Berthold LB 442 Operating Manual Download Page 1

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Radiometric

Bulk Flow Meter

LB 442

Id. No. 32815BA2

Rev. Nr.: 02 10.10.2001

Summary of Contents for LB 442

Page 1: ...Radiometric Bulk Flow Meter LB 442 Id No 32815BA2 Rev Nr 02 10 10 2001...

Page 2: ......

Page 3: ...ty Precautions 23 3 2 Installation of the Measuring Device 24 3 2 1 Installation on Conveyor Belts 24 3 2 2 Measuring Frames on Screw Conveyors 27 3 2 3 Measuring Frames on Chain Conveyors 28 3 2 4 In...

Page 4: ...nt Materials 80 9 4 Evaluation Unit as Dry Weight Computer 81 9 5 Starting Stopping Operation of the System 81 9 6 Error Messages 82 9 6 1 Resetting Error Messages 82 9 6 2 Error Messages during Opera...

Page 5: ...chanical Drawings 133 13 4 1 Measuring Frame with Rod Source and Point Detector 133 13 4 2 Measuring Frame with Rod Source and 2 Point Detectors 134 13 4 3 Measuring Frame Divided 135 13 4 4 Free Fall...

Page 6: ...drawings revised menu structure added 2 10 10 2001 Rev2 is based on software version 2 10 The following modifications were added ATEX and Master Slave expansion added functions menus and parameter tab...

Page 7: ...s without a full knowledge of the relevant part of this manual the connected controller and the process if it is controlled by this measuring device Specific Cautions This measuring device utilizes ra...

Page 8: ...by law these measuring facilities may be operated only by specifically li censed persons with sufficient expertise and training The hardware and software of the LB 442 system makes it easy to adapt t...

Page 9: ...ions and calculations allow adapting the radiometric bulk flow measurement to the local situation and the conditions of the product being measured a Instrument configuration Operating modes Measuremen...

Page 10: ...urce and detector reduces the intensity to be measured at the detector The radiometric measurement utilizes the physical law of the at tenuation of gamma radiation passing through the product being me...

Page 11: ...l by gamma radiation is not possible at all 2 3 Measuring Configuration To be able to cover a certain measuring range continuously a measuring configuration must be realized where the dimensions of so...

Page 12: ...d chain conveyor types Measuring Frame Szintillation Counter Product Conveyor Belt Rod Source Figure 2 Measuring system mounted on conveyor belt The foot of the measuring frame contains the shielding...

Page 13: ...rod source in its shielding is installed on one side of the fall pipe and the detector on the opposite side The radiation entrance window is located on the front side of the detector with screw threa...

Page 14: ...to irra diate common belt loads Due to the lower energy the measur ing effect is better than with Co 60 Also the shielding costs for a Cs 137 source are lower than for a Co 60 source The half life per...

Page 15: ...hot products if a heat guiding plate or a water cooling protecting the detector cannot be installed For this application the detector is mounted below and the shielding with the source above the stre...

Page 16: ...adiation exit channel is exactly aligned with the scintilla tion counter that is installed on the opposite side Measuring frames for Americium sources do not require such strict shielding precautions...

Page 17: ...shielding Figure 6 Shielding side view in foot of measuring frame Open radiation exit channel only for measurement opera tion Do not stay or reach into the radiation path With the radiation exit chan...

Page 18: ...g the lever a 4 Turn lever until the arrow points straight up and the bore hole on the metal plate sits over the respective threaded bore hole 5 Turn in hexagon head cap screw and tighten it firmly Th...

Page 19: ...ages 145 and 146 Besides transmitting the count rates and possible error messages the slave has no further function The master takes over control ofr the entire measurement Since both detectors are fu...

Page 20: ...measurement decreases When using the free fall bulk flow meter on pipes a measuring de vice as depicted in Figure 9 is used The measuring device can simply be mounted onto existing fall pipes It cons...

Page 21: ...rdy base Figure 10 Measuring frame for rod detector with one point source If requested rod detector and point source may also be installed without measuring frame using a holding device provided by th...

Page 22: ...by the radiation field The detector comprises a sodium iodide crystal doped with Thallium b photomultiplier c electronics unit The built in microprocessor defines the configuration counts the pulse r...

