Operating instructions Electronic level sensor
Contents
1. rd nents 23 10 5 Reset of all parameters to factory setting sse 24 10 6 Entering of the probe length after changing the probe length 24 ES o m 25 11 1 Operation indication 25 11 2 Reading of the set parameters sse nnns 25 soo rS 26 11 4 Output response in different operating states 26 penc x 2 E TT 28 T9 T SG WING WANG BS Da REY e FRONS ER Ire SEU Ru MARI Ras belua eR un 20 1 NEE gt A A E A OTT 29 c EE RT 30 15 1 Storage tanks level monitoring essen 30 SA ORAS a 21 32 1e Factory eines ense 34 2 1 Preliminary note 1 1 Symbols used gt X Instruction gt Reaction result Designation of pushbuttons buttons or indications Cross reference Important note Non compliance can result in malfunctions or interference 3 2 Safety instructions The unit must be connected by a qualified electrician The national and international regulations for the installation of electrical equip ment must be adhered to The unit complies with the standard EN 61000 6 4 and is a class A product The radiated energy of2. 05 2010 704807 00 ifm electronic Operating instructions Electronic level sensor efectoriso LR8300 Contents Uc EO C OO T o TT LM 9 UN Ee DOC ME CU caos manen 3 SIC OME skreno airen On ents 3 EBRE SOD vast EEE 4 4 Functions and fedi BS denoten 4 sim ers Nm 5 5 1 Nieasuribg ai contare E E 5 5 2 Features Of the UMi T 6 A eea A 9 6 1 Installation location environment 9 02 Installation DIOD 12 M 13 6 4 Installation of the unit in a tank sse 13 6 5 Installation of the unit using a flange plate sssssseee 15 Eeen eia tas eR 16 8 Operating and display elements sse 17 EN I Pee ea 18 9 1 Switching mode DIR e OFF xu dett ttt 18 92 Binan mode EI m 19 9 9 Explanation or ihe MENU srren ieee a Rea ivo eer tts 19 1 Parameter 20 10 1 General parameter setting 20 10 2 Entering of the probe length unit on eese 22 t 23 10 4 Setting or output signals scias testa
3. On delivery unlocked Timeout If no button is pressed for 15 s during parameter setting the unit returns to the operat ing mode with unchanged values 21 10 2 Entering of the probe length unit on delivery On delivery of the unit you must first enter the probe length The complete param eter setting menu cannot be accessed before this gt Ensure that the correct probe length is entered In particular it has to be considered sthe measurement of the probe length correct lower edge of the process connection to the probe end chapter 6 3 Does the unit of the measurement cm inch correspond to the unit of measurement set in the sensor 10 3 1 Malfunctions may occur if the wrong probe length is set gt Apply operating voltage gt Initial display is shown gt Press Mode Enter briefly gt LEnG is displayed 3 4 Press SET and keep it pressed gt nonE flashes for 5 s BARH BOE E bt M 3 After 5 s The initial value is J E TL displayed and changed incremen tally by pressing the button once or continuously by keeping the button pressed The value is 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 Note on delivery the values are displayed in inch gt Press Mode Enter briefly LEnG is displayed again The new E gt setting value is stored x
4. Then the unit changes to the operating mode For further parameter setting the menu can be opened 10 3 You can open LEnG directly like any other parameter It is therefore possible to change the value for the probe length at any time 22 10 3 Basic settings 10 3 1 Selection of the display unit gt Select Uni and set the unit of measurement cm inch Factory setting inch 10 3 2 Selection of the evaluation mode gt Select bin and set the mode OFF switching mode on delivery on binary mode The switching parameters SPx rPx OUx and drx are not available in the binary mode 10 3 3 Offset setting gt Select OFS and enter the distance between bottom of the tank and lower edge of the probe Afterwards display and switch points refer to the real level Factory setting OFS 0 Note Set OFS before setting the switching limits SPx rPx Otherwise the switching limits shift by the value of the set offset 10 4 Setting of output signals 10 4 1 Setting of the switching limits gt Select 5 1 SP4 and set the measured value at which the output switches gt Select rP1 rP4 and set the measured value at which the output switches off rPx is always smaller than SPx The unit only accepts values which are lower than the value for SPx 10 4 2 Setting of the output function gt Select 001 OU4 and set the switching function Hno hysteresis function N
