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Tokyo Keiki KRG-10 User Manual Download Page 26

2-9 

2.7.4  Narrow channel 

 

With conditions such as the distance to the water surface width of the channel, from the level meter, 
edge effects and the liquid surface and the walls are different. By changing the polarization of the 
microwave, you may be able to reduce the influence of the edge. 

 
 

Wrong

Correct

 

 

Fig. 2.7.4    Installation method for the narrow channel 

 

Summary of Contents for KRG-10

Page 1: ...Document No KF13 001K Microwave Level Gauge RG 10 User s Guide...

Page 2: ...s injury to the operator WARNING Indicates that incorrect usage may result in loss of life or serious injury to the operator CAUTION Indicates that incorrect usage may result in injury to the operator...

Page 3: ...nd use of the device NOTE Ex only Product code Refer to Chapter 1 Serial number Date of manufacture Ex certification No Ex only Ex marking Ex or IP code Non Ex Operating voltage Signal output Intrinsi...

Page 4: ...not free 5 Check that the warning label is not damaged If the warning label on the device is unreadable contact the seller 6 This manual is protected by copyright laws and all rights are reserved No...

Page 5: ...use or storage in a corrosive atmosphere f Failure caused by improper handling or operation by user 2 Warranty set forth in this paragraph is only guaranteed by the manufacturer In any case the manuf...

Page 6: ...ase carefully check the characteristics of the process material Leakage of process fluids caused by improper material selection it can harm to the human body or the device For the structure of the par...

Page 7: ...e and humidity Do not use the device outside the specified voltage Do not use a scratched or bare wire power coaxial or signal cable For device operations open the cover at the top of the body and use...

Page 8: ...LCD Also when an abnormal measurement is detected a predetermined alarm is outputted Please take appropriate action in such a case Before you change device parameters see appropriate section in this m...

Page 9: ...8 Blank...

Page 10: ...enna 2 3 2 3 Beam area 2 4 2 4 Tilt of antenna 2 4 2 5 Cable connection 2 4 2 6 Measuring range 2 5 2 7 Tip for stable measurement 2 6 2 7 1 Against pipe structure or ladder 2 6 2 7 2 Shoulders and st...

Page 11: ...planation of the toolbar 6 10 6 1 12 Explanation of the status bar 6 10 6 1 13 Saving settings 6 11 6 1 14 Restoring settings 6 11 6 1 15 Language settings 6 12 6 1 16 Icon Tree display 6 14 6 1 17 En...

Page 12: ...Maintenance and inspection 8 1 8 2 Maintenance and inspection for Ex parts 8 1 8 3 Maintenance and inspection for peripheral 8 1 8 4 Lifetime of components 8 2 8 5 Replacement of terminal module 8 3 8...

Page 13: ...12 Blank...

Page 14: ...construction KRG 10 consists of transmitter head and antenna LCD module can be attached in the transmitter head which is an optional item The LCD module is used to enter instrument parameters and dis...

Page 15: ...1 2 Ex types has a different structure Fig 1 2 2 Transmitter head with cone antenna 1 Transmitter head 1 Transmitter head 2 Flange option 2 Flange option 3 2 cone antenna 3 4 cone antenna...

Page 16: ...1 3 Fig 1 2 3 Transmitter head with PTFE sealing antenna 1 Transmitter head 1 Transmitter head 2 Flange option 2 Flange option 3 2 PTFE sealing antenna 3 4 PTFE sealing antenna...

Page 17: ...1 4 Fig 1 2 4 Transmitter head with rod antenna 1 Transmitter head 2 Flange option 3 1 rod antenna...

Page 18: ...antenna and PTFE sealing antenna it must be used flange optional seal gasket out of scope and O ring accessory to satisfy protection class IP66 or IP67 Also when mounting the flange please tighten de...

Page 19: ...dingly as below Table 2 2 1 Maximum height of nozzle 2 50mm PTFE Sealing antenna 150 mm 4 100mm PTFE Sealing antenna 500 mm NOTE In case that maximum height of nozzle is not satisfied limitation in ac...

Page 20: ...gth is 186mm NOTE In case that extension of rod antenna is not satisfied to leave over 40mm from nozzle tip enough microwave can not get into the tank inside It may affect stable measurement Flange su...

Page 21: ...Rod antenna Beam angle deg 18 8 25 Distance m 5 1 6 0 7 2 2 10 3 2 1 4 15 2 1 20 2 8 25 3 5 30 4 2 Distance Fig 2 2 4 Beam area and distance 2 4 Tilt of antenna The antenna keep attaches a horizontal...

Page 22: ...to antenna inside or dusty air layer may decrease reflection signal strength which may let measurable range be shorter Contamination to antenna can cause reduced sensitivity please remove contaminatio...

Page 23: ...ungs are largest when the axis of such objects are in parallel with the electric field The orientation of the electric field generated by transmitter is as shown in the Fig 2 7 1 1 In case mounting th...

Page 24: ...resent in the space 2 7 2 Shoulders and struts Install a reflector flat metal plate above the obstacle as shown in the Fig 2 7 2 Correct Wrong Shoulder Shoulder Reflector Fig 2 7 2 Installation method...

