Model FLXA21 2-Wire Analyzer
Contents
1. General Model FLXA21 FLEXA CE Specifications AOE ANAYE a GS 12A01A02 01E E General The model FLXA21 2 Wire Analyzer one model of FLEXA series offers single or dual sensor measurement The modular designed analyzer offers 4 kinds of measurements pH ORP oxidation reduction potential contacting conductivity SC inductive conductivity ISC or dissolved oxygen DO with the respective sensor module For dual sensor measurement the combination of two same type sensor inputs pH ORP and pH ORP analog sensor only SC and SC and DO and DO are available with two sensor modules Dual sensor measurement offers additional functionalities calculated data function and redundant system Variety of calculated data from two measuring parameters is selectable for each measurement On the redundant system built on two measuring parameters of two sensor inputs main output parameter is automatically switched over to the second sensor output in case of the main sensor s failure condition Addition to conventional analog pH ORP sensors the analyzer FLXA21 can be connected to Yokogawa s digital sensor FU20F pH ORP SENCOM Sensor In the FLXA21 Human Machine Interface HMI 2 wire type analyzer FLXA21 offers easy touch screen operation and simple menu structure in 12 languages Menus of display execution and setting are displayed in a selected language The analyzer FLXA21 automatically recognizes the i2. 5 to 80 C 9 Others All Rights Reserved Copyright 2010 Yokogawa Electric Corporation GS 12A01A02 01E Mar 31 2015 00 18 4 2 Conductivity O 1st Input 1 Measuring range 2 Transmission output 4 to 20 mA DC 3 Detector sensor SC4AJ O Two electrode system 0 02 em O Two electrode system 0 1 cm SC8SG O Two electrode system 0 01 em O Two electrode system 10 em O Four electrode system 10 em SC210G UO Two electrode system 0 05 em O Two electrode system 5 em 4 Detector sensor mounting method SC4AJ O Adapter mounting O Welding socket O Welding clamp SC8SG_ O Screw in O Flow through SC210G O Screw in O Flange O Flow through O Screw in with gate valve 5 Electrode cable length SC4AJO 3m O 5m O 10m O 20m SC8SG 15 5m O 10m O 20m C210G O 3m O 5m O 10m O 15m O 20m 6 Others O 2nd Input 1 Measuring range 2 Transmission output 4 to 20 mA DC 3 Detector sensor SC4AJ O Two electrode system 0 02 em O Two electrode system 0 1 cm SC8SG O Two electrode system 0 01 em O Two electrode system 10 em O Four electrode system 10 cm C210G O Two electrode system 0 05 em O Two electrode system 5 em 4 Detector sensor mounting method SC4AJ O Adapter mounting O Welding socket O Welding clamp SC8SG_ O Screw in O Flow through C210G O Screw in O Flange O Flow through O Screw in with gate valve 5 Electrode cable length SC4AJO 3m O 5m O
3. And for hazardous location the FLXA21 has approvals of ATEX IECEx FM CSA and NEPSI Yokogawa Electric Corporation GS 12A01A02 01E YOKOGAWA 2 9 32 Nakacho Musashino shi Tokyo 180 8750 Japan Copyright Mar 2010 Tel 81 422 52 5617 Fax 81 422 52 6792 10th Edition Mar 31 2015 E General Specifications 1 Basic m Measurement Object Sensor Type e pH Oxidation reduction Potential pH ORP analog sensor e Conductivity SC e Inductive Conductivity ISC e Dissolved Oxygen DO pH Oxidation reduction Potential pH ORP digital sensor Note The available measurement object depends on a sensor module installed on the analyzer m Analyzer Structure Module structure e Composition of Analyzer One 1 Housing assembly One 1 or two 2 Sensor modules e Combination of Sensor Module when two modules are installed Combinations of two same sensor modules are available pH ORP and pH ORP analog sensor SC and SC DO and DO 2 Measurement 2 1 pH Oxidation reduction Potential pH ORP with analog sensors m Input Specification Dual high impedance input 21012 Q m Input Range pH 2 to 16 pH with option K O to 14 pH ORP 1500 to 1500 mV rH O to 100 rH Temperature Pt1000 30 to 140 C Pt100 30 to 140 C 6k8 30 to 140 C PTC10k 30 to 140 C NTC 8k55 10 to 120 C 3k Balco 30 to 140 C PTC500 30 to 140 C m Output Range pH min span 1 pH max span 20 pH ORP min span 1
4. Vmax li Imax Input 2 parameters E Fmax Li Sensor input circuit terminals 11 through 17 Uo Vt Voc 11 76 V Output lo It Isc parameters Ui Vmax li Imax Pi Pmax Ci Input parameters Sensor input circuit terminals 82 83 84 86 and 87 Uo Vt Voc 5 36 V a lo It Isc 106 16 mA parameters 0 1423 W All Rights Reserved Copyright 2010 Yokogawa Electric Corporation Control Drawing ATEX and IECEx types Hazardous Location lt Non Hazardous Location Sensor 1 Measuring module 1 Supply O Loo Housing Assembly ane Bartier 7 sensor Measuring module 2 Supply OH E Note 1 ly or 2 STS TO E La pli AO aa Ti th L Note The measuring module on this drawing means the sensor module on this General Specifications Electrical data are as follows Supply and output circuit Terminals Supply and Maximum Voltage Ui 30V Maximum Current li 100mA Maximum Power Pi 0 75W Internal Capacitance Ci 13nF Internal Inductance Li OmH Sensor input circuit pH terminals 11 through 19 SC terminals 11 through 16 DO terminals 11 thourgh 18 ISC terminals 11 through 17 SENCOM terminals 82 83 84 86 and 87 Type of Measuring Module pH SC and DO SENCOM Maximum Voltage Uo 11 76 V 11 76V 5 36V Maximum Current lo 116 5mA 60 6 mA 106 6 mA Maximum Power Po 0 3424 W 0 178 W 0 1423 W External Capacitan
