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 iii

Echo Processing Displays (Scope Displays, P810)  .............................................................86
Dolphin Plus Display ...................................................................................................................86

Distance Calculation  ............................................................................................................................86
Sound Velocity  .......................................................................................................................................86
Volume Calculation ...............................................................................................................................87

Universal, Linear (P050 = 9) .......................................................................................................87
Universal, Curved (P050 = 10) ...................................................................................................88

Maximum Process Speed ...................................................................................................................88
Application Examples ...........................................................................................................................89

Example 1 - Level Measurement .............................................................................................90
Material Volume  ..........................................................................................................................92
Example 2 - Space Measurement ...........................................................................................92
Application Assistance ..............................................................................................................94

Communication Support ......................................................................................................................94

MT-00  Measurement Message ..............................................................................................95
MT-01 Hold Message   ................................................................................................................96
MT-03 Point Not Scanned  .........................................................................................................97

Maintenance 

................................................................................................................................................98

Unit Repair and Excluded Liability  ..........................................................................................98

Troubleshooting Guide  

..........................................................................................................................99

Measurement Difficulties ................................................................................................................. 100
Flashing LOE Display  ......................................................................................................................... 100
Fixed Reading .......................................................................................................................................101
Wrong Reading ................................................................................................................................... 102

Programming Charts 

............................................................................................................................. 104

Содержание sitrans LU01

Страница 1: ...Instruction Manual May 2008 LU01 sitrans ...

Страница 2: ...rsion and in electronic version We encourage users to purchase authorized bound manuals or to view electronic versions as designed and authored by Siemens Milltronics Process Instruments Inc Siemens Milltronics Process Instruments Inc will not be responsible for the contents of partial or whole reproductions of either bound or electronic versions While we have verified the contents of this manual ...

Страница 3: ...ments 9 Mounting 10 Transducer Mounting 10 Interconnection 11 Optional SmartLinx Module 13 System Diagram 14 Transducer 14 Temperature Sensor 15 Relays 15 mA Outputs 15 Communication 16 Serial 16 SmartLinx 16 Level System Synchronization 16 Power 17 AC Supply Wiring 17 DC Supply Wiring 17 Programmer 18 Communications Access 18 Programming 19 Display 19 Keypad 20 Program Mode Entry 21 Changing Para...

Страница 4: ...dard Data Logging P300 to P321 50 Record Temperatures P300 to P303 50 Profile Records P330 to P337 51 Auto Record ON and OFF Setpoints P334 to P337 52 Installation Records P340 to P342 54 Range Calibration P650 to P654 54 Temperature Compensation P660 to P664 57 Rate P700 to P707 58 Measurement Verification P710 to P713 60 Transducer Scanning P725 to P729 62 Display P730 to P733 63 Peripheral Comm...

Страница 5: ...pplication Examples 89 Example 1 Level Measurement 90 Material Volume 92 Example 2 Space Measurement 92 Application Assistance 94 Communication Support 94 MT 00 Measurement Message 95 MT 01 Hold Message 96 MT 03 Point Not Scanned 97 Maintenance 98 Unit Repair and Excluded Liability 98 Troubleshooting Guide 99 Measurement Difficulties 100 Flashing LOE Display 100 Fixed Reading 101 Wrong Reading 102...

Страница 6: ...iv ...

Страница 7: ...upon the sound velocity within the vessel When an Echomax transducer is used variable air temperatures are automatically compensated For superior air temperature compensation a Siemens Milltronics TS 3 temperature sensor may be used for each vessel A simple calibration feature compensates for homogeneous atmospheres other than air The SITRANS LU01 uses Siemens Milltronics patented Sonic Intelligen...

Страница 8: ...ndustrial control system standards Supported protocol include PROFIBUS DP Allen Bradley 1 Remote I O Modbus RTU and DeviceNetTM Programming can be done locally using the portable programmer keypad or remotely through optional Dolphin Plus software or SmartLinx The programmer transmits the keypad entries via infrared link to the SITRANS LU01 and can be removed when not in use Dolphin Plus allows pr...

Страница 9: ...ace permit removal on programming completion Communications SmartLinx Compatible Communications ready when equipped with an appropriate Siemens Milltronics SmartLinx module Dolphin Compatible Communications Dolphin Plus is Windows 1 compatible configuration software connected to the unit via the RG 11 port or remote connection through the RS 232 or RS 485 port The software provides an easy means f...

Страница 10: ... distance or volume There are 4 range selections 0 20 4 20 20 0 or 20 4 mA with an adjustable range and over range limits The Manual The manual is designed to help you get the most out of your SITRANS LU01 and it provides information on the following If you have any questions comments or suggestions about the manual contents please e mail us at techpubs smpi siemens com For the complete library of...

Страница 11: ... 0 24 whichever is greater Resolution 0 1 of program range1 or 2 mm 0 08 whichever is greater Memory EEPROM non volatile no back up battery required Programming via removable programmer or optional Dolphin Plus software Display custom graphics backlit LCD with 51 mm 2 in x 127 mm 5 in viewing area Synchronization up to 16 SITRANS LU01 units can be synchronized together Temperature Compensation 50 ...

Страница 12: ... compatible proprietary bipolar current loop Enclosure Type 4X NEMA 4X IP65 1 285 mm W x 209 mm H x 92 mm D 11 2 W x 8 2 H x 3 6 D polycarbonate Weight 2 7 kg 6 lb Approvals See device nameplate Programmer Ambient Temperature 20 to 50 C 5 to 122 F Keypad 20 keys with tactile feedback Interface non invasive digital infra red Enclosure general purpose 67 mm W x 100 mm H x 25 mm D 2 6 W x 4 H x 1 D A...