Page 25: ...inlet Nearby tank inlet may have turbulent foam or splash which decrease reflection echo strength Level gauge should be installed avoiding such location Correct Wrong Fig 2 7 3 Installation method for...

Page 26: ...rface width of the channel from the level meter edge effects and the liquid surface and the walls are different By changing the polarization of the microwave you may be able to reduce the influence of...

Page 27: ...nnel walls and the liquid surface For flat wall tank applications install level gauge as the axis of the electric field is oriented 45 degrees to the tank wall However the distance from the wall and l...

Page 28: ...between antenna outer diameter and pipe inner diameter should be less than 2 mm Air vent hole approx 5mm 10mm must be positioned above maximum liquid level Low dielectric constant liquid may require...

Page 29: ...the effects of reflected waves from the connection pipe connecting the tank and the bypass pipe please note the following points E of Level gauge should be positioned right angled against connection...

Page 30: ...2 13 2 9 Required tools Following tool will be required to install this level gauge Monkey wrench Hexagon wrench 3mm...

Page 31: ...t not to bend on be damaged the point of A In case of this place is bent or damaged it may cause noise reflection Fig 2 10 1 1 Required item for cone antenna installation WARNING Do not damage antenna...

Page 32: ...cone antenna unit by locking nut NOTE Please apply the grease lubricating for O ring Please be careful there is no adhesion of dirt for O ring through assembling Locking nut Transmitter Washer Flange...

Page 33: ...Tighten locking nuts as below then fixing transmitter and antenna unit with flange Locking nut Flange Option Locking nut of transmitter head Ex types has a different structure Fig 2 10 1 3 Transmitter...

Page 34: ...ighten the assembled unit by the bolts and nuts as below Gasket Out of scope Tank nozzle Nuts Out of scope Bolts Out of scope Nozzle flange Flange Option Ex types has a different structure Fig 2 10 1...

Page 35: ...d it may cause noise reflection Do not use metal gasket which may disturb proper microwave propagation It must be used flange optional seal gasket out of scope and O ring accessory to satisfy protecti...

Page 36: ...tter fix to PTFE sealing antenna unit by locking nut NOTE Please apply the grease lubricating for O ring Please be careful there is no adhesion of dirt for O ring through assembling Locking nut Transm...

Page 37: ...Nozzle flange Flange Option Gasket Out of scope Tank nozzle Nuts Out of scope Nozzle flange Flange Option Bolts Out of scope Fig 2 10 2 4 Installing onto the tank nozzle 5 If a nozzle flange is differ...

Page 38: ...zes are typically 51mm and 102mm Gaskets must have sufficient width to cover surfaces between flanges and the adapter for preventing any leakage Gasket for adapter Out of scope Tank nozzle Nuts Out of...

Page 39: ...it may cause noise reflection Do not use metal gasket which may disturb proper microwave propagation It must be used flange optional seal gasket out of scope and O ring accessory to satisfy protectio...

Page 40: ...ix to rod antenna unit by locking nut NOTE Please apply the grease lubricating for O ring Please be careful there is no adhesion of dirt for O ring through assembling Please note direction of the rod...

Page 41: ...2 24 3 Tighten locking nuts as below then fixing transmitter and antenna unit with flange Fig 2 103 3 Transmitter fixing...

Page 42: ...heet shaped part of antenna Fig 2 10 3 4 Installing onto the tank nozzle 5 If a nozzle flange is different from the proper size for the antenna an adapter must be used for the appropriate installation...

Page 43: ...e sufficient width to cover surfaces between flanges and the adapter for preventing any leakage Gasket for adapter Out of scope Tank nozzle Nuts Out of scope Nozzle flange Flange Option Bolts Out of s...

Page 44: ...tightening torque of the cable is 6 0 0 2 Nm 7 Tighten the terminal cover again Please refer to the 3 1 2 For IP67 qualified products 8 Connect external ground terminal Fig 3 1 1 Connecting diagram CA...

Page 45: ...ut of sight Table 1 Tightening torques of cable ground Ex Blind plug and Non Ex blind plug Ex approval Cable gland Ex Blind plug Non Ex Blind plug Ex 3 5 0 2Nm Non Ex 6 0 0 2Nm 1 9 0 1Nm 1 For Ex prod...

Page 46: ...accessories After wiring of transmitter side then proceed confection of accessories Followings are example of wiring 1 Non Ex connection example Operating voltage 10 5 to 36V DC Output signal 4 to 20m...

Page 47: ...tmosphere Do not make static electricity Do not use paint thinner or other chemical products Wipe away any dirt with a soft cloth Do not modify any of structure Following requirements must be kept in...

Page 48: ...ct to satisfy the Ex requirement Do not open either of lids while the power is supplied or in the explosive gas and dust atmosphere Do not make static electricity Do not use paint thinner or other che...

Page 49: ...DC maximum load resistance is 1159 NOTE Resistors used in HART communication is 250 It shows the power operating voltage of 250 in Fig 3 1 5 Non Ex 16V DC Ex ia 17 5V DC Ex ia db and Ex d ia 23 5V DC...

