INSTALLATION and PROGRAMMING MANUAL
Contents
1. e For grounding the unit either use the grounding screw terminal on the outside of the housing or use a three wire mains cable connecting the third wire to the internal Lig i grounding screw terminal g 85 255V AC 10 5 28V AC 10 5 40V DC e Three wire installation is also possible for the 24 V DC versions by connecting the terminals 1 and 6 In this case the galvanic isolation is not provided e The unit may be damaged by electrostatic discharge EDS via terminal thus apply the precautions commonly used to avoid electrostatic discharge 71 EchoTREK Compact Ultrasonic Level Transmitters 5 PROGRAMMING The EchoTREK will be delivered with the following Factory Default Current output display and bargraph LEVEL 4 mA assigned to the minimum level 0 20 mA assigned to the maximum level 10096 Error indication by the current output hold last value Damping 60 sec for liquids 300 sec for solids The device can be programmed in two ways Touch Magnet Programming by the supplied magnetic screwdriver with level transmitters for liquids only see 5 1 Assignment of the levels to the 4 and 20 mA current output relay switch differential both with an accuracy of 20 mm error indication by the analogue signal and damping can be set With the SAP 100 programming module see 5 2 All features of the device can be set such as measurement c2. fnorundng f 39 jr aa a Jl 9W c a 5S T GNU FACTORY DEFAULT 0 EchoTREK Compact Ultrasonic Level Transmitters The resolution depending on the distance can be considered as a kind of rounding that will be contained in all further value of level volume or volume flow calculated Therefore if programmed for DIST or LEV measurement the setting of PO3 is irrelevant Obviously the decimal position will be shifted with increasing value displayed See table at the left Values over one million will be displayed in exponential format whereas the value e represents the exponent Over the value of 1x10 Err4 overflow will be displayed A couple of millimetres of fluctuation of the basic DIST value e g due to waves will be enlarged by the mathematical operations This enlarged fluctuation in displaying VOL or FLOW can if disturbing be avoided by rounding to be set in P03 Rounding value 2 5 10 etc represents the steps by which the calculated value will be changed in its one or two last digit s Examples P0321 steps by 2 1 000 1 002 1 004 P03 5 steps by 50 1 000 1 050 1 100 or 10 00 10 05 0 10 10 0 10 15 0 the 0 from the steps 50 100 150 etc will not be displayed 26 27 Max measuring distance of the device B o ao 5 o E gt E 4 uL W Q Max measurement range of the device Min meas distance dead band DEFAULT value of P05 Max measuring d
3. Distance assigned to 20 mA 4 Remove magnet when all LEDs are off OOO Programming completed Pan Use level in tank or a fix target e g the wall Programming relay switch on point the level where relay becomes energised Place the EchoTREK at a distance to the target corresponding to the required switch on point Do not forget to check valid Echo Action LED indication 1 Place magnet to symbol A 900 Programming mode 2 Place magnet to symbol B and OO Programming in progress 3 Hold magnet to symbol B CO Programming in Progress 4 Place magnet to symbol A QOO Programming in Progress 5 Remove magnet when all LEDs are off OOO End of Programming Pm Use level in tank or a fix target i e the wall Programming relay switch off point the level where relay becomes de energised Place the EchoTREK at a distance to the target corresponding to the required switch off point Do not forget to check valid Echo Action LED indication 1 Place magnet to symbol A O Programming mode 2 Place magnet to symbol B and O O Programming in progress 3 Hold magnet to symbol B O Programming in progress 4 Keep holding magnet to symbol B OO Programming in progress 5 Remove magnet when all LEDs are off OOO End of Programming dipl Use level in tank or a fix target
4. Enter the actual measured value displayed as P04 Values of the maximum measuring distance will be in accordance with the table below Engineering unit Display format pm XeXxoxx XXX OF XXX X EchoTREK Compact Ultrasonic Level Transmitters 28 P05 Minimum measuring distance Close end blocking The EchoTREK will not accept any echo within the blocking distance set here Automatic Close end blocking Automatic Dead Band control By using the factory default value the unit will automatically set the smallest possible close end blocking distance i e the dead band Manual close end blocking Manual close end blocking would be used for example to block out the echo originating from the bottom rim of a stand off pipe or from any object protruding into the ultrasonic cone near to the transmitter By entering a value higher than the factory default the minimum measuring range will be extended and fixed to the specified value To display factory default of the minimum measuring distance press NEXT DOWN EchoTREK Factory default of the minimum measuring distance dead band Level transmitters with PP or PVDF with PTFE transducers with stainless Steel for liquids transducers m ft trends m ft m ft 2 085 s 853 osoa som ss as sm oma 9s su hs 8 sm e m2 FACTORY DEFAULT automatic dead band control 29 EchoTREK Compact Ultra
5. See chapter 6 1 P01 e g mm SS ENTER v UP res fr 3 seconds POONG xs PG DOING AER XII NETO DONG Screens Actions 4 mA xxxx level value assigned to 4 mA current output Manual set required value by UP DOWN NEXT keys and save it by the key ENTER Automatic use the GET LEVEL function UP DOWN to obtain actual measured value with level in 4 represents the output signal tank or a fix target e g wall GET LEVEL functions only if ECHO LED is lit and save it as above x level value to be assigned DEFAULT 0 m 0 Empty tank 20 mA xxxx Level value assigned to 20 mA current output Manual set required value by UP DOWN NEXT keys and save it by the key ENTER Automatic use the GET LEVEL function UP DOWN to obtain actual measured value with level in 20 represents the output signal tank or a fix target e g wall GET LEVEL functions only if ECHO LED is lit and save it as above X level value to be assigned DEFAULT max level max measuring distance dead band 100 Full tank See chapter 5 1 P04 P05 EchoTREK Compact Ultrasonic Level Transmitters 20 5 2 5 QUICKSET Recommended as a simple and fast way to start up EchoTREK QUICKSET programming is aided by 8 screens to set the 8 basic parameters of the device if the required application is uncomplicated level metering recommended for liquids only The instructions
6. 40 P41 45 Flume weir dimensions See next pages FACTORY DEFAULT 0 P46 Distance between transducer face and level of Q 0 P46 is always the distance between the transducer face and the level where the volume flow is 0 FACTORY DEFAULT 0 Flume Weir Dimensions P40 00 Nivelco Parshall flumes GPA1P1 GPA 1P9 ax For further details see the Manual of the Parshall flume l 08 e d _ S Sensor Sensor arto o ul P40 09 General Parshall flume M 0 305 P42 width 2 44 l _ 0 026 KR t P g Q m3 s 0 372 P42 h 0 305 1 569 s n s P42 sm K ur T 25 lt P42 Zz Qlmils K P42 ht erect r P 2 3 A gt 41 EchoTREK Compact Ultrasonic Level Transmitters P407 10 Palmer Bowlus D 2 flume L Q m 3 s f h1 P41 P4125 where h1 m h P41 10 P04 P46 h P40 11 Palmer Bowlus D 3 flume L Q m3 s f h1 P41 P4125 where h1 m h P41 10 P04 P46 h P40 12 Palmer Bowlus Rectangular flume NI Q m 3 s C P42 h 5 where C f P41 P42 P04 P46 h EchoTREK Compact Ultrasonic Level Transmitters 42 43 P407 13 Khafagi Venturi flume Q m s P42 1 744 h 5 0 091 h25 e Sensor v Sensor hb P46 5 i ees P40 14 Bottom step weir 0 0005 lt Q m s lt 1 0
