Model FLXA21 2-Wire Analyzer Start-up Manual
Contents
1. A hole is drilled if specified n4 26 5253 For power supply Tre u 44 pj e 137 Stainless Steel Housing For power supply For grounding cable Plastic Housing Figure A 1 F0202 ai Cable gland diagram CAUTION Be careful not to be injured by the sharp hole edges on the housing Install the supplied cable gland as shown in Figure 2 4 When using an adapter for conduit work see Figure 2 5 Cable gland nut gt Gaskets Washer EE ED Gable gland Gable gland Cable gland cap Cable gland cap Sleeve for grounding cable line of the plastic housing Rubber plug without wiring Plastic Housing Cable glands Stainless Steel Housin F0203 ai Figure A 2 The unused cable glands should be sealed with the supplied close up plug A DANGER When installing cable glands hold cable glands and tighten cable gland nuts to a torque of 6 Nem If cable glands not gland nuts are tightened O rings may be come out from the proper positions Adapter for conduit work When protecting the cable with a conduit use an adapter option codes CB4 CD4 or CF4 Set the adapter as shown in figure 2 4 instead of using the supplied M20 cable gland Nut Unit mm inch T Approx 5522 49 1 93 L Adapter Figure A 3 N Packing G1 2 screw CB4 1 2 NPT2. User s Manual Model FLXA21 FLEJA a QE 2 Wire Analyzer SENCOM SS Start up Manual Cc IM 12A01A02 12E vigilantplant This note is designed to assist with the installation of the FLXA21 This document should be used in conjunction with the User s Manual of the FLXA21 YOKOGAWA IM 12A01A02 12E f f 4th Editi Yokogawa Electric Corporation i Toc 1 Model FLXA21 2 Wire Analyzer Start up Manual IM 12A01A02 12E 4th Edition CONTENTS 1 Wiring and Installation ccc ooi iio sect cee nt eee es 1 1 1 Installation site oreet UR ee ee Se ee en 1 1 2 Wiring the power supply 2 cc2c ccccccsccccsececsaceesancececceesecesscneeeseceassenescneassecsaancresteeess 2 1 3 WINING te SONS OM RE 3 1 3 1 pH Measurement iscia a aaa 3 1 3 2 ORP Measurement ssssssssssssssssseeeeeeen eene 4 1 3 3 oC CIPIT DIU 5 1 3 4 ISG Meas remient EORR a AM iss 5 1 3 5 DO Measurement aec e te cete n e eta i ea ra dod 6 1 3 6 SENCOM pH ORP Measurement sss 6 1 3 7 Wiring of YOKOGAWA sensors sesseeeeeeeeeeeeeenn 7 1 3 8 Wiring of HAMILTON SonsOrS encontra aiaia 8 2 Operatii in quin et eer DEUM etree a I tenu MENACE rene eee 11 2 1 Change languagjg 2 utente natu un tu n ntu u ata n atu u uan ana R RR ARR Ran RDR 11 2 2 QUICK SQUU Piss ise 11 2 3 Basic Operation oe coasts cee cesie e e a a CI CE 12 3 COMMISSIONING
3. 137 FB4_06 ai Figure A 10 Housing dimensions and layout of glands Stainless steel housing ga Unit mm 9 M Fig 3 E 5 3 4 2 M5 length 35 138 Plate E Y Only with coating 4 M6 8 e 9 10 e m e 185 o Spacing panel cutout DA AME E 178 Tighten the four screws to a torque of 2 Nem FBA OBai Figure A 11 Panel mounting Option PM UM Stainless steel housing Unit mm 165 173 4M6 13 3 S g E IL For wall mounting J3 3 210 holes d Tighten the four screws to a torque of 2 Nem Bars Figure A 12 Wall mounting Option U UM Stainless steel housing Pipe 50A 260 5 4 M6 M8 U bolt Pipe mounting Horizontal Pipe mounting Vertical Tighten the four screws to a torque of 2 Nem FBA Dh Figure A 13 Pipe mounting Option U UM Stainless steel housing Unit mm FBA 10a Housing with stainless steel hood Option H6 H7 H8 Stainless steel housing Figure A 14 IM 12A01A02 12E 4th Edition Sep 3 2013 00 Revision Record Manual Title Model FLXA21 Two wire Analyzer Start up Manual Manual No IM 12A01A02 12E May 2010 1st Edition Newly published Aug 2010 2nd Edition Followings are mainly revised Addition of grounding terminal position on stainless housing with speci
