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IM12B07D02-01E

5-2 Parameter setting

5-1-1. Manual temperature selection and adjustment

pH selected in service code 01.

TEMP.MAN.

ENT

YES

AUT.CAL

YES NO

TEMP.

OUTPUT
SET HOLD
SERVICE

ENT

FAIL

MODE

YES

YOKOGAWA

MODE

Measure

MODE

YES

Use

keys to

adjust and enter manual temperature setting

Содержание PH202G (S)

Страница 1: ...User s Manual Model PH202G Style S3 PH202S Style S3 2 wire Type pH ORP Redox Transmitter IM 12B07D02 01E IM 12B07D02 01E 11th Edition ...

Страница 2: ...ISCO 2 16 2 13 Control Drawing of PH202S FF PB Specification FM Non incendive Entity 2 18 2 14 Control Drawing of PH202S FF PB Specification FM Non incendive FNICO 2 19 2 15 Control Drawing of PH202S FF PB Specification CSA 2 20 3 Installation And Wiring 3 1 3 1 Installation and dimensions 3 1 3 1 1 Installation site 3 1 3 1 2 Mounting methods 3 1 3 2 Preparation 3 3 3 2 1 Cables terminals and gla...

Страница 3: ...cific functions 5 11 5 3 2 Temperature compensation and measuring functions 5 13 5 3 3 Calibration functions 5 15 5 3 4 mA output functions 5 17 5 3 5 User interface 5 19 5 3 6 Communication setup 5 21 5 3 7 General 5 21 5 3 8 Test and setup mode 5 21 6 Calibration 6 1 6 1 Automatic calibration 6 1 6 2 Manual calibration 6 1 6 3 Sample calibration 6 1 6 4 Data entry 6 1 6 5 Calibration procedures ...

Страница 4: ...n setup 11 5 11 4 2 The setting of sending WASH signal WASH 11 6 11 4 3 How to output manual wash signal 11 8 11 4 4 Setting of errors FAIL contact 11 9 11 5 Calibration in ORP Mode 11 10 11 5 1 Electrode Check 11 10 11 5 2 Manual Calibration 11 11 11 5 3 Calibration with Sample 11 11 11 5 4 Data Entry 11 11 11 5 5 Calibration Procedure 11 12 11 6 Supplement of troubleshooting 11 13 11 6 1 Error C...

Страница 5: ...IM 12B07D02 01E ...

Страница 6: ... the event of rare inci dents ignition sources due to impact and friction sparks are excluded DANGER DANGER CAUTION CAUTION WARNING WARNING Notice This manual should be passed on to the end user The contents of this manual are subject to change without prior notice The contents of this manual shall not be reproduced or copied in part or in whole without permission This manual explains the function...

Страница 7: ...te from the typical warranty period and the conditions of sale relating to the original purchase order should be consulted Damage caused by wear and tear inadequate maintenance corrosion or by the effects of chemical processes are excluded from this war ranty coverage In the event of warranty claim the defective goods should be sent freight paid to the service department of the relevant sales orga...

Страница 8: ...ns Neem indien u aanwijzingen op het gebied van explosiebeveiliging nodig hebt in uw eigen taal contact op met de dichtstbijzijnde vestiging van Yokogawa of met een vertegenwoordiger SF Kaikkien ATEX Ex tyyppisten tuotteiden käyt töhjeet ovat saatavilla englannin saksan ja ranskankielisinä Mikäli tarvitsette Ex tyyppisten tuotteiden ohjeita omalla paikallisella kielellännne ottakaa yhteyttä lähimp...

Страница 9: ...IM 12B07D02 01E LT LV PL EST SLO H BG RO M CZ SK ...

Страница 10: ... TRANSMITTER MODEL SUFFIX SUPPLY OUTPUT AMB TEMP STYLE PH202S E Made in Japan Tokyo 180 8750 JAPAN No 24V DC SEE CONTROL DRAWING IP65 Zone 0 Ex ia IIC T6 for Ta 40 C Zone 0 Ex ia IIC T4 SEE CONTROL DRAWING Ex ia IIC T6 for Ta 40 C Ex ia IIC T4 No KEMA 06ATEX0218 X II 1G 10 55 C 4 20mA DC IP65 0344 No IECEx KEM 06 0052X NI CL I DIV 2 GP ABCD AND CL I ZN 2 GP IIC T4 No KEMA 06ATEX0219 EEx nA nL IIC ...

Страница 11: ... IP65 SEE CONTROL DRAWING No EEx nA nL IIC T4 EEx nA nL IIC T6 for Ta 40 C IP65 SEE CONTROL DRAWING NI CL I DIV 2 GP ABCD AND CL I ZN 2 GP IIC T4 Type 4X Install per CONTROL DRAWING IKE025 A10 P 8 to P 9 IP65 Type 3S KEMA 07ATEX0049 IECEx KEM 07 0026X FNICO field device WARNING Substitution of components may impair suitability for class I Division 2 AVERTISSEMENT La substitution de composants peut...

Страница 12: ...rving the water and dust protection of the unit even during routine maintenance operations A variety of EXA hardware is optionally available to allow wall pipe or panel mounting Selecting a prop er installation site will permit ease of operation Sensors should normally be mounted close to the con verter in order to ensure easy calibration and peak performance If the unit must be mounted remotely f...

Страница 13: ...IM 12B07D02 01E 1 4 Introduction ...

Страница 14: ...n F Calibration Semi automatic using tables in transmitter for pH 4 7 9 buffer solutions or using user defined tables with automatic check of meas urement stability Manual using standard sample by correcting reading to value of standard Calibration by slope and asymmetry potential setting IEC746 2 G Logbook Software record of important events and diag nostic data Available through HART link mA mA ...

Страница 15: ...form a tight seal on cables with an outside diameter in the range of 6 to 12 mm 0 24 to 0 47 inches Construction Weather resistant to IP65 and NEMA 4X standards Mounting Pipe wall or panel mounting using optional hardware Weight Approx 1 6 kg G Shipping details Package size w x h x d 290 x 300 x 290 mm 11 5 x 11 8 x 11 5 in Packed weight approx 2 5 kg 5lb H Data protection EEPROM for configuration...

Страница 16: ... 2 Temp Class T4 Amb Temp 10 to 55 C Non incendive Safe Apparatus Parameters FM Intrinsically safe Approval Applicable standard FM3600 FM3610 FM3810 Intrinsically Safe for Class I Division 1 Groups ABCD Class I Zone 0 AEx ia IIC Temp Class T4 Amb Temp 10 to 55 C Intrinsically Safe Apparatus Parameters FM EPS Vmax 32 V Pmax 1 2 W Ci 220 pF Li 0 μH Vmax 32 V Pmax 5 32 W Ci 220 pF Li 0 μH Entity FNIC...

