Operating Instructions Type 8226
Contents
1. SENS COEF T ADJUST Press for 5 s to T COEFF 5 CONDUCT access the HOLD mode CURRENT Ifthe device is equipped Process level with relays FILTER Process level END HOLD mode is active some items in the display flash a shows flashing MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 Figure 21 Process level and Configuration level 24 Operating and commissioning FLUID CONTROL SYSTEMS 8 3 Using the navigation keys navigate through parameters to go to the next parameter to go to the previous parameter access the Parameters menu 1522 t simultaneously for 5 s access the Test menu Ei simultaneously for 5 s select a displayed parameter confirm the displayed value save the modified parameters and go back to the Process level only from the END parameter if igital val i vele A to increment the selected numerical value to select the numerical value on the left attribute a or sign to the value of the tempe rature of the T ADJUST parameter until the sign ou starts blinking then on 85 to modify the sign activate or deactivate the HOLD mode only from prd for 5 s the Process level leave the2. Enter a compensation value between 0 00 and 9 99 C Use Figure 5 to calculate the average value of the compensation coefficient a with relation to the associated temperature range AT and the related conductivity range Ay then multiply a by 100 and enter the resulting value in field TC or enter 0 00 96 C to work with no compensation Confirm CURRENT Figure 30 Setting the linear compensation mode Figure 31 Curve and equation for linear compensation If you do not want to adjust another parameter go to the END parameter of the Parameters menu and press to save the settings and go back to the Process level 31 5 burkert FLUID CONTROL SYSTEMS Operating and commissioning 2 Automatic temperature compensation The compensation curves for NaOH HNO and NaCl apply to a fluid temperature range of 10 80 C and for the following concentrations NaCl 60 mg l to 270 g l NaOH 1 0 HNO 1 0 The compensation curve H SO applies to a fluid temperature range of 5 55 C 5 20 0 The SPECIAL parameter stores the compensation curve of your process achieved through the Teach in procedure o The SPECIAL parameter is only available when the Teach in procedure is completed see hereafter T COEFF AUTO NAOH Choose the automatic HNO3 compensation mode Choose the compensation cur
3. n particular observe the safety recommendations and intended use The device installation must only be operated by suitably trained staff Danger due to non conforming commissioning Non conforming commissioning could lead to injuries and damage the device and its surroundings Before commissioning make sure that the staff in charge have read and fully understood the contents of the manual n particular observe the safety recommendations and intended use The device the installation must only be commissioned by suitably trained staff Protect this device against electromagnetic interference ultraviolet rays and when installed outdoors the effects of the climatic conditions 8 2 Operating levels The device has two operating levels the Process level and the Configuration level The Process level makes it possible to read the measured value of conductivity to read the measured value of temperature to read the value of the 4 20 mA output to activate the HOLD mode The Configuration level comprises two menus Parameters and Test and makes it possible to set the device parameters to test some device parameters to calibrate the device 23 English burkert FLUID CONTROL SYSTEMS Operating and commissioning Configuration level Process level TVA TTT gt 5s Parameters menu Test menu BA LANGUAGE OFFSET 25s UNIT SPAN
4. 2222 40 8 8 6 Setting the zero point of conductivity 41 8 9 Default settings of the device usunsarscseinaennnaann unten aaa aa aaa nah 41 9 MAINTENANCE AND TROUBLESHOOTING ussenunesseonnnesssennanssoenunessenennnsssennanssosuunanssnenunussennnnsnsnennanssnenunensenennnnssennannr 42 91 SafetyinstructiGrs ee nen sa een ee ende 42 92 Cleaning the devic RR 42 93 If you encounter problems dn Dein od 43 English burkert FLUID CONTROL SYSTEMS MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 10 11 12 13 SPARE PARTS AND ACCESSORIES netter aaa an nane 45 PACKAGING TRANSPORT n ba bind adluit odii 47 ie del ER EE EE EO OE EE EE HA 47 DISPOSAL OF THE PRODUCTS atat add cc aka a iiu ed 47 16 burkert FLUID CONTROL SYSTEMS About this manual 1 ABOUT THIS MANUAL This manual describes the entire life cycle of the device Please keep this manual in a safe place accessible to all users and any new owners This manual contains important safety information Failure to comply with these instructions can lead to hazardous situa
5. Change the engineering unit beyond the maximum that e g change from mS to S See can be displayed chap 8 7 2 Change the position of the decimal point refer to chap 8 7 2 The value of activated Fluid conductivity is out of Check that conductivity is 2 S conductivity is range 22 S blinking Check the coefficient of the sensor should be 6 or 7 See chap 8 7 3 or 8 7 4 If the problem persists return the device to B rkert MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 44 English burkert Spare parts and accessories FLUID CONTROL SYSTEMS MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 10 SPARE PARTS AND ACCESSORIES ATTENTION Risk of injury and or damage caused by the use of unsuitable parts Incorrect accessories may cause injuries and damage the device and the surrounding area Use only original accessories and original replacement parts from Burkert Spare parts and accessories Order code Legend Figure 47 1 Female connector EN 175301 803 with cable glands type 2508 438811 hEr Female connector EN 175301 803 vvith NPT 1 2 reduction vvithout cable glands type 2509 UR and UL recognized Set comprising 2 M20x1 5 cable glands 2 neoprene flat seals for cable gland or plug 2 screwed plugs M20x1 5 2 multiway seals 2x6 mm Set com
6. Unlock Unlock Figure 12 Wiring of the 4 20 mA output in sourcing Figure 13 Wiring of the 4 20 mA output in sinking mode mode 7 4 3 Wiring of a 12 30 V DC version with cable glands and relays o Seal the unused cable gland using the stopper supplied to make sure the device is tight Loosen the screw from the lid Flip the lid Loosen the 4 screws from the cover of the housing Remove the cover Loosen the nuts of the cable glands nseri the cable into the nut then into the cable glands and wire according to Figure 15 or Figure 16 and or Figure 1 4 20 mA output 2 V 3 OV 4 4 functional earth 5 relay 2 6 7 8 MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 relay2 relay 1 Lock relay 1 Unlock 4 Sourcing or sinking mode selection switch The switch is used to lock the key to prevent unauthorized access to the configuration of the device 20 Figure 14 Terminal assignment of a version with cable glands and relays energized with 12 30 V DC English burkert Installation and wiring FLUID CONTROL SYSTEMS MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 The 4 20 mA output can be wired in either sourcing or sinking mode p 1 E 12 30 V DC 4 20 mA input Power supply 4 20 mA input Power supply at external at external instrument