4. 17 14 Sensor shield internal 15 Drive coil 16 The sensors are supplied with integral cables and each individual wire is marked with the corresponding terminal numbers IM 12A01A02 12E 4th Edition Sep 3 2013 00 1 Wiring and Installation 6 1 3 5 DO Measurement The input module for DO measurement is suitable for different types of DO sensors i Galvanic sensors like model DO30G ii Polarographic sensors like HAMILTON S Oxyferm and Oxygold The connection is as follows 9 15 anode galvanic 2 13 cathode galvanic 018 anode polarographic o 14 shield 017 cathode polarographic i The DO30G sensor comes with integral cable and the wires are labeled with the corresponding terminal numbers 1 3 6 SENCOM pH ORP Measurement FU20F sensors are connected to the module as follows ToFU20F lt M9 Connector 82 Shield 83 Data 84 Data 86 Supply Gnd 87 Supply O an gt A IM 12A01A02 12E 4th Edition Sep 3 2013 00 1 Wiring and Installation 1 3 7 Wiring of YOKOGAWA sensors Board Terminals Input 2 Input 1 Sensor Measurement 1 12 13 44 15 16 47 1813 1915 Jumper Remark DO30G DO 11 12 13 14 15 16 Fixed Cable FU20 pH pH amp IPH20 FU24 ORP rH 11 12 13 14 15 16 17 Yes No Fixed Cable ee ORP 11 12 13 14 Yes Yes 13 14 Fixed Cable PH20 FU24 FU20 p
5. 55 C Humidity 10 to 95 RH Non condensing Water Protection IP66 except Canada Type 4X except Canada Type 3S 4X Canada Select an installation site where the ambient temperature and humidity are within the limits of the instrument specifications see chapter 2 1 in the instruction manual If the instrument is installed outside and exposed to direct sunlight a sun shade hood should be used The FLXA21 can be mounted on a wall pipe or panel when the mounting kit is ordered this is how we will keep the unit in stock For dimensional information please refer to section 3 6 Mounting Methods in the instruction manual See Apendix Media No IM 12A01A02 12E Ath Edition Sep 2013 YK IM 12A01A02 12E 4th Edition Sep 3 2013 00 All Rights Reserved Copyright 2010 Yokogawa Electric Corporation 1 Wiring and Installation 2 1 2 Wiring the power supply FLXA21 is a 2 wire transmitter and can be powered by a DC power supply of max 40 VDC The Power Supply voltage depends on e The load resistance impedance of electronic equipment typically 250 Ohm Number of input modules 1 sensor measurement or 2 sensor measurement One 1 Sensor module 1 input 16 to 40 V DC for pH ORP SC and DO 17 to 40 V DC for ISC 21 to 40 V DC SENCOM pH ORP Two 2 Sensor modules 2 inputs 22 8 to 40 V DC for pH ORP SC and DO m aA 12955 Lr 4 8 1295 e 8 g 1000 E 1000 9 Except SEN
6. CHEMTRODE ORP ORP Yes 13 14 inr aei pH E F B A No 13 14 VP6 SC CLARITRODE pH Blue Red White Yes No 13 14 ae Mad rd pH E F B A Yes NO VP6 SC CONDCUELL sc White Blue Green Pink Brown Yellow Fixed Grey Cable CONDCUELL Black Grey Hamilton VP 59 Blue Yellow Black Shiela TOY Shield VP Cable EASYFERM pH Blue Red White Yes No 13 14 E Dari dn pH E F B A Yes No 13 14 VP6 SC INCHTRODE pH E F B D A Yes No VP6 SC WU20D MECOTRODE pH Blue Red White Yes No 13 14 Cable dau ae pH E F B A Yes NO VP8 DC OXYFERM Green Hamilton vp oxycoLp PO White Green Yellow Black ed VP Cable OXYSENS DO Yellow Blue Black Clear Brown chee Cable pHEASY pH E F B D A B Yes No POLILYTE pH Blue Red White Yes No oe Cable gt Black Hamilton POLILYTE VP pH White Green Red Blue Clear Yes No VP Cable POLILYTE gt Black Hamilton PLUS VP pH White Green Red Blue Clear Yes No VP Cable Color coding of Variopin cables PIN A B c D E F G H Black Hamilton VP6 SC Clear Red Grey Blue White Green Black Black Red Red Hamilton VP8 DC Clear Shield Clear Shield White Green Yellow Brown WU20 V S VP6 SC Clear Brown Black Yellow Red Blue Brown Brown White White WU20 V D VP8 DC Core Shield Cored Shield Red Blue Yellow IM 12A01A02 12E 4th Edition Sep 3 2013 00 1 Wiring and Installation 9 NOTE When two sensor modules are used the upper level module is for input 1 an
