BTG Pulptec SBT-2400 User Manual Download Page 6

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SBT-2400 Table of contents

M2041/5en

©BTG 2006

Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

6.1

Spare Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

6.2

Optional Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54

Appendix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55

7.1

Process Site Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55

7.1.1

Straight Pipe Length Calculation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56

7.1.2

Vertical Pipe Installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57

7.1.3

Horizontal Pipe Installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58

7.1.4

Multiple Bend Piping Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

7.1.5

Valve and Pump Influences . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60

7.2

Flow Guide and Pipe Deflector Installation . . . . . . . . . . . . . . . . . . . . . . . 61

7.2.1

Pipe Deflector Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61

7.2.2

Flow Guide Installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62

7.2.3

Reverse Flow Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62

7.3

Dilution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63

7.4

Dimensioning of the Dilution Water Valve . . . . . . . . . . . . . . . . . . . . . . . . 65

7.4.1

Calculation Formula for Dilution Water Flow:. . . . . . . . . . . . . . . . . . . . . 65

7.4.2

Dimensioning of the Dilution Water Valve . . . . . . . . . . . . . . . . . . . . . . . 65

7.5

Pressure and Temperature Limits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70

7.6

Menu Overview (only in English) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71

7.6.1

Measurement/Sampling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71

7.6.2

Calibrate. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72

7.6.3

Configure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73

7.6.4

Diagnostics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73

7.7

Blade Selection Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74

Summary of Contents for Pulptec SBT-2400

Page 1: ...USER MANUAL Pulptec BTG Pulp Paper Sensors AB SBT 2400 Static Blade Consistency Transmitter M2041 5en ...

Page 2: ...on without notice due to continued progress in methodology design and manufacturing BTG shall have no liability for any error or damages of any kind resulting from the use of this document BTG 2006 BTG Pulp Paper Sensors AB P O Box 602 SE 661 29 Säffle Sweden Phone 46 533 426 00 www btg com ...

Page 3: ...ns for Service 9 2 4 CE declaration 10 3 Installation Instructions 11 3 1 Unpacking 11 3 2 Assembly of Product Parts 12 3 2 1 Mount the Blade 12 3 2 2 Mount the Deflector 12 3 3 Welding Instructions 13 3 3 1 Weld on Stud 13 3 3 2 Pipe Deflector 15 3 4 Mounting Instructions 16 3 5 Connection Instruction 17 3 5 1 Electrical Connection 17 3 5 1 1 2 wire Connection 17 3 5 1 2 3 and 4 wire Connection 1...

Page 4: ...alues from Sample Switch 26 4 2 5 Enter Lab Sample Values 26 4 2 6 Calculate New Calibration Constants 26 4 2 7 Remove Sample Values 27 4 2 8 Change Offset 27 4 2 9 View Diagnostics 27 4 2 10 Set JCT Display Light Time 27 4 3 Operations with SPC 1000 28 4 3 1 Conventions 28 4 3 2 Code protection 29 4 3 2 1 Changing Your Personal Code 29 4 3 3 Select SBT 2400 Program 29 4 3 4 View Measurement Read ...

Page 5: ...1000 38 5 3 Repair 39 5 3 1 Transmitter Replacement 39 5 3 1 1 Remove the Transmitter from Process Pipe 39 5 3 1 2 Change the O ring Seal 39 5 3 1 3 Mount the Transmitter 39 5 3 2 Blade and Deflector Replacement 40 5 3 2 1 Remove the Blade and Deflector 40 5 3 2 2 Mount the Blade and Deflector 41 5 3 2 3 Mount Transmitter 41 5 3 3 Circuit Board Replacement 42 5 3 3 1 Remove the Circuit Board 42 5 ...

Page 6: ...ump Influences 60 7 2 Flow Guide and Pipe Deflector Installation 61 7 2 1 Pipe Deflector Installation 61 7 2 2 Flow Guide Installation 62 7 2 3 Reverse Flow Installation 62 7 3 Dilution 63 7 4 Dimensioning of the Dilution Water Valve 65 7 4 1 Calculation Formula for Dilution Water Flow 65 7 4 2 Dimensioning of the Dilution Water Valve 65 7 5 Pressure and Temperature Limits 70 7 6 Menu Overview onl...