Страница 13: ...uctions for short extensions in grounded metal conduit separate from other wiring mA Output Belden 8760 shielded twisted pair 18 AWG 0 75 mm2 or equivalent or Belden 9552 shielded two twisted pair 18 AWG 0 75 mm2 maximum separation 1 500 m 5 000 ft Synchronisation Belden 8760 shielded twisted pair 18 AWG 0 75 mm2 or equivalent Relays No shielded cable necessary Temperature sensor Belden 8760 shiel...

Страница 14: ...elden 8770 3 conductor shielded 18 AWG 0 75 mm2 or equivalent maximum separation 1200 m 4000 ft SmartLinx module refer to the associated instruction manual Safety marking symbols In manual On Product Description Label on product yellow background Caution refer to accompanying documents manual for details Alternating Current Direct Current Earth ground Terminal Protective Conductor Terminal ...

Страница 15: ...tem Easy access for hand programmer is provided Cable length requirements are minimal Mounting surface is free from vibration Leave sufficient room to swing unit lid open and have clear access A place for a laptop computer is provided for on site Dolphin Plus configuration Avoid Exposure to direct sunlight Provide a sun shield to avoid direct sunlight Proximity to high voltage current runs contact...

Страница 16: ...st material level away from the nearest monitored object by the following Nearest Distance Warnings Non metallic enclosure does not provide grounding between connections Use grounding type bushings and jumpers This product is susceptable to electrostatic shock Follow proper grounding procedures Nearest Distance Transducer Types 0 5 m 1 65 ft 1 1 This is the recommended minimum distance However it ...

Страница 17: ...on Relay contact terminals are for use with equipment having no accessible live parts and wiring having insulation suitable for at least 250V 115V 200V POSITION SW1 FOR 100 115 200 230 OPERATION 1 2 3 8 9 10 11 12 13 14 15 26 27 28 29 30 31 32 33 35 36 37 L2 N L1 BIPOLAR CURRENT LOOP RS 232 RX 1 2 1 2 SYNC 34 4 5 6 7 16 17 18 19 20 21 22 23 24 25 1 2 3 4 RELAYS RELAYS SHOWN IN DE ENERGIZED POSITIO...

Страница 18: ...29 30 31 32 33 35 36 37 BIPOLAR CURRENT LOOP RS 232 RX 1 2 1 2 SYNC 34 4 5 6 7 16 17 18 19 20 21 22 23 24 25 1 2 3 4 RELAYS RELAYS SHOWN IN DE ENERGIZED POSITION 250 SEE INSTRUCTION BOOK FOR COMPLETE RATING 1 2 V 5AMP BOARD B RJ 11 RS 232 RS 485 BIPOLAR TERM INATION RS 485 SHLD SHLD TX TX RX SHLD SHLD SHLD SHLD COM COM B A TB1 mA OUTPUTS NORM TRIP BLK WH T SHLD 1 2 BLK WH T SHLD 2 TEMP SENSOR TEMP...

Страница 19: ...1 lid opened 1 Remove the 4 LCD card screws and the card itself 2 Remove the one dummy card screw and the card itself 3 Mount the card by mating the connectors and secure the card in place using the two screws provided 4 Wire in the SmartLinx card according to SmartLinx Manual 5 Replace the LCD card and secure in place using the screws removed in Step 1 Note Refer to the SmartLinx module documenta...

Страница 20: ...er alarm pump or control device Dolphin Plus or customer device industry control system such as PLC or DCS SCADA etc mA output relay output point to point communication fieldbus communication SITRANS LU01 optional SmartLinx 6 5 1 WHT SHLD BLK BLK BLK WHT SHLD 7 2 1 8 9 10 TEMP SENSOR 1 Notes Transducer cables must be run in a grounded metal conduit separate from other wiring except TS 3 temperatur...

Страница 21: ...S 3 is not used to TS 3 21 22 23 24 25 26 15 14 13 16 17 18 19 20 RELAYS TEMP SENSOR 2 1 2 3 4 n o com n c All relays are certified for use in equipment where the short circuit capacity of the circuits in which they are connected is limited by fuses having ratings not exceeding the rating of the relays Note relays are shown in de energized state to customer s equipment See Specifications for ratin...

Страница 22: ...e encountered system synchronization may be required Synchronize the SITRANS LU01 with another SITRANS LU01 1 Mount the level monitors together in one cabinet 2 Ensure the level monitors share a common power mains supply and ground earth 3 Interconnect the SYNC terminals of the level monitors to be synchronized Notes The communication protocol is automatically detected by the SITRANS LU01 and show...

Страница 23: ...e in close proximity to the equipment and within easy reach of the operator Never operate the SITRANS LU01 with the enclosure lid open or with the ground earth wire disconnected Ensure that any associated alarm or control equipment is disconnected until satisfactory operation is verified Notes DC terminals shall be supplied from a SELV source in accordance with IEC 1010 1 Annex H 35 34 36 L2 N 37 ...

Страница 24: ...m Installation Programmer Communications Access The hand programmer fits into the docking bay and is kept there with a magnet Use the hand programmer to change individual parameters Communications link is through the internal RJ 11 port RJ 11 port RJ 11 cable ...

Страница 25: ...nt Description Parameter Number the programmable feature the Parameter Value refers to Index Type see chart below Index the relay the Parameter Value refers to Parameter Value the current value of the Parameter Number for the Index num ber displayed Percent indicates the Parameter Value is displayed in percent Invalid Entry indicates the value entered is questionable The unit will not accept value...

Страница 26: ...ofile and TVT Pointers left NEGATIVE VALUE enter a negative Parameter Value moves Profile and TVT Pointers right CLEAR delete the current Parameter Value display initiate a parameter reset ENTER store the current Parameter Value in memory complete a parameter reset MODE switch the Parameter Value to or Units access Auxiliary Parameter Function ARROW UP increase the accessed display value ARROW DOW...