7. 12 is grayed out and disabled on the Main display On the Home display pressing the 1st sensor top information or the 2nd sensor bottom information causes the Main display of the selected sensor to appear Home Display Main Display Ell Tag FLXA21 PH 2 Tag FLXA21 PH 24 9 C 4 15 99 pH 25 0 C dc 10 38 mmm pH Ell rag FLXA21 PH IM 12A01A02 12E 4th Edition Sep 3 2013 00 3 Commissioning 1 3 3 Commissioning QUICK SET UP NOTES a pH measurement module Under measurement a selection is made for pH ORP or pH amp ORP The selected measurement must be in accordance with the sensor wiring When rH measurement is requested pH amp ORP must be chosen on this level The rH must then be selected in the commissioning menu b SC measurement module Under measurement a selection is made between Conductivity Resistivity Concentration or Concentration plus Conductivity On this level only Conductivity or Resistivity can be selected Settings for Concentration measurement must be done in the commissioning menu c DO measurement module Under sensor type a selection is made for Galvanic or Polarographic The selected sensor type must be in accordance with the sensor wiring Otherwise the analyzer or sensor can be damaged IM 12A01A02 12E 4th Edition Sep 3 2013 00 3 Commissioning 14 4 Maintenance B Periodic maintenance T
8. screw CD4 M20x1 5 screw CF4 FO204 ai Adapter for conduit work option A DANGER When using a cable conduit use a flexible conduit to avoid stress on the conduit adapter The stress on the conduit adapter may damage the housing A2 Mounting methods Refer to figures 2 25 to 27 and 2 31 to 33 The FLXA21 has a various kinds of mounting capabilities Panel mounting using optional mounting hardware PM or UM Wall mounting using optional mounting hardware U or UM for example on a solid wall Pipe mounting using optional mounting hardware U or UM on a horizontal or vertical pipe Nominal size 50A Note The universal mounting kit UM contains the pipe and wall mounting hardware U and the panel mounting hardware IPM A2 1 Plastic housing 151 Uit mm 144 141 225 ca 7 fo x n o S a For sensor 1 cable For sensor 2 cable EMG cepts ian ir A e S E amp For power supply For grounding cable Figure A 4 Housing dimensions and layout of glands Plastic housing Unit mm g E 2 138 2 M5 length 35 Uh 8 4 M6 az 9 185 Spacing panel cutout EE aS RAS AIA Tighten the four screws to a torque of 2 Nem
9. COM E 8 600F t 7 o 600 d54 2 e l L jum 7 Digital Communication Wi l Digital Communication Range HART say 250 0 1718 22 86 24 7 40 0 161718 22 8 24 7 40 Voltage V 18 2 21 Voltage V Figure 1 Supply Voltage and Load Resistance for Figure 2 Supply Voltage and Load Resistance for pH ORP analog sensor SC and DO ISC and pH ORP SENCOM sensor The power supply is connected to the terminals marked with and which corresponds with the polarity of the DC power supply The shield ground is connected to the terminal marked then replace ground wiring cover IM 12A01A02 12E 4th Edition Sep 3 2013 00 1 Wiring and Installation 3 1 3 Wiring the sensor The FLXA21 can be used with a wide range of commercially available sensor types both from Yokogawa and other manufacturers For more detailed information refer to the respective instruction manual of the sensor The sensor systems from Yokogawa fall into two categories the ones that use a fixed cable and the ones with separate cables To connect sensors with fixed cables simply match the terminal numbers in the instrument with the identification numbers on the cable ends The separate sensors and cables are not numbered but instead use a color coding system 1 3 1 pH Measurement Conventional pH sensors are connected to the module as follows FL
10. FBA 03ai Figure A 5 Panel mounting Option PM UM Plastic housing Unit mm 144 164 E 1 4A ep o o 4 L u d i q a o 8 N E 7 CE EUN o i We d For wall mounting e id 3 010 holes e 9 7 70 100 Tighten the four screws to a torque of 2 Nem FB4_02 ai Figure A 6 Wall mounting Option U UM Plastic housing IM 12A01A02 12E 4th Edition Sep 3 2013 00 16 205 Pipe 50A 060 5 Tg Pipe mounting Vertical Pipe mounting Horizontal Tighten the four screws to a torque of 2 Nem ET Figure A 7 Pipe mounting Option U UM Plastic housing 184 220 9 Unit mm 199 FBA 05 Figure A 8 Housing with stainless steel hood Option H6 H7 H8 Plastic housing A2 2 Stainless steel housing The stainless housing with urethane coating U or epoxy coating E has an external plate as shown on figure A 9 Figure A 9 Externals of the coated type housing Unit mm 80 137 80 For sensor 1 cable For sensor 2 cable Plate Only with coating 4 M6 depth 5 26 5 25 3 For power supply s pa e
