Blancett B2800 Explosion Proof Manual (Advanced) PDF
Contents
1. 4 20mA TEST The monitor contains a diagnostic routine that allows the simulation of mA values between 4 and 20 to check output tracking At the 4 20TEST prompt the arrow keys change the simulated mA output increments of 1mA The ammeter should track the simulated mA output If a 4 20mA test is not necessary press ENTER once to move to the next parameter LINEARIZATION Enhanced accuracy can be obtained by linearization of the display The linearization routine will accept a maximum of ten points Linearization requires additional calibration data from the meter to be used with the monitor Typically calibration information can be obtained in three five and ten points from the flow meter s manufacturer If linearization is not needed pressing the RIGHT arrow key will take you to the next parameter See General Notes on Scaling on page 19 for more information Number of Points At the LINEAR prompt press ENTER once The NUM PTS number will be displayed Press ENTER to set the number of points you wish to use Again the UP arrow key increments the value and the RIGHT arrow moves the cursor between digits When the number of points has been input press the ENTER key once to move to the first linear segment Press the ENTER key once and the first linear point s frequency input will begin to flash FREQ 1 Enter the frequency for the first linear point using the arrow keys When the frequency value input is complete press ENTER once a2. the PROGRAM mode Both the RUN mode and the PROGRAM mode display screen enunciators confirming the state of the monitor A quick glance at the lower left hand corner of the LCD screen will confirm operating status Normal operation will be in the RUN mode To access the PROGRAM mode press the MENU button until the first programming screen is displayed After programming the display with the necessary information a lock out feature can be turned on to prevent unauthorized access or changing the meter s setup parameters ADVANCED PROGRAMMING MODE Keys MENU Switches between RUN and PROGRAM modes UP Arrow Scrolls through programming sub menus in forward direction and increments numeric variables RIGHT Arrow Scrolls through programming sub menus in reverse direction and moves the active digit to the right ENTER Used to enter sub menus save programming information and in the reset process If your monitor was ordered with a Blancett flow meter the two components ship from the factory calibrated as a set If the monitor is a replacement the turbine s K factor has changed or the monitor is being used with some other pulse generating device programming will be necessary PROGRAMMING USING PULSE OUTPUT TURBINE FLOW METERS Each turbine flow meter is shipped with either a K factor value or frequency data If frequency data is provided the data must be converted to a K factor before programming otherwise 10 point linearization mu
3. 3 000 gallons the total display would read 3 etc This feature eliminates the need to look at a total count the digits and mentally insert commas for each 1 000 multiple At the TOTL MUL Multiple prompt press the ENTER key once The monitor indicates the multiplier the total display is currently set for If the current selection is correct press the ENTER key to advance to the next parameter To change to an alternate multiplier use the arrow keys to scroll to the desired multiplier unit and press ENTER to save the choice Multiplier Choices 0 01 0 1 1 10 100 1000 10000 100000 and 1000000 Units NOTE Unless otherwise specified turbine flow meters are supplied with K factors measured in pulses per gallon PUL GAL ENTER METER S K FACTOR UNIT At the KFAC UNT prompt press the ENTER key once The display indicates the current K factor unit If the current selection is correct press the ENTER key to advance to the next parameter For meters calibrated in gallons use PUL GAL for meters calibrated in cubic meters use PUL M3 pulses per cubic meter etc To change to an alternate K factor unit use the arrow keys to scroll to the desired K factor unit and press the ENTER key to save your choice NOTE The K factor supplied with the meter or calculated from calibration data will be needed to complete the next step ENTER METER S K FACTOR At the K FACTOR prompt press the ENTER key once The most significant digit in
4. TET B2800XP Flow Monitor Advanced Explosion Proof Version For Gas or Liquid Meters PROGRAMMING amp INSTALLATION MANUAL 8635 Washington Avenue Racine Wisconsin 53406 Toll Free 800 235 1638 Phone 262 639 6770 Fax 262 417 1155 www blancett com TABLE OF CONTENTS VAY EFO A WE AN ON e kk ik kk kk kan kak ky ak lk kn pk kan ES pk a aaa a 3 Specification Sisinnius 4 Installati n 5 Operating the 2 s s es es 8 Advanced Programming 8 Rate Totalizer 10 K factor ee s s 11 4 20 mA 5256 12 14 Passuord b d 15 Additional Input s s 16 Battery Replacement 5 18 18 General Notes on 1 1 5 5 l s 19 Programming Menu R s 22 4 20 mA Output Programming 23 Ttoubleshoot
