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kajaaniMCA

i – Installation, Operating & Service

- 12.8 -

W4610201 V2.5 EN

MCAi: MCAI-000
Chem. Compensation

1

2
3
4

HELP

Start Sample 1

Start Sample 2
Lab Results
Chem Comp.

SAVE

HOME

OFF

Fig. 12.11. “Chemical compensation” display.

• Compensation with HART

When using the HART communicator, proceed as
follows: In the D

IAGNOSTICS

menu select C

HEM

.

COMPEN

-

SATION

with the cursor and then press the RIGHT arrow

key to display the menu shown in Fig. 12.11.

Use function C

HEM

C

OMP

to switch chemicals com-

pensation on and off.

• Entering laboratory values

Select D

IAGNOSTICS

=> C

HEM

.

COMP

. => L

AB

RESULTS

and

the display shown in Fig. 12.12 will appear.

Select function L

ATEST

S

AMPLE

for the desired sam-

ple. MCAi will show the sample data and ask for
laboratory consistency. Type the laboratory Cs value
and press E

NTER

. Also enter the laboratory conductivity

(note the unit: mS/cm), MCAi Cs, temperature, and
signal level.

If the samples were taken using the function S

TART

S

AMPLE

1/2, the MCAi measurement values (Cs, tem-

perature, signal level) are already there. Press OK to
accept them.

When entering values based on earlier laboratory

follow-up, select representative values for conductivi-
ty, temperature and signal level values from the plotted
(MCAi – Lab vs. signal level) graph, and choose the
MCAi and laboratory consistency values so that the
difference between them is correct. The absolute con-
sistency values are not significant.

When both of the calibration points have been sent

to the MCAi sensor, activate chemicals compensation
by function C

HEM

C

OMP

= ON.

• Sample taking

NOTE: Enter data on two sample points selected from
laboratory follow-up data, or take new calibration sam-
ples as described below.

In the chemicals compensation menu, select S

TART

S

AMPLE

1 or S

TART

S

AMPLE

2. The display will read

“Sampling” and the MCAi begins averaging its mea-
surement result. Take at least three parallel calibration
samples. The press OK to stop sampling, and the
display will show the MCAi measurement results:
consistency (A

VERAGE

) and its D

EVIATION

, T

EMPERA

-

TURE

, S

IGNAL

L

EVEL

, and the current chemical compen-

sation value (C

HEM

C

OMP

). Press OK to accept. The

results will be saved in the chemicals compensation
table L

AB

R

ESULTS

=> L

ATEST

S

AMPLE

and wait for the

laboratory values of consistency and conductivity. When
the chemical content of the process has changed, repeat
this procedure for the second calibration sample.

NOTE: Do not change the consistency calibration while
performing the chemicals compensation!

If the consistency calibration is changed before the

second chemicals compensation sample has been tak-
en, the MCAi will delete the data on the first sample!

MCAi: MCAI-000
Select:

1

2
3
4

Latest Sample 1

Latest Sample 2
Cal. in Use 1
Cal. in Use 2

ABORT

ENTER

Fig. 12.12. Entering laboratory values.

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Содержание kajaaniMCAi

Страница 1: ...kajaaniMCAi Installation operating service manual W4610201 V2 5 EN for software version 2 5 ...

Страница 2: ...uration of Sensor 6 1 6 B Current Output Scaling 6 3 6 C Editing Device Information 6 5 6 D Reset Abort 6 5 7 Calibration 7 A First Calibration 7 1 7 B Modifying the Calibration 7 2 7 C Calibration and Sample History 7 2 8 Data Collection 8 A Trend Table 8 1 9 Special Functions 9 A Special Functions 9 1 9 B Chemicals compensation 9 1 9 C Correction Curve for Temp Compensation 9 4 9 D Recipes 9 6 9...

Страница 3: ... sample or water be careful Always check that the incoming voltage frequency are correct before making any electric connections Wrong connection may damage the equipment The applicable electrical safety regulations must be closely followed in all installation work Before any welding works in the vicinity of the devices make sure that operating voltage is not connected ...

Страница 4: ... and pulp flow rate and only requires single point calibration 1 Introduction 1 A The kajaaniMCAi Consistency Analyzer The kajaaniMCAi is an in line consistency analyzer based on microwave technology The kajaaniMCAi measures pulp consistency based on the propagation velocity of microwaves Due to this measurement prin ciple the analyzer can be used on a very large conduc tivity and temperature rang...