5. 12 DIN EN 60068 2 29 11 ms Vibration resistance g eene 2 5 RMS 1 1000 Hz IEC 60947 1 A active zone scale drawing 13 1 Setting ranges ILEnG Setting range 15 160 6 0 63 Step increment OFS Setting range 0 100 0 39 4 Step increment 28 The setting ranges for set points SPx and reset points depend on the probe length L In general the following applies Se 4 min max min max sp 15 t4 06 L 10 L 45 lo The values apply if OFS e rPx is always smaller than x If the value for SPx is reduced to a value lt rPx the posi tion of rPx also shifts If rPx and SPx are close together about x step increment rPx is changed automatically when SPx is increased If there is a greater difference between rPx and SPx rPx maintains the set value even if SPx is increased 14 Maintenance gt Keep the process connection free of deposits and foreign bodies gt In case of heavy soiling clean the process connection and the probe at regular intervals In case of longer operation separation layers can form in the medium e g oil on water This applies especially to still pipes or bypasses gt Remove separation layers at regular intervals 29 15 Applications 15 1 Storage tanks level monitoring Level monitoring with evaluation in the binary mode Menu setting bin on The settings for SPx rPx
6. For the scope of validity cULus The device shall be supplied from an isolating transformer having a secondary Listed fuse rated as noted in the following table Overcurrent protection Control circuit wire size Maximum protective device rating Ampere 0 13 1001 2 03 0 083 P0052 gt Disconnect power gt Connect the unit as follows Pin connection Core colours 1 L 2 OUT switching output 2 L OUT switching output 1 OUTS switching output 3 OUTA switching output 4 not used Connector 8 pole on connector 4 pole available as accessories order no E11228 Y connection cable order no E11627 T splitter box Note When operating voltage is applied to the unit for the first time the probe length must be entered Afterwards the unit is in principle operational 10 2 Entering of the probe length unit on delivery 8 Operating and display elements 1 to 8 indicator LEDs LED 1 green indication of the level in cm LED 2 green indication of the level in inch LED 3 LED 4 not used LED 5 yellow 7 output 1 is switched LED 6 yellow 7 output 2 is switched LED 7 yellow 7 output 3 is switched LED 8 yellow 7 output 4 is switched 9 alphanumeric display 4 digits indication of the current level operating and fault indication indication of the parameters and parameter values 10 Set button setting of the parameter values continuousl
7. TT TT TT 1 4 3 PTT TTT TT TT TU TT EN EN ae ZE EN e 1 HHH For the zones 11 and 2 12 Scale drawing 6 Installation 6 1 Installation location environment Vertical installation from the top is preferred For optimum operation the sensor is to be installed as near as possible to the tank wall Distance between the probe and the tank wall minimum 40 mm maximum 300 mm The following minimum distances between the probe and tank walls objects in the tank B tank bottom and other level sensors must be adhered to 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 probe can be considerably deflected by move ment of the medium To avoid contacting the tank wall or other structures in the tank in such cases the minimum distances should be increased Reference values Probe length Distance to the tank wall or structures in the tank 10 100 cm 100 160 cm If the medium is strongly polluted there is the risk that a bridge forms between the probe and the tank wall or structures in the tank To avoid incorrect meas urements adhere to increased minimum distances depending on type and in
8. material such as Teflon tape When using the ifm flange plates flush installation is ensured 14 6 5 Installation of the unit using a flange plate The following flange plate is available as accessories Flange plate 73 90 4 NPT cccccscsssesscsescscssseeeeeeecssssseseseseesscscsesees order no E43206 gt Arrange for a bore hole in the tank lid It must have a minimum diameter d to enable sufficient transfer of the measured signal to the probe The diameter depends on the wall thickness of the tank lid Wall thickness mm 8 11 Bore hole diameter mm gt Install the flange plate with the flat surface showing to the tank and fix it with appropriate screws seal can be placed between the flange plate and the tank gt Ensure cleanness and evenness of the sealing areas especially if the tank is under pressure Tighten the fixing screws sufficiently gt If necessary appropriate sealing material e g Teflon tape can be applied to the thread of the sensor gt Screw the unit in the flange plate and tighten firmly After installation the sensor housing can be aligned It can be rotated without restriction Even if rotated several times there is no risk of damage to the unit 7 Electrical connection The unit must be connected by a qualified electrician The national and international regulations for the installation of electrical equipment must be adhered to Voltage supply to EN 50178 SELV PELV