7. Number of of echoes detected by the system Entering echoes in this parameter will save the actual echo the echo map NEXT map and the distance and amplitude of v Y these echoes can be read out one by one Y NN To move the Measuring Window manually 70 XX gq ENTER yy dui M NEAT yy iur to one of the echoes displayed in the Echo distance amplitude Map 1 Select an echo in the Echo map YY serial number UP DOWN UP DOWN display should indicate the distance of the of the echo 4 Y selected echo Sn eee E pum E 2 Press the UP DOWN keys xx value of xxxx NEXT aq Wi oe display will indicate Set BESSER ae l Capi quc Ec ERE E H 3 The selected echo is loaded into the P33 parameter see P33 ENTER P71 Distance of the of Measuring Window read out parameter P72 Amplitude of the Echo in the Measuring read out parameter P73 msec Echo Position time read out parameter P74 Signal To Noise Ratio read out parameter Measurement conditions Excellent Between 70 and 30 Under 30 Unreliable P75 Blocking Distance The actual close end blocking distance is displayed Provides useful information if automatic blocking was selected in P05 47 EchoTREK Compact Ultrasonic Level Transmitters 6 9 Additional Open Channel Flow Metering Features P76 LEV Head of flow The Headwater value can be checked here This is the h value in the formula for flow calculatio
8. Specific gravity Manual echo selection N A N A N A NA NA NA Tank silo shape Appliances formula data Tank silo dimensions Flume weir dimensions Tank silo dimensions Flume weir dimensions Tank silo dimensions Flume weir dimensions Tank silo dimensions Flume weir dimensions Tank silo dimensions Flume weir dimensions Dist btw transducer face and level of Q 0 Linearisation Linearisation table NA 52 P50 P51 P52 P53 P54 P75 47 Blocking Distance P76 48 Head of flow P77 48 TOT1 volume flow totaliser resetable P78 48 TOT2 volume flow totaliser non resetable P79 NA P55 A P80 48 Current output test P56 A P81 48 Relay test P57 A P82 NA P58 A P83 NA P59 NA P84 49 Simulation Mode P60 46 Overall operating hours of the unit P85 49 Cycle time for simulation P61 46 X Time elapsed after last switch on P86 49 Simulated low level value P62 46 Operating hours of the relay P87 49 Simulated high level value P63 46 Number of switching cycle of the relay P88 N A Z2Z222222Z22Z22 gt gt gt gt gt gt gt D gt P64 46 Actual temperature of the transducer P89 N A P90 NA P91 NA P92 NA P93 NA P94 NA P95 NA P96 NA P65 46 Maximum temperature of the transducer P66 46 Minimum temperature of the transducer P67 NA P68 NA P69 NA P70 47 Number of Echoes Echo Map P71 47 Distance of the of Measuring Window read out parameter P72 47 Amplitude of the Echo in the
9. The following table contains the sound velocity of various gases measured on 20 C Gases Sound Velocity mis Acetaldehyde 252 8 Acetylene 08 ZE N o 319 1 0 e 51 EchoTREK Compact Ultrasonic Level Transmitters o o N oa A C N U x P20 P21 P22 P23 P24 Page 24 25 25 26 28 29 30 31 31 31 32 32 32 32 33 34 34 Description Application Engineering Units Measurement Mode Calculation units Values Displayed Rounding Maximum measuring distance Minimum measuring dist Close end blocking Far end blocking NA NA NA Value assigned to 4 mA current output Value to 20 mA current output Error indication by the current output Relay function Relay parameter Setpoint value Relay parameter Setpoint value Relay parameter Pulse rate NA NA NA Damping NA Dome top tank compensation Angle of repos only for free flowing solids Target tracking speed EchoTREK Compact Ultrasonic Level Transmitters Par P25 P26 P27 P28 P29 P30 P31 P32 P33 P34 P35 P36 P37 P38 P39 P40 P41 P42 P43 P44 P45 P46 P47 P48 P49 Page 35 35 35 36 36 36 37 37 37 39 40 39 40 39 40 39 40 39 40 39 40 41 45 45 Description Selection of Echo in the measuring window Level elevation rate filling speed Level descent rate emptying speed Echo loss handling Blocking out of object 1 Blocking out of object 2 Sound velocity at 20 C
10. a LL gy LL a Lg Lg t PROG RELAY T1 T2 22 FAIL NEXT ndi io dio DOWN con 9 RELAY ECHO Field indication LED indication Depending on the measuring mode see P01 in Chapter 5 2 3 the following values can be displayed relevant symbol is lit ECHO LED f LED is lit as long as the device receives a valid echo signal e Distance e Level RELAY LED e Volume LED is lit when relay is energized e Flow e TOT1 and TOT2 COM LED e Error code if FAIL is blinking LED is lit during communication To scroll through the displays above press NEXT 9 repeatedly Remote control To display transducer temperature press UP 9 C F To display current output value press DOWN 19 EchoTREK Compact Ultrasonic Level Transmitters 5 24 Current Output Scaling This programming mode is the simple and fast way to modify the scaling of the current output For changing all parameters other than those assigned to 4 and 20 mA use either the QUICKSET 5 2 2 or the Full Parameter Access 5 2 3 Current Output Scaling mode is useful for re scaling i e for modifying of the minimum and maximum level assigned to the output signals 4 and 20 mA if other than the factory default Current Output Scaling is aided by 2 screens for setting The instructions for this programming can also be found below the screw cover on the front panel of the EchoTREK Note For this programming the EchoTREK has to be in level measurement mode
11. and bargraph Custom LCD Ambient temperature 25 C 60 C Housing material PBT fibre glass reinforced plastic flame retardant DuPont 5 EchoTREK Compact Ultrasonic Level Transmitters Dimensions of EchoTREK for liquids EchoTREK SLEILI 39L1 L1 PP PVDF PTFE EchoTREK SLILI 38LI L1 PP PVDF PTFE EchoTREK SLILI 37L1 L1 PP PVDF PTFE 2 pcs Pg16 2 pcs Pg16 2x NPT1 2 2x NPT1 2 or NPT 1 1 2 BSP length 15 BSP length 15 NPT length 22 NPT length 22 BSP length 15 NPT length 22 2pcs Pg16 mui ai 2pcs Pg16 2xNPT4I2 NL N 2xNPT1 2 DIN DN80 PN16 ANSI 3 150 psi JIS 10K 80A DIN DN125 PN16 DIN DN150 PN16 ANSI 5 150 psi ANSI 6 150 psi BIS 10K 125A JIS 10K 150A EchoTREK Compact Ultrasonic Level Transmitters 6 EchoTREK SLIS 36L1 L1 St St EchoTREK SOS 340 0 St St EchoTREK SLIS 32L1 E1 St St 2pcs Pg16 2xNPT 1 2 DIN DN80 PN16 DIN DN125 PN16 ANSI 3 150 psi ANSI 5 150 psi DIN DN150 PN16 ANSI 6 150 psi 3 2 Data of EchoTREK for free flowing solids General data Special data Dimensions Under development 3 3 Accessories 2xPg16 cable gland Magnetic screwdriver for Touch Magnet Programming Installation and Programming Manual 7 EchoTREK Compact Ultrasonic Level Transmitters 4 INSTALLATION 4 1 Liquid Level Measurement POSITION The optimal position of the EchoTREK is between 1 2 radius and 2 3
12. of this programming mode are also to be found below the screw cover on the front panel of the EchoTREK The DEFAULT of the Current output Display and Bargraph is LEVEL This can be modified only in the Full Parameter Access mode see 5 1 P01 m og ENTER DOWN a press for 3 seconds Enter or exit QUICKSET programming mode UP DOWN Increase decrease blinking digit or scroll up down NEXT 9 Move left with the blinking digit LITE emus IEEE IET S DOG See next page for details 21 EchoTREK Compact Ultrasonic Level Transmitters Screens Actions APplication xx select EU European for metric or US for US engineering units Use UP 4 DOWN keys yy indicating Li for liquids or So for solids level measurement can not be changed DEFAULT EU H xxxx maximum measuring distance Distance between transducer face and tank silo bottom Manual set value Use UP DOWN NEXT keys and save it by ENTER Automatic use the GET LEVEL function UP DOWN to obtain actual measured value with level in tank or a fix target i e wall GET LEVEL functions only if ECHO LED is lit and save it as above DEFAULT maximum measuring distance m see Technical Data Table 4 mA xxxx level value assigned to 4 mA current output Manual set level value by UP amp DOWN NEXT keys and save it by ENTER Automatic use the GET LEVEL fu