Страница 5: ...ocess Standard material for the sensor body is AISI 316L Titanium or Hastelloy are available as options The antennas are made of glazed ceramic and titanium Fig 2 1 MCAi F sensor Fig 2 2 MCAi FT sensor Sensor body Transmitter receiver antennas Antenna cable Sensor electronics Pt 100 temperature sensor Transmitter receiver antennas Sensor electronics 2 B MCAi FT The body of the flow through sensor ...

Страница 6: ...ions from the memory and initialize the device with system defaults 1 Press the RESET switch and keep it down 2 AlsopresstheABORTswitch andkeepbothswitch es down for about 3 seconds 3 Release the RESET switch 4 Release the ABORT switch Reset Abort is now complete and the sensor s memory has been initialized with program defaults Metal housing EMC shield LED is on when power is on PT 100 temperatur...

Страница 7: ...Display Unit transforms the supply voltage to 24VDC 18 36VDC operating volt age for the sensor s electronics The Display Unit has connectors for the Communicator i and HART com municator a Cs current output and an RS 232 connec tion for a PC The RS 232 bus can be used for updating the MCAi software version and for reading data from the MCAi to a PC These terminals are shown in Fig 2 6 NOTE Signal ...

Страница 8: ... 0 100 C 32 212 F conductivity in accordance with the sensor specifi cations see App 1 of this manual process pressure at least 1 5 bar 21 8 psi to elimi nate air bubbles pressure resistance of the sensor MCAi FT 16 bar 232 psi MCAi F 25 bar 363 psi The measured consistency is usually compared to laboratory analyses It is therefore important to use a good sampler e g NOVE and install it in accorda...

Страница 9: ...ream A sticker label on the sensor indicates the direction of flow Sensor models FT 150 and FT 200 contain no flanges the sensor is fastened between the flangesoftheprocesspipewithclampbolts ModelsFT 100 FT 250 and FT 300 have fixed flanges The dimensions of the flanges and collars are given in Appendix 5 of this manual 3 2 Installation dimensions of MCAi FT sensor seen from above Model L mm L inc...

Страница 10: ...he installation dimensions of the Display Unit Fig 3 3 Shield of the Display Unit Fig 3 4 Installation dimensions of the MCAi Display Unit Fig 3 5 InstallationdimensionsoftheCommunicator sshield 1 6 6 6 1 7 3 2 1 5 1 5 1 5 1 6 1 2 0 4 2 3 3 2 1 6 2 6 3 8 1 3 3 5 1 5 6 4 2 3 2 9 1 1 6 4 3 1 7 3 2 7 0 3 4 2 8 2 1 1 3 3 2 2 3 6 9 1 9 6 4 1 3 3 5 1 5 6 4 2 3 2 9 1 1 6 4 3 1 7 3 2 7 0 3 4 2 8 2 1 1 3 3...

Страница 11: ...emperature and or chem icalconcentrationwillbeused itisbesttoconnecteven theconsistencysignalfromtheFieldConnectionBoard terminals 30 and 31 in this way all current signals can be connected using only one cable If the tempera ture or chemical concentration signals will not be used theCssignalisinmostcaseseasiesttoconnectfromthe Display Unit terminals 10 and 11 NOTE Connect the consistency signal u...

Страница 12: ...nd only for example only ground them at the automation system end 3 F 5 Mains power Connect the mains power 90 260V to the terminal located on the left side of the Display Unit housing see Fig 3 7 1 2 3 4 5 6 D i s p l a y U n i t P i n 1 2 4 V P i n 2 G N D P i n 3 R S 4 2 2 P i n 4 R S 4 2 2 P i n 5 R S 4 2 2 P i n 6 R S 4 2 2 c a b l e s h i e l d H A R T R E S U L T S A M P L E I N F O D I A G...