9. O Hnc hysteresis function NC Fno window function NO window function NC Note If the upper switch point is used as an overflow protection the setting OUXx Hnc NC function is recommended The principle of normally closed operation ensures that wire break or cable break is also detected 23 10 4 3 Setting of the switch off delay Select dr1 dr4 and set the value between 0 2 and 5 0 s At 0 0 7 factory setting the delay time is not active The switch off delay is only active if hysteresis has been set as switching function OUx Hno or Hnc 10 4 4 Response of the outputs in case of a fault gt Select FOU1 FOU4 and set the value on output switches ON in case of a fault OFF output switches OFF in case of a fault Factory setting FOU1 FOU4 OFF Faults defective hardware too low a signal quality Overflow is not consid ered to be a fault 10 4 5 Setting of the delay time after signal loss gt Select dFo and set the value between 1 and 5 s At 0 7 factory setting the delay time is not active Mind the dynamics of your application In case of fast level changes it is recommended to adapt the value step by step 10 5 Reset of all parameters to factory setting gt Select rES then press Set and keep it pressed until is displayed gt Press Mode Enter briefly gt During the storage operation WAIT is displayed for several seconds Th
10. al operations Display functions The unit displays the current level selectable in cm or inch Factory setting 7 inch The set unit of measurement and the switching status of the outputs are indicated by LEDs Switching functions The unit signals that a set limit level has been reached or that the level is below the limit value via 4 switching outputs OUT1 OUTA For each output the following switching functions can be selected e Hysteresis function normally open figure 1 OUx Hno Hysteresis function normally closed figure 1 OUx Hnc First the set point SPx is set then the reset point rPx with the requested difference Window function normally open figure 2 OUx Fno Window function normally closed figure 2 OUx Fnc The width of the window can be set by means of the distance between SPx and rPx SPx upper value rPx lower value L level hysteresis FE window For each switching output a switch off delay of max 5 s can be set e g for especially long pump cycles Offset for indicating the real level in the tank The zone between tank bottom and lower edge of the probe can be entered as offset value OFS So display and switch points refer to the actual level 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 shorten
11. arge enough metal transfer plate It is neces sary for transferring the microwave pulse to the tank with optimum transmission power For installation in closed metal tanks the tank lid serves as a transfer plate For installation in open tanks a large enough fixing plate or similar must be used S chapter 6 Installation 4 Functions and features The unit continuously detects the level in tanks and generates output signals ac cording to the parameter settings 4 switching outputs are available They can be set separately Application area Hydrous media Medium temperature 0 80 e Tank pressures 1 4 bar Application examples Detection of coolant emulsion in a machine tool Detection of cleaning liquid in a parts cleaning system Restriction of the application area The unit can only be used in metal tanks The unit is not suitable for media with a dielectric constant 20 e g oils fats plastic granulates bulk material fthe unit is to be used in acids or alkalis in hygienic areas or in electroplating applications First check the compatibility of the product materials gt chapter 13 Technical data with the media to be monitored UK Incorrect measurements or signal loss may be caused by the following media highly absorbing surfaces e g foam intensely bubbling surfaces media which are very inhomogeneous separate from each other thus forming separation layers e g oil
12. drx and OUx are not effective XX X 7 display value A binary value P1 position 1 e g maximum value reached P2 position 2 e g upper preset value reached P3 position 3 e g lower preset value reached P4 position 4 e g minimum value reached The binary mode corresponds to an analogue evaluation with a resolution of 6 6 of the active zone or 4 bits In the evaluation electronics PLC etc no analogue input is used the analogue value is already available in digital form 8 4 2 1 binary code 30 15 2 Storage tank Level control and min max monitoring with 4 switching outputs Replaces 4 float switches Configuration of the switching outputs 1 4 bin OFF max value exceeded alarm hysteresis function normally closed Hnc P2 upper preset value reached finish refilling hysteresis function normally open Hno P3 below lower preset value start refilling hysteresis function normally closed Hnc below min value alarm U4 hysteresis function normally open Hno HS slightly below SPx to suppress wave movements factory setting XX X 7 display value 31 f the level is below SP1 the output is switched If the level is above SP1 or if there is a wire break output 1 switches off alarm message overflow wire break f the level reaches SP2 output 2 switches upper preset value reached finish refilling Ifthe level is below SP3 output switches below lower preset value
