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Table of contents 

 

SITRANS Probe LR with mA/HART 
Operating Instructions, 05/2019, A5E32337711-AC 

7

 

A.7 

TVT (Time varying threshold) curves ...................................................................................... 88 

A.8 

Auto false-echo suppression .................................................................................................. 88 

A.9 

Output ..................................................................................................................................... 90 

A.10 

Failsafe ................................................................................................................................... 91 

A.11 

Chemical compatibility ............................................................................................................ 91 

B 

HART communication .............................................................................................................................. 92 
B.1 

HART communication for SITRANS Probe LR ....................................................................... 92 

B.2 

HART electronic device description (EDD) ............................................................................. 92 

B.3 

SIMATIC process device manager (PDM).............................................................................. 92 

B.4 

Maintenance settings (accessible via PDM only) ................................................................... 93 

B.5 

HART version .......................................................................................................................... 93 

B.6 

Burst mode .............................................................................................................................. 93 

C 

Application examples ............................................................................................................................... 94 
C.1 

Application examples introduction .......................................................................................... 94 

C.2 

Example 1: Liquid resin in storage vessel, level measurement .............................................. 94 

C.3 

Example 2: Horizontal vessel with volume measurement ...................................................... 96 

D 

Hazardous area installations .................................................................................................................... 98 
D.1 

Wiring details .......................................................................................................................... 98 

D.2 

FM/CSA .................................................................................................................................. 98 

D.3 

EU equivalency ....................................................................................................................... 99 

D.4 

Loop voltage versus loop resistance .................................................................................... 100 

D.5 

IS safety barrier selection ..................................................................................................... 100 

D.6 

Instructions specific to hazardous area installations (reference European ATEX 

Directive 2014/34/EU Annex II, 1/0/6) .................................................................................. 102 

E 

Certificates and support ......................................................................................................................... 103 
E.1 

Technical support .................................................................................................................. 103 

E.2 

Certificates ............................................................................................................................ 103 

 

Glossary ................................................................................................................................................ 104 

 

Index ...................................................................................................................................................... 109 

 

Summary of Contents for 7ML5430

Page 1: ...337711 AC Introduction 1 Safety notes 2 Description 3 Installing mounting 4 Connecting 5 Commissioning 6 Parameter assignment 7 Service and maintenance 8 Troubleshooting 9 Technical data 10 Dimension drawing 11 Technical reference A HART communication B Application examples C Hazardous area installations D Certificates and support E ...

Page 2: ...ay be operated only by personnel qualified for the specific task in accordance with the relevant documentation in particular its warning notices and safety instructions Qualified personnel are those who based on their training and experience are capable of identifying risks and avoiding potential hazards when working with these products systems Proper use of Siemens products Note the following WAR...

Page 3: ...an directives 12 2 2 3 Radio Equipment Directive RED compliance Europe 13 2 2 4 FCC Conformity 13 2 2 5 CE electromagnetic compatibility EMC conformity 14 2 3 Use in hazardous areas 14 2 3 1 Loss of safety of device with type of protection Intrinsic safety Ex i 15 3 Description 16 3 1 SITRANS Probe LR 16 3 2 SITRANS Probe LR system implementation 17 4 Installing mounting 18 4 1 Basic safety notes ...

Page 4: ...aster reset 33 6 2 10 Using units or percent 34 6 2 11 Quick start wizards 34 6 2 11 1 Quick setup for local operation outline 34 6 2 11 2 P001 Operation 35 6 2 11 3 P003 Measurement response 36 6 2 11 4 P005 Units 36 6 2 11 5 P006 Empty 36 6 2 11 6 P007 Span 37 6 2 11 7 P010 Language 38 6 2 11 8 P838 Auto false echo suppression 38 6 2 11 9 Additional settings 39 7 Parameter assignment 40 7 1 P000...

Page 5: ...ernal temperature 57 7 19 4 P346 Serial number 57 7 20 Range calibration P652 to P655 57 7 20 1 P652 Offset correction 58 7 20 2 P655 Propagation factor 58 7 21 Rate P700 and P701 59 7 21 1 P700 Maximum fill rate 59 7 21 2 P701 Maximum empty rate 59 7 22 Measurement verification P709 to P713 60 7 22 1 P709 Damping filter 60 7 22 2 P711 Echo lock 60 7 22 3 P712 Echo lock sampling 61 7 22 4 P713 Ech...

Page 6: ...urement 70 7 29 7 P999 Master reset 71 8 Service and maintenance 72 8 1 Maintenance and repair work 72 8 2 Return procedure 72 8 3 Disposal 73 9 Troubleshooting 74 9 1 General fault codes 74 9 2 Fault codes firmware revision 3 02 or higher 74 9 3 Fault codes firmware revision 1 05 or earlier 76 9 4 Operation troubleshooting 78 10 Technical data 80 10 1 Power 80 10 2 Performance 81 10 3 Constructio...

Page 7: ...DM only 93 B 5 HART version 93 B 6 Burst mode 93 C Application examples 94 C 1 Application examples introduction 94 C 2 Example 1 Liquid resin in storage vessel level measurement 94 C 3 Example 2 Horizontal vessel with volume measurement 96 D Hazardous area installations 98 D 1 Wiring details 98 D 2 FM CSA 98 D 3 EU equivalency 99 D 4 Loop voltage versus loop resistance 100 D 5 IS safety barrier s...