Page 50: ...sistance 10 Grounding terminal is outside of the transmitter and inside of the terminal box respectively May use which grounding terminal If screened cable is necessary connect the cable screen on bot...

Page 51: ...3 8 Blank...

Page 52: ...configured through the keys and display or HART communication in case of using the keys and display refer to Chapter 5 LCD and 4 Keys operation in case of using HART communication refer to Chapter 6 O...

Page 53: ...apter 5 LCD and 4 Keys operation Configuration software on PC Please refer to Chapter 6 Operation by configuration software To set the parameter by configuration software you must establish the connec...

Page 54: ...e set However in particular case you need to change parameters please refer to Chapter 7 Precautions on equipment settings Non volatile memory stores parameter data while power off so parameters are n...

Page 55: ...4 4 Blank...

Page 56: ...ts are displayed during normal operation Blinking display of the last measured value indicates that level gauge is in alarm mode If the measurement is failure No surface echo status flashes When the k...

Page 57: ...gral Decimal number Current mA 5 digits max Integral 2 Decimal 3 Signal Amplitude dB 3 digits max Integral number Temperature C 4 digits max Integral 3 Decimal 1 Max Volume 5 digits max Integral Decim...

Page 58: ...u No will be shown as below Below example shows Menu 0 Fig 5 2 3 LCD main menu No ENT ESC 0 000 Meas mode 0 1 2 7 8 Main menu ENT ESC 0 0 0 1 0 2 0 8 0 9 Sub menu 00 ESC ENT ENT ESC ENT ESC ESC ENT ES...

Page 59: ...ey Fig 5 2 4 Change main menu No 4 When ENT key is clicked in main menu sub menu will be shown as below Below example shows main menu 0 sub menu 0 Fig 5 2 5 LCD sub menu No 5 Sub menu can be changed f...

Page 60: ...alue will flicker Fig 5 2 8 Input set value 8 Flickered value can be changed by UP or DN key When ENT key is clicked the flickered value will be decided and changed to next digit Fig 5 2 9 Change flic...

Page 61: ...menu 3 ENT 0 0 Sub menu 4 UP 0 1 5 UP 0 2 6 UP 0 3 7 UP 0 4 8 UP 0 5 9 ENT 10 000 10 ENT 10 000 0 flickers 11 UP x 5 10 005 x 5 push 5 times 12 ENT 10 005 13 UP x 5 10 055 14 ENT 10 055 15 UP x 5 10 5...

Page 62: ...lc Method 0 0 4 1 1 D Diameter 1 m or Ft 0 000 99 999 1 2 L Length 1 m or Ft 0 000 99 999 1 3 O Offset 0 m or Ft 99 999 99 999 1 4 A Distance To Full Level 0 m or Ft 99 999 99 999 1 5 Volume Unit 0 0...

Page 63: ...0 1 6 1 Level Prediction 0 0 1 6 2 Slow Search Slow Search 0 0 1 6 3 Slow Search Speed 0 m or Ft 0 000 99 999 6 4 Empty Tank Detection Empty Tank Detection 0 0 1 6 5 Empty Tank Detection Position 0 m...

Page 64: ...nce 2 Volume 3 Flow 4 Current 5 Sig Amp 6 Temperature 7 Max Volume 8 Max Flow 9 Volume Ratio 10 Flow Ratio 11 Elapsed Time from Start 12 Search Count Number of searches executed 13 Elapsed Time from F...

Page 65: ...is set to 4 cone antenna and H is set to 0 1m H is forced to minimum dead zone 0 436m Table 5 4 1 Minimum dead zone of each antenna Antenna type Minimum dead zone m Ex types 2 cone antenna 0 136 0 15...

Page 66: ...2 Volume Calc Method 1 1 D Diameter Enter the parameter D diameter of the tank 1 2 L Length Enter the parameter L length of the tank 1 3 O Offset Enter the parameter O offset of the tank 1 4 A Distanc...

Page 67: ...to a Table 6 3 2 2 1 Weir Type Weir formula JIS B 8302 or JIS K 0094 0 60 Triangular weir JIS B 8302 only 1 90 Triangular weir 2 Rectangular weir 3 Full Width weir 0 60 Triangular weir 1 90 Triangular...

Page 68: ...6 PF 10 11 1641 304 8 610 845 914 2867 381 1492 508 PF 15 15 2508 457 2 762 1026 914 2943 381 1676 508 PF 20 43 3374 609 6 914 1207 914 3019 381 1854 508 PF 30 62 5138 914 4 1219 1572 914 3169 457 222...

Page 69: ...4 US Gallons D 5 US Gallons h 6 US Gallons min 7 US Gallons sec 8 Barrels D 9 Barrels h 10 Barrels min 11 Barrels sec 12 Ft3 D 13 Ft3 h 14 Ft3 min 15 Ft3 sec 3 0 Analog Current Output Parameter Enter...

