K-Patents PR-23-AC Instruction Manual Download

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PR-23 instruction manual

9.7.2 PR-23-RP speciﬁcations

General specifications

Refractive Index range:

Full range n

1.3200–1.5300 (corresponds to

hot water – 100 Brix)

Accuracy:

Refractive index n

± 0.0002 (corresponds typ-

ically to ± 0.1 % by weight)
Repeatability and stability correspond to accu-
racy

Speed of response:

1 s undamped, damping time selectable up to
5 min

Calibration:

With Cargille certified refractive index liquids
over full range of n

1.3200–1.5300

CORE-Optics:

No mechanical adjustments (US Patent No.
US6067151)

Digital measurement:

3648 pixel CCD element

Light source:

Light emitting diode (LED) 589 nm wave-
length, sodium light

Temperature sensor:

Built-in Pt-1000

Temperature compensation:

Automatic, digital compensation

Instrument verification:

With certified refractive index liquids and
K-Patents documented procedure

Ambient temperature:

Sensor: max. 45 °C (113 °F), min. -20 °C (-4 °F)
Indicating transmitter: max. 50 °C (122 °F),
min. 0 °C (32 °F)

SENSOR PR-23-RP:

Probe type, seamless one-piece wetted parts
construction with no welds

Process connection:

Flanges: ANSI 2’’ 300 lbs

Process pressure:

up to 25 bar (350 psi)

Process temperature:

-40 °C–+150 °C (-40 °F–+302 °F)

Process wetted parts, standard:

AISI 316L Stainless steel, Alloy 20 or Hastelloy
C-276; prism sapphire, prism gaskets PTFE

Sensor protection class:

IP67, Nema 4X

Sensor weight:

7.89 kg (17.4 lbs)

Summary of Contents for PR-23-AC

Page 1: ...PROCESS INSTRUMENTS PROCESS REFRACTOMETER PR 23 INSTRUCTION MANUAL IM EN PR23 Rev 1 88 ...

Page 2: ......

Page 3: ... system close a hand valve for the wash medium and disable the wash valve Loosen the clamp cautiously be prepared to tighten again Be out of the way of any possible splash and ensure the possibility of escape Use shields and protective clothing adequate for the process medium do not rely on avoidance of contact with the process medium After removal of the sensor it may be necessary to mount a blin...

Page 4: ...PR 23 instruction manual ...

Page 5: ...trical connections 10 3 3 1 Interconnecting cable 10 3 3 2 Connecting sensor 11 3 3 3 Connecting the Indicating transmitter 12 3 3 4 Power terminals for AC power 14 3 3 5 Power terminals for 24V DC power 14 3 3 6 Reset button 14 4 Prism wash systems 17 4 1 Prism coating 17 4 2 Prism wash 17 4 2 1 Recommended wash pressures and times 18 4 2 2 Prism wash systems 18 4 2 3 Prism wash nozzles 25 5 Star...

Page 6: ...4 Calibrating the concentration measurement 47 6 4 1 The chemical curve 48 6 4 2 Selecting display units and display decimals 48 6 4 3 Field calibration 49 6 4 4 Entering ﬁeld calibration parameters 50 6 4 5 Direct BIAS adjustment 50 6 5 Conﬁguring prism wash 50 6 5 1 Wash cycle 51 6 5 2 Setting prism wash parameters 55 7 Regular maintenance 57 7 1 Checking the sensor humidity level 57 7 2 Checkin...

Page 7: ...72 8 3 6 Message LOW TEMP WASH STOP 72 8 3 7 Message NO SAMPLE WASH STOP 72 8 4 Diagnostic messages table 73 9 Sensor speciﬁcations 75 9 1 Sensor compatibility 75 9 2 Sensor rangeability 75 9 3 Sanitary process refractometer PR 23 AC 76 9 3 1 PR 23 AC sensor model code 76 9 3 2 PR 23 AC mounting hardware model code 77 9 3 3 PR 23 AC speciﬁcations 78 9 3 4 PR 23 AC parts list 79 9 3 5 PR 23 AC moun...

Page 8: ...iﬁcations 117 9 8 6 PR 23 MS parts list 118 9 8 7 PR 23 M MS mounting speciﬁcs 119 9 9 Saunders body refractometer PR 23 W 120 9 9 1 PR 23 W sensor model code 121 9 9 2 PR 23 W speciﬁcations 122 9 9 3 PR 23 W parts list 123 9 9 4 PR 23 W mounting speciﬁcs 124 9 10 PR 23 process refractometers in potentially explosive atmosphere 125 9 10 1 Equipment 125 9 10 2 Installation 127 9 11 Intrinsically sa...

Page 9: ...Cable requirements and connection 165 12 1 1 Ethernet cable speciﬁcation 165 12 1 2 Connecting the Ethernet cable 166 12 2 Connection settings 167 12 2 1 IP settings for DTR 167 12 2 2 IP settings for stand alone computer 167 12 3 Testing the Ethernet connection 168 12 3 1 Troubleshooting the connection 169 12 4 Instrument homepage 170 12 4 1 Remote panel 171 12 4 2 Sensor veriﬁcation certiﬁcate 1...

Page 10: ...rmity for PR 23 IA models ATEX 187 A Glossary and abbreviations 189 B Index 191 C PR 23 sensor veriﬁcation form 197 D PR 23 ﬁeld calibration form 199 E DTR command selection tree 201 F STR Divert mode command selection tree 203 ...

Page 11: ...cess data can also be downloaded to a computer via an Ethernet cable C Indicating transmitter B Interconnecting cables A Sensors PROCESS INSTRUMENTS PROCESS INSTRUMENTS POWER Figure 1 1 Refractometer equipment 1 1 PR 23 refractometer models The basic system of one or two sensors connected to an Indicating transmitter DTR is the same for all PR 23 inline refractometer models However there are diffe...

Page 12: ... reflected at the process interface the rays at B are partially reflected and partially refracted into the process solution In this way the optical image is divided into a light area A and a dark area B The position of the shadow edge C indicates the value of the critical angle The refractive index nD can then be determined from this position The refractive index nDchanges with the process solutio...

Page 13: ...otective clothing adequate for the process medium do not rely on avoiding contact with the process medium Precautions when removing a standard sensor from the process line Check first that the process line is depressurized Open a vent valve to the atmos phere For a prism wash system close a hand valve for the wash medium and disable the wash valve Loosen the flange or the clamp cautiously be prepa...

Page 14: ...lacement please contact K Patents or your nearest K Patents representative see http www kpatents com for contact information For the health and safety of personnel handling your return clean the instrument especially the parts that have been in contact with the process liquid before packing it Ship the cleaned instrument to the address given to you 1 5 Disposal When wishing to dispose of an obsole...

Page 15: ... a yellow Light Emitting Diode LED and the receiver is a CCD element E The electronics is pro tected against process heat by a thermal isolator K and cooling fins G The sensor processor card H receives the raw data from the CCD element E and the Pt 1000 process temperature probe F then calculates the refractive index nDand the process temperature T This information is transmitted to the Indicating...

Page 16: ...exposuretosunlightandrainshouldbeprovided Special careshouldbe taken if the pipe wall is translucent e g of fiberglass as light from outside reaching the prism through the pipe wall may disturb the measurement The mounting location needs to be such that sediments or gas bubbles cannot accu mulate by the sensor Good flow velocity is essential in keeping the prism clean Important If the process pipe...

Page 17: ...2 Inline refractometer sensor 7 2 2 2 PR 23 mounting guide ...

Page 18: ...ng the process pipe select the position with the highest process temperature Then the risk of prism coating is minimized because higher temperature means higher solubility and also lower viscosity 4 Often the position with the highest process pressure after pump before valve has favorable flow conditions without sedimentation or air trapping risks 5 The sensor should be conveniently accessible for...

Page 19: ...n to give access for connections and service Knockout pad lock provisions are included in the enclosure s both cover latches for locks to prevent unauthorized access PROCESS INSTRUMENTS PROCESS INSTRUMENTS POWER Figure 3 1 The Indicating transmitter enclosure The sensors send the values of the refractive index nDand the process temperature T to the DTR The microprocessor system then linearizes the...

Page 20: ...s in the enclosure as that will affect the pro tection class of the enclosure and damage the electronics Figure 3 3 Indicating transmitter dimensions mm in and mounting feet measures Note The LCD display has an operating temperature range of 0 50 C and a storage temperature range of 20 60 C Important The DTR does not have a built in power switch The system is always powered on when connected to a ...

Page 21: ... Section 10 3 2 Interconnecting cable specifications 3 3 2 Connecting sensor 1 Remove the four screws holding the Sensor nameplate Figure 3 4 The terminal strip is under the nameplate 2 Connect the signal wires to terminal 1 and 2 and the cable shield to terminal 3 3 Tighten up cable gland Screw nameplate back on Figure 3 4 Sensor electrical connections ...

Page 22: ... 3 5 and swing open the Front panel All terminals are now accessible POWER INDICATOR LIGHT FRONT PANEL SCREW Figure 3 5 Opening the Front panel of the Indicating transmitter Figure 3 6 The recommended external power switch K Patents part nr PR 10900 The ratings of the switch are 10A 230V Warning Check that the power is off before opening the Front panel If the green power indicator light Figure 3 ...

Page 23: ...e external power switch The external power switch shall be installed in accordance with the local installation requirements 6 Figure 3 7 Motherboard of the Indicating transmitter for AC power 6 POWER Figure 3 8 Motherboard of the Indicating transmitter for 24V DC power ...

Page 24: ... a separate terminal strip 31 32 33 marked POWER in the lower right hand corner of the Motherboard Figure 3 7 The three ter minals are marked 31 L 32 N and 33 PE protective earth The power terminal 33 PE is directly connected to the exposed metal parts of the Indicating transmitter DTR Wiring to the terminals shall be 1 5mm2 minimum The protective fuse in the building system shall comply with the ...

Page 25: ...Indicating transmitter DTR 15 reset button the display will black out for a few seconds The instrument will be back to full operation within 30 seconds Reset button Figure 3 9 Location of the reset button ...

Page 26: ...16 PR 23 instruction manual ...