Страница 17: ... Type of Protection and Marking Code Ex ia IIC T4 T6 Ambient Temperature T6 10 to 40 C T4 10 to 55 C Note 1 Entity Parameters Intrinsically safe input parameters terminal and Maximum Input Voltage Ui 31 5 V Maximum Input Current Ii 100 mA Maximum Input Power Pi 1 2 W Maximum Internal Capacitance Ci 22 nF Maximum Internal Inductance Li 35 μH Intrinsically safe output parameters and maximum external...

Страница 18: ...ical connection Terminals acc to IEC 1158 2 M Fieldbus cable types Twisted and shielded two wire cable according to recommendation based on IEC 1158 2 Cable diameter 6 to 12 mm 0 24 to 0 47 inch FOUNDATION FIELDBUS H1 communications A Input signal Digital B Supply voltage 9 to 32 V DC C Operating current 26 0 mA base current D Operating values According to IEC 1158 2 E Bus connection Fieldbus inte...

Страница 19: ...ype PH202S Option Mounting Hardware Hood Tag Plate Conduit Adapter Language E C U K P F B N D J E U PM H H2 SCT AFTG ANSI X1 Model Suffix Code Option Code Description 1 The PH202S can be also used as ORP transmitter Setting can be made in the field 2 The housing is coated with epoxy resin 3 When the instrument with Suffix Code B N D is used take measures so that the display window is not exposed t...

Страница 20: ...sor s are of a passive type to be regarded as simple apparatus Electrical data of the PH202S Supply and output circuit terminals and Maximum input voltage Ui 31 5 V Maximum input current Ii 100 mA Maximum input power Pi 1 2 W Effective internal capacitance Ci 22 nF Effective internal inductance Li 35 PH Sensor input circuit terminals 11 through 17 Maximum output voltage Uo 14 4 V Maximum output cu...

Страница 21: ...it terminals and Maximum input voltage Ui 31 5 V Maximum input current Ii 100 mA Maximum input power Pi 1 2 W Effective internal capacitance Ci 22 nF Effective internal inductance Li 35 PH Sensor input circuit terminals 11 through 17 Maximum output voltage Uo 14 4 V Maximum output current Io 32 3 mA Maximum allowed external capacitance Co 600 nF for PH202S E C U Co 3 5 PF for PH202S N Maximum allo...

Страница 22: ...capacitance Ca 600 nF Maximum allowed external inductance La 34 mH If Hand Held Terminal HHT is not connected to the power supply lines of the PH202S see figure 1 Any FM Approved barrier or power supply may be used that meets the following requirements Voc or Vt d 31 5 V Isc or It d 100 mA Ca t 22nF Ccable La t 35PH Lcable If HHT is connected to the power supply lines of the PH202S see figure 2 Th...

Страница 23: ...nternal inductance Li 35 μH Sensor input circuit terminals 11 through 17 Maximum output voltage Vt 14 4 V Maximum output current It 32 3 mA Maximum allowed external capacitance Ca 2 29PF Maximum allowed external inductance La 64 96mH The Hand Held Terminal must be FM Approved in case it is used in the classified location When installing this equipment follow the manufacturers installation drawing ...

Страница 24: ... circuit terminals and Maximum input voltage Vmax 31 5 V Maximum input current Imax 100 mA Maximum input power Pmax 1 2 W Effective internal capacitance Ci 22 nF Effective internal inductance Li 35 PH Sensor input circuit terminals 11 through 17 Maximum output voltage Voc 14 4 V Maximum output current Isc 32 3 mA Maximum allowed external capacitance Ca 600 nF Maximum allowed external inductance La...

Страница 25: ...ut voltage Ui 17 5 V Maximum input current Ii 380 mA Maximum input power Pi 5 32 W Effective internal capacitance Ci 220 pF Effective internal inductance Li 0 μH Sensor input circuit Maximum output voltage Uo 14 4 V Maximum output current Io 32 3 mA Maximum allowed external capacitance Co 600 nF Maximum allowed external inductance Lo 34 mH x Any I S interface may be used that meets the following r...

Страница 26: ...V Maximum input current Ii 380 mA Maximum input power Pi 5 32 W Effective internal capacitance Ci 220 pF Effective internal inductance Li 0 μH Sensor input circuit Maximum output voltage Uo 14 4V Maximum output current Io 32 3 mA Maximum allowed external capacitance Co 600 nF Maximum allowed external inductance Lo 34 mH x Any I S interface may be used that meets the following requirements Uo d 24 ...

Страница 27: ...x 24 V Maximum input current Imax 250 mA Maximum input power Pi 1 2 W Effective internal capacitance Ci 220 pF Effective internal inductance Li 0 PH Sensor input circuit Maximum output voltage Vt 14 4 V Maximum output current It 32 3 mA Maximum allowed external capacitance Ca 600 nF Maximum allowed external inductance La 34 mH x Any FM Approved barrier may be used that meets the following requirem...

Страница 28: ...5 150 Ω km Inductance per unit length L 0 4 1 mH km Capacitance per unit length C 80 200 nF km C C line line 0 5 C line screen if both line are floating C C line line C line screen if the screen is connected to one line Length of spur cable max 30 m Length of trunk cable max 1 km Length of splice max 1 m WARNING Substitution of components may impair Intrinsic Safety To prevent ignition of flammabl...

Страница 29: ... It d 380 mA Poc or Pt d 5 32 W When installing this equipment follow the manufacturer s installation drawing Installation should be in accordance with ANSI ISA RP 12 06 01 Installation of Intrinsically Safe Systems for Hazardous Classified Locations and the National Electrical Code ANSI NFPA 70 Associated apparatus connected to the FISCO barrier must not use or generate more than 250 Vrms or Vdc ...

Страница 30: ...used to interconnect the devices needs to comply with the following parameters Loop resistance R 15 150 Ω km Inductance per unit length L 0 4 1 mH km Capacitance per unit length C 80 200 nF km C C line line 0 5 C line screen if both line are floating C C line line C line screen if the screen is connected to one line Length of spur cable max 30 m Length of trunk cable max 1 km Length of splice max ...

Страница 31: ...H Sensor input circuit Vt 14 4 V It 32 3 mA Ca 2 29PF La 64 96 mH When installing this equipment follow the manufacturers installation drawing Installation shall be in accordance with Article 501 4 B of the National Electrical Code ANSI NFPA 79 Nonincendive field wiring may be installed in accordance with Article 501 4 B 3 x Grounding shall be in accordance with Article 250 of the National Electri...

Страница 32: ...H Sensor input circuit Vt 14 4 V It 32 3 mA Ca 2 29 μF La 64 96 mH When installing this equipment follow the manufacturers installation drawing Installation shall be in accordance with Article 501 4 B of the National Electrical Code ANSI NFPA 79 Non incendive field wiring may be installed in accordance with Article 501 4 B 3 x Grounding shall be in accordance with Article 250 of the National Elect...