7. Ra ES ase indes 15 7 2 Fluid pressure and temperature 16 7 3 Installation Onto the Pipe un a 16 yr Bine 18 7 4 1 Wiring a 12 30 V DC version with a male EN 175301 803 connector 18 English burkert FLUID CONTROL SYSTEMS 7 4 2 Wiring of a 12 30 V DC version with cable glands and no relays 226 19 7 4 3 Wiring of a 12 30 V DC version with cable glands and relays 20 7 4 4 Wiring of a 115 230 V AC versiON ese ee ee eek ae ee eek tentent tentent tente ttn eke Hek Rek ee tetas eke 21 8 OPERATING AND COMMISSIONINGQ maa ee an nar seoanei iasan 23 8 1 Safety instructions U nei sets d bd aa a a im yaz Unt sosis s si i az az z d aba ee 23 8 2 Operating 55 5 25 23 83 Using the navigation KEYSER Be Ee Geek ee Ne Ee ekke ee Roe Rebecca et asa abt see ene iek Emi Roe celos De id 25 8 4 Description of the display ee I eR teer Bee RARR ttes stanno Bake ee AAR sea 25 8 5 Details of the Process level essetis astitit ttti RR RARR 26 8 6 HOLD mode EE 26 8 MR EE EE 27 9 8 7
8. Figure 9 Assembling the female connector type 2508 supplied 12 30 VDC 4 20 mA input Power supply at external instrument Figure 10 Wiring of the 4 20 mA output 7 4 2 Wiring of a 12 30 V DC version with cable glands and no relays Seal the unused cable gland using the stopper supplied to make sure the device is tight Loosen the screw from the lid Flip the lid Loosen the 4 screws from the cover of the housing Remove the cover Loosen the nuts of the cable glands Insert the cable into the nut then into the cable gland and wire according to Figure 12 or Figure 13 4 20 mA output V OV 4 functional earth 4 Sourcing or sinking mode selection switch Figure 11 Terminal assignment of a version with cable glands and no relays energized with 12 30 V DC 19 siafellfia burkert FLUID CONTROL SYSTEMS Installation and wiring o Use the switch B to lock the key to prevent unauthorized access to the configuration of the device The 4 20 mA output can be wired in either sourcing or sinking mode 7 H 12 30 V DC 4 20 mA input Power supply 4 20 mA input Power supply at external at external instrument instrument Position the 4 Position the 2 switch to the left switch to the right Lock Lock
9. instrument Position th 4 Position the A L j Position the itch to the right switch to the left switch to the rig p Lock Unlock Unlock Figure 15 Wiring of the 4 20 mA output in sourcing mode Figure 17 Wiring of the relays 7 4 4 Wiring of a 115 230 V AC version o Seal the unused cable gland using the stopper supplied to make sure the device is tight This version is wired via 2 cable glands Loosen the screw from the lid Flip the lid Loosen the 4 screws from the cover of the housing Remove the cover Loosen the nuts of the cable glands Insert the cable into the nut then into the cable glands and wire according to Figure 17 and or Figure 19 or Figure 20 Wire the relays if available on your version of the device similarly to the relays of the 12 30 V DC version see Figure 17 21 English burkert FLUID CONTROL SYSTEMS Installation and wiring MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 22 Figure 18 4 20 mA output V 0V functional earth 4 Sourcing or sinking mode selection switch Terminal assignment for the 115 230 V AC version Switch to select either a 115 or 230 V AC power supply Use the switch B to lock the key to prevent unauthorized access to
10. procedure only accessible from the T COEFF parameter You can lock the X key to prevent unauthorized access to the configuration of the device see Figure 8 4 Description of the display Measured value Chosen engineering unit burkert COND Selecting the displayed Scrolling down the parameter parameters ss m Confirming the displayed value Incrementing the figure selected Validating the settings MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 Scrolling down the parameters State of the relays 1 and 2 indica left tor on contact closed Selecting the figure on the Figure 22 Description of the keys and indicators of the display 25 im aTe I 10 burkert FLUID CONTROL SYSTEMS Operating and commissioning 8 5 Details of the Process level Measured fluid conductivity value Measured fluid temperature value Value on the current output 6 45 4 mA to 20 mA display range The output current is function of the conductivity or the temperature parameterable refer to chap 8 7 6 Access the HOLD mode oss chap 8 6 Figure 23 Details of the Process level pe ab If an ERROR message appears refer to chap 9 3 If you encounter problems 8 6 HOLD mode Go to chap 8 2 to access the HOLD mode The HOLD mode allows for maintenance work to be performed while freezing
11. 1 Choosing the display language uses se ses AAA ae Rea ae R R tentent Hek eke Hekke se Geek tette tint ee 27 2 8 7 2 Choosing units of conductivity and temperature nese Geek Hek Geek Gee ek ee 28 8 7 8 Adjusting the coefficient of the sensor with relation to the 5 28 5 8 7 4 Adjusting the coefficient of the sensor after a certain period of use sss 29 8 7 5 Adjusting the temperature compensation coefficient seen 30 i 8 7 6 Configuring the current Output weenie tente ae eek ee Haak ek ee Hekke Hek Geek tentant tos 34 8 7 7 Setting the switching thresholds of the relays if the device is equipped with relays 35 8 7 8 Choosing a damping effect to prevent fluctuations sss 37 8 8 8 Test UR 38 8 8 1 Adjusting the OFFSET for the output current esse es seek se eek ee ee ek Ge Geek Ge Re Re ee ek ee eke 38 E 8 8 20 Adjusting the SPAN for the output Re ee ek eek eke 39 amp 8 83 Adjusting the temperaturii errata tei innate a ee l dene gee EE ee 39 8 8 4 Reading non compensated conductivity se se ee ek Ge ae eek Ge eek Ge ae Rea ae bee ekke meses ee Geek ek ee 39 5 8 8 5 Testing off fluid the settings of the current output and the relays
12. 97 23 CE Acc to the Pressure Directive 97 23 CE the device can only be used in the following cases depending on the max pressure the DN of the pipe and the fluid Type of fluid Conditions Fluid group 1 par 1 3 a Forbidden Fluid group 2 par 1 3 a DN x 100 Fluid group 1 par 1 3 b DN x 100 Fluid group 2 par 1 3 b DN x 100 6 3 General technical data 6 3 1 Mechanical data Part Material Housing nut with PVDF or PP conductivity sensor holder PC with PEEK conductivity sensor holder PPA Cover seal MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 with PVDF or PP conductivity sensor holder PC NBR with PEEK conductivity sensor holder PPA NBR Lid seal with PVDF or PP conductivity sensor holder PC silicone with PEEK conductivity sensor holder PSU silicone Front foil polyester Male EN 175301 808 fixed connector tin Screws stainless steel 11 English burkert FLUID CONTROL SYSTEMS Technical data MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 12 Part Material Connector type 2508 cable glands PA Conductivity sensor holder seal PVDF or PP FKM PEEK EPDM a EE oo 88 116 Figure 8
13. DC version with relays 150 mA at 12 V DC and 90 mA at 24 V DC 12 30 V DC version without 70 mA at 12 V DC and 60 mA at 24 V DC relays 115 230 V AC version 150mA Current output 4 20 mA configurable function of the conductivity or temperature Accuracy 41 Connection type 3 wire Loop impedance 1000 Q at 30 V DC 800 O at 24 V DC 450 Oat 15 V DC 330 Q at MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 12VDC Relay output off position normally open Load 250V AC Life span 100 000 cycles minimum Operating hysteresis with adjustable thresholds 13 English burkert FLUID CONTROL SYSTEMS Technical data 6 3 4 Data of the cables and wires Version Wiring type Cable diameter Cross section of the wires with male female connector type 2508 EN 175301 803 fixed supplied connector 0 25 to 1 5 mm or female connector type 2509 available as an accessory with 2 cable glands shielded cable 4108 mm if 2 cables per single or mul cable gland using a mul tiple conductor tiway seal max 2 5 mm 6to 12 mm if 1 cable per with wire end cable gland ferrule max 1 5 mm MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 14 burkert Installation and wiring FLUID CONTROL SYSTEMS MAN 1000189134 EN Version A Status RL released f