13. protection Contact SPDT NO NC 250 V AC 3A Interface RS485 optional HART optional Display SAP 100 6 digits icons and bargraph Custom LCD 2x Pg16 and 2x NPT Wire cross section 0 5 2 5 mm Special data of EChoTREK for liquids with PP and PVDF transducers Type STLI 39L1 L1 STLI 38LT1 L1 sTO 370 0 STLI 36L1 L1 sTO 340 0 sTO 320 0 sBO 390 0 sBO 380 0 sBO 370 0 sBO 360 0 SBO 340 0 sBO 320 0 Maximum measuring 4 13 6 20 8 26 10 33 15 49 25182 distance m ft Min measuring distance 0 21 0 65 0 25 0 82 0 35 1 2 0 35 1 2 0 45 1 5 0 6 2 Dead band m ft Totalbeamange 3aa 9 1 7 9 T Measuring frequency 80 kHz 80 kHz 50 kHz 60 kHz 40 kHz 20 kHz 1 thread 2 thread 2 thread taken from the transducer face Special data of EchoTREK for liquids with PTFE and Stainless Steel transducers Type sTT 390 O0 STT 380 O0 sTT 370 0 sTs 360 O0 STS 34LI LI sTs 320 0 SBT 390 0 SBT 380 O SBT 370 0 sBs 360 0 sBs 340 0 sBs 320 0 Maximum measuring 3 10 5 16 6 20 7123 12139 15 49 distance m ft Min measuring distance 0 210 65 0 25 0 82 0 35 1 2 0 4 1 3 0 55 1 8 0 65 2 2 Dead band m ft Totalbeamange 3d 9 Fr FT Measuring frequency 80 kHz 80 kHz 50 kHz 60 kHz 40 kHz 20 kHz 177 thread 2 thread 2 thread Flush flange Flush flange Flush flange taken from the transducer face SAP 100 Programming Module Field indication 6 digits icons
14. the echo is lost when the tank silo is completely empty the indication will correspond to empty tank in all other cases echo loss indication will function according to the Delayed FACTORY DEFAULT 0 P29 Blocking out of object 1 P30 Blocking out of object 2 Up to two fix objects in the tank silo that disturb the measurement can be blocked out Enter the distance of the object from the transducer Use the Echo Map P70 to read out the precise distance of disturbing objects FACTORY DEFAULT 0 EchoTREK Compact Ultrasonic Level Transmitters 36 P31 P32 P33 37 Sound velocity at 20 C m sec or ft sec depending on PO0 c Use this parameter if the sound velocity in the gases above the measured surface differs largely from that of in air Recommended for applications where the gas is more or less homogeneous If it is not the accuracy of the measurement can be improved using the 32 point linearisation P48 P49 For sound velocities in various gases see section Sound Velocities FACTORY DEFAULT Metric P00 EU 343 8 m s US P00 US 1128 ft s Specific gravity If you enter value other than 0 of specific gravity in this parameter the weight will be displayed instead of VOL FACTORY DEFAULT 0 kg dm or Ib ft depending on POO c Manual echo selection by moving the Measuring Window A so called measuring window is formed around the echo signal See scheme on the next page The distance of
15. the target will be calculated from the flight time in accordance with the position of the measuring window Use this parameter if the EchoTREK unambiguously selects a wrong echo for example the echo reflected from the surface is much weaker than the interfering one s see figure beside and on next page Enter the distance of the correct echo and the software will move the measuring window and calibrate itself to the echo found there To determine the distance of the correct echo either use the Echo Map to load in a value from the Echo Map see parameter P70 or measure the distance with an appropriate N device and enter this value in P33 If this parameter has been used P33 is not 0 its value will be continuously updated with the valid echo position This means that in case of a power loss the EchoTREK will restart the signal processing with the measuring window at the last updated position To switch off this function set P33 0 FACTORY DEFAULT 0 EchoTREK Compact Ultrasonic Level Transmitters 0 Week echo Disturbing echo Received from the surface Eg 5 2 m signal amplitude Eg 3 85 m measuring window _ Window locked on the disturbing echo Displayed DIST signal comp value of the disturbing echo flight time Window signal comp Measuring Window finds the echo from the surface Window Displayed DIST signal comp The value is correct EchoTREK Compact Ultrasonic Level Tr
16. 0 dcha Secret Code E E 0000 E Secret Code deleted EchoTREK Compact Ultrasonic Level Transmitters T ERROR CODES Contact local agen No Echo Echo loss No echo received no reflection or 2 Contact ocal agen C E Overflow Error description Causes and actions to be done Code Code referring to sensor error or improper Verify sensor for correct operation and check for installation mounting level in the dead band correct mounting according to Users Manual The measurement is at the reliability threshold only for Re aim the sensor or try to find a better location free flowing solids level measurement No signal received within the measuring range Review programming also look for installation specified in P04 and P05 mistake Linearisation table error there are two same L i data in See the Section Linearisation the table Linearisation table error the r i values are not See the Section Linearisation monotone increasing Linearisation table error measured Level is higher than See the Section Linearisation the last Volume or Flow data pair The checksum of the program in the EEPROM is wrong Contact local agent Break in the temperature sensor circuit Contact local agent Linearisation table error L 1 and L 2 are both zero See the Section Linearisation no valid data pairs EchoTREK Compact Ultrasonic Level Transmitters 50 SOUND VELOCITIES IN DIFFERENT GASES
17. 3 P42 m 15 0 1 h m 10 Q m s 5 073 P42 h 5 Accuracy 10 i Ha EE P407 15 Suppressed rectangular or BAZIN weir 0 001 lt Q m s lt 5 0 15 P41 m 0 8 0 15 P42 m 3 0 015 h m 0 8 Q m 3 s 1 7599 1 0 1534 P4 1 P42 h 0 001 5 Accuracy 1 P4 h P04 P40 16 Trapezoidal weir 0 0032 lt Q m 3 s lt 82 20 lt P41 lt 100 0 5 lt P42 m lt 15 0 1 lt h m lt 2 Q m s 1 772 P42 h 5 1 320 tg P41 2 h247 Accuracy 5 EchoTREK Compact Ultrasonic Level Transmitters P407 17 Special Trapezoidal 4 1 weir 0 0018 lt Q m3 s lt 50 0 3 P42 m 10 0 1 h m 2 Q m 3 s 1 866 P42 h15 Accuracy 3 P46 P04 P40 18 V notch weir 0 0002 lt Q m s lt 1 20 lt P42 lt 100 0 05 lt h m lt 1 Q m s 1 320 tg P42 2 h247 Accuracy 3 P40 19 THOMSON 90 notch weir 0 0002 lt Q m s lt 1 0 05 lt h m lt 1 Q m s 1 320 h247 Accuracy 3 P46 P04 P40 20 Circular weir 0 0003 lt Q m3 s lt 25 0 02 h m 2 Q m s m b D25 m 0 555 0 418h P41 P41 0 11 h Accuracy 5 P46 P04 EchoTREK Compact Ultrasonic Level Transmitters 44 6 7 32 Point Linearisation Curve P47 a P48 45 Linearisation Linearisation a i i 0o OFF FACTORY DEFAULT O1 ON Linearisation table
18. 300 sec P22 a Dome top tank compensation To reduce disturbing effect of possible multiple echos a Compensation Applied OFF In case the Echo TREK is mounted not in the centre of the top and the top is flat ON In case the EchoTREK is mounted in the centre of a tank with dome shaped top FACTORY DEFAULT 0 33 EchoTREK Compact Ultrasonic Level Transmitters P23 P24 a a Angle of repose repose formation only for free flowing solids applications This parameter provides information for the QUEST software for optimising the echo search pattern E Estimated angle of repose o No angle of repose default EE Below 15 a 2 Over 15 a The optimal setting of this parameter can be done with the help of checking the echo strength in the read out parameter P72 indicating the echo amplitude in dB The ideal setting of P23 is at which the parameter value in P72 becomes the best nearest 0 1 Set P23 for a 1 confirm it with E and switch to Measurement Mode then return to Programming Mode 2 Observe the change of echo amplitude in P72 and record an average value 3 Perform the above with the P23 7 2 setting prre 4 Finally set P23 with the value of a at which the amplitude value in P72 is nearest to 0 FACTORY DEFAULT 0 Target tracking speed a T TaWmee Rmk 0 Standard For most applications T qp ma O For fast chan