Page 70: ...ing 4 1 Median Filter Set allowable value using calculation to get accurate measured value Please refer to 6 6 1 Measurement Support for the details 4 2 Re search Delay Time delay after loss of surfac...

Page 71: ...While this function is On detected multi bounce echoes double bounce triple bounce etc will be ignored 0 Off 1 On 5 2 Double Bounce Offset Enter the offset value from gauging reference point to top su...

Page 72: ...el if echo was lost 0 Off 1 On Distance t2 Valid Window t3 t t1 t4 t2 t3 t4 d d Fig 5 4 10 Level tracking 6 1 Level Prediction While this function is On predicted value will be outputted according to...

Page 73: ...lower than empty tank detection position when echo was lost 0 Off 1 On 6 5 Empty Tank Detection Position Enter a threshold value distance from tank bottom as empty tank detection position to recognize...

Page 74: ...e adjusted 7 5 Flow Offset Calibration Enter an offset value to be adjusted flow measurement value 7 6 Flow Span Calibration Enter a span value to be adjusted flow measurement value 7 7 Flow Cutoff En...

Page 75: ...ror Transmitter failure E 04 Volume Table Flow Table Input parameter error in the tables Inputted inconsistent data in volume table or flow rate Table otherwise deviation between Point number and data...

Page 76: ...le is shown in the following Fig 6 1 1 Fig 6 1 1 System configuration 6 1 2 What is Level Config Level Config is the configuration software for KRG 10 that enables to adjust the device by using a PC U...

Page 77: ...higher Required software Adobe Acrobat Reader In case of using Adobe Acrobat Reader 10 0 or later the following environment setting must be implemented for Adobe Acrobat Reader Setting for Adobe Acro...

Page 78: ...Start tab 2 Select the Hardware tab in System and click Device Manager In Windows 7 click Device Manager directly 3 In the tree view expand the Ports COM LPT node 4 Select the Communications Port tab...

Page 79: ...anual folder Level Config_V Configuration software folder README Quick instruction document in the folder of LevelConfig_V HelpPage_KRG txt Settings file for calling the Help file Language csv Display...

Page 80: ...llowing two methods to close the configuration software Select Exit in File on the menu bar Fig 6 1 5 Menu bar exit button Click the x button close button in the upper right of the window Fig 6 1 6 Wi...

Page 81: ...settings file To reset the basic settings and return to default values delete the initial settings file from the configuration software folder Basic settings of the configuration software Window posit...

Page 82: ...requently using button operations Menu selection panel In the menu selection panel you can switch menus using button or tree hierarchy display operations Menu display panel In the menu display panel m...

Page 83: ...ent output parameters to the device Measurement support settings outlier removal settings and tracking settings Reading measurement support parameters from the device and writing measurement support p...

Page 84: ...witch menus The configuration menu will open according to click operation Use this to switch menus The application wizard will open according to click operation Use this to switch menus The analog cur...

Page 85: ...the processing progress Use to connect to the device The device connections menu will open according to click operation Reads from a file the saved parameter echo curve and other values Saves the curr...

Page 86: ...ad are saved to a file The file is saved in csv format so it is possible to check it in Microsoft Excel etc 6 1 14 Restoring settings This section explains how to restore settings If you click Open in...

Page 87: ...below 1 Switching language operations 2 Switching the display language 3 Language table settings Refer to the following page for details on each item Language operation selection area Display language...

Page 88: ...English Japanese The display language will be Japanese Third language The display language will be a third language set in the language table If you click the Apply button for Language Operation Lang...

Page 89: ...n display it is possible to switch the menu by using the menu switching button If the menu selection panel display is tree display it is possible to switch the menu by using the menu switching tree If...

Page 90: ...nel and button operation panel areas by clicking the Wide or Short buttons on the toolbar When enlarged the menu selection panel cannot be used but the menu can be switched by using the menu bar Fig 6...

Page 91: ...e configuration software together to the device To start writing all of the parameters click All Write on the toolbar Then the following window will be displayed so click OK to begin writing all of th...

Page 92: ...ds displayed in the window pages related to the keyword of the Help file this manual will be displayed Note that if there is no Help file this Manual in the Manual folder or if the file is damaged it...

Page 93: ...settings with the device Protocol Select HART or PROFIBUS Pending The device of the selected interface must be correctly connected Port Specify the COM port for communication Device Specify the device...

Page 94: ...r or menu selection panel 6 3 1 Basic Settings On the basic settings menu it is possible to read write the basic settings data parameters for the device If you click Basic Setting tab or Basic Setting...

Page 95: ...w volume ratio flow ratio elapsed time from start search count elapsed time from final search margin of sensitivity Measurement Unit Measurement units m Ft The distance unit in a sentence is indicated...

Page 96: ...splayed with a light gray in case of the input error Fig 6 3 3 Volume calculation menu 1 Reading volume calculation data To read the volume calculation data from the device click the Read button After...

Page 97: ...D Measured tank diameter 0 0m to 99 999m L Measured tank length 0 0m to 99 999m Point Number Number of points of volume table 0 to 100 Volume Table Volume table Level value 99 999m to 99 999m volume v...