14. DE RRRoe eek de Eed 8 S 5 5 DESERIPTION 9 5 1 Area of Dudennmeesc 9 amp ee edele ti eee EE 9 8 AN s 7 9 8 52 25 Gonducliy sensor b E 9 z 5 3 Description of the name plate 10 Available Versions p 10 d 2 6 TECHNICAL DATA GE Se 11 j 6 1 Conditions of EE EE a dl N YORAR RA N Aa 11 E 6 2 Conformity to standards and directives 11 z 6 3 General technical RS sias ina BERGER s 11 5 6 3 1 Mechanical data ee ee ttt ttt ee ee ee ee ee ee 11 6 3 2 Gieneralidatans se ee N ER se ii 12 6 3 3 klsetncal data EE eR FERE s aaae TURNER eter eT UAE aa 13 5 6 3 4 Data of the cables and RA ek AA se Geek Ge Ge ek ee te eke an ek eek ee 14 7 INSTALLATION AND WIRIIN com 15 7 1 Safety instructions a A ien cH asse
15. T ADJUST TO1E Enter the temperature offset value in the units chosen in chap 8 7 2 Entering range 5 to 5 C or 9 to 9 F Confirm CONDUCT k Figure 43 Enter the value of the temperature offset in C or in F If you do not want to adjust another parameter go to the END parameter of the Test menu and press to save the settings and go back to the Process level 884 Reading non compensated conductivity To access the parameter see chap 8 2 Use this parameter to read a value of conductivity without any compensation for verifying the actual conductivity 39 English burkert FLUID CONTROL SYSTEMS Operating and commissioning CONDUCT The decimal point following the unit indicates that the displayed conductivity is non compensated in the Process level compensated conductivity is displayed without the decimal point Exit the parameter Figure 44 Reading non compensated conductivity If you do not want to adjust another parameter go to the END parameter of the Test menu and press to save the settings and go back to the Process level 8 8 5 Testing off fluid the settings of the current output and the relays To access the parameter see chap 8 2 Use this parameter to simulate a conductivity or a temperature to test your installation without any liquid being present The simulated value influences all the outp
16. associated to the high threshold in the unit chosen in the UNIT parameter Confirm Confirm INV SES INV NO Choose whether the operating of the relay is inverted or not inverted RELAY 2 DEL 600 Enter the delay before switching value value between O and 99 s Confirm Value set for 1 lt value set for 1 Value set for 2 lt value set for 2 Figure 37 Diagram for the setting of relay 1 or relay 2 to switch a load depending on two thresholds Relay 2 Relay 2 makes it possible to switch a solenoid valve or a pump depending on the set threshold values In this case the settings are similar to those made for relay 1 see Figure 37 above MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 or can be configured as an alarm If relay 2 is used as an alarm make sure that the open state of the relay corresponds to a safe position of the process The alarm is activated in the following situations power supply problem PWR FAIL is displayed see chap 9 3 measuring problem the conductivity sensor is disconnected from the electronic board problem due to the measuring range of the temperature 40 C gt T or T gt 120 C 36 English burkert Operating and commissioning FLUID CONTROL SYSTEMS MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 probl
17. the configuration of the device The 4 20 mA output can be wired in either sourcing or sinking mode 115 230 V AC L1 N Power supply red wire not connected d Power supply selection switch 15v 4 20 mA input at external instrument Figure 19 English N black wire PE 41 m 44 Position the switch to Wiring in sourcing mode Lock Unlock 115 130 V AC L1 not connected N Power supply red wire A black wire Position the 4 switch to the right 4 20 mA input at external instrument Unlock Factory wiring is represented by Figure 20 Wiring in sinking mode burkert Operating and commissioning FLUID CONTROL SYSTEMS MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 8 OPERATING AND COMMISSIONING 8 1 Safety instructions WARNING Risk of injury due to non conforming operating Non conforming operating could lead to injuries and damage the device and its surroundings The operators in charge of operating must have read and understood the contents of this manual
18. the process In practice when the device is in Hold mode generates an output current for the last measured value saves the former state of the relays refuses access to the Parameters and Test menus makes the engineering units of the displayed values blink in the Process level HOLD NIT iras Confirm for 5 s HOLD SES MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 5 shows flashing Confirm for 5 s 26 Figure 24 Activating the HOLD mode English Operating and commissioning FLUID CONTROL SYSTEMS 8 7 Parameters menu ENTER To access the Parameters menu from the Process level press and simultaneously for 5 seconds The table below shows the paragraphs referring to each parameter of the Parameters menu LANGUAGE choose the language of the display between English German French Italian or Spanish UNIT modify the units of conductivity and temperature choose the number of decimals for the displayed values of conductivity SENS COEF parameter the coefficient of the sensor T COEFF choose the temperature compensation mode linear automatic Teach In CURRENT configure the measuring range of the conductivity or the temperature for the current output RELAY 1 parameter the relay 1 if the device is equipped w
19. 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 t is calculated by using the equation K C x C K being the coefficient of the sensor to be determined and parametered C being the cell constant of the conductivity sensor This value is writen on a label sticked on the housing of the device or on the cable of the conductivity sensor located inside its housing C being the correction factor of the S020 fitting used see Table 1 hereafter SENS EDEF 05 200 Choose the parameter the display shows the the current coefficient used by the device If need be modify the coefficient Confirm the displayed value ram Y If C 6 295 for example and C 0 985 for an S020 with internal thread connections DN 50 in brass then K 6 295 x 0 985 6 200 Figure 27 Example showing how to calculate and parameter the coefficient of the sensor used with a brass based DN 50 S020 fitting Fittings with internal True union connections Fittings with weld end connections or external thread Saddle connections Stainless Brass Stainless steel steel 1 113 1 098 0 991 0 989 Table 1 C correction factors of S020 fittings f you do not want to adjust another parameter go to the END parameter of the Parameters menu and press to save the settings and go back to the Process lev