Page 8: ...commissioning it as well as service and maintenance engineers 1 2 Checking the consignment 1 Check the packaging and the delivered items for visible damages 2 Report any claims for damages immediately to the shipping company 3 Retain damaged parts for clarification 4 Check the scope of delivery by comparing your order to the shipping documents for correctness and completeness WARNING Using a damag...

Page 9: ...tems machines and networks In order to protect plants systems machines and networks against cyber threats it is necessary to implement and continuously maintain a holistic state of the art industrial security concept Siemens products and solutions only form one element of such a concept Customer is responsible to prevent unauthorized access to its plants systems machines and networks Systems machi...

Page 10: ...ent protection during storage The packaging only provides limited protection against moisture and infiltration Provide additional packaging as necessary Special conditions for storage and transportation of the device are listed in Technical data Page 80 1 7 Notes on warranty The contents of this manual shall not become part of or modify any prior or existing agreement commitment or legal relations...

Page 11: ...ymbols from the device Always keep the information and symbols in a completely legible state 2 1 1 Safety marking symbols In manual On product Description earth ground terminal shield Yellow background WARNING refer to accompanying documents manual for de tails 2 2 Laws and directives Observe the safety rules provisions and laws applicable in your country during connection assembly and operation T...

Page 12: ... device symbolizes the conformity with the following European directives Electromagnetic compatibil ity EMC 2014 30 EU Directive of the European Parliament and of the Council on the harmonisation of the laws of the Member States relating to elec tromagnetic compatibility Low voltage directive LVD 2014 35 EU Directive of the European Parliament and of the Council on the harmonisation of the laws of...

Page 13: ...tance measurement Level of performance Δd 50 mm 2 2 4 FCC Conformity US Installations only Federal Communications Commission FCC rules WARNING Authority to operate equipment Changes or modifications not expressly approved by Siemens could void the user s authority to operate the equipment Note This equipment has been tested and found to comply with the limits for a Class B digital device pursuant ...

Page 14: ...y EMC Part 4 4 Testing and measurement techniques Electrical fast transient burst im munity test EN61000 4 5 2006 Electromagnetic Compatibility EMC Part 4 5 Testing and measurement techniques Surge immunity test EN61000 4 6 2010 Electromagnetic Compatibility EMC Part 4 6 Testing and measurement techniques Immunity to conducted disturb ances induced by radio frequency fields EN61000 4 8 2010 Electr...

Page 15: ...afety Ex i If the device or its components have already been operated in non intrinsically safe circuits or the electrical specifications have not been observed the safety of the device is no longer ensured for use in hazardous areas There is a risk of explosion Connect the device with type of protection Intrinsic safety solely to an intrinsically safe circuit Observe the specifications for the el...

Page 16: ... a remote location Communication is via HART Signals are processed using Process Intelligence which has been field proven in over 500 000 applications worldwide ultrasonic and radar SITRANS Probe LR is available in two versions General purpose non hazardous Intrinsically Safe with suitable barrier Applications Note Approval information Refer to product label for approval information SITRANS Probe ...

Page 17: ...ign the power supply may be separate from the PLC or integral to it A 250 Ohm resistor may be required if the loop resistance is less than 250 Ohms Active PLC HART modem HART communicator Programming SITRANS Probe LR carries out its level measurement function according to the set of built in parameters You can make parameter changes via the handheld programmer via a PC using SIMATIC PDM or via a H...

Page 18: ...iables such as pressure temperature electricity etc or that they have a harmless value If the device contains hazardous media it must be emptied prior to disassembly Make sure that no environmentally hazardous media are released Secure the remaining connections so that no damage can result if the process is started unintentionally DANGER Pressure applications Danger to personnel system and environ...

Page 19: ... that act as a barrier against pressure loss from the process vessel that is the combination of process connection body and emitter but normally excluding the electrical enclosure In the event the instrument package is replaced the process device tag shall be transferred to the replacement unit SITRANS Probe LR units are hydrostatically tested meeting or exceeding the requirements of the ASME Boil...

Page 20: ...ssels Process temperature 40 to 80 C 40 to 176 F Locking collar over threaded connection secured by three 2 mm Allen set screws When the locking collar is secured it prevents the enclosure rotating on the threaded connec tion Ambient temperature surrounding enclosure volume 40 to 80 C 40 to 176 F Handheld programmer Nameplate location Process device tag Customer supplied flange Avoid central locat...

Page 21: ...herefore false targets may be detected Min 300 mm 1 ft per 3 m 10 of vessel height Emission cone Beam angle 28 Emission cone Keep emission cone free of interference from ladders pipes I beams or filling streams Locate the antenna away from the side wall to avoid interference from indirect echoes Make allowance for the emission cone spreading allow a minimum of 300 mm 1 ft for every 3 m 10 ft of ve...

Page 22: ...tions Note Rotating the enclosure Do not rotate the enclosure after programming and vessel calibration otherwise an error may occur caused by a polarity shift of the transmit pulse 1 Before inserting SITRANS Probe LR into its mounting connection check to ensure the threads are matching to avoid damaging them 2 Screw SITRANS Probe LR into the process connection and hand tighten For pressure applica...