13. ed The minimum probe length is 15 cm the maximum probe length 160 cm Probe and housing can be rotated without restriction This enables easy instal lation and orientation of the head of the unit after installation Safe state n case of a fault a safe state can be defined for each output e f a fault is detected or if the signal quality is below a minimum value the outputs pass into the safe state For this case the response of the outputs can be set via the parameters FOU1 FOU2 Temporary loss of signal caused e g by turbulence or foam formation can be suppressed by a delay time 10 4 5 dFo During the delay time the last measured value is frozen If the measured signal is received again in sufficient strength within the delay time the unit continues to work in normal operation If however it is not received again in sufficient strength within the delay time the outputs pass into the safe state Binary mode In the binary mode the outputs OUT1 OUTA indicate the level as a 8 4 2 1 binary code Thus a quasi analogue evaluation with a resolution of 15 steps about 6 6 96 of the active zone is available Below the probe and in the zone 2 the word 0000 is output step 0 In the active zone A the steps 1 15 are passed through and the outputs switch to the shown states If the active zone is exceeded zone 11 the value of step 15 word 1111 continues to be output PNT TT TT tT tt TT PT TNE
14. en the unit restarts and the factory settings are restored Note On delivery the unit is not operational You first must enter the value for the probe length 10 2 10 6 Entering of the probe length after changing the probe length Required after a factory reset rES or in case of subsequent changes of the probe length gt Measure the probe length L to a precision of 2 mm 0 1 inch L lower edge of the process connection to the probe end gt Round up the measured value step increment 0 5 cm 0 2 inch gt Select LEnG and set the value between 15 0 and 160 0 cm 6 0 and 63 0 inch Note After changing the probe length the values for OFS and the switching limits must also be re entered 24 11 Operation After power on the unit is in the Run mode normal operating mode It carries out its measurement and evaluation functions and generates output signals ac cording to the set parameters 11 1 Operation indication Numerical value LED 1 Current level in cm Numerical value LED 2 Current level in inch LED 5 LED 8 Switching status of the corresponding output I Level below the active zone FULL numerical value Level has reached or exceeded the maximum measuring alternately range 7 warning overflow CAL Initialisation phase after power on On delivery the unit is not operational Entering of the probe length is required 9 2 Loc Unit electronically locked param
15. er no E43203 Probe L 45 17 7 ICM Evae bag ekbv ERE order no E43204 Probe L 70 27 6 dee 43205 Probe L 100 39 4 inch 43207 Probe L 120 cm 47 2 eene order no E43208 Probe L 140 order no E43209 Probe L 160 63 0 inch sse order no E43210 Fixing of the probe gt Screw the probe to the unit and tighten Recommended tightening torque 4 Nm For ease of installation and removal the probe connection can be rotated without restriction Even if rotated sev eral times there is no risk of damage to the unit Lmin 15 cm 6 0 inch In case of high mechanical stress strong vibration moving viscous media it may be necessary to secure the screw connection e g by a screw retaining com pound Note such substances may migrate into the medium Make sure that they are harmless When using mechanical means of securing e g tooth lock washer protruding edges must be avoided They may cause interference reflection 12 6 3 Shortening of the probe The probe can be shortened to adapt to different tank heights NOTE Ensure that the probe length is not below the minimum permissible length of 15 cm 6 0 inch Lmin Proceed as follows gt Screw the probe to the unit gt Mark the desired length L on the probe The reference
16. eter setting impossible For unlocking press the two setting buttons for 10 s Unit is unlocked parameter setting is possible again Tm Factory reset takes place LED 3 LED 4 not used 11 2 Reading of the set parameters gt Press Mode Enter briefly to scroll the parameters gt Press Set briefly to indicate the corresponding parameter value for about 15 s After another 15 s the unit returns to the Run mode 25 11 3 Error indication ErrO Fault in the electronics Replace the unit Err Measurement disturbed by foam forma Install the unit in a still pipe or bypass tion or strong turbulence Set or increment dFo 10 4 5 Probe or process connection soiled Clean the probe and the p nection carry out a reset Installation conditions were not Follow the instructions in chapter 6 adhered to Installation Block distance exceeded by more than Lower the level follow the instructions 10 mm in chapter 6 Installation Atypical abrupt level changes Carry out a reset SCx Flashing short circuit in switching Remove ihe chor emt SC Flashing short circuit in all switching The unit carries out plausibility checks to increase the operational reliability Atypical level changes can be caused e g by contact with the probe They can also be caused by heavy soiling or turbulence With the parameter dFo the response of the unit can be delayed 10 4 5 Carry out a reset power