5. at the PASSWORD prompt The first digit of the password value will begin to flash Using the arrow keys as previously described enter the password value Pressing ENTER once will store the password and take you back to the METER size screen Pressing MENU exits PROGRAM mode The B2800XP Flow Monitor is now ready for use with its companion meter NOTE Entering a password in the PASSWORD screen and leaving the password blank in the RST PSWD screen would allow for total resets not requiring password and restrict programming modification Form No 02 DSY PM 00114 01 12 15 RESET TOTAL To reset the monitor s total display in RUN mode press the MENU and ENTER simultaneously until TOTAL RST starts to flash The TOTAL RST will stop flashing and the display will return to RUN mode at the conclusion of the procedure STORE TOTAL The current total can be manually stored in the monitor s flash memory This procedure may be desirable prior to changing the settings or replacing the battery Press and hold the ENTER key for 2 seconds The display will respond with a flashing TOTALSVD and then return to RUN mode AUTOMATIC STORE TOTAL The monitor is equipped with a store total feature that works automatically saving the current total to flash memory The frequency of saves depends on the power supply option chosen Battery Powered Once per hour and just before a low battery condition turns the unit off Loop Powered Once every ten min
6. including the implied warranty of merchantability and the implied warranty of fitness for a particular purpose or application are expressly disclaimed and shall not apply to any products sold or services rendered by Blancett The above warranty supersedes and is in lieu of all other warranties either expressed or implied and all other obligations or liabilities No agent or representative has any authority to alter the terms of this warranty in any way Form No 02 DSY PM 00114 01 12 27 lances 8635 Washington Avenue Racine Wisconsin 53406 Toll Free 800 235 1638 Phone 262 639 6770 Fax 262 417 1155 www blancett com info blancett com RFD Racine Flow Meter Group Dunasonics Fio tech IAN PRESO racine BLANCETT is a registered trademark of Racine Federated Inc NATIONAL ELECTRICAL CODE is a registered trademark of NPFA Printed in USA UL is a registered trademark of Underwriters Laboratories 01 12 2012 Racine Federated Inc Form No 02 DSY PM 00114
7. the K factor will begin to flash Using the UP arrow key increment the display digit until it matches the meter s K factor digit If the current selection is correct press the RIGHT arrow key to advance to the next digit Repeat this process until all K factor digits have been entered Press ENTER once to save the K factor SCALE FACTOR At the SCALE F prompt press the ENTER key once The current scale factor will begin to flash If the current selection is correct press the ENTER key to advance to the next parameter The scale factor is used to force a global change to all variables For example under operating conditions the display is reading a consistent 3 below the expected values at all flow rates Rather than changing all parameters individually the scale factor can be used to compensate for the 3 Form No 02 DSY PM 00114 01 12 11 offset The scale factor would be set to 1 03 to correct the readings The range of scale factors is from 0 50 to 1 50 The default scale factor is 1 00 METER TYPE At the METERTYP prompt press the ENTER key once The current meter type will be displayed as LIQUID or GAS If the current selection is correct press the ENTER key to advance to the next parameter If GAS is selected Operating Pressure and Operating Temperature must be entered before advancing to the next parameter DAMPING FACTOR At the DAMPING prompt press the ENTER key once The current damping setting will begin to flash If t
8. DSY PM 00114 01 12 STATEMENT OF WARRANTY Blancett Flow Meters Division of Racine Federated Inc warrants to the end purchaser fora period ofone year from the date of shipment from the factory that all flow meters manufactured by it are free from defects in materials and workmanship This warranty does not cover products that have been damaged due to defects caused by misapplication abuse lack of maintenance modified or improper installation Blancett s obligation under this warranty is limited to the repair or replacement of a defective product at no charge to the end purchaser if the product is inspected by Blancett and found to be defective Repair or replacement is at Blancett s discretion A return goods authorization RGA number must be obtained from Blancett before any product may be returned for warranty repair or replacement The product must be thoroughly cleaned and any process chemicals removed before it will be accepted for return The purchaser must determine the applicability of the product for its desired use and assumes all risks in connection therewith Blancett assumes no responsibility or liability for any omissions or errors in connection with the use of its products Blancett will under no circumstances be liable for any incidental consequential contingent or special damages or loss to any person or property arising out of the failure of any product component or accessory All expressed or implied warranties