Page 23: ...rce in accordance with IEC 1010 1 Annex H Note Insulation All field wiring must have insulation suitable for rated voltages 5 2 Connecting SITRANS Probe LR Unscrew the two lid screws to access the terminal block Lid screw 1 of 2 Terminal block Locking collar Strain relief or NPT cable entry If cable is routed through conduit use only approved suitably sized hubs for waterproof applica tions ...

Page 24: ... rotate the enclosure use a 2 mm Allen key to loosen the 3 Allen set screws securing the locking collar Position the unit and retighten the screws 2 Strip the cable jacket for approximately 70 mm from the end of the cable and thread the wires through the strain relief If cable is routed through conduit use only approved suitable size hubs for waterproof applications 3 Connect the wires to the term...

Page 25: ...on the IECEx website Go to http iecex iec ch http iecex iec ch and click on Ex Equipment Certificates of Conformity then enter the certificate number IECEx SIR 13 0005X 5 3 1 FM and CSA connection drawings The FM Intrinsically Safe connection drawing A5E01003040 listed on the device nameplate can be downloaded from our website Product page www siemens com ProbeLR Go to Technical Info Images graphi...

Page 26: ...ed The type of protection specified on the nameplate or in Approvals Page 83 is no longer guaranteed Make sure that the device is securely closed 6 2 Local commissioning 6 2 1 Activating SITRANS Probe LR Note Keep infrared devices such as laptops and cell phones away from SITRANS Probe LR to prevent inadvertent operation Power up the instrument SITRANS Probe LR starts in RUN mode and detects the m...

Page 27: ...rt up display mode System status is displayed on the LCD or on a remote communications terminal Display Normal operation Failsafe operation 1 Auxiliary Reading depending on the parameter selected it displays milliAmp value distance or confidence with units where applicable 2 Primary reading displays level distance or volume in either units or percent 3 Secondary Reading displays Parameter number f...

Page 28: ...conditions For local programming use the Siemens handheld programmer For programming from a distance use either a PC running SIMATIC PDM or a HART handheld communicator Display Auxiliary Reading displays parameter names for the Quick Start parameters if a language is selected It displays the index value for indexed parameters such as P054 Primary Reading displays parameter value Secondary Reading ...

Page 29: ...hanically Observe the following precautions when handling and using lithium batteries Do not short circuit recharge or connect with false polarity Do not expose to temperatures beyond the specified temperature range Do not incinerate Do not crush puncture or open cells or disassemble Do not weld or solder to the battery s body Do not expose contents to water 6 2 6 1 Handheld programmer For direct ...

Page 30: ...nction keys 6 2 6 2 Handheld programmer function keys in PROGRAM mode KEY FUNCTION to Values Decimal point Negative value CLEAR value TOGGLE between Units and on parameter value End PROGRAM session and enable RUN mode Update echo quality parameters Parameter scroll up Parameter scroll down DISPLAY opens parameter fields ENTER the displayed value ...

Page 31: ...to display the auxiliary reading field when in RUN mode Displays the value representing Echo Confidence P805 Toggle between Units and on reading display Initiate and complete PROGRAM mode access Distance displayed in auxiliary reading field 6 2 6 4 Accessing a parameter Note The following instructions apply when using the Handheld Programmer Do not use the Handheld Programmer at the same time as S...

Page 32: ...DISPLAY to activate the PROGRAM mode PROGRAM icon Parameter value Parameter number 2 Either use the ARROW keys to scroll to a different parameter or 3 Press DISPLAY to open the Parameter Number field Current value 4 Key in the desired parameter number followed by ENTER For example press The LCD displays the new parameter number and value ...

Page 33: ...d entries will be rejected or limited CLEAR can be used to clear the field 1 Use the ARROW keys to scroll to the parameter number or press DISPLAY and key in the parameter number followed by ENTER 2 Key in the new value 3 Press ENTER to set the value Parameter reset to factory default 1 Scroll to the parameter or enter its address 2 Press CLEAR then ENTER The value returns to the default setting 6...

Page 34: ...n settings that apply to all applications and make the system operational Then set P837 and P838 to ignore false echoes and return to RUN mode 1 Select a language option or numeric for the auxiliary reading P010 2 Select the measurement mode level space or distance P001 3 Set the response time to level changes P003 4 Select units of measurement m cm mm ft or in P005 5 Set process empty level Empty...

Page 35: ...el select Distance For the reference point see SITRANS Probe LR dimensions Page 84 Reference point Empty Span Space Level Distance Note Setting P001 resets Span P007 unless Span has previously been set to a different value Span is set to Empty distance minus 110 of Blanking unless Operation is set to distance measurement P001 3 In this case Span is set to the same value as Empty P006 Default blank...

Page 36: ...g rate whichever is greater Slower settings provide higher accuracy faster settings allow for more level fluctuation For more detail on measurement response see Transceiver Page 86 P004 Antenna type view only Value 240 rod antenna 6 2 11 4 P005 Units Select the measurement units required P005 Units Parameter Value Description P005 1 meters 2 centimeters 3 millimeters 4 feet 5 inches 6 2 11 5 P006 ...

Page 37: ...nd Span process full level in the units set in P005 Span can be set at any distance above Empty level Note Setting P006 resets Span if it has not previously been set to a different value The default setting for Span is based on Operation P001 and Empty P006 Span is set to Empty minus 110 of Blanking distance unless Operation is set to distance P001 3 In this case Span is set to Empty distance Blan...