19. Echo EF 5 500 series compact ultrasonic level transmitters INSTALLATION and PROGRAMMING MANUAL 3rd edition Manufacturer NIVELCO Process Control Co H 1043 Budapest Dugonics u 11 Phone 36 1 369 7575 Fax 36 1 369 8585 e mail sales nivelco com http www nivelco com CONTENTS 1 INTRODUCTION 2 ORDER CODES 9 6 TECHNICAL DATA otra cicoconde Ric edicere Decided nna carr acre Drte da o e iced ra E LE De e Rd d 3 1 Data oF Echo TREK for liquides pt mira eoe atr br P m reir y het Yr ROO ethane 32 Data of EchoTREK for free flowing solids 33 ACCOSSONES 27 35 ihn ie Hte re 4 JNSTALLATION enne 4 1 Liquid Level Measurement 4 2 Open Channel Flow Measurement 4 3 Free Flowing Solids Level Measurement 44 Elecincal Connection Behe ace t rae ter rn eet daten d deen ibe po ctr vet one e e oct e oe 5 PROGRAMMING T 5 1 Touch Magnet Programming only for level transmitters for liquids sse 5 2 Programming of the EchoTREK by the SAP 100 Programming Module seen 5 2 1 The SAP 100 Programming Module sse 5 2 2 Programming with the SAP 100 Programming Module 5 2 3 Indications of the SAP 100 Programming Module and the LEDs 5 2 4 Current Output Scaling ee 5 2 5 QUICKSET f 5 2 6 Full Parameter ACCeSS nn dt
20. L Hysteresis control pu Relay is energised if the measured or 2 calculated value exceeds the value set in P14 t gt e Relay is de energised if the measured or Roey Energised De i d calculated value descends under the value set enersise in P15 Relay is energised in case of Echo Loss Relay is de energised in case of Echo Loss COUNTER 10m3 P16 Used for open channel flow metering gt Time A 140 msec pulse is generated every 1 10 Relay Energised 100 1 000 or 10 000 m according to P16 De energised 200 msec FACTORY DEFAULT 2 P44 Relay parameter Setpoint value FACTORY DEFAULT 0 P15 Relay parameter Setpoint value FACTORY DEFAULT 0 P16 Relay parameter Pulse rate FACTORY DEFAULT 0 EchoTREK Compact Ultrasonic Level Transmitters M ra P14 P15 There is a need to set in level min 20mm hysteresis between P14 and P15 P16 0 1m P16 1 10 m P162 2 100 m3 P16 3 1 000 m P167 4 10 000 m 32 6 4 Measurement Optimisation P20 a Damping Use this parameter to reduce unwanted fluctuation of the display and output Damping LIQUIDS FREE FLOWING SOLIDS time None moderate Heavyldense fume or Granules Powders seconds fume or waves turbulent waves 22 3 mm 2 3 mm Recommended for testing only applicable not applicable not applicable recommended recommended FACTORY DEFAULT for Liquids 60 sec for Solids
21. Linearisation is the method of assigning requested calibrated or calculated level volume or flow to values measured by the transmitter It can be used for instance if the sound velocity is not known LEVEL LEVEL or in the case of vertical cylindrical tank LEVEL VOLUME etc Data pairs of the linearisation table are handled in a 2x32 matrix consisting of two columns Left column L Right column r LEVEL measured LEVEL or VOLUME or FLOW to be transmitted and displayed The left column values indicated on the display as L contain the measured LEVEL values The right column values indicated on the display as r contain the calibrated values and are interpreted according to the selected measurement value in P01 a Number of Address LEVEL LEVEL P programmed data Serial number Left Measuremen Right VOLUME p oa j pairs in the table of the data pair column value column FLOW Y ENTER LaS o Y Enter table Y 2 Y 2 Y Y Y 48 xx yyixex LENTER iyxxx ENTE rixxxx ENTER ENTER DOWN Exit table UP DOWN NEXT UP DOWN Enter values sifu i h IE UP E DOWN i Copy present measurement YY XXXX j ENTER UP MEN X ad Copy value of previous address NEXT DOWN Load a 0 to close table NEXT UP Cancel modification of this data EchoTREK Compact Ultrasonic Level Transmitters Conditions of correct programmi
22. Measuring read out parameter P97 48 Software code P98 NA P99 49 Access Lock by Secret Code P73 47 Echo Position time read out parameter P74 47 Signal To Noise Ratio read out parameter 53 EchoTREK Compact Ultrasonic Level Transmitters Compact Ultrasonic Level Transmitters NIVELCO Process Control Co sba3801a0600p 03 20 November 2000
23. ansmitters 38 6 5 Volume Calculation P40 ba Tank silo shape Tank silo shape Also to be set Standing cylindrical tank shape value of b as below bottom P40 b P41 Standing cylindrical tank silo with conical bottom P41 P43 P44 Standing rectangular tank silo with chute P41 P42 P43 P44 P45 Lying cylindrical tank shape value of b as bellow bottom P40 b P41 P42 Spherical tank FACTORY DEFAULT 00 P41 45 Tank silo dimensions Standing cylindrical tank silo Standing cylindrical tank silo Standing rectangular tank silo with hemispherical bottom with conical bottom with or without chute EM E If no chute P04 P41 P04 P41 P43 P44 and P45 0 Y Y Y Y b 0 b 1 gt P40 b 3 b 2 Pag Lying cylindrical tank P40 b 3 b 2 b 1 b 0 P04 P04 P41 P42 39 EchoTREK Compact Ultrasonic Level Transmitters 6 6 Volume Flow Measuring P40 ba Appliances formula data Appliances formula data Also to be set Calculation formula Qmin l s Qmax I s Pim aa Ea w o BELTS re w w Pas amp GemedPARSHALum Pi P w n EE a 5 5 a a Pu6 PA Pi P4 P46 Pa P42 P46 Pa Pu6 Pa Pa6 Pa PAD Trapezoidal weir P46 P41 P42 Special trapezoidal 4 1 weir P46 P42 P46 Pa THOMSON 90 notch weir P46 Pa6 pi General flow formula Q l s 1000 P41 h 42 h m P46 P41 P42 EchoTREK Compact Ultrasonic Level Transmitters
24. basis of all output signals of the EchoTREK Dead Band is a feature common to all ultrasonic level meters It is specified as Minimum measuring distance in the Technical Data Table EchoTREK Compact Ultrasonic Level Transmitters 2 2 ORDER CODES The order codes of the EchoTREK for liquids EchoTREK S 3 TYPE CODE TRANSDUCER HOUSING CODE RANGE OUNTING SUPPLY OUTPUT CODE Transmitter PP Aluminium BSP thread 0 85 to 265 VAC Transmitter with PVDF Aluminium NPT thread N 4 20 mA Relay local indicator PTFE Aluminium DN 80 2 4 20 mA HART Relay St St Aluminium DN 100 3 RS485 Relay PP Plastic DN 125 4 4 20 mA Relay limited pr PVDF Plastic DN 150 5 105 to 40 VDC PTFE Plastic DN 200 6 105 to 28 VAC St St Plastic 200 mm bracket K 4 20 mA Relay 500 mm bracket L 4 20 mAtHART Relay For measuring ranges of PTFE teflon and 700 mm bracket M RS48S Relay St St staninless steel versions see Technical Data table 4 20 mA Relay limited pr Process connections threaded with S__ 39_ 38 and 37 flange bracket or aiming kit with all other models Order code of the EchoTREK for free flowing solids EchoTREK S 3 Under development 3 EchoTREK Compact Ultrasonic Level Transmitters TECHNICAL DATA Data o
25. d valid echo 2 Attempted programming O blinking three times access denied access code active With use of SAP 100 see Chapter 5 2 P99 C blinking four times EchoTREK not in LEV meas mode With use of SAP 100 see Chapter 5 2 P01 3 Attempted programming 4 Programming of the relay C blinking alternately switch differential too small Set switch differential greater than 20 mm 15 EchoTREK Compact Ultrasonic Level Transmitters 5 2 Programming of the Echo TREK by the SAP 100 Programming Module The SAP 100 supports 3 separately accessible programming modes representing 3 layers of programming complexity depending on user choice PLUG IN PROGRAMMER Current Output Scaling 5 2 4 Recommended as a simple and fast way to modify the scaling of the current output QUICKSET 5 2 5 Recommended as a simple and fast way to set up the EchoTREK by 8 basic parameters This menu driven programming mode supports the following basic settings Engineering unit for the display Metric or US Maximum measuring distance Assignment of min level to 4mA Assignment of max level to 20mA Error indication by the current output Damping time Assignment of level to energising of the relay Assignment of level to de energising of the relay Full Parameter Access 5 2 6 All features of the EchoTREK can be accessed by parameter addresses Example e Measurement configuration Ou