20. ACKAGING TRANSPORT NOTE Damage due to transport Transport may damage an insufficiently protected device Transport the device in shock resistant packaging and away from humidity and dirt Do not expose the device to temperatures that may exceed the admissible storage temperature range Protect the electrical interfaces using protective plugs 12 STORAGE NOTE Poor storage can damage the device Store the device in a dry place away from dust Ambient storage temperature 10 to 60 C 13 DISPOSAL OF THE PRODUCT Dispose of the device and its packaging in an environmentally friendly way NOTE Damage to the environment caused by products contaminated by fluids Keep to the existing provisions on the subject of waste disposal and environmental protection o note Comply with the national and or local regulations which concern the area of waste disposal 47 English burkert FLUID CONTROL SYSTEMS GLO LO 6L payund peseele4 TH snyels Y 4016 NI VELGSLOOOL NVIA 48 GLO LO 6L peiuud pesesjel TH 5 1219 v UoISJeA NI FVELGSLOOOI NVIN burkert FLUID CONTROL SYSTEMS LO S o 2 o o c a 7 D o o 9 www burkert com
21. Dimensions of the device mm 6 3 2 General data Pipe diameter DN15 to DN200 Type of fitting 5020 see related operating manual Nut holding the device on the fitting G 2 internal thread Fluid temperature depending on the version Pressure of the fluid and material of the fitting SO20 used can limit the fluid temperature see Figure 4 English Technical data FLUID CONTROL SYSTEMS Fluid pressure PN6 at 25 C Fluid temperature and material of the fitting S020 used can limit the pression of the fluid see Figure 4 Conductivity measurement Measurement range 100 uS cm to 2 S cm Resolution internal 0 1 uS cm displayed 1 uS cm Measuring error 2 of the measured value Temperature probe digital built in the conductivity sensor Temperature measurement Measurement range 15 C to 120 C Resolution 0 1 C Measuring error 20 5 C from C to 100 C 1 C from 15 C to C and from 110 C to 120 C Min temperature range corresponding to the 4 C or 8 F 4 20 mA signal Temperature compensation automatic or linear with a built in temperature probe reference temperature 25 C 6 3 3 Electrical data Power supply 12 30 V DC 45 filtered and regulated 115 280 V AC Current consumption 12 30 V
22. MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 burkert FLUID CONTROL SYSTEMS Type 8226 Inductive conductivity meter Induktiver Leitf higkeits Messger t Conductivim tre inductif Operating Instructions Bedienungsanleitung Manuel d utilisation MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 We reserve the right to make technical changes without notice Technische Anderungen vorbehalten Sous r serve de modifications techniques 2012 B rkert SAS Operating Instructions 1208 0 EU ML 00428979 Original FR burkert FLUID CONTROL SYSTEMS 1 ABOUT THIS MANUAL 4 1 1 Symbols used eke se RR ee ae ee RE ke ee Ee AR n ae Re eg ek 4 1 2 Definition of the word device nacen zada yy OER AR iza yy aa aa azana rap aS tI e EHE z AA ede s s aa 4 2 INTENDED USE ee ea ea eo s ed 5 3 BASIC SAFETY INFORMATION R una ver ese R a a aa oe an za ape zas eene seed 6 4 GENERAL lied File EE N EE RE EE EE N 8 4 1 Manufacturer s address and international 55 8 4 2 Warranty conditions Re En ak ee ee P 8 4 3 Information on the InternoeL crnertntecterec rine cintas ettae stets etna ctn t eta cbe s EE ekke RRRoeeRRR
23. NTROL SYSTEMS NOTE The device may be damaged by the fluid in contact vvith Systematically check the chemical compatibility of the component materials of the device and the fluids likely to come into contact with it for example alcohols strong or concentrated acids aldehydes alkaline com pounds esters aliphatic compounds ketones halogenated aromatics or hydrocarbons oxidants and chlo rinated agents NOTE Elements Components sensitive to electrostatic discharges This device contains electronic components sensitive to electrostatic discharges They may be damaged if they are touched by an electrostatically charged person or object In the worst case scenario these compon ents are instantly destroyed or go out of order as soon as they are activated To minimise or even avoid all damage due to an electrostatic discharge take all the precautions described in the EN 61340 5 1 and 5 2 norms Also ensure that you do not touch any of the live electrical components MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 English burkert FLUID CONTROL SYSTEMS General information 4 GENERAL INFORMATION 4 1 Manufacturers address and international contacts To contact the manufacturer of the device use follovving address B rkert SAS Rue du Giessen BP 21 F 67220 TRIEMBACH AU VAL You may also contact your local B rkert sales office The addresses of
24. ale fixed connector EN 175301 803 558 768 via 2 cable glands 558 769 PC PC male fixed connector EN 175301 803 431 673 via 2 cable glands 431 674 PPA PSU male fixed connector EN 175301 803 440 321 via 2 cable glands 440 322 PC PC via 2 cable glands 558 770 PC PC via 2 cable glands 431 679 PPA PSU via 2 cable glands 440 324 115 230 V AC PC PC via 2 cable glands 558 771 PC PC via 2 cable glands 431 677 PPA PSU via 2 cable glands 440 323 PC PC via 2 cable glands 558 772 PC PC via 2 cable glands 431 681 PPA PSU via 2 cable glands 440 325 Electrical connection MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 1 set with a black EPDM seal for the sensor an obturator for an M20x1 5 cable gland a 2x6 mm multiway seal and a mounting instruction sheet is supplied with each device 10 English Technical data FLUID CONTROL SYSTEMS 6 TECHNICAL DATA 6 1 Conditions of use Ambient temperature O to 60 C Air humidity 8096 non condensing Protection rating IP65 with a connector plugged in and screwed or the cable glands wired and tightened or the cable glands sealed if not used 6 2 Conformity to standards and directives The device conforms to the EC directives through the following standards EMC EN 50081 2 EN 50082 2 LVD EN 61010 1 Pressure article 383 of the Pressure Directive
25. ameter go to the END parameter of the Parameters menu and press A to save the settings and go back to the Process level 37 English burkert FLUID CONTROL SYSTEMS Operating and commissioning 8 8 Test menu The table below shows the paragraphs referring to each parameter of the Test menu To set the 4 mA current output OFFSET To set the 20 mA current output SPAN Te ADJUST To adjust the temperature to 5 C or 9 F To display the non compensated conductivity CONDUCT To check the behaviour of the current output and the relays off fluid To calibrate the zero point of conductivity This must be completed if air conductivity is 5 10uS cm before installing the device CALIB To go back to the Process level and save the new OFFSET and SPAN parameters set If one of the values is incorrect you will automatically be redirected to the OFFSET parameter to enter new values 8 8 1 Adjusting the OFFSET for the output current To access the parameter see chap 8 2 Use this parameter to correct the basic setting of the 4 mA To recalculate and save the new OFFSET and SPAN parameters go to the END parameter of the Test menu and press I OFFSET The device generates a 4 mA current Measure the current given on the 4 20 mA output using a multimeter connected within the measu
26. chap 8 7 2 SE ami Confirm Select the process variable conductivity select S mA or temperature select eC mA associated with e0 eod Enter the value of the process variable the output current associated to a 20 mA current in the units set in chap 8 7 2 Confirm Confirm RELAY 1 Figure 34 Diagram of the CURRENT parameter of the Parameters menu 2 12 mS cm is for a 4 20 mA current Figure 35 Example of the correlation between a 4 20 mA output and its corresponding conductivity range f you do not want to adjust another parameter go to the END parameter of the Parameters menu and press to save the settings and go back to the Process level MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 34 English burkert Operating and commissioning FLUID CONTROL SYSTEMS MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 8 7 7 Setting the switching thresholds of the relays if the device is equipped with relays To access the parameter see chap 8 2 AE Also refer to chap 8 7 2 to parameter the enginnering units and the decimals of the display The relay switches depending on the value of conductivity or temperature Enter two switching thresholds for each relay 1 and 1 for relay 1 2 and 24 for relay 2 The ope