Страница 13: ...1 0 1 1 1 2 1 3 1 4 1 5 1 6 R S 2 3 2 0 90 260 VAC 1 3 2 2 2 3 2 4 2 5 2 6 2 7 3 7 3 8 3 9 4 0 4 1 1 2 1 4 1 5 9 1 3 1 2 3 4 7 8 5 6 5 6 m m 1 6 Terminal Terminal Signal Wire color Display unit MCAi 1 1 24VDC to MCAi Brown 2 3 0 VDC to MCAi White 3 38 PC conn RS232 TX Purple 4 37 PC conn RS232 RX Black 5 39 PC conn RS232 GND Red 6 41 Aout1 Hart Blue 7 40 Aout1 Hart Pink 8 22 TDX2A RS485 RX TX to d...

Страница 14: ...nnected 4 Make sure that the analog and binary output cables if any are correctly connected 4 MakesurethatthecablebetweensensorandDisplay Unit is correctly connected 4 D Checking Electric Operation 1 Plug the Communicator i to the quick connector on the bottom of the Display Unit 2 Switch power on to the system 3 Make sure that the display of the Communicator i shows an image NOTE Allow the sensor...

Страница 15: ... s A l p h a n u m e r i c k e y s h o m e B A C K k e y 5 B Communicator i The Communicator i is shown in Fig 5 1 Plug the Communicator i to the quick connector on the bottom of the Display Unit The Communicator i can be kept for short times in the shield option Press homeBACK to display the menu pages and to start operation Adjusting display contrast Press SHIFT for sharper contrast Press SHIFT ...

Страница 16: ...two F7 Shift Locking the SHIFT key can be set to lock in position When this setting is ON SHIFT moderemainsactiveuntilthe SHIFT keyispressed again F8 Startup Info this field determines whether or not the Communicator i will display the start up information screen during power up F9 SHIFT F1 Character set coding of Scan dinavian characters F10 SHIFT F2 CR mode selects whether the CR character sent ...

Страница 17: ...ne reads OK F 7 F 6 F 5 F 4 F 8 F 3 F 1 F 2 F 9 F 1 0 F 1 1 F 1 2 F 1 3 F 1 4 F 1 5 F 1 6 i MCAi DESCRIPTOR MCAI 000 MCAi FT 100 Consistency 2 93 Temperature 70 2 C Status OK Take Enter Current Selfdiag sample lab output nostics Fig 5 4 Main Menu MAIN MENU Stop Take sample Start Enter lab Latest sample Cal in use Calibr History Current output 1 Consistency Current output 2 temperature Current outp...

Страница 18: ... INFO button is pressed several times the MCAi will show the date when the sensor was started up and its software version 5 F 3 Taking samples To start sample taking press the SAMPLE button and the Display Unit will read Sampling Take a sample and then press again the SAMPLE button When the sample taking has been stopped the Display Unit will read Ready Press the RESULTS button to scroll the follo...

Страница 19: ...ANGUE FRANCAISE LENGUAJE ESPANOL LINGUA ITALIANO CONTINUE F 7 F 6 F 5 F 4 F 8 F 3 F 1 F 2 F 9 F 1 0 F 1 1 F 1 2 F 1 3 F 1 4 F 1 5 F 1 6 i Fig 6 1 Language selection menu Fig 6 2 Sensor type menu SELECTED SENSOR TYPE NONE MCAi F MCAi FS MCAi FT 100 MCAi FT 150 MCAi FT 200 MCAi FT 250 MCAi FT 300 MCAi FT 4 MCAi FT 6 MCAi FT 8 MCAi FT 10 MCAi FT 12 11 10 00 CONTINUE 6 A Initial Configuration of Senso...

Страница 20: ...ay shown inFig 6 4 Thereceivedmicrowavesignalmustremain within a certain operating range The signal level is affected by the temperature and conductivity of the measured medium As default the MCAi adjusts the signal level to the middleoftheoperatingrange sothatthereismaximum room for adjustment to both directions This is the best setting if no large temperature or conductivity swings occur in the ...

Страница 21: ... EDIT to edit 1 Enter the consistency value corresponding to the low limit 4mA 2 Enter the consistency value corresponding to the high limit 20mA 3 Enter the filtering time for the output usually 1 second is suitable 4 Select how the current output will react to error situations by pressing F7 F8 ROLL ALARM until the required alternative appears Freeze when an error occurs the value is frozen to t...

Страница 22: ...t has increased or decreased in comparison to the calibration level decreased 12 mA increased When scaling the output also enter the conductivity value of the consistency calibration sample this reading is needed to compensate for the effect of temperature on the signal level IftheconductivityoftheCscalibrationsampleisnot known calibrate as follows 1 Take a sample 2 Determine its conductivity 3 In...