26. dca edet I T ean tle edere ee ie depre ee ed e o E AN A ATA N 6 PARAMETERS DESCRIPTIONS AND PROGRAMMING eeeeeerere rennen nennen tnnnnanin in tn inta totas a ansa satanas ao soa 6 1 Measurement Configuration 6 2 Current Output 6 3 RH C ERR 6 4 Measurement Optimisation i rd te PER ERR Fi PUE HR FQ FLIEGEN re aa a haat inti bee Fe RP e PEERS 6 5 Volume Calculation nb ina ERE EER REESE YER REY CERE ERUNT CERRAR SHEER 6 6 Volume Flow Measuring s s Pet tne Pot tata ste b Sinha 6 7 32 Point Linearisalion CUNE iiae tpe tees tangere dere ded ee ede eee egere ede deste teen depre ere dare Pero iea 6 8 Informational Parameters uini n otto pe due p c e a tarde ct de b Deb ba Ob LR tdt 6 9 Additional Open Channel Flow Metering Features sss esses teinte tette tette ta ttt tantae t stetit tita 6 10 Test Paramelers s em e Ub ELM T M TEM EIU Mee Me 6 11 Simulation MOde i tre ae ere en rne ie a e era Sods re re de dete E ent 6 12 Access Lock 7 ERROR CODES SOUND VELOCITIES IN DIFFERENT GASES 1 eene nnne nn neri n i d o E II 02 1 EchoTREK Compact Ultrasonic Level Transmitters Thank you for choosing a NIVELCO instrument We are sure that you will be satisfied throughout its use 1 INTRODUCTION Application The EchoTREK compact ultrasonic level transmitters from NIVELCO are an A Total beam angle of 5 7 at 3 dB as is featured by most of excellent tool for th
27. diameter of the cylindrical tank silo Take also sonic cone on page 1 into consideration PARALLELITY 20 58 TEMPERATURE The sensor face has to be parallel to Z Make sure that the transmitter will the surface of the liquid within 2 3 be protected against overheating by direct sunshine EchoTREK Compact Ultrasonic Level Transmitters OBSTACLES Make sure that no in flow path or objects e g cooling pipes ladders bracing members thermometers etc or no tank wall of the ragged surface protrude into the sensing cone of the ultrasonic beam Although up to two fix objects in the tank silo that disturb the measurement can be blocked out by the appropriate programming of the EchoTREK FOAM Foaming of the liquid surface may render ultrasonic level metering impossible If possible a location should be found where foaming is the smallest the device should be located as far as possible from liquid inflow or a stilling pipe or well should be used FUME VAPOUR In case of closed tanks containing chemicals or other liquids creating fume gases above the liquid surface especially for outdoor tanks exposed to the sun a strong reduction of the nominal measuring range of the ultrasonic device is to be considered during device selection Devices with lower measuring frequency 40 20 kHz are recommended depending on the range WIND An intensive moving of the air gas in the vicinity of the ultrasonic cone is to b
28. dress Press NEXT to move the blinking of the digit to the left Press UP to increase value of the blinking digit Press DOWN to decrease value of the blinking digit Double key pressing Short overview for details see in 5 2 4 5 2 5 and 5 2 6 Press the two keys simultaneously for desired programming step Enter into or quit programming modes Basic steps while parameter address is blinking Basic steps while parameter value is blinking Current output scaling A B A B E 5 lt 3 E NOS s 2 QS z a NS a g T ae 9 D can amp 5 5 AS P a e ao v e Return to default V Display default value LOAD will be displayed cancellation immediately active CANCEL will be displayed Notes If the parameter value is not accessible i e the parameter address keeps blinking after pressing ENTER e he parameter is either a read out type or e he secret code prevents the modification see P99 If the modification of the parameter value is not accepted i e the parameter value keeps blinking after pressing ENTER amp e the modified value is either out of the range or e the code entered is not valid for this parameter EchoTREK Compact Ultrasonic Level Transmitters 5 2 3 Indications of the SAP 100 Programming Module and the LEDs fi8f ff mn m3 m cm ENTER Dist LEV VOL FLOW mA UP DI EISETS ET ETE jaf ful jw jw wf LL
29. e avoided A strong draft of wind may blow away the ultrasound Devices with lower measuring frequency 40 20 kHz are recommended STAND OFF PIPE The structure of the stand off pipe should be rigid the inner rim where the ultrasonic beam leaves the pipe should be rounded L 200 250 300 90 200 350 500 For values consult your distributor Models of S 32 with plastic transducer must not be installed in stand off pipes since its transducer face has to protrude into the tank EchoTREK Compact Ultrasonic Level Transmitters For ultimate accuracy install the sensor as close as possible above the expected maximum water level see minimum measuring range Install the device upstream in a place defined by the characteristics of overflow and metering channel along the longitudinal axis of the flume or weir In case of Parshall flumes supplied by NIVELCO the location of the sensor is marked From the point of view of measurement accuracy the length of the channel sections preceding and following the measuring flume and their method of joining to the measuring channel section are of critical importance Despite of the most careful installation the accuracy of flow metering will be lower than that of specified for distance measurement It will be determined 4 2 Open Channel Flow Measu
30. e level measurement of liquids and free flowing solids Nivelco s SenSonic transducers ensuring a reliable measurement in Level measurement technology based on the non contacting ultrasonic principle narrow silos with uneven side walls as well as in process tanks with is especially suited for applications where for any reason no physical contact various protruding objects Furthermore as a result of the narrow beam can be established to the surface of the material to be measured angle the emitted ultrasonic signals have an outstanding focusing Such reasons may include corrosive attack by the process medium against the deep penetration through gases vapour and foam is ensured measuring device material acids possible contamination sewage or particles of the process medium adhering to the measuring device adhesive materials Principle of Operation 5m ES qu The Diameters The ultrasonic level metering technology is based on the principle of measuring i corresponding to the time required for the ultrasound pulses to make a round trip from the sensor tom tte 5 beam angle to the level to be measured and back The sensor emits an ultrasonic pulse train and receives the echoes reflected The intelligent electronic device processes 15m C 1 66 cm the received signal by selecting the echo reflected by the surface and calculates from the time of flight the distance between the sensor and the surface which 20m r 88 omni constitutes the
31. f EchoTREK for liquids General data Product name Product description Transducer materials Housing material Process temperature Ambient temperature Pressure Absolute Seals Mechanical protection Power supply Consumption Accuracy Resolution Outputs Electrical connections Eecica pleco Under optimal circumstances of reflection and stabilised transducer temperature EchoTREK Compact Ultrasonic Level Transmitters 4 EchoTREK ST SB 300 series Compact type ultrasonic level transmitter Polypropylene PP Kynar PVDF Teflon PTFE Stainless Steel DIN 1 4571 AISI SS316Ti Plastic PBT fibre glass reinforced flame retardant DuPont Aluminium Powder paint coated PP PTFE and PVDF versions 30 C 90 C Stainless Steel versions 30 to 100 C 120 for max 2 hours 30 C 60 C with SAP 100 25 C 60 C If necessary protect the device from over heating by direct sunshine 0 3 3 bar 0 03 0 3MPa Stainless steel versions 0 9 1 1 bar 0 09 0 11 MPa PP transducer EPDM All other transducer versions FKM Viton Sensor IP68 submersible Housing IP67 NEMA 6 High voltage version 85 255 V AC 6 VA Low voltage version 10 5 40 VDC 3 6 W 10 5 28 V AC 4 VA 0 2 of the measured distance plus 0 05 of the range 2m 1mm 2 5 m 2 mm 5 10 m 5 mm gt 10 m 10 mm Analogue 4 20 mA 600 Ohm galvanically isolated secondary lightning