Page 23: ...ta Power is supplied via 2 wire technique all measured data and information can be transmitted between de tector and evaluation at the same time The detector is assembled in a sturdy stainless steel h...

Page 24: ...tachometer In this case the tachometer including the flexible holder has to be installed in such a manner that the wheel is running on the lower belt For measurements on chain and screw conveyors the...

Page 25: ...rior to taking the system into opera tion Secure all screws and fixing parts so that they cannot come undone during operation and the shielding cannot fall down To keep the radiation exposure of the a...

Page 26: ...l Szintillationsdetektor Sch ttgut F rderband Stabstrahler Figure 13 Installation of measuring device on conveyor belt General information on how to install a measuring frame The measuring frame is co...

Page 27: ...has to be installed below and the shielding including the source above the conveyor flow The measuring frame is to be mounted such that there is sufficient space in front of the lock to replace the s...

Page 28: ...top part consisting of the two verticals and the crossbeam Figure 16 Bottom plate of measuring frame foot Base and bore holes Figure 16 for installation of the measuring frame foot at a suitable site...

Page 29: ...he detector is installed properly if it extends about 75 mm beyond the frame measured from the lower edge of the centerpiece Readjust the detector after you have connected and turned on the evaluation...

Page 30: ...irradiation of a scraper while the conveyor is moving will be reduced to a small section As a result one will get a smoother output signal 3 2 4 Installation for Free Fall Measurement Install measurin...

Page 31: ...Section 3 Installation 29 Figure 19 Free fall bulk flow measuring device side view On fall chutes measuring frame and rod source holder are used as depicted in Figure 17 approx 484 mm...

Page 32: ...r that the connection studs are located on the side of the connection box so that they can simply be fixed with the clamping device Installation on the scintillation counters is done in the same man n...

Page 33: ...g water required for the detectors LB 44 The ambient temperature was taken into consideration when calculating the required quantities but not any possible heat emission by surrounding components e g...

Page 34: ...000 in the Ap pendix 3 5 Installation of Evaluation Unit When installing the evaluation unit please keep in mind a According to the Ex protection criteria the evaluation unit must only be used outsid...

Page 35: ...cted to prevent ex ceeding of the temperature limits of the cable Following connection check that the connection room is carefully closed and the cable bushing properly sealed With a rod detector a 6...

Page 36: ...ly for the instrument and ob serve all safety previsions regarding the power supply A separate fuse protection and an easy to access shutoff have to be foreseen since the evaluation unit does not in c...

Page 37: ...During tare measurement RUN appears on the display Batch Ready Relay picks up when batch weight is reached Measurement is stopped Min Max You can select in the software if the relay picks up when drop...

Page 38: ...starts a tare measurement also in regular meas urement operation and saves the result Print start The actual tonnage is output to the printer The print row corre sponds to a row of the minute printout...

Page 39: ...e Depending on the configuration selected in the software either current signals or pulses supplied by a tachometer or a moisture signal 0 4 20 mA can be fed RS 232 Terminal for data transfer from eva...

Page 40: ...t 28 3 Install water cooling for temperatures 50 C 30 4 Option Install tachometer 32 on conveyor belt 32 on screw and chain conveyors 32 5 Install evaluation unit 32 6 Connect detector terminals 1 and...

Page 41: ...ay radiation exit channel OPEN Opening the radiation exit channel 1 Unscrew hexagon head cap screw b at lever a 2 Insert key in lock c 3 Push in lock and turn key to open the lock Now you can move the...

Page 42: ...of evaluation unit The measured counts are displayed Carefully move the detector forward and back to find the posi tion where it is measuring the most counts If you have found the correct position fi...

Page 43: ...group with done 1 2 Press sk2 to select the Operating Mode menu and then press more to scroll through the parameters Select Config Instrument with and confirm with en ter Constant belt speed or with...

Page 44: ...tput limits 0 4 and 20 mA for load Define Current Output Error Hold last measured value or enter mA value Define digital input 1 Belt stop or Erase mass integrator or batch mode Define digital input 2...

Page 45: ...w complete con veyor belt cycles The rule is the more cycles the more precise the result Proceed as follows Select Calibrate menu and the submenu sk1 Tare Meas Select operating mode for tare measureme...