Page 27: ... if increasing the velocity or using a flow booster does not provide a solution Section 4 2 4 2 Prism wash Three alternative media can be used for prism wash steam water high pressure wa ter The built in relays of the Indicating transmitter can be configured to control the prism wash cycle see Section 6 3 1 Configuring relays Important In food industry applications wash media must be culinary stea...

Page 28: ... pressure Wash time Reco very Interval Steam SN 10 30 2 bar 30 psi 4 bar 60 psi 2 3 s 20 s 120 360 min 30 60 3 bar 45 psi 6 bar 90 psi 3 s 20 s 20 60 min 60 90 4 bar 60 psi 8 bar 120 psi 3 5 s 20 s 15 25 min High pressure water WP 25 bar 350 psi 50 bar 725 psi 10 15 s 20 s 5 20 min Important In steam wash do not exceed the recommended wash times because some process media may burn to the prism sur...

Page 29: ...4 Prism wash systems 19 Figure 4 1 A prism wash system for steam non sanitary ...

Page 30: ...20 PR 23 instruction manual Figure 4 2 A sanitary prism wash system for steam ...

Page 31: ...4 Prism wash systems 21 Figure 4 3 Wiring for a prism wash system for steam ...

Page 32: ...22 PR 23 instruction manual Figure 4 4 A prism wash system for high pressure water non sanitary ...

Page 33: ...4 Prism wash systems 23 Figure 4 5 A sanitary prism wash system for high pressure water ...

Page 34: ...24 PR 23 instruction manual Figure 4 6 Wiring for a prism wash system for high pressure water ...

Page 35: ...ll H40 A B part nr steam 128 2 4 0 PR 3380 water 128 2 2 5 PR 3381 pressurized water 128 2 1 5 PR 3382 0 8 Mark Rev Rev by Date Appr Title Name designation Scale General tolerances Part no Drawing no Join File Dimensions model no Standard Quantity Drawing description Drawing number Drawn A B 756 drw SFS 4011 FINE 1 1 30 8 2004 HS AFC nozzles Material AISI316L C MRP nrot muuttuneet Figure 4 7 Wash ...

Page 36: ...manual Figure 4 8 Process connection of a wash nozzle in a ﬂow cell PR 23 AP PR 23 GP Steam nozzle PR 9321 PR 9324 Water nozzle PR 9320 PR 9323 Pressurized water nozzle PR 9322 PR 9325 Table 4 1 Prism wash nozzle selection ...

Page 37: ...rent design 08 04 14 TL AHä Mounting drawing PR 23 AP RSS WN SN PN 8 11 04 HS 8 11 04 HS MTG419 DRW SUPPLIED BY QTY K Patents 1 K Patents 1 r 1 1 Description Material Supplied by Qty 1 PR 23 AP RSS NC sensor K Patents 1 2 Nut M10 A4 A4 K Patents 1 3 4 Sanitary clamp AISI 304 K Patents 1 4 4 Sanitary gasket EPDM PTFE K Patents 1 5 4 Sanitary ferrule AISI 316L K Patents 1 6 476 Nozzle assenbly AISI ...

Page 38: ...28 PR 23 instruction manual Figure 4 10 Mounting of the wash nozzle for Process refractometer PR 23 GP ...

Page 39: ... two sensors Main display for single sensor concentration only Main display for single sensor concentration and temperature Main display for single sensor concentration and bar graph Figure 5 1 Main display alternatives 4 In case the display shows a row of dashes there is no corresponding sensor for example in Figure 5 1 upper left there s no sensor A only sensor B is connected The diagnostic mess...

Page 40: ...5 1 3 Testing prism wash 1 Check that the steam or water washing parts are connected Section 4 2 2 Prism wash systems 2 In the Main display press MENU Then press 3 to give the command SENSOR STA TUS In this Sensor status display by pressing the soft key WASH If soft key WASH does not appear no internal relay is configured for this purpose 3 Check the nDreading for a successful wash it must drop be...

Page 41: ...e soft key functions from left to right 1 SENSOR A Switch to corresponding menu for Sensor A 2 Arrow down Move one step down in the menu 3 Arrow up Move one step up in the menu 4 SELECT Select the highlighted command equivalent to pressing ENTER PROCESS PROCESS INSTRUMENTS POWER Figure 5 2 The DTR keyboard and the Main menu for sensor B Note Press the key under the display The display is not touch...

Page 42: ... The 2 DISPLAY BACKLIGHT CONTRAST can be selected from the Display setup menu Figure 5 3 The values can be changed by using the arrow soft keys or alternatively a one digit input for example 8 designates 80 when adjusting contrast The 3 DISPLAY INVERSION contains two choices The default setting of the display is 1 POSITIVE DISPLAY i e yellow background and black text However in some environ ments ...

Page 43: ...that no values can be changed through this menu To be able to make changes CALIBRATION must be selected from the main menu The Description menu Figure 5 5 leads to the following information 1 SYSTEM See Figure 5 5 right side 2 mA OUTPUTS See Section 6 3 3 Configuring mA outputs 3 RELAYS See Section 6 3 1 Configuring relays 4 SWITCHES See Section 6 3 2 Configuring input switches 5 PRISM WASH See Se...

Page 44: ...tection algorithm the Optical image graph See Figure 1 4 for explanation should look like Figure 5 6 right side The vertical dotted line indi cates the position of the shadow edge For empty pipe the optical image looks like Figure 5 6 left side The soft key SLOPE leads to a graph Figure 5 7 showing the slope or first differential of the optical image graph in Figure 5 6 Note In case there is no si...

Page 45: ...justment see Figure 6 12 TEMP see Section 5 4 4 CCD gives the position of the shadow edge on CCD in nD is the refractive index value nDfrom the sensor CALC is the calculated concentration value without Field calibration adjustment Section 6 4 3 QF or Quality Factor is a value in the range 0 200 It measures the image sharp ness a typical good value is 100 A QF value below 40 usually indicates prism...

Page 46: ...nsor processor card PR 10100 Fig ure 2 1 DTR TMP measures the temperature on the Motherboard of the Indicating transmitter Figure 3 7 Motherboard of the Indicating transmitter for AC power Both sensor head temperature and DTR temperature are monitored by the built in diagnostics program seeSections8 1 8 Message HIGH SENSOR TEMP and 8 1 9 Message HIGH TRANSMITTER TEMP 5 4 5 Sensor head humidity The...

Page 47: ...is set sep arately through the Outputs menu selected from the Calibration menu by 2 OUTPUTS What the damping time means in practice depends on the damping type 6 1 1 Exponential damping Exponential standard damping works for most processes and is the standard choice for slow and continuous processes The factory setting is always exponential damping access the 3 DAMPING TYPE command to switch betwe...

Page 48: ...0 110 120 Time s 12 0 12 1 12 2 12 3 12 4 12 5 12 6 12 7 12 8 12 9 13 0 CONC 7 s 15 s 30 s Figure 6 2 Linear damping 6 1 3 Slew rate limit If the process signal has short erroneous high or low peaks the slew rate limiting can be used to cut their effects The slew rate damping limits the maximum change for the output signal in one second It should be noted that the slew rate limit damping is recomm...

Page 49: ... takes place see Section 6 4 If the hold is on the output filter remains in its earlier state and the output signal is stationary If the hold is started when there is no output signal e g no sample on the prism there will be no measurement signal during the hold 6 2 1 External hold When a switch input is configured for external hold functionality see Section 6 3 2 and the switch contact is closed ...

Page 50: ... is 5 seconds access the 6 TOLERANCE TIME menu item to set the tolerance time The tolerance time counter is reset always when there is a representative sample on the prism e g the nD can be determined Figure 6 4 illustrates this behaviour with an intermittent measurement signal When the signal drop is shorter than the toler ance time e g at t 10 s or t 35 s in the figure the output signal does not...

Page 51: ... 6 2 3 is independent of these two but the tolerance time will be reset whenever there is another reason for the measurement hold For example if the tolerance time is set to 10 seconds and wash hold becomes active after 7 seconds the remaining tolerance time will be reset to 10 seconds After the wash is over there is still 10 seconds of tolerace time remaining 6 2 6 Hold and signal damping The sig...

Page 52: ...Indicating transmitter has two built in 4 20 mA outputs mA OUTPUT 1 mA OUTPUT 2 two relay contact outputs RELAY 1 RELAY 2 and four switch inputs SWITCH 1 SWITCH 2 SWITCH 3 SWITCH 4 Each of these resources can be freely assigned to either sensor A or sensor B 6 3 1 Conﬁguring relays For the electrical properties of the built in relays see Section 3 3 3 Each of the two relays can be configured indiv...

Page 53: ...nu Figure 6 6 Limit source selection 1 NOT DEFINED Factory setting 2 CONCENTRATION Measured concentration CONC 3 PROCESS TEMPERATURE Process temperature 7 The Limit value is set separately by choosing 4 LIMIT VALUE in the Relay menu Figure 6 6 and entering a numeral limit value 8 The Hysteresis value is set by choosing 5 HYSTERESIS in the Relay menu Fig ure 6 6 The value indicates how soon the rel...

Page 54: ...in menu 2 Select 5 CALIBRATION from the Main menu 3 Select 5 SWITCHES from the Calibration menu 4 Select the switch 1 2 3 or 4 to be configured You now get the Switch menu see Figure 6 8 below Figure 6 8 Switch menu 5 First select 1 SENSOR to assign the chosen switch to a given sensor Note The selection line will automatically go to the currently valid setting i e in Figure 6 9 next page Switch 1 ...

Page 55: ...ash 5 SCALE SELECT Any chemical curve and associated field calibration scale can be selected by switch closure The scales assigned to each switch independently 6 CALIBRATION SEAL Contact closure prevents access to calibration and config uration external password Can be used to seal the cal ibration 7 If you chose Scale select as switch function return to the Switch menu if not re turned automatica...

Page 56: ...he sensor in question and can thus be for example 0 BRIX or 0 F The 4 SPAN sets the range i e the value given when the signal is 20 mA Example If your measurement unit is CONC and you want to measure the range 15 25 CONC first choose concentration as mA output source Then set the zero value at 15 and span at 10 This means that the output signal is 4 mA at 15 CONC and 20 mA at 15 10 25 CONC To chan...