5. All Rights Reserved Copyright 2010 Yokogawa Electric Corporation GS 12A01A02 01E Mar 31 2015 00 16 E Wiring Diagrams WTB10 or BA10 Case of Distributor Terminal box 6 FLXA21 2 Wire Analyzer PH201G Style B Sensor 4 o 3 4 5 6 T Output 2 1 5V DC 7 Output 1 1 5V DC Power supply 20 to 130V DC or 80 to 138V AC 47 to 63Hz 46 Stainless steel Plastic housing housing Case of Distributor SDBT Output 2 1 5V DC 7 Output 1 1 5V DC Power supply 20 to 130V DC or 80 to 138V AC 47 to 63Hz Use a 2 wire shielded cable with an outside diameter of 6 to 12 mm Connect the analyzer to ground Class D ground 100 ohm or less The way of connecting the grounding cable varies depending on the plastic housing and stainless steel housing In the case of the plastic housing connect the grounding cable to the terminal of the power module inside and in the case of the stainless steel housing connect the grounding cable to the terminal of the housing Use a cable with an outside diameter of 3 4 to 7 mm for the grounding line of the plastic housing Although on the stainless steel housing the ground terminal symbol is protective ground the ground is really functional ground This line is connected to a distributor or 24V DC power supply Terminal numbers for each sensor module are shown below Two modules of the same kind of measurement sensor type can be
6. digital sensor FU20F 2nd Input O With same as 1st Input O Without 4 1 pH ORP analog sensor O 1st Input 1 Measuring range O pH O to 14 O ORP to mV O 2 Transmission output O 4 to 20 mA DC pH O ORP O Temperature 3 System configuration selection O Electrode O Holder O pH Converter O Cleaning system O Terminal box O Accessories 4 Electrode cable length O 3m O 5m O 7m O 10m O 15m O 20m 0 m 5 Electrode operating pressure 10 kPa or less O More than 10 kPa 6 Type of holder LI Guide pipe O Submersion O Flow through O Suspension O Angled floating ball O Vertical floating ball 7 Cleaning method O No cleaning O Ultrasonic cleaning O Jet cleaning O Brush cleaning 8 Sample temperature O 5 to 105 C O 5 to 100 C O 5 to 80 C 9 Others O 2nd Input 1 Measuring range O pH O to 14 O ORP to mV O 2 Transmission output O 4 to 20 mA DC pH O ORP O Temperature 3 System configuration selection O Electrode O Holder O pH Converter O Cleaning system O Terminal box O Accessories 4 Electrode cable length O 3m O 5m O 7m O 10m O 15m O 20m 0 m 5 Electrode operating pressure 10 kPa or less O More than 10 kPa 6 Type of holder LI Guide pipe O Submersion O Flow through O Suspension O Angled floating ball O Vertical floating ball 7 Cleaning method O No cleaning O Ultrasonic cleaning O Jet cleaning O Brush cleaning 8 Sample temperature O 5 to 105 C O 5 to 100 C O
7. for ambient temperature 20 to 40 C excluding SENCOM module Atmosphere pressure 80kPa 0 8bar to 110kPa 1 1bar Degree of Protection of the Enclosure IP66 FM Intrinsically safe and nonincendive approval Applicable standard FM 3600 2011 Approval Standard for Electric Equipment for use in Hazardous Classified Locations General Requirement FM 3610 2010 Approval Standard for Intrinsically Safe Apparatus and Associated Apparatus for Use in Class I Il and III Division 1 Hazardous Classified Locations FM 3611 2004 Nonincendive Electrical Equipment for Use in Class and II Division 2 and Class Ill Divisions 1 and 2 Hazardous Classified Locations FM 3810 2005 Electrical Equipment for Measurement Control and Laboratory Use NEMA 250 1991 Enclosures for Electrical Equipment 1000 Volts Maximum ANSI IEC 60529 2004 Degrees of protection provided by enclosures IP Code ANSI ISA 60079 0 2009 Part 0 General Requirements ANSI ISA 60079 11 2011 Part 11 Equipment protection by intrinsic safety i Type of protection Class I Division 1 Groups A B C and D Intrinsically Safe Class Division 2 Groups A B C and D Nonincendive Class Zone 0 in Hazardous Classified Locations Intrinsically Safe Class Zone 2 Group IIC in Hazardous Classified Locations Nonincendive AEx ia IIC For all protection type T4 for ambient temperature 20 to 55 C T6 for ambient temperature 20 to 40 C Atmosphere
8. greater Accuracy 0 05 ppm or 0 8 F S whichever is greater Performance in ppb mode Linearity 1 ppb or 0 8 F S whichever is greater Repeatability 1 ppb or 0 8 F S whichever is greater Accuracy 1 ppb or 0 8 F S whichever is greater Temperature Linearity 0 3 C Repeatability 0 1 C Accuracy 0 3 C Note F S means maximum setting value of analyzer output 2 5 pH Oxidation reduction Potential pH ORP with digital sensor FU20F pH ORP SENCOM Sensor m Input Specification Bi directional digital communication RS 485 between FU20F and FLXA21 m Input Range depending on FU20F pH O to 14 pH ORP 1500 to 1500 mV rH 0 to 100 rH Temperature 10 to 105 C m Output Range pH min span 1 pH max span 20 pH ORP min span 100 mV max span 3000 mV rH min span 2 rH max span 100 rH Temperature min span 25 C max span 170 C All Rights Reserved Copyright 2010 Yokogawa Electric Corporation GS 12A01A02 01E Mar 31 2015 00 3 Electrical m Output Signal General One output of 4 20 mA DC Note Tolerance 0 02 mA Bi directional HART digital communication superimposed on mA 4 20mA signal Output function Linear or Non linear 21 step table Burn out function NAMUR 43 except ISC Without HART PH201G Down 3 6 mA signal 3 8 to 20 5 mA for pH ORP SC and DO signal 3 9 to 20 5 mA for ISC Up 22mA With HART PH201G Down 3 6 mA for pH ORP SC and DO Do
9. pressure 80 kPa 0 8 bar to 110 kPa 1 1 bar Degree of Protection of the Enclosure NEMA Type 4X and IP66 All Rights Reserved Copyright 2010 Yokogawa Electric Corporation 6 CSA Intrinsically safe and nonincendive approval Applicable standard CAN CSA C22 2 No 94 M1991 Special Purpose Enclosures CAN CSA C22 2 No 157 92 Intrinsically Safe Equipment for Use in Hazardous Locations C22 2 No213 M1987 Non incendive Electrical Equipment for Use in Class Division 2 Hazardous Locations CAN CSA E60079 0 07 Electrical apparatus for explosive gas atmospheres Part 0 General requirements CAN CSA E60079 11 02 Electrical apparatus for explosive gas atmospheres Part 11 Intrinsic safety i IEC 60529 2001 Degrees of protection provided by enclosures IP Code Type of protection C22 2 Class I Division 1 Groups A B C and D Intrinsically Safe Class Division 2 Groups A B C and D Nonincendive For all protection type T4 for ambient temperature 20 to 55 C T6 for ambient temperature 20 to 40 C Atmosphere pressure 80 kPa 0 8 bar to 110 kPa 1 1 bar Ambient Humidity 0 to 100 No condensation Degree of Protection of the Enclosure Type 4X Type of protection E60079 Ex ia IIC T4 for ambient temperature 20 to 55 C T6 for ambient temperature 20 to 40 C Atmosphere pressure 80 kPa 0 8 bar to 110 kPa 1 1 bar Ambient Humidity 0 to 100 No condensation Degree of Protection
