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M212455EN-B

User Guide

Process Refractometer

PR-43 Series

Summary of Contents for K-PATENTS PR-43

Page 1: ...M212455EN B User Guide Process Refractometer PR 43 Series...

Page 2: ...y given time and hereby disclaims any and all responsibilities related thereto This document does not create any legally binding obligations for Vaisala towards customers or end users All legally bind...

Page 3: ...thernet connection 14 3 4 5 Troubleshooting connection 14 4 Web interface 16 4 1 Main page 16 4 2 Diagnostics 17 4 2 1 Diagnostic values 18 4 3 Parameters 18 4 3 1 Measuring field samples 19 4 3 2 Opt...

Page 4: ...Request and response errors 38 9 2 Request response pair specification 38 9 3 Error message specification 40 10 Instrument verification 42 10 1 Refractometer verification 42 10 1 1 Handling R I liquid...

Page 5: ...ully and connection OK 15 Figure 11 Main page 17 Figure 12 Measurement cycles since last login 17 Figure 13 Diagnostics page 18 Figure 14 Parameters page 19 Figure 15 Measuring field samples 20 Figure...

Page 6: ...bles Table 1 Document versions English 5 Table 2 PR 43 manuals 5 Table 3 Hardware messages 32 Table 4 Measurement messages 33 Table 5 Request response pair specification 39 PR 43 Series User Guide M21...

Page 7: ...ew format template and document code Minor changes to content IM EN PR43GEN v 2 00 June 2018 First version 1 2 Related manuals Table 2 PR 43 manuals Document Code Name IM EN CI Compact User Interface...

Page 8: ...perform the task Indicates that you need to take some notes during the task 1 4 Trademarks Vaisala and K PATENTS are registered trademarks of Vaisala Oyj Linux is a registered trademark of Linus Torva...

Page 9: ...nterface provides a local or remote display with the same information as WI see Compact User Interface CI Instruction Manual Multichannel user interface provides high performance industrial computing...

Page 10: ...The current consumption of the refractometer is less than 80 mA The power supply should be shielded from external voltage surges 3 2 mA output The PR 43 refractometer can be connected with just an mA...

Page 11: ...EFRACTOMETER M 12 8 pin A code M Unclassified area max 90m 295ft max 90m 295ft max 90m 295ft PR 8430 ___ Platform 4 cable M12 8 pin A code F M Ethernet mA 24V PR 8430 ___ Platform 4 cable M12 8 pin A...

Page 12: ...to write a data acquisition program The connection on the Split cable PR 8431 is an industrial M12 connector If connection to a device that uses RJ45 is desired for example to connect with a laptop Sp...

Page 13: ...ing refractometer s via wireless The maximum distance of a single Ethernet connection is 100 m including one joint adapter coupler but if longer distances are required a fiber link may be used to exte...

Page 14: ...ther changes in settings If this does not work make sure that the WLAN Wireless network connection is not active on the computer that is connected to the refractometer If the WLAN is active the comput...

Page 15: ...ne refractometer and one or more computers with no connection to any other network then the IP addresses can be chosen rather freely One possibility is to number the refractometers so that they all ha...

Page 16: ...eached check that there is only one refractometer in the same network as otherwise there is an address conflict 4 Check that the software firewall of the computer does not block the connections A usef...

Page 17: ...Figure 10 Pinging address 169 254 43 43 ping returned fully and connection OK Chapter 3 Refractometer connections 15...

Page 18: ...fractometer s homepage is the refractometer s IP address which for a factory default set PR 43 it is 169 254 43 43 Type the IP address in the browser address bar then enter just as you would enter any...

Page 19: ...ometer Figure 12 Measurement cycles since last login 4 2 Diagnostics The Diagnostics page displays the diagnostic values produced by the refractometer In addition to the measurement results the page s...

Page 20: ...rocess Falling QF value may indicate prism coating CCD gives the position of the shadow edge on CCD in LED is a measure of the amount of light from the light source in The value should be below 100 BG...

Page 21: ...changes The parameter update may take a few seconds to apply If you have edited a parameter but not submitted the change yet you can undo all changes by clicking the Undo changes button The parameter...

Page 22: ...ent status is shown and if the status is not Normal operation the point is not accepted Several points may be measured and all the points are shown on the page until the page is reloaded Figure 15 Mea...

Page 23: ...e refractometer 4 4 Verification Refractometer verification can be performed on this page Follow the instructions on the verification page to perform instrument verification For more information on th...

Page 24: ...Figure 18 Verification page PR 43 Series User Guide M212455EN B 22...

Page 25: ...The concentration reading is precalibrated at delivery and a copy of the Refractometer calibration certificate is shipped with the refractometer If the diagnostic message is Normal operation but the c...