Страница 33: ... 380 mA Maximum input power Pi 5 32 W Effective internal capacitance Ci 220 pF Effective internal inductance Li 0 μH Sensor input circuit Maximum output voltage Uo 14 4 V Maximum output current Io 32 3 mA Maximum allowed external capacitance Co 600 nF Maximum allowed external inductance Lo 34 mH x Any CSA approved I S interface may be used that meets the following requirements Uo d 24 V Io d 250 m...

Страница 34: ... within the limits of the instrument specifications See chapter 2 3 1 2 Mounting methods Refer to figures 3 2 and 3 3 Note that the EXA transmitter has universal mounting capabilities Panel mounting using optinal bracket refer to Fig 3 2a Panel mounting using two 2 self tapping screws refer to Fig 3 2b Surface mounting on a plate using bolts from the back Wall mounting on a bracket for example on ...

Страница 35: ...pipe mounting diagram 56 2 Ø6 5 4 Ø10 70 200 77 115 Pipe mounting Vertical Pipe mounting Horizontal Nominal 50 A O D Ø60 5 mm 4 eps 7 87 2 75 0 26 2 20 0 4 3 4 5 2 inch pipe Unit mm inch 3 5 0 14 18 5 0 72 Unit mm inch 1 0 1 0 PANEL CUTOUT SPACING PANEL CUTOUT Fig 3 2b Panel mounting using two 2 self tapping screws ...

Страница 36: ...the power Commission the instrument as required or use the default settings 5 Replace the cover and secure frontplate with the four screws 6 Connect the grounding terminals tp protective earth 7 The optional hose connection is used to guide the cables coming from an immersion fitting through a protective plastic tubing to the transmitter 3 2 1 Cables terminals and glands The PH202 is equipped with...

Страница 37: ...o the cable and extensions used The intrinsic safe version of the PH202S instrument can be mounted in Zone 0 or 1 PH202S B N D The sensors can be installed in Zone 0 or Zone 1 if a safety barrier according to the limits given in the system certificate is used Ensure that the total of capacitance and inductances connected to the terminals of the EXA PH202S do not exceed the limits given in the cert...

Страница 38: ...nections are firm and do not touch each other 3 Screw the gland securely and tighten it to keep out moisture DO NOT use a wrench to tighten the nut 4 The optional hose connection is used to guide the cables coming from an immersion fitting through a protective plastic tubing to the transmitter 3 4 Wiring of power supply 3 4 1 General precautions Do not activate the power supply yet First make sure...

Страница 39: ...itched on from the distributor Observe the correct activation of the instrument at the display If for any reason the display does not indicate a value consult the trouble shooting section Red ref pH ORP temp Green Yellow Colour code rd bl rd bl bk wt red blue black white 11 12 14 17 13 15 16 HIGH IMP LOW IMP TEMP LE INPUT 2 INPUT 1 rd bl SINGLE ELECTRODES Blue Combi pH Ref Combi Orp Ref temp Green...

Страница 40: ...odes using 2 glass sensors e g Pfaudler 18 3 Low Impedance High Impedance ORP pH compensated and or rH metal sensor on Input 1 pH glass as reference on Input 2 4 Low Impedance Low Impedance ORP Redox measurement metal sensor on Input 1 Normal reference on Input 2 For convenience insulated jumper links are provided Ordinary wire links can also be used and are just as effective The following four ju...

Страница 41: ...rminal numbers in the instrument with the iden tification numbers in the instrument on the cable ends The separate sensors and cables are not numbered but instead use a color coding system The elec trodes have a colored band incorporated in the label on the connection cap Red for measuring electrodes both pH and ORP Yellow for reference electrodes Blue for combined sensors with both measuring and ...

Страница 42: ...olution ground connection 15 Input no 1 normally the measuring element 16 Screen shield for input no 1 pH transmitter Green Yellow Red Cable markers 11 Temperature 12 Temperature 13 Reference 14 Solution ground 15 Glass measure 16 Shield 17 Shield Red Blue Red Black Red Blue Blue 11 Temperature 12 Temperature 13 Reference 14 Solution ground 15 Glass measure 16 Shield 17 Shield 11 Temperature 12 Te...

Страница 43: ... 8 Tighten the nut to form a firm seal Hand tight is sufficient NOTE The special gland is intended to be used to seal the multiple cables from the Yokogawa flow fittings such as FF20 and FP20 The designated cables are WU20 sensor cables which are approximately 5 mm 0 2 in diameter and 82895002 liquid earth cables which are approximately 2 5 mm 0 1 in diameter For sensor systems using a single cabl...

Страница 44: ... of systems using dual high impedance sensors e g Pfaudler 18 then the cable length is restricted to 20 metres fixed cable only no extension with WF10 17 Overall Screen 11 12 12 13 14 14 16 15 13 14 14 16 15 17 11 17 11 Red 12 Blue 15 Core 16 Screen White Co axial cable 13 Core 14 Screen Brown Co axial Cable 14 screen 17 overall screen 12 blue 11 red 13 core 16 screen 15 core Co axial cable white ...

Страница 45: ...ve insulation Fig 3 12a 3 Remove loose copper screening and cut off the cotton packing threads as short as possible 4 Strip insulation from the last 3 cm of the brown and the white coaxial cores 3 cm cotton threads Fig 3 12b 5 Extract the coaxial cores from the braid and trim off the black low noise screening material as short as possible 6 Insulate the overall screen and the 2 coaxial screens wit...

Страница 46: ...anges and hold features It also gives access to the service menu See table 4 1 LEVEL 3 Service For more advanced configuration selections press the button marked then press NO repeatedly until you reach SERV Now push the YES button Selecting and entering Service Code numbers in the commissioning menu provide access to the more advanced functions An explanation of the Service Codes is listed in cha...

Страница 47: ...ain a lower value increase past nine to zero then increase to the required number When the required value has been set using the keys press ENT to confirm the data entry Please note that the EXA does not register any change of data until the ENT key is pressed key This is the commissioning mode key It is used to obtain access to the commissioning menu This can only be done with the cover removed o...

Страница 48: ...ce Code 52 to obtain access to the Maintenance Mode Commissioning Press key The display shows 000 and PASS Enter a 3 digit passcode as set in Service Code 52 to obtain access to the Commissioning Mode Service From the commissioning menu select SERV by pressing YES key The display shows 000 and PASS Enter a 3 digit passcode as set in Service Code 52 to obtain access to the Service Mode NOTE See Ser...

Страница 49: ... SERVICE ENT HOLD FAIL YES NO ENT M A N C A L D I S P L A Y HOLD NO MODE YES YOKOGAWA MODE TEMP A U T C A L TEMP MAN pH mV M E A S U R E DISPLAY 12C6C3 20 1 ai See Auto calibration Chapter 6 See Manual calibration Chapter 6 See Sample calibration Chapter 6 See Manual Impedance check Chapter 5 See Temp menu Chapter 5 Display Access Impedance of input 1 Impedance of input 2 Software release number P...