10. resistance Q 600 516 304 250b 1718 22 86 24 7 40 18 2 21 Voltage V Figure 2 Supply Voltage and Load Resistance for ISC and pH ORP SENCOM sensor GS 12A01A02 01E Mar 31 2015 00 m Cable Entry Plastic case 1 Sensor measurement 3 holes M20 cable gland x 3 pcs Sleeve x 1 pc for grounding cable line 2 Sensor measurement 4 holes M20 cable gland x 4 pcs Sleeve x 1 pc for grounding cable line Stainless steel case 3 holes M20 cable gland x 3 pcs Close up plug x 1 pc Note Cable gland and plug are delivered with an analyzer but not assembled into the analyzer m Mounting Mounting hardware option Universal mounting kit Note Pipe and wall mounting hardware Panel mounting hardware Note This kit contains the pipe and wall mounting hardware and the panel mounting hardware Hood option e Stainless steel Stainless steel with urethane coating Stainless steel with epoxy coating m Stainless Steel Tag Plate When the additional code SCT with a tag number is specified the tag plate on which the tag number is inscribed is delivered with the analyzer Tag plate is hanging type m Conduit Adapter Using optional adapter e G1 2 quantity 4 e 1 2NPT quantity 4 M20x1 5 quantity 4 These conduit adapters are delivered with an analyzer but not assembled into the analyzer m Size of Housing Case Plastic 144 x 144 x 151 mm Lx W x D without cable g
11. 00 mV max span 3000 mV rH min span 2 rH max span 100 rH Temperature min span 25 C max span 170 C m Performance Accuracy The specifications are expressed with simulated inputs pH Linearity 0 01 pH Repeatability 0 01 pH Accuracy 0 01 pH ORP Linearity 1 mV Repeatability 1 mV Accuracy 1 mV Temperature with Pt1000 6k8 PTC10k NTC 8k55 3k Balco PTC500 Repeatability 0 1 C Accuracy 0 3 C with Pt100 Linearity 0 4 C Repeatability 0 1 C Accuracy 0 4 C 2 2 Conductivity SC m Input Specification Two or four electrodes measurement with square wave excitation using max 60m 200ft cable WU40 WF10 and cell constants from 0 005 to 50 0 cm m Input Range Conductivity min O uS em max 200 mS x Cell constant over range 2000 mS cm Resistivity min 0 005 kQ Cell constant max 1000 MQ x cm Temperature Pt1000 20 to 250 C Pt100 20 to 200 C Ni100 20 to 200 C NTC 8k55 10 to 120 C Pb36 JIS NTC 6k 20 to 120 C Output Range Conductivity min 0 01 uS cm max 2000 mS cm max 90 zero suppression Resistivity min 0 001 KQ x cm max 1000 MQ x cm max 90 zero suppression Temperature min span 25 C max span 270 C m Performance Accuracy The specifications are expressed with simulated inputs Conductivity 2 uS x K cm to 200 mS x K cm Accuracy 0 5 F S 1uSxKcm to 2 uS x K cm Accuracy 1 F S Resist
12. 10m O 20m SC8SG 15 5m O 10m O 20m C210G O 3m O 5m O 10m O 15m O 20m 6 Others 4 3 Inductive conductivity 1 Measuring range 2 Transmission output 4 to 20 mA DC 3 System configuration selection O ISC40GJ Sensor O Holder O Converter O BA20 Terminal box O WF10J Extension cable 4 Sensor mounting method O ISC40FDJ Immersion holder O ISC40FFJ Flow through holder O ISC40FSJ Direct insertion adapter 5 ISC40GJ Sensor cable length O 5m O 10m O 15m O 20m 6 WF10J Extension cable length O 5m O 10m O 20m O 30m O 40m 7 Others All Rights Reserved Copyright 2010 Yokogawa Electric Corporation GS 12A01A02 01E Mar 31 2015 00 19 4 4 Dissolved oxygen O 1st Input 1 Measuring range O10 to 50 mg L O 2 Transmission output 4 to 20 mA DC 3 System configuration selection O Electrode O Holder O Converter O Cleaning system O Terminal box O Maintenance parts set O Calibration set 4 Electrode cable length O 3m O 5m O 10m O 15m O 20m 5 Type of holder O Guide pipe O Submersion O Flow through O Suspension O Angled floating ball O Vertical floating ball 6 Cleaning method O No cleaning O Jet cleaning 7 Others O 2nd Input 1 Measuring range O Oto 50 mg L O 2 Transmission output 4 to 20 mA DC 3 System configuration selection O Electrode O Holder O Converter O Cleaning system O Terminal box O Maintenance parts set O Calibration set 4 Electrode cable length O 3m O
13. 178 FB4_03 ai Wall mounting hardware Option code LI U LI UM Unit mm 144 164 4 M6 144 224 For wall mounting 3 910 holes Tighten the four screws to a torque of 2 Nem FB4 02ai Note The wall on which the analyzer is mounted should be strong enough to bear the weight of more than 8 kg Pipe mounting hardware Option code LI U LI UM Unit mm 144 205 Pipe 50A 151 260 5 T 4 M6 200 M8 U bolt Pipe mounting Horizontal Pipe mounting Vertical Tighten the four screws to a torque of 2 Nem FB4 04 ai All Rights Reserved Copyright O 2010 Yokogawa Electric Corporation GS 12A01A02 01E Mar 31 2015 00 13 Stainless steel hood Option code LI H6 LI H7 O H8 184 444 220 9 Unit mm LA z LOIN R gis yo 8 70 100 FB4_05 ai Stainless Steel Housing 160 Unit mm 165 80 O E ee 165 80 MALA UWA 4 M6 depth 5 UM LARA VILAS For sensor 1 cable For sensor 2 cable Plate Only with coating For power supply FB4 06 ai Conduit Adapter Option code LI CB4 LI CD4 LI CF4 Unit mm inch Approx JR Packing i G1 2 screw CB4 1 2 NPT screw CD4 Adapter M20x1 5 screw CF4 F0204 ai All Rights Reserved Copyright 2010 Yokog