Page 7: ...p suspension flows past the SBT 2400 blade the shear force of the pulp suspension causes the material in the measuring module to stretch The other end of the measuring spindle moves when fiber consistency changes and this movement is mea sured by a differential transformer with an extremely high resolution The transmitter basically consists of three parts blade measuring module electronics module ...

Page 8: ...fiber type 4 different calibration sets Analog Output Signal 4 20 mA Current limited to 21 mA Superimposed signal according to standard HART protocol Fieldbus Profibus PA optional Foundation Fieldbus optional Damping 3 99 s Process Specifications Flow Limits 0 5 5 m s 1 64 16 4 ft sec Depending on blade type fiber type and consistency Process Temperature Limits Max 100 ºC 212 ºF Ambient Temperatur...

Page 9: ...unting Weld on stud for pipeline Storage Temperature Min 20ºC 4ºF Max 70ºC 158ºF Degree of Protection Equivalent to IP65 NEMA 4 Installation category III Pollution degree 2 Materials Wetted parts Stainless steel EN14404 or 254 SMO option for MC transmitters Housing Aluminum painted with epoxy polyurethane Static O rings Fluor rubber or EPDM Weight 3 9 kg 8 6 lbs Connection Cable UL ETL approved 10...

Page 10: ...mensions and Mounting 79 3 1 22 0 8 96 3 8 115 4 5 Y 49 1 9 120 4 7 145 5 7 Min 500 20 7 X Blade Dim X Dim Y Consistency Min Pipe Diameter A 240 mm 9 5 93 mm 3 7 1 5 7 100 mm 4 B 220 mm 8 7 93 mm 3 7 2 8 100 mm 4 C 61 mm 2 5 66 mm 2 6 4 16 80 mm 3 1 D 240 mm 9 5 93 mm 3 7 1 5 8 100 mm 4 ...

Page 11: ...d according to Australian Tic directives 9 Current 10 Voltage 11 Warning sign The SBT 2400 is designed for industrial use Installation handling and ser vice must only be carried out by trained and authorized personnel and ac cording to relevant standards Read the manual for detailed information and pay special attention to the warning signs Type No Power source Power source BTG Pulp Paper Sensors ...

Page 12: ...1 4 Type Sign Explanation 6 SBT 2400 Product Introduction M2041 5en BTG 2006 ...

Page 13: ...smitter Follow the reg ulations when installing the transmitter starting up and when carrying out ser vice Use warning signs for safety information Mounting parts such as the weld in stud are dealt with in accordance with the pressure vessel standards of the countries in question Always take precautions when handling equipment in pressurized pipes All installation operation service and other handl...

Page 14: ...le death to a person WARNING A WARNING admonition is used when there is a risk for damage to pro gram device machine sampler and so on CAUTION A CAUTION admonition is used when there is a risk for system failure service interruption disturbances to plant operation a measuring applica tion and so on The admonitions above are hierarchic A DANGER admonition includes the possibility of both a WARNING ...

Page 15: ...ing of electrical units must take place in accordance with current stan dards and regulations 2 3 2 Safety Regulations for Service All handling of electrical units must take place in accordance with current stan dards and regulations DANGER CHECK PIPES Risk for corrosive toxic or aggressive liquids or gases with high pressure or high temperature DANGER Hazardous voltage in the equipment DANGER Haz...

Page 16: ...ensors AB Manufacturer s Address P O Box 602 S 661 29 SÄFFLE Sweden declares that the product Product Name Consistency Transmitter Model Number SBT 2400 complies with the amendments and requirements of the Machinery Directive 89 392 EEC Low Voltage Directive 73 23 EEC EMC Directive 89 336 EEC PED Directive 97 23 EEC and conforms with the following product standards and PED conformity assessment pr...

Page 17: ...cumentation not shown in figure 7 1 x weld in stud complete with coupling and blind flange 8 1 x welding profile not shown in figure 9 1 x welding instruction not shown in figure 10 1 x flow guide pipe deflector 11 1 x junction box JCT 1200 optional not shown in figure 12 1 x cable with connector in one end optional 13 1 x printed manual optional not shown in figure 14 1 x welding jig optional not...

