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Operating instructions 

Electronic level sensor

LR3000 

704739 / 00

 

03 / 2010

UK

Summary of Contents for efector 160 LR3000

Page 1: ...Operating instructions Electronic level sensor LR3000 704739 00 03 2010 UK...

Page 2: ...oaxial probe 15 6 2 Installation of the probe 15 6 2 1 Installation of the rod 15 6 2 2 Installation of the coaxial pipe 16 6 3 Shortening of the probe 16 6 3 1 Shortening of the rod 16 6 3 2 Shorteni...

Page 3: ...of the output function for OUT2 analogue output 29 10 5 6 Scaling of the analogue value 29 10 5 7 Response of the outputs in case of a fault 29 10 5 8 Setting of the delay time after signal loss 29 10...

Page 4: ...al 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 of the microwaves is for example much below that of mobile phones Accordi...

Page 5: ...gth cm inch Order number 24 9 5 E43203 45 17 7 E43204 70 27 6 E43205 100 39 4 E43207 120 47 2 E43208 140 55 1 E43209 160 63 0 E43210 Coaxial pipes with process connection G Length cm inch Order number...

Page 6: ...e probe the unit needs a large enough metal launching plate It is necessary for transferring the microwave pulse to the tank with optimum transmission power For installation in closed metal tanks the...

Page 7: ...to be monitored 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 fr...

Page 8: ...set up 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 After this the unit is operational 10 2...

Page 9: ...int ASP determines at which measured value the output signal is 4 mA or 0 V The analogue end point AEP determines at which measured value the output signal is 20 mA or 10 V Minimum distance between AS...

Page 10: ...unit signals via the switching output OUT1 that a set limit level has been reached or that the level is below the limit value For the output the following switching functions can be selected Hysteresi...

Page 11: ...and housing can be rotated without restriction This enables easy instal lation and orientation of the head of the unit after installation Safe state In case of a fault a safe state can be defined for...

Page 12: ...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 rod lengths 70 cm the rod can be considerably deflecte...

Page 13: ...t exceed 40 mm d d h The maximum level must not ex ceed the limit of the block distance BD 30 mm If it is exceeded by more than 10 mm malfunctions can occur Remedies arrange for a spout in stall the u...

Page 14: ...tall 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 an...

Page 15: ...west opening of the coaxial pipe must be below the minimum level Installation of the probe 6 2 Rod and coaxial pipe are not included in the scope of delivery They must be ordered separately 3 Items su...

Page 16: ...aling 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...

Page 17: ...sertion 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 hole C A B C LK...

Page 18: ...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 rod lengths 70 cm and in case of...

Page 19: ...d tank wall 80 mm higher for rod lengths 70 cm and in case of heavy soiling 6 1 1 When installed in plastic tanks there may be deterioration caused by electromagnetic interference Remedy Apply a metal...

Page 20: ...areas especially if the tank is under pressure Tighten the fixing screws sufficiently Screw the unit in the flange plate and tighten firmly Make sure that the supplied sensor seal A is correctly posit...

Page 21: ...ed in the following table Overcurrent protection Wire cross section control circuit Maximum nominal current of the protective equipment AWG mm2 A 22 0 32 3 20 0 52 5 18 0 82 7 16 1 3 10 14 2 1 20 12 3...

Page 22: ...D 7 not used LED 8 yellow output 1 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 b...

Page 23: ...23 UK Menu 9 Menu structure 9 1 M 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 M S cm inch S S 15s M S M M M S M M S M M S M M S...

Page 24: ...ement 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 FOU1 Response of OUT1 in case of a fault F...

Page 25: ...param eter flashes for 5 s After 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...

Page 26: ...ent unintentional settings 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 paramet...

Page 27: ...er 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 Entering the type of probe used 10 2 3...

Page 28: ...he value of the set offset Setting of output signals 10 5 Setting of the output function for OUT1 10 5 1 Select OU1 and set the switching function Hno hysteresis function NO Hnc hysteresis function NC...

Page 29: ...h 4 mA 0 V is pro vided Select AEP and set the measured value at which 20 mA 10 V is provided Response of the outputs in case of a fault 10 5 7 Select FOU1 FOU2 and set the value on the switching outp...

Page 30: ...dge of the of process connection to the rod end Round up the measured value step increment 0 5 cm 0 2 inch Select LEnG and set the value setting range 10 0 160 0 cm 4 0 63 0 inch Approach for coaxial...

Page 31: ...umerical value LED 1 Current level in cm Numerical value LED 2 Current level in inch Numerical value LED 3 Current level in of the final value of the measuring range LED 8 Switching status of the corr...

Page 32: ...out a reset Installation conditions were not adhered to Follow the instructions in chapter 6 Installation Block distance exceeded by more than 10 mm Lower the level follow the instructions in chapter...

Page 33: ...erating states 11 5 OUT1 OUT2 Initialisation OFF OFF Normal operation 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 4 mA 0 V...

Page 34: ...status LEDs 3 programming buttons 4 seal cm inch min max min max L probe length 10 160 4 0 63 A active zone 6 4 L 4 L 6 2 4 1 6 L 1 6 L 2 4 I1 inactive zone 1 3 1 2 I2 inactive zone 2 1 3 0 4 1 2 The...

Page 35: ...eviation cm 1 0 Switch point accuracy cm 1 5 0 5 A Repeatability cm 0 5 Max speed of the level change mm s 100 Dielectric constant medium 2 Max tank pressure bar 1 4 Housing materials stainless steel...

Page 36: ...tion of oils and oil based media rP1 FL1 is always smaller than SP1 FH1 If the value for SP1 FH1 is reduced to a value rP1 FL1 the position of rP1 FL1 also shifts If rP1 FL1 and SP1 FH1 are close toge...

Page 37: ...t 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 Remove separation layers at regular interva...

Page 38: ...Hnc OU2 I OFS 0 0 dr1 0 0 FOU1 OFF FOU2 OFF dFo 0 ASP 1 0 AEP AEPmax 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 entere...

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