Page 38: ...suppression Enable False Echo Suppression P837 Auto False Echo Suppression P837 instructs SITRANS Probe LR to learn the echo profile at that moment and use the learned profile instead of the default TVT curve Parameter Value Description P837 0 Off 1 Use Learned TVT 2 Learn Set up Auto False Echo Suppression Perform this function when the vessel is empty or nearly empty First rotate the instrument ...

Page 39: ...tput P201 to P215 and P911 Check installation records P341 to P346 Calibrate sensor for unusual conditions P652 to P655 Limit rate of change of reading P700 to P701 Verify measurements P709 to P713 Configure communications P799 Control echo processing P800 to P820 TVT curve adjustments Auto False Echo Suppression P831 to P839 Software diagnostic tests P900 to P901 Adjust measurements P911 to P924 ...

Page 40: ...pful hints Default values are indicated with an asterisk in the parameter tables unless explicitly described Primary index is an address for example P054 Secondary index is a sub address that allows for multiple values on an indexed point and allows indexed values from more than one parameter to be linked for example the breakpoints in P054 and P055 To access a parameter and change a value primary...

Page 41: ...in the address of the desired index or use the ARROW keys to scroll to the desired secondary index number then press ENTER 4 Key in the new index value and press ENTER 5 Press DISPLAY twice then use the ARROW keys or key in the parameter number to select a different parameter 7 1 P000 Lock Note This lock only applies to the handheld programmer it does not lock access through communications A remot...

Page 42: ... a level reading ensure P050 is set to 0 the reading returns the distance from process empty level Empty to the current level for a volume reading select a vessel shape at P050 and set volume parameters P051 toP055 as required To measure how much space remains in the vessel select Space Space returns a reading for the distance between current level and process full level Span To measure the distan...

Page 43: ... measurement In that case it is set to the same value as Empty P006 See Near blanking Page 87 for more details Changing P001 may reset Output Function P201 This applies to HART only 7 3 P003 Measurement response Sets the rate of response to level changes Related parameters P003 Failsafe Timer P070 minutes Max measure ment response P700 P701 Damping filter Echo verification Values 1 slow 100 0 1 m ...

Page 44: ...l the Failsafe default P071 is triggered P070 takes precedence over P003 7 4 P004 Antenna type Specifies the antenna type attached Values 240 rod antenna 7 5 P005 Units Specifies measurement units used for dimensional values Values 1 meters 2 centimeters 3 millimeters 4 feet 5 inches 7 6 P006 Empty process empty level Sets the distance from the reference point to the process empty level in units s...

Page 45: ...w Enter the distance between Empty process empty level and Span process full level in units set in P005 Span can be set at any distance above Empty level Note Setting P006 will reset Span if it has not previously been set to a different value The default setting for Span is based on Operation P001 and Empty P006 Span is set to Empty minus 110 of blanking distance unless Operation is set to Distanc...

Page 46: ...level 1 Operation must be set to Level P001 1 2 Select a vessel shape matching the monitored vessel P050 3 If required add dimensions A or L as shown in the chart on page 45 using P052 and P053 or if vessel shape 9 is selected add level and volume breakpoints in P054 and P055 4 Enter the value for the maximum vessel volume in P051 5 Return to RUN mode readings are now displayed in volumetric units...

Page 47: ...essel shape matching the monitored vessel or reservoir P050 Value Vessel shape Description Also required 0 no volume calculation required N A 1 flat bottom P051 2 conical or pyramidal bottom P051 P052 3 parabolic bottom P051 P052 4 spherical bottom P051 P052 5 angled bottom P051 P052 6 flat end cylinder P051 7 parabolic end cylinder P051 P052 P053 ...

Page 48: ... is 100 and the reading will be a percentage value Values Range 0 0000 to 99999 Default 100 0 Related parameters P006 Empty P007 Span Enter the vessel volume between Empty P006 and Span P007 1 Key in the value For example if maximum volume 3650 m3 key in 3650 2 Press ENTER If the value is too large for the LCD display enter larger units Example If maximum volume 267 500 gallons key in 267 5 thousa...

Page 49: ...point In P055 you assign a corresponding volume value to each breakpoint Primary index P054 Secondary index Breakpoint number Values Range 0 0000 to 99999 in units P005 Default 0 0 Related parameters P055 Volume Breakpoints Enter up to 32 level breakpoints where the corresponding volume is known The 100 and 0 levels must be entered The breakpoints can be ordered from top to bottom or the reverse 1...

Page 50: ...he required breakpoints Breakpoint number Level breakpoint P054 Volume breakpoint P055 1 0 0 2 4 500 3 8 3000 4 20 8000 7 15 P055 Volume breakpoints Each segment defined by the level breakpoints P054 requires a corresponding volume for SITRANS Probe LR to make the level to volume calculations Primary Index P055 Secondary Index Breakpoint number Values Range 0 0000 to 99999 in units Default 0 0000 ...

Page 51: ...ice to focus control on the secondary index 6 Press the UP ARROW key to display 02 in the auxiliary reading 7 Key in the volume for breakpoint 2 and press ENTER 8 Repeat steps 5 and 6 until volume values have been entered for all the required breakpoints 7 16 P069 Unlocked value Stores the value to enter in Lock P000 to unlock programming If P000 is locked P069 will not display the Unlocked value ...