9. eter rotor for debris Rotor should spin freely e Check programming of Flow Monitor e Check to see that the minimum flow rate is being met for the current meter in use Otherwise the flow meter will not accurately send pulses to the flow monitor Flow Rate Display e This is usually an indication of external noise Keep all AC wires Interprets Reading separate from DC wires Constantly Check for large motors close to the meter pick up e Check for radio antenna in close proximity Try disconnecting the pick up from the monitor pig tail This should stop the noise If not then try re orientating the meter to a new location Flow Rate Indicator This usually indicates a weak signal Replace pick up and or Bounces check all connections Examine K factor Default K factor Values Default K factor 7 A ee a 146 x x 24 Form No 02 DSY PM 00114 01 12 DIMENSIONS 5 25 Y NPT FT J Form No 02 DSY PM 00114 01 12 25 PART NUMBER INFORMATION B 28 A X X X X J Program Level Units of Measure AB Gallons A Advanced ED Barrels HB Liters ID Cubic Meters Power Option Customer Selectable B Battery Mounting Style L Loop X Explosion Proof NOTE Advanced B2800XP monitors only The default is gallons per minute 26 Form No 02
10. gain to change to the coefficient value for the first linear point Form No 02 DSY PM 00114 01 12 The coefficient is the value applied to the nominal K factor to correct it to the exact K factor for that point The coefficient is calculated by dividing the nominal K factor for the flow meter by the actual K factor for that point Coefficient Nominal K factor Actual K factor At the COEFF prompt enter the coefficient that corresponds to the frequency value previously entered Press ENTER once to move to the next scaling point Continue entering pairs of frequency and coefficient points until all data has been entered Press the MENU key twice at the NUM PTS prompt to exit to the LINEAR prompt Press the RIGHT arrow key to move to the next parameter PASSWORD Password protection prevents unauthorized users from changing programming information Initially the password is set to all zeros To change the password press ENTER once at the PASSWORD prompt The first digit of the password value will begin to flash Using the arrow keys as previously described enter the password value Pressing ENTER once will store the password and take you back to the RST PSWD screen NOTE This password will allow users to reset totals RST PSWD Reset password protection prevents unauthorized users from manually resetting the flow monitor s accumulated totals Initially the password is set to all zeros To change the password press ENTER once
11. he current selection is correct press the ENTER key to advance to the next parameter The damping factor is increased to enhance the stability of the flow readings Damping values are decreased to allow the flow meter to react faster to changing values of flow This parameter can take on any value between 0 and 99 with 0 being the default TOTALIZER PULSE OUTPUT The pulse output parameter can be either enabled or disabled When enabled this output generates 20mS duration pulse every time the least significant digit of the totalizer increments 20Hz max The amplitude of the pulse is dependent on the voltage level of the supply connected to the pulse output and is limited to a maximum 30 Vdc FLOW 4mA SETTING When the loop powered option is ordered the flow rate that corresponds to 4mA must be set If the current selection is correct press the RIGHT arrow key once to advance to the next parameter If adjustment is required press the ENTER key once at the FLOW 4MA prompt The most significant digit will begin to flash The RIGHT arrow key moves the active digit one place to the right for each press of the key The UP arrow key increments the active digit one integer for each press of the key When the correct 4mA flow rate has been entered press ENTER once to store this value and move to the next parameter FLOW 20mA SETTING Follow the same programming procedure as the FLOW 4MA except for the flow rate setting In this case the maximu