32. ging level Special Only for special applications measuring range is reduced to 5096 of the nominal value The measuring window is inactive and the EChoTREK will respond practically instantly to any target Recommended to fast target tracking but usually not applicable for level metering FACTORY DEFAULT 0 EchoTREK Compact Ultrasonic Level Transmitters 34 P25 a P26 m h P27 m h 35 Selection of Echo within the measuring window A so called measuring window is formed around the echo signal The position of this measuring window determines the flight time for calculation of the distance of the target the picture below can be seen on the test oscilloscope Received signal amplitude t ultrasound flight time Some applications involve multiple target disturbing echoes even within the measuring window Basic echo selection will be done by the Quest software automatically This parameter only influences the echo selection within the measuring window Echo in the window to be selected 0 MWMith the highest amplitude For most applications both with liquids and solids First one For liquids applications with multiple echoes within the Measuring Window 2 Lagestone Recommended for certain free flowing solids applications FACTORY DEFAULT 0 Level elevation rate filling speed Very heavy fuming Level descent rate emptying speed Very heavy fuming Use these parameters to provide additional
33. i e the wall Please note that the smallest switch differential achievable with magnet programming is 20 mm EchoTREK Compact Ultrasonic Level Transmitters 14 Error indication by the current output Check valid echo as above Action LED indication 1 Place magnet to the symbol A 090 Transmitter in programming mode 2 Place magnet to the symbol B repeatedly to select the required error indication mode OO Hold last value OOO 3 6 mA OOO 22 mA 3 Place magnet to the symbol A OOO Programming completed Damping Check valid echo as above Action LED indication 1 Place magnet to the symbol B O Transmitter in programming mode 2 Place magnet to the symbol A repeatedly to select the required damping OO 10 sec OOO 30 sec OOO 60 sec 3 Place magnet to the symbol B OOO Programming completed Reset to factory default Action LED indication 1 Place magnet to the symbol B O Programming mode OO Reset in progress 2 Place magnet to the symbol A and 3 Hold magnet to the symbol A OOO Reset in progress 4 Remove magnet when all LEDs are off OOO End of programming Error indications during programming by LEDs Action LED status error indicated Correction 1 Attempted programming C blinking twice No Echo Fin
34. imulation Mode cx Simulation type e No simulation P87 FACTORY DEFAULT The level changes continuously up and down between the level values set in Me P86 and P87 with a cycle time set in P85 P86 zs Static level simulation the level will be the value set in P86 2 e P 5 sec The simulation levels must be within the programmed measuring range P04 and P05 Cycle time for simulation Simulated low level value Simulated high level value To start the simulation mode return to the measurement mode While the EchoTREK is in simulation mode the DIST LEV or VOL symbol will be blinking To quit the simulation mode set P84 0 6 12 Access Lock P99 dcba 49 Access Lock by Secret Code The purpose of this feature is to provide protection against accidental or intentional re programming of parameters The Secret Code can be a numeric value other than 0000 Setting a Secret Code will automatically be activated when the EchoTREK is returned to the Measurement Mode If the Secret Code is activated the parameters can only be viewed this is indicated by the a flashing colon between the parameter address and the parameter value In order to program the device locked by a secret code first enter the Secret Code in P99 The Secret Code is re activated each time the EchoTREK is returned to Measurement Mode To delete the Secret Code enter the Secret Code in P99 After confirming it with E re enter the parameter P99 and enter 000
35. ir data therefore the measurement values will not be influenced in any way by the far end blocking value FACTORY DEFAULT 0 EchoTREK Compact Ultrasonic Level Transmitters 30 6 2 Current Output P10 P11 P12 31 Value of distance level volume or flow assigned to 4 mA current output Value of distance level volume or flow assigned to 20 mA current output Values are interpreted according to P01 a Please note that in case of programming for LEV or VOL measurement the min and max value has to be entered in the relevant engineering units of LEV m ft or VOL m3 ft3 Assignment can be made so that the proportion between the change of the measured or calculated process value and the change of the current output be either direct or inverse E g lev 1m assigned to 4mA and lev 10m assigned to 20mA represents direct proportion and lev 1m assigned to 20mA and lev 10 m assigned to 4mA represents the inverse proportion FACTORY DEFAULT P10 Olevel max distance P11 maxlevel min distance Error indication by the current output In case of error the EchoTREK will provide one of the current outputs below For errors and their indications see Chapter 7 gx Eu Error indication according to NAMUR 100 Hold last value 4 36m 3 Zm FACTORY DEFAULT 0 EchoTREK Compact Ultrasonic Level Transmitters 6 3 Relay Output P13 a Relay function Relay function DIFFERENTIAL LEVEL CONTRO
36. ist of the application UC i Close end blocking programmed value re ETE xd t of P05 2 DEFAULT value of P05 DIST distance measured Programmed measurement range of the NS A application LEV level calculed P04 DIST VOL volume calculated from DIST LEV programmed value of P04 P06 Far end blocking Basic conception and elements of the ultrasonic measurement EchoTREK Compact Ultrasonic Level Transmitters P04 Maximum measuring distance The maximum measuring distance is the only one parameter that has to be programmed for each application other than distance measurement mode The DEFAULT value of P04 see table below can also be displayed by double key pressing NEXT DOWN EchoTREK for quld m ft m ft S EUR RR RR NN sw ss 559 sw ws 75 su 56 se x 4 Keep in mind that LEVEL as the result of the measurement P04 programmed DISTANCE measured by the device Since the accuracy of level and all further calculated value depends on the accuracy of the max measuring distance of the application which is the distance between the sensor face and the tank silo bottom To obtain the best accuracy for a liquid level measurement measure this distance in the empty tank with the EchoTREK by using the GET LEVEL function press UP and DOWN keys simultaneously provided the bottom is flat