Page 52: ...tate activates Values Range 0 00 to 720 min Default 100 0 based on P003 7 17 2 P071 Failsafe material level The material level to be reported when the Failsafe Timer expires For more detail see Failsafe Page 91 Values 1 Use Maximum mA Limit P213 as material level 2 Use Minimum mA Limit P212 as material level 3 Level remains at last reading 4 User selected value defined in P073 1 Enter the value co...

Page 53: ...loop current for the HART common module and should not be changed if using HART Selection also affects the secondary tertiary and quaternary variables for HART P201 must be set to 0 manual before you can modify P911 Remember to restore the previous setting after using P911 7 18 2 Independent mA setpoint parameters P210 and P211 P210 and P211 allow you to explicitly define the normal operating rang...

Page 54: ... mA always defaults to 0 and P201 determines whether this is a Level Space Distance or Volume measurement Level and Space are measured as a percentage of Span Distance is measured as a percentage of Empty Reference point Empty Span Space Level Distance Values Range 99999 to 99999 Default 0 000 m set to 0 as defined by P201 mA Output Function Related parameters P201 mA Output Function Enter the rea...

Page 55: ...s P201 mA Output Function Enter the reading that is to correspond to a 20 mA output Use percent or units depending on the setting for P051 7 18 3 mA output limit parameters P212 and P213 Note Factory settings are indicated by an asterisk in the parameter tables unless explicitly described P212 and P213 allow you to explicitly set a failsafe current outside the normal operating range 7 18 3 1 P212 ...

Page 56: ...ibrates the 20 mA output 7 19 Installation records P341 to P346 Note Factory settings are indicated by an asterisk in the parameter tables unless explicitly described 7 19 1 P341 RUN time Displays the number of uninterrupted 24 hour periods that the device has been operating Values view only Range 0 to 99999 days Default 0 Related parameters P342 Power on Resets P341 is updated once a day If power...

Page 57: ...degrees C either the current temperature on the circuit board or the maximum or minimum temperature recorded by the internal sensor The high and low values are maintained over a power cycle Values view only Range 50 C to 150 C 1 Current temperature 2 Maximum temperature 3 Minimum temperature 7 19 4 P346 Serial number Displays the serial number of the instrument The numbers stored in Index 2 follow...

Page 58: ...nge 0 3000 to 1 5000 Default 1 000 Pipe size I D Propagation Factor1 50 mm 2 0 827 80 mm 3 0 915 100 mm 4 0 955 150 mm 6 0 980 200 mm 8 0 990 1 Contact your Siemens representative for other sizes and propagation factor numbers The propagation factor is constant for a given pipe diameter or can be determined by comparing the radar distance reading to the actual process material distance measured fr...

Page 59: ...ement Response P003 is altered Values Range 0 0000 to 99999 m min Factory setting 0 1 Altered by P003 Measurement response Related parameters P005 Units P007 Span P071 Failsafe material level Enter a value slightly greater than the maximum vessel filling rate in Units P005 or percent of Span P007 per minute P003 value Meters minute 1 0 1 2 1 3 10 7 21 2 P701 Maximum empty rate Adjusts the SITRANS ...

Page 60: ...level within the Echo Lock Window P713 in the event of level fluctuations for example a rippling or splashing liquid surface The value is in seconds and depends on the number of seconds it takes the device to reach 63 of a step value change in reading Values Range 0 to 100 seconds 0 off Default 10 0 seconds Altered by P003 Measurement response Related parameters P007 Span P713 Echo lock window The...

Page 61: ...ches for the best echo according to the algorithm chosen P820 If the selected echo is within the window the window 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 SITRANS Probe LR responds immediately to a new measurement as restricted by the Maximum Fil...

Page 62: ...e is automatically altered when Measurement Response P003 Maximum Fill Rate P700 or Maximum Empty Rate P701 are altered Values Range 0 000 to 9999 Default 0 000 Altered by P003 Measurement response Related parameters P005 Units P711 Echo lock The Echo Lock Window is a distance window 1 centered on the echo used to derive the reading When a new measurement falls within the window the window is re c...

Page 63: ...ommunications P799 7 24 1 P799 Communications control Enables the read write access to parameters via remote communications Values 0 Read only 1 Read write 2 Restricted access read only except for P799 which is read write Note P799 controls the access if you are using a HART master P000 controls the lock access if you are using the Siemens handheld programmer 7 25 Echo processing P800 to P807 Note...

Page 64: ...se this feature if the surface monitored can drop below Empty level P006 in normal operation The value for P801 is added to Empty and the sum can be greater than the range of the antenna Range Extension can be increased in Units or percent of Span to a point where Empty plus Range Extension is greater than the distance from the flange face to the furthest surface to be monitored The distance below...

Page 65: ... only Range 20 to 99 Press the measurement key to get a new reading that will update echo strength 7 25 6 P807 Noise Displays the average and peak ambient noise in dB above 1 μV rms of a noise profile as x y Noise level is a combination of transient noise and receiving circuitry Values view only Format x y x average y peak Range 20 to 99 Start up display 15 15 After a measurement the values from t...

Page 66: ...e personnel or technicians familiar with Siemens echo processing techniques View the echo profile first before attempting to modify these parameters 7 27 1 P831 Manual TVT Shaper Note This parameter is for use only by Siemens service personnel Turns the TVT Shaper ON or OFF 7 27 2 P832 Manual TVT Shaper Adjust Note This parameter is for use only by Siemens service personnel 7 27 3 P837 Auto false ...