11. H Comp x IPH20 FU24 ORP 11 12 15 14 16 No Yes 13 14 Fixed Cable FU20 VP pH pH amp IFU24 VP ORP rH E F B D A Yes No VP6 SC FU20 VP FU24 VP ORP E F B D Yes Yes 13 14 VP6 SC FU20 VP pH Comp FU24 VP ORP E F A D No Yes 13 14 VP6 SC ISC40 ISC 11 12 13 14 15 16 Fixed Cable PR20 PR10 pH 11 12 13 14 15 16 Yes No Fixed Cable SC21 pH Blue ie Red White No No WUJ20 Triax SC24V pH E F C H A B D VP8 DC SC25V pH E F B D A Yes No VP6 SC pH Comp Liquid SC29 PTG ORP Red Earth Blue White WUJ20 Triax SC29 PTP ORP Blue ine Red White Yes Yes WUJ20 Triax SC42 SC 11 12 13 14 15 16 WU40 cable SC4A SC 11 12 13 14 15 16 Fixed Cable SM21 SR20 H Green Green Yellow Black Red Red Yellow Yes No WU20 Color SM60 p Red Blue Red Red Blue Blue Coded Coax SM29 Yellow Red Red Yellow WU20 Color SR20 BRE Red P9 Red Blue Blue S YS Coded Coax Yellow ee SxX42 SC Brown Brown Red and Sensor Wiring Green 15 16 Board Terminals Sensor Measurement Remark 82 83 84 86 87 FU20F pH pH amp ORP rH 82 83 84 86 87 WU11 Cable IM 12A01A02 12E 4th Edition Sep 3 2013 00 1 3 8 1 Wiring and Installation Wiring of HAMILTON sensors Board Terminals Input 2 Input 1 Sensor Measurement 1 12 13 44 15 16 48 18 13 19 15 Jumper Remark CHEMTRODE pH Blue Red No 13 14 wu20D Cable
12. XA21 11 Temperature 12 Temperature 13 Reference 14 Solution ground 15 Glass measure Shield Shield N Oo Jumper holder LU TC REF Liquid PH Earth In addition to the wiring of the sensor insure that a jumper for low impedance sensor inputs is installed The jumpers can be found on the plastic sensor module cover and can be stored in the lower level module wiring cover pH Glass Electrode is a high impedance sensor input Special electrodes using 2 glass sensor example Pfaudler SC24V do not need jumpers Terminals 15 16 are identified as input 1 High Impedance and terminals 13 17 are defined as input 2 Low Impedance For conventional pH sensors the jumper is placed as illustrated EX 14 EX 13 17 19 15 16 Input 2 Input 1 Glass sensor on Input 1 Reference sensor on Input 2 IM 12A01A02 12E 4th Edition Sep 3 2013 00 1 3 2 1 Wiring and Installation 4 ORP Measurement The ORP measurement uses the same sensor input module as the pH measurement It is not uncommon to measure ORP as process variable and a pH Glass electrode as reference This is the case with rH measurement and with pH compensated ORP measurement Standard reference electrodes and an ORP REDOX electrode are low impedance sensor inputs Conventional ORP sensors are connected to the module as follows FLXA21 yid o
13. aae aoc cere ee i rate EE ne eee 13 4 Malle Bison nian eid corii nam cele arid 14 LAM ooo mcm 15 Revision ROC ON Rm E sk i IM 12A01A02 12E 4th Edition Sep 3 2013 00 1 Wiring and Installation 1 Wiring and Installation Open the cover and remove the plastic inserts covering the modules They will be reinstalled after the wiring is completed 1 1 Installation site The FLXA21 is weatherproof and can be installed both inside and outside It should however be installed as close as possible to the sensor to avoid long cable runs between the instrument and sensor When a pH sensor is used the cable length including the sensor cable should not exceed 20 meters 65 6 feet 60 meters 197 feet when using BA10 extension box and WF 10 cable For a conductivity sensor the cable run should not exceed 60 meters 197 feet For dissolved oxygen the sensor cable run should not exceed 30 meters 100 feet For SENCOM pH ORP the sensor cable run should not exceed 20 meters 65 6 feet Select an installation site that meets the following conditions Mechanical vibrations and shocks are negligible Norelay switch and power switch are installed close to the converter e There is space for cable connection beneath the cable glands Notexposed to direct sunlight or severe weather conditions Maintenance is possible Nocorrosive atmosphere Ambient Operating Temperature 20 to