Page 57: ...easurement mA OUTPUT FIELD CALIBRATION CHEMICAL CURVE nD CCD TEMP Pt 1000 Indicating transmitter DTR Sensor CONC CALC 1 2 3 4 5 6 DAMPING Figure 6 12 The six layers of concentration calibration Theconcentrationcalibrationof theK Patentsinlinerefractome ter PR 23 is organized in six lay ers 1 The information from the CCD element and the Pt 1000 temperature element The position of the shadow edge Fi...

Page 58: ...rameters Table 6 1 one set for each sensor C00 C01 C02 C03 C10 C11 C12 C13 C20 C21 C22 C23 C30 C31 C32 C33 Table 6 1 The chemical curve parameters A chemical curve is specific to the given process medium e g sucrose or sodium hy droxide The set of parameters is given by K Patents and should not be altered except in case of changing to another process medium The parameters can be changed by selecti...

Page 59: ...ncentration value T Process temperature measurement in Centigrade nD Actual refractive index nD CONC Measurement in concentration units the large size number In addition to the calibration data write down the Indicating transmitter serial num ber the sensor serial number and the sensor position i e whether it is installed as Sensor A or as Sensor B Accurate calibration is only achieved if the samp...

Page 60: ...TERS and then by 2 FIELD CALIBRATION PARAMETERS Important If there is already a previous field calibration it should be cleared by setting all values to 0 before entering a new field calibration 6 4 5 Direct BIAS adjustment The concentration measurement value can also be directly adjusted by changing the field adjustment parameter f00 The value of the bias parameter f00 will be added to the concen...

Page 61: ...r WASH RECOVERY INTERVAL PRECOND Figure 6 14 The automatic prism wash cycle Note For safety reasons two sensors never wash simultaneously If the manual wash button for sensor A is pressed while sensor B is washing the wash cycle for sensor A is started after B has finished Similarly if the interval time for sensor B elapses when A is washing the wash for sensor B is delayed until A has finished In...

Page 62: ...cates a clean prism in an empty process line The diagnostic message is WASH STOP NO SAMPLE If a wash stop input switch is closed see Section 6 3 2 indicating e g that there is no process flow The diagnostic message is EXTERNAL WASH STOP If the process temperature limit is activated and the temperature falls below the limit indicating that the process is not running The diagnostic message is LOW TE...

Page 63: ... Temp limit active YES NO Temp above limit YES NO Message NO SAMPLE 2 NO YES Wash cycle Restart wash interval timer NOTES 1 Remote wash is triggered at the closing of the switch If the switch is held closed only one wash cycle is carried out 2 The wash is inhibited if there is no sample no sensor or the sensor cannot measure correctly Figure 6 15 Wash logic ...

Page 64: ...econdition Start washing 1 s wait Precondition enabled YES NO Wash auto cut enabled NO YES nD nD limit NO YES Wash time reached YES NO Wash time reached YES NO Stop washing Recovery PRECONDITION RECOVERY WASH Figure 6 16 Wash cycle ...

Page 65: ...functionality is completely disabled The recommended wash times and wash medium pressures are given in Section 4 2 1 Recommended wash pressures and times Wash check The prism wash check monitors automatically that the wash really has an effect on the prism In the WASH CHECK STANDARD mode prism wash is accepted if the refractive index nDeither falls below wash nD limit default 1 34 at NORMAL OPER A...

Page 66: ...e check choose 9 EMPTY PIPE CHECK and then the appropriate menu command To change the wash nD limit select first 0 MORE and then 1 WASH nD LIMIT to set the nDvalue to be used with the wash check functionality To set wash tolerance time select first 0 MORE and then 2 WASH TOLERANCE TIME to set the time during which a wash has to be accepted If no wash is accepted during wash tolerance time the mess...

Page 67: ...ty exceeding 60 will produce a diagnostic message HIGH SENSOR HUMIDITY see Section 8 1 7 The dryer desiccant is a plastic package inside the sensor head cover see Figure 7 1 G The dryer should be replaced at every service The dryer cannot be reacti vated by any means it must be replaced You can order new dryer packages drying agents desiccants spare part number PR 9108 from either K Patents or a K...

Page 68: ...on as shown in Fig ure 7 1 5 Warning There can be overpressure inside the sensor carefully follow the in structions below Open two of the four hexagon socket screws that were hidden by the nameplate Then loosen the other two screws by 4mm 1 8 and pull the sensor cover D until possible pressure inside has been relieved If the cover is stuck use the two unscrewed hexagon screws as pullers by screwin...

Page 69: ...sconnect the LED lead connector J and the temperature element lead K screw terminals Figure 7 2 Ribbon cable connector 3 Remove the sensor processor card E held by three hexagon socket screws 4 Remove the CCD card L kept by three spacer screws Note Removing the screws may introduce a slight calibration change 5 Loosen carefully the six hexagon socket screws M of the disc spring holder N Turn in sm...

Page 70: ...s on any of the four smooth optical surfaces 13 Put the prism e in place pushing gently against the springs of the prism plate f The direction of the force is indicated in Figure 7 4 left To make sure the prism is in correct position press the prism in the opposite direction of the arrow 14 Cover the prism by a new prism gasket d with the center hole uncut Figure 7 4 right 15 Put the prism support...

Page 71: ...e 7 5 It should flex inwards 2 3 mm as indicated by the arrow in Figure 7 5 but return to the outer position Figure 7 5 Temperature element position 18 Mount the core module S Figure 7 1 Note the alignment pin T 19 Mount the thermal conductor R with the holes aligned to the screw holes Mount the disc springs P Figure 7 1 shows which side of the springs should be up 20 Mount the disk spring holder ...

Page 72: ...or processor card E to the the Bus terminator card F 25 Close the sensor cover D 26 Place the sensor on a table with the prism upwards Use a sharp knife to cut away the circular piece of the gasket d covering the prism surface see Figure 7 4 Sup port the knife on the prism surface only as the knife may scratch the steel 27 Perform a sensor verification Chapter 13 Note If the sensor processor card ...

Page 73: ... it is often important to localize the different cards inside the DTR The Diagnostic LEDs on the cards help solve the problems and give an indication on whether a connection is good Figure 8 1 Positions of the transmitter cards Figure 8 2 Motherboard PR 10600 and H1 interface card PR 10701 in detail ...

Page 74: ...able Image visible Adjust contrast and backlight DTR Main menu Display setup Contrast Backlight Power supply problem Front panel faulty Processor card PR 10500 faulty O pen Front panel See figure on next page to troubleshoot power supply Contrast and backlight are reset by pressing during power up Note This will also temporarily reset the display language Next normal power reset will bring back to...

Page 75: ...nnect H1 interface card PR 10701 H1 interface card PR 10701 bad Reconnect optional extension card PR 108xx Extension card PR 108xx bad Power supply OK 24 V OK 24 V OK 24 V OK 24 V OK 24 V OK 24 V OK 24 V OK No Yes Important safety considerations w Always switch off the mains before disconnecting or reconnecting cables modules etc w Beware of the high voltage terminals 34 and 35 Measuring instructi...

Page 76: ...ponding relay RLY1 RLY2 has power H1 interface card PR 10701 green LED LD1 lit Sensor A current correct 20 60 mA green LED LD1 blinking Sensor A is being reset red LED LD2 blinking Sensor A current is too high and the card is trying to reconnect with correct current 8 1 6 red LED LD2 lit Sensor A current is too high and power supply to Sensor A has been switched off 8 1 6 green LED LD3 lit Sensor ...

Page 77: ...ht and contrast settings or wrong display language you can perform a display reset A display reset will tem porarily restore the display backlight and contrast to their factory settings and will return the display language to English For the display reset you will need to access the DTR keyboard directly Then do the following 1 Switch off the DTR power 2 Press hold down the dot period comma key on...

Page 78: ...tion 7 3 1 Observe the note at the end of Section 7 3 3 Replacing the prism and prism gaskets 8 1 6 Message SHORT CIRCUIT The current in the cable to the sensor A B exceeds 60 mA First the DTR attempts for a short time to reconnect with the sensor in question If the short circuit persists the sensor in question is switched off completely to protect the Motherboard from overheating See also Diagnos...

Page 79: ...k the power supply input voltage If the supply voltage is within specifications replace power sup ply module Figure 8 1 8 1 11 Relays and switches not working Check configuration Section 5 3 Viewing system information and for possible cor rection Section 6 3 2 Configuring input switches Section 6 3 1 Configuring relays and Section 6 5 Configuring prism wash Relay status is indicated by LEDs D23 D2...

Page 80: ...ht source is faulty When the sensor is removed from the process the yellow flashing light can be seen through the prism Note The light is only visible at an oblique angle Also check the LED value in the Sensor status display select 3 SENSOR STATUS in the Main menu if the value is clearly below 100 LED fault is not likely 5 There are negative spikes in the optical image The probable cause is dust o...

Page 81: ...ical image looks like the left image in Figure 5 8 or Figure 5 6 8 2 7 Message TEMP MEASUREMENT FAULT Indicates faulty temperature element Disconnect the temperature sensor leads from the screw terminals at the processor card Section 7 3 1 Disassembling the sensor The resistance value of the Pt 1000 element should be close to 1000 Ω To change the temperature element see Section 7 3 3 Replacing the...

Page 82: ...Configuring prism wash See also Section 5 1 3 Testing prism wash 8 3 4 Message PRISM WASH FAILURE No dip of nD value during any prism wash during wash tolerance time The wash tol erance time is set in wash parameters see Section 6 5 2 Setting prism wash parame ters See also Section 5 1 3 Testing prism wash 8 3 5 Message EXTERNAL WASH STOP Tells that wash action is prevented because an EXTERNAL WAS...

Page 83: ...to return to the mA default output value Section 6 3 3 see the table below Returns to default mA Message Section Instrument ok Conc Temp SHORT CIRCUIT 8 1 6 X X NO SIGNAL 8 1 5 X X OUTSIDE LIGHT ERROR 8 2 1 NO OPTICAL IMAGE 8 2 2 X TEMP MEASUREMENT FAULT 8 2 7 X X PRECONDITIONING 8 3 X WASH 8 3 X RECOVERING 8 3 X HIGH SENSOR HUMIDITY 8 1 7 HIGH SENSOR TEMP 8 1 8 HIGH TRANSMITTER TEMP 8 1 9 LOW TRA...

Page 84: ...74 PR 23 instruction manual ...