14. 5m O 10m O 15m O 20m 5 Type of holder O Guide pipe O Submersion O Flow through O Suspension O Angled floating ball O Vertical floating ball 6 Cleaning method O No cleaning O Jet cleaning 7 Others 4 5 pH ORP digital sensor FU20F 1 Measuring range O pH O to 14 O ORP to mV O 2 Transmission output O 4 to 20 mA DC O pH O ORP O Temperature 3 System configuration selection O Electrode O Holder O pH Converter O Cleaning system O Accessories 4 Electrode cable length O 3m O 5m O 10m O 20m 0 m 5 Electrode operating pressure 110 kPa or less O More than 10 kPa 6 Type of holder LI Guide pipe O Submersion O Flow through O Suspension O Angled floating ball O Vertical floating ball 7 Cleaning method O No cleaning O Jet cleaning 8 Sample temperature O 5 to 105 C O 5 to 100 C O 5 to 80 C 9 Others a All Rights Reserved Copyright 2010 Yokogawa Electric Corporation GS 12A01A02 01E Mar 31 2015 00 Subject to change without notice
15. awa Electric Corporation GS 12A01A02 01E Mar 31 2015 00 14 Note The universal mounting kit UM contains the pipe and wall mounting hardware U and the panel mounting hardware PM Panel mounting hardware Option code LI PM LJ UM Unit mm 1 to 12 Panel thickness 2 M5 length 35 Plate Only with coating 4 M6 Spacing panel cutout Tighten the four screws to a torque of 2 Nem FB4_08 ai 195 Wall mounting hardware Option code LI U LI UM 165 173 4 M6 reel 13 Unit mm 19 2 to 3 N S F N La A For wall mounting A 3 10 holes A Tighten the four screws to a torque of 2 Nem FB4_07 ai Note The wall on which the analyzer is mounted should be strong enough to bear the weight of more than 8 kg All Rights Reserved Copyright 2010 Yokogawa Electric Corporation GS 12A01A02 01E Mar 31 2015 00 15 Pipe mounting hardware Option code LI U LI UM Pipe 50A 165 Unit mm 214 260 5 4 M6 184 5 160 50 M8 U bolt Pipe mounting Horizontal Pipe mounting Vertical Tighten the four screws to a torque of 2 Nem FB4 09 ai Stainless steel hood Option code LI H6 LI H7 O H8 184 Unit mm 220 9 165 r ha di FA 199 165 S o 70 100 FB4_10 ai
16. ce Co 100 nF 100 nF 31 uF External Inductance Lo 0 45 mH Note 1 In any safety barrier used the output current must be limited by a resistor R such that Imaxout Uz R Note 2 The safety barrier shall be certified by notify body EU as ATEX Note 3 When using non isolation barrier connect 1 to IS earthing system Note 4 Sensor 1 and Sensor 2 shall be of passive types to be regarded as simple apparatus or the ones individually certified with relevant parameters Note 5 Measuring module 2 may not mounted As for ISC module and SENCOM module only one can be mounted Note 6 Measuring module is placed in an enclosure with IP20 and over GS 12A01A02 01E Mar 31 2015 00 Control Drawing FM type Following contents refer DOC No IKE039 A12 Class I Division 1 Groups A B C and D Class I Zone 0 and 1 Group IIC T4 for Ta 55 C T6 for Ta 40 C Hazardous Location 2 wire analyzer Non Hazardous Location LES se Sensor 4 Measuring module 1 Supply O a l Cam Housing Assembly Safety Bartier sensor 2 Measuring module 2 Supply O C Note 1 aril to l Laa Referto Note 7 jl f fy 1 1 I it Lo i Note The measuring module on this drawing means the sensor module on this General Specifications Electrical data are as follows Input Maximum Input Voltage Ui 30V Maximum Current li 100mA Maximum Power Pi 0 75W Int
17. e Installation 1 In any safety barrier used the output current must be limited by a resistor R such that lo Uo R or Isc Voc R 2 The safety barrier must be CSA certified GS 12A01A02 01E Mar 31 2015 00 3 Input voltage of the safety barrier must be less than 250Vrms Vde 4 When using non isolation barrier connect to IS earthing system 5 pH and SC Sensor s are of a passive type to be regarded as simple apparatus same as O6ATEX0218X O6ATEX0219 IECEx KEM 06 0052X FM3028779 O6ATEX0220X O6ATEX0221 IECEx KEM 06 0053X or the one individually certified with relevant parameters 6 ISC Sensor s are ISC40S of OOATEX1067X or the one individually certified with relevant parameters 7 DO Sensor s are of a passive type to be regarded as simple apparatus or the one individually certified with relevant parameters 8 Measuring module 2 may not mounted As for ISC module only one can be mounted 9 Installation should be in accordance with Canadian Electrical Code Part and Local Electrical Code 10 Do not alter drawing without authorization from CSA Note for Nonincendive Installation 1 The parameter for sensor input circuit must be taken into account when installed 2 Installation should be in accordance with Canadian Electrical Code Part and Local Electrical Code 3 Do not alter drawing without authorization from CSA Control Drawing NEPSI types Hazardous Location lt Non Hazard
18. en when two sensor modules are installed only one digital communication is available for 2 sensor measurement Four value parameters can be selected from the followings Measured values of two sensors Calculated data of 2 sensor measurement Redundant system output m Specific Contact Output with dedicated distributor model PH201G Style B The distributor model PH201G is designed to connect with the 2 Wire Analyzer This distributor supplies drive power to the analyzer and receives simultaneously 4 20 mA DC signal from the analyzer This signal is converted to 1 5 V DC signal in the distributor This distributor also receives digital signals superimposed on the 4 20 mA DC signal and provides contact outputs Input Output signal Number of available drive signal point 1 Output signal 1 5 V DC 2 points Note Load resistance 2 KQ or less 1 5 V DC output Isolation system Loop isolation type Note Two output signals for one analyzer s analog output are provided Two 1 5 V DC output signals are same Contact output Contact rating 250 V AC maximum 100 VA 220 V DC maximum 50 VA Hold contact output NC contact normally energized Contact closes when power is off or during Hold situation Fail contact output NC contact normally energized Contact closes when power is off or during Fail Warning conditions Wash contact output NO contact Contact closes during wash cycles Regulatory Compliance Korea Electromagnetic Confor