Page 46: ...he prompt Comparative weight appears Enter result of comparative measurement Confirm value with enter Go to next calibration point with more To use an other calibration point proceed as described To u...

Page 47: ...d definition of all instrument settings and input of the required parameters o Three more function keys enter clear and run The illuminated display field on the front panel shows the relevant instrume...

Page 48: ...f the softkey button located below or when a measurement is running the status run Keypad Function The evaluation unit is operated via the softkeys and function keys described below with these keys yo...

Page 49: ...display sk1 sk2 Invokes the indicated menu Figure 27a more Invokes the next display or menu group sk1 General Data sk2 Operating Mode sk1 sk2 more done Shows the end of the menu and takes you back to...

Page 50: ...Setting Operating Mode Config Instrument Tacho Config Unit Selection Error Mode Loading at Stop sk1 sk2 Measure Parameter Detector Isotop Time Constant Belt Speed Basis Weight Width of Belt Product Se...

Page 51: ...owever Password protection is canceled when you enter the cor rect numerical value and confirm your entry with enter Date Enter the current date in the format TT MM YY The correct date is important fo...

Page 52: ...ta is lost when the instrument is reset Operating Mode Config Instrument The instrument configuration is defined by the required measuring configuration and the measuring task and can be selected by p...

Page 53: ...kg m and Static Calibration on page 72 Error mode Select if the measurement is to be aborted or continued if an error occurs If you select continue the error message is only dis played but the system...

Page 54: ...5401 03 50 50 18 0 X LB 4405 01 500 10 22 24 X LB 4405 02 750 10 5 22 24 X LB 4405 03 1000 13 13 15 X LB 4405 04 1250 13 5 13 15 X LB 4405 05 1500 15 10 12 X LB 4405 06 2000 22 10 12 X Detector code...

Page 55: ...ho or moisture input Available via Time constant 2 more This time constant smoothes the current input In most cases the standard value of 1 s is correct A higher value will smooth the measured value a...

Page 56: ...try to perform a cubic calculation Enter weight per area The weight per area is calculated as follows M t h F g cm2 v m s x b m x 36 Example Measuring range 0 200 t h Belt speed v 1 m s Belt width b 1...

Page 57: ...2 mA should be set The requested value has to be entered after selecting VALUE Digital Input o Digital Input 1 Define the configuration of digital input 1 terminal 18a and 18c Up to three different fu...

Page 58: ...Start Stop and print If the contact closed a tare measurement is carried out first Then the measurement automatically changes over to the measurement mode The measurement mode is interrupted as soon...

Page 59: ...zed energized de energized energized energized de energized de energized energized 3 Density in g cm Figure 30 Diagram illustrating the hysteresis Batch weight Only with setting of Batch mode at digit...

Page 60: ...ead in the tare count rate by pressing run When Time is se lected the remaining measuring time is displayed in addition with Length the remaining belt length Press the enter button at the end of the m...

Page 61: ...1 calibration point but you have to run through all 10 points Calibration points with zero values are not calculated If a calibra tion point includes a count rate with 0 cps this and all following cal...

Page 62: ...m s Automatic display of the averaged belt speed Measuring time s Display of measuring time Comparative weight t Enter the comparative weight for this calibration point This value can be entered befo...

Page 63: ...available and a linear curve is not sufficient In this case you have to enter the maximum weight per area as well See also on page 54 auto The program automatically selects the best curve fit Square o...

Page 64: ...a criterion for selection of the best calibration mode see calibration mode auto Factor Option You can enter a multiplicative factor to correct the load The load is multiplied with this value When run...

Page 65: ...d on the display and at the current output switches to 0 t h kg h or shows the last measured value See also function Load in case of stop on page 51 Totalizer t or kg Display of integrated total weigh...

Page 66: ...Raw data By pushing the more button the raw data of the connected de tectors can be displayed live The following raw data can be read for each detector HV Shows the actual high voltage value at the d...

Page 67: ...addition further detector systems can be connected via this interface o PC Only for data output to PC o Printer Only for data output to printer o Slave Only for further detector systems One slave eva...