Page 85: ...the PR 01 and PR 03 range sensors Fur thermore the PR 23 sensors are not compatible with the K Patents PR 01 PR 03 indicating transmitter IT R Mechanically The sanitary process refractometer PR 23 AC 62 HSS fits the same 2 1 2 sanitary process connection as the sanitary refractometer PR 03 A62 HSS 9 2 Sensor rangeability The refractive index standard range of a PR 23 refractometer sensor is 1 320 ...

Page 86: ...s 9 3 1 PR 23 AC sensor model code MODEL AND DESCRIPTION MODEL PR 23 Sensor PR 23 Sensor model A 3A approved A Sensor type C Compact type for pipe line installation C Refractive Index range limits 62 nD 1 320 1 530 0 100 Brix 62 74 nD 1 260 1 470 Sapphire prism 74 82 nD 1 410 1 620 YAG prism 82 92 nD 1 520 1 730 GGG prism 92 Process connection H Sanitary 3A clamp 2 1 2 inch H E Varivent in line ac...

Page 87: ...l AFC Sensor connection H Sanitary 3A clamp 2 1 2 inch H Construction material SS AISI 316 SS Process connection H Sanitary 3A clamp H Pipe section diameter 10 25 mm 1 inch 10 15 40 mm 1 1 2 inch 15 20 50 mm 2 inch 20 25 65 mm 2 1 2 inch A 25 Flowcell inlet type SI Straight pipe SI RI Reduced pipe cone RI Wash nozzle connection NC Nozzle connection NC Wash nozzles for 10 15 ﬂowcells SN Steam nozzl...

Page 88: ...rature compensation Automatic digital compensation Instrument verification With certified refractive index liquids and K Patents documented procedure Ambient temperature Sensor max 45 C 113 F min 20 C 4 F Indicating transmitter max 50 C 122 F min 0 C 32 F SENSOR PR 23 AC Compact sensor model for small pipe lines Process connection Sanitary 3A clamp 2 5 Varivent in line ac cess unit clamp DN65 or v...

Page 89: ...onnection 5 1 PR 10048 68x3 O ring 6 1 Alignment pin 7 1 PR 10005 PR 23 base 8 6 Screw M5x12 6 Locking spacer M5 9 1 PR 9011 Thermal conductor 1 PR 9010 Disc spring set 10 2 Disc spring 11 1 Disc spring holder 12 1 O ring seal 89 5 x 3 13 1 O ring seal 24 x 2 14 1 PR 10103 Sensor processor card 15 1 PR 10300 Bus terminator card Item Pcs Part No Description 16 1 PR 9108 Dryer for PR 23 17 8 Screw M...

Page 90: ...f prism due to the flow directed against its surface 2 Efficient drainage when the pipe is emptied For pipe diameters of 3 or above a ferrule is welded directly to the pipe wall Figure 9 4 a ferrule length 21 5 mm is delivered with standard sensor delivery from K Patents Figure 9 4 Mounting with sanitary ferrule Pipe diameter 3 80 mm or more For smaller pipe diameters flowcells are available from ...

Page 91: ...p 1 1 5 AISI304 Customer 2 4 PR 03 A PR 23 AC sensor K Patents 1 5 AFC HSS H10 H15 SI RI NC Flow cell AISI316L K Patents 1 6 Nozzle AISI316L K Patents 1 6 1 Blind nozzle AISI316L K Patents 6 2 Steam Nozzle SN AISI316L K Patents 6 3 Pressurized nozzle PN AISI316L K Patents 6 4 Water nozzle WN AISI316L K Patents 7 Sanitary clamp 0 5 AISI304 K Patents 1 8 O ring 6 3x2 4mm EPDM K Patents 1 Flow cell t...

Page 92: ... H20 for pipe diameter 2 50 mm and H25 for pipe diameter 2 1 2 65 mm A A A B C D D 4 5 B B SECTION A A SCALE 1 2 1 3 2 1 2 3 5 4 45 SECTION B B SCALE 1 5 10 6 11 Flow cell type A B C D AFC HSS H20 SI NC 48 6 48 6 51 6 89 0 AFC HSS H20 RI NC 35 6 48 6 51 6 89 0 AFC HSS H25 SI NC 60 3 60 3 64 1 108 0 Figure 9 8 Flowcell AFC HSS with wash nozzle connection NC H20 for pipe diameter 2 50 mm and H25 for...

Page 93: ...n Drawing number Drawing description Mass General tolerances MTG kg 07 08 2013 AHä 07 08 2013 TL ISO 2768 FINE Revision 2825 PRE 01 Scale 1 2 I line flowcell 3 pipe bend Material Figure 9 9 I Line ﬁtting for PR 23 AC 9 3 7 3A Sanitary Standard compliance The user should ensure that the refractometer is not a source of contamination to product due to damaged or worn product contact surfaces Misuse ...

Page 94: ...APV Tank bottom ﬂange insertion length 170 mm B V Sanitary 3A clamp 2 1 2 inch insertion length 170 mm V H Sanitary 3A clamp 2 1 2 inch H Q Sanitary 3A clamp 2 1 2 inch for ﬂush mount adaptor insertion length 139 5 mm Q C Varivent in line access unit clamp DN 65 insertion length 170 mm C ZP Sanitary I line male 14 WI 2 1 2 insertion length 178 mm ZP Sensor wetted parts material SS AISI 316 L SS HA...

Page 95: ...t Temperature sensor Built in Pt 1000 Temperature compensation Automatic digital compensation Instrument verification With certified refractive index liquids and K Patents documented procedure Ambient temperature Sensor max 45 C 113 F min 20 C 4 F Indicating transmitter max 50 C 122 F min 0 C 32 F SENSOR PR 23 AP Probe sensor model for large pipe lines and vessels Process connection Sanitary 3A cl...

Page 96: ...anitary gasket NBR 3 1 PR 9274 4 3A sanitary gasket Teﬂon 4 1 PR 10008 PR 23 P TSS head 4 1 PR 10006 PR 23 P PSS head 4 1 PR 10007 PR 23 P RSS head 5 1 PR 10048 68x3 O ring 6 1 Alignment pin 7 1 PR 10005 PR 23 base 8 6 Screw M5x12 6 Locking spacer M5 9 1 PR 9011 Thermal conductor Item Pcs Part No Description 1 PR 9010 Disc spring set 10 2 Disc spring 11 1 Disc spring holder 12 1 PR 10103 Sensor pr...

Page 97: ...should be installed close to a stirrer K Patents probe refractometer types PR 23 AP T is connected to the process by a 2 1 2 3A sanitary clamp Figure 9 10 PR 23 AP R is connected by 4 sanitary clamp Note For higher process or ambient temperatures use instead a flush mounted sensor where the electronics in the sensor head are farther away from the process heat Figure 9 11 Figure 9 10 Insertion of P...

Page 98: ...t and a clamp This interlocking metal to metal design eliminates over compression by the clamp not allowing the gasket to be extruded into the product contact side Sensor wetted parts material is AISI 316L or Hastelloy C gaskets EPDM 9 4 7 3A Sanitary Standard compliance The user should ensure that the refractometer is not a source of contamination to product due to damaged or worn product contact...

Page 99: ...odel GC General purpose compact GC Refractive Index range limits 73 nD 1 320 1 530 0 100 Brix Sapphire prism 73 74 nD 1 260 1 470 Sapphire prism A 74 82 nD 1 410 1 620 YAG prism A 82 92 nD 1 520 1 730 GGG prism A 92 Process connection K Sandvik L coupling 76 1 insertion length 12 mm K Sensor wetted parts material SS AISI 316 L SS HA Alloy 20 HA HC Hastelloy C ASTM C276 HC NI Nickel 200 NI TI Titan...

Page 100: ...onnection NC Nozzle connection NC Wash nozzle options SN Steam nozzle A SN WN Water nozzle A WN WP Pressurized water nozzle A WP PG Plug for nozzle connection A PG A threads G 1 4 inch female Pipe ﬂowcell model code MODEL AND DESCRIPTION MODEL PFC Pipe ﬂowcell PFC Sensor connection K Sandvik L coupling 76 1 mm insertion length 12 mm K Construction material SS AISI 316 L SS Other materials on reque...

Page 101: ...r max 45 C 113 F min 20 C 4 F Indicating transmitter max 50 C 122 F min 0 C 32 F SENSOR PR 23 GC Process connection by Sandvik coupling L 76 1 mm 2 5 inch for in upper elbow of pipe pipe line sizes of 2 5 inch and larger via reduc ing ferrule PR 9283 for 2 inch pipes Wafer flow cell WFC connection via Wafer flow cell WFC for pipe line sizes in straight pipe 15 mm 0 5 inch 25 mm 1 inch and 40 mm 1 ...

Page 102: ...crew M5x12 6 Locking spacer M5 9 1 PR 9011 Thermal conductor 1 PR 9010 Disc spring set 10 2 Disc spring 11 1 Disc spring holder 12 1 PR 10031 O ring seal 89 5 x 3 13 1 PR 10032 O ring seal 24 x 2 14 1 PR 10103 Sensor processor card 15 1 PR 10300 Bus terminator card Item Pcs Part No Description 16 1 PR 9108 Dryer for PR 23 17 8 Screw M3x6 DIN 912 A2 18 1 PR 10000 SC PR 23 cover 19 4 Screw M4x30 DIN...

Page 103: ... at least 2 5 in diameter the sensor is mounted in a pipe elbow with a Sand vik coupling In a 2 pipe the sensor is mounted in a pipe elbow via reducing ferrule PR 9283 In 0 5 1 and 1 5 inch pipes a flow cell is installed in a straight pipe The flangeless Wafer flow cell is a compact alternative to traditional flow cells The Wafer refers to a flow cell body that is installed between DIN ANSI or JIS...

Page 104: ...94 PR 23 instruction manual 6 7 21 Figure 9 13 Mounting the sensor in a 2 pipe 5 6 7 21 Figure 9 14 Mounting the sensor with a pfc ﬂow cell ...

Page 105: ...9 Sensor speciﬁcations 95 WZͲϵϮϴϮ WZͲϯϯϴϯ WZͲϯϯϴϭ WZͲϯϯϴϮ WZͲϯϯϴϬ Figure 9 15 Mounting the sensor with a wfc ﬂow cell ...