12. ing UUU RA RA kasab 24 aa R Ra 25 Part Number Information 5 26 Statement ofWarTfantyY u rereeereeeeresensseaasooonsoonn 27 NOTE Blancett reserves the right to make any changes or improvements to the product described in this manual at any time without notice 2 Form No 02 DSY PM 00114 01 12 INTRODUCTION The B2800XP Flow Monitor is a state of the art digital signal processing flow monitor designed to provide the user with exceptional flexibility at a very affordable price Though designed for use with Blancett flow meters this display can be used with almost any flow meter producing a low amplitude AC output or contact closure signal s The B2800XP Flow Monitor is capable of accepting a low level frequency input for calculating flow rate and total These calculations can then be displayed in the desired units of measurement All B2800XP Flow Monitors come pre calibrated from the factory if ordered with a Blancett flow meter If required however it can easily be re configured in the field The monitor s large 8 digit by 50 numeric liquid crystal display makes extended range viewing practical The second 8 digit by 25 alohanumeric display provides for selectable units viewing in run mode and prompts for variables in program mode Finally the user can choose between displaying rate t
13. ions NOTE When installing device be sure to check instrument dimensions to avoid interference with clamping ring on glass lens and the cover on standard units 6 Test wiring for correctness by checking continuity and also check for unwanted grounds with insulator resistance tester Make sure test equipment being used will not damage instrument to be housed in the EIH instrument enclosure 7 Carefully rethread cover to enclosure housing Tighten cover until cover flange contacts body face 6 Form No 02 DSY PM 00114 01 12 CAUTION Use care to prevent dirt grit or other foreign material from lodging on threads If such material settles on threads clean with kerosene or Stoddard solvent then relubricate with Cooper Crouse Hinds Type STL thread lubricant To avoid the possibility of an explosion oxidation and corrosion do not use gasoline or similar solvent 8 Tighten cover set screws to prevent cover from loosening under vibration WARNING To maintain the explosion proof integrity of the enclosure with a screw in a tapped mounting pad hole there must be a minimum of Ye of material between the drill point and the back wall If for any reason a screw will not be threaded into the drilled hole a minimum of 8 of material must remain between the drill point and the back wall Form No 02 DSY PM 00114 01 12 7 OPERATING THE MONITOR The monitor has two modes of operation referred to as the RUN mode and
14. le free operation It is recommended that the total be saved to memory before the battery is removed See Store Total on page 16 WARNING Do not open explosion proof enclosure unless the area is known to be free of hazards Failure to make the area safe before opening the enclosure can result in a hazardous situation with a potential for injury Carefully unscrew the enclosure cover to access the circuit board Remove the four screws securing the circuit board to the enclosure Lay the circuit board to the side being careful not to pull any wires from their connections Clip the battery retaining wire strap and remove the battery Replace the battery being sure to observe the proper polarity and install a new retaining strap or wire Reassemble the monitor reversing the disassembly process MAINTENANCE WARNING Always disconnect primary power source before opening enclosure for inspection or service 1 Frequent inspection should be made A schedule for maintenance checks should be determined by the environment and frequency of use It is recommended that it should be inspected at least once a year 2 Perform visual electrical and mechanical checks on all components on a regular basis a Visually check for undue heating evidenced by discoloration of wires or other components damaged or worn parts or leakage evidenced by water or corrosion in the interior b Electrically check to make sure that all connections are clean a
15. llow for linearization and can provide a better match of the displayed flow values with the actual flow values by incorporating more measurement points In the example the unit would be programmed for six points the five data points and a zero point and use pairs of input values to accomplish the linearization Form No 02 DSY PM 00114 01 12 21 8888 MM co Form No 02 DSY PM 00114 01 12 CM 53 b b A ETENI 13704511 09 Ho A Ch 14 A nE 5 U Wo 23 n A A uc SIW 13 5 4 4 INT LH A 3 oo A pajoajas aue S9710 SOM Jaya UBYM ajqejieAB Ajup 3 0N MME FIGURE 5 Programming Menu en sL U A T u uh ME t evi nci n 0611 nn on SE oN s UU2U A ANE 5 AH TH NIW e 125 efe ENT En 520 aL ED INI 170 1531 e H 22 LA ca LA Ay LA r Ay Ay AJ 99988888 w ven 7 98888898 w n FIGURE 6 4 20 mA Output Programming Menu 23 Form No 02 DSY PM 00114 01 12 APPENDIX A TROUBLESHOOTING GUIDE No LCD Display Battery Powered Version Check battery voltage Should be 1 5 Vdc Replace if low or bad Loop Powered Version Check for current flow in the loop Check polarity of the current loop connections for proper orientation No Rate or Total Check connection from meter pick up to display input terminals Displayed e Check turbine m
