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1  Preliminary note

1.1  Symbols used

Instruction

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Reaction, result

[…] Designation of pushbuttons, buttons or indications

Cross-reference
Important note 

Non-compliance can result in malfunction or interference�
Information 

Supplementary note�

2  Safety instructions

• 

Please read this document prior to set-up of the unit� Ensure that the product is 

suitable for your application without any restrictions�

• 

The unit must be connected by a qualified electrician�

• 

The national and international regulations for the installation of electrical 

equipment must be adhered to�

• 

The unit complies with the standard EN 61000-6-4 and is a class A product� 

The radiated energy of the microwaves is, for example, much below that of 

mobile phones� According to the current state of science the operation of the 

unit can be classified to be harmless to human health�

• 

The unit may cause radio interference in domestic areas� If interference occurs, 

the user must take appropriate remedial actions�

13�1  Setting ranges �������������������������������������������������������������������������������������������37

14 Maintenance ����������������������������������������������������������������������������������������������������37
15 Applications������������������������������������������������������������������������������������������������������38

15�1  Minimum level monitoring with early warning and alarm ���������������������������38

15�2  Pumping station / empty the tank with overflow protection ������������������������39

15�3  Storage tank ����������������������������������������������������������������������������������������������40

16  Factory setting �������������������������������������������������������������������������������������������������41

Summary of Contents for efector160 LR7000

Page 1: ...ing instructions Electronic level sensor LR7000 706105 00 01 2012 UK Tel 44 0 1914901547 Fax 44 0 1914775371 Email northernsales thorneandderrick co uk Website www heattracing co uk www thorneanderrick co uk ...

Page 2: ... tank heights 11 5 2 6 Safe state 11 5 2 7 IO Link communication parameter setting evaluation 12 6 Installation 13 6 1 Installation location environment 13 6 1 1 Unit with single probe 13 6 1 2 Unit with coaxial probe 16 6 2 Installation of the probe 16 6 2 1 Installation of the rod 16 6 2 2 Installation of the coaxial pipe 17 6 3 Shortening of the probe 17 6 3 1 Shortening of the rod 17 6 3 2 Sho...

Page 3: ...ng of the output function 30 10 5 2 Setting of switching limits hysteresis function 30 10 5 3 Setting of switching limits window function 31 10 5 4 Setting of the switch off delay 31 10 5 5 Response of the outputs in case of a fault 31 10 5 6 Setting of the delay time after signal loss 31 10 6 Reset all parameters to factory setting 31 10 7 Changing basic settings 32 10 7 1 New entering of the pro...

Page 4: ...r the installation of electrical equipment must be adhered to The unit complies with the standard EN 61000 6 4 and is a class A product The radiated energy of the microwaves is for example much below that of mobile phones According to the current state of science the operation of the unit can be classified to be harmless to human health The unit may cause radio interference in domestic areas If in...

Page 5: ...nsor LR7000 Operating instructions In addition the following is necessary for installation and operation 1 rod for operation of the unit with single probe 4 1 plus 1 coaxial pipe for operation of the unit with coaxial probe 4 2 mounting material if necessary a launching plate 4 1 The following components are available as accessories Rods Length cm inch Order no 15 5 9 E43225 24 9 5 E43203 30 11 8 ...

Page 6: ...ion Order no 73 90 G E43201 65 80 G E43202 73 90 NPT E43206 Only use rods and coaxial pipes from ifm electronic gmbh The optimum function is not ensured when using components from other manufacturers 4 Functions and features The unit continuously detects the level in tanks and generates output signals according to the parameter settings 2 switching outputs are available They can be set separately ...

Page 7: ...level sensors must be adhered to 6 1 1 4 2 Operation with coaxial probe The coaxial probe is made up of an inner rod and an outer probe pipe coaxial pipe The rod is centered in the coaxial pipe by one or several spacers In case of operation with a coaxial probe media with a low dielectric constant e g oil and oil based media are detected in addition to aqueous media No launching plate is required ...