27. circulation of fluid and drain the pipes before loosening the process connections Keep all easily flammable material and fluid away from the device Danger due to the nature of the fluid Respect the prevailing rules on accident prevention and safety relating to the use of aggressive fluids A Various dangerous situations To avoid injury take care to prevent any unintentional power supply switch on to ensure that installation and maintenance work are carried out by qualified authorised personnel in posses sion of the appropriate tools to guarantee a defined or controlled restarting of the process after a power supply interruption to use the device only if in perfect working order and in compliance with the instructions provided in the ins truction manual to observe the general technical rules when installing and using the device MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 not to use the device in explosive atmospheres not to use the device in an environment incompatible with the materials it is made of not to use fluid that is incompatible with the materials the device is made of not to subject the device to mechanical loads e g by placing objects on top of it or by using it as a step not to make any external modifications to the device Do not paint or varnish any part of the device English Basic safety information FLUID CO
28. el 8 7 4 Adjusting the coefficient of the sensor after a certain period of use To access the parameter see chap 8 2 The cell constant can change over time due to formation of deposits on the conductivity sensor or on the fitting 29 English burkert FLUID CONTROL SYSTEMS Operating and commissioning Regularly clean the conductivity sensor with a product compatible with the materials of the device Check conductivity measurement regularly using a reference solution or a reference device A change in the cell constant will result in incorrect measurement Calculate the new coefficient of the sensor using the equation K hey K current x Cond yer Cond 8226 K being the new value for the coefficient of the sensor K RE being the current value for the coefficient of the sensor calculated in paragraph 8 7 3 Cond r being the value of conductivity measured vvith the reference device Cond t s being the value of conductivity measured by the device Cond m calibration with a 10 00 mS solution 10 00 6 200 current Cond Tu 10 50 mS K x 6 295 x 10 00 10 50 5 995 ne SENS EDEF Pik 05 995 Choose the parameter the display shows the the current coefficient used by the device If need be modify the coefficient Confirm the displayed value T COEFF Figure 28 Example of how to calculate and parameter the new coefficient of
29. em due to the temperature sensor RELAY 2 ALARM INV SES INV NO Choose whether the operating of the relay is inverted or not inverted Confirm FILTER Figure 38 Configuration of relay 2 as an alarm If you do not want to adjust another parameter go to the END parameter of the Parameters menu and press to save the settings and go back to the Process level 8 7 8 Choosing a damping effect to prevent fluctuations To access the parameter see chap 8 2 The filter parameter provides an attenuation effect to prevent fluctuation within the output current regardless of the associated measured quantity and the display Ten levels are available 0 to 9 level 0 providing no attenuation o Filter 2 is appropriate for most applications FILTER FILTER O Choose the filter FILTER 8 Confirm Figure 39 Diagram of the FILTER parameter of the Parameters menu The graphs below show the influence of some filters on the ouput current associated with the conductivity mea surement and the display of the device C mS cm C mS cm C mS cm C mS cm SD pepe t s t s t s t s Raw conductivity Filter 3 Filter 6 Filter 9 Figure 40 Graphs showing the influence of some filters on the output current associated with the measurement of conductivity and the display of the device If you do not want to adjust another par
30. ffects of climatic conditions This device must be used in compliance with the characteristics and commissioning and use conditions spe cified in the contractual documents and in the user manual Requirements for the safe and proper operation of the device are proper transport storage and installation as well as careful operation and maintenance Only use the device as intended Observe any existing restraints when the device is exported MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 16 burkert FLUID CONTROL SYSTEMS Basic safety information 3 BASIC SAFETY INFORMATION This safety information does not take into account any contingencies or occurences that may arise during installation use and maintenance of the devices the local safety regulations for which the operating company is responsible including the staff in charge of ins tallation and maintenance AN Danger due to high pressure in the installation Stop the circulation of fluid cut off the pressure and drain the pipe before loosening the process connections Danger due to electrical voltage Shut down and isolate the electrical power source before carrying out work on the system Observe all applicable accident protection and safety regulations for electrical equipment Danger due to high fluid temperatures Use safety gloves to handle the device Stop the
31. he device is wired via an EN 175301 803 male fixed connector or with terminal blocks on the electronic board via two cable glands 5 2 2 Conductivity sensor The conductivity of a fluid is the capacity of this fluid to conduct electrical current thanks to the ions in the fluid The conductivity sensor measures the current intensity induced by the magnetic field generated in the magnetic coil A voltage U is applied to the primary magnetic coil The magnetic field T generated induces a current I in the secondary magnetic coil The intensity of the current is a direct function of the conductivity of the solution between the two magnetic coils Figure 1 Measuring principle English burkert FLUID CONTROL SYSTEMS Descri ption 5 3 Description of the name plate Measured quantity Type of the device Seal material for the conductivity sensor Material of the holder for the conductivity sensor COND 8226 FKM PVDF r12 30VDC 250 mA mA REL 48VAC 3A Relay data Type of current output S N 2229 Recommended fuse value 00431679 C LI wavuP Manufacturing code 9 Protection rating 9 10 Conformity logo 11 Serial number 12 Order code 13 Supply voltage Figure 2 Name plate of the 8226 conductivity meter 5 4 Available versions Material Current Conductivity Housing output sensor cover nut holder lid 12 30 V DC PC PC m
