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Operating instructions

Electronic level sensor

LR8009

11421236 / 00 01 / 2022

Содержание LR8009

Страница 1: ...Operating instructions Electronic level sensor LR8009 11421236 00 01 2022 GB...

Страница 2: ...tion of the device with single probe 16 5 5 1 Installation in closed metal tanks without flange plate 16 5 5 2 Installation in closed metal tanks with flange plate 17 5 5 3 Installation in open tanks...

Страница 3: ...length 30 9 9 2 Setting to another medium 31 9 9 3 Changing the value of the type of probe used 31 10 Operation 32 10 1 Operating indicators 32 10 2 Reading the set parameters 32 10 3 Changing the di...

Страница 4: ...and further information using the QR code on the unit packaging or at www ifm com 1 1 Symbols used Requirement Instructions Reaction result Designation of keys buttons or indications Cross reference...

Страница 5: ...must be suitable for the corresponding applications and environmental conditions without any restrictions Only use the product for its intended purpose Intended use If the operating instructions or th...

Страница 6: ...operation of the device with coaxial probe Accessories Mounting material if necessary a launching plate Accessories 3 1 Accessories Only use accessories from ifm electronic gmbh The function is not en...

Страница 7: ...tanks made of plastic or metal tanks with plastic lids a sufficiently large fixing plate a metal plate or similar must be used For operation with single probe minimum distances to tank walls objects i...

Страница 8: ...the probe is subjected to permanent and high mechanical stress e g heavy movement of viscous media or fast flowing media When installed in plastic tanks deterioration caused by electromagnetic interf...

Страница 9: ...e reflected and guided back to the sensor Fig Receiving The time between transmitting and receiving the pulse directly relates to the travelled distance D and the current level The reference for dista...

Страница 10: ...e 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...

Страница 11: ...out 6 6 of the active zone A is available Below the rod and in the zone I2 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 sta...

Страница 12: ...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 Reference val...

Страница 13: ...nts in case of heavy foam formation and turbulence u If possible install the sensor in a steady area Examples of how to create a steady area u Use of a coaxial probe only for clean low viscosity media...

Страница 14: ...e holes of the coaxial pipe Note in case of foam build up u The vent of the coaxial pipe must be above the maximum level u The lower edge of the coaxial pipe must be below the minimum level 5 3 Instal...

Страница 15: ...es of the coaxial pipe Do not damage the centring pieces u Screw onto the sensor thread and tighten 5 4 Shortening of the probe 5 4 1 Shortening of the rod and determination of its length L The rod ca...

Страница 16: ...from the total length of the coaxial pipe LK 9 mm L u Note down L It must be entered during parameter setting of the device 5 5 Installation of the device with single probe For the correct function w...

Страница 17: ...l to the probe The diameter depends on the wall thickness of the tank lid Wall thickness mm 1 5 5 8 8 11 Bore hole diameter d mm 35 45 55 u Install the flange plate with the flat surface showing to th...

Страница 18: ...in case of installation in plastic tanks or metal tanks with plastic lid u There must be a hole of at least 150 mm in diameter in the plastic lid u For installation of the device a metal flange plate...

Страница 19: ...g material e g Teflon tape u Screw the device with the coaxial pipe into the tank and tighten it 5 7 Alignment of the sensor housing After installation the sensor housing can be aligned It can be rota...

Страница 20: ...ice 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 device ready for operation 1 2 4 6 3 5...

Страница 21: ...tched LED 6 yellow output 3 is switched LED 7 yellow output 2 is switched LED 8 yellow output 1 is switched 9 Alphanumeric display 4 digits Indication of the current level Operation and fault indicati...

Страница 22: ...FL2 10 0 9 5 M M S M M M S OFS 0 0 EF M M S M S M S M M S SP3 FH3 rP3 FL3 15 0 14 5 Hno OU4 Hnc OU3 M M S M S M SP4 FH4 rP4 FL4 20 0 19 5 M M 2 1 M M S M M S M M S M M S M M S M M S LEnG P n PnP SELd...

Страница 23: ...UT2 SP3 rP3 Upper lower limit value for the level at which OUT3 switches FH3 FL3 Upper lower limit for the acceptable range monitored by OUT3 SP4 rP4 Upper lower limit value for the level at which OUT...

Страница 24: ...n case of a fault dFo Delay time for switching response OUTx P n Output polarity for the switching outputs PnP or nPn SELd Type of indication LEnG Probe length MEdI Medium to be detected Prob Type of...

Страница 25: ...f several process values Parameter setting during operation as well as point to point at the desk Device diagnostics events Data storage Automatic new parameter setting in case of replacement Detectio...

Страница 26: ...e current measured value is displayed or wait for 30 s w The sensor returns to the process value display If C Loc is displayed when an attempt is made to modify a parameter value a parameter setting p...

Страница 27: ...device returns to the operating mode with unchanged values 9 3 Basic settings on delivery On delivery of the device you must first enter the basic settings The complete parameter setting menu cannot b...

Страница 28: ...t availa ble Prob Then the device changes to the operating mode For further parameter setting the menu can be opened The parameters LEnG MEdI and Prob can be accessed and modified just like all other...

Страница 29: ...Hnc hysteresis function normally closed Fno window function normally open Fnc window function normally closed Note if the switch point is used as an overflow prevention the setting OUx Hnc NC function...

Страница 30: ...value between 0 2 and 5 0 s At 0 0 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 d...

Страница 31: ...for your medi um MEdI 9 9 3 Changing the value of the type of probe used u Select Prob and set the value rod for single probe COAX for coaxial probe The detection of water and water based media is po...

Страница 32: ...an IO Link communication is active temporary locking or the sensor is permanently locked via software This locking can only be re moved with a parameter setting software 10 2 Reading the set parameter...

Страница 33: ...t the settings then carry out a reset SCx Flashing short circuit in switching output x Remove the short circuit SC Flashing short circuit in all switching outputs Remove the short circuit PArA Faulty...

Страница 34: ...ially from dangerous and toxic substances u Keep the process connection free of deposits and foreign bodies u In case of heavy soiling clean the process connection and the probe at regular intervals I...

Страница 35: ...y 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 availab...

Страница 36: ...there is a wire break output 1 is reset OFF alarm message overflow wire break If the level reaches SP2 output 2 switches upper preset value reached finish refilling If the level is below SP3 output 3...

Страница 37: ...OU2 Hno SP3 FH3 75 SP FHmax rP3 FL3 75 rP FLmax OU3 Hno SP4 FH4 100 SP FHmax rP4 FL4 100 rP FLmax OU4 Hnc OFS 0 0 dr1 0 0 dr2 0 0 dr3 0 0 dr4 0 0 FOU1 OFF FOU2 OFF FOU3 OFF FOU4 OFF dFo 0 P n PnP SELd...

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