Page 68: ...at midnight or when pressing the run button to start the measurement modes when the last decay compensation took place more than 24 hours ago The tare count rate and the count rates of the individual...

Page 69: ...25 6 0 X LB 4401 02 LB 5401 02 40 35 6 0 X LB 4401 03 LB 5401 03 50 50 18 0 X LB 4405 01 500 10 22 X LB 4405 02 750 10 5 22 X LB 4405 03 1000 13 13 X LB 4405 04 1250 13 5 13 X LB 4405 05 1500 15 10 X...

Page 70: ...o operation the zero or tare weight has to be determined The tare weight changes constantly as a result of conveyor irregu larities such as variation of the thickness of belt or as in the case of chai...

Page 71: ...are Measurement The tare measurement can be interrupted and started again any time by pressing run once more If a tare measurement has been stopped the averaged value re mains stored and the measureme...

Page 72: ...nges occurring in the course of time have to be compen sated for by a tare measurement This includes changes of the conveyor belt for example replacement of belts or chains links Tare must also be det...

Page 73: ...out measuring errors At each measurement point you should work with a different load The more the load of a calibra tion point differs from another calibration point the better the cali bration The re...

Page 74: ...a comparative weigher Which kind of comparative weighings are performed is dependent on the situa tion on site Truck weigher The material conveyed through the measuring frame is loaded onto a truck an...

Page 75: ...foil it is not negligible it has to be added to the ma terial weight While the material is being pulled through the meas uring frame the LB 442 averages the count rate Pulling the mate rial through t...

Page 76: ...nother data point in the menu Measure another calibration point at a differ ent load if possible To use no further calibration point enter 0 cps at the next Rate and confirm with enter The values of t...

Page 77: ...square and a3 the cubic coefficient o You may use the square error to assess the quality of the calcu lated calibration curve If this value is greater than 10 4 the calibration is not OK If more than...

Page 78: ...o start and stop a calibration measure ment With and you can switch to the live display In the live display a push of the run button is ignored With the and buttons you can scroll in this window the c...

Page 79: ...for a careful calibration It should only be used if minor corrections are required when in the load display Otherwise we recommend to run a re calibration An additive constant can be entered at Offse...

Page 80: ...easurement Push run button once more 9 2 Regular Operation 9 2 1 Results During measurement the current conveyor load is displayed the total tonnage is integrated in the mass integrator over the entir...

Page 81: ...isplayed live the tare measurement is also part of normal operation All changes occurring with time must be compensated for by a tare measurement In particularly this includes changes on the belt it s...

Page 82: ...ch measurement o In the I O Config menu select Batch Ready for Digital Output relay 3 and then enter the batch weight If the preset batch has passed through the measuring frame a signal is triggered a...

Page 83: ...pensation the dry weight and the to tal weight is indicated on the display 9 5 Starting Stopping Operation of the System To stop operation of the measuring system proceed as follows Disconnect system...

Page 84: ...t or calculated it 11 Power fail 1 month time The date has changed since the last operation by one month Check date Battery still OK 12 No input allowed Device locked by password Enter password 32 Wro...

Page 85: ...y output can still follow 9 6 4 Error Messages during Measurement Error No Error text Cause Solution 1 Rate Overflow Count rate 520 000cps Check configuration of applica tion or calculation 2 No Detec...

Page 86: ...ure 0 to 50 C no condensation Version Wall Housing LB4460 Operating temperature 0 40 C no condensation Storage temperature 40 to 70 C CPU 32 bit computer Data storage in FLASH memory Weight approx 2 k...

Page 87: ...3 digital inputs passive 1 Belt stop or erase mass integrator 18a 18c 2 External start tare measurement or print start Product 3 4 and Start Stop and print 20a 20c 3 External product selection 22a 22...

Page 88: ...B 44X1 Scintillation counter with NaI Tl crystal 25 25 40 35 or 50 50 Stability 0 1 Protection types according to ATEX II 2 G EEx de IIC T6 II 2 G EEx ib d II C T6 Type EX Crystal size mm Weight kg De...

Page 89: ...4 5 mm Stability 0 1 Photomultiplier EMI HV generation Voltage range control 500 V to 1500 V Counter Rate max 524 000 CPS Temp measurement via NTC accuracy 3 C Operating temp 40 to 60 C For point dete...