14. d the lower level module is for input 2 For ease of installation first wire input 2 sensor on the lower level module A and attach the wiring cover then wire input 1 sensor on the upper level module B and replace the module wiring cover C p E I and the power can be switched on A WARNING When one of the modules has been removed and replaced make sure you lock the module securely in place Confirm that all locking tabs including for BLANK slots are in Locked position before you close the front panel If the locking tabs are in Unlock position the front panel may be interfered with locking tabs Unlock Lock A WARNING Do not tighten up four front panel screws one by one Each front panel screw should be tightened up in two times of screwing And firstly the screw at the upper left should be screwed a bit the next is at the lower right third is at the upper right and fourth is at the lower left The second round is the same sequence again to tighten up four Screws Do not use an electric screwdriver with high revolutions If an electric screwdriver is used for these front panel screws the revolutions of the electric screwdriver should be less than 400 rpm Four screws should be tightened to the following torque 0 8 to 0 9 Nem for the plastic housing 1 5 to 1 6 Nem
15. fic mountings Addition of plate position on stainless housing with specific coatings Addition of explanation of sleeve for grounding wire for plastic housing Correction of torques Addition of Note Warning etc Addition of detail descriptions for wire terminals Addition of drawings of housing with hood Addition of example displays for calculated data and redundant system Addition of explanation of passwords Correction of errors on the User setting tables Feb 2012 3rd Edition Addition of descriptions and drawings for intrinsically safe type Change of descriptions of messages on displays Change of figures of housing due to change of position of external grounding for stainless steel housing Change of figures of wiring covers Change of description of message language due to addition of message languages And other corrections Sep 2013 4rd Edition Pages are significantly reduced IM 12A01A02 12E 4th Edition Sep 3 2013 00
16. for the stainless steel housing IM 12A01A02 12E 4th Edition Sep 3 2013 00 1 Wiring and Installation 10 NOTE The special grommet is intended to be used to seal the multiple cables from the Yokogawa flow fittings such as FF20 The designated cables are WU20 sensor cables which are approximately 5 mm 0 2 in diameter and K1500FV liquid earth cables which are approximately 2 5 mm 0 1 in diameter For sensor systems using a single cable like the FU20 FU24 and the PR10 PD20 PF20 and PS20 the standard gland will accommodate the cable adequately Single cables between approximately 6 mm and 12 mm 0 24 and 0 47 can be sealed properly with these glands and the standard tule Remove standard tule Grommet set Grommet set use Content of grommet set IM 12A01A02 12E 4th Edition Sep 3 2013 00 2 2 1 2 2 11 2 Operation Operation When all wiring is completed turn on the power to the instrument Make sure that the LCD screen turns on and then wait for the Quick Setup menu to be displayed Follow the on screen instructions for set up and calibration If the instrument is not configured correctly an error indicator may be displayed or the measurement values displayed may be incorrect Consult the Instruction Manual supplied on CD with the analyzer and check the initial settings and change them to suit your purpose Basic operation of the software is similar the EXAxt 450 series For more de
