the output...

Page 48: ...e env curve FAC on FAC see page 64 env curve cust map i e customer tank map is also displayed see page 63 9 2 Function recording curve 0E2 This function defines whether the envelope curve is read as a...

Page 49: ...ft hand corner of the display Horizontal Zoom mode Press or to switch to the envelope curve navigation You are then in Horizontal Zoom mode Either or is displayed You now have the following options in...

Page 50: ...ss once more to switch to Vertical Zoom mode is displayed You now have the following options increases the vertical scale reduces the vertical scale The display icon shows the current zoom factor to E...

Page 51: ...e 092 Selects the display language Selection English Deutsch Fran ais Espa ol Italiano Nederlands Dependence All texts are changed 10 2 Function back to home 093 If no entry is made using the display...

Page 52: ...0 70 1 16 The measured value is given in the display in this format e g 5 05 14 16 This option is only possible for distance unit 0C5 ft and in 10 4 Function no of decimals 095 Selection x x x x xx x...

Page 53: ...Instrument goes into a defined state e g MAX Indicated by a constant symbol For a description of the codes see page 66 W Warning Instrument continue measuring error message is displayed Indicated by...

Page 54: ...p is not deleted A linearisation is switched to linear although the table values are retained The table can be reactivated in the linearisation 04 function group List of functions that are affected by...

Page 55: ...56 must be entered in unlock parameter 0A4 in the diagnostics 0A function group The lock is shown on the display by the symbol and can be released again either via the display or by communication Hard...

Page 56: ...and F keys at the same time the user is asked to enter the unlock parameter 100 for HART devices 2457 for PROFIBUS PA devices Caution Changing certain parameters such as all sensor characteristics for...

Page 57: ...unction is switched on a window is defined surrounding the current level echo typical width 1 m 2 5 m depending on the application parameters The window always moves togehter with a rising a falling e...

Page 58: ...ar 0A8 Displays whether or not one of the settings dependent on the tank shape 002 medium property 003 and process cond 004 application parameters has been changed or not If for example the output dam...

Page 59: ...he HART universal command 32 alphanumeric characteristics for PROFIBUS PA instruments 12 2 Function Profile Version 0C1 PROFIBUS PA only The PA profile version is shown using this function Profile 3 0...

Page 60: ...stance unit 0C5 You can select the basic distance unit with this function Selection m ft mm inch Dependence m mm format display 094 can only be decimal The units are changed for the following paramete...

Page 61: ...changed for the following functions measured temp 030 max temp limit 031 max meas temp 032 12 7 Function download mode 0C8 This parameter defines which values are written to the instrument during a c...

Page 62: ...or multiple reflections In order to identify these echoes one plots the logarithmic amplitude of the echo versus the time of flight of the ultrasonic impulse This plot is called envelope curve The env...

Page 63: ...gnal evaluation procedures It is recommended to record the tank map when the vessel is as possible empty Then the map will include all echoes except the level echo But even if it is not possible to em...

Page 64: ...easuring conditions By this procedure changes of the interference echoes e g by build up can be compensated for In contrast to the tank map the FAC can only register small interference echoes The FAC...

Page 65: ...tween the different error messages by pressing or Last error The last error is displayed in the diagnostics 0A function group in the previous error 0A1 function This display can be deleted in the clea...

Page 66: ...electronics E281 interruption temperature sensor Exchange sensor A502 Sensor type not detected Exchange sensor and or electronics W511 no factory calibration Carry out factory calibration A512 record...

Page 67: ...in measured value on filling emptying Interference echoes from fixings nozzles or build up on sensor membrane 1 Carry out interference echo suppression basic setup 00 2 Clean sensor if necessary 3 If...

Page 68: ...do not select a central installation position 4 Possible user stilling well echo guide pipe E 641 echo loss Level echo is too weak Possible causes Uneven surface through filling emptying Active agitat...

Page 69: ...LUC M with HART 4 mA 20 mA and PROFIBUS PA Notes DOCT 0843A 01 2010 185572 69...

Page 70: ...LUC M with HART 4 mA 20 mA and PROFIBUS PA Notes DOCT 0843A 01 2010 185572 70...

Page 71: ...LUC M with HART 4 mA 20 mA and PROFIBUS PA Notes DOCT 0843A 01 2010 185572 71...

Page 72: ...LUC M with HART 4 mA 20 mA and PROFIBUS PA Notes DOCT 0843A 01 2010 185572 72...

Page 73: ...4 pres map dist 38 055 cust tank map 38 056 echo quality 39 057 offset 39 058 output damping 39 059 blocking dist 40 060 commun address HART only 41 060 instrument addr PROFIBUS PA only 41 061 no of p...

Page 74: ...LUC M with HART 4 mA 20 mA and PROFIBUS PA Notes DOCT 0843A 01 2010 185572 74...

Page 75: ...of the Electrical Industry published by the Central Association of the Elektrotechnik und Elektroindustrie ZVEI e V including the supplementary clause Erweiterter Eigentumsvorbehalt We at Pepperl Fuc...

Page 76: ...e pepperl fuchs com USA Headquarters Pepperl Fuchs Inc Twinsburg Ohio 44087 USA Tel 1 330 4253555 E mail sales us pepperl fuchs com Asia Pacific Headquarters Pepperl Fuchs Pte Ltd Company Registration...

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