Page 98: ...th a light gray in case of the input error Fig 6 3 5 Flow rate calculation menu 1 Reading flow rate calculation data To read the flow rate calculation data from the device click the Read button After...

Page 99: ...f weir edge relative to bottom of channel 0 0m to 99 999m Flume_JIS data Size of Parshall Flume PF 01 PF 02 PF 03 PF 06 PF 09 PF 10 PF 15 PF 20 PF 30 PF 40 PF 50 PF 60 PF 70 PF 80 refer to a Table 6 3...

Page 100: ...lar weir Q Kbh K 107 1 0 177 h 14 2 h D 25 7 B b h DB 2 04 B D B 0 5 6 3 m b 0 15 5 m D 0 15 3 5 m bD B 0 06 h 0 03 0 45 b m Full width weir Q KBh K 107 1 0 177 h 14 2 h D 1 D 1 m 0 D 1 0 55 D 1 B 0 5...

Page 101: ...K 0094 JIS K 0094 Flow calculation formula 90 Triangular weir Q 1 40 h 60 Thomson formula Rectangular weir Q 1 84 b 0 2h h 60 Francis formula Full width weir Q 1 84 B h 60 Francis formula Remarks Q Fl...

Page 102: ...508 381 1492 2867 2487 635 Ha1 527 PF 15 457 2 15 2508 762 1026 914 508 381 1676 2943 3803 469 Ha1 5381 PF 20 609 6 43 3374 914 1207 914 508 381 1854 3019 5141 625 Ha1 5497 PF 30 914 4 62 5138 1219 15...

Page 103: ...t3 D 0 0 9999999 Ft3 h 0 0 3531431 Ft3 min 0 0 58857 19 Ft3 sec 0 0 980 953 Table 6 3 5 Input range depend on flow unit Zero point Flow Unit Minimum Maximum m3 D 2399976 2399976 m3 h 99999 0 99999 0 m...

Page 104: ...6 29 Fig 6 3 7 Flow Calc Method Fig 6 3 8 Weir Type 60 Triangular weir 90 Triangular weir Rectangular weir Full width weir User Defined Flow Table Flume_JIS...

Page 105: ...ick Application on the menu bar or the menu selection panel application setting wizard is displayed Please select application to set from displayed items The frame color of a selected item changes to...

Page 106: ...ion setting wizard changes depending on a selected item Fig 6 4 2 Application setting wizard Selected Clear Setting Selected Tank Selected Open Path Selected Pipe Choose detailed setting Input pipe pa...

Page 107: ...ces Select when the device is used on the surface with ruffles wave height more than 5 mm Discharged water Select when much turbulent ruffles occurred due to inlet of liquids exp more than 100 L s fro...

Page 108: ...t matches the status of the device will be displayed with a white The color of cell will be displayed with a light gray in case of the input error Fig 6 5 1 Analog current output menu 1 Reading analog...

Page 109: ...rted by firmware version 1 6 1 or later Factor causing alarm output No Receiving Echo Device Failure Both Analog Current Output Range data It is supported by firmware version 1 6 0 or later Output Ran...

Page 110: ...data that matches the status of the device will be displayed with a white The color of cell will be displayed with a light gray in case of the input error Fig 6 6 1 Measurement support menu 1 Reading...

Page 111: ...red values In case that you will set 2 sec for Median Filter value it means removing 2 values from 5 measured values to get median value by 3 measured values Number of measurement values Median Filter...

Page 112: ...tive value of the liquid level to zero ON OFF Noise Margin The amount of the signal level decreased to mask the noise when the noise level is loud 0dB to 255dB Fig 6 6 4 Noise Margin 10 24 Signal Ampl...

Page 113: ...of cell will be displayed with a light gray in case of the input error Fig 6 6 5 Outlier removal menu 1 Reading outlier removal data To read outlier removal data from the device click the Read button...

Page 114: ...Bounce Offset Offset value from the flange surface to the upper surface of the tank 99 999m to 99 999m Fig 6 6 7 Double bounce Bottom Visible Function for removal as an outlier when the detected echo...

Page 115: ...ell will be displayed with a light gray in case of the input error Fig 6 6 9 Tracking menu 1 Reading tracking data To read the tracking data from the device click the Read button After reading starts...

Page 116: ...low Search Speed Set the distance per second to enlarge the effective window during slow search The distance to be enlarged varies depending on the search time 0 0m to 99 999m Note Search time s Boot...

Page 117: ...ll be displayed with a light gray in case of the input error Fig 6 6 13 Device information menu 1 Reading device information data To read the device information data from the device click the Read but...

Page 118: ...communication Up to 32 characters Descriptor Character string of Packed ASCII uppercase alphanumeric characters and punctuation characters used for identification of HART communication Up to 16 charac...

Page 119: ...f the device will be displayed with a white The color of cell will be displayed with a light gray in case of the input error Fig 6 7 1 Analog menu 1 Reading analog data To read the analog data from th...

Page 120: ...ig 6 7 3 4mA output Then the following window will be displayed so follow the window display to measure the output current After clicking OK once measurement has finished input the calibration value p...