Страница 27: ...replacing it with a valid value 1 Starting in RUN mode press PROGRAM and then press DISPLAY to put the unit into PROGRAM mode 2 Press DISPLAY to select the Parameter Number field 3 Key in the desired Parameter Number or press SCROLL or as required After the third digit is entered the parameter value is shown By default the SCROLL arrows show only the Quick Start Parameters and any that have been c...

Страница 28: ...hey cannot be altered Global Values Parameter values common to all inputs and outputs on the SITRANS LU01 When a global parameter is accessed the index display automatically disappears When a non global parameter is accessed the index display reappears showing the last index number Parameter Indexing To set all indexed values for a parameter to the same value use index 0 Programming Security All o...

Страница 29: ...t yet risen above 25 Filling Indicator indicates the vessel is filling Emptying Indicator indicates the vessel is emptying Bar Graph indicates the absolute always a positive value material level from 0 to 100 Data Out indicates the SITRANS LU01 is transmitting data to the Peripheral Com munications terminals Scanning Indicator indicates point number scanned Auxiliary Reading as selected by the key...

Страница 30: ...e selects the Auxiliary Reading failsafe time left in percent selects the Auxiliary Reading parameter value Key in any Parameter Num ber selects the Auxiliary Reading material level may be operator altered via P731 selects the Auxiliary Reading distance material level to transducer face initiates PROGRAM mode access see switches the Reading between Units percent of Span completes PROGRAM mode acce...

Страница 31: ...ment is made this value Auxiliary Reading is reset to 100 and begins to fall toward 0 until the next valid measurement is made If the Failsafe Time Left reaches 0 the SITRANS LU01 flashes LOE in the Reading display All associated data is supplied to the Peripheral Communications terminals 27 and 28 Performance Test Results Monitor system performance carefully under all anticipated operating condit...

Страница 32: ...e observed during the System Performance Evaluation refer to Enhancement Parameters Reading Measurement P920 Perform a Reading Measurement simulation to verify programming Ensure the Programming Charts are altered accordingly and a new System Performance Evaluation is conducted following any operation alteration or measurement difficulty remedy Note Connect or enable process control alarm equipmen...

Страница 33: ...ows for multiple values on an indexed point View only parameters are for display only and cannot be altered These parameters are marked as view only in the Parameter values In PROGRAM mode 1 Press as required to underline the Parameter Number display field 2 Key in the desired Parameter Number direct access or press or as required scroll access As preset Quick Start Parameters and previously alter...

Страница 34: ... removed and locked away to prevent inadvertent programming alteration As well the Lock P000 parameter may be used P000 Lock Secures the SITRANS LU01 from changes Access this parameter directly type 000 and enter any value except 1954 to secure programming lock To remove the programming lock access this parameter and enter 1954 You cannot scroll to this parameter Note Perform a Master Reset P999 i...

Страница 35: ...ues 0 Out of service 1 Level how full the vessel is Point 1 and or 2 only 2 Space how empty the vessel is Point 1 and or 2 only 3 Distance distance from transducer to material Point 1 and or 2 only Values 1 Liquid or flat surface 2 Solid or angled surface Alters P830 TVT Type Values 1 Slow 0 1 m min 2 Medium 1 m min 3 Fast 10 m min 4 Surge 1 7 m sec 5 Immediate 17 m sec Alters P070 Failsafe Timer ...

Страница 36: ... do not have to be re entered Values 0 No transducer attached 1 ST 25 2 ST 50 3 ST 100 4 LR 21 5 LR 13 100 ST H 101 XCT 8 102 XPS 10 103 XCT 12 104 XPS 15 105 XPS 30 106 XPS 40 107 XLT 30 108 XLT 60 109 XLS 30 110 XLS 60 112 XRS 5 Related P842 Short Shot Frequency P843 Long Shot Frequency P844 Short Shot Width P845 Long Shot Width P852 Short Shot Range Values 1 Meters m 2 Centimeters cm 3 Millimet...

Страница 37: ...istance operation P001 3 Span is preset to the Empty value P006 Enter a lower value if desired If the automatic setting is not high enough mount the transducer higher see Installation Transducer Mounting on page 10 and enter the new Empty P006 distance Values Range 0 000 to 9999 Preset 5 000 m or equivalent depending on units Alters P007 Span Altered By P005 Units Related P800 Near Blanking P921 M...

Страница 38: ... vessel or wet well When Operation is level P001 1 liquid material volume is calculated Alternatively when Operation is space P001 2 remaining vessel capacity is calculated In RUN mode readings are displayed in percent of maximum volume To convert readings to volumetric units see Maximum Volume P051 Values Shape Description 0 volume calculation not required preset 1 Flat Level Bottom 2 Cone Pyrami...

Страница 39: ...span and is scaled according to the Tank Shape P050 value Values 7 Parabola Ends 8 Sphere 9 Universal Linear 10 Universal Curved Alters P001 Operation P051 Maximum Volume P920 Reading Measurement Values Range 0 000 to 9999 Preset 100 0 Alters P060 Decimal Position Related P006 Empty P007 Span P924 Volume Measurement Note Make sure selected chosen units allow LCD volume display Examples If max volu...

Страница 40: ...55 use secondary indices To access a secondary index 1 Press DISPLAY to activate primary index The icon appears under the index field 2 Enter the values to set the breakpoints P054 Level Breakpoints Universal Volume Calculation When the tank shape is too complex for any of the preconfigured shapes you can specify the volume based on segments Enter the following up to 32 level breakpoints where vol...