Страница 23: ...ings in this display Installation info you can type here a text describ ing the installation point this text will be shown in the top left corner of the Main Menu Tag number the sensor s identification number will be shown in the top left corner of the Main Menu Use password select YES or NO Temperature unit select Celsius or Fahrenheit degrees C F Language select display language 6 D Reset Abort ...

Страница 24: ... 9 F 1 0 F 1 1 F 1 2 F 1 3 F 1 4 F 1 5 F 1 6 i NOT SAMPLING Press Start to start sampling Cs Temp C Mlev u Chem c 0 00 68 5 59 1 0 00 10 00 5 00 0 00 Start Fig 7 1 Starting the sampling 7 A 2 Entering laboratory result Go from MAIN MENU ENTER LAB LATEST SAMPLE When calibrating for the first time the laboratory result is always given in the Latest sample display Fig 7 2 Press F1 F2 EDIT type the la...

Страница 25: ... to save the changes 4 Press F5 F6 YES to change the calibration When modifying the calibration also the average filler content can be changed this is necessary if the filler content values have changed by more than 5 7 C Calibration and Sample History All samplings and changes to calibration are stored as history data in the memory The data can be scrolled using the following displays 7 C 1 Calib...

Страница 26: ...Y Fig 7 5 The taken samples are stored in the history table arranged according to the date of sampling The display shows the following data Sample date and time of sampling MCAi measured process consistency Lab laboratory consistency used in calibration Temp C temperature in the process Mlev u signal level of the measurement channel at this consistency Rlev V signal level of reference channel u Cc...

Страница 27: ...e display F 7 F 6 F 5 F 4 F 8 F 3 F 1 F 2 F 9 F 1 0 F 1 1 F 1 2 F 1 3 F 1 4 F 1 5 F 1 6 i TREND TABLE Trend interval Start 20 09 12 33 010 minutes Stop 20 10 13 10 length Cursor 20 10 13 10 40 67 days 5 41 MCA Temp Mlev Rlev Drift Rst Mst Chem 5 41 63 6 58 9 1521 3 7 0 4 0 9 0 00 11 11 0 00 MCA Enter Select y scale variable auto Fig 8 2 Trend graph settings display 8 A Trend Table The following me...

Страница 28: ...easuredsignallevel Basedonthiscorrelation the Cs measurement error caused by the chemicals content can be eliminated by applying the correct chemicals compensation factors If large variations occur in the chemicals content of the process the consistency signal level and tempera ture measured by the MCAi should be included in the laboratory follow up as well as the conductivity and consistency meas...

Страница 29: ...Lab and MCAi values of the calibration points to the sensor laboratory consistency and conductivity and consistency temperature and sig nal level measured by the MCAi sensor Make sure togivetheconsistenciesmeasuredbytheMCAiand laboratory so that the error MCAi Lab is of the right magnitude the absolute Cs levels have no significance In other words it does not matter whether the Cs values for sampl...

Страница 30: ...t least three parallel samples 2 Then press F5 F6 STOP Analyze the consistency and conductivity of the samples in laboratory Entering laboratory values Go from MAIN MENU SELFDIAGNOSTICS SPECIAL FUNCTIONS CHEMICAL COMPENSATION ENTER LAB Fig 9 6 1 Press F1 F2 Latest sample 1 to open the display shown in Fig 9 7 2 Press F1 F2 ENTER LAB and move the cursor to the laboratory Cs and conductivity fields ...

Страница 31: ...ng the curve for a larger temperature range it is advisable to take a sufficient number of points at regular intervals The following examples illustrate the principle of entering the correction curve for tempera ture compensation If required chemicals compensation can be deacti vated in the Chemical compensation menu Fig 9 4 by pressing F7 F8 TURN OFF The Chemical com pensation display then reads ...

Страница 32: ... 9 10 Effect of temperature on consistency error NOTE Make sure that you use the same MCAi Lab value for the last two points Otherwise the correction curve will continue using the slope between the last two points 4 If required press F5 F6 PREVIEW to see the result ing curve before storing it 5 Press F3 F4 STORE andyouwillstillbeprompted to confirm the changes Accept with YES and the MCAi will dra...