17. layer on water Check the function by an application test In case of signal loss the unit displays Err1 and switches the outputs to a defined state 10 4 4 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 5 Function 5 1 Measuring principle The unit operates to the principle of guided wave radar It measures the level using electromagnetic pulses in the nanosecond range The pulses are transmitted by the sen sor head and guided along the probe fig 1 When they hit the medium to be detected they are reflected and guided back to the sensor fig 2 The time between transmitting and receiv ing 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 connec tion 5 2 Features of the unit Easy set up When operating voltage is applied to the unit for the first time the probe length must be entered Afterwards the unit is in principle operational 10 2 Entering of the probe length unit on delivery f necessary parameters for the output signals and optimisation of the monitor ing functions can be set 10 4 All settings can also be carried out before installation of the unit Resetto the factory settings is possible Electronic lock can be set to prevent unintention
18. ng 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 dis play move to the maximum setting value Then the cycle starts again at the minimum setting value 3 Acknowledgement of the parameter value gt Press Mode Enter briefly gt The parameter is displayed again The new setting value is stored Setting of other parameters gt Start again with step 1 Finishing the parameter setting gt Press Mode Enter several times until the current measured value is displayed or wait for 15 s The unit returns to the operating mode if no button is pressed for 15 s after acknowledgement of the new parameter value 20 Change from menu level 1 to menu level 2 gt Press Mode Enter until EF is displayed 88 Modefnter Set P gt Press Set briefly gt The first parameter of the sub menu is displayed here dr1 Locking unlocking UK The unit can be locked electronically to prevent unintentional settings gt Make sure that the unit is in the normal operating mode ore Coe Coe gt Press Mode Enter Set for 10 s A gt Loc is displayed 10s During operation gt Loc is briefly displayed if you try to change parameter values For unlocking gt Press Mode Enter Set for 10 s onpm D gt uLoc is displayed id s
19. off and on again after rectifying the fault and to reset the error message Measurement disturbed by separation Remove the oil layer by suction stir the layers e g oil layer on water medium verify the composition 11 4 Output response in different operating states OUT1 OUT4 according to the level and the setting of the output function bin OU1 to OU4 Error ErrO Err1 OFF for FOUx OFF ON for FOUx ON Initialisation Normal operation 26 12 Scale drawing Dimensions in mm 1 display 2 status LEDs 3 programming buttons kin 8 EL iim zone si 12 zone 1 04 27 13 Technical data Operating voltage V Current rating mA Short circuit protection pulsed reverse polarity overload protection Voltage drop V Current consumption mA Switch point accuracy cm eere 1 5 0 5 A CM T 0 5 Max speed of the level change mm s Dielectric constant medium Max tank pressure bar Housing materials stainless steel 304515 FKM NBR PBT PC PEI V PTFE Materials wetted parts stainless steel 303522 PTFE NBR Protection Operating temperature C sete ae Oir det pats dm eie 0 60 Medium temperature 0 80 Storage temperature Shock resistance g
20. point is the lower edge of the process connection gt Remove the probe from the unit gt Shorten the probe 3 gt Remove all burrs and sharp edges gt Screw the probe again to the unit and tighten Recommended tightening torque 4 Nm gt Measure exactly the probe length L note the value It must be entered during parameter setting of the unit 10 2 Entering of the probe length unit on delivery 6 4 Installation of the unit in a tank NOTE In all cases the unit needs a metal surface to transfer the measured signals transfer plate For installation in closed metal tanks the metal lid serves as a transfer plate 2 ways of installation are possible Screwing in a process connection 74 NPT in the tank lid fig A nstallation in the tank lid using a flange plate e g for tanks with thin walls fig For installation in open tanks the unit must be installed using a metal fixture It serves as a transfer plate R Minimum size 150 x 150 mm for a square fixture 150 mm diameter for a circular fixture If possible mount the unit in the middle of the fixture The distance D2 must not be below 40 mm fig C higher for probe lengths gt 70 cm and in case of heavy soiling 6 1 The lower edge of the process connec tion should be flush with the installa tion environment Use seals or wash ers D to reach the required height The height can be slightly corrected by means of appropriate sealing