Страница 50: ...le below shows Asymmetry Potential Scrolling of Data is also available on Slope As Pot ORP Impedance Input 1 Impedance Input 2 When these functions are enabled in Service Codes Measuring Mode As Pot Display 2 pH YES NO DISPLAY DISPLAY DISPLAY NO NO YES NO YES NO pH pH YES DISPLAY DISPLAY DISPLAY DISPLAY DISPLAY DISPLAY YES NO NO NO NO NO NO pH NO MODE NO NO YES YES YES YES YES YES YES NO NO NO NO ...

Страница 51: ...Y DISPLAY DISPLAY DISPLAY NO NO NO NO NO NO mV As Pot ORP Impedance Input 1 Impedance Input 2 Software Release Version NO Slope pH Sensor As Pot pH Sensor YES NO YES NO YES NO YES NO YES NO YES NO pH pH pH pH pH pH NO YES NO rH Display Current Output YES NO pH pH See Auto Cal Chapter 6 See Man Cal Chapter 6 See Man Cal Chapter 6 YES YES NO YES NO YES YES YES pH pH pH pH Service Code 01 Set for pH ...

Страница 52: ...ervice code 52 in chapter 5 Automatic calibration See calibration section 6 AUT CAL Manual calibration See calibration section 6 MAN CAL Sample calibration See calibration section 6 SAMPLE Display setting See operation section 4 DISP Manual impedance check See parameter setting 5 1 4 and 5 3 5 code 51 MAN IMP Temperature Set automatic or manual compensation and adjust manual reading when pH is set...

Страница 53: ...tion and adjustment pH selected in service code 01 TEMP MAN ENT NO YES pH AUT CAL YES NO pH TEMP pH OUTPUT SETHOLD SERVICE ENT FAIL NO MODE YES YOKOGAWA MODE Measure MODE NO NO NO NO YES NO YES pH NO YES pH NO YES Use keys to adjust and enter manual temperature setting ...

Страница 54: ...ng in ORP mode ORP selected in service code 01 MODE mV OUTPUT SETHOLD SERVICE ENT NO MODE YES YOKOGAWA MEASURE NO YES mV MAN CAL YES NO TEMP mV MODE NO NO NO YES NO YES mV NO YES mV NO YES MEASURE YES NO mV YES Display return to measuring mode with temperature reading NO ...

Страница 55: ...OLD mA MODE pH OUTPUT SETHOLD SERVICE ENT NO MODE YES YOKOGAWA M E A S U R E pH AUT CAL YES NO pH MODE NO NO NO YES NO YES pH pH HOLD YES Note The HOLD feature must first be activated in the commissioning mode section 5 2 2 YES NO MEASURE NO YES pH NO YES NO HOLD NO ...

Страница 56: ...o measuring mode after updating impedance check Note The manual impedance start is available when the sensor impedance measurement is enabled in Service Code 3 and 4 This enables the impedance data to be updated immediately after a maintenance event e g replacing an electrode YES MODE pH OUTPUT SETHOLD SERVICE ENT NO MODE YES YOKOGAWA MEASURE ...

Страница 57: ...sed to choose output function on mA output Hold The EXA transmitter has the ability to hold the output during maintenance peri ods This parameter should be set up to hold the last measured value or a fixed value to suit the process Service This selection provides access to the service menu What follows are pictorial descriptions of typical frontplate pushbutton sequences for each parameter set tin...

Страница 58: ...H pH pH pH pH OUTPUT SETHOLD SERVICE ENT MAN CAL DISPLAY HOLD NO MODE YES YOKOGAWA MODE TEMP AUT CAL MEASURE YES ENT YES NO pH ENT ENT ENT ENT ENT ENT ENT ENT YES NO YES NO YES NO YES Note When rH or ORP is enabled in codes 02 and 31 the output range is set in a similar way to pH ...

Страница 59: ...O YES NO YES NO NO YES YES NO YES NO YES NO YES NO YES YES NO HOLD active last measured value HOLD deactivated return to commissioning menu HOLD YES HOLD pH OUTPUT SETHOLD SERVICE ENT MAN CAL DISPLAY HOLD NO MODE YES YOKOGAWA MODE TEMP AUT CAL MEASURE YES NO NO NO ...

Страница 60: ...IM12B07D02 01E Parameter setting 5 9 YES NO ENT HOLD HOLD value set return to commissioning menu HOLD ENT HOLD ENT HOLD ENT YES Set HOLD fixed value for mA output ...

Страница 61: ...xample Service Code 01 Select main parameter for pH for ORP With the ENT keys ENT pH OUTPUT SETHOLD SERVICE ENT MAN CAL DISPLAY HOLD NO MODE YES YOKOGAWA MODE TEMP AUT CAL MEASURE Wait screen is displayed briefly before returning to commissionning menu Wait screen is displayed briefly before returning to commissioning menu mA mA ...

Страница 62: ...sensors Contact your local Yokogawa sales office for advice regarding applications and sensor selection Code 03 04 Z1 CHK The EXA PH202 has an impedance check capable of monitoring the impedance Z2 CHK of all sorts of sensor systems In order to fine tune this diagnostic tool it is necessary to set it up to match the sensors used The default settings give a good setup for a conventional system comp...

Страница 63: ...High impedance limit Press NO to step through choice of units 1 GΩ x None K M or G press YES to select units then use the ENT keys to set the value 04 Z2 CHK Impedance check 2 Low 0 0 0 1 Low High 1 Temp comp off 0 Off Temp comp on 1 Imp check off 0 Imp check on 1 On Z L xΩ Low impedance limit Press NO to step through choice of units 100 Ω x None K M or G press YES to select units then use the ENT...

Страница 64: ...cable resistance which will obviously vary with length The normal method is to immerse the sensor in a vessel with water in it measure the temperature with an accurate thermometer and adjust the reading for agreement Code 13 T COMP Process compensation automatically allows for changes in the pH or ORP of the process with temperature The characteristic of each process will be different and the user...

Страница 65: ...r Pt1000 0 0 Pt1000 Pt100 1 3kBalco 2 5k1 3 8k55 4 350 5 6k8 6 PTC10k 7 11 T UNIT Display in C or F C 0 0 C F 1 12 T ADJ Calibrate temperature Adjust to allow for cable resistance None 13 T COMP Set temp comp Compensation for process changes off 0 0 Off Compensation for process changes on 1 T COEF Adjust process TC Set for TC in pH per 10 C 0 00 pH per 10 C 14 19 Not used ...

Страница 66: ...y in this section These data can be provided by ASP the manufacturer of the probe or by the users laboratory etc They are determined independently of the measuring loop Note it is not necessary to enter this data in most cases as the EXA automatically does this while performing a calibration The feature is used in the case of special electrode systems and where calibration in the process environme...