Page 18: ... of Product Parts 12 SBT 2400 Installation Instructions M2041 5en BTG 2006 3 2 Assembly of Product Parts 3 2 1 Mount the Blade See section 5 3 2 2 on page 41 3 2 2 Mount the Deflector See section 5 3 2 2 on page 41 ...

Page 19: ...dimension This is necessary to avoid intrusion into the pipe NOTE The distance from the stud flange to the inner diameter of the pipe must always be kept to 22 mm The measuring result will not be reliable if the transmitter has more than 0 5º angle deviation 2 1 3 4 8 6 10 3 4 5 6 8 10 12 14 16 20 80 100 150 250 350 500 125 200 300 400 D 79mm 3 1 5 7 9 DANGER Use protective clothing DANGER CHECK P...

Page 20: ...3 3 Welding Instructions 14 SBT 2400 Installation Instructions M2041 5en BTG 2006 11 12 X Y X Y Z 22mm 13 14 X Y X Y 15 16 X Y X Y 17 18 25Nm 19 20 21 ...

Page 21: ...f the two holes in the deflector before inserting it into the pipe This will hold the deflector at the correct height during welding DANGER CHECK PIPES Risk for corrosive toxic or aggressive liquids or gases with high pressure or high temperature A 300 350mm 12 14 B 155 mm 5 5 2 1 4 5 6 3 A B C C 100mm 4 90º C C 100mm 4 DANGER Use protective clothing ...

Page 22: ...ce trim must be performed NOTE If the O ring tends to fall out use silicon grease to keep the O ring in the groove NOTE Align the transmitter with the process piping center line IMPORTANT Place a ruler on the flat aligning area to position the transmitter The maximum aligning deviation allowed is 0 5 Consumables required Silicon grease 1 2 3 4 5 Y X Y X 25Nm ...

Page 23: ...ectrical Connection For information on how to connect the transmitter to a BTG junction box JCT 1200 see the Connection Instructions in the JCT 1200 user manual 3 5 1 1 2 wire Connection NOTE Default configuration from BTG is a 2 wire setup 1 2 3 4 5 J1 J2 J3 J4 J5 WARNING Incorrect strapping may damage the electronics ...

Page 24: ...3 5 Connection Instruction 18 SBT 2400 Installation Instructions M2041 5en BTG 2006 3 5 1 2 3 and 4 wire Connection 1 2 3 4 5 J1 J2 J3 J4 J5 WARNING Incorrect strapping may damage the electronics ...

Page 25: ...BTG 2006 3 6 Mounting of Optional Accessories 3 6 1 Mounting of Fieldbus Interface See the Installation Instruction chapter in the user manual for appropriate FCI family product 3 6 2 Mounting of Junction Box JCT 1200 See the Installation Instruction chapter in the JCT 1200 user manual ...

Page 26: ...3 6 Mounting of Optional Accessories 20 SBT 2400 Installation Instructions M2041 5en BTG 2006 ...

Page 27: ...the displayed item is shown with the function key shown in a parenthesis Example Enter F2 The scroll keys are just shown using bold text only Example Use the Up Down keys to select appropriate parameter NOTE For more information on the menu system see section 7 6 Menu Overview only in English The Up Down keys are also used to change parameter values For instance in the basic calibration window mar...

Page 28: ...t Tag press Edit F3 enter the correct tag Press OK F1 8 Press the Menu F1 key twice to step up through the menu tree The main menu window opens 9 Go to the Basic calibration window for Range 1 select the K1 option and press Edit F3 10 Enter the appropriate value from the calibration table See section 7 7 Blade Selection Guide Press OK F1 11 Select the K2 option and press Edit F3 Enter appropriate ...

Page 29: ...nts for your pulp When using the constants from the guide a single point calibration with an off set adjustment at the target consistency will put the transmitter in a good cali brated status A multipoint calibration with up to nine lab samples will of course make the transmitter perform even better Single point calibration A single point calibration is used with already made calibration constants...

Page 30: ...point Calibration Start Take a lab sample See chapter Take New Sample Values Calculate the deviation between sample and laboratory measurement Is Multi point calibration to be done later Enter lab value See chapter Enter Lab Sample Values Yes No Done Enter new offset value See chapter Change Offset ...