Страница 33: ...calibrate the device for the recipe X Press F5 F6 YES to accept and the MCAi will go to the start up mode for signal level setting Starting with signal level setting perform start up and calibration as instructed in sections 6 A and 7 A of this manual After this the recipe is ready and will be taken into use Selection mode binary inputs Select the desired recipe number must be blank with the binar...

Страница 34: ...8 V The accepted recipe numbers are 1 7 If zero is entered to the binary inputs the MCAi will automati cally activate recipe 1 Table 9 1 illustrates recipe selection with the binary inputs Table 9 1 Status of binary inputs for the selection of recipes bin3 bin2 bin1 Recipe in use 0 0 0 or 1 1 0 1 0 2 0 1 1 3 1 0 0 4 1 0 1 5 1 1 0 6 1 1 1 7 Table 9 2 Binary inputs needed when using different num be...

Страница 35: ...thebinaryoutputsfromtheautomationsystem directly to the binary inputs of MCAi Field Connection Board Groundthecablesatoneendonly forexample only ground them at the automation system end 2 4 V D C I N P U T B I N 1 B I N 1 B I N 2 B I N 2 B I N 3 B I N 3 B I N 4 B I N 4 A I N 1 A I N 2 A I N 2 A L A R M 1 A L A R M 2 A L A R M 3 R X D 2 A R X D 2 B T X D 2 A T X D 2 B R X D 1 A R X D 1 B T X D 1 A ...

Страница 36: ...ive poles of analog input Ain1 The voltage is then derived from the formula U R x I where R resistance and I current signal value Scale the voltage into a filler content value as follows 1 Go from MAIN MENU SELFDIAGNOSTICS SPE CIAL FUNCTIONS FILLER CONTENTS ANALOG INPUT Fig 9 13 2 Press F1 F2 EDIT and then type the voltage signal value and the corresponding filler content for the low and high limi...

Страница 37: ... to binary input 4 Sampler If samples for laboratory follow up are taken from the MCAi measurement point information of sampling should also be taken to the MCAi This ensures that at the time of sampling the MCAi will store its measure ment results consistency temperature signal level chemicals compensation in the sample history table see section 7 C 2 The data can then be read from the table late...

Страница 38: ...F2 EDIT and the cursor will appear in the field dMCA dLab Coefficient Enter the obtained slope and press F3 F4 SAVE to save the changes The MCAi will calculate the new consis tency sensitivity by applying the new slope coefficient The sensor s sensitivity is defined as relative to wood fibers sensitivity to wood fibers being 1 F 7 F 6 F 5 F 4 F 8 F 3 F 1 F 2 F 9 F 1 0 F 1 1 F 1 2 F 1 3 F 1 4 F 1 5...

Страница 39: ...rase Trend Settings Special table functions Fig 10 1 Error table display 10 B Error Table Go from MAIN MENU SELFDIAGNOSTICS Fig 10 1 Thisdisplayshowstheerrormessages iferrorshave occurred For example the display shown in Fig 10 1 contains two error messages The display shows a description of the error the date and time when it occurred and whether or not the error is still active VALID indicatedth...

Страница 40: ...rowave atten uator to the antenna connectors on the Microwave Module 3 Go to SELFDIAGNOSTICS SETTINGS SIMUL CABLE and press F1 F2 MEASURE The MCAi sensor will measuretheattenuationofthemicrowaveattenuator in dB The measured attenuation must not differ more than 5 dB from the true attenuation of the device E g if the attenuator rating is 60dB the measured result must be in the range 55 65 dB If the...

Страница 41: ...nal level If the signal level stays within the correct operating range but the measurement shows a temperature effect use temperature compensation to eliminate the error see instructions in section 8 C or 12 C 2 HART com municator 11 A 3 Air Airintheprocessisadisturbingfactorthatincreasesthe consistency reading To eliminate this the minimum process pressure specified for the MCAiis1 5bar 21 8 psi ...

Страница 42: ...y cause the problem Note that the MCAi current signals use their own power supply Do not connect an external power supply to the current signals 11 B Error Messages of Selfdiagnostics When the sensor s self diagnostics detects a fault the current signal is set to the selected fault status 0 4 20 mA or freeze and gives an alarm through the alarm relay In addition an error message will appear on the...