Страница 41: ...olume Calculation Each segment defined by the level breakpoints P055 requires a volume so that the SITRANS LU01 can make the level to volume calculations Typical volume calculations Entering a Volume Breakpoint 1 Go to Parameter P055 2 Press to display the index symbol 3 For each index enter a volume 4 Ensure that each volume corresponds to the same index for P054 5 Press For more on Volume Charac...

Страница 42: ... in feet enter 0 3333 to display the number of yards For simple linear volume conversions set POO5 to 1 meters and then enter the volume measurement per unit to get the correct conversion For example if the reservoir contains 100 litres per vertical meter use 100 to get the reading in litres Values 0 No digits after the decimal point 1 1 digit after the decimal point 2 2 digits after the decimal p...

Страница 43: ...e process control equipment under these conditions alter the following parameters as required P070 Failsafe Timer The time for invalid measurements to elapse before Failsafe State activates In the RUN mode when a difficulty first occurs the Reading Bar Graph relay status and mA outputs are held at last known values and the Failsafe Timer is activated When a valid measurement is made before the tim...

Страница 44: ...s of echo from the transducer Short for a shorted transducer cable Open for a cut transducer cable or a defective transducer Error for all other problems including reversed Ultrasonic Temperature transducer terminal connections or wrong Transducer P004 entered When modifying the preset value set it short enough to protect the process but long enough to avoid false alarms Only use No Delay 0 0 Minu...

Страница 45: ...and the allocated relay s de energize falls 5 of Span P007 below the High or High High Alarm value the associated Alarm and Relay Status indicators extinguish and the allocated relay s energize falls below the Low or Low Low Alarm value the associated Alarm and Relay Status indicators are displayed and the allocated relay s de energize rises 5 of Span P007 above the Low and Low Low Alarm value the...

Страница 46: ...s until a valid measurement is made Independently altered Standard Alarms P101 to P104 Relay Allocation P110 Relay Function P111 and Relay ON OFF Setpoints P112 P113 are automatically reset when a Relay Set Up value is altered Option Relay Point Standard Alarm as of Span P007 1 1 1 High Alarm P101 80 00 2 1 Low Alarm P102 20 00 3 2 High Alarm P101 80 00 4 2 Low Alarm P102 20 00 2 1 1 High Alarm P1...

Страница 47: ...erial level for the index displayed Relay Set Up 3 or 4 only Primary Index Relay Values Range 999 to 9999 Preset 80 00 of Span or equivalent units Primary Index Relay Values Range 999 to 9999 Preset 20 00 of Span or equivalent units Primary Index Relay Values Range 999 to 9999 Preset 90 00 of Span or equivalent units Primary Index Relay Values Range 999 to 9999 Preset 10 00 of Span or equivalent u...

Страница 48: ...erenced from Empty P006 regardless of Operation Mode selection POO1 Function Designation Operation Level LL L H or HH Similar to Standard Alarms but with Relay ON OFF Setpoints In Bounds b1 or b21 1 The relay designation is not displayed but is included in the data message Alarms when level is between the Relay ON OFF Setpoints Out of Bounds b1 or b21 Alarms when level is not between the Relay ON ...

Страница 49: ...t of Span per minute A positive value is entered for a filling rate alarm negative for emptying Values For P111 Control Type 1 1 When reading and setting this parameter through Modbus or SmartLinx communications the parameter values are mapped to different numbers See the relevant SmartLinx manual for Modbus information Relay Control General Off 0 Relay set off no action preset Level 1 Based on le...

Страница 50: ... to 48 Out of bounds 80 50 Off Off energizes Level falls to 78 On On de energizes Level rises to 82 Off Off energizes Level rises to 52 On On de energizes Level falls to 48 Rate of change 10 5 Off Off de energizes Fill rate increases to 10 min On On energizes Fill rate decreases to 5 min 10 5 Off Off de energizes Empty rate increases to 10 min On On energizes Empty rate decreases to 5 min Temperat...

Страница 51: ... and OUT OF BOUNDS alarms it is the low point in the specified range This parameter is set according to Span P007 even when another reading such as volume is shown on the LCD P116 Dead Band The distance above and below the bound alarm setpoints Primary Index Relay Values Range 999 to 9999 Preset Altered by P007 Span Related P100 Preset Applications P111 Relay Control Function P113 Relay OFF Setpoi...

Страница 52: ... symbol 2 Press ARROWS to scroll through the failsafe options 3 Select option and press ENTER Enter the dead band in either percent of span or units of measure P005 The deadband value is applied both above and below the upper and lower bound setpoints as shown in the figure Primary Index Relay Values OFF Response governed by P071 Failsafe Material Level HOLd For LAST KNOWN relay state retention dE...

Страница 53: ...put Value Transducer Displays current mA output value This displays as an Auxiliary Reading when key is pressed in the RUN mode and does not include adjustments made using Trim features P214 P215 Primary Index mA output Values 0 off 1 0 to 20 mA 20 mA high level unless P001 2 or 3 then 20 mA low 2 4 to 20 mA 3 20 to 0 mA 20 mA low level unless P001 2 or 3 then 20 mA high 4 20 to 4 mA Related P911 ...

Страница 54: ...hould suit the input limit requirements of the external device P212 mA Output Min Limit Sets the minimum mA output value in mA to be produced P201 mA Function Settings Action Level Space or Distance Enter the material level in Units P005 or percent of Span P007 as referenced to Empty P006 Volume Enter the volume in Max Volume P051 units or as a per cent of Max Volume Volume Rate Enter the volume r...

Страница 55: ...ot affect the P203 value shown and is used when recalibration of an external device is impractical P214 4 mA Output Trim Calibrates the 4 mA output Adjust this value so the device indicates 4 000 mA when P214 is accessed P215 20 mA Output Trim Calibrates the 20 mA output Adjust this value so the device indicates 20 00 mA when P215 is accessed Primary Index mA output Values Range 0 000 to 22 00 Pre...