Page 121: ...After clicking OK once measurement has finished input the calibration value present current value and click the Write button to write the calibration value to the device Fig 6 7 8 Measurement calibra...

Page 122: ...rror Fig 6 7 10 Level menu 1 Reading level data To read the level data from the device click the Read button After reading starts wait momentarily until the processing progress on the status bar stops...

Page 123: ...lume flow table If you click Check tab or Check in the tree display the following window is displayed Fig 6 7 11 Check menu NOTE That to perform a table check you must have set the volume calculation...

Page 124: ...current output confirmation dialog box Then the following window will be displayed so follow the window display to measure the output current When measurement has finished click OK Fig 6 7 14 Current...

Page 125: ...dow will be displayed so follow the window display to measure the output current When measurement has finished click OK Fig 6 7 16 Current value measurement instructions dialog box The following outpu...

Page 126: ...wing window is displayed When data does not match the status of the device the fixed disturbance echo value display area will be displayed with a yellow And when data matches the status of the device...

Page 127: ...d in a state of setting Auto Read in the echo viewer operation area to ON the echo curve data will be continuously read during the period that Auto Read is ON If you want to stop Auto Read set it to O...

Page 128: ...e edited noise table to its state prior to editing Using the assist tool to gather together a two point interval of noise table points to make a linear plot Using the rejector to set the minimum value...

Page 129: ...wo point interval of noise table points to make a linear plot It is possible to use the assist tool to gather together a two point interval of noise table points to make a linear plot To operate the a...

Page 130: ...interval between the reference point and edit point linear by using the assist tool To write the noise table to the device click Noise Table Write button The updated points are written to the device L...

Page 131: ...mply drag it upward or downward to change the value When the rejector is applied to the noise table the noise table will be considered edited and will be displayed in the update color Fig 6 8 8 Settin...

Page 132: ...drawing point interval of noise table is displayed and Next button makes it effective Margin data Distance Margin of the distance for the echo curve 0 0m to 2 0m Signal Amp Margin of the signal amplit...

Page 133: ...creation dialog box If you click OK the noise table will be automatically set in the echo curve data that is displayed The noise table included in the auto noise table exclusion area is linearized Wh...

Page 134: ...nitialization confirmation dialog box Exclusion Range Central distance Auto noise table exclusion area Margin of distance Margin of signal amplitude Margin of distance Margin of signal amplitude Auto...

Page 135: ...ata that is not marked with a check will not be written 6 Displaying fixed disturbance echo data To display fixed disturbance echo data set the FDE display in Graph Option on the Echo Viewer operation...

Page 136: ...d file type in the echo viewer operation area To start recording first click the Rec button and then specify the record file The following window is displayed so after inputting the file name in the f...

Page 137: ...fy the record file The following window is displayed so after inputting the file name in the file name input field click the Save button Fig 6 8 19 File save dialog box After specifying the record fil...

Page 138: ...n the file specification field click the Open button Fig 6 8 21 File open dialog box After specifying the replay file the replay data will be expanded internally Use the mouse to directly click on the...

Page 139: ...will be displayed so click OK Fig 6 8 23 Normal data conversion confirmation dialog box When copying from the replay data to the normal data is complete the following window is displayed so click OK F...

Page 140: ...e following window is displayed so after specifying the file that you want to replay in the file specification field click the Open button Fig 6 8 26 File open dialog box After specifying the replay f...

Page 141: ...firmware V1 6 1 or later HART variables can be set read If you click Measure in the menu bar or menu selection panel the following window is displayed Fig 6 9 1 Measure menu Measurement value display...

Page 142: ...eck mark for either the Echo List measurement or log in the measurement value display area an Echo List measurement is added so the measurement interval changes to 5 seconds Fig 6 9 2 Changing the mea...

Page 143: ...ues are displayed in the measurement value display area The measurement value display area becomes green during measurement and the measurement value display area becomes gray when measurement is not...

Page 144: ...aph Each type of graph 1 graph 2 display parameters can be changed by selecting Graph 1 or Graph 2 in the measurement operation area It is not possible to select the same parameters in graphs 1 and 2...

Page 145: ...measurement value display area and set the logging interval and log file During logging the logging status is displayed in green and when logging is stopped the logging status is displayed in red Fig...

Page 146: ...On Off button to turn the logging status OFF red If you repeat logging continuously without resetting the log file measurement values will be added to the current settings file If there are more than...

Page 147: ...pended number 3 automatically created aaaa csv Respecify the log file name as aaaa manually created aaaa1 csv Log file name aaaa appended number 1 automatically created aaaa2 csv Log file name aaaa ap...

Page 148: ...graph operations cannot be performed 5 2 Historical data mode Historical data mode is the mode in which graph updating has been stopped Although current measurement values cannot be monitored in real...

Page 149: ...ange setting window Then the following window is displayed Input setting values and click the Apply button to change the display range of the graph according to setting values To cancel the settings c...