Page 8: ...r thus forming separation layers e g oil layer on water Check the function by an application test In case of signal loss the unit displays E 033 and switches the outputs to a defined state 11 5 The unit is not suitable for applications where the probe is subjected to permanent and high mechanical stress e g strongly moving viscous media or strongly flowing media In case of operation with single pr...

Page 9: ...d fig 5 1 When they hit the medium to be detected they are reflected and guided back to the sensor fig 5 2 The time between transmitting and receiving the pulse directly relates to the travelled distance D and the current level The reference for distance measurement is the lower edge of the process connection The figures show operation with single probe In case of operation with a coaxial probe th...

Page 10: ...alue of the measuring range Factory setting cm The display unit is defined by programming 10 3 In the Run mode it can be temporarily switched between length indication cm inch and percentage Press Set briefly The selected unit is displayed for 15 s the corresponding LED is lit With each push of the button the display type is changed The set unit of measurement and the switching status of the outpu...

Page 11: ...ay and switch points refer to the actual level 5 2 5 Probes for different tank heights The unit can be installed in tanks of different sizes Probes in different lengths are available To adapt to the tank height each probe can be shortened The minimum probe length is 10 cm the maximum probe length is 160 cm Probe and housing can be rotated without restriction This enables easy installation and orie...

Page 12: ...ngth within the delay time the outputs pass into the safe state 5 2 7 IO Link communication parameter setting evaluation Using an IO Link capable parameter setting tool such as the FDT service program ifm Container the following options are available Reading current process values Reading changing and saving current parameter settings and transmitting them to other units of the same type The catal...

Page 13: ...sensors must be adhered to 50mm 10mm 100mm B 40mm For tank walls which are not straight steps supports or other structures in the tank a distance of 50 mm to the tank wall must be adhered to For probe lengths 70 cm the rod can be considerably deflected by movement of the medium To avoid contacting the tank wall or other structures in the tank in such cases the minimum distances should be increased...

Page 14: ...st 60 mm fig 6 2 The height of the boss h must not exceed 40 mm fig 6 2 Although the unit can be installed in a boss installation in a flat tank lid is recommended A boss will impede the distribution of the microwaves fig 6 1 fig 6 2 d d h Do not install the unit in the immediate vicinity of a fill opening fig 6 3 If possible install a fill pipe A in the tank fig 6 4 Minimum distance between the f...

Page 15: ...se a coaxial probe install a still pipe or bypass Note minimum diameter d 100 mm The upper access to the bypass A and the fill openings of the still pipe B must be above the maximum level The lower edges of the bypass C and of the still pipe D must be below the minimum level This ensures that neither foam nor waves impact the sensor zone d d A B C D ...

Page 16: ...er edge of the coaxial pipe must be below the minimum level 6 2 Installation of the probe Rod and coaxial pipe are not included in the scope of delivery They must be ordered separately 3 Items supplied 6 2 1 Installation of the rod Fixing of the rod Screw the rod to the unit and tighten it Recommended tightening torque 4 Nm For ease of installation and removal the rod connection can be rotated wit...

Page 17: ...sor seal A onto the thread Slide the coaxial pipe B onto the rod Carefully center it and carefully move the rod through the centring piece C for lengths 140 cm through both centring pieces of the coaxial pipe Do not damage the centring pieces Screw onto the sensor thread and tighten A C B 32 32 6 3 Shortening of the probe 6 3 1 Shortening of the rod The rod can be shortened to adapt to different t...

Page 18: ... pipe The coaxial pipe and the rod must be of the same end length Remove fastening bracket and centring piece A B Shorten the coaxial pipe to the requested length LK L 9 mm After shortening at least one hole C for insertion of the fixing bracket has to be left Remove all burrs and sharp edges Insert centring piece A at the lower end of the pipe and attach it using the fixing bracket B at the lower...

Page 19: ... 9 2 ways of installation are possible Screw in a G process connection in the tank lid 6 4 1 Installation in the tank lid using a flange plate e g for tanks with thin walls 6 4 2 Furthermore installation in open tanks 6 4 3 and plastic tanks is possible 6 4 4 6 4 1 Installation in closed metal tanks without flange plate fig 6 5 fig 6 6 fig 6 7 R 32 D The lower edge of the process connection should...