Страница 56: ...or low temperatures in C When a parameter relating to a TS 3 Temperature Sensor is accessed the Index Type display changes to the TS 3 symbol If the unit is powered up without a temperature sensor connected the value 50 C is displayed This information can help trace problems with both built in and external temperature sensors P300 Temperature Transducer Maximum Shows the highest temperature encoun...

Страница 57: ...s displayed results are based on current programming which may have been altered since the record was saved This permits the effect on the echo profile to be observed when changing an echo parameter P330 Profile Record Records profiles for later viewing In addition to being a profile records library this provides two functions manually records and saves echo profiles displays an echo profile recor...

Страница 58: ...s To delete a record Press CLEAR and then ENTER to delete the echo profile record in the selected address The value returns to P331 Auto Record Enable Use to enable disable the Auto Profile Record function P333 Auto Record Interval Enter the time to elapse after an Auto Profile Record is saved before another Auto Profile Record can be saved subject to all other restrictions Auto Record ON and OFF ...

Страница 59: ...ord restrictions P337 Auto Record LOE Time Limits Auto Profile Records from being saved unless extended LOE occurs If the LOE condition exceeds the period entered the Echo Profile is saved When set for 0 LOE is not required for an Auto Profile Record to be saved Values Range 999 to 9999 Related P335 Auto Record OFF Setpoint P336 Auto Record Filling Emptying P337 Auto Record LOE Time Values Range 9...

Страница 60: ... types of calibration possible Offset Adjusts the measurements by a fixed amount Sound Velocity Adjusts speed of sound and changes the measurement calculations Do Offset calibration at any steady level unless a Sound Velocity calibration is also done If both calibrations are done then do Offset at a known high level and Sound Velocity at a known low level P650 Offset Calibration Calibrates Empty P...

Страница 61: ...temperature is unknown The Reading accuracy is acceptable at higher material levels only For best results calibrate with the level at a known value near empty Using Sound Velocity Calibration Ensure a steady level at some low value P653 and P654 adjusted accordingly 1 Allow sufficient time for the vapor concentration to stabilize 2 Press TRANSDUCER to display the calculated reading 3 Repeat Step T...

Страница 62: ...654 Velocity at 20 C This value is used to automatically calculate Sound Velocity P653 After performing a Sound Velocity Calibration check this value to verify the acoustic beam atmosphere is air 344 1 m s or 1129 ft s Alternatively if the acoustic beam atmosphere sound velocity at 20 C 68 F is known and the sound velocity vs temperature characteristics are similar to that of air enter the sound v...

Страница 63: ... this feature if a temperature sensing device is not used Enter the temperature in C of the atmosphere within the transducer acoustic beam If the temperature varies with distance from the transducer enter the average temperature P664 Temperature View the transducer temperature in C Value is displayed when is pressed in RUN mode Values 1 AUTO 2 Temp Fixed 3 Ultrasonic Temperature Transducer 4 TS 3 ...

Страница 64: ...005 or of Span P007 per minute is automatically altered when Maximum Process Speed P003 is altered P701 Max Empty Rate Adjusts the SITRANS LU01 response to decreases in the actual material level or advance to a lower Failsafe Material Level P071 Enter a value slightly greater than the maximum vessel emptying rate This value in Units P005 or of Span P007 per minute is automatically altered when Max...

Страница 65: ... display updates This is automatically altered along with Maximum Process Speed P003 This value automatically alters the Rate Update Time P705 and or Rate Update Distance P706 Alternatively these parameter values may be altered independently Values Range 999 to 9999 Altered by P003 Maximum Process Speed Related P005 Units P007 Span P700 Max Fill Rate Values Range 999 to 9999 Altered by P003 Maximu...

Страница 66: ...n RUN mode Measurement Verification P710 to P713 P710 Fuzz Filter Use this to stabilize the reported level due to level fluctuations such as a rippling or splashing liquid surface within the Echo Lock Window P713 This value in of Span P007 is automatically altered when Maximum Process Speed P003 is altered The higher the value entered the greater the fluctuation stabilized Values Range 0 000 to 99...

Страница 67: ...dow is then centered about the echo If not the window widens with each successive shot until the selected echo is within the window The window then returns to its normal width When Echo Lock is OFF the SITRANS LU01 responds immediately to a new measurement as restricted by the Max Fill Empty Rate P700 P701 however measurement reliability is affected P712 Echo Lock Sampling The sampling criterion s...

Страница 68: ...nt is verified by Echo Lock P711 before the reading is updated When 0 is entered the window is automatically calculated after each measurement For slower P003 Maximum Process Speed values the window is narrow for faster P003 values the window becomes wider Transducer Scanning P725 to P729 P726 Level System Sync Enables the System Sync on the terminal block Use this if another level measurement sys...

Страница 69: ...de Display P730 to P733 P730 Auxiliary Reading Use this feature to display operator selected Auxiliary Readings temporarily or indefinitely as desired Select OFF to display Auxiliary Readings temporarily Select HOLd to display Auxiliary Readings until another Auxiliary Reading is selected or programming mode is entered See the Keypad section on page 24 for RUN mode auxiliary readings Selecting the...

Страница 70: ...scrolling is independent from transducer scanning P733 Scroll Access Use this feature to select the parameter scroll access option desired Press READING and to tag untag any accessed parameter is displayed to indicate the parameter accessed is tagged Values Range 000 to 999 Preset Material Reading P921 Values Range 0 5 to 10 Preset 1 5 seconds Related P001 Operation Values 0 Off to scroll to all p...