Страница 67: ...P ASP Set As Pot For the main parameter Press YES to confirm 1 mV resolution then set value with ENT keys ASPmV Set As Pot ORP For parameter 2 when activated in service code 02 23 ASP 1D Set As Pot ORP For the main parameter ORP Press YES to confirm 0 1 mV resolution then set value with ENT keys Press NO to change to ASP ASP Set As Pot For the main parameter Press YES to confirm 1 mV resolution th...

Страница 68: ...couple failure signalling of a burned out or open circuit sensor The pulse burnout setting gives a 21 mA signal for the first 30 seconds of an alarm condition After the pulse the signal returns to normal This allows a latching alarm unit to record the error In the case of the EXA the diagnostics are extensive and cover the whole range of possible sensor faults Code 35 TABLE The table function allo...

Страница 69: ...hen enabled in code 02 32 BURN Burn function No burnout 0 0 No Burn Burnout downscale 1 Burnout upscale 2 Pulse burnout 3 33 34 Not used 35 TABLE Output table for mA 0 Linearisation table for mA1 in 5 steps 5 The measured value is set in the main 10 display using the ENT keys for each of the 5 interval steps Where a value is not known that value may 90 be skipped and a linear interpolation will 10...

Страница 70: ... configuration Two different types of failure mode can be set Hard fail gives a steady FAIL flag in the display A Fail signal is transmitted on the outputs when enabled in code 32 Soft fail gives a flashing FAIL flag in the display The call for maintenance is a good example of where a SOFT fail is useful A warning that the regular maintenance is due should not be used to shut down the whole measur...

Страница 71: ...Soft fail 0 Impedance high input 1 Hard fail 1 1 Hard Err 4 2 Impedance low input 2 Soft fail 0 Impedance low input 2 Hard fail 1 1 Hard Err 5 2 Impedance high input 2 Soft fail 0 Impedance high input 2 Hard fail 1 1 Hard Err 07 Temperature too high Soft fail 0 Temperature too high Hard fail 1 1 Hard Err 08 Temperature too low Soft fail 0 Temperature too low Hard fail 1 1 Hard Err 09 pH out of ran...

Страница 72: ...TH DAY Code 62 ERASE Erase logbook function to clear the recorded data for a fresh start This may be desirable when re commissioning an instrument that has been out of service for a while 5 3 7 General Code 70 LOAD The load defaults code allows the instrument to be returned to the default set up with a single operation This can be useful when wanting to change from one application to another Code ...

Страница 73: ...et address 00 to 15 00 61 HOUR Clock setup Adjust to current date and time using MINUT and ENT keys SECND YEAR MONTH DAY 62 ERASE Erase logbook Press YES to clear logbook data 63 69 Not used mA mA Code Display Function Function detail X Y Z Default values General 70 LOAD Load defaults Reset configuration to default values 71 78 Not used 79 CUST D Load Customer Reset configuration to default values...

Страница 74: ...nual calibration the temperature coefficient is still active This means that the readings are referred to 25 C This makes grab sample calibration easy and accurate However if the manual calibration technique is used for buffer calibration the temperature coefficient must be set to zero in maintenance mode in the TEMP routine see chapter 5 6 3 Sample calibration The operator activates the SAMPLE ca...

Страница 75: ...pH ENT MAN CAL DISPLAY HOLD NO MODE YES YOKOGAWA MODE TEMP AUT CAL MEASURE NO YES pH Automatic Calibration Press the MODE key AUT CAL appears in the display and the YES NO key prompt flags flash Press YES NEW SNS Display flashes YES NO answer YES if new sensor fitted or NO if not Care YES resets logbook calibration data Insert the sensors in pH 7 buffer solution Press YES to start calibration NO N...

Страница 76: ...he CAL END message appears Press YES WAIT flashes briefly then HOLD The calibration is now complete Put the sensors back in the process and press NO to turn off HOLD and return to the measuring mode NO Press YES for single point As Pot adjustment Press NO to proceed to calibrate Slope The instruments waits for the reading to stabilise The pH display flashes When reading Is stable the CAL END messa...

Страница 77: ...alibration Press the MODE key The legend AUT CAL appears and the YES NO key prompt flags flash Press NO The display MAN CAL appears Press YES to start calibration Press YES or NO at NEW SNS prompt YES NO For 2 point As Pot and Slope Adjustment select second buffer solution and adjust as for pH7 buffer NO ENT ENT YES WAIT is displayed briefly then EXA returns to measuring mode pH ENT MAN CAL DISPLA...

Страница 78: ...e YES YES Return to measuring mode Adjust value with ENT Keys NO Manual Calibration of zero point according to IEC 60746 2 When enabled in service code 27 Manual Calibration of mV offset for ORP 2nd parameter Where both pH and ORP or rH are measured the offset Asymmetry potential of the second parameter is calibrated as shown below When enabled in service code 02 ...

Страница 79: ... The display MAN CAL appears Press NO SAMPLE appears YES Press to start calibration NO YES NO YES Press YES at the same time as taking sample for analysis PH 202 now continues to measure control as before SAMPLE flashes to indicate that data is stored waiting for input of analyzed value pH ENT MAN CAL DISPLAY HOLD NO MODE YES YOKOGAWA MODE TEMP AUT CAL MEASURE 6 5 4 Sample calibration ...

Страница 80: ...ES pH NO YES pH MODE NO pH When the laboratory analysis is completed the data is entered by first pressing MODE then following the sequence below Note Display shows the value as at the time of taking the sample ENT Return to maintenance menu NO NO pH NO YES YES pH NO YES pH NO YES pH NO YES YES NO NO pH NO YES pH YES Note Display shows the value as at the time of taking the sample NO For first cal...

Страница 81: ...ervice centre for spare parts and instructions 7 2 Periodic maintenance for the sensor system NOTE Maintenance advice listed here is intentionally general in nature Sensor maintenance is highly application specific The sensor system must be kept clean to function well This may require regular cleaning of the elec trodes The effect of dirty electrodes will be to slow the system response and perhaps...

Страница 82: ... liquids have a limited shelf life especially alkaline buffers which absorb CO2 from the air 3 Yokogawa strongly recommends NIST primary buffer standards in order to ensure the best accuracy and best buffer capacity is available Commercially adjusted buffers e g 7 00 9 00 or 10 00 pH are a compromise as a standard and are often supplied without the temperature dependency curve Their stability will...

Страница 83: ...A checks the electrodes during calibration to determine if the reaction time is suitable for pH measurement A specially timed check can be activated following each cleaning cycle After calibration the unit checks the calculated asymmetry potential and the slope to determine if they are still within limits specified by the software The slow shift of asymmetry potential could signal a poisoning of t...