37. left UP 5 DOWN Modify the blinking digit increase decrease or scroll up down 23 EchoTREK Compact Ultrasonic Level Transmitters 6 PARAMETERS DESCRIPTIONS AND PROGRAMMING P00 cba Application Engineering Units Programming of this parameter will result in loading the factory default with the corresponding engineering units gem Operating measurement mode Display indication 0 Liquid level measurement tr o 1 Free flowing solids level measurement So Engineering units according to c Attention mind the sequence i Coming to this parameter the right po fm m value a will be blinking first Oi d om n o luem Calculation system L0 0 08 Metric O1 US j FACTORY DEFAULT 000 EchoTREK Compact Ultrasonic Level Transmitters 24 P01 P02 25 ba cba Measurement Mode Display current output and the switching points of the relays will be interpreted in the engineering units of the measured or calculated process value corresponding to the programmed measurement mode On the other hand the higher the a of the programmed parameter value the more measured or calculated process values can be displayed on the screen e g if P01 b0 only the Distance if P01 b5 the Distance the Level the Volume and the Flow can be displayed Exception if P01 b2 or b4 Evae Measurement Mode Display symbol 0 Ditxe DIST Attention mind the seq
38. n P77 TOT1 volume flow totaliser resetable P78 TOT2 volume flow totaliser non resetable Resetting TOT1 totaliser 1 Go to the parameter P77 2 Press NEXT 9 DOWN simultaneously 3 Display will indicate t1 Clr 4 Press ENTER for deleting 6 10 Test Parameters P80 mA Current output test Entering this parameter will result in displaying the actual current output Set any value between 3 8 and 20 5 and Press Check current output by amp meter It has to show the same value set previously Return to the parameter address by pressing ENTER P81 a Relay test The actual state of the relay can be seen on the display code according to the table below and symbol on the screen Test the relay by pressing UP and DOWN white observing change of the symbol and the code or listening to the ticking of the relay or checking on off resistance by a suitable resistance meter soe Relay state Deeds 1 eerie P97 b a aa Software code a aa Number of the software version b Code of the special version EchoTREK Compact Ultrasonic Level Transmitters 48 6 11 X Simulation Mode P84 x P85 sec P86 m P87 m This function enables the user to test the settings of the outputs The EchoTREK can simulate a static or continuos change of level according to the preset simulation parameters Set the required simulation by programming P84 P85 P86 and P87 S
39. nction UP amp DOWN to display the actual measured value with level in tank or a fix target i e wall GET LEVEL functions only if ECHO LED is lit and save it as above DEFAULT 0 m 0 Empty tank 20 mA xxxx level value assigned to 20 mA current output Manual set level value Use UP 4 DOWN y NEXT keys and save it by ENTER Automatic use the GET LEVEL function UP 4 DOWN Y to obtain actual measured value with level in tank or a fix target i e wall GET LEVEL functions only if ECHO LED is lit and save it as above DEFAULT max level max measuring distance dead band m 100 Full tank See Technical Data Table Error indication by the current output select Hold 3 6 mA or 22 mA by UP 4 DOWN v key and save it as above DEFAULT hold last value damping time select required damping time by UP 4 DOWN Y key and save it as above DEFAULT 60 sec for liquids 300 sec for solids rE xxxx relay Energised xxxx level of the relay energised state If the value exceeds this programmed value the relay will be energised relay de energised xxxx level of the relay de energised state If the value sinks below this programmed value the relay will be deenergised Note Current output can also be programmed for inverted operation 4 mA 100 Full 20 mA 0 Empty EchoTREK Compact Ultrasonic Level Transmitters 22 5 2 6 Full Pa
40. ng of the data pairs Left column L Right column r L 1 0 r 1 L i 4 5 The table must always start with L 1 0 and r 1 value assigned to 0 level The table must be ended either with the 32 data pair i e j 32 Or if the linearisation table contains less than 32 data pairs j 32 the table must be closed by a level value 0 e g L j lt 32 0 The EchoTREK will ignore data after recognising level value 0 with serial number other than 1 If the above conditions are not met error codes will be displayed see chapter Error Codes 6 8 Informational Parameters P60 h Overall operating hours of the unit Indication varies according to the elapsed time Operating hours Indication form 0 to 909 95 1000 to 9999h XXXX Over 9999h Xxx e meaning x xx 10e P61 h Timeelapsed after last switch on P62 h Operating hours of the relay P63 Number of switching cycle of the relay Indication same as in P60 P64 C F Actual temperature of the transducer P65 C F Maximum temperature of the transducer P66 C F Minimum temperature of the transducer In case of a breaking in the temperature measuring Pt10 element PtErr will be displayed See Chapter 7 The transmitter will perform temperature correction corresponding to 20 C EchoTREK Compact Ultrasonic Level Transmitters 46 P70 Number of Echoes Echo Map Viewing this parameter gives the number
41. onfiguration and optimization relay programming 32 point linearisation dimensions for 6 tanks with different shape and for 21 different open channels flume or weir etc Devices with the type number EchoTREK SB are already equipped with the SAP 100 The EchoTREK is fully operational without the SAP 100 The SAP 100 is only needed for programming and or displaying measurement values If the transmitter is left in Programming Mode by mistake it will automatically return to Measurement Mode after 30 minutes and will operate with the parameters entered during the last completed programming EchoTREK Compact Ultrasonic Level Transmitters 12 5 1 Touch Magnet Programming only for level transmitters for liquids The following can be programmed with the supplied magnetic screwdriver e Assignment of the 4 mA analogue output to a required e g min level max distance e Assignment of the 20 mA analogue output to a required e g max level min distance e Error indication by the current output Hold 3 6 mA 22 mA see Chapter 6 2 P12 e Relay switching different e Damping 10 30 and 60 sec e Reset to the factory default Note Current output can also be assigned in inverted mode 4 mA 100 Full 20 mA 0 Empty Programming is only possible if the EchoTREK receives valid echo i e ECHO LED is lit and transmitter is in LEV measuring mode factory default The accuracy of the setting with this programming method i
42. protection against echo loss in applications involving dust during the filling process powders dusting granules or in case of very heavy fuming These parameters must not be smaller than the fastest possible filling emptying rate of the actual technology For all other applications use the factory default setting FACTORY DEFAULT for Liquids P00 Li P27 2000 for Solids P00 So P27 500 EchoTREK Compact Ultrasonic Level Transmitters P28 a Echo loss handling Echo loss error indication Delayed During echo loss display and analogue output will hold last value If the echo loss prevails for 10 sec plus the time period set in P20 damping time the reading on the display will change to no Echo and the outputs will change according to the Error Indication Mode preset in P12 0 we For the time of echo loss display and analogue output will hold last value Advance to full During echo loss in case of filling the reading on the display and analogue output will shift towards the full tank silo state with a level elevation rate filling speed preset in P26 Immediate In case of echo loss the display will immediately change to no Echo and the outputs will change according to the Error Indication Mode preset in P12 No echo loss indication in Echo loss may occur in completely empty tanks with a spherical bottom due to deflection of the case of empty tank silo ultrasonic beam or in case of silos with an open outlet If