Страница 71: ... the SITRANS LU01 displays the type of bus it is or is attempting to communicate with SmartLinx Reserved 750 to 769 These parameters are reserved for optional SmartLinx communications cards and vary by card Refer to the SmartLinx documentation to determine if any of them are used Values 0 Off if comm port is not used OFF increases LU01 pro cessing speed 1 normal messages preset messages transmitte...

Страница 72: ...These parameters are used to test and debug a SmartLinx card if installed P790 Hardware Error The results of ongoing hardware tests in the communications circuitry If any test does not meet the PASS requirements communication halts and tests are repeated until PASS requirements are met Communication then resumes If FAIL or ERR1 is displayed in P790 Hardware Error go to P791 Bus Error for informati...

Страница 73: ...d to identify the protocol when SmartLinx is used If you are not using SmartLinx this parameter is not functional Please see the associated SmartLinx instruction manual for a full description of this parameter Echo Processing P800 to P807 P800 Near Blanking The space near the transducer face which cannot be measured Values 0 No error Any other value Error code refer to SmartLinx module documentati...

Страница 74: ... plus Range Extension is greater than the transducer to vessel bottom distance P802 Transducer with Submergence Shield Used when the transducer is expected to be submerged on occasion When a transducer with a submergence shield is submerged the shield traps an air pocket that creates a special echo The SITRANS LU01 recognizes the echo and advances the reading to the highest level and operates disp...

Страница 75: ...rated by a decimal point The first number is the short shot confidence and the second number is the long shot confidence P805 Echo Confidence Displays the echo confidence of the measurement echo from the last shot Use this feature to monitor the effect of transducer aiming location and mechanical transducer mounting isolation Both short and long shot Echo Confidence is displayed To display this va...

Страница 76: ...e or receiving circuitry See Noise Problems in the Troubleshooting Section on page 99 Advanced Echo Processing P810 to P825 Anatomy of an Echo Profile The relevant parts of an echo profile are listed here These are visible in either Dolphin Plus or an oscilloscope Values Format 0 to 99 view only Values Format x y view only x average 99 to 99 y peak 99 to 99 Note The following parameters are for au...

Страница 77: ...desired Reading display symbols 3 Press ENTER with the desired display symbols displayed 1 0 Values Alternatively a four digit binary value may be entered where a 0 turns the associated signal display OFF and a 1 turns the display ON 1110 PCn_ Echo Profile TVT Curve and Echo Marker displays ON Echo Lock Window display OFF Use the Scope Displays after pressing TRANSDUCER to observe the result of pa...

Страница 78: ...ary Function symbol 2 Press or to move the Profile Pointer to the left or right respectively 3 When the Profile Pointer Parameters are exited and RUN mode is entered the scope display automatically changes back to include the Echo Lock Window P817 Profile Pointer Time The time in ms from the transmit pulse to the Profile Pointer P818 Profile Pointer Distance The distance between the transducer fac...

Страница 79: ...thm is displayed Values Range 00 to 99 view only Related P817 Profile Pointer Time P818 Profile Pointer Distance P820 Algorithm P821 Spike Filter P822 Narrow Echo Filter P823 Reform Echo P825 Echo Marker Trigger Values 1 ALF long range Area Largest and First average general pur pose solids 2 A long range Area only coarse heaped solids 3 L long range Largest only liquids open vessels 4 F long range...

Страница 80: ...entered P823 Reform Echo Smoothes jagged peaks in the echo profile Reforms fragmented echoes into one Values 0 Off 1 On Related P817 Profile Pointer Time P818 Profile Pointer Distance P819 Profile Pointer Amplitude P820 Algorithm P822 Narrow Echo Filter P823 Reform Echo P825 Echo Marker Trigger Values 0 OFF preset greater wider Related P817 Profile Pointer Time P818 Profile Pointer Distance P819 P...

Страница 81: ...le at the sharpest rising portion of the Echo Profile representing the true echo This value is preset to 90 when P002 1 Liquid or 50 when P002 2 Solid Advanced TVT Adjustment P830 to P835 Advanced TVT control applies to long shots only P830 TVT Type Selects the TVT Curve used Values Range 5 to 95 Preset 90 when P002 1 Liquid or 50 when P002 2 Solid Related P817 Profile Pointer Time P818 Profile Po...

Страница 82: ... for more information The TVT curve is divided into 40 breakpoints accessible by enabling the point number as the breakpoint index field Each breakpoint is normalized to a value of 0 as displayed in the parameter value field By changing the breakpoint value up or down the intensity of the bias applied to that breakpoint of the curve is respectively changed By changing the value of adjacent breakpo...

Страница 83: ...e echoes near the start of the Echo Profile Enter the time in ms for the TVT Curve to decrease from the TVT Start Min P833 point to the TVT Curve baseline P835 TVT Slope Min Enter the minimum slope in dB s for the middle of the TVT Curve Use this feature to adjust the slope declination and use it in conjunction with TVT Start Duration when a long flat TVT Type is selected to ensure the TVT Curve r...

Страница 84: ...ncy in kHz This feature is automatically altered when Transducer P004 is altered Note These parameters are for Siemens Milltronics service personnel only Values Range 0 to 100 Preset 1 Related P841 Long Shot Number P842 Short Shot Frequency P844 Short Shot Width P850 Short Shot Bias P851 Short Shot Floor P852 Short Shot Range Values Range 0 to 200 Preset 5 Altered By P003 Maximum Process Speed Rel...

Страница 85: ...o evaluation in favour of the short shot echo when both short and long shots are evaluated see Shot Mode P803 Values Range 10 to 60 kHz Altered By P004 Transducer Related P841 Long Shot Number P842 Short Shot Frequency P844 Short Shot Width P845 Long Shot Width Values Range 0 000 to 5 000 Altered By P004 Transducer Related P840 Short Shot Number P842 Short Shot Frequency P845 Long Shot Width P850 ...