16. lternate between BOTH rate and total At the DISPLAY prompt press the ENTER key once The monitor indicates the display mode currently in effect If the current selection is correct press the ENTER key to advance to the next parameter To change to an alternate display mode use the arrow keys to scroll to the desired display mode and press ENTER to save the choice Form No 02 DSY PM 00114 01 12 9 SELECT RATE UNITS OF MEASURE The monitor allows the choice of many common rate units See Specifications on page 4 for a complete listing of the unit choices At the RATE UNT prompt press the ENTER key once The monitor indicates the rate units of measure the display is currently set for If the current selection is correct press the ENTER key to advance to the next parameter To change to an alternate unit use the arrow keys to scroll to the desired rate unit and press ENTER to save the choice SELECT RATE TIME INTERVAL The term rate implies that something is occurring over a period of time Most people are familiar with the rate of speed of a car reported in miles per hour MPH The same concept holds true for a flow meter The time choices are SEC seconds MIN minutes HOUR hours and DAY days At the RATE INT prompt press the ENTER key once The monitor indicates the time interval the display is currently set for If the current selection is correct press the ENTER key to advance to the next parameter To change to an alternate
17. m flow rate For the imaginary flow meter used in the example above the scaling would be as follows Input Value for Scaling Point 1 0 Display Value for Scaling Point 1 0 Input Value for Scaling Point 1 833 33 Display Value for Scaling Point 2 25 PULSE OUTPUT SIGNALS FOR NON LINEAR PROCESSES applications that can benefit from linearization Few flow meters actually behave in a linear way There is always some uncertainty about the exact flow at a given reported input value For many common flow measurement applications the assumption of linear flow is adequate for the process being measured When higher accuracy is required a technique called Linearization is often employed When the flow meter is being calibrated multiple data points are obtained for the particular meter being tested A typical five point calibration run is displayed in Table 1 on page 21 Form No 02 DSY PM 00114 01 12 UUT Hz UUT p e 60 NK Error EN FS 15 00 00 7697 307859 59 140 0 65 65 s Toz om oa UUT Unit Under Test Table 1 Typical Five Point Calibration Data If this meter produced an actual linear output the K factor calculation for the Unit Under Test would be exactly the same for each measurement point Inspection of the UUT K in the example above shows that this is not the case and indicates that this meter is not a perfectly linear device Many programmable displays a
18. m rate of flow for the meter should be used Form No 02 DSY PM 00114 01 12 4 20mA CALIBRATION When ordered with a 4 20mA output this menu item allows the fine adjustment of the 4 20mA output The 4mA setting is typically between 35 and 50 To set the 4mA value connect an ammeter in series with the loop power supply At the 4 20CAL prompt press ENTER once The display will show a steady NO indication Press the UP arrow key to change to a flashing YES display Press ENTER once to access the 4mA fine adjustment Or 458 2 10 30 VDC 1 5 VDC FIGURE 3 Typical Ammeter Connection Form No 02 DSY PM 00114 01 12 13 4mA ADJUSTMENT While monitoring the ammeter adjust the 4mA value to obtain a 4mA reading The UP arrow key increments the value and the RIGHT arrow key decrements the value When a steady 4mA reading is obtained on the ammeter press the ENTER key to lock in this value and move to the 20mA adjustment 20mA ADJUSTMENT The 20mA adjustment is performed using the same procedure as the 4mA adjustment While monitoring the ammeter adjust the 20mA value to obtain a 20mA reading The UP arrow key increments the value and the RIGHT arrow key decrements the value When a steady 20mA reading is obtained on the ammeter press the ENTER key to lock in this value and move to the next parameter
19. nd tight and that the device is operating correctly 18 Form No 02 DSY PM 00114 01 12 GENERAL NOTES ON SCALING This information is supplied asa general introduction to the basic concepts used to scale rate displays The applicability of the information is dependent on the type and capabilities of the specific display monitor used Flow meters producing an electronic signal are normally supplied in one of two output formats The pulse format generates some form of alternating signal that can be raw that is no amplification or wave shaping can be done prior to transmission to the readout The output pulse rate is related proportionally to flow rate Pulses can also be modified to produce higher output amplitudes or specific wave shapes The other output format is an analog signal This is a continuous variable voltage or current signal that is normally scaled to the dynamic range of the meter Typical analog signals are 0 5 Vdc 0 10 Vdc and 4 20 mA The analog signals may or may not be derived from a raw pulse signal produced by the flow meter Scaling for any of these input signals always requires at least two scaling points for a linear process a zero or minimum flow point and the maximum flow point Additionally each scaling point has two components the actual input signal value and the desired display value at that input signal for that scaling point For example a pulse output flow meter has a flow of 50GPM at a pulse ra