Страница 84: ...l value 59 16 mV pH at 25 C it is accepted Otherwise the unit gener ates an error E3 Activation or deactivation of the asymmetry diagnostic check and slope check is made from the Service Codes See Chapter 5 or Chapter 10 Appendix 8 1 2 On line impedance checks The EXA has a sophisticated impedance checking system The sensors can be checked for their imped ance over a very wide range which makes th...

Страница 85: ...0 C for 8k55 Wrong temperature sensor setting Check sensor setting Temperature sensor damaged Check connections E8 Temperature sensor shortened Process too cold or too hot Check process 30 C or 120 C for 8k55 Wrong temperature sensor used Check sensor setting Temperature sensor damaged Check connections E9 Measurement out of range 2 to 16 pH Sensors disconnected Check cabling Sensor wrongly connec...

Страница 86: ...IM 12B07D02 01E Spare parts 9 1 9 SPARE PARTS See Customer Maintenance Parts List ...

Страница 87: ...5 CAL CK 1 1 AP on Slope on Temperature functions 10 T SENS 0 Pt1000 11 T UNIT 0 C 12 T ADJ None 13 T COMP 0 Off T COEF 0 00 pH 10 C Calibration functions 20 t SEC 5 Sec PH 0 02 pH 21 AS LOW 120 mV AS HI 120 mV 22 SL LOW 70 SL HI 110 23 ITP 7 00 pH SLOPE 100 0 ASP 1D 0 0 mV ASP mV mV 24 BUF ID 4 NIST 4 25 BUF ID 7 NIST 7 26 BUF ID 9 NIST 9 27 ZERO P 0 disabled mA outputs 31 OUTP F 0 pH ORP 32 BURN...

Страница 88: ...rr 4 1 1 hard fail Err 5 1 1 hard fail Err 4 2 1 hard fail Err 5 2 1 hard fail Err 07 1 hard fail Err 08 1 hard fail Err 09 1 hard fail Err 11 0 soft fail Err 16 0 soft fail 55 CALL M 0 250 days 56 DISP 1 0 01 pH Communication 60 COMM 1 0 on write ena ADDR 00 00 61 HOUR 62 ERASE General 70 LOAD 79 CUST D Test and setup mode 80 TEST mA mA ...

Страница 89: ... in 10 min enable or disable code 50 add functions in MAINT disabled Impedance check start code 51 Diagnostics impedance checking active enable or disable code 03 04 check on calibration data active enable or disable code 05 check on stability 0 02 pH per 5 s choose stability level code 20 display calibration log enabled with logbook diagnostics setup codes 03 04 05 Compatibility pH or ORP glass s...

Страница 90: ...n for which the transmitter is set It is only necessary to consider this adjustment when installing a system with a different ITP Antimony systems and Pfaudler probes are good examples of systems with different ITP values Service code 23 is used This also permits the setting of calibration data for precalibrated sensors Temperature sensor The Pt 1000Ω RTD sensor is now becoming the most commonly u...

Страница 91: ...provide most valuable information about the performance of the electrode system Communications The proprietary HART FSK communication link allows remote configuration and data retrieval through the PC202 communication package This is an excellent tool for the maintenance engineer quality engineer or plant manager Service codes 60 62 are used to set up the communications Logbook In combination with...

Страница 92: ...nctions and alarms should all be set as described elsewhere in this manual 10 5 2 Calibration set up 4 The alternative Zero point calibration and display according to IEC 60746 2 may be enabled in service code 27 and set in the MAN CAL routine A value of 10 5 pH is a good starting point for the Pfaudler 18 sensor 5 Where lab test data are available for the sensor service code 23 can be used to set...

Страница 93: ...Second process value Temperature of output range More Status Hold Temp Man Logbook1 Logbook2 Tag Unit Device info Param Specific Temp Spec Calibration Spec Output function Exa user interf Manufacturer Distributor Model Meas type etc etc Device setup Primary value Analog output Lower rangeval Upper rangeval Review Stable time Stable pH Zeropoint Aspot low limit Aspot high limit Slope low limit Slop...

Страница 94: ...t 1 imp 4 Input 2 imp Note PV means Primary value AO1 means Analog output LRV means Lower rangeval URV means Upper rangeval 1 Date 2 Descriptor 3 Message 4 Write protect 5 Manufacturer 6 Dev id 1 Logbook conf 2 Logbook 1 3 Logbook 2 1 Sample 2 Manual Cal PV 1 Powerup 2 Powerdwn 3 Defaults 4 Lg Erased 5 Low range 6 High range 7 Hold on 8 Hold off 9 Error on Error off Temp adj Man Temp Aspot Aspot 2...

Страница 95: ... 2 Exit 1 Change 2 Exit 1 Change 2 Exit 5 User interface 1 Maint timer 1 Disp res 2 Auto Ret 3 Passcodes 1 Error prog 2 Maintenance 3 Display Err4 1 Err16 1 Maintenance 2 Commissioning 3 Service Note Z1 means impedance input1 Z2 means impedance input2 Note Stab means stability 1 Model 2 Manufacturer 3 Distributor 4 Tag 5 Descriptor 6 Message 7 Date 8 Dev id 9 Write protect Universal rev Fld dev re...

Страница 96: ...IM 12B07D02 01E 10 10 Appendix ...

Страница 97: ...g power Reducing power is indicated by positive values of mV rH This is a composite value that indicates the oxidizing power of a solution com pensating for the influence of the acid or alkaline components The scale is 0 55 rH where oxidizing solutions provide the highest readings Asymmetry potential This is the difference between the isothermal point of intersection and the zero point Slope This ...

Страница 98: ...or DPA405 pH sensor DPA406 pH sensor FU20 pH sensor HF405 pH sensor BARD Safety Barrier 2 wire pH ORP Transmitter IM 12B07E01 01E IM 12B07E02 01E IM 12B7G1 01E IM 12B07H01 01E IM 12B07H02 01E IM 12B07K02 01E IM 12B07L01 01E IM 01B04S10 01E IM 12B07D02 01E OR8EFG KCl filling type ORP sensor OR8ERG KCl Refillable ORP sensor OR8AX Accessories PH8EHP pH sensor for pure water PH8HH holder for pH sensor...

Страница 99: ... Grounding Be sure to ground the transmitter by using the ground terminal on its case Connect the G terminal inside the transmitter to the shield wire of two core shield cable which is conneced between the distributor and transmitter For the PH202G transmitter this does not apply to the PH202S if you cannot ground the G terminal on the transmitter case then connect this G terminal to the shield of...

Страница 100: ... 15 SA405 HA405 HF405 DPA405 DPAS405 2 WTB10 PH2 3 Terminal Box 16 13 12 11 14 15 16 13 12 11 14 15 OR8EFG OR8ERG 2 16 13 12 11 14 15 16 13 12 11 14 15 HA485 DPA485 DPAS485 2 16 13 12 11 14 15 16 13 In connecting to a gerneral purpose ORP sensor In connecting to a general purpose pH sensor 12 11 14 In connecting to a special purpose pH sensor In connecting to a special purpose ORP sensor WTB10 PH1...