Page 20: ...rted between flange plate and tank Some flange plates are supplied with seal Ensure cleanness and evenness of the sealing areas especially if the tank is under pressure Tighten the fixing screws sufficiently Screw the unit into the flange plate using the process connection and tighten firmly Make sure that the supplied sensor seal A in fig 6 9 is correctly positioned 6 4 3 Installation in open tan...

Page 21: ...150 mm R To enable sufficient transfer of the measured signal note in case of installation in plastic tanks or metal tanks with plastic lid A drill hole with a minimum diameter of 150 mm must be applied to the plastic lid For installation of the unit a flange plate launching plate R must be used which sufficiently covers the drill hole Ensure the minimum distance 80 mm between rod and tank wall hi...

Page 22: ...ss connection slide the supplied seal onto the thread of the coaxial pipe For pipes with NPT process connection apply a suitable sealing material e g Teflon tape Screw the unit with the coaxial pipe into the tank and tighten it 6 6 Alignment of the sensor housing After installation the sensor housing can be aligned It can be rotated without restriction Even if rotated several times there is no ris...

Page 23: ... brown 3 Ub blue 2 OUT2 pnp switching signal white 4 OUT1 pnp switching signal IO Link black When the unit is supplied with operating voltage for the first time the probe length the medium to be detected and the type of probe used must be entered Only then is the unit ready for operation 10 2 ...

Page 24: ...ED 7 yellow output 1 is switched LED 8 yellow output 2 is switched 9 alphanumeric display 4 digits Indication of the current level Operation and fault indication Indication of the parameters and parameter values 10 Set button Setting of the parameter values scrolling by holding pressed incrementally by pressing once Change between cm inch indication and percent indication in the normal operating m...

Page 25: ...25 UK 9 Menu 9 1 Menu structure M M S M S M S M S M M S M M S M M S M M S M M S M M S M M S M M S M M S M M S M M S M M M S cm inch S S 15s M S M M M S M M S M M ...

Page 26: ...normally open no or normally closed nc OFS Offset value for level measurement EF Extended functions opening of menu level 2 rES Restore factory settings dr1 Switch off delay for OUT1 The menu item is only active if OU1 Hno or Hnc dr2 Switch off delay for OUT2 The menu item is only active if OU2 Hno or Hnc FOU1 Response of OUT1 in case of a fault FOU2 Response of OUT2 in case of a fault dFo Delay t...

Page 27: ...ter 5 s setting value is changed incrementally by pressing the button once or continuously by keeping the button pressed Numerical values are incremented continuously For reducing the value let the display move to the maximum setting value Then the cycle starts again at the minimum setting value 3 Acknowledgement of the parameter value Press Mode Enter briefly The parameter is displayed again The ...

Page 28: ...adjustment of the set parameters Make sure that the unit is in the normal operating mode Press Mode Enter Set for 10 s Loc is displayed During operation Loc is briefly displayed if you try to change parameter values For unlocking Press Mode Enter Set for 10 s uLoc is displayed Setting at the factory unlocked Timeout If no button is pressed for 15 s during parameter setting the unit returns to the ...

Page 29: ...ter and water based media LOW for oils and oil based media Note In case of doubt carry out an application test to ensure the setting which is best for your medium 10 2 3 Entering the type of probe used Select Prob press Set for 5 s nonE is displayed Set the requested value rod for single probe COAX for coaxial probe The detection of water and water based media is possible with the single probe as ...

Page 30: ...itch points refer to the real level Factory setting OFS 0 Note Set OFS before setting the switching limits SPx FHx rPx FLx Otherwise the switching limits shift by the value of the set offset 10 5 Setting of output signals 10 5 1 Setting of the output function Select OU1 OU2 and set the switching function Hno hysteresis function NO Hnc hysteresis function NC Fno window function NO Fnc window functi...

Page 31: ...en set as switching function OUx Hno or Hnc 10 5 5 Response of the outputs in case of a fault Select FOU1 FOU2 and set the value on output switches in case of a fault OFF output switches off in case of a fault Factory setting FOU1 and FOU2 OFF Faults faulty hardware too low a signal quality atypical level curve Overflow is not considered to be a fault 10 5 6 Setting of the delay time after signal ...