Page 67: ...tions nozzle echoes or other vessel false echoes For more detail see Auto false echo suppression Page 88 Setup instructions for P837 and P838 follow P838 7 27 4 P838 Auto false echo suppression distance Allows you to set a distance within which SITRANS Probe LR will learn a new echo profile Units are defined in P005 Values Range 0 000 to 20 00 m 65 6 ft max range Default 1 000 m P837 and P838 setu...

Page 68: ...eters P831 to P839 SITRANS Probe LR with mA HART 68 Operating Instructions 05 2019 A5E32337711 AC Display before Auto false echo suppression or when P837 0 Default TVT P839 Hover level Example after auto false echo suppression TVT curve learned False echo Material level ...

Page 69: ...el Values view only Range 0 00 to 99 99 1 Main code revision 2 Primary boot revision 3 Alternative boot revision 3 Hardware stack revision Default Determined by the software revision installed 7 28 2 P901 Memory test Press ENTER to activate the test Values view only PASS Memory text successful F1 Fail RAM F2 Fail EEPROM F3 Fail FLASH 7 29 Measurement 7 29 1 P911 mA output value HART mA only Access...

Page 70: ...tored surface in Units P005 or percent of Span P007 Values view only Range 99999 to 99999 7 29 4 P922 Space measurement Displays the distance between the monitored surface and Span process full level P007 Values view only Range 99999 to 99999 7 29 5 P923 Distance measurement Displays the distance between the monitored surface and the reference point For the reference point for the standard model s...

Page 71: ...aster Reset complete reprogramming is required Resets all parameters to their factory settings with the following exceptions P000 and P069 are not reset The learned TVT curve is not lost Use this feature after upgrading software 1 Select P999 2 Press CLEAR then ENTER to clear all and initiate reset 3 Reset complete Note Reset takes several seconds to complete ...

Page 72: ...normal operating conditions Under severe operating conditions the antenna may require periodic cleaning If cleaning becomes necessary Note the antenna material and the process medium and select a cleaning solution that will not react adversely with either Remove the instrument from service and wipe the antenna clean using a cloth and suitable cleaning solution 8 2 Return procedure Enclose the bill...

Page 73: ...ater contaminating substances you must thoroughly clean and decontaminate the device replacement part before returning it in order to ensure that all hollow areas are free from hazardous substances Check the item after it has been cleaned Any devices replacement parts returned without a decontamination declaration will be cleaned at your expense before further processing 8 3 Disposal Devices descr...

Page 74: ...e calibration If fault persists contact your local Siemens representative S 2 The device is operating in a low power condition that is outside its operating range As a result a valid measurement has not been taken for the failsafe timer period and the device will be put into failsafe mode Correct the power supply resistance or voltage S 3 Device is nearing its lifetime limit according to the value...

Page 75: ...epresentative S 35 Factory calibration for the device has been lost Repair required contact your local Sie mens representative S 36 Unable to start microwave module Reset power If error persists contact your local Siemens representative S 37 Measurement hardware problem Reset power If error persists contact your local Siemens representative S 38 Failure in the device electronics Reset power If fau...

Page 76: ...7 Standard device error category1 None 18 Standard device error category1 This device has a single power supply if it fails the device is non operational and the fault will not be visible None 19 User configuration is invalid device cannot operate Pa rameters Span Volume breakpoints and or Auto False Echo Suppression are set to invalid values Note EEPROM Corrupted If the parameter section of the E...

Page 77: ...fault alternating on the display or in the diagnosis status word in communication master and take corrective action on that fault 35 Internal device failure caused by a memory error The fault should never ap pear If it does the device should reset itself and there is no action to be taken It should be reported to the factory 38 The internal EEPROM has become corrupted2 or was not configured proper...

Page 78: ... LOE and status symbol shows antenna malfunction temperature too high physical damage excessive foam multiple echoes check P343 use foam deflector or stilling well relocate use a defoamer set P820 to 12 First echo Reading does not change but the level does SITRANS Probe LR pro cessing wrong echo i e ves sel wall or structural member re locate SITRANS Probe LR check nozzle for internal burrs or wel...

Page 79: ...ncrease measurement response if possible Reads correctly but occasionally reads high when vessel is not full detecting close range echo build up near top of vessel or nozzle wrong antenna choice for application vessel nozzle problem clean the antenna longer shield required use P837 P838 Level reading lower than material level material is within near blanking zone vessel near empty and low εr mater...

Page 80: ...es the right to change them at any time Note Operating temperature Check the ambient and operating temperatures under Construction Page 82 and Approvals Page 83 Also check Approvals Page 83 for the specific configuration you are about to use or install 10 1 Power Note Nominal 24 V DC at max 550 Ohm For other configurations see the chart Loop voltage versus loop resistance Page 100 Maximum 30 V DC ...

Page 81: ...uracy measured in accordance with IEC 60770 1 Non linearity accuracy 0 125 of Span including hysteresis and nonre peatability Non repeatability 0 025 of Span included in non linearity specifica tion Deadband resolution 0 0375 of Span included in non linearity specifi cation Frequency C band approx 6 GHz Max measurement range2 20 m 65 ft Update time mA output and loop display is updated once per se...