32. ith relays RELAY 2 parameter the relay 2 if the device is equipped with relays FILTER select a damping effect among 10 levels available to prevent fluctuation within the output current and the display go back to the Process level and save the new parameters set 8 7 1 Choosing the display language To access the parameter see chap 8 2 languse ENGLISH DEUTSCH MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 FRANCAIS confirm the displayed language ITRLIRINO ESPANGL Figure 25 Diagram of the LANGUAGE parameter of the Parameters menu 27 English burkert FLUID CONTROL SYSTEMS Operating and commissioning If you do not want to adjust another parameter go to the END parameter of the Parameters menu and press to save the settings and go back to the Process level 8 7 2 Choosing units of conductivity and temperature To access the parameter see chap 8 2 Q If the unit is changed the CURRENT and RELAY parameters of the Parameters menu are automatically modified The UNIT parameter makes it possible to choose Choose the unit of conductivity Choose the number of decimals 0 1 2 or 3 for the display of conductivity considering that HSiemens cm are always displayed in integer numbers Siemens cm are always displayed in decima
33. ls Choose the unit of temperature The displayed value of temperature always comprises 2 decimals WSIENENS mSIENENS CELSIUS gt Choose Choose SIEMENS the unit of DEC PT the number A N conductivity of decimal positions FAHI EM Hfi Confirm DEL PT 2 Confirm KOHM BEL PT 3 Choose the unit of temperature Confirm SENS COEF 4 Figure 26 Diagram of the UNIT parameter of the Parameters menu If you do not want to adjust another parameter go to the END parameter of the Parameters menu and press to save the settings and go back to the Process level 8 7 3 Adjusting the coefficient of the sensor with relation to the process MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 To access the parameter see chap 8 2 The coefficient of the sensor is used for converting the electrical signal into a unit of conductivity with relation to the cell constant and the material of the fitting used For high accuracy applications recalculate the coefficient of the sensor after a certain period of use that varies depending on the application see chap 8 7 4 The coefficient of the sensor is specific to each conductivity sensor and dependent on the material and diameter of the fitting used 28 English burkert Operating and commissioning FLUID CONTROL SYSTEMS MAN
34. measuring signal can be transmitted by a cable of 0 75 mm cross section Do not bring connection cables near high voltage or high frequency cables f this cannot be avoided observe a min distance of 30 cm 7 4 1 Wiring a 12 30 V DC version with a male EN 175301 803 connector 1 V 12 30 V DC 2 4 20 mA output 3 OV functional earth Figure 8 Pin assignment on the EN 175301 803 male fixed connector Unscrew the nut 1 ofthe cable gland Remove the terminal block 3 from the housing 2 Insert the cable into the nut 1 through the seal 4 and into the cable gland and then through the housing 2 MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 Connect the wires on the terminal block 3 see Figure 10 Position the terminal block 3 in steps of 90 then put it back into the housing 2 pulling gently on the cable so that the wires do not clutter the housing Screw the nut 1 of the cable glands 18 English burkert Installation and wiring FLUID CONTROL SYSTEMS MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 Place the seal 5 between the connector and the 5 EN 175301 803 fixed connector on the device and then plug the 2508 connector into the fixed connector Insert and then tighten the screw 6 to ensure tightness and correct electrical contact
35. our international sales offices are available on the internet at www burkert com 4 2 Warranty conditions The condition governing the legal warranty is the conforming use of the 8226 in observance of the operating conditions specified in this manual 4 3 Information on the Internet You can find the user manuals and technical data sheets regarding the type 8226 at www burkert com MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 English Description FLUID CONTROL SYSTEMS MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 5 DESCRIPTION 5 1 Area of application The 8226 conductivity meter is intended solely for the measurement of the conductivity Thanks to a fully confi gurable 4 20 mA current output the device can be used to establish a regulation loop and thanks to 2 fully configurable relay outputs if available on the version used it allows commutation of an solenoid valve a pump or activation of an alarm 5 2 General description 5 2 1 Construction The 8226 conductivity meter comprises an electronic module with a built in display module a conductivity sensor comprised of a pair of magnetic coils a PP PVDF or PEEK holder with a built in temperature probe for the automatic compensation of the temperature Depending on the version the device is energized with a 12 30 V DC ora 115 230 V AC power supply t
36. prising 2 M20x1 5 NPT 1 2 reductions mounted o ring 2 neopren flat seals for the screw plug 2 screwed plugs M20x1 5 Set comprising 1 cable gland plug M20x1 5 1 multiway seal 2x6 mm for cable gland 1 black EPDM seal for the conductivity sensor 1 mounting instruction sheet PC housing with a female connector EN 175301 803 type 2508 snap ring and nut PPA housing with female connector EN 175301 803 type 2508 snap ring and nut PC housing for 2 cable glands M20x1 5 snap ring and nut PPA housing for 2 cable glands M20x1 5 snap ring and nut Snap ring PC nut PPA nut Set comprising 1 green FKM seal for the conductivity sensor 1 black EPDM seal for the conductivity sensor Certificate of 2 point calibration of the conductivity You can order one to be delivered with the device or resend the device to B rkert to obtain one 45 English burkert FLUID CONTROL SYSTEMS Spare parts and accessories For better identification of the spare parts refer to the figure below NPT 1 2 eo 11 ULILILU Figure 47 Exploded view of the device MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 46 imi aTe 10 burkert Packaging Transport FLUID CONTROL SYSTEMS MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 11 P
37. rating of both relays is hysteresis You can invert the relays and set a time delay of O to 180 seconds This time delay prevents rapid switching of the relays for example when time for homogenization is required e g measurements within tanks with agitators When the process variable exceeds a set threshold value the device factors in the time delay before switching the relay f the process variable falls below a set threshold value before the time delay elapses then the relay will not switch non inverted with set thres Relay 2 inverted with set thresholds of holds of 2 and 4 mS cm 6 and 8 mS cm and a 2 s time without time delay delay 1 2 1 4 2 69 2 8 mS cm gt t s Relay 1 Contact Contact Relay 2 n off Figure 36 Example Status of relays 1 and 2 depending on its operating the value of conductivity and the value of the time delay Relay 1 You can use the relay 1 to switch a solenoid valve or a pump depending on the set threshold values o To deactivate a relay set the thresholds as follows 1 1 0 00 or 2 2 0 00 35 siafelifia burkert FLUID CONTROL SYSTEMS Operating and commissioning RELAY m5 RI 1 0 00 C RI Enter a value associated to the low threshold in Select the process the unit chosen in the UNIT parameter variable associated with the relay Confirm Hs 0 065 Enter a value