Page 150: ...st Read button to read the Echo List from the device Fig 6 9 14 Reading the Echo List The echo list data is displayed with a maximum of 10 points The displayed echo list data can be confirmed on the e...

Page 151: ...following confirmation window will be shown with the calculation result display so click OK The calculation result is written in the device as double bounce offset value Fig 6 9 16 Double bounce offs...

Page 152: ...9 18 Reading maximum values Maximum value Maximum Volume The maximum volume value calculated from the volume calc method If the volume calc method settings are No Calculation the maximum volume value...

Page 153: ...Volume Flow Signal Amp Unused Electronic Temp Maximum Volume Maximum Flow Volume Ratio Flow Ratio Elapsed Time from Start Search Count Elapsed Time from Final Search Margin of Sensitivity Tertiary Var...

Page 154: ...measurement Then click Measurement Stop button to stop HART variables measurement Also device measurement data of HART variables can be saved to a log file The setting method of the log file is the sa...

Page 155: ...are four types of resets which are Parameter Initialization Parameter Backup Parameter Recovery and Reboot The operation to be able to perform in a reset menu varies according to a firmware version If...

Page 156: ...be displayed so then click OK the setting parameters are stored in the inside of the device When parameter backup is executed you have to be very careful because factory configured parameters are over...

Page 157: ...xecute button Then the following window will be displayed so click OK to reboot the device Fig 6 10 5 Reboot confirmation dialog box 5 Executing Reset HART Configuration Changed Flag To reset HART con...

Page 158: ...he device can be read and checked If you click Error tab or Error in the tree display the following window is displayed Fig 6 10 7 Error menu 1 Reading the device status To read the device status from...

Page 159: ...he electronic components Transmitter Transmitter status Green Normal Red Transmitter failure If power cycling does not fix the problem replace the electronic components Volume Table Flow Table Volume...

Page 160: ...egative levels If you set the basic setting parameter C to a non zero number surfaces at or below the Zero Level which is the reference level can be measured However be aware that if the Zero Level ha...

Page 161: ...easurement to be performed The threshold value according to the noise table or rejector can be set using the configuration software The noise table consists of a line graph connecting a maximum of 513...

Page 162: ...ank shape setting parameters Setting parameter tank shape Vertical cylinder shape Sphere shape Horizontal cylinder shape A Maximum Position O Tank offset D Tank diameter L Tank length If you select a...

Page 163: ...angular weir 90 triangular weir Rectangular weir Full width weir B width of channel b width of weir kinematic viscosity of water D height of weir edge relative to bottom of channel Flume shape Nominal...

Page 164: ...tware directly select 4 mA calibration 20 mA calibration and then follow the instructions in the window 7 7 Calibrating measurement values If the measured value has shifted it is possible to perform t...

Page 165: ...er removal And there is a function to calculate the offset to the tank top from the flange end necessary to double bounce removal refer to 6 9 Measuring Double bounce offset calculation 7 10 Effect of...

Page 166: ...for Ex parts 1 Maintenance and inspection should be done by well trained person who has knowledge of explosion protection 2 Maintenance and inspection should be done at non hazardous area where no exp...

Page 167: ...gh temperature 2 Sealing parts The lifetime of the sealing parts used in this equipment may be varied by site conditions We recommend periodical maintenance and check by authorized service engineers 3...

Page 168: ...n the rear side 5 Exchange terminal module built in arrester 6 Connect module connector on the rear side 7 Tighten it with 2 screws and connect cable as returned 8 Close the cover of terminal box and...

Page 169: ...erminal module Connect Fig 8 5 2 Connection of the module 8 6 Calibration The level gauge has been shipped after calibrated in factory Periodical verification can be done at the same facility in Japan...

Page 170: ...serve order 9 2 Disposal In EU area do not dispose this equipment as household waste please contact with the nearest representatives WEEE directive 2002 96 EG Materials Refer to Chapter 10 Technical d...

Page 171: ...9 2 Blank...

Page 172: ...please refer to the Safety Instructions Temperature range differs depending on the O ring material FKM Fluorine containing rubber Kalrez Kalrez6375 VMQ Silicone rubber The maximum temperature of Ex ty...

Page 173: ...529 1991 A1 2000 A2 2013 Intrinsically Safe FM13ATEX0069X Supplement 2 II 1G Ex ia IIC T4 Ga Ta 40 C to 60 C IP66 II 1D Ex ia IIIC T135 C Da Ta 40 C to 60 C IP66 Flame Proof FM13ATEX0069X Supplement 2...

Page 174: ...red error of 2 cone antenna Fig 10 1 2 Maximum measured error of 4 cone antenna NOTE Reference plane A Antenna length H Dead zone Nz Proximity zone Fig 10 1 3 Reference plane of cone antenna NOTE Refe...

Page 175: ...E sealing antenna L 30m H 100 Fig 10 1 5 Maximum measured error of 4 PTFE sealing antenna NOTE Reference plane A Antenna length H Dead zone Nz Proximity zone Fig 10 1 6 Reference plane of PTFE sealing...