Page 32: ...2 inch Select LEnG and set the value setting range 10 0 160 0 cm 4 0 63 0 inch Note After changing the probe length the values for OFS and the switching limits must also be reviewed re entered 10 7 2 Setting to another medium Select MEdI and set the value HIGH for water and water based media LOW for oils and oil based media Note In case of doubt carry out an application test to ensure the setting ...

Page 33: ...oc Unit electronically locked parameter setting impossible For unlocking press the two setting buttons for 10 s uLoc Unit is unlocked parameter setting is possible again S Loc If S Loc is displayed when an attempt is made to modify a parameter value either an IO Link communication is active temporary locking or the sensor is permanently locked via software This locking can only be removed via a pa...

Page 34: ...nditions were not adhered to Observe the notes in Installation 6 Probe length type of probe or sensitivity setting to the medium is incorrect Correct the settings 10 2 then carry out a reset E 034 Atypical abrupt level changes Check the dynamics if necessary use a still pipe or bypass then carry out a reset SCx Flashing short circuit in switching output x Remove the short circuit SC Flashing short...

Page 35: ...ration according to the level and OU1 setting according to the level and OU2 setting Fault E 0xx OFF for FOU1 OFF ON for FOU1 on OFF for FOU2 OFF ON for FOU2 on 12 Scale drawing 30 63 M12 x1 G 4 3 8 6 32 I1 L 50 57 A I2 3 2 1 78 87 Dimensions in mm 1 display 2 status LEDs 3 programming buttons 4 seal ...

Page 36: ...A 80 Communication interface IO Link 1 1 Baud rate kBaud COM2 38 4 kBaud Switch point accuracy mm 15 0 5 FS Repeatability mm 5 Max speed of the level change mm s 100 Dielectric constant medium 2 Max tank pressure bar 1 4 Housing material stainless steel 304 1 4301 FPM Viton PBT PC PEI TPE V PTFE Materials in contact with the medium stainless steel 303 1 4305 PTFE FPM Viton Seal Tesnit Protection I...

Page 37: ...o a value rPx FLx the position of rPx FLx also shifts If rPx FLx and SPx FHx are close together approx 3 x step increment rPX FLx is changed automatically when SPx FHx is increased If there is a greater distance between rPx FLx and SPx FHx rPx FLx maintains the set value even if SPx FHx is increased 14 Maintenance Keep the process connection free of deposits and foreign bodies In case of heavy soi...

Page 38: ...in alarm reset rP2 Below min value alarm OU2 Hysteresis function normally open Hno XX X display value A early warning B alarm If the level is below rP1 output 1 switches until liquid is refilled If SP1 is reached again output 1 switches off If the level is above SP2 output 2 switches If the level falls below rPs or if there is a wire break output 2 switches off By setting SP1 the maximum level can...

Page 39: ...ible pump OFF OU1 Hysteresis function normally open Hno Switching output 2 overflow protection SP2 Maximum value exceeded alarm rP2 Slightly below SP2 to suppress wave movements OU2 Hysteresis function normally closed Hnc XX X display value A emptying B overflow protection If SP1 is exceeded output 1 switches submersible pump ON If the level is below rP1 again output 1 switches off submersible pum...

Page 40: ...2 Window function normally open Fno XX X display value A refill B min monitoring C max monitoring If the level is below rP1 output 1 switches until liquid is refilled If SP1 is reached again output 1 switches off If the level is below FL2 or above FH2 or if there is a wire break output 2 switches OFF alarm The logical operation between the outputs 1 and 2 indicates whether there is overflow or the...

Page 41: ... 0 FOU1 OFF FOU2 OFF dFo 0 Uni cm SELd L LEnG nonE MEdI nonE Prob nonE SP FHmax LEnG value minus 3 rP FLmax LEnG value minus 3 5 When the LEnG value is entered the program calculates the basic setting More information at www ifm com Tel 44 0 191 490 1547 Fax 44 0 191 477 5371 Email northernsales thorneandderrick co uk Website www heattracing co uk www thorneanderrick co uk ...

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