21. start refilling f the level is above SP4 the output is switched If the level is below SP4 or if there is a wire break output 4 switches off alarm message below min value wire break 15 3 Pumping station Empty the tank overflow protection with 3 switching outputs Replaces 3 float switches 5 1 U SP2 U2 hysteresis function normally open Hno ower value reached submersible pump OFF 3 hysteresis function normally closed Hnc slightly below SPx to suppress wave movements factory setting 32 XX X 7 display value empty the tank B overflow protection f the level is below SP1 the output is switched If the level is above SP1 or if there is a wire break output 1 switches off alarm message overflow wire break f the level exceeds SP2 output 2 switches upper value exceeded submers ible pump ON f the level is below SP3 output switches lower value reached submersible pump OFF 33 16 Factory setting Factory setting 25 SPmax 25 rPmax 50 SPmax 50 rPmax 75 SPmax 75 rPmax 100 SPmax 100 rPmax w f owo FoU OFF FOU2 SPmax LEnG value in inch minus 1 6 rPmax LEnG value in inch minus 1 8 When the LEnG value is entered the program calculates the basic setting 34 Further information at www ifm com Jo
22. tensity of the soiling Forinstallation in pipes The inside pipe diameter d must be at least 100 mm Only install the unit in metal pipes Forinstallation in connection pieces The diameter of the connection piece d must be at least 50 mm The height of the connection piece h must not exceed 40 mm The maximum level must not ex ceed the limit of the block distance BD 40 mm If it is exceeded by more than 10 mm malfunctions can occur Remedies Arrange for a spout in stall the unit in a connection piece 10 Do not install the unit in the immediate vicinity of a fill opening If possible install a fill pipe A in the tank Minimum distance between the fill pipe and the probe 50 mm higher for probe lengths gt 70 cm and in case of heavy soiling see above Strong foam formation and strongly moving surfaces can lead to malfunctions Recommended remedies installation of a still pipe or a bypass Note minimum diameter d 100 mm The upper access to the bypass and the fill openings of the still pipe B must be above the maximum level The lower edges of the bypass C and the still pipe D must be below the minimum level This ensures that neither foam nor waves impact the sensor zone 6 2 Installation of the probe The probe is not included in the scope of supply It must be ordered separately The following probes are available as accessories Probe L 24 cm 9 5 inch ord
23. 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 mproper or non intended use may lead to malfunctions of the unit or to unwanted effects in your application That is why installation electrical connec tion set up operation and maintenance of the unit must only be carried out by qualified personnel authorised by the machine operator 3 Items supplied Level sensor LR8300 In addition for installation and operation the following is necessary Probe Mounting material The following components are available as accessories Probe L 24 9 5 Miele inae rechte acorde a e ae ated order no Probe L 45 CI TT order no Probe L 70 27 6 Menta order no Probe L 100 cm 394 inch order no Probe Ls 120672572 aiebat SETS order no Probe L 140 5510 diera order no Probe L 160 63 0 IIBER i er Pr i E ER a LR rtt aad order no Flange plate 73 90 4 order no E43203 E43204 E43205 E43207 E43208 E43209 E43210 E43206 Only use ifm probes If other probes are used optimum function is not ensured For correct function the unit needs a l
24. y by keeping the button pressed incremen tally by pressing the button once 11 ModelEnter button Selection of the parameters and acknowledgement of the parameter values 17 9 Menu OFF 9 1 Switching mode bin dete ete Els Be Be Bele de e e e f u C JG oy OF OF OF cece Je ele le un L Cj TPE RB FEE Fri C LB T Fu do og BER Rem EJ Sep ele Ek L EJ m E L 18 9 2 Binary mode bin on 9 3 Explanation of the menu SPX rPx Upper lower limit level values OUx Output function for OUTx Switching signal for the level limit values hysteresis function H or window function F either normally open no or normally closed nc Offset value for level measurement Extended functions opening of menu level 2 Switch off delay for OUTx 10 Parameter setting During parameter setting the unit remains in the operating mode It continues its monitoring function with the existing parameters until the parameter setting has been completed 10 1 General parameter setting 3 steps must be taken for each parameter setting Selection of the parameter gt Press Mode Enter until the re B ie di M nter Set quested parameter is displayed D Setting of the parameter value gt Press Set and keep it pressed gt Current setting value of the param eter flashes for 5 s gt After 5 s Setti
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