Страница 86: ...r View the EPROM Rev P901 Memory Press ENTER to activate the SITRANS LU01 memory test Values Range 30 to 100 Preset 50 Related P840 Short Shot Number P842 Short Shot Frequency P844 Short Shot Width P850 Short Shot Bias P852 Short Shot Range Values Range 0 000 to 9999 Altered By P004 Transducer Related P840 Short Shot Number P842 Short Shot Frequency P844 Short Shot Width P850 Short Shot Bias P851 ...

Страница 87: ...L is displayed if a key is pressed out of sequence or the programmer keypad malfunctions P905 Transmit Pulse Used to monitor the transmit pulse with an oscilloscope connected to the transducer terminals Press ENTER to supply repeated transmit pulses at the frequency entered to the transducer and or view the transducer operating frequency automatically altered by P004 Transducer for the Point Numbe...

Страница 88: ... current value of the mA output Additionally this feature may be used to enter a desired value The mA output immediately assumes the value entered regardless of any restrictions programmed P912 Transducer Temperature Use this feature to display the temperature in C as monitored by the connected transducer Err is displayed if the transducer is not equipped with an internal temperature sensor P913 S...

Страница 89: ... simulation starts at level 0 unless a specific level was entered Press to switch to the rising or for emptying simulation as required Holding the key increases or decreases the simulated rate of rise or fall to 4 of Span per second Press to end simulation During a measurement or simulation the LU01 responds as though in the RUN mode but the value displayed in the Reading field is affected by the ...

Страница 90: ... percent press ENTER Master Reset P999 This feature resets all parameters to original values Use this feature prior to initial programming if arbitrary Parameter Values were used during a bench test or after upgrading the software Following a Master Reset complete reprogramming is required To perform a Master Reset access P999 and press CLEAR C ALL displays until the reset is complete Values Range...

Страница 91: ...itized signal representing the echo signal received True echo selection is achieved by establishing the criteria which a portion of the echo profile must meet to be considered the true echo echo reflected by the intended target Insignificant portions of the echo profile outside of the measurement range Span P007 Range Extension P801 below the TVT Curve P830 to P835 and less than the Confidence Thr...

Страница 92: ...d is the result of performing any additional modification to the calculated distance Operation P001 Units P005 Volume Conversion P050 to P054 Reading Value P060 to P063 Sound Velocity The sound velocity of the transmission medium is affected by the type temperature and vapour pressure of the gas or vapour present As preset the SITRANS LU01 assumes the vessel atmosphere is air at 20 C 68 F Unless a...

Страница 93: ...e atmosphere temperature is variable frequent Sound Velocity Calibrations may be required to maintain optimum measurement accuracy Sound Velocity calibration frequency may be determined with experience If the sound velocity in two vessels is always similar future calibrations may be performed on one of the vessels and the resultant Velocity P653 entered directly for the other vessel If the sound v...

Страница 94: ...rp angles Select at least enough breakpoints from the curve to satisfy the following 2 breakpoints very near the minimum level 1 breakpoint at the tangent points of each arc 1 breakpoint at each arc apex 2 breakpoints very near the maximum level For combination curves ensure at least 2 breakpoints are entered immediately before and after any sharp angle as well as 1 breakpoint exactly at the angle...

Страница 95: ...allation best the relationship between SITRANS LU01 features and process measurement requirements may be more easily recognized Parameter Values Dependent on Measurement Response P003 Value Name Units 1 slow 2 medium 3 fast 4 surge 5imm P070 Failsafe Timer min 100 10 1 0 1 0 P700 Max Fill Rate m min 0 1 1 10 100 1000 P701 Max Empty Rate m min 0 1 1 10 100 1000 P702 Filling Indicator m min 0 01 0 1...

Страница 96: ... are required when the cement level exceeds 25 m or falls below 10 m filling equipment is to be automatically deactivated at 27 m in the event of a measurement difficulty failsafe operation is to be activated in 2 minutes if the difficulty doesn t subside the filling process is to be stopped before a spill occurs an XLT 30 transducer is mounted with its face flush with the top of the vessel a TS 3...

Страница 97: ...olid P003 Measurement Response Enter 1 for slow 0 1 m min P004 Transducer Enter 107 for XLT 30 P005 Units No entry required preset for metres P006 Empty Enter 30 for transducer face to Empty equals 30 00 metres P007 Span No entry required preset to 29 01 metres P070 Failsafe Timer Enter 2 for failsafe activation after 2 minutes without a valid echo P071 Failsafe Material Level Enter HI for advance...

Страница 98: ...g vessel capacity is of more importance to the installation than the actual material level Space For this example we ll assume the following the vessel is a 3 ft diameter by 15 ft long cylinder including the parabolic ends of 1 5 ft each the maximum vessel filling rate is 1 ft per minute slower at mid level a mA output scaled from 4 mA at Full to 20 mA at Empty is required for PLC operation in the...

Страница 99: ...emory for 1 hour minimum If power is interrupted beyond 1 hour on power resumption the mA output immediately assumes the new value Number Description Instructions P001 Operation Enter 2 for space P002 Material No entry required preset for liquid P003 Measurement Response Enter 4 for surge 100 m min Failsafe Timer 0 1 minutes P004 Transducer Enter 101 for XCT 8 P005 Units Enter 4 for feet P006 Empt...

Страница 100: ...of using the SITRANS LU01 to monitor specific processes Siemens Milltronics has many years experience applying ultrasonic level measurement to a variety of processes in the mining aggregate lumber grain chemical pulp and paper water and waste water industries If you encounter a difficulty applying the SITRANS LU01 to a process measurement requirement please contact Siemens Milltronics or your loca...