Page 31: ...Start Is sample list full Yes No Is sample to be used in calculation Yes No Remove a lab sample See chapter Remove Sample Values Use sample in calculation See chapter Calculate New Calibration Constant Done Take a lab sample See chapter Take New Sample Values Store the lab sample See chapter Enter Lab Sample Values ...

Page 32: ...ree to the Lab cal ibration window 2 Select the appropriate Sample number use the F2 key to mark the Lab cons value Press Edit F3 3 Enter the lab value Press OK F1 4 2 6 Calculate New Calibration Constants 1 Press the Menu F1 key step down through the menu tree to the Lab cal ibration window 2 Select the appropriate Sample number use the F2 key to mark the On Off column and press the On Off F3 key...

Page 33: ...hrough the menu tree to the Diag nostics window 2 View the transmitter s internal temperature the maximum temperature ex posed to the transmitter the software version running hours and the num ber of transmitter start ups 4 2 10 Set JCT Display Light Time 1 Press the Menu F1 key step down through the menu tree to the General settings window 2 Select the LcdBackLight option Press Edit F3 3 Enter th...

Page 34: ... SPC 1000 batteries are charged before connecting to the JCT 1200 NOTE The backlight function in SPC 1000 is only supported in 4 wire installations 4 3 1 Conventions SPC 1000 uses a touch display for software navigation The display is divided into a grid and different options are displayed depending on where in the soft ware you are In the following instructions the displayed options are shown wit...

Page 35: ...will be displayed Enter your old per sonal code or the general BTG code Load new code will then be dis played Enter your new code max 5 digits Press Enter The code protection can also be deactivated activated Press Code ON OFF so that it displays desired setting Enter your personal code 4 3 3 Select SBT 2400 Program 1 Power up the SPC 1000 The start up screen opens 2 Press the SBT 2400 option The ...

Page 36: ...E The sample can not be used in the calculation until the lab sample value is entered 4 3 6 Enter Lab Sample Values 1 Press the Calibration option A new window opens 2 Press the Load lab cons option A new window opens 3 Press the Edit sample option to select a memory slot to store the sample 4 Press the Load lab cons option to load the lab consistency A new window opens Select the value in percent...

Page 37: ...window opens 2 Press the Take sample menu option A new window opens 3 Press the New calibration option A new window opens 4 Press the Yes option NOTE The entire table will be erased 4 3 10 Change Transmitter Specifications 1 Press the Configure option A new window opens 2 Press appropriate parameter and edit the value 3 Press the Send page option ...

Page 38: ...y values current Available not used String empty 4 Reserved Not available 5 Reserved Not available 6 Write polling address Write polling addresses 11 Read unique identifier associated with tag Same as command 0 but using tag as identifier 12 Read message Read message String empty 13 Read tag descriptor date Read tag descriptor date 14 Read primary variable sensor information Available not used Str...

Page 39: ...nks If the pulp can contain large foreign objects or high consistency chunks flow deflectors must be installed Otherwise the blade and measuring module risk damage 5 1 1 Use of Equipment The transmitter is not designed to be used as a ladder or a footstep Do not use it as such The signal cable must be correctly located and supported to avoid stress to the contact as well as to the cable The contac...

Page 40: ...lace during in stallation 5 2 1 2 Housing 1 Remove the blade See section 5 3 2 1 Remove the Blade and Deflector 2 Remove the housing cover 3 Remove the circuit board See section 5 3 3 1 Remove the Circuit Board Spare parts required O ring seal Consumable required Silicon grease Spare parts required O ring seal Tools required Snap ring pliers 2 5 mm allen key hexagon spanner 4 mm allen key hexagon ...

Page 41: ...bly 8 Assemble in reverse order 5 2 1 3 Measuring Module See section 5 3 5 Measuring Module O Ring Seal Replacement 5 2 1 4 Housing Cover 1 Remove the four screws and remove the cover 2 Remove the old O ring seal from the cover 3 Mount the new O ring seal If needed use silicon grease to keep it in place during assembly 4 Assemble in revers order Spare parts required O ring seal Tools required Snap...