20. nting location that will provide sufficient strength and rigidity to support the enclosure as well as the enclosed device and wiring CAUTION Select a mounting location so that the enclosure will not be subjected to impact by heavy objects Impacts can damage enclosed devices or glass lens Form No 02 DSY PM 00114 01 12 5 3 Install Cooper Crouse Hinds EYS Sealing Fittings required by Section 501 5 and or 502 5 of the National Electrical Code and Section 18 of the Canadian Electrical Code or any other applicable local codes and when enclosure is installed in Class Group B hazardous locations For CSA Group C applications unsealed conduit lengths must not exceed 5 ft or 152 cm WARNING The hazardous location information specifying class and group listing of each instrument enclosure is marked on the nameplate of each enclosure CAUTION All unused conduit openings must be plugged Plug unused conduit openings with Cooper Crouse Hinds PLG2 Plugs must be a minimum of thick and engage a minimum of 5 full threads 4 Unthread instrument and power side covers and carefully set aside to prevent damage to the cover threads and glass lens when glass lens cover is used 5 Pull wires into enclosure making certain they are long enough to make the required connections and to remove the instrument or power supply if servicing is required Install instrument and power supply if applicable and make all electrical connect
21. or US CSA Hazardous Locations For Class l Div 1 Groups B C D Class II Div 1 Groups E F G Class Ill Type 4X T6 70 F To 22 2 No 30 for Canada FM3615 for US Units of Measure Gallons Oil Barrels Liters Cubic Meters MGal Cubic FT MCF MMCF Megltrs Acre FT Liq Barrels LBS Time Intervals Day Hour Minute Second 4 Form No 02 DSY PM 00114 01 12 EXPLOSION PROOF ENCLOSURE The EIH Instrument Enclosure is designed to house instrumentation and control equipment as well as act as a conduit outlet body in hazardous abusive and wet locations The EIH enclosure is approved by Underwriters Laboratories Inc Canadian Standards Association Factory Mutual and CENELEC for use in Class Groups B C and D Class Il Groups E F and G and Class l hazardous classified locations as defined by the National Electrical Code and Canadian Electrical Code It is also NEMA UL CSA Type 4 and IP66 rated for watertight applications With conduit seals installed within 18 inches of enclosure Unsealed conduit lengths must not exceed 5 ft 152 cm INSTALLATION WARNING Electrical power must be OFF before and during installation and maintenance 1 EIH Instrument Enclosures are furnished with 34 NPT offset through feed cast hubs for conduit entries Use Cooper Crouse Hinds RE21 SA to reduce to 12 hubs 2 Secure the enclosure to the conduit system If the enclosure has mounting feet select a mou
22. otal or alternating between both rate and total ae Ia Programming Buttons FIGURE 1 B2800XP Flow Monitor Form No 02 DSY PM 00114 01 12 3 SPECIFICATIONS Power Supply Options Battery Powered 1 D size 1 5 Volt alkaline battery Loop Powered 4 20 mA loop power Power Consumption Battery Powered Less than 1 mA 1 5 Vdc Loop Powered 25 mA maximum Alphanumeric Rate and Total Display 8 digit 5 high numeric display 8 character 25 high alphanumeric display Pulsed Output Signal Outputs one pulse for each increment of the least significant totalizer digit Max Voltage 30 Vdc Pulse Type Opto lsolated open collector transistor Pulse Width ON State 20 mS max pulse rate 20 Hz Current ON State 0 9V drop 5 0 mA or 0 7V drop 0 1A Magnetic Pick up Inputs Frequency Range 0 to 3500 Hz Trigger Sensitivity 30 mV p p Over Voltage Protected 30 Vdc Frequency Measurement Accuracy 0 1 Temperature Drift 50 ppm C max Analog Output Loop Powered Version 4 20 mA Current Loop Resolution 1 4000 Transient Overvoltages Category 3 in accordance with IEC664 Pollution Degree 2 in accordance with IEC664 Mounting Classification NEMA UL CSA Type 4 IP66 Environmental Operating Temperature 22 F to 158 F 30 C to 70 C Humidity 0 90 Non condensing Certifications CSA Ordinary Locations To 22 2 No 1010 1 for Canada ISA 82 02 f