38. reigegeben printed 19 01 2015 7 INSTALLATION AND WIRING 7 1 Safety instructions DANGER Risk of injury due to high pressure in the installation Stop the circulation of fluid cut off the pressure and drain the pipe before loosening the process connections Risk of injury due to electrical voltage Shut down and isolate the electrical power source before carrying out work on the system Observe all applicable accident protection and safety regulations for electrical equipment Danger due to high fluid temperatures Use safety gloves to handle the device Stop the circulation of fluid and drain the pipes before loosening the process connections Keep all easily flammable material and fluid away from the device Risk of injury due to the nature of the fluid Respect the prevailing rules on accident prevention and safety relating to the use of aggressive fluids WARNING Risk of injury due to non conforming installation electrical and fluid installation can only be carried out by gualified and skilled staff with the appropriate tools Install appropriate safety devices correctly rated fuse and or circuit breaker Respect the assembly instructions for the fitting used Risk of injury due to unintentional switch on of power supply or uncontrolled restarting of the installation Take appropriate measures to avoid unintentional activation of the installation Guarantee a set or con
39. ring loop MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 Enter the value displayed by the multimeter The authorized offset range is 3 5 to 4 5 mA Confirm Figure 41 Setting of the 4 mA 38 6 Operating and commissioning FLUID CONTROL SYSTEMS MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 8 8 2 Adjusting the SPAN for the output current To access the parameter see chap 8 2 This function makes it possible to adjust the default 20 mA current value To recalculate and save the new OFFSET and SPAN parameters go to the END parameter of the Test menu and press be SP 19 96 The device generates a 20 mA current Measure the current given on the 4 20 mA output using a multimeter connected within the measuring loop Enter the value displayed by the multimeter The authorized span range is 19 5 to 20 5 mA Confirm T ADJUST Figure 42 Setting of the 20 mA 8 8 3 Adjusting the temperature To access the parameter see chap 8 2 The device is equipped with a conductivity sensor and a built in digital temperature sensor The value from the temperature sensor can be adjusted by an offset for compensation of the actual temperature gradients chosen temperature will impact the value of the compensated conductivity
40. rom T up to 25 C if T T 25 C w The dispaly alternately shows the text MEASUR T 065 MEASURE and the fluid temperature MERS ENG When T if T 25 C lt T or 25 C if T lt T lt 25 C is reached the device dis plays MEAS END end of Teach In Confirm CURRENT Figure 33 Definition of the compensation curve through Teach In Activate SPECIAL in the T COEFF parameter to use the compensation curve obtained with the Teach in procedure EI If an ERROR message appears refer to chap 9 3 If you do not want to adjust another parameter go to the END parameter of the Parameters menu and press to save the settings and go back to the Process level MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 33 im aTe 18 burkert FLUID CONTROL SYSTEMS Operating and commissioning 8 7 6 Configuring the current output To access the parameter see chap 8 2 You can use this parameter to configure the measurement range of the conductivity or the temperature for the 4 20 mA current output Ti Refer to chap 8 7 2 to parameter the units of conductivity and temperature measurements as well the a decimals for the display of conductivity aead Enter the value of the process variable CURRENT 5 4 4 0200 associated to a 4 mA current in the WV d units set in
41. smitter on a horizontal or vertical pipe 2 Mounting of the device on the bore of the tank Figure 5 Mounting positions of the device 16 English Installation and wiring FLUID CONTROL SYSTEMS Figure 6 Installation height with relation to the DN of the pipe mm Install the device into the fitting see Figure 7 Unscrew the nut 8 of the device Insert the nut 8 on the fitting 4 Clip the snap ring 2 into the groove 5 Insert the conductivity sensor into the fitting making sure of the correct positioning of the lug 6 into its housing on the fitting MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 Screw the nut 3 manually on the device If the mounting is correct the housing o of the device should be tightly positioned Figure 7 Installation of the device into the SO20 fitting 17 1 burkert FLUID CONTROL SYSTEMS Installation and wiring 7 4 Wiring DANGER Risk of injury due to electrical voltage Shut down and isolate the electrical power source before carrying out work on the system Observe all applicable accident protection and safety regulations for electrical equipment Za gb Use a filtered and regulated 12 30 V DC power supply see chap 6 3 3 o Use shielded cables with a temperature limit of 80 C minimum For normal operating conditions the
42. the Process level 8 9 Default settings of the device MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 Language English Unit of conductivity mS Number of decimal positions 2 Cell constant function of the cell Temperature compensation Coefficient LINEAR TC 0 00 Current Relay 1 4 mA 00 00 mS 20 mA 00 00 mS 00 00 mS Relay 1 00 00 mS Relay 1 inverted NO DEL1 000 Relay 2 00 00 mS Relay 24 00 00 mS Relay 2 inverted NO DEI 000 Filter 2 41 5 burkert FLUID CONTROL SYSTEMS Maintenance and troubleshooting 9 MAINTENANCE AND TROUBLESHOOTING 9 1 Safety instructions DANGER Risk of injury due to high pressure in the installation Stop the circulation of fluid cut off the pressure and drain the pipe before loosening the process connections Risk of injury due to electrical voltage Shut down and isolate the electrical power source before carrying out work on the system Observe all applicable accident protection and safety regulations for electrical equipment Danger due to high temperatures of the fluid Use safety gloves to handle the device Stop the circulation of fluid and drain the pipes before loosening the process connections Keep all easily flammable material and fluid away from the device Risk of injury due
43. the sensor If you do not want to adjust another parameter go to the END parameter of the Parameters menu and press to save the settings and go back to the Process level 8 7 5 Adjusting the temperature compensation coefficient To access the parameter see chap 8 2 MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 Conductivity varies according to the temperature The temperature compensation coefficient is used to determine the conductivity for a fluid temperature of 25 C The device has three modes of temperature compensation Linear Automatic Teach In 30 English Operating and cornrnissioning burkert FLUID CONTROL SYSTEMS MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 T COEFF gt LINEAR AUTO TERCH IN Choose the temperature compensation mode Confirm Figure 29 Diagram of the parameter T COEFF of the Parameters menu 1 Linear temperatu re compensation In some cases the linear compensation is precise enough to monitor and control the process if the fluid tempe rature is always gt 0 C For this compensation mode enter a value held as the average compensation value for the temperature and the conductivity range T COEFF m LINER Choose the linear com pensation mode Confirm TCsOe 1