43. rameter Access To access all features provided by the EchoTREK Description of all parameters can be found under the chapter Parameter Chapter 6 o Wm 0 00000 Fem 0 ENTER NEXT Enter or exit Full Parameter Access programming mode press for 3 seconds In this programming mode the display will indicate yy is the Parameter Address xxxx is the Parameter Value Note Measuring is going on during programming in accordance with the old parameter set New parameter set will be valid after returning to measurement from programming mode Steps and indications of the Full Parameter Access programming mode pressing Keys while Parameter Address is blinking while Parameter Value is blinking ENTER Go to the Parameter Value Save the modification of the Parameter Value and return to the Parameter Address NEXT UP 5 Cancel all modifications of the actual Neglect the modification of the Parameter Value programming phase Pressing for 3 secs is and return to the Parameter Address without saving the modifications required while CANCEL will be displayed for warning NEXT DOWN Reset entire device to Factory Default Display default of the Parameter Values Since this action will reset all parameters it can be saved by pressing ENTER LOAD will appear on the display to confirm press ENTER to escape press any other key Exception clearing TOT 1 See at P77 NEXT 9 Move blinking of the digit to the
44. rement by the features of the flume or weir applied 4 3 Free Flowing Solids Level Measurement POSITION The optimal position of the EchoTREK is between 1 2 radius and 2 3 diameter of the cylindrical tank silo Take also sonic cone on page 1 into consideration MATERIAL INFLOW Install the device as far away from the filling point s as possible A SOENE RUN he AIMING PNEUMATIC FILLING Mount the sensor at a place where the speed of the filled in material reaches its lowest value To avoid problems caused by surface unevenness in most cases aiming tilting of the device is required which can easily be carried out with the SAA 102 Aiming Device of NIVELCO Aiming is best carried out when the tank silo is almost empty In most cases the sensor should be aimed towards the silo outlet On applications where repose is not present or typically in tall and narrow silos diameter height 1 5 or narrower e g 23x18 m aiming is not critical the sensor should face straight downwards EchoTREK Compact Ultrasonic Level Transmitters Recommended area of mounting top view of silo gt 10 4 4 Electrical Connection e Screw out the hexagonal countersunk screw at the side of the model Lift the tilt cover to access the screw terminal e There is a basic requirement for separating the 4 20 mA signal cable and 230 V AC supply or output relay cable by shielding
45. s limited to 20 mm Thus the relay switching difference between LEDs On and OFF must be greater than 20 mm For programming put magnetic screwdriver in accordance with the drawing to place A or B and check the LEDs for their status LED is on LED is blinking O LED is off 9 LEDs are blinking alternatively Make sure that after programming completed all other magnetic influences will be avoided Minimum level 0 empty tank assignment to 4 mA Place the EchoTREK at a distance to the target corresponding to the required maximum distance minimum level Action LED indication 1 Check valid echo OO Valid echo received transmitter programmable m 2 Place magnet to the symbol A and Q9 00 Transmitter in programming mode mn 3 Hold magnet in place Q9 CO Distance assigned to 4 mA 4 Remove magnet when all LEDs are off OOO Programming completed Use level in tank or a fix target e g the wall 13 EchoTREK Compact Ultrasonic Level Transmitters Maximum level 100 full tank assignment to 20 mA Place the EchoTREK in a distance to the target corresponding to the required minimum distance maximum level Action LED indication 1 Check valid echo O O Valid echo received transmitter programmable 2 Place magnet to the symbol B and O Transmitter in programming mode 3 Hold magnet in place O O
46. sonic Level Transmitters P06 Far end blocking A Level measurement Far end blocking is used to neglect incorrect level volume readings and output actions below a pre set level In the far end of the measuring range for example tanks with heaters or other interfering objects sludge cone of silo etc may cause faulty readings If the level of the medium sinks below the blocked out range Sub 0 will be indicated for the level and volume Distance value is not interpretable Current output will hold value corresponding to the far end blocking level mA 20 mA SUB 0 indication below this level Level Volume pee P06 Far end blocking If the medium level is above the blocked out range The calculation of level and volume will be based on the programmed tank dimensions therefore the measured or calculated process values will not be influenced in any way by the far end blocking value B Open channel flow metering Far end blocking will be used to neglect incorrect volume flow readings and output actions below a pre set level where accurate volume flow calculation is not possible any more If the liquid level in the flume weir falls below the blocked out range The EchoTREK will act as follows Indicate No Flow on the Display Hold last valid data on the current output If the level in the flume weir is above the blocked out range The calculation of volume flow will be based on the programmed flume we
47. tputs Measurement optimalisation 6 pre programmed tank shapes for volume calculation 32 point linearisation table Open channel flow metering functions EchoTREK Compact Ultrasonic Level Transmitters 16 5 2 1 The SAP 100 Programming Module The plug in programming and display module is used for programming but also for display even in case of Touch Magnetic Programming The Display and keys in gal I ENTER UP Dist tev VoL FLOW mae c f Faal H O O H O H Js fri fe PROG RELAY Ta T2 oF FAIL NEXT z gt oS D S DOWN sec min hour day Symbols used on the LCD e DIST Distance measuring mode e LEV Level measuring mode e VOL Volume measuring mode e FLOW Open channel flow metering mode e PROG Programming mode device under programming e RELAY Relay e T1 TOT1 volume flow totaliser resetable aggregate e T2 TOT2 volume flow totaliser aggregate e FAIL Measurement device error e IU Level changing direction e Bargraph assigned to the current output or echo strength Symbols used on the frame e M Metric system e US US calculation system lA EchoTREK Compact Ultrasonic Level Transmitters 5 2 2 Programming with the SAP 100 Programming Module Programming will be performed by pressing one or two keys simultaneously Single key pressing Press key ENTER to save parameter address and go to parameter value to return from parameter value to parameter ad
48. uence L4 des ev Comingto this parameter the right 2 Level in percentage LEV value a will be blinking first 4 Volume in percentage VOL eosi eee Rp 0 2 FLOW Eba Bargraph indication 0o Echo strength 1 Current output FACTORY DEFAULT 11 Calculation units a Temperature Attention mind the sequence Coming to this parameter the right value a will be blinking first This table is interpreted according to POO c P01 a and P02 c and is irrelevant in case of percentage measurement P01 a 2 or 4 EM Weight set also P32 Volume flow Metric US Metric Us Metic US o0 m f bipong ftitime 1 ie galons tos tons lterlime gallonsitime FACTORY DEFAULT 000 EchoTREK Compact Ultrasonic Level Transmitters P03 a Values Displayed Rounding Itis important to keep in mind that the instrument is measuring distance as basic quantity Measured distance Resolution Xmin 2m 1mm 2m 5m 2mm 5m 10m 5mm over 10m 10mm Displayed VOL or FLOW Displayed value Displayed form 0 000 9 999 X XXX 10 000 99 999 XX XX 100 000 999 999 XXXX 1000 000 9999 999 XXXXX 100000 000 99999 999 XXXXXX 1 million 9 99999 10 A exponential form over 1 10 overflow Err4 Rounding Parameter value a Steps in the displayed value 0
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