Страница 43: ...power off or by disconnecting the power ground connector from the Field Connection Board 2 Measure the resistance of the Pt 100 sensor from its pins soldered to connector P4 on Field Connection Board Two red wires and two white wires are connected to theconnector Thewiresmustbeconnectedalternately red white red white It does not matter which color comes first The red wires are connected together a...

Страница 44: ...in spare parts and they must always be replaced by the manufacturer The following instructions apply for all MCAi sensor types Fig 11 2 MCAi FT sensor 11 C Replacing Components Screws of the Sensor coverassembly Electronics Unit mounting screws Sensor cover assembly Electronics Unit Antenna cable connectors Bottom plate assembly set Antenna cable 1 Microwave antenna Antenna cover Antenna cable 2 M...

Страница 45: ... Installing NOTE When tightening the connectors only use the special torque spanner provided for this purpose 1 Push the antenna cable through the hole on the bottom plate and screw the microwave connector to the bottom plate 2 Apply a very small amount of some mild locking glue on the exposed threads e g using the tip of a thin screwdriver 3 Tighten the microwave connector with the torque spanner...

Страница 46: ... M6 x 20 2 pcs 3 Spring washers M6 2 pcs 4 Heat conductive grease Installing 1 Remove the two M6 plug screws from the bottom plate next to the connecting pipe 2 Spread a thin uniform layer of heat conductive grease on the black cooler body mounting side smooth 3 Place the cooler on the bottom plate so that the mounting holes are aligned and the outlet pipe points either upwards or to the side depe...

Страница 47: ...urrent signal cables and Display Unit cable from the bottom plate 6 Carefully detach the Pt 100 wire from the groove on the bottom plate 7 Detach the bottom plate assembly from the sensor body 4 outermost hex socket screws 8 Push the Pt 100 through the bottom plate assembly 9 Detach the defective Pt 100 assembly from the sen sor body 10 Reassemble the sensor in reverse order NOTE Make sure to push...

Страница 48: ...erating chart of the HART communicator M e a s u r e m e n t D i a g n o s t i c s C o n f i g u r a t i o n C a l i b r a t i o n P V C s 3 1 P r o c T e m p 5 0 1 C C h e m i c a l s 0 0 0 u A o u t 1 1 2 1 m A o f r a n g e 5 0 1 A o u t 2 1 5 3 m A A o u t 3 8 3 m A H o u s T e m p 3 7 4 C D e t a i l e d C o n f C o n s r a n g e v a l u e s T e m p r a n g e v a l u e s C h e m r a n g e v a...

Страница 49: ...lace in the process the signal level must be set closertothelowlimit 20u tomakesurethatitremains within the correct range also during process variations Date Time Set the correct date and time for the timing of calibra tion samples UsetheSENDcommandtosendtheconfigureddata to the MCAi If Prev was selected as the sensor type the MCAi will read the previous calibration from memory and thus does not r...

Страница 50: ... The value of the second current output temperature or chemicals content in mA Aout 3 The value of the third current output chem icals content or temperature in mA Housing Temperature of sensor electronics MCAi MCAI 000 Measurements 1 2 3 4 5 6 7 8 HELP PV Process Chemicals Aout 1 mA of range Aout 2 Aout 3 Housing SAVE HOME 3 05 52 3 degC 0 0 u 12 3 mA 50 6 7 5 mA 12 1 mA 35 3 degC Fig 12 4 Measur...

Страница 51: ... needed Press OK to accept the displayed messages and the HART communicator will send the configured data to the MCAi sensor Correcting the calibration If the first calibration is inaccurate for some reason laboratory follow up will show a continuous level differencebetweenthesensorandlaboratoryresults To remove this level difference the best way is not to take a new sample and enter its lab value...

Страница 52: ...output for temperature Select TEMP RANGE VALUES and enter the following data LowRnge measurement result corresponding to the low limit 4 mA of the current signal UppRnge measurement result corresponding to the high limit 20 mA of the current signal Damping filtering time for the current signal As default the temperature signal is set to current output Aout 2 isolated If necessary it can also be se...

Страница 53: ...ference signal level V Meas stab stability of measurement signal Ref stab stability of reference signal Chem comp chemicals compensation value Sample History This table contains the measured values of the latest 30 samples identified with running numbers 1 30 Type a sample number and press ENTER to display the sample date and time and the measured values The latest sample is always no 1 Calibratio...