44. tions This manual must be read and understood 1 1 Symbols used DANGER Warns against an imminent danger Failure to observe this warning can result in death or in serious injury WARNING Warns against a potentially dangerous situation Failure to observe this warning can result in serious injury or even death ATTENTION Warns against a possible risk Failure to observe this warning can result in substantial or minor injuries NOTE Warns against material damage Failure to observe this warning may result in damage to the device or system o Indicates additional information advice or important recommendations Refers to information contained in this manual or in other documents Indicates a procedure to be carried out MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 1 2 Definition of the word device The word device used within this manual refers to the conductivity meter type 8226 English burkert Intended use FLUID CONTROL SYSTEMS 2 INTENDED USE E xv o o Use of the device that does not compiy vvith the instructions could present risks to people nearby ins tallations and the environment The device is intended to measure the conductivity This device must be protected against electromagnetic interference ultraviolet rays and when installed outdoors the e
45. to the nature of the fluid Respect the prevailing rules on accident prevention and safety relating to the use of aggressive fluids WARNING Risk of injury due to non conforming maintenance Maintenance must only be carried out by qualified and skilled staff with the appropriate tools Ensure that the restart of the installation is controlled after any interventions 9 2 Cleaning the device If installation has been carried out properly and the operating conditions are correct the device is maintenance free If need be clean the device with a cloth dampened with a product that is compatible with the materials of the device Please feel free to contact your B rkert supplier for any additional information Do not clog the hole of the conductivity sensor Clean the conductivity sensor MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 Activate the HOLD mode refer to chap 8 6 to avoid interrupting the process while cleaning the device 42 English Maintenance and troubleshooting FLUID CONTROL SYSTEMS MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 9 3 If you encounter problems PWR FAIL 22 mA activated Power supply is unstable Use a supply voltage within the or lower than 12 V DC 12 30 V DC range 12 30 V DC version Power supply is Use a filtered and stable power defecti
46. trolled restarting of the process subsequent to any intervention on the device Comply with fluid temperature and pressure dependency with relation to the material of the fitting see Figure 4 hereafter 15 English burkert FLUID CONTROL SYSTEMS Installation and wiring 7 2 Fluid pressure and temperature dependency Pressure bar 7 PN 6 70 90 110 Temperature C Figure 4 Fluid pressure and temperature dependency with relation to the metal PVC PP or PVDF based S020 fitting 7 3 Installation onto the pipe DANGER Risk of injury due to high pressure in the installation Stop the circulation of fluid cut off the pressure and drain the pipe before loosening the process connections Risk of injury due to the nature of the fluid Respect the prevailing rules on accident prevention and safety relating to the use of aggressive fluids The conductivity meter 8226 can be installed on a pipe using a fitting S020 o Choose the appropriate installation position in order to avoid the formation of bubbles or air pockets Install the S020 fitting into the pipe using the instructions on the user manual Always make sure that the fluid flows within the hole of the conductivity sensor MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 LET Mounting of the tran
47. uts including the relays gb First choose the units of conductivity and or temperature as shovvn in chap 8 7 2 Enter a temperature or conductivity value in the units CONDUCT 10 05 5 chosen in chap 8 7 2 Confirm by pressing the pz key TEMPERA Check that the outputs are behaving as expected ENTER To test another value press V Figure 45 Conductivity and temperature simulation in the SIMUL parameter If you do not want to adjust another parameter go to the END parameter of the Test menu and press to save the settings and go back to the Process level MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 40 English Operating and commissioning FLUID CONTROL SYSTEMS 8 8 6 Setting the zero point of conductivity To access the parameter see chap 8 2 If the value of air conductivity measured is higher than 10 uS cm readjust the device holding the sensor in the air zero point of conductivity of the device n b NO x ICRLIB YES The device then proceeds vvith an automatic setting that can last up to 1 minute approximately Figure 46 Diagram of the CALIB parameter of the Test menu If you do not want to adjust another parameter go to the END parameter of the Test menu and press to save the settings and go back to
48. ve Confirm 50 which suits to the process NACLI Confirm SPECIAL CURRENT 4 Figure 32 Setting the automatic temperature compensation mode If you do not want to adjust another parameter go to the END parameter of the Parameters menu and press to save the settings and go back to the Process level 3 Temperature compensation through Teach In This mode enables the practical definition of the compensation curve over a specific temperature range Avoid the formation of bubbles on the surface of the conductivity sensor MAN 1000189134 EN Version A Status RL released freigegeben printed 19 01 2015 The increase in temperature must be slow in order to compensate the thermal resistance of the tempe rature sensor To interrupt the Teach In procedure during measurement simultaneously press keys and for 5 seconds The compensation curve is not stored 32 English Operating and commissioning FLUID CONTROL SYSTEMS Enter the lowest value T of the fluid tem perature range T COEFF M gt TEACH Ih Choose the Teach in procedure Confirm Confirm Enter the highest value T of the fluid temperature range making sure the diffe rence between T and T exceeds 5 C Confirm Immerse the clean conductivity sensor in the solution Gradually heat from T up to T if T 25 C lt T or f
49. ve supply If the problem persists return the device to B rkert PWR FAIL 22 mA activated Power supply is unstable Use a supply voltage of 115 or or lower than 115 V AC 230 V AC 115 230 V AC version Power supply is If the problem persists return the defective device to B rkert ERROR 22 mA activated Internal memory error Switch the device off and on EEPROM again If the problem persists return the device to B rkert ee IC 22 mA activated Fluid temperature is out Check the temperature of the of range 40 C gt T or process T gt 120 C Replug the connectors of the conductivity sensor to the elec tronic board If the problem persists return the device to B rkert mS 22 mA activated The black connector of the Replug the black connector of conductivity sensor is not the conductivity sensor to the plugged to the electronic electronic board board If the problem persists return the device to B rkert 0000 4 to 20 mA idle The value of conductivity Check the coefficient of the is zero sensor should be 6 or 7 See chap 8 7 3 or 8 7 4 Replug the gold connector of the conductivity sensor to the elec tronic board If the problem persists return the device to B rkert 43 1 burkert FLUID CONTROL SYSTEMS Maintenance and troubleshooting 9999 4to 20 mA The measured value is
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