Страница 101: ...glands For the PH202G PH202SJ use cable of outside diameter 6 to 12 mm When using individual electrodes glass electrode reference electrode and separate temperature sensor rather than an all in one sensor use the circular packing with four holes Plug the unused hole in the packing with the black plug When using this packing you have to be careful to ensure that it is well enough sealed to be water...

Страница 102: ...enance abnormal to be monitored remotely and commands to be sent to an instrument for wash Prepare for the instrument separately Service codes 60 relates to communication settings 11 4 1 Communication setup Code 60 COMM The settings should be adjusted to suit the communicating device connected to the output The communication can be set to HART or to PH201G Style B distributor When used with our PH...

Страница 103: ... NO YES NO YES NO NO YES NO YES NO NO YES NO YES ENT ENT ENT YES NO YES NO To apply wash function use the PH201G styleB and 2 0 or 2 1 at the service code 60 must be set Use keys to adjust and enter manual temperature setting ENT F5 2 3E eps The contact output for wash can be controlled by sending wash siganals This function is available with the PH201G style B Control the contact output in combin...

Страница 104: ...een the pre wash pH and the pH during the wash If the difference between the normal pH value in process and the pH during the wash is small then half the difference 1 2 pH will be too small to measure reliably so this check should be disabled in this case The monitoring of waste water pH is an example of such an application If you select water jet cleaning in such a case the normal pH as well as t...

Страница 105: ... YES MODE Note Wash functuon is only avairable when using the PH201G style B distributor In using the function it is necessary to set 2 0 or 2 1 at service code 60 enabling the PH202 to communicate with the PH201G Style B In addition set the wash function on enabling wash function WASH ON on parameter setting In this time on the LCD shows because Wash isn t made on MODE of the text plate T5 1 5E e...

Страница 106: ...dic maintenance is due still functions service code 55 so for this reason it is better to set Soft Fail mode than Hard Fail mode T5 3 5E eps Code Display Function Function detail X Y Z Ddefault values User interface 53 Err 4 1 Error setting Impedance low input 1 Soft fail 0 Impedance low input 1 Hard fail 1 1 Hard Err 5 1 Impedance higt input 1 Soft fail 0 Impedance high input 1 Hard fail 1 1 Hard...

Страница 107: ...not the ORP sensor is normal by measuring the ORP of a test solution of known ORP and determining if the measured value is within tolerance Before starting normal operation when you need to check if the ORP sensor is normal or not use the procedure below A solution of known ORP is measured to check if the measured value is within tolerance Here we describe how to mix test solutions using the quinh...

Страница 108: ...ndard instrument in a given solution The electrode check described in 11 5 1 above is performed if the measured value appears to be well out of tolerance Calibration of the ORP value is performed by zero shift one point calibration 11 5 3 Calibration with Sample The procedure is described in 11 5 5 2 Calibration with a sample enables measuring a representative sample e g by laboratory analysis whi...

Страница 109: ...with Sample This involves calibration by adjusting the PH202 to read the same as the ORP value derived by laboratory analysis for example 1 Press the MODE key 2 MAN CAL is displayed 3 Press NO 4 SAMPLE is displayed To abort calibration press NO and S OFF is displayed then press YES to revert to MEAS mode 5 While SAMPLE is displayed and when the measured value stabilizes acquire some sample liquid ...

Страница 110: ...nented Check sensor immersion Insufficient electrolyte Check electrolyte reservoir E7 Temperature sensor open Process too hot or too cold Check process 140 C or 10 C for 8 55kΩ Wrong temperature sensor setting Check sensor setting Temperaure sensor damaged Check connections E8 Temperature sensor open Process too hot or too cold Check process 30 C or 120 C for 8 55kΩ Wrong temperature sensor used C...

Страница 111: ...nits 200 7 x None K M or G press YES to select units then use the ENT keys to set the value Yokogawa sensors with the liquid earth electrode include the PH8EFP PH8ERP PH8EHP OR8ERG OR8EFG and FU20 The liquid earth electrode is inside the sensor and at the potential of the measured solution The liquid earth electrode is also used for an impedance check to determine if a functional sensor is connect...

Страница 112: ...s not automatically return to Measurement Mode You need to press MODE key to return to Measurement mode 11 6 5 CALEND After CAL END appears once during calibration it blinks and calibration starts again For the PH202 even after CAL END is displayed a measurement stability check continues for the time interval set by service code 20 If the reading changes significantly during this interval then rec...

Страница 113: ...ctions below 1 Apply 500 V DC between the power supply terminals shorted together and and the earth terminal G The insulation resistance must be 100 MΩ or greater 2 Apply 500 V DC between the input terminals shorted together 11 to 17 and the earth terminal G The insulation resistance must be 100 MΩ or greater As for the PH202SJ follow the instructions below 1 Apply 125 V DC between the power suppl...

Страница 114: ...sponding to the data display the current output must be within the range shown in Table 1 When the data display shows 12 0 pressing the ENT key causes the message display to show RIPPLE and the data display to remain unchanged Press the ENT key again The message display will show mA and the data display 16 0 Table 1 Data Display Current Output mA 4 0 4 0 02 12 0 12 0 02 20 0 20 0 02 3 3 Temperatur...

Страница 115: ...dard voltage current source and check the data display The corresponding value on the data display must be within the range shown in Table 4 Table 4 Simulation Input mV Data Display mV 1500 1500 1 0 0 1 1500 1500 1 Press the ENT key until the message display shows READY Press the ENT key again to end the tests Figure 1 Testing Circuit and Test Equipment DC source 24 V DC Standard Voltage Source 30...

Страница 116: ...IM 12B07D02 01E 12 4 Appendix ...

Страница 117: ...pection mode where the tests from Section 3 3 through Section 3 6 take place in sequence and cannot be retraced If the reconfirmation of a test is needed turn off the power to the transmitter turn on the power again and enter the inspection mode to restart the tests 3 1 Insulation Resistance Test 1 Apply 500 V DC between the power supply terminals shorted together and and the earth terminal G The ...

Страница 118: ... digit of 7 flashing c Press the ENT key The message display will show HIF d Press the YES key 3 Checking the date and time a Press the ENT key The data display will show the date in day month year order b Press the ENT key The data display will show the time in hour minute second order c Press the ENT key The message display will show mA This is the inspection mode When the message display shows ...

Страница 119: ...414 1 0 00 0 01 7 0 0 7 00 0 01 14 414 1 14 00 0 01 3 6 ORP Indication Check Following Section 3 5 press the ENT key The message display shows ORP INP In this state change the simulation input as shown in Table 4 by means of the standard voltage current source and check the data display The corresponding value on the data display must be within the range shown in Table 4 Table 4 Simulation Input m...