Страница 54: ...by chemicals and thus it can be eliminated by chemicals compensation To make sure we can make a graph with conductivity reflecting the 12 C Special Functions chemicals content is on the X axis The graph should then be a rising straight line the error MCAi Lab grows when conductivity increases Setting chemicals compensation NOTE Select the calibration points so that the differ ence between their ch...

Страница 55: ...consistency values so that the difference between them is correct The absolute con sistency values are not significant When both of the calibration points have been sent to the MCAi sensor activate chemicals compensation by function CHEM COMP ON Sample taking NOTE Enter data on two sample points selected from laboratory follow up data or take new calibration sam ples as described below In the chem...

Страница 56: ...tsthecalibrationsamplesasasamplepair the compensation will not change before values are determined for BOTH samples Existing calibration points can be edited as follows The calibration samples are stored in tables CAL IN USE 1 and CAL IN USE 2 Fig 12 13 To view data on the existing calibration points use function SHOW VALUES and the measured values will appear on the screen Fig 12 14 PressOKtoview...

Страница 57: ... consistency calibration or chemicals compensation during the labo ratory follow up period At least two points are needed for the curve To avoid compensation errors due to inaccurate laboratory results make sure that the points are not too close to each other The recommended minimum difference between the points is about 5 C 9 F When determin ing the curve for a larger temperature range it is advi...

Страница 58: ... enter them to the sensor as described in the previous example NOTE Make sure that you use the same MCAi Lab value for the last two points Otherwise the correction curve will continue using the slope between the last two points 0 15 0 1 0 05 0 0 05 0 1 0 15 0 2 0 25 0 3 17 19 21 23 25 Temp C MCAi Lab Adjusting the temperature compensation curve To change the temperature compensation edit the exist...

Страница 59: ...kajaaniMCAi Installation Operating Service A1 W4610201 V2 5 EN App 1 Technical specifications ...

Страница 60: ... output 2 Temperature or chemicals content 4 20 mA isolated Current output 3 Chemicals content or temperature 4 20 mA not isolated Max load for the current signals is 1 kΩ Alarm output open closed contact 48VDC 0 5A Binary inputs 4 inputs isolated 12 48 VDC Analog Inputs 2 inputs one isolated one not isolated Serial communication RS 232 PC connection RS 485 Communicator Weights MCAi F and MCAi FS ...

Страница 61: ...kajaaniMCAi Installation Operating Service A2 W4610201 V2 5 EN App 2 Contents of delivery ...

Страница 62: ...219 kajaaniMCAi F FS installation set AISI 316L or 1 B x M800220 kajaaniMCAi F FS installation set Hastelloy C276 or 1 B x M800221 kajaaniMCAi F FS installation set Titanium GR 2 1 B x M800502 MCAi Display Unit 10 m sensor cable 1 C x Operating power cabling 90 260 VAC 1 D x Current output cabling 3 E x Alarm output cabling 1 E x Binary input cabling 4 E x Current input cabling 2 E x A4611009 Vort...

Страница 63: ...symb Metso Cust M800512 kajaaniMCAi FT 150 6 or 1 A x M800513 kajaaniMCAi FT 200 8 1 A x M800502 MCAi Display Unit 10 m sensor cable 1 B x Operating power cabling 90 260 VAC 1 C x Current output cabling 3 D x Alarm output cabling 1 D x Binary input cabling 4 D x Current input cabling 2 D x A4610977 Vortex Cooler 1 option M800505 CommunicatorI 1 E option W610201 Installation operating service manua...

Страница 64: ... ANSI class 150 or 1 A x M800524 kajaaniMCAi FT 250 10 ANSI class 150 or 1 A x M800525 kajaaniMCAi FT 300 12 ANSI class 150 or 1 A x M800550 kajaaniMCAi FT 100 4 JIS 10k or 1 A x M800554 kajaaniMCAi FT 250 10 JIS 10k or 1 A x M800555 kajaaniMCAi FT 300 12 JIS 10k 1 A x M800502 MCAi Display Unit 10 m sensor cable 1 B x Operating power cabling 90 260 VAC 1 C x Current output cabling 3 D x Alarm outp...