Page 26: ...e In exponential damping the damping time is the time it takes for the concentration measurement to reach half of its final value at a step change For example if the concentration changes from 50 to 6...

Page 27: ...ONC 20 s 10 s 5 s Figure 19 Exponential damping 40 41 42 43 44 45 46 47 48 0 10 20 30 40 50 60 70 80 90 100 110 120 Time s CONC 30 s 15 s 7 s Figure 20 Linear damping The following figure shows the ef...

Page 28: ...ciation of users of automation in process industries The association recommendation NE 43 promotes a standardization of the signal level for failure information The goal of NE 43 is to set a basis for...

Page 29: ...o default mA The factory setting for secondary mA default is factory set at Disable To implement secondary mA default go to the mA output calibration section on the parameter page and set secondary de...

Page 30: ...SAMPLE state However if skip count is greater than 0 the CONC is frozen to its last value for the number of measurement cycles one per second indicated by skip count Skip count is set in Output settin...

Page 31: ...tration calibration is organized in 3 layers Refractometer nD calibration Chemical curve Field calibration The advantages of the layer feature are free interchangeability of refractometers application...

Page 32: ...aisala provides a field calibration service that adapts the calibration to the factory laboratory determinations based on the data supplied The field calibration procedure should be made under normal...

Page 33: ...ration using process liquid very seldom gives reliable results as problems are caused by Low flow which makes sample to form an unrepresentative film on the prism Sample evaporation at high temperatur...

Page 34: ...EMP MEASUREMENT FAULT are activated only NO OPTICAL IMAGE displays OUTSIDE LIGHT ERROR NO OPTICAL IMAGE TEMP MEASUREMENT FAULT HIGH SENSOR HUMIDITY HIGH SENSOR TEMP NO SAMPLE PRISM COATED OUTSIDE LIGH...

Page 35: ...e light source and block the light from getting to the prism at the sensor tip The amount of outside light can be seen at BGlight on the Diagnostics page NO OPTICAL IMAGE The prism is heavily coated R...

Page 36: ...y may not be optimal NO SAMPLE The operation of the equipment is OK but there is no process liquid on the prism In some cases this message may also be caused by coating on the prism TEMP MEASUREMENT F...

Page 37: ...nding the light rays so that they meet the interface at different angles L P M M S A C B Figure 27 Refractometer principle The reflected rays of light form an image ACB where C is the position of the...

Page 38: ...n in the figure below The color of the solution gas bubbles or undissolved particles do not affect the position of the shadow edge C B B C C A A Low concentration High concentration Figure 28 Optical...

Page 39: ...r 32 bit integer request ID any request data depends on the request any fill indata The maximum size of the message is 1472 octets bytes The packet number is echoed back by the refractometer but not p...

Page 40: ...nse pair specification page 38 are case insensitive However it is recommended that they are written as in this specification The server refractometer may send the response keys in any order The server...

Page 41: ...to with a value representing the server refractometer protocol version 0x00000001 none Version integer the server protocol version currently 3 Refractomete r information Gives the basic information of...

Page 42: ...ture Traw float process temperature without bias RHsens float internal humidity CALC float calculated concentration value CONC float final concentration value PTraw integer PT1000 value QF float image...

Page 43: ...teger error code 0x00000002 Invalid refractometer number ErrorMsg string error details There may also be error dependent extra keys Other error codes may be returned 0x00000003is to be handled as unkn...

Page 44: ...ive index standard liquids the values are stated at 25 C 1 3200 1 3300 1 3400 1 3500 1 3600 1 3700 1 3800 1 3900 1 4000 1 4100 1 4200 1 4300 1 4400 1 4500 1 4600 1 4700 1 4800 1 4900 1 5000 1 5100 1 5...

Page 45: ...ocess If the same liquid is measured several times new result will replace the older one A single measurement point can be removed by clicking the Remove button The verification result is shown on the...

Page 46: ...he procedure cleaning replacing the sample measuring for each nD liquid In case you perform the procedure more than once for a single sample the latest measurement will replace earlier measurements Th...

Page 47: ...quids are in good condition and not past their expiration date Also inspect the prism surface checking that it is flat and shiny without any scratches digs or deposition on it Repeat the verification...

Page 48: ...m or to your local service representative Refractometer serial no Refractometer model Customer Address Email Sample description Solvent water other Laboratory method Date Data collected by Sample no L...

Page 49: ...f the declaration described above is in conformity with Directives RoHS Directive 2011 65 EU EMC Directive 2014 30 EU The conformity is declared using the following standards EN 50581 2012 Technical d...

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Page 51: ...of the warranty for each product Technical support Contact Vaisala technical support at helpdesk vaisala com Provide at least the following supporting information as applicable Product name model and...

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Page 54: ...www vaisala com...

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