17. he FLXA21 requires very little periodic maintenance except to make sure the front window is kept clean in order to permit a clear view of the display and allow proper operation of the touchscreen If the window becomes soiled clean it using a soft damp cloth or soft tissue To deal with more stubborn stains a neutral detergent may be used When you must open the front cover and or glands make sure that the seals are clean and correctly fitted when the unit is re assembled in order to maintain the housing s weatherproof integrity against water and water vapor The pH measurement uses high impedance sensors and may otherwise be prone to problems caused by exposure of the circuitry to condensation CAUTION Never use harsh chemicals or solvents In the event that the window does become heavily stained or scratched refer to the parts list for replacement part numbers IM 12A01A02 12E 4th Edition Sep 3 2013 00 15 Appendix A1 Installing the cable glands Before installing this instrument open the front panel and remove the wiring cover and then install the cable glands A CAUTION Be careful not to lose the wiring cover screws The supplied cable glands are for cables with an outside diameter of 6 to 12 mm 0 24 to 0 47 inches Unused cable entry holes must be sealed with cable glands including the supplied close up plugs For sensor 1 cable For sensor 1 cable For sensor 2 cable For sensor 2 cable
18. ndes rem eet es ee et im tue ut 011 Temperature Ss i en un ii M cii i qi imn gt 12 Temperature 13 Reference 7 14 Solution ground 15 Metal measure 16 Shield 17 Shield 7 J TC REF Liquid ORP Earth For conventional ORP sensors the jumpers are placed as illustrated 14 18 13 11 12 17 19 15 16 SISISIS IS ISIS IS Input 2 Input 1 Metal sensor on Input 1 Normal reference on Input 2 pH Compensated ORP sensors are connected to the module as follows FLXA21 11 Temperature 12 Temperature 13 Glass 7 14 Solution ground 15 Metal 16 Shield 17 Shield TC PH Liquid ORP Earth For pH Compensated ORP sensors the jumper is placed as illustrated t m f 15 16 E ea Input 2 Input 1 Metal sensor on Input 1 pH glass as reference on Input 2 IM 12A01A02 12E 4th Edition Sep 3 2013 00 1 Wiring and Installation 5 1 3 3 SC Measurement Contacting Conductivity SC sensors are connected to the module as follows The above diagram shows wiring for 4 electrode conductivity sensors such as SC42 SP34 large bore series For 2 electrode conductivity sensors such as SC42 SP36 small bore series jumpers must be installed between terminals 13 14 and between terminals 15 16 as shown in the diagram below 1 3 4 ISC Measurement ISC40 sensors are connected to the module as follows 11 Temp 12 13 Receive coil RL r
19. tailed information please refer to the instruction manual Change language The default language setting for the FLEXA is English To select a different language other than English follow the steps below FLEXA Change language A Quick setup Start quick setup Q OYes ONo Change language Warning n The instrument will restart Are you sure Yes Quick setup The Quick setup menu is used to program the basic items necessary to make the transmitter operational such as the date time and sensor settings The detailed settings are described in chapter 5 Commissioning in the instruction manual Each time the FLXA21 is started up this menu is displayed If it is not necessary to change the setup you may bypass the Quick setup by selecting No or When no operation is performed for 10 minutes the screen changes to the main display or home display automatically Quick setup ll Tag FLXA21 PH Start quick setup Q 25 0 C 19 mV OYes LLL No Z Tag FLXA21 PH CO Change language v p bd e mamm Enter ama PH1 IM 12A01A02 12E 4th Edition Sep 3 2013 00 2 3 Basic operation When 2 sensor modules are installed the Home display shows both sensor information at one time while the Main display will show the individual sensor information If only one sensor module is installed the 2 Operation
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