Страница 120: ...IM 12B07D02 01E 12 8 Appendix ...

Страница 121: ...s 3 1 Insulation Resistance Test 1 Apply 500 V DC between the power supply terminals shorted together and and the earth terminal G The insulation resistance must be 100 MΩ or greater 2 Apply 500 V DC between the input terminals shorted together 11 to 17 and the earth terminal G The insulation resistance must be 100 MΩ or greater 3 2 Dielectric Strength Test Required Only for PH202S Apply 600 V AC ...

Страница 122: ...y once The second digit of 0 flashes d press the key once The data display will show 01 with 1 flashing e Press the ENT key The message display will show PH ORP f Press the key once The data display will change from 0 to 1 g Press the ENT key h Turn on power again In this state change the simulation input of the standard voltage generator as shown in Table 3 The corresponding data must be within t...

Страница 123: ...B07D02 01E Appendix 12 11 3 3 QIS 12B07D02 61E 3 6 Fieldbus Communication Functional Check Check for normal function using Fieldbus equipment specified by Yokogawa Figure 1 Testing Circuit and Test Equipment ...

Страница 124: ...IM 12B07D02 01E 12 12 Appendix ...

Страница 125: ...ts 3 1 Insulation Resistance Test 1 Apply 500 V DC between the power supply terminals shorted together and and the earth terminal G The insulation resistance must be 100 MΩ or greater 2 Apply 500 V DC between the input terminals shorted together 11 to 17 and the earth terminal G The insulation resistance must be 100 MΩ or greater 3 2 Dielectric Strength Test Required Only for PH202S Apply 600 V AC...

Страница 126: ...y once The second digit of 0 flashes d Press the key once The data display will show 01 with 1 flashing e Press the ENT key The message display will show PH ORP f Press the key once The data display will change from 0 to 1 g Press the ENT key h Turn on power again In this state change the simulation input of the standard voltage generator as shown in Table 3 The corresponding data must be within t...

Страница 127: ...e tests of Item 3 3 to 3 5 check the communication function using Profibus communication PH202 G 11 12 14 17 13 LOW IMP Decade Resistance Box Standard Voltage Source Shorting Bar Profibus Equipment Specified by YOKOGAWA C R C R R 50 １ Ω Ω C 2μF 0 4μF SUPPLY TEM P LE HIGH IMP 15 16 INPUT2 INPUT1 Ground DA PA Coupler DC Source 24VDC Figure 1 Testing Circuit and Test Equipment ...

Страница 128: ...IM 12B07D02 01E 12 16 Appendix ...

Страница 129: ...xy polyester Coating 4 L9811FV 2 Cable Gland Assembly 5 K9660AQ 1 Flat Cable 6 A1726JD 1 Pin Terminal Unit 3 terminals type 7 K9184AA 1 Screw Terminal Unit when TB specified 8 K9661HR 2 Stud 9 Analog Board Assembly K9661PA 1 For mA HART K9661PC 1 For FF Profibus 10 1 Digital Display Board K9661AV 1 For mA HART K9661AW 1 For FF Profibus 11 K9660YQ 1 Screw Assembly to fix amplifier 12 K9660YP 1 Stai...

Страница 130: ...on Code PM 3 Item Parts No Qty Description 1 K9171SS 1 Universal Mount Set U K9311BT 1 Tag Plate SCT 2 K9311KA 1 3 K9311KG 1 4 K9660JA 1 4 Fitting Assembly PM Hood Assembly H Hood Assembly H2 1 Pipe Wall Mounting Hardware Option Code U Panel Mounting Hardware 1 Hood to sun protection ...

Страница 131: ...r mA HART Non incendive 3 Housing Assembly 1 Polyurethane Coating 1 Epoxy polyester Coating 4 L9811FV 2 Cable Gland Assembly 5 1 Flat Cable 6 1 Pin Terminal Unit 3 terminals type 8 2 Stud 9 Analog Board Assembly 1 For mA HART 1 For FF Profibus 1 For mA HART Non incendive 10 1 Digital Display Board 1 For mA HART 1 For FF Profibus 11 1 Screw Assembly to fix amplifier 12 K9660YP 1 Stainless steel scr...

Страница 132: ...on Code PM 3 Item Parts No Qty Description 1 K9171SS 1 Universal Mount Set U K9311BT 1 Tag Plate SCT 2 K9311KA 1 3 K9311KG 1 4 K9660JA 1 4 Fitting Assembly PM Hood Assembly H Hood Assembly H2 1 Pipe Wall Mounting Hardware Option Code U Panel Mounting Hardware 1 Hood to sun protection ...

Страница 133: ...ded P 2 5 P layout changed P 2 6 Miss spering of Model and suffix code corrected P 2 9 Control Drawing for mA HART Specification FM Intrinsically safe design corrected P 2 10 Control Drawing for mA HART Specification FM Non incendive design corrected P 2 11 Control Drawing for mA HART Specification CSA corrected P 2 12 Control Drawing for FF PB Specification IECEx corrected P 2 13 Control Drawing ...

Страница 134: ...to Figure 1 2 P 2 2 Some revision of N Regulatory compliance description for EMC revised P 2 3 to 2 4 Some revision of IECEx Intrinsically safe description Zone 0 added and NEPSI Certification added to page 2 4 P 2 6 NEPSI suffix code of K added to the PH202S MS code CMPL 12B07D02 23E of PH202S S3 revised to 2nd edition some parts no deleted ...

Страница 135: ...ons additions have been made Please replace the corresponding pages in your copy with the attached revised pages Revisions PREFACE How to dispose the batteries added Page 5 13 Description of code 13 in 5 3 2 Temperature compensation and measuring functions modified Page Appendix 11 16 11 7 Temperature coefficient T COEF setting at the time of conversion to reference temperature added Model PH202G ...

Страница 136: ... shall not be reproduced or copied in part or in whole without permission This manual explains the functions contained in this product but does not warrant that they are suitable the particular purpose of the user Every effort has been made to ensure accuracy in the preparation of this manual However when you realize mistaken expressions or omissions please contact the nearest Yokogawa Electric re...

Страница 137: ...usly vary with length The normal method is to immerse the sensor in a vessel with water in it measure the temperature with an accurate thermometer and adjust the reading for agreement Code 13 T COMP Process compensation automatically allows for changes in the pH or ORP of the process with temperature The characteristic of each process will be different and the user should determine if this feature...

Страница 138: ... concentration liquid at different temperatures That is the temperature coefficient to be entered in the pH converter is the value expressed in ΔpH ΔT x 10 This value matches the pH value which varies in proportion to the measured solution temperature change of 10 C pH at the higher temp pH at the lower temp the higher temp the lower temp 10 Temp coefficient α pH C 10 ΔpH ΔT 10 Equation 6 1E eps F...

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