Страница 65: ... 89 69 x 5 33 VITON 2 8 A4610007 Sensor cover assembly 1 9 A4610020 Electronics unit 1 10 P4610013 Microwave antenna 2 11 A4610931 Assembly set 1 12 Microwave cable 1 see Table 1 1 13 Microwave cable 2 see Table 1 1 14 A4610011 Pt 100 assembly 1 15 A4610939 Antenna cover assembly 2 MCAi FT 100 A4610951 Microwave Cable 1 A4610952 Microwave Cable 2 MCAi FT 150 A4610936 Microwave Cable 1 A4610937 Mic...

Страница 66: ...kajaaniMCAi Installation Operating Service A4 W4610201 V2 5 EN App 4 Spare parts ...

Страница 67: ... 5460020 Screw DIN 7984 M8x18 A4 5 5060014 Lock Washer DIN127 B8 A4 5 Service Kit Options Code Description P4610013 Microwave Antenna Microwave Cables for V1 0 sensors RF cable A4611032 Microwave Cable Set for MCAi FT 100 V1 0 A4611033 Microwave Cable Set for MCAi FT 150 V1 0 A4611034 Microwave Cable Set for MCAi FT 200 V1 0 A4611035 Microwave Cable Set for MCAi FT 250 V1 0 A4611036 Microwave Cabl...

Страница 68: ...kajaaniMCAi Installation Operating Service A5 W4610201 V2 5 EN App 5 Installation instruction ...

Страница 69: ...peline the smaller notch against the flow label on the coupling indicates the correct flow direction 5 5 Installing to horizontal pipeline view from the side V I R A T U S 1 1 1 m m 4 3 8 a 5 Installing to vertical pipeline view from the side Notches on coupling aligned with pipeline view from above 1 NOVE is usually installed after the MCA sensor Make sure that the distance between NOVE and MCA i...

Страница 70: ...i installation points 1 NOVE is usually installed after the MCA sensor Make sure that the distance between NOVE and MCA is 2 x D and 1 x D of straight pipeline after the NOVE 2 Install the NOVE to a vertical pipeline so that it is at a 90 angle with respect to the sensor measuring line Always install NOVE to a horizontal pipeline from the side 3 If the NOVE cannot be installed after the MCA instal...

Страница 71: ...5 23 8 8 250 10 255 324 361 9 25 4 30 2 12 300 12 305 381 431 8 25 4 31 8 12 ANSI 150 D1 inch D2 inch D3 inch D4 inch D5 inch No of bolts 100 4 4 1 8 6 3 16 7 1 2 25 32 15 16 8 250 10 10 3 64 12 49 64 14 1 4 1 1 3 16 12 300 12 12 15 17 1 1 1 4 12 JIS 10k D1 D2 D3 D4 D5 No of bolts 100 4 105 160 185 23 22 8 250 10 255 345 380 27 28 12 300 12 305 395 430 27 30 16 D1 mm D2 mm D3 mm 150 6 155 220 22 5...

Страница 72: ... S 4 2 2 P i n 4 R S 4 2 2 P i n 5 R S 4 2 2 P i n 6 R S 4 2 2 c a b l e s h i e l d H A R T R E S U L T S A M P L E I N F O D I A G M E A S R C S 3 0 8 Connecting a Communicator i to Display Unit Electric connections NOTE Before connecting the mains power wires make sure that the wires are not powered 1 Insert the Display Unit cable to the Field Connection Board through the cable inlet bushings C...

Страница 73: ...kajaaniMCAi Installation Operating Service A6 W4610201 V2 5 EN App 6 Specifications Communicator i ...

Страница 74: ... notice Communicator _specs doc Voltage 18 72 VDC 5W power supplied from analyzer Serial communication RS 485 full duplex Ambient temperature 0 50 C 32 131 F Enclosure class IP 64 Display operating 1 4 VGA LCD with backlight Keypad Membrane keypad Dimensions h x w x d 180 x 198 x 40 mm 6 5 16 x 7 51 64 x 1 37 64 Weight 1 4 kg 3 1 lbs ...

Страница 75: ...receipt nor possession thereof confers or transfers any right to reproduce or disclose the document any part thereof any physical article or device except by written permission from the manufacturer Manufacturer reserves the right to alter the contents of this document without prior notice Modbus is the trademark of Modicon Inc Copyright January 2002 Metso Automation Inc Field Systems Division Doc...

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