Page 42: ...the displayed value is exactly 4 mA 7 Select the Test output option press Edit F3 Enter 20 mA and press OK F1 8 Press Test F2 Note the value displayed on the DMM 9 Select the 20 mA trim option press Edit F3 Enter the necessary trim ad justment to trim the display value to exactly 20 mA Press OK F1 10 Press Test F2 again Note the value displayed on the DMM Repeat step 8 and step 9 until the display...

Page 43: ...ted in the calibration wise with the blade pointing sideways horizontal and that the JCT 1200 is connected and working 1 Press the Menu F1 key step down through the menu tree to the Shear force trim window 2 Note the value for Raw 3 Select the Blade value and press the Edit F3 key 4 Enter the noted value and press OK F1 5 Turn the transmitter with blade pointing downwards 6 Place the calibration w...

Page 44: ...ransmitter is mounted in a jaw wise with the blade pointing sideways and that the SPC 1000 is connected and working 1 Press the Configure option A new window opens 2 Press the Shear force trim option A new window opens 3 Wait until the Raw signal is stable then press the Set min option 4 Turn transmitter with the blade pointing downwards 5 Hang the calibration weight on the blade 6 Wait until the ...

Page 45: ...cles can penetrate the differential transformer and degrade the performance 5 3 1 1 Remove the Transmitter from Process Pipe 1 Loosen the cable connection and remove the cable 2 Loosen the clamp 3 Remove the transmitter from the pipe and clean it 5 3 1 2 Change the O ring Seal See section 5 2 1 1 Wetted Part 5 3 1 3 Mount the Transmitter See section 3 Installation Instructions Tools required Spann...

Page 46: ...f the O ring seal on the measuring module is to be replaced see section 5 3 5 2 Mount the New O Ring Seal Otherwise mount the new or adjusted blade See section 5 3 2 2 Mount the Blade and Deflector Tools required 4mm Allen key hexagon spanner TYPE NO POWER SOURCE POWER SOURCE BTG Pulp Paper Sensors AB Industrigatan 1 3661 29 Säffle SWEDEN BTG Pulp Paper Sensors AB Industrigatan 1 3661 29 Säffle SW...

Page 47: ...ent has been changed a new basic calibration must be made See section 5 2 3 1 Basic Force Calibration with JCT 1200 4 If the blade type is changed an update of the transmitter specifications must be performed See section 5 3 6 Change Transmitter Specifications 5 3 2 3 Mount Transmitter See Installation Instructions Spare parts required Blade Tools required 2 5mm Allen key hexagon spanner Consumabl...

Page 48: ... a back up of all values exist a change of circuit board can be performed at site 5 3 3 1 Remove the Circuit Board 1 Loosen the four bolts holding the cover and remove the cover 2 Disconnect the cables from their connectors 1 using a small screwdriver 3 Remove the four screws 2 and remove the circuit board 3 Use ESD protection to avoid damaging the circuit board 4 Disconnect the connector from the...

Page 49: ...ing the four bolts 5 Enter all values from the noted back up or make a basic adjustment of the transmitter See section 5 2 3 1 Basic Force Calibration with JCT 1200 Spare parts required Circuit board Tools required Snap ring pliers 2 5mm Allen key hexagon spanner Small pliers Wise Consumable required Locking paint Silicone grease Chassis Connector Color Terminal block Position on terminal blocks 1...

Page 50: ...t to BTG for factory repair It is worth sending a faulty measuring module to BTG for repair rather than dis carding the unit as the measuring module is the most expensive part of the transmitter Contact your local BTG dealer 5 3 4 1 Remove the Measuring Module 1 Remove the blade See section 5 3 2 1 Remove the Blade and Deflector 2 Remove the housing cover 3 Remove the circuit board See section 5 3...

Page 51: ...the flat area on the housing 5 Tighten the three bolts hard Secure the three bolts using a weak type of locking fluid Loctite 222 6 Mount the circuit board See section 5 3 3 2 Mount the Circuit Board 7 Mount the housing cover 8 Mount the blade See section 5 3 2 2 Mount the Blade and Deflector 9 Make a basic adjustment See section 5 2 3 Calibration of Transmitter or section 5 2 3 2 Basic Force Cali...