19. ensor For SENCOM sensor select ES 6 The analyzer with Japanese Measurement Law certificate is available only for the following model FLXA21 D Housing code D AA P1 NN A N LA J NN option code except K K Only one pH measurement with an analog sensor is certified The output signal of 4 20 mA is certified HART communication is not certified T This input is to be come from an analog pH ORP sensor All Rights Reserved Copyright 2010 Yokogawa Electric Corporation GS 12A01A02 01E May 07 2015 02 11 8 When the analyzer is connected with the digital sensor FUZOF pH ORP SENCOM Sensor only the following model is available Type General purpose AA and explosion proof ES Explosion proof ES is available only for ATEX and IECEx 2nd input Without input NN Option except K 9 The type ES is intrinsically safe type of ATEX IECEx for SENCOM sensor Temperature class is T4 10 The FLXA21 has other output types of FOUNDATION Fieldbus communication suffix code F and PROFIBUS PA communication suffix code P Refer to GS 12A01A02 71E and GS 12A01A02 72E 11 The housing with stainless steel high anti corrosion coating is available for the type AA and ES 12 The type EG intrinsically safe type of KOSHA for Korea Temperature class is T4 13 The type AQ is General purpose type of EAC with Pattan Approval for Russia 14 The type AR is General purpose type
20. ernal Capacitance Ci 13nF Internal Inductance Li OmH Sensor Input Circuit Type of Measuring Module pH SC and DO Maximum Voltage Uo 11 76 V 11 76 V Maximum Current lo 116 5 mA 60 6 mA Maximum Power Po 0 3424 W 0 178 W External Capacitance Ca Co 100 nF 100 nF External Inductance La Lo Note 1 In any safety barrier used the output current must be limited by a resistor R such that Imaxout Uz R Note 2 The safety barrier shall be FM Entity Approved associated apparatus barrier where Barrier Voc Uo lt 30V Barrier Isc lo lt 100 mA Barrier Po lt 0 75W Barrier Ca Co gt 13 nF Ccable Barrier La Lo gt Lcable Note 3 When using non isolation barrier connect to IS earthing system Note 4 pH and SC Sensor s are of a passive type to be regarded as simple apparatus same as O6ATEX0218X O6ATEX0219 IECEx KEM 06 0052X FM3028779 O6ATEX0220X O6ATEX0221 IECEx KEM 06 0053X or the one individually certified with relevant parameters Note 5 ISC Sensor s are ISC40S of OOATEX1067X or the one individually certified with relevant parameters Note 6 DO Sensor s are of a passive type to be regarded as simple apparatus or the one individually certified with relevant parameters Note 7 Measuring module 2 may not mounted As for ISC module only one can be mounted Note 8 Install per the National Electrical Code NFPA 70 Note 9 WARNING Potential electrostatic charging ha
21. hout painting Stainless steel with epoxy coating Stainless steel with urethane coating Stainless steel high anti corrosion coating Case color and finish Color Silver gray equivalent to Munsell 3 2PB7 4 1 2 for plastic case stainless steel cases with coating Finish Electropolishing for stainless steel case without painting Window Polycarbonate flexible Window frame for stainless steel cases Polycarbonate color silver gray equivalent to Munsell 3 2PB7 4 1 2 Protection IP66 except Canada Type 4X except Canada Type 3S 4X Canada m Plate Main name plate inside case cover Regulation plate on the case outside m Cable and Terminal Cable size Outer diameter 6 to 12 mm suitable for M20 cable gland 3 4 to 7 mm grounding cable for plastic case Terminal screw size M4 torque of screw up 1 2 Nem Wire terminal Pin terminal ring terminal and spade terminal can be used for analyzer s power supply terminals and sensor terminals For the grounding terminal on the stainless steel case ring terminal should be used Pin terminal pin diameter max 1 9 mm Ring and spade terminal width max 7 8 mm 2 sensor measurement mk N o q 1000 600 Load resistance O 0 161718 22 8 24 7 40 Voltage V Figure 1 Supply Voltage and Load Resistance for pH ORP analog sensor SC and DO All Rights Reserved Copyright 2010 Yokogawa Electric Corporation N o q 1000 Load
22. i Vmax 30V li Imax 100mA Pi Pmax 0 75W Ci 13nF Li 0mH Measuring module input circuit CN2 or CN3 on Back board Uo Vt Voc 13 65V lo It lsc 50mA Po 0 372W Co Ca 80nF Lo La 7 7mH pH module SC module and DO module Ui Vmax 13 92V li Imax 50mA Pi Pmax 0 374W Ci 40nF Li 2 9mH Sensor input circuit terminals 11 through 19 Uo Vt Voc 11 76V lo It lsc 116 5mA Po 0 3424W Co Ca 100nF Lo La 1 7mH ISC module Ui Vmax 13 92V li Imax 50mA Pi Pmax 0 374W Ci 40nF Li 7 7mH Sensor input circuit terminals 11 through 17 Uo Vt Voc 11 76V lo It Isc 60 6mA Po 0 178W Co Ca 100nF Lo La 8mH Installation requirements between housing assembly and safety barrier UosUi losli PosPi CozCi Ccable Lo2Li Lcable VocsVmax Iscslmax CazCi Ccable LazLi Lcable Uo lo Po Co Lo Voc Isc Ca and La are parameters of barrier Electrical Parameters Nonincendive Housing Assembly Supply and output circuit terminals and Ui Vmax 30V Ci 13nF LitOmH Measuring module input circuit CN2 or CN3 on Back board Uo Vt Voc 13 65V lo It lsc 50mA Co Ca 80nF Lo La 7 7mH pH module SC module and DO module Ui Vmax 13 92V Ci 40nF Li 2 9mH Sensor input circuit terminals 11 through 19 Uo Vt Voc 11 76V lo It lsc 116 5mA Co Ca 4uF Lo La 4 5mH ISC module Ui Vmax 13 92V Ci 40nF Li 7 7mH Sensor input circuit terminals 11 through 17 Uo Vt Voc 11 76V lo It Isc 60 6mA Co Ca 4uF Lo La 19mH Note for Intrinsically Saf