Page 106: ...96 PR 23 instruction manual Use PTFE Teﬂon tape for all threaded connections Use gasket material appropriate to the process media Figure 9 16 Mounting the Wafer ﬂow cell and sensor in a vertical pipe ...

Page 107: ...9 Sensor speciﬁcations 97 Use gasket material appropriate to the process media Use PTFE Teﬂon tape for all threaded connections Figure 9 17 Mounting the Wafer ﬂow cell and sensor in a horizontal pipe ...

Page 108: ... length 130 mm A D DIN ﬂange 2656 PN25 DN80 insertion length 130 mm D J JIS ﬂange 10k 80A insertion length 130 mm J L Sandvik L clamp 88 mm insertion length 130 mm L M ANSI ﬂange 300 lbs 3 inch insertion length 130 mm M O ANSI ﬂange 150 lbs 4 inch insertion length 130 mm L U ANSI ﬂange 300 lbs 4 inch insertion length 130 mm U Sensor wetted parts material SS AISI 316 L SS HA Alloy 20 HA SS Hastello...

Page 109: ...re sensor Built in Pt 1000 Temperature compensation Automatic digital compensation Instrument verification With certified refractive index liquids and K Patents documented procedure Ambient temperature Sensor max 45 C 113 F min 40 C 40 F Indicating transmitter max 50 C 122 F min 0 C 32 F SENSOR PR 23 GP Probe sensor for large pipe line and vessel in stallation Process connection Flanges ANSI 3 150...

Page 110: ...EC PR 23 base EC 6 6 Screw M5x12 6 Locking spacer M5 7 1 PR 10022 PR 23 P core 8 1 PR 9011 Thermal conductor 1 PR 9010 Disc spring set 9 2 Disc spring 10 1 Disc spring holder 11 6 Screw M5x10 DIN 912 A2 Item Pcs Part No Description 12 1 PR 10103 Sensor processor card 13 8 Screw M3x6 DIN 912 A2 14 1 PR 10300 Bus terminator card 15 1 O ring seal 24x2 16 1 PR 9108 Dryer for PR 23 17 1 O ring seal 89 ...

Page 111: ...FC 23 GP ASS A10 NC PFC 23 GP ASS A10 NC 190 5 7 5 190 5 7 5 108 4 252 108 4 252 26 7 1 051 26 7 1 051 190 5 7 5 190 5 7 5 152 3 6 152 3 6 52 6 2 071 52 6 2 071 200 7 874 200 7 874 115 4 528 115 4 528 25 1 25 1 200 7 874 200 7 874 165 6 496 165 6 496 51 2 51 2 185 7 283 185 7 283 125 4 921 125 4 921 25 1 25 1 185 7 283 185 7 283 155 6 102 155 6 102 51 2 51 2 C C B B A A PFC 23 GP ASS A20 NC PFC 23...

Page 112: ... Customer s pipe Customer s pipe Customer s pipe Figure 9 20 PR 23 GP LSS Y ﬂowcell 25 1 25 1 125 6 102 125 6 102 51 2 51 2 155 6 102 155 6 102 PFC 23 GP LSS D20 NC PFC 23 GP LSS D20 NC PFC 23 GP LSS J20 NC PFC 23 GP LSS J20 NC 8 9 3 8 8 9 3 8 9 0 9 9 0 9 2 2 0 5 2 2 0 5 5 6 0 5 6 0 1 4 7 6 1 4 7 6 5 3 7 5 3 7 9 842 9 842 250 0 250 0 A A B B Figure 9 21 PR 23 GP LSS ﬂowcell ...

Page 113: ...itive material identification PMI test A factory acceptance test FAT site acceptance test SAT and customized drawings stating client specific informa tion are also available on request 9 7 1 PR 23 RP sensor model code MODEL AND DESCRIPTION MODEL PR 23 Sensor PR 23 Sensor model R Reﬁnery R Sensor type P Probe type wetted materials single piece no weldings P Refractive Index range limits 73 nD 1 320...

Page 114: ...ght source Light emitting diode LED 589 nm wave length sodium light Temperature sensor Built in Pt 1000 Temperature compensation Automatic digital compensation Instrument verification With certified refractive index liquids and K Patents documented procedure Ambient temperature Sensor max 45 C 113 F min 20 C 4 F Indicating transmitter max 50 C 122 F min 0 C 32 F SENSOR PR 23 RP Probe type seamless...

Page 115: ... H73 core 7 1 PR 9011 Thermal conductor 1 PR 9010 Disc spring set 8 2 Disc spring 9 1 Disc spring holder 10 6 Screw M5x13 DIN 912 A2 6 Locking spacer M5 Item Pcs Part No Description 11 1 PR 10103 Sensor processor card 12 8 Screw M3x6 DIN 912 A2 13 1 PR 10300 Bus terminator card 14 1 O ring seal 24x2 15 1 PR 9108 Dryer for PR 23 16 1 O ring seal 89 5x3 17 1 PR 10000 SC PR 23 cover SS 18 4 Screw M4x...

Page 116: ...R 23 RP head assembly 1 2 Scale B 2050 Revision ISO 2768 FINE 14 01 2011 HS 30 03 2012 HS kg MAN General tolerances Mass Drawing description Drawing number Drawn Appr Item Pcs Part No Description 1 1 1 PR 23 RP head 1 2 1 PR 23 RP head Hastelloy C 1 3 1 PR 23 RP head Alloy 20 2 1 PR 23 RP outer head Item Pcs Part No Description 3 1 2 ANSI 300 ﬂange 4 1 PR 10049 O ring 50x3 FPM 5 6 M6x16 DIN912 A4 ...

Page 117: ...9 Sensor speciﬁcations 107 9 7 5 PR 23 RP dimensions Figure 9 22 PR 23 RP 73 M20 ...

Page 118: ... to 2 inch or larger pipes or vessels or via a 1 inch 2 inch or 3 inch cross flowcell Due to the sensor s rugged innovative non weld sensor body and self cleaning or optional wash system capabilities the PR 23 RP functions accurately and reliably in harsh refinery conditions Intrinsically safe and hazardous area certifica tion is provided for hazardous areas ...

Page 119: ...23 RP 73 M20 K Patents 1 2 CFC RP M20 M10 NC PG SN WP K Patents 1 3 2 ANSI 300 Wash nozzle K Patents 1 4 1 ANSI 300 blind ﬂange K Patents 1 Item Description Supplied by Pcs 5 Bolt washer and nut for 1 ﬂange Customer 8 6 1 ﬂange gasket Customer 2 7 2 ﬂange gasket Customer 3 8 1 ANSI 300 Welding neck ﬂange Customer 2 9 Bolt washer and nut for 2 ﬂange Customer 16 ...

Page 120: ...ption Supplied by Pcs 1 Sensor PR 23 RP 73 M20 K Patents 1 2 CFC 23 RP M20 M20 NC PG SN WP K Patents 1 3 2 ANSI 300 Wash nozzle K Patents 1 4 1 ANSI 300 blind ﬂange K Patents 1 Item Description Supplied by Pcs 5 2 ﬂange gasket Customer 5 6 2 ANSI 300 Welding neck ﬂange Customer 2 7 Bolt washer and nut for 2 ﬂange Customer 32 ...

Page 121: ...heck valve ANSI 300 shut off valve supply piping for the wash media See Figure 9 25 Figure 9 25 A prism wash system for PR 23 RP Item Description Supplied by Pcs 1 Indicating transmitter DTR K Patents 1 2 Sensor PR 23 RP K Patents 1 3 CFC RP M20 ﬂow cell K Patents 1 4 2 ANSI 300 CFC wash nozzle K Patents 1 5 Cable between DTR and sensor K P Customer 1 6 Main switch PR 10900 Customer K P 1 Item Des...

Page 122: ...g into contact with the process liquid All the wetted parts are made of non metallic materials either PTFE Teflon or PVDF Kynar and thus the PR 23 M MS sensor withstands corrosion very well Figure 9 26 The PR 23 M MS sensor Figure 9 26 shows the structure of the sensor The flowcell N and the sapphire plate L are fixed to the stainless steel sensor with four screws The flowcell N is sealed by a Kal...

Page 123: ...2 AX IA ATEX and IECEx certiﬁed EX II 1 G Ex ia II C T4 Ga up to Zone 0 IA Sensor housing SC Stainless steel SC Example Sensor PR 23 M73 GP SC FLOWCELL FOR SENSOR PR 23 M MODEL Process connection FR Flowcell with G 1 2 inch thread inlet outlet connection female FR FN Flowcell body with 1 2 inch NPT thread inlet outlet female FN Line size connection diameter 050 1 2 inch ﬂow volume 2 8 l min 0 5 2 ...

Page 124: ... Digital measurement 3648 pixel CCD element Light source Light emitting diode LED 589 nm wave length sodium light Temperature sensor Built in Pt 1000 Temperature compensation Automatic digital compensation Instrument verification With certified refractive index liquids and K Patents documented procedure Ambient temperature Sensor max 45 C 113 F min 20 C 4 F Indicating transmitter max 50 C 122 F mi...

Page 125: ...PM 12 1 PR 9100 Sensor support 13 1 PR 11101 PR 23 M head 14 1 PR 10048 68x3 O ring 15 1 Alignment pin 16 1 PR 10005 PR 23 base 16 1 PR 10005 EC PR 23 EC base 17 6 Screw M5x12 DIN 912 A2 6 Locking spacer M5 Item Pcs Part No Description 18 1 PR 10036 PR 23 compact sensor CORE module 19 1 PR 9011 Thermal conductor 1 PR 9010 Disc spring set 20 2 Disc spring 21 1 Disc spring holder 22 6 Screw DIN 912 ...

Page 126: ...nA II T4 up to Zone 2 AX IA ATEX and IECEx certiﬁed EX II 1 G Ex ia II C T4 Ga up to Zone 0 IA Sensor housing EC Epoxy coated stainless steel EC Example Sensor PR 23 MS73 GP EC FLOWCELL FOR SENSOR PR 23 MS MODEL Process connection F2 Flowcell body with Flare ﬁtting F2 P2 Flowcell body with Pillar ﬁtting P2 Line size connection diameter 025 1 4 inch 025 050 1 2 inch 050 075 3 4 inch 075 100 1 inch ...