Page 82: ... IP67 IP68 locations Enclosure body construction PBT polybutylene terephthalate lid construction hard coated PEI polyether imide conduit entry 2 x M20x1 5 plastic strain relief or 2 x 1 2 NPT thread ingress protection Type 4X Type 6 IP67 IP68 see note below Weight standard model1 1 97 kg 4 35 lb 1 Unit with 100 mm 4 rod and adaptors 10 4 Operating conditions Location indoor outdoor Altitude 5000 m...

Page 83: ...4 Ga 06ATEX2354X International IECEx SIR 13 0005X Ex ia IIC T4 Ga US Canada FM CSA1 Class I Div 1 Groups A B C D Class II Div 1 Groups E F G Class III T4 Brazil INMETRO DNV 12 0068X Ex ia IIC T4 Ga IP67 IP68 40 ºC Ta 80 ºC Non incendive US FM Class I Div 2 Groups A B C D T5 Marine ABS American Bureau of Shipping LR Lloyd s Register of Shipping 1 FM and CSA connection drawings are available online ...

Page 84: ... Std 552 mm 21 7 min option 702 mm 27 6 max Std 273 mm 10 8 min option 423 mm 16 7 max 1 2 NPT thread or M20 plastic strain relief Hinged lid Enclosure electronics Locking collar Internal shield length standard 100 mm 4 optional 250 mm 10 Mounting thread Std 139 mm 5 47 optional 289 mm 11 38 Reference point Polypropylene rod antenna ...

Page 85: ...Dimension drawing 11 1 SITRANS Probe LR dimensions SITRANS Probe LR with mA HART Operating Instructions 05 2019 A5E32337711 AC 85 ...

Page 86: ...st SITRANS Probe LR consists of an enclosed electronic component coupled to an antenna and process connection The electronic component generates a radar signal that is directed to the antenna The signal is emitted from the antenna and the reflected echoes are digitally converted to an echo profile The profile is analyzed to determine the distance from the material surface to the reference point on...

Page 87: ...lanking 2 For the reference point see SITRANS Probe LR dimensions Page 84 A 4 Loss of echo LOE A loss of echo LOE occurs when the calculated measurement is judged to be unreliable because the confidence value P805 is less than the threshold value P804 If the LOE condition persists beyond the time limit set by the Failsafe timer P070 the Reliable Echo indicator will be replaced by the Unreliable Ec...

Page 88: ... You can use Auto False Echo Suppression to filter it out The default TVT curve is used until P837 and P838 are used to create a new learned TVT curve A 8 Auto false echo suppression The TVT adjustment parameters allow you to adjust the TVT Time Varying Threshold curve so that SITRANS Probe LR will ignore false echoes in your application P838 allows you to set a distance and P837 then instructs SI...

Page 89: ... SITRANS Probe LR with mA HART Operating Instructions 05 2019 A5E32337711 AC 89 Display before Auto False Echo Suppression or when P837 0 Default TVT P839 Hover level Example After Auto False Echo Suppression TVT curve learned False echo Material level ...

Page 90: ...s put into PROGRAM mode it stops responding to the process It stores the most recent measurement and holds the associated readings and mA signal output The instrument reverts to the parameter last addressed during the previous program session When the instrument is returned to RUN mode the transceiver resumes operation The reading and mA output default to the last measurement taken The reading and...

Page 91: ... measurement is generated by the application for example material level outside threshold settings the Failsafe timer P070 will control the speed of the Failsafe response When the Failsafe timer expires the device outputs the value selected in P071 If a valid measurement is received before the timer expires the timer will be reset If failsafe mode is activated by a fault see General fault codes Pa...

Page 92: ...e Description for the device in question HART EDD s are controlled by the HART Communication Foundation Please contact your local Siemens representative concerning the availability of the HART EDD for SITRANS Probe LR Older versions of the library will have to be updated in order to use all the features in the SITRANS Probe LR B 3 SIMATIC process device manager PDM This software package is designe...

Page 93: ...Maintenance demanded limit Maintenance alert activation Total service interval Units Maintenance status Acknowledge status Acknowledge Sensor lifetime Total sensor operating time Remaining sensor lifetime Maintenance required limit Maintenance demanded limit Maintenance alert activation Total expected sensor life Units Maintenance status Acknowledge status Acknowledge Calibration interval Time ela...

Page 94: ...age vessel level measurement Note The minimum distance from the flange face to the target is limited by Near Blanking P800 Only set P837 if the product is at least 2 m 78 away from the flange face If it is closer leave P837 at 1 until the level drops and the distance increases beyond 2 m 78 The application is to obtain a level measurement and corresponding 4 to 20 mA output proportional to resin l...

Page 95: ...ers P006 Empty distance 5 5 m P007 Span 4 5 4 5 m P070 Failsafe timer 2 2 minutes P071 Failsafe mode 1 Hi P838 Auto False Echo Suppression Distance Distance1 minus 0 5 m Sets length of learned TVT curve2 to use P837 Auto False Echo Suppression 2 then 1 Enables the use of learned TVT curve2 1 Distance to product from reference point 2 For more details on setting P837 and P838 see P837 Auto false ec...