23. installed When measuring inductive conductivity or pH ORP with the SENCOM sensor only one module can be installed The terminal box may be necessary depending on the sensor cable length and the distance between the analyzer and the sensor The SENCOM sensor is to be connected directly to the analyzer without a terminal box Two outputs output 1 and output2 of PH201G or SDBT are same signals GRI PH Module SIR SC Module ISC Module DO Module SENCOM Module All Rights Reserved Copyright O 2010 Yokogawa Electric Corporation GS 12A01A02 01E Mar 31 2015 00 17 E Inquiry Specifications Sheet for FLXA21 2 Wire Analyzer Make inquiries by placing checkmarks v in the pertinent boxes and filling in the blanks 1 General Information Company name Contact Person Department Plant name Measurement location Purpose of use O Indication O Recording O Alarm O Control 2 Measurement Conditions 1 Process temperature to Normally C 2 Process pressure to Normally kPa 3 Flow rate to Normally l min 4 Flow speed to Normally m s 6 Name of process fluid 7 Components of process fluid 5 Slurry or contaminants O No O Yes 8 Others 3 Installation Site 1 Ambient temperature to C 2 Location O Outdoors O Indoors 3 Others 4 Requirements 1st Input O pH ORP analog sensor O Conductivity SC O Inductive conductivity ISC O Dissolved oxygen DO OO pH ORP
24. ivity 0 005kQ K cm to 0 5MQ K cm Accuracy 0 5 F S 0 5MQ K cm to 1MQ K cm Accuracy 1 F S Temperature with Pt1000 Pb36 Ni100 Accuracy 0 3 C with Pt100 NTC 8k55 Accuracy 0 4 C Temperature compensation NaCl table 1 Matrix 3 Step response 90 lt 2 decades in 7 seconds Note F S means maximum setting value of analyzer output K means cell constant YOKOGAWA provides conductivity sensors of which cell constants are 0 1 to 10 cm All Rights Reserved Copyright O 2010 Yokogawa Electric Corporation GS 12A01A02 01E Mar 31 2015 00 2 3 Inductive Conductivity ISC m Input Specification Compatible with the Yokogawa inductive conductivity ISC40 series with integrated temperature sensor NTC30k or Pt1000 m Input Range Conductivity O to 2000 mS cm at 25 C reference temperature Temperature 20 to 140 C Cable length max 60 meters total length of fixed sensor cable WF10 J extension cable Influence of cable can be adjusted by doing an AIR CAL with the cable connected to a dry cell Output Range Conductivity min span 100 uS cm max span 2000 mS cm max 90 zero suppression Temperature min span 25 C max span 160 C m Performance Accuracy The specifications are expressed with simulated inputs Output span is 0 100 uS cm or more Conductivity Linearity 0 4 F S 0 3 uS cm Repeatability 0 4 F S 0 3 uS cm Temperature 0 3 C Step res
25. land Stainless steel case 165 x 165 x 160 mm L x W x D without cable gland m Weight Approx 1 kg Plastic housing Approx 2 kg Stainless steel housing m Shipping Details Package size Approx 340 x 340 x 370 mm Lx W x H m Ambient Operating Temperature 20 to 55 C m Storage Temperature 30 to 70 C Humidity 10 to 90 RH at 40 C Non condensing Document Following documents are delivered with an analyzer Paper copy Start up Manual written in English Safety Precautions written in English CD ROM Start up Manual written in English All Rights Reserved Copyright 2010 Yokogawa Electric Corporation User s Manual written in English Safety Regulations Manual for European region written in 25 languages General Specifications written in English Technical Information for HART Communication written in English User Setting Table of 5 kinds of measurement sensor type written in English m Regulatory Compliance Safety UL 61010 1 UL 61010 2 030 CAN CSA C22 2 No 61010 1 EMC EN61326 1 Class A Table 2 For use in industrial locations EN61326 2 3 AS NZS CISPR11 Korea Electromagnetic Conformity Standard Class A Aas yy ZE Installation altitude 2000 m or less Category based on IEC 61010 I Note 1 Pollution degree based on IEC 61010 2 Note 2 Note 1 Installation category called over voltage category specifies impulse withstand voltage Equipment with Category ex two wire transmitter is
26. mity Standard Class A ast BARATA JE GS 12A01A02 01E Mar 31 2015 00 10 6 Model amp Suffix Codes Suffix code Option code Description dedo No sonia poda sevesteces faria doidos tn boa ate sai darastecesoucesbecvevee Gnvedesecavescevesee 2 Wire Analyzer Powersupply D ereere Always D Housing Po tte Plastic nestesrcenacentos Stainless steel Stainless steel urethane coating Stainless steel epoxy coating Stainless steel high anti corrosion coating Note 11 Display CELETTTTETTETTETEETT Anti glare LCD Type AA tenes General purpose tereeeeneneeenens ATEX IECEx FM CSA NEPSI Note 5 sisdseeyesteeese ATEX IECEx for SENCOM sensor Note 9 ts KOSHA Note 12 General purpose for EAC with PA Note 13 General purpose for EAC Note 14 ememennananenenas EACEx with PA Note 15 RT EACEx Note 16 pH ORP Note 7 Conductivity SC Inductive conductivity ISC seeneenneneenenenes Dissolved oxygen DO Perne aenema pH ORP SENCOM sensor Note 8 Without input om pH ORP Note 7 sesaneenneneenenenes Conductivity SC seeaneenneeneneneees Dissolved oxygen DO Output Note 10 A feeen 4 20 mA HART 1st input 2nd input Note 1 es N en Always N Language set Note 2 LA eeen English and 11 languages Country Note3 AN pesresesens Global except Japan resmenenecenesananas Japan K NN eeens Always NN Option Mounting hardwa