Page 127: ...648 pixel CCD element Light source Light emitting diode LED 589 nm wave length sodium light Temperature sensor Built in Pt 1000 Temperature compensation Automatic digital compensation Instrument verification With certified refractive index liquids and K Patents documented procedure Ambient temperature Sensor max 45 C 113 F min 20 C 4 F Indicating transmitter max 50 C 122 F min 0 C 32 F SENSOR PR 2...

Page 128: ... 12 1 PR 9100 EC MS Sensor support 13 1 PR 11101 EC PR 23 MS head 14 1 PR 10048 68x3 O ring 15 1 Alignment pin 16 1 PR 10005 PR 23 base 16 1 PR 10005 EC PR 23 EC base 17 6 Screw M5x12 DIN 912 A2 6 Locking spacer M5 18 1 PR 10036 PR 23 compact sensor CORE module 19 1 PR 9011 Thermal conductor Item Pcs Part No Description 1 PR 9010 Disc spring set 20 2 Disc spring 21 1 Disc spring holder 22 6 Screw ...

Page 129: ...ss by a G1 2 female or a 1 2 NPT process connection Figure 9 27 below Important Always install PR 23 M MS with sensor support to prevent the sensor weight from pulling at the non metallic piping See Figure 9 27 for support placement Note Keep sensor axle horizontal Note Cable downwards Figure 9 27 G1 2 female process connection mm in ...

Page 130: ...ylene fluoroplastic The Cast iron provides a solid mechanical base and the PFA lining ensures the chemical resistance The sensor wetted parts materials are Spinel or sapphire prism PTFE or PELD prism gasket sapphire plate PVDF or PTFE Teflon and PFA flow cell lining material The K Patents PR 03 W has a stainless steel sensor cover The measurement surface the prism is flush mounted into the surface...

Page 131: ...e GP AX ATEX certiﬁed EX II 3 G Eex nA II T4 up to Zone 2 AX IA ATEX and IECEx certiﬁed EX II 1 G Ex ia II C T4 Ga up to Zone 0 IA Sensor housing SC Stainless steel SC Example Sensor PR 23 W62 2TF4 GP SC SAUNDERS VALVE BODY FOR SENSOR PR 23 W MODEL SVB Saunders valve body SVB Process line connection A040 ANSI ﬂange 4 inch 150 lbs A040 A030 ANSI ﬂange 3 inch 150 lbs A030 A020 ANSI ﬂange 2 inch 150 ...

Page 132: ...digital compensation Instrument verification With certified refractive index liquids and K Patents documented procedure Ambient temperature Sensor max 45 C 113 F min 20 C 4 F Indicating transmitter max 50 C 122 F min 0 C 32 F SENSOR PR 23 W Saunders body sensor for aggressive process medium Process connection With PFA fluorinated ethylene propylene lined Saunders valve body 2 3 or 4 Process pressu...

Page 133: ...11019 PR 23 W 3 head 10 1 PR 12020 PR 23 W 4 head 11 4 Nuts DIN 934 M16 A4 12 6 Washers DIN 127 M6 A4 13 6 Screws DIN 912 M6x20 A4 14 1 PR 10048 68x3 O ring 15 1 Alignment pin 16 1 PR 10005 PR 23 base 17 6 Screw M5x12 DIN 912 A2 6 Locking spacer M5 18 1 PR 10012 PR 23 compact sensor CORE module 19 1 PR 9011 Thermal conductor Item Pcs Part No Description 1 PR 9010 Disc spring set 2 Disc spring 20 1...

Page 134: ...he prism Also installation after pump before valve and low installation point will reduce risk of air gas pocket Recommended flow velocity is 1 5 6m s 5 20ft s A D E B F C 51Nm 37lbs ft 60Nm 44lbs ft 53Nm 39lbs ft Related drawing No modification permitted without the approval of the authorized person PR 23 W SVB 050 PR 23 W SVB 080 PR 23 W SVB 100 Appr Drawn Drawing number Drawing description Mass...

Page 135: ...0 IEC 60079 15 2010 The PR 23 FM refractometers are certified by Factory Mutual Research Corpora tion Approval ID 3026104 Equipment Ratings Nonincendive for use in Class I Divi sion 2 Groups A B C D Hazardous Classified Locations Temperature identifica tion rating for PR 23 FM is T6 Tamb 45 C The PR 23 CS refractometers are certified by Canadian Standards Association for Class I Division 2 Groups ...

Page 136: ...TR TheapprovalsarevalidforsensorsPR 23 AC PR 23 AP PR 23 GP PR 23 M PR 23 MS PR 23 SD PR 23 W and PR 23 RP PR 23 AC AP AX nameplate AX nameplate all other models EX approval symbol PR 23 AC AP FM nameplate FM nameplate all other models FM approval symbol PR 23 AC AP CS nameplate CS nameplate all other models CSA approval symbol Figure 9 31 PR 23 AX FM CS sensor nameplates ...

Page 137: ...M systems must run in a conduit Important Tampering and replacement with other than K Patents original components is not allowed because this may affect adversely the safe use of the system Note Sensor connector shall not be connected or disconnected when the circuits are energized Switch OFF the power from Indicating transmitter DTR external power switch before disconnecting sensor cable from sen...

Page 138: ...128 PR 23 instruction manual Safe sensor wiring according to WRG 367 100 240 VAC Safe sensor wiring according to WRG 350 24 VDC Figure 9 32 Safe sensor wiring ...

Page 139: ...ed by FM under the United States standards for IS I 1 ABCD T4 and I 0 AEx ia IIC T4 Tamb 20 45 C The cer tificate ID Number is 3036400 This certification covers the following US stan dards class 3600 1998 class 3610 2007 class 3810 2005 ANSI ISA 12 00 01 1999 ANSI ISA 12 02 01 2002 ANSI ISA 82 02 01 2004 ANSI NEMA250 1991andANSI IEC 60529 2004 The PR 23 IF refractometer is certified by FM under th...

Page 140: ...atents service point for checkup before installation Never install a damaged instrument into the process line The intrinsically safe sensor PR 23 IA IF is identified by the nameplate see Fig ure 9 34 The Indicating transmitter is of model STR for single sensor connection 3 A approved intrinsically safe IA sensor Other intrinsically safe IA sensor 3 A approved intrinsically safe IF sensor Other int...

Page 141: ... sensor cover is made of aluminium the refractometer sensor can cause ignition if it hits other metal parts during the installation An alu minium sensor cover must have a sticker warning about this possibility 9 11 2 Intrinsically safe mounting Choose the mounting location of the sensor the isolator barrier unit and the indicat ing transmitter so that they are protected from sudden impact and fric...

Page 142: ...132 PR 23 instruction manual Figure 9 37 Intrinsically safe wiring PR 23 IA according to WRG 362 ...

Page 143: ...lowed when installing this equipment Ex ia is defined as Intrinsically Safe The intrinsic safety concept allows the intercon nection of two intrinsically safe devices FM approved and CSA certified entity para meters are not specifically examined in combination as a system when Uo or Voc or Vt Vmax Io or Isc or It Imax Ca or Co Ci Ccable or La or Lo Li Lcable Po Pi Control equipment connected to th...

Page 144: ...pply instead of the 24V DC power supply from the transmitter 24V DC is connected to terminals 13 and 14 If 24V DC is used the PR 8250 power cable is not used at all 9 11 3 Isolator barriers Isolator unit wiring is explained below in Figure 9 39 2 1 3 5 4 6 8 7 9 11 10 12 13 14 ve ve ve ve vs vs ISOLATOR UNIT 24VDC Power cable PR 8250 xxx max 100m max 100m max 100m Cable PR 8230 xxx 1 2 Cable PR 82...

Page 145: ...cating transmitter STR serial number label 10 1 Compatibility The Indicating transmitter DTR is only compatible with the PR 23 refractometer range Any one or two PR 23 refractometer sensors can be connected to the DTR PR 01 and PR 03 refractometer sensors are not compatible with an Indicating trans mitter DTR For intrinsically safe installations see Section 9 11 there is a single sensor version of...

Page 146: ...s to trans mitter and sensor information Wash fail status handling Wash recovery handling changed so that a wash fail ure status is not cleared if wash check was not passed The error status will be cleared when the wash check is passed Program version 3 0 The DTR program version 3 0 is compatible with any K Patents DTR and any PR 23 sensor with program version 1 00 or higher This DTR program versi...

Page 147: ...or use in general purpose ordinary locations CS Applicable to CSA and ANSI UL standards A Power supply AC Power supply 100 240 VAC 50 60 Hz AC DC Power supply 24 V DC B DC A Available only with cable connection code U NPT type conduit hubs and AC power supply B With GP option only Table 10 1 DTR model code 10 2 2 Interconnecting cable model code PART NUMBER AND DESCRIPTION PART NO PR 8230 Intercon...

Page 148: ... either sensor Sensor connectivity DTR One or two sensors can be connected to the transmitter Sensors independent of each other own parameter sets and usable in diﬀerent applications Sensor connectivity STR Only one sensor can be connected to the transmitter Used with the Intrinsically safe sensor PR 23 IA Transmitter protection class Enclosure IP66 Nema 4X Installation Transmitter indoor sensor i...

Page 149: ...10 Indicating transmitter DTR speciﬁcations 139 10 4 Transmitter parts list 28 Figure 10 3 Indicating transmitter DTR STR parts ...

Page 150: ...le 24 V DC 10 2 Screw M3x6 DIN 912 A2 11 4 Screw M4x10 DIN 912 A2 12 1 Tower screw M4x 13 1 Frame plate 14 1 PR 10600 Transmitter motherboard Item Pcs Part No Description 15 1 Screw M3x6 DIN 912 A2 16 6 Tower screw M3x13 17 1 PR 10701 H1 interface card 17 1 PR 10705 Single sensor H1 interface card For intrinsically safe system PR 23 IA 18 1 Piano hinge 19 1 PR 12109 Ribbon cable 20 6 M3 Nut A2 21 ...

Page 151: ...ipe size diameter 50 mm 2 or above e g in wood pulp industry 11 1 System description The Safe Drive system consists of a Safe Drive isolation valve welded to the process pipe a PR 23 SD refractometer sensor and a Safe Drive retractor used for sensor insertion and removal The two part Retractor can be kept separately in clean storage and all installed PR 23 SD sensors can be inserted and removed wi...