Page 52: ... an extremely high resistance to all chemicals As an option the O ring seal is available in EPDM quality EPDM is recom mended in applications where the pH level is high more than 12 for example unwashed sulfate pulp or hydro peroxide H2O2 bleach plant applications with high pH The O ring seal is a low cost spare part and it is easy to replace It should be replaced as a preventive action when aggre...

Page 53: ...ld O ring 4 Clean the O ring cavity using a solvent and pressurized air 5 Verify that the spindle is centred in the surrounding hole The clearance between the spindle and the surrounding hole in the mea suring module should be between 0 07 and 0 1 mm NOTE If there is no clearance between the spindle and the surrounding hole in the measuring module the complete measuring module must be replaced See...

Page 54: ...lift the O ring turn it slightly in a single direction and use the pipe to press down the O ring seal again Remove the pipe and verify the reading again It is possible to adjust it by turning the O ring Repeat this action by turning the O ring in the one sin gle direction until the reading is within the tolerance 6 Fit the washer in front of the O ring seal and tighten it with the three screws NOT...

Page 55: ...or cables from the circuit board 3 Remove the connector from the housing 4 Mount the new connector 5 Pull the cables up through the hole in the circuit board 6 Connect the connector cables according to the table below 7 Mount the cover Spare parts required Chassis connector Tools required Snap ring pliers 2 5mm Allen key 4 mm Allen key Small pliers Consumable required Locking paint Silicon grease ...

Page 56: ...ab con sistency values 2 1 Calibration needed Remove the transmitter from the stud and mount it in its calibration stand Make a basic force calibration 2 2 Damaged blade Check if the blade is damaged Remove the transmitter from the stud and mount it in its calibration stand Remove the blade and mount a new or corrected blade on the transmitter Make a basic force calibration If there are no changes...

Page 57: ...er Wait 10 seconds Reconnect the cable Is HART working now If not go to next problem cause 4 2 Faulty electronics unit Verify the following The measuring resistor must be 250 ohm minimum The supply voltage is high enough The terminal voltage is 11V minimum Does HART operate at any signal current If it does try changing the cable If that does not work or HART does not operate at all change the elec...

Page 58: ...5 4 Troubleshooting 52 SBT 2400 Service Instructions M2041 5en BTG 2006 ...

Page 59: ...A0065508 Circuit board 6 1 A0003905 Blade A SS steel 1 A0004457 Blade B SS steel 1 Alt A0083998 B0020503 Blade C SS steel 254 SMO 1 A0087981 Blade D SS steel 7 1 46031001 Chassis connector Complete with O ring not shown in figure 8 1 27008937 O ring seal wetted part EPDM 9 27003151 O ring seal housing cover EPDM 10 1 27000876 O ring seal housing Viton 11 1 Alt 27012640 27007533 O ring seal measuri...

Page 60: ...Welding jig Not shown in figure 2 1 Alt 94411006 A0013631 Weld in stud complete SS Steel 254 SMO 3 1 A0082651 FCI 1000 Fieldbus communication interface not shown in figure 4 1 93253847 SPC 1000 A 5 1 A0052266 Field Calibration Kit 6 1 Alt A0003509 B0020495 Pipe deflector SS steel 254 SMO 2 6 5 PRINTER PWR ON OFF EJECT MEMORY CARD 4 20mA MODEM SBT 2400 ver 1 0 4 1 ...

Page 61: ...be installed in a vertical horizontal or sloping process line If the transmitter is installed in a horizontal or sloping process pipe it must be mounted on the side of the pipe Any other form of mounting must be avoid ed due to the risk of air bubbles that disturb measurement See Fig 1 Never install the transmitter in a pipe section with turbulent flow Verify that the straight pipe sections upstre...

Page 62: ...e length must be multiplied by 1 25 Straight pipe length formula LB L D x D x Ic x Mp LA 0 5 x LB LD LB or more Explanation of variables LB Straight pipe length upstream of the transmitter LA Straight pipe length downstream of the transmitter LD Length before transmitter in double bend scenario D Pipe diameter V Pulp velocity Cs Pulp consistency in percent L D Relative length from the nomogram Ic ...