27. nstalled sensor module and prepares the necessary menus for right configuration even for dual sensor measurement For immediate measurement the FLXA21 offers quick setup functionality The quick setup screen appears E Features when the analyzer is powered Only a few setups 4 kinds of measurements pH ORP SC ISC and DO date time language basic sensor configurations and Dual sensor measurement on 2 wire type analyzer output will start the measurement pH ORP and pH ORP SC and SC and DO and DO Calculated data from dual sensor measurement Redundant system on dual sensor measurement The FLXA21 offers the best accuracy in measurement Connection of digital FU20F pH ORP SENCOM with temperature compensation functionality and Sensor calibration functionality Sensor diagnostics and sensor Easy touch screen operation on 2 wire type analyzer wellness indication make measurement reliable e Simple HMI menu structure in 12 languages Logbook of events and diagnostic data is a useful Quick setup menu for immediate measurement information source for maintenance Indication of sensor wellness e Enclosure plastic stainless steel or stainless steel with corrosion resistant coating Hazardous location approvals ATEX IECEx FM CSA and NEPSI For the wide range of industrial environment the FLXA21 is designed with the enclosure of plastic Stainless steel or stainless steel with corrosion resistant coating
28. of EAC for Kazakhstan and Belarus 15 The type EQ intrinsically safe type of EAC with Pattan Approval for Russia Temperature class is T4 The type EQ cannot be used with SENCOM sensor 16 The type ER intrinsically safe type of EAC for Kazakhstan and Belarus Temperature class is T4 The type ER cannot be used with SENCOM sensor E Dimensions and Mounting Plastic Housing 151 141 Unit mm 144 225 80 JE L L TT as oi rri rataa mwar op AA WASA ARAARA WAAN WAM For sensor 1 cable For sensor 2 cable Pa N 1 o N 12 o N For power supply For grounding cable FB4_01 ai Conduit Adapter Option code LI CB4 LI CD4 O CF4 Nut Unit mm inch Approx Packing 55 2 2 49 1 93 G1 2 screw CB4 1 2 NPT screw CD4 Adapter M20x1 5 screw CF4 deat All Rights Reserved Copyright 2010 Yokogawa Electric Corporation GS 12A01A02 01E May 07 2015 02 12 Note The universal mounting kit UM contains the pipe and wall mounting hardware U and the panel mounting hardware PM Panel mounting hardware Option code LI PM LI UM 2a Unit mm Ee 5 1 1 o i oO a 1 138 o 2 M5 length 35 vo o oO 4 M6 192 o 185 3 E Dos Spacing panel cutout Tighten the four screws to a torque of 2 Nem
29. of the Enclosure IP66 NEPSI Intrinsically safe approval Applicable Standard GB 3836 1 2010 Explosive atmospheres Part 1 Equipment General requirements GB 3836 4 2010 Explosive atmospheres Part 4 Equipment protection by intrinsic safety i GB 3836 20 2010 Explosive atmospheres Part 20 Equipment with equipment protection level EPL Ga Type of protection Ex ia IIC Ga T4 for ambient temperature 20 C to 55 C T6 for ambient temperature 20 C to 40 C Atmosphere pressure 80kPa 0 8bar to 110kPa 1 1bar Degree of Protection of the Enclosure IP66 GS 12A01A02 01E Mar 31 2015 00 Electrical Parameters Ex ia Each housing assembly base module and each sensor module are respectively certificated Input parameters of sensor module meet output parameters of housing assembly Housing assembly Supply and output circuit terminals and Ui Vmax 30V Input li Imax 100 mA parameters 13nF 0mH Linear source Measuring module input circuit CN2 or CN3 on Back board Uo Vt Voc 13 65 V parameters lo It Isc 50mA pH ORP module SC module and DO module Ui Vmax 13 92 V li Imax 50mA t Pi Pmax 0 374W parameters Ci 40nF Li 2 9 mH Sensor input circuit pH terminals 11 through 19 SC terminals 11 through 16 DO terminals 11 through 18 Output Uo Vt Voc 11 76 V parameters lo It Isc 116 5 mA Po 0 3424 W Co Ca 100 nF Lo La 1 7mH ISC module Ui
30. ous Location a Sensori Measuring module 1 Supply O ja l gt Housing Assembly ar pee re al i 1 ote Measuring module 2 Supply O O l Sensor 2 E Sensor 2 5 E i rej Lo ee eee 1 l I Lt 1 L Note The measuring module on this drawing means the sensor module on this General Specifications IHO Electrical data are as follows Maximum Voltage Ui 30V Maximum Current li 100mA Maximum Power Pi 0 75W Internal Capacitance Ci 13nF Internal Inductance Li OmH Note 1 The output current must be limited by a resistor R such that Imaxout Uz R linear source Note 2 Safety barrier certified by NEPSI should be used Note 3 When using non isolation barrier connect to IS earthing system Note 4 Measuring module 2 is installed when required When measuring inductive conductivity only one module can be installed All Rights Reserved Copyright 2010 Yokogawa Electric Corporation 5 Digital Communication m Kind of Digital Communication HART or PH201G dedicated distributor Note Only one kind of digital communication is available for one analyzer Output Value Parameter HART Four value parameters measured values are available for one digital communication For 1 sensor measurement these parameters are measured values For 2 sensor measurement refer to the next item m Digital Communication of 2 Sensor Measurement HART Ev
31. ponse 90 lt 2 decades in 8 seconds Note F S means maximum setting value of analyzer output 2 4 Dissolved Oxygen DO m Input Specification The FLXA21 accepts output from membrane covered Dissolved Oxygen sensors These sensors can be Galvanic type where the sensor generates its own driving voltage or Polarographic type where the sensor uses external driving voltage from the converter The input range is O to 50 pA for Galvanic sensors and 0 to 1 micro A for Polarographic sensors For temperature compensation the FLXA21 accepts Pt1000 DO30 sensor and NTC22k elements OXYFERM and OXYGOLD sensors m Input Range DO30 sensor Dissolved Oxygen O to 50 mg l ppm Temperature 20 to 150 C Note Process temperature for DO30 is 0 to 40 C Hamilton sensors Oxyferm Measurement range 10 ppb to 40 ppm Temperature range Oto 130 C Oxygold G Measurement range 2 ppb to 40 ppm Temperature range Oto 130 C Oxygold B Measurement range 8 ppb to 40 ppm Temperature range Oto 100 C m Output Range DO concentration mg l ppm min 1 mg l ppm max 50 mg l ppm ppb min 1 ppb max 9999 ppb saturation min 10 max 600 Temperature min span 25 C max span 170 C m Performance Accuracy The specifications are expressed with simulated inputs Performance in ppm mode Linearity 0 05 ppm or 0 8 F S whichever is greater Repeatability 0 05 ppm or 0 8 F S whichever is