Page 90: ...nection box required Cross section in mm Max cable length in m 1 750 1 5 1000 2 5 1800 10 3 Wall Housing LB4460 Protection types ATEX II 2 G EEx ib IIC II 2 G EEx ib IIB Ambient temperature with prote...

Page 91: ...se rate Error code 2 Power supply for detec tor interrupted Check cable to detector Detector is faulty Replace detector Pulse rate too low Shielding not open or not properly opened Check lock and secu...

Page 92: ...any significant mechanical damage or strong corrosion the built in source will be protected Refer to the Radiation Protection Guidelines in Section 12 to check or replace the source The radioactive s...

Page 93: ...s manu facturing number consists of three groups of digits for example 1234 11 97 The first group is a consecutive number the second group identi fies the month here November and the third the year th...

Page 94: ...rrectly and all measured values and parameters are within the normal range Possible function problems must then have another cause Please refer to the 11 2 Trouble Shooting A total reset should be per...

Page 95: ...sword 32 Wrong password Wrong password input Enter correct password 34 Wrong input value Wrong parameter entry Input lies outside range 35 Calibration error Parameters for calculation of cali bration...

Page 96: ...arm hold 11 Power fail 1 month time abort continue alarm value 12 No input allowed continue continue no alarm normal 32 Wrong password continue continue no alarm normal 34 Wrong input value continue c...

Page 97: ...ou can calibrate the D A converter to the exact output current See also Service Menu on page 150 Test calculation Test cps You can enter any pulse rate within the calibration range to simu late an out...

Page 98: ...art value This allows rapid control of the HV to the optimum operation point after power out age The value can lie between 500 V and 1500 V Read default The start value of the high voltage stored in t...

Page 99: ...the numerical value on the display Adjust current in Calibration of current input Feed current of 1 8 mA Confirm dis play with enter and go on with more Then feed current of 18 mA confirm with enter...

Page 100: ...mma radiation hits the detector it triggers minute flashes of light in the crystal which are invisible to the naked eye These flashes of light release electrons from the light sensitive cathode photo...

Page 101: ...plateau recording see Ser vice menu The check can be performed using the source at the measuring location or better a test source Plot the measured re sults in a curve Figure 32 840 930 1020 1110 120...

Page 102: ...the value pair HV steps count rate Enter the count rate vs the HV as in the above diagram The plateau lengths and gradients will vary depending on the de tector type Detector type Plateau length in V...

Page 103: ...tal 5 can now be detached from the Mu metal shielding 6 o There is a thin layer of silicone oil between crystal and multiplier to ensure optical coupling silicone oil is rather viscous particularly at...

Page 104: ...acks Before re assembly apply a drop of clean silicon oil between crys tal and multiplier and distribute it evenly by gentle rubbing to en sure a sound optical connection between the two components Us...

Page 105: ...on can then be detached from the housing Replace the crystal multiplier assembly and carefully close the housing again Following replacement take another plateau The optimum op eration point is automa...

Page 106: ...onnel have been agreed upon on an international level Appropriate measures in designing the shield ings and arranging the measuring system at the measuring loca tion will ensure that the radiation exp...

Page 107: ...or have reached the end of their service life must be returned to the national radioactive waste disposal center or to the manu facturer Generally every member of staff should endeavor to minimize any...

Page 108: ...th the duration of the radiation exposure Conclusion Any work in the vicinity of radiometric measuring system has to be prepared carefully and organized such that it can be carried out in the shortest...

Page 109: ...rformed ac cording to the instructions and under the supervision of the Radia tion Safety Officer It has to be ensured that the lock of the shielding is closed and secured so that no unshielded radiat...

Page 110: ...respec tive drawings must be available Preparation All necessary work has to be prepared such that it can be carried out quickly so that exposure to the unshielded source is kept to a minimum Using a...

Page 111: ...dentified in the shielding in Figure 36 Proceed as follows to replace the source The radiation exit channel must be closed while replac ing the source Figure 36 Measuring frame foot source removal sid...