Page 63: ...0 mm Cs 3 5 chemical pulp V 2 4 m s The nomogram shows a relative length L D 7 5 The Mp constant is 1 and the Ic constant is also 1 LB L D x D x Mp x Ic LB 7 5 x 200 x 1 x 1 1500 mm LA 0 5 x LB LA 750 mm The recommended length upstream the transmitter is 1500 mm and the recommended length downstream the transmitter is 750 mm L B L B L B L A L A L A D D D Fig 3 Transmitter installation examples ...

Page 64: ...nger than the vertical example Ic constant Calculation example of a horizontal pipe D 200 mm Cs 3 5 chemical pulp V 2 4 m s The nomogram shows a relative length L D 7 5 The Mp constant is 1 and the Ic constant is 1 5 LB L D x D x Mp x Ic LB 7 5 x 200 x 1 x 1 5 2250 mm LA 0 5 x LB LA 1125 mm The recommended length upstream of the transmitter is 2250 mm and the recommended length downstream of the t...

Page 65: ...mmended straight sections are used Calculation example for pipe with multiple bends D 200 mm Cs 3 5 chemical pulp V 2 4 m s The nomogram shows a relative length L D 7 5 The Mp constant is 1 and the Ic constant is 1 LB L D x D x Mp x Ic LB 7 5 x 200 x 1 x 1 1500 mm LA 0 5 x LB LA 750 mm LD LB or more LD 1500 mm or more The recommended length upstream of the transmitter is 2250 mm and the recommende...

Page 66: ...ced The axis of the butterfly valve should be parallel to the axis of the pump for best flow results A control valve can cause the pulp to thicken The thickening effect is depen dent on the type of pulp and its consistency and varies with flow rate If the transmitter is installed too close to a pump or a valve the output signal from the transmitter will be flow dependant Fig 6 Valve influence ...

Page 67: ...he transmitter A reversal of flow can also damage the transmitter If a reverse flow is possi ble the installation must be completed with a reverse flow deflector located downstream of the transmitter NOTE Flow guides will act as deflectors and therefore it is not necessary to install both If flow guides are needed it is only necessary to install the flow guides not any deflectors 7 2 1 Pipe Deflec...

Page 68: ...pstream of the transmitter If a flow guide is mounted it will also act as a de flector and the same type can be used downstream For welding instructions see section 3 3 2 Pipe Deflector 30 2 x D D D 3 10 mm 0 4 Minimum 100 mm D 45 45 D 250 mm 10 t 4 mm D 100 mm 250 mm 4 10 L 100 mm 120 120 L Fig 8 Arrangement of flow guides 30 2 x D 2 x D D 3 10 mm 0 4 Minimum 100 mm D 3 10 mm 0 4 Minimum 100 mm D...

Page 69: ... mm 0 6 2 in depending upon pipe size into the main pipe on the suction side of the pump see Fig 10 The pipe must be inserted perpendicular to the suction stud The pipe should be located at 1 3 of the distance between the pump and the chest measured from the pump to avoid back flow into the chest At the point of injection the dilution water pipe should be dimensioned to pro duce a rate of flow 3 4...

Page 70: ... dilution water piping see Fig 10 B NOTE We recommend locating the valve as close as possible to the suction pipe wall G 90 V2 1 3 2 3 L CRC CT V1 p p Dilution water pressure difference upstream downstream of the dilution water valve V1 Velocity 3 5 m s 10 16 5 fps V2 Typically 2 3 m s 6 5 9 8 fps for normal consistency installations G Min 15 50 mm 0 6 2 inches depending upon suction pipe size p m...

Page 71: ...ncy C2 7 4 1 Calculation Formula for Dilution Water Flow Example Production 8 t h Uncontrolled consistency 3 Desired controlled consistency 2 5 7 4 2 Dimensioning of the Dilution Water Valve Calculation formula for the capacity factor Kv NOTE Cv Kv x 1 155 Capacity factor m h Quantity of liquid m h Density of liquid kg m Pressure drop across the control valve bar P 100 C1 C2 C1 C2 Q m3 h Q 8 100 3...

Page 72: ...trol valve is equal to the difference between the dilution water pressure and the height of the pulp chest The minimum pressure difference should be 0 4 0 5 bar 6 7 5 psi In this case the pressure difference is 0 8 0 3 bar 0 5 bar 12 4 5 psi 7 5 psi Using the same data as in the examples above the required Kv will be Choose a valve size 40 or 50 mm 1 or 2 in depending on the pipe dimen sion The ve...