Страница 101: ...s P740 is set for formatted messages a comma is inserted between each message field except immediately preceding the End of Message characters MT 00 Measurement Message Status A 1 character 0 to F convert to binary e g temp echo and cable OK not priority Field Name Definition Start Of Message STX 02 Message Type 2 characters 00 indicates the following data pertains to a scan point mea surement Poi...

Страница 102: ...32 to FA convert to decimal and subtract 100 e g tempera ture 20 C Percent 5 characters 00 00 to 9999 e g current level 85 00 of span EEEE field overflow End Of Message CR 0D Field Name Definition Start Of Message STX 02 Message Type 2 characters 01 indicates the SITRANS LU01 was removed from the RUN mode End Of Message CR 0D 1 low low alarm 1 low alarm 1 high alarm 1 high high alarm MSB LSB 1 rat...

Страница 103: ...ference MT 03 Point Not Scanned Field Name Definition Start Of Message STX 02 Message Type 2 characters 03 indicates the Point Number is not in service Point 3 characters 001 to 003 e g Point Number 1 End Of Message CR 0D start of message message type end of message point ...

Страница 104: ...ffectiveness of the self cleaning design is recommended If material build up on the transducer face is observed to maintain maximum system performance a schedule of regular cleaning should be adopted Unit Repair and Excluded Liability All changes and repairs must be done by qualified personnel and applicable safety regulations must be followed Please note the following The user is responsible for ...

Страница 105: ...ties Displays EEEE Reading too high Select larger Units P005 or lower Convert Reading P061 Reading fluctuates while material level is still or vice versa Incorrect measurement sta bilization Alter measurement Response P003 accordingly See Technical Reference Measure ment Response Reading is fixed regard less of the actual mate rial level Transducer beam obstructed standpipe too narrow or transduce...

Страница 106: ...nfidence in the RUN mode Press and hold for 4 seconds Failsafe Time Left changes to the Short Long Confidence display To display Echo Confidence in PROGRAM mode access the Echo Confidence P805 parameter To update the value displayed after each aiming adjustment Press 5 times or more to verify stability If the condition persists despite optimum aiming optimize transducer performance See Enhancement...

Страница 107: ...m away from or remove the obstruction If the obstruction cannot be removed or avoided the SITRANS LU01 TVT Time Varying Threshold Curve must be modified to reduce the Echo Confidence derived from the sound reflected by the obstruction See Enhancement Parameters Scope Displays P810 and TVT Shaper P832 If the fixed Reading represents a minimal distance from the transducer face the condition may be c...

Страница 108: ...rface monitored is not beyond the transducers maximum range 2 Material is not falling in the transducer sound beam 3 Material P002 value matches the material monitored 4 Measurement Response P003 is not set too fast 5 Transducer P004 type entered matches the transducer used If the periodic incorrect value is always the same see Fixed Reading If the incorrect value seems to be random verify the mat...

Страница 109: ...vident on the long shot Echo Profile turn the Spike Filter P821 on and or widen the Narrow Echo Filter P822 Also if the true echo has jagged peaks use Reform Echo P823 If multiple echoes appear on the Echo Profile typical of a flat material profile especially if the vessel top is domed use the first Algorithm If the Echo Profile repeatedly switches from short to long adjust the Short Shot Range P8...

Страница 110: ...50 Tank Shape P051 Max Volume P052 Tank Dimension A P053 Tank Dimension L P054 Level Breakpoints record values on a seperate sheet P055 Volume Breakpoints record values on a seperate sheet Reading Value P060 Decimal Position P061 Convert Reading P062 Offset Reading Failsafe P070 Failsafe Timer P071 Failsafe material Level P072 Failsafe Level Advance Relays P100 Relay Set Up G P101 Hi Alarm P102 Lo...

Страница 111: ...ucer max V P302 Temperature Sensor max V P330 Profile Record P331 Auto Record Enable G P332 Auto Record Transducer G P333 Auto Record Interval G P334 Auto Record A Setpoint P335 Auto Record B Setpoint P336 Auto Record Filling Emptying P337 Auto Record LOE Time Installation Records P340 Date of Manufacture P341 Run Time P342 Start Ups Range Calibration P650 Offset Calibration P651 Sound Velocity Ca...

Страница 112: ... P711 Echo lock P712 Reserved P713 Echo lock Window Scanning P726 Level System Sync G P728 Shot Delay G P729 Scan Time Display P730 Auxiliary Reading G P731 Auxiliary Reading Key G P732 Display Delay G P733 Scroll Access G Peripheral Communication Support P740 Peripheral Communications G P748 RS485 Termination P749 Serial Bus Type SmartLinx P772 Baud Rate P790 Hardware Error P791 Bus Error P792 Bu...

Страница 113: ...nce P819 Profile Pointer Amplitude P820 Algorithm P821 Spike Filter P822 Narrow Echo Filter P823 Reform Echo P824 reserved P825 Echo Marker Trigger P830 TVT Type P831 TVT Shaper P832 TVT Shaper Adjust P833 TVT Start Min P834 TVT Start Slope P835 TVT Slope Min P840 Short Shot Number P841 Long Shot Number P842 Short Shot Frequency P843 Long Shot Frequency P844 Short Shot Width P845 Long Shot Width P...

Страница 114: ...ltronics Process Instruments Inc 1954Technology Drive P O Box 4225 Peterborough ON Canada K9J 7B1 Tel 705 745 2431 Fax 705 741 0466 Email techpubs smpi siemens com Siemens Milltronics Process Instruments Inc 2008 Subject to change without prior notice Printed in Canada ...

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