Page 152: ...nsor max 45 C 113 F min 20 C 4 F Indicating transmitter max 50 C 122 F min 0 C 32 F SAFE DRIVE SENSOR PR 23 SD Patent Pending AND ISOLATION VALVE SDI 23 Isolation valve connection Safe Drive flange DN 40 PN25 Patent pending Process pressure Static pressure up to 20 bar 300 psi operational pressure up to 10 bar 150 psi Process temperature 20 C 170 C 4 F 340 F Sensor process wetted parts SAF 2205 Du...

Page 153: ...022 PR 23 P core 8 1 PR 9011 Thermal conductor 1 PR 9010 Disc spring set 9 2 Disc spring 10 1 Disc spring holder Item Pcs Part No Description 11 6 Screw M5x10 DIN 912 A2 12 1 PR 10101 Sensor processor card 13 8 Screw M3x5 DIN 7380 A4 14 1 PR 10300 Bus terminator card 15 1 O ring seal 24x2 16 1 PR 9108 Dryer for PR 23 17 1 O ring seal 89 5x3 18 1 PR 10000 PR 23 cover 19 4 Screw M4x30 DIN 912 A4 20 ...

Page 154: ...s 3 8 9 10 3 1 SDI body 4 1 PR 11023 SDI steam wash nozzle SN 4 1 PR 11024 SDI high pressure wash nozzle WP 5 1 PR 11015 SDI nozzle ball valve 3 8 Item Pcs Part No Description 6 1 M12 nut A4 7 1 SDI isolation valve handle 8 1 Safety lock screw 9 1 Safety lock 10 1 Spring 1 5x14x20 Lesjöfors no 2371 11 1 PR 11002 SDI box packing set 12 1 PR 11003 O ring 50x5 EPDM 13 4 PR 11008 DIN 912 M10 x 110 scr...

Page 155: ... latch Outer casing Carrying handle Hand wheel Figure 11 2 The Safe Drive Retractor 11 4 Mounting A standard Safe Drive system delivery contains a Safe Drive Sensor PR 23 SD with a Indicating transmitter DTR a Safe Drive Isolation valve to be welded onto cus tomer s pipe and a Safe Drive Retractor for sensor insertion and removal A welding guide sticker is also provided for accurate cutting and we...

Page 156: ...l pipe space requirement MTG 31 01 2014 AHä General tolerances Revision Scale Appr Drawn Drawing number Drawing description Mass Material Floor or working platform 500 1000 2 3 ft 1000 1500 3 6 ft Figure 11 4 Mounting on a vertical pipe 11 60 295 8 86 225 Side view Top view 1 34 34 5 01 127 10 78 274 1 93 49 1000 2 3 ft Floor or working platform Figure 11 5 Mounting on a horizontal pipe 11 4 1 Wel...

Page 157: ...nts to the correct flow direction 2 Disassemble the isolation valve for welding to avoid thermal damage to the isolation valve sealing 3 Drill 50mm 2 and 25mm 1 holes to pipe and cut the metal away be tween the holes 4 Weld the isolation valve according to MTG472 or MTG2149 Figure 11 7 or Figure 11 8 5 Reassemble the isolation valve Note The isolation valve handle and the large bayonet tooth must ...

Page 158: ...lb Large bayonet always on top Valve handle always on top DIN 985 Stainless Nylon Insert Lock Nuts 5 0 2 0 25 1 0 A Welding Material SAF2205 a3 a3 DETAIL A SCALE 1 2 Ensure correct torque 50Nm 37ft lb Lower nut Drill 50mm 2 and 25mm 1 holes and cut between Figure 11 7 Welding the Safe Drive isolation valve to a horizontal pipe ...

Page 159: ... Assembly Disassemble isolation valve for welding Bolt torque 17Nm 13 ft lb Large bayonet always on top Valve handle always on top 9 0 Material SAF2205 a3 a3 DETAIL A SCALE 1 2 A Ensure correct torque 50Nm 37ft lb Lower nut HS TL 21 08 2015 DN250 dimension added H HS TL 29 9 2015 t nuts added Figure 11 8 Welding the Safe Drive isolation valve to a vertical pipe ...

Page 160: ...150 PR 23 instruction manual 11 4 2 Wiring Figure 11 9 PR 23 SD system wiring ...

Page 161: ...2 eg weak and black liquor 1 2 2 2 2 3 3 4 6 5 Prism steam wash see manual 4 2 1 for recommended wash pressures and times Warning Drain valves normally closed Box steam flushing before retraction Figure 11 10 Mounting steam wash to isolation valve ...

Page 162: ... Warning Drain valves normally closed Box flushing before retraction Prism wash see manual 4 2 1 for recommended wash pressures and times No Description MRP Qty 1 Extended nipple 5344 1 2 1 4 ball valve PR 3516 4 3 Check valve PR 3304 2 Figure 11 11 Mounting high pressure water wash to isolation valve ...

Page 163: ...2 Valve handle PR 11029 Safety pin for SDI2 SDR2 23 PR 11030 Screws for SDI2 wash nozzle PR 3304 Check valve PR 3516 Ball valve PR 11031 Sealing set PR 11024 KIT SDI2 High pressure water nozzle WP2 PR 11024 KIT including PR 11024 PR 11030 PR 3516 and PR 3304 PR 11030 Screws for SDI2 wash nozzle PR 3304 Check valve PR 3516 Ball valve Upgrade kit info SN2 KIT Steam wash upgrade to SN2 Consisting of ...

Page 164: ...portant Safe Drive is designed to protect user from process liquid and to safely insert and remove the sensor However do not underestimate or neglect the factory safety requirements Wear long sleeved safety clothing since the process liquid can be ei ther hot corrosive or both Use safety glasses and or goggles Use a hard hat or helmet Use protective gloves Wear hard cap safety boots Before you sta...

Page 165: ...table or similar raised surface so that the hand wheel has space to turn Fit the Outer casing over the Inner casing To match the casings check that the groove on the Inner casing matches the groove on the Outer casing The latch of the Inner casing should be slightly to the right from top and the handle of the Outer casing should point up 2 Turn the hand wheel clockwise until it stops to draw the s...

Page 166: ...and only the end of the screw thread is visible Warning If you detect leaking revert immediately to the previous step Do not continue installation until the reason for leakage has been cleared and ﬁxed 7 Fit the four M12 nuts to the bolts holding the sensor to the Isolation valve and screw them on with a 19 mm or 3 4 wrench Important Do not tighten the nuts too hard set the torque at 50 Nm 37 ft l...

Page 167: ... head 12 Power oﬀ the DTR Connect sensor cable to the DTR 1 Take oﬀ sensor nameplate and the gasket underneath 2 Put interconnecting cable through the cable gland 3 Connect the interconnecting cable to the sensor 4 Screw the cable gland to the sensor 5 Fit the gasket and nameplate onto the sensor and screw the nameplate back on Turn on DTR power to power up the Safe Drive system ...

Page 168: ... over the sensor head Connect the casing to the sensor ﬂange bayonet 3 1 Turn the casing 60 degrees 1 6 turn clockwise to the right to lock it onto the ﬂange 2 Lock the Inner casing latch Make sure that Inner casing is fully locked 4 1 Grab the Outer casing with one hand on the handle and the other hand on the wheel Fit the Outer casing over the Inner casing and all the way to the Isolation valve ...

Page 169: ...1 Lift up the isolation valve handle locking plate 2 Close the Isolation valve on by turning the handle 90 degrees a quarter turn to the left Important The Isolation valve is properly closed when the handle points away from the sensor and the locking plate drops down over the handle 3 Open the blow out valve under the Isolation valve for box cleaning to get rid of any process liquid inside the iso...

Page 170: ...e handle Warning The sensor tip is hot and may be covered with liquor It is recommended to rinse the sensor tip and the isolation valve with hot water 11 1 2 11 Put the Safe Drive Retractor with sensor onto a table or similar surface so that the hand wheel has space to turn 1 Turn the wheel counterclockwise until the trapezoidal thread is all the way inside the Outer casing and loose from the whee...

Page 171: ...o the nozzle guide with one special M5x10 screw 2 using a 5 mm allen key 3 Remove the safety pin 3 2 1 5 4 3 2 CLOSE OPEN 1 Close the 1 4 check port valve under the nozzle isolation valve 1 2 Open the isolation valve 2 by turning the handle counterclockwise 3 Push the nozzle to the process 3 4 Attach the nozzle to the nozzle guide with one M5x10 screw 4 using a 4 mm allen key 5 Lock the isolation ...

Page 172: ...le line 2 from the nozzle T piece Remove the nozzle guide locking screw 3 Be careful process pressure will try to push the nozzle out from the process 2 6 4 7 5 OPEN CLOSE 4 Remove the safety pin 4 5 Slide the nozzle out from the process 5 until the guide plate stops it 6 Close the nozzle isolation valve 6 by turning the handle clockwise 7 Open the 1 4 check port valve under the nozzle isolation v...

Page 173: ...2 1 1 1 2 6 3 4 5 Use teflon tape ITEM NO PART NUMBER SPARE PART DESCRIPTION QTY 1 1203003 PR 9336 Tapered connector DN10 1 2 1202303 Conical hat DN10 1 3 3825 PR 9335 PR 23 SD PG 1 4 O ring 1 5 DIN985 A4 M10 Stainless nylon insert lock nut 4 6 DIN933 Hexagonal bolt DIN933 x 35 A4 4 Figure 11 13 SDI mounting ﬂange plug system ...

Page 174: ...164 PR 23 instruction manual ...

Page 175: ...is also possible to get a ready to install communications software from K Patents 12 1 Cable requirements and connection 12 1 1 Ethernet cable speciﬁcation The DTR uses a standard Ethernet cable 10 100BASE T Cat 5e UTP cable with RJ45 connectors The maximum cable length is 100 m Ethernet connection is similar to that of a computer PC Use cross over Ethernet cable to connect the DTR directly to a c...

Page 176: ...ernet with media converters Figure 12 5 PROCESS INSTRUMENTS PROCESS INSTRUMENTS POWER POWER Fiber Media converter Media converter Check media converter manual for Ethernet cable type Figure 12 5 Using ﬁber optics Ethernet 12 1 2 Connecting the Ethernet cable To connect the Ethernet cable to the DTR open the DTR s enclosure cover loosen the front panel screw and open the front panel The Ethernet co...