23. st be used to program the monitor See General Notes on Scaling on page 19 K factor information when supplied can usually be found on the neck of the flow meter or stamped on the body The K factor represents the number of pulses per unit of volume The K factor will be needed to program the monitor readout 8 Form No 02 DSY PM 00114 01 12 ENTER PROGRAM MODE Change to PROGRAM mode by pressing the MENU button once The mode indicator will change from RUN to PROGRAM NOTE If any input value exceeds the meter s capabilities for that particular parameter the LIMIT indicator will begin to flash indicating an invalid entry Press ENTER once to return to the parameter entry screen to re enter the value Uuuuumumu BOBADOOO AZI A AZI UAV KO YO mete mn PR FIGURE 2 Front Panel SELECT METER SIZE At the METER prompt press the ENTER button once The current meter size number will begin to flash Using the arrow keys scroll through the size choices until you find the bore size of your meter Press ENTER once to save the meter size choice NOTE The meter connection size and the bore size are different For example many of the 1 NPT turbines have bore sizes that range from 36 up to 1 Be sure to use the correct bore size or the meter could report incorrect flows and totals SELECT DISPLAY FUNCTION The monitor can display RATE or TOTAL or a
24. te of 100Hz The actual input signal is the 100Hz figure but allowing the display to read 100 would be meaningless to the operator The solution to this problem is to scale the display to read 50 GPM when the input is 100Hz PULSE OUTPUT SIGNALS FOR LINEAR PROCESSES where linearization is not necessary Pulse output signals are related to flow rate by a constant usually referred to as the K factor The K factor is reported as the number of accumulated pulses that represents a particular volume such as gallon or liter K factors are indicated in pulses per unit volume or counts per unit volume An example of a K factor normally supplied by the manufacturer might be 2000 counts per gallon The K factor is correlated to flow through a simple mathematical relationship Frequency K factor x Volume per unit of time 60 Form No 02 DSY PM 00114 01 12 19 20 Using the previous example of 2000 counts per gallon and further assuming this meter has a maximum flow rate of 25GPM the formula can be rearranged to calculate the input frequency required for a scaling point as follows Frequency 2000 x 1 gal 60 33 333Hz at 1GPM Given that the meter has a maximum flow rate of 25GPM the maximum frequency would then be Frequency 2000 x 25 gal 60 833 333Hz at 25GPM A programmable display requires at least two points The first point is the zero or minimum flow and the second is normally the maximu
25. time interval use the arrow keys to scroll to the desired time interval and press ENTER to save the choice NOTE If flow rate is the only measurement of interest skip to KFAC UNT to complete the programming process SELECT TOTAL UNITS OF MEASURE If a total flow amount is desired the units for the total must be chosen first The monitor allows the choice of many common totalization units See Specifications on page 4 for a complete listing At the TOTL UNT prompt press the ENTER key once The monitor indicates the total units of measure the display is currently set for If the current selection is correct press the ENTER key to advance to the next parameter To change to an alternate unit use the arrow keys to scroll to the desired totalization unit and press ENTER to save the choice NOTE This unit of measure does not have to reflect the rate unit that was previously chosen Example Rate Units Gallons Total Units Barrels SELECT TOTAL DISPLAY MULTIPLIER The monitor has a very versatile display that has the ability to accumulate the flow total in multiples of ten For example if the most desirable totalization unit is 1 000 gallons the monitor can easily be set up for this requirement Once the unit is back in RUN mode every time the total display is incremented by one digit the actual total would be an additional 1 000 gallons At 1 000 10 Form No 02 DSY PM 00114 01 12 gallons the total display would read 1 at
26. utes ADDITIONAL INPUT OPTIONS The B2800XP Flow Monitor is capable of receiving magnetic pick up input or a contact closure input Since most Blancett flow meters utilize a magnetic pick up the monitor is shipped configured for magnetic pick up input To change to a contact closure input remove JP2 from the bottom two pins and jumper them to the top two pins See Figure 4 on page 17 Form No 02 DSY PM 00114 01 12 1 LINN r 3 014 A1aneg 2 2 m gt sind swoz yok ubag v oziz noemd jesay 2 jeuse xq 0001 O 20 9 1 20 0 01 n xew 06 o andui Ben ubag vwoz moesnd o gt sind sw 02 MOL xe 0 TB2 Reset m o jesey Jezijejo jeuJe xa 17 Form No 02 DSY PM 00114 01 12 BATTERY REPLACEMENT Battery powered monitors use a single 1 5V D size alkaline battery When replacement is necessary use a clean fresh battery to ensure continued troub
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