Page 176: ...5 Fig 10 1 7 Maximum measured error of 1 rod antenna NOTE Reference plane A Antenna length H Dead zone Nz Proximity zone Fig 10 1 8 Reference plane of 1B rod antenna NOTE Reference plane is end of fla...

Page 177: ...n the contrary low dielectric constant liquid turbulence surface or forming surface and dirty antenna conditions are relatively difficult to measure NOTE3 In the case of measurement the liquid small d...

Page 178: ...rength dB Max volume Max flow rate Electronic temperature C Method of operation 4 keys operation Surge immunity Non Ex COM 4kV Dif 2kV IEC61000 4 5 level 4 Ex ia COM Dif 30V Ex ia d COM Dif 250V Ambie...

Page 179: ...ght Transmitter about 3kg with LCD module about 2 9kg without LCD module 2 cone antenna about 1kg 4 cone antenna about 1 4kg 2 PTFE sealing antenna about 1 2kg 4 PTFE sealing antenna about 2 5kg 1 rod...

Page 180: ...TFE sealing Diameter 2 half power beam width 18 4 half power beam width 8 Material SUS304 PTFE Operating conditions Process temperature Non Ex FKM 10 to 200 C VMQ 40 to 180 C NOTE For Ex equipment ple...

Page 181: ...10 10 10 4 Optional specifications Table 10 4 1 Optional specifications CD R Configuration software...

Page 182: ...flow rate Alarm selection Choose one from 3 6mA 22mA and Hold for echo losing alarm Alarm delay Set delay time from losing surface echo until alarm Fixed current output Output a fixed current for adju...

Page 183: ...ce echo removal Ignore the echo from the obstacle by registering it Temperature compensation Correct echo position and level once a minute or every time Self diagnosis Detect internal failure Viewing...

Page 184: ...ntenna Material of seal O ring is VMQ NOTE3 If you need to apply other material for the seal please consult us NOTE4 Flange is an option Please refer to Chapter 10 8 Required flange dimensions NOTE5 P...

Page 185: ...e antenna 1 Window Polycarbonate 7 Cable gland option 2 Window For LCD Aluminum 8 Blind plug 3 Cover terminal block Aluminum 9 Flange lock nut SUS304 4 Housing Aluminum 10 O ring 5 Label 11 Flange opt...

Page 186: ...ndow Polycarbonate 7 Cable gland option 2 Window For LCD Aluminum 8 Blind plug 3 Cover terminal block Aluminum 9 Flange lock nut SUS304 4 Housing Aluminum 10 O ring 5 Label 11 Flange option 6 Ground t...

Page 187: ...antenna 1 Window Polycarbonate 7 Cable gland option 2 Window For LCD Aluminum 8 Blind plug 3 Cover terminal block Aluminum 9 Flange lock nut SUS304 4 Housing Aluminum 10 O ring 5 Label 11 Flange opti...

Page 188: ...antenna 1 Window Polycarbonate 7 Cable gland option 2 Window For LCD Aluminum 8 Blind plug 3 Cover terminal block Aluminum 9 Flange lock nut SUS304 4 Housing Aluminum 10 O ring 5 Label 11 Flange opti...

Page 189: ...rod antenna 1 Window Polycarbonate 7 Cable gland option 2 Window For LCD Aluminum 8 Blind plug 3 Cover terminal block Aluminum 9 Flange lock nut SUS304 4 Housing Aluminum 10 O ring 5 Label 11 Flange...

Page 190: ...10 19 M20 1 5 Fig 10 7 6 Cable gland Only Non Ex type...

Page 191: ...0 10 8 Required flange dimensions Antenna type A mm t mm Tolerance 2 4 cone 45 0 1 0 13 to 35 2 PTFE sealing 50 12 to 25 4 PTFE sealing 80 13 to 35 1 rod 45 10 to 35 Fig 10 8 1 Required flange dimensi...

Page 192: ...erted into the distance between the transmitter and the liquid surface Using t and the speed of light c the distance D is expressed by the following equation D c t 2 1 Using D and the tank height H th...

Page 193: ...11 2 Blank...

Page 194: ...range Check communication status is OK In case of communication error please check connection Inaccurate measurement value Check input parameter is correct Check device status Left down side dot indic...

Page 195: ...eflected wave from the antenna contaminations Please wash of the antenna There is a possibility of the reflected wave from the surrounding structure Please take change oscillation direction or mountin...

Page 196: ...antenna in a high sensitivity tend to noise is small relative to the microwave signal Please try to set the outlier removal Refer to 6 6 2 Outlier Removal Measurement indicates a low value momentaril...

Page 197: ...12 4 Blank...

Page 198: ...KYO KEIKI INC declares that the Radio equipment type KRG 10 is in compliance with Directive 2014 53 EU The full text of the EU declaration of conformity is available at the following internet address...

Page 199: ...Blank...

Page 200: ...tion Oct 2019 12th Edition Measurement Systems Company 2 16 46 Minami Kamata Ohta ku Tokyo 144 8551 Japan TEL 81 3 3737 8621 FAX 81 3 3737 8665 Web http www tokyo keiki co jp Copyright 2013 by TOKYO K...

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