Page 177: ...e changed to fit the network before making the connection To prevent conflicts consult your network administration to find a suitable IP address for the DTR in question The DTR address is changed manually through the Calibration menu via the following path 5 Calibration 2 Outputs 6 Network Type the new IP address and press the Enter button to change the address 12 2 2 IP settings for stand alone c...

Page 178: ...he cross over cable and power on the DTR before your computer generates an IP address for the ethernet connection computer reboot may also be required Note also that the connection will not work if the computer and the DTR have exactly the same IP address Note Please make sure that your WLAN Wireless network connection is not active when you connect to the DTR If the WLAN is active the computer s ...

Page 179: ...nection If you get an error message from a ping command for example Request timed out like in Figure 12 9 check your connections First open the DTR cover and front panel and check the diagnostic LEDs of the Eth ernet connector see Section 12 1 2 Note Keep both the DTR and your computer powered while you check the diagnostic LEDs If you cannot see any LED lights something is physically wrong with y...

Page 180: ...P with tight settings may stop you from connecting to a DTR If you are connecting directly to the DTR and not in a network the easiest way of solving this problem is to turn off the firewall temporarily while working with the DTR Remember to turn on the firewall before connecting to a network again 12 4 Instrument homepage From DTR program version 2 0 onwards every DTR has its own built in instrum...

Page 181: ... be expected 5 Use the links in the link bar on the left side of the page to find more extensive information on the instrument 12 4 1 Remote panel Figure 12 11 DTR remote panel The instrument remote panel is a fully functional virtual DTR where keys on the keyboard are clicked with a mouse TheDTRdoesn tmakeanydifferencebe tween commands coming from the ac tual keyboard and from a remote panel All ...

Page 182: ...econds 5000 ms from the request usually the response time is below 100 ms Request format The client to server communication i e the requests sent from your computer to the DTR is in binary format The request packets contain the following binary data all integers are in the network order MSB first 32 bit integer packet number 32 bit integer request ID any request data depends on the request any fil...

Page 183: ...41 ChemCurve 1 234 3 21 0 00 4 37 1 11 0 00002 2 1345 StatusMessage Normal Operation Note All the key identifiers see Section 12 5 2 for additional information are case insensitive However K Patents recommends that they are written as in this specifi cation The server DTR may send the response keys in any order It will send the mandatory keys marked with an asterisk in Section 12 5 2 of the specif...

Page 184: ...ID 0x00000002 Request data none Response keys DTRserial string DTR serial number ProcessorSerial string processor card serial number ProgramVersion string main program version MBSerial string motherboard serial number MBVersion string motherboard program version IFSerial string sensor interface serial number IFVersion string sensor interface card program ver sion The IFSerial and IFVersion are onl...

Page 185: ...0x00000006 Request data none Response key Volt1 float DTR internal voltage 1 Volt2 float DTR internal voltage 2 DTRtemp float DTR internal temperature Out1uA integer mA output 1 in uA Out2uA integer mA output 2 in uA Switches hex string e g 0x00 switch status as a bit field 12 5 3 Error message speciﬁcation If the server DTR does not recognize the request or cannot fulfill it it responds with an e...

Page 186: ...176 PR 23 instruction manual ...

Page 187: ...ndards exist the basis used for calibration must be documented K Patents verifies the calibration of all delivered instruments according to a proce dure similar to the one described Section 13 1 K Patents quality system is ISO 9001 certified by Det Norske Veritas 13 1 Refractive index nDveriﬁcation Before starting the verifications procedures make sure that you have a K Patents PR 23 sample holder...

Page 188: ...ep resentative 13 2 Veriﬁcation procedure To start the verification process select 1 VERIFICATION in the Main menu of your sensor The first verification display instructs you on the pre verification procedure Figure 13 2 Veriﬁcation pre veriﬁcaton checks When you are finished with the preparations press CONTINUE right most soft key to start the verification process The verification itself is done ...

Page 189: ... these measure ments Measuring each verification liquid takes approximately ten seconds during which the measurement progress display Figure 13 5 is shown Please wait until the verification step 2 display reappears before proceeding to next verification liquid Figure 13 5 Veriﬁcation in process The sample holder keeps the sample on the prism surface and also blocks the ambi ent light from reaching...

Page 190: ... only the refractive index nDmeasurement The calculation of concentration from nDand process temperature TEMP is not in cluded see Section 6 4 Calibrating the concentration measurement If the verification fails please see section 13 4 for corrective action 13 3 Sensor veriﬁcation certiﬁcate The DTR stores the most recent verification done on the DTR and the results of that verification can be view...

Page 191: ... and conformance Measurements should be done by using Cargille Refractive Index Liquids with stated in accuracy of 0 0002 R I Cargille Index of Refraction Liquids are manufactured and calibrated using instruments whose accuracy is verified by daily comparision to N I S T N B S traceable standards N I S T standards are based on angle measurements using a Wild divided circle spectrometers K Patents ...

Page 192: ...erification step 2 by pressing soft key REPEAT and repeat the whole verification procedure You may want to double check the following as they are the most common reasons for a failure of the verification Insufficient cleaning of the prism Too old calibration liquids Bad temperature control changing temperature Figure 13 9 Veriﬁcation failed If verification fails even on the repetition of the verif...

Page 193: ...13 Sensor veriﬁcation 183 Figure 13 10 Finding veriﬁcation information for PR 23 sensor veriﬁcation form ...

Page 194: ...184 PR 23 instruction manual ...

Page 195: ...atory compliance and certiﬁcations 14 1 Declaration of Conformity for PR 23 series of refractometers The following Declaration of Conformity confirms compliance with the applicable EU EEA requirements and applies to all K Patents PR 23 refractometer models ...

Page 196: ...tion manual 14 2 Declaration of Conformity for PR 23 AX models ATEX The following Declaration of Conformity confirms compliance with the European ATEX requirements and applies to K Patents PR 23 AX refractometer models ...

Page 197: ...nd certiﬁcations 187 14 3 Declaration of Conformity for PR 23 IA models ATEX The following Declaration of Conformity confirms compliance with the European ATEX requirements and applies to K Patents PR 23 IA refractometer models ...

Page 198: ...188 PR 23 instruction manual ...

Page 199: ...ral purpose Probe model M Teflon body refractometer for chemically aggressive liquids in small pipes MS Teflon body refractometer for semiconductor liquid chemical processes SD Safe Drive sensor for the K Patents Safe Drive system for safe sensor inser tion and removal W Saunders body refractometer for chemically aggressive liquids in large pipes AX ATEX approved sensor modified for use in potenti...

Page 200: ...190 ...

Page 201: ... 178 chemical curve 45 47 48 parameters 48 chemically aggressive solutions 112 chemically aggressive solutions 120 coating prism coating see prism coating compatibility Indicating transmitter see Indicat ing transmitter sensor see sensor configuration display see display input switch see input switch relay see relay relays 42 cooling air cooling see air cooling critical angle of refraction 2 culin...

Page 202: ... message 69 H1 interface card 63 67 high pressure wash 18 22 23 humidity 70 i Indicating transmitter compatibility 135 connecting 12 description 9 language 31 Motherboard 63 67 Motherboard temperature 36 69 motherboard 13 36 140 mounting 10 nameplate 135 STR 135 serial number 135 ISO 9000 quality 36 177 I Line 83 I_SNS 35 ids 34 inner casing Safe Drive see Safe Drive input switch 14 42 69 72 confi...

Page 203: ... 30 nameplate Indicating transmitter see Indicat ing transmitter sensor see sensor nD refractive index see refractive index nD verification refractive index see refractive index nozzle prism wash see prism wash o OUTSIDE LIGHT ERROR message 70 OUTSIDE LIGHT TO PRISM message 71 optical image 2 34 70 71 optical image with IDS 34 outer casing Safe Drive see Safe Drive output mA output see mA output p...

Page 204: ... R I liquids certified standard refractive index liquids see certified standard re fractive index liquids rangeability 75 refractive index 2 verification 177 refractive index liquids certified standard refractive index liquids see certified standard re fractive index liquids relay alarm relay 43 configuration 42 contact output 42 location 14 menu 43 specifications 138 troubleshooting 69 wash relay...

Page 205: ...witch power see power t TEMP 36 TEMP MEASUREMENT FAULT message 71 temperature ambient 6 57 87 compensation 9 48 motherboard Indicating transmitter see Indi cating transmitter probe 5 process 6 9 30 36 49 87 sensor processor card 36 temperature element 47 58 59 62 fault 71 testing prism wash see prism wash translucent fiberglass pipe see fiberglass pipe transmitter motherboard Indicating transmitte...

Page 206: ...lay wash stop prism wash see prism wash wash time prism wash see prism wash water wash water temperature 18 wiring Indicating transmitter see Indicat ing transmitter prism wash see prism wash Safe Drive see Safe Drive sensor see sensor 4 20 mA 14 42 138 signal range 48 ...

Page 207: ...or to your local service representative For contact information please see http www kpatents com Sensor serial no Customer Address Fax Email Date Verification made by VERIFICATION RESULTS DISPLAY Sample no Nominal nD Measured nD CCD Temp 1 1 3300 2 1 3700 3 1 4200 4 1 4700 5 1 5200 ...

Page 208: ...198 ...

Page 209: ...ntative For contact information please see http www kpatents com Sensor serial no Customer Address Fax Email Sample description Solvent water other Laboratory method Date Data collected by DTR DISPLAY VALUES Sample no LAB CALC T nD CONC For instructions on field calibration see PR 23 instruction manual Chapter 6 ...

Page 210: ...200 ...

Page 211: ...201 E DTR command selection tree ...

Page 212: ...202 ...

Page 213: ...203 F STR Divert mode command selection tree ...

Page 214: ...204 ...

Page 215: ...patents com K Patents Inc 1804 Centre Point Circle Suite 106 Naperville IL 60653 USA tel 630 955 1545 fax 630 955 1585 info kpatents usa com K Patents Shanghai Co Ltd Room 1509 Tomson Commercial Building No 710 Dongfang RD Pudong District Shanghai China tel 86 21 5087 0597 0598 fax 86 21 5087 0598 www kpatents com ...

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