Page 73: ...t be included for the re duction from a larger supply pipe to a smaller valve see Fig 13 The calculated capacity factor Kv Cv is multiplied by the correction factor The correction fac tor is determined by the degree of reduction Fig 12 Nomogram for estimation of flow velocities of liquids 800 V min V min Q m h 3 Q m h 3 Pipe diam Pipe diam 0 5 1 2 3 4 5 6 7 8 0 1 1 10 100 1000 10000 20 25 32 40 50...

Page 74: ... mm D Selected valve size 50 d which has a Kv value of 130 at 75º opening Check that selected valve Kv is sufficient see Fig 15 1 2 which gives a correction factor of 0 78 The valve Kv will be 0 80 x 130 and the valve size 50 is sufficient 0 7 0 4 0 5 0 6 0 3 0 8 0 9 1 0 1 2 3 4 5 D d a 85 d D a A a 80 a 75 a 70 Fig 13 Correction factor for reduced bores Correction factor d valve bore D Pipe line ...

Page 75: ...400 Appendix 69 BTG 2006 Example shown in Fig 14 Q 6000 m 24 h Pipe diam 300 mm Thus velocity in the pipe line is m min In the nomogram Fig 14 we can see that the flow velocity is 0 98 m s 3 2 fps Fig 14 Nomogram for flow velocities in pipes Q t 6000 24 60 4 17 ...

Page 76: ...iagram in Fig 15 shows maximum operating pressure for different pres sure classes at different operating temperatures Stainless steel En 14404 according to SS 142343 SS 316L EXAMPLE What is maximum operating pressure at 100 C operating temperature and pressure class PN 10 Answer 8 ato 8 bar ato atmosphere atm overpressure PN Max operating pressure ato Operating temperature ºC 0 20 30 40 50 60 70 8...

Page 77: ... 2400 SBT TAG SHEAR FORCE 24 1 Menu Next Sample Range 1 Shear force 24 1 Damping 5 sec Offset 0 50 Consistency 4 71 Span 4 00 9 00 Output 6 20 mA Menu Next Sample Range 1 LabSamplTime 20 sec Shear force 24 1 Consistency 5 42 Press start and collect sample No 2 Start Cancel SHEAR FORCE 24 1 Cancel SHEAR FORCE 24 1 Sampling is finished Result SAVING SAMPLE 2 Range 1 Sampling result Range 1 Shear for...

Page 78: ...b calibration Range 1 active Range 2 Range 3 Range 4 Menu Enter Range 1 K1 1 1210 K2 0 5050 Offset 0 00 Damping 5 sec 4 mA 0 00 20 mA 10 00 Menu Edit Range1 Shear Lab Sample force cons 1 16 3 4 11 2 64 1 8 54 3 26 3 6 10 4 0 0 0 00 5 0 0 0 00 Result Edit Lab calib for range 1 K1 0 9381 K2 0 5302 Offset 0 00 Corr 0 974 Std err 0 06 2 active sample s Back Save Cancel Measurement Calibrate Configure ...

Page 79: ...A Menu Test Edit Shear force trim Mounted air 931 Blade 1230 Blade weight 1672 Raw signal 935 4 Raw sig trim 15 Menu Edit General settings LabSamplTime 20 sec LcdBackLight 0 sec Blade type A Tag SBT TAG Serial No 1234567890 Menu Edit Measurement Calibrate Configure Diagnostics Enter Diagnostics Temp 35 C 95 F Peak temp 40 C 104 F Software ver 1 00 Running hours 32 Program starts 5 Menu Measurement...

Page 80: ... K2 HWB Hardwood bleached Short fiber chemical pulp bleached 0 9959 0 4461 1 6912 0 3429 2 3736 0 4139 1 2925 0 3523 HWU Hardwood unbleached Short fiber chemical pulp unbleached 1 1407 0 3508 1 7086 0 4598 1 1831 0 3655 SWB Softwood bleached Long fiber chemical pulp bleached 0 8632 0 4318 2 0239 0 4418 0 8930 0 4210 SWU Softwood unbleached Long fiber chemical pulp unbleached 0 8539 0 4149 1 3745 0...

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