Page 112: ...ew cover cap 3 using a large screwdriver Screw M4 screw a few turns into the now accessible source end piece 5 Take hold of the M4 screw using a pair of pliers pull the rod source out of the shielding...

Page 113: ...the other end Turn screw out of new source Screw down cover cap using a large screwdriver Attach cover plate Insert emergency rod again Lock with padlock Check proper OPEN CLOSED function of locking...

Page 114: ...ource is cal culated as follows s r t k A D Dose 2 A is the activity of the source and k the respective specific Gamma radiation constant see the table below The distance from the measuring point to t...

Page 115: ...er simplified estimation is possible when the work is prepared well Based on the assumptions of a mean distance of 0 5 m for the whole body radiation and the time you are working with the unshielded s...

Page 116: ...e steps He may have to inform the authorities or contact the manufacturer or supplier of the measuring system If adequate know how as well as suitable instruments are avail able emergency measures may...

Page 117: ...Section 13 Appendix 115 Section 13 Appendix 13 1 Certificates 13 1 1 ATEX Certificate for Evaluation Unit...

Page 118: ...13 1 Certificates 116...

Page 119: ...Section 13 Appendix 117...

Page 120: ...13 1 Certificates 118...

Page 121: ...Section 13 Appendix 119...

Page 122: ...13 1 Certificates 120 13 1 2 ATEX Certificate for Detector...

Page 123: ...Section 13 Appendix 121...

Page 124: ...13 1 Certificates 122...

Page 125: ...Section 13 Appendix 123...

Page 126: ...13 1 Certificates 124 13 1 3 ATEX Certificate for Wall Housing...

Page 127: ...Section 13 Appendix 125...

Page 128: ...13 1 Certificates 126...

Page 129: ...Section 13 Appendix 127 13 1 4 Declaration of Conformance...

Page 130: ...5 sec Zeitkonstante 2 5 sec Zeitkonstante Tacho Moisture 5 sec Bandgeschwindigkeit 1 m s Messproduktauswahl Intern Massenintegrator nicht l schen Strom output Bereich 0 20 mA limit value 0 4mA 0 t h l...

Page 131: ...ment time 1708 sec 3 Weight 14 34 t 4 Rate 0 cps 4 Geschwindigkeit 0 m s 4 measurement time 0 sec 4 Weight 0 t 5 Rate 0 cps 5 Geschwindigkeit 0 m s 5 measurement time 0 sec 5 Weight 0 t 6 Rate 0 cps 6...

Page 132: ...13 3 Tachometer Installation 130 13 3 Tachometer Installation...

Page 133: ...Section 13 Appendix 131...

Page 134: ...13 3 Tachometer Installation 132 13 3 1 Tachometer...

Page 135: ...rce and Point Detector All dimensions in mm C Belt width mm A B H1 Side length H2 Total height L Diameter inside Weight kg 500 1006 776 700 962 706 215 800 1306 1076 700 962 1006 250 1000 1506 1276 10...

Page 136: ...int Detectors All dimensions in mm C Belt width mm A B H1 Side length H2 Total height L Diameter in side Weight kg 500 1006 776 700 962 706 215 800 1306 1076 700 962 1006 250 1000 1506 1276 1000 1262...

Page 137: ...Section 13 Appendix 135 13 4 3 Measuring Frame Divided Belt width A B L ca kg 1800 2496 1088 2196 215 2000 2696 1188 2396 230 2200 2896 1288 2596 245 2400 3096 1388 2796 260 2800 3496 1588 3196 290...

Page 138: ...13 4 Mechanical Drawings 136 13 4 4 Free Fall Measurement...

Page 139: ...Section 13 Appendix 137 13 4 5 Point Detector...

Page 140: ...ors The drawing of this frame refers to a measuring frame for a belt width of 1200 mm It is depicted representing a wide range of measuring frames A drawing for your measuring frame with rod detector...

Page 141: ...Section 13 Appendix 139 13 4 7 Holding Device for Point Source Shielding The holding device can be used only with Berthold measuring frame for rod detectors...

Page 142: ...58 11 5 LB 4405 02 32736 02 1078 708 10 5 LB 4405 2W 32736 12 1086 708 14 LB 4405 03 32736 03 1326 958 12 LB 4405 3W 32736 13 1334 958 17 LB 4405 04 32736 04 1574 1208 13 5 LB 4405 4W 32736 14 1582 12...