32. re Universal mounting kit Note 4 Pipe and wall mounting hardware Panel mounting hardware Hood Hood stainless steel Hood stainless steel urethane coating Hood stainless steel epoxy coating Tag plate Stainless steel tag plate Conduit adapter Conduit adapter G1 2 x 4 pcs Conduit adapter 1 2NPT x 4 pcs Conduit adapter M20 x 1 5 x 4 pcs With Measurement Law certificate Note 6 Measurement law Notes 1 When a 2nd input is selected only the same kind of the 1st input is available For example when a 1st input is P1 the 2nd input must be the same P1 The combination of ISC and ISC is not available And the combination of SENCOM sensor and SENCOM sensor is not available either 2 These languages are message languages on the analyzer s display One analyzer has English and 11 languages All languages are as follows English Chinese Czech French German Italian Japanese Korean Polish Portuguese Russian and Spanish 3 When an analyzer is used in Japan it must meet the Japanese Measurement Law Only SI units must be used on the analyzer and its documents in Japan 4 The universal mounting kit contains the pipe and wall mounting hardware U and the panel mounting hardware PM 5 The type EA is intrinsically safe type of ATEX IECEx FM CSA and NEPSI and non incendive of FM and CSA Temperature classes are T4 and T6 The type EA cannot be used with SENCOM s
33. used for connection to circuits in which measures are taken to limit transient over voltages to an appropriately low level Note 2 Pollution degree indicates the degree of existence of solid liquid gas or other inclusions which may reduce dielectric strength Degree 2 is the normal indoor environment Explosion proof Intrinsically safe type and non incendive for suffix code EA ES ATEX Intrinsically safe approval Applicable standard Explosive Atmospheres EN 60079 0 2012 A11 2013 Equipment General requirements EN 60079 11 2012 Equipment protection by Intrinsic safety i EN 60079 26 2007 Equipment with equipment protection level EPL Ga EN 60529 1992 Degrees of protection provided by enclosures IP Code Type of protection Il 1G Ex ia IIC Ga Group Il Category 1G T4 for ambient temperature 20 to 55 C T6 for ambient temperature 20 to 40 C excluding SENCOM module Atmosphere pressure 80kPa 0 8bar to 110kPa 1 1bar Degree of Protection of the Enclosure IP66 IECEx Intrinsically safe Applicable standard IEC 60079 0 2011 Part O Equipment General requirements IEC 60079 11 2011 Part 11 Equipment protection by Intrinsic safety i GS 12A01A02 01E Mar 31 2015 00 IEC 60079 26 2006 Part 26 Equipment with equipment protection level EPL Ga IEC 60529 2001 Degrees of protection provided by enclosures IP Code Type of protection Ex ia IIC Ga T4 for ambient temperature 20 to 55 C T6
34. wn 3 9 mA for ISC signal 3 8 to 20 5 mA for pH ORP SC and DO signal 3 9 to 20 5 mA for ISC Up 22mA m Power Supply Nominal 24 V DC loop powered system One 1 Sensor module 1 input 16 to 40V DC for pH ORP analog sensor SC and DO 17 to 40V DC for ISC 21 to 40V DC for pH ORP SENCOM sensor Two 2 Sensor modules 2 inputs 22 8 to 40V DC for pH ORP analog sensor SC and DO Note When the FLXA21 is used in the multi drop mode of HART communication the output signal is changed from 12 5 mADC to 4 mA DC just after the power is turned on Enough power supply for the instruments is to be provided e Maximum Load Resistance pH ORP analog sensor SC and DO Refer to the Figure 1 ISC and pH ORP SENCOM sensor Refer to the Figure 2 m Display LCD with a touch screen Black White 213 x 160 pixels Contrast adjustment available on the touch screen Message language 12 English Chinese Czech French German Italian Japanese Korean Polish Portuguese Russian and Spanish One analyzer has all 12 languages Note Description for a selection of language and language names are written in English Note Only English alphabet and numeric are available for a tag number an additional description for each value on the display screen and passwords Note Only for message language on the screen 12 languages are provided 4 Mechanical and others m Housing Case e Plastic Polycarbonate Stainless steel wit
35. zard Electrostatic charge may cause an explosion hazard Avoid any actions that cause the generation of electrostatic charge e g rubbing with a dry cloth Note 10 As an alternative to installing the FLXA21 in Division 2 using Class Division 2 wiring methods the FLXA21 may be installed in Division 2 using nonincendive field wiring in accordance with the National Electrical Code NFPA 70 using the same parameters identified for intrinsically safe entity installations The Associated Nonincendive Apparatus shall have nonincendive field wiring connections which are FM Approved for use in the Class I Division 2 location All Rights Reserved Copyright 2010 Yokogawa Electric Corporation Control Drawing CSA type Non incendive Class Division 2 Groups A B C D Hazardous Location 2 wire analyzer Intrinsically Safe Group IIC Zone 0 Class Division 1 Non Hazardous Location 1 47T Sensor 1 Measuring module 1 Supply Q ja gt Housing Assembly Say pamer l alia f i efer to Note Measuring module 2 Supply O l Sensor 2 l S e l 1 Lar Refer to Note 7 o _ PTT Es L Notuse safety barrier but Note The measuring module on this CSA certified equipment drawing means the sensor module use in Non incendive on this General Specifications 4 Electrical parameters Intrinsically safe Housing Assembly Supply and output circuit terminals and U
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