Page 96: ...the bottom of the tank which is 3 5 m from the antenna flange face Process full level Span is 3 0 m from the vessel bottom The maximum rate of filling or emptying is about 0 2 m min Selecting tank shape 7 at P050 and entering values for A and L will give a volume reading instead of level In the event of a loss of echo SITRANS Probe LR is to go into Failsafe Hi after 2 minutes Empty Reference point...

Page 97: ...Function P838 Auto False Echo Sup pression Distance Distance1 minus 0 5 m Sets length of learned TVT curve2 to use P837 Auto False Echo Sup pression 2 then 1 Enables the use of learned TVT curve2 1 Distance to product from reference point 2 For more details on setting P837 and P838 see P837 Auto false echo suppression Page 66 For an explanation see Auto false echo suppression Page 88 ...

Page 98: ...he voltage and current which intrinsically safe apparatus can receive and remain intrinsically safe considering faults must be equal to or greater than the output voltage Uo and output current Io levels which can be delivered by the associated apparatus considering faults and applicable factors In addition the maximum unprotected capacitance Ci and Inductance Li of the intrinsically safe apparatus...

Page 99: ...ge Uo not exceeding 30 V and its output current Io limited by load resistance Ro such that Io Uo Ro does not exceed 120 mA Note The electrical circuit in the hazardous area must be capable of withstanding an AC test voltage of 500 V rms to earth or frame of the apparatus for one minute The installation must comply with national requirements The safe area is unspecified except that it must not be s...

Page 100: ...practice How to select a passive barrier for SITRANS Probe LR 1 Make sure that the barrier safety description is suitable for the SITRANS Probe LR Intrinsically Safe IS input parameters 2 Determine the maximum end to end resistance of the barrier Re e from the data sheet 3 Determine other loop resistance Rloop for example sense resistance displays and or PLC inputs 4 Calculate Rworking Re e Rloop ...

Page 101: ...and are functionally compatible with the SITRANS Probe LR The barriers listed below are all HART compatible PLC Input Modules Manufacturer Part number Siemens SM331 PCS7 HART Input Module Passive shunt diode barriers Note A well regulated supply voltage is required Manufacturer Part number MTL 787SP Dual channel MTL 7787P Dual channel Stahl 9001 01 280 100 10 Single channel Stahl 9002 01 280 110 1...

Page 102: ...ent shall be fitted by suitably trained personnel in accordance with the manufacturer s documentation 9 It is the responsibility of the user to ensure that manual override is possible in order to shut down the equipment and protective systems incorporated within automatic processes which deviate from the intended operating conditions provided that this does not compromise safety 10 The X suffix to...

Page 103: ...a comprehensive support solution at Partner http www automation siemens com partner Personal contact If you have additional questions about the device please contact your Siemens personal contact at Support request http www siemens com automation support request To find the personal contact for your product go to All Products and Branches and select Products Services Industrial Automation Process ...

Page 104: ... false echo suppression a technique used to adjust the level of a TVT to avoid the reading of false echoes See TVT Auto false echo suppression distance defines the endpoint of the learned TVT distance This is used in conjunction with auto false echo suppression beam angle the angle diametrically subtended by the on half power limits 3 dB of the microwave beam blanking a blind zone extending away f...

Page 105: ...e influence of an electric field Also known as Relative Permittivity An increase in the dielectric constant is directly proportional to an increase in signal amplitude The value is usually given relative to a vacuum dry air the dielectric constant of air is 1 echo a signal that has been reflected with sufficient magnitude and delay to be perceived in some manner as a signal distinct from that dire...

Page 106: ... the desired target Generally false echoes are created by vessel obstructions frequency the number of periods occurring per unit time Frequency may be stated in cycles per second HART Highway Addressable Remote Transducer An open communication protocol used to address field instruments Hertz Hz unit of frequency one cycle per second 1 Gigahertz GHz is equal to 109 Hz inductance the property of an ...

Page 107: ...resents a reduction in propagation velocity as a result of the wave travelling through a pipe or medium pulse a wave that departs from an initial level for a limited duration of time and returns to the initial level pulse radar a radar type that directly measures distance using short microwave pulses Distance is determined by the return transit time radar radar is an acronym for RAdio Detection An...

Page 108: ... the closeness of agreement among repeated measurements of the same variable under the same conditions stilling well a pipe that is mounted inside a vessel parallel to the vessel wall and open to the vessel at the bottom TVT Time Varying Threshold a time varying curve that determines the threshold level above which echoes are determined to be valid ...

Page 109: ...quirements 24 Certificates 11 103 Compact Operating Instructions 103 Customer Support Refer to Technical support D Damping 60 Disassembly 18 Disposal 73 Documentation 103 E Echo confidence 65 strength 65 verification 44 Emission cone illustration 21 F Failsafe function 91 timer 91 False echoes 88 set TVT curve to ignore 88 H Handheld programmer instructions 31 HART address 63 communication details...

Page 110: ...ing 34 R Range extension 64 to obtain reliable echo 88 Receiver signal 87 Return procedure 72 S Safety barrier selection 100 Scope of delivery 8 Secondary index 40 accessing 41 changing a value 41 Security unlocked value 41 Service 103 Service Support 103 Internet 103 SIMATIC PDM 92 Space measurement 42 Support 103 Support request 103 T Technical data 80 Technical support 103 Partner 103 Personal ...

Page 111: ...Index SITRANS Probe LR with mA HART Operating Instructions 05 2019 A5E32337711 AC 111 ...

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