Page 143: ...s D h l1 l2 s ID No for single brackets ID No for one set 2 ea brackets Qty Use 65 41 5 85 105 1 5 05675 1 85 52 100 122 2 05678 24840 1 rod detector without water cooling 80 48 85 80 48 05677 1 85 52...

Page 144: ...1 Point source 2 Radiation exit 54 or 72 3 Padlock Type ID No A B C D E F G L Weight in kg 100 17491 240 210 125 11 80 40 15 225 32 150 17493 360 320 195 18 100 65 20 265 70 200 17494 410 360 220 23 1...

Page 145: ...Section 13 Appendix 143 13 4 11 Evaluation Unit...

Page 146: ...in Max Batch Ready Probe Voltage Supply Output GND 115 230VAC 24VDC Ground Pulse Input or Current Input RS 485 Current Out 0 4 20mA Isolated for Flow Rate in t h or kg h Belt Stop Batch Mode Reset Mas...

Page 147: ...20mA Isolated for Flow Rate in t h or kg h Belt Stop Batch Mode Reset Mass Integrator Extern Tare Print Start Ext Start Stop Print Product 3 4 Product 1 2 Failure Pulse Output for External Mass Count...

Page 148: ...13 5 Wiring Diagram 146 13 5 3 19 Frame...

Page 149: ...t Input limits 0 4 mA 20 mA Current Input 0 4 20 mA Digital Input 1 Belt Stop Reset massintegr Batch mode Digital Input 2 Extern Tare Print Start Ext Prod 3 4 Start Stop Print Batch Ready Min Max Max...

Page 150: ...are Measurem sk2 Calibrate sk1 sk2 more Tare measure at Belt length Time sk1 Service menu sk2 Interfaces sk1 sk2 etc Interfaces RS 232 PC RS 485 Slave PC Access Control Read Only Data Change of Data N...

Page 151: ...meter sk1 B E R T H O L D Detector Software Version 1 00 Factory setting press sk1 Clear Language B E R T H O L D LB 442 V2 00 B u l k F l o w Date Time Date DD MM YY Time HH MM Password Detector Code...

Page 152: ...k2 PT 100 Adjust sk1 sk2 more f r PT 100 Adjust please press sk1 Clear sk1 Adj current out sk2 Adj current in sk1 sk2 exit Current 1 8mA Offset 4820 more Current 18mA Offset 458 more Curr Input Adjust...

Page 153: ...Instrument Const Belt Speed With Moisture Comp With Tacho Const Belt Speed Tacho Input Pulse Input Current Input Pulse Input Tacho Pulse Rev 500 2500 5000 500 Drive for Tachometer Wheel Drive Shaft L...

Page 154: ...1 Current Output 0 20 mA 4 20 mA 0 20 mA Current Output Limits 0 4mA 0 99999 9 0 t h kg h Current Output Limits 20mA 0 99999 9 100 t h kg h Digital Input 1 Belt Stop Reset Mass Integrator Batch Mode...

Page 155: ...m 100 m Tare Count Rate 0 999 999 cps 10 000 cps Background for Rod Detector 0 999 999 cps 0 cps Data Point Count Rate cps Speed m s Measuring Time s Compared Weight t kg kg m Date 1 2 3 4 5 6 7 8 9 1...

Page 156: ...y ceck 101 Data output 57 Data transfer 37 Date 49 66 Decay compensation 49 66 Detector 8 9 20 24 Technical Data 86 Detector connection 34 Detector head 27 Detector list 52 67 Detector re adjustment 4...

Page 157: ...49 66 PC 37 Photocathode 102 Photomultiplier 20 98 101 Plateau Start 97 Plateau Check 97 Point detector 137 Point source shielding 142 Power supply 10 21 37 45 Principle of measurement 8 Print parame...

Page 158: ...hometer installation 130 Tare compensation 70 Tare count rate 58 63 70 Tare measurement 35 43 56 58 68 69 85 128 Tare measurement via belt length 69 Tare measurement via time 68 Technical data 84 Temp...

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Berthold LB 442, Operating Manual

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