background image

Installing and mounting 

 

3.5 4" Sanitary 

 

SITRANS LU150  

14

 

Operating Instructions, 03/2016, A5E34590123-AB 

 

  SITRANS LU150 

  Ferrule 

  Clamp 

  Tank 

  Adjusting wing nut 

 

 

Summary of Contents for SITRANS LU150

Page 1: ...Operating Instructions SITRANS LU150 03 2016 Edition Ultrasonic Transmitters ...

Page 2: ...____ ___________________ ___________________ ___________________ ___________________ Ultrasonic transmitters SITRANS LU150 Operating Instructions 03 2016 A5E34590123 AB Introduction 1 Description 2 Installing and mounting 3 Connecting 4 Commissioning 5 Operating 6 Troubleshooting 7 Technical data 8 Appendix A ...

Page 3: ...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 4: ...entry 17 4 2 System diagram 18 4 3 Wiring connection 19 5 Commissioning 21 5 1 Start up 21 5 2 Calibration 22 5 3 Calibration reference method 22 5 4 4 mA calibration 23 5 5 20 mA calibration 23 5 6 Operation status 24 6 Operating 25 6 1 Adjustments 25 6 2 Calibration scrolling method 26 6 3 4 mA calibration 26 6 4 20 mA calibration 27 6 5 Blanking 27 6 6 Adjusting the blanking value 28 6 7 Speed ...

Page 5: ... Adjusting the fail safe timer 31 6 13 Units 32 6 14 Adjusting the units 32 7 Troubleshooting 33 7 1 Troubleshooting 33 8 Technical data 35 8 1 Power 35 8 2 Performance 35 8 3 Interface 35 8 4 Outputs 36 8 5 Construction 36 8 6 Operating conditions 36 8 7 Approvals 37 A Appendix 39 A 1 Measurement interval 39 ...

Page 6: ...may cause interference to several frequency based communications Note Unit repair 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 all changes and repairs made to the device All new components must be provided by Siemens Restrict repair to faulty components only Do not re use faulty ...

Page 7: ...Introduction SITRANS LU150 6 Operating Instructions 03 2016 A5E34590123 AB ...

Page 8: ...asonic transducer and temperature sensing element The SITRANS LU150 emits a series of ultrasonic pulses from the transducer Each pulse is reflected as an echo from the material and sensed by the transducer The echo is processed by the SITRANS LU150 using Siemens proven Sonic Intelligence techniques Filtering is applied to help discriminate between the true echo from the material and false echoes f...

Page 9: ...Description SITRANS LU150 8 Operating Instructions 03 2016 A5E34590123 AB ...

Page 10: ...It is advisable to keep the device away from high voltage or current runs contactors and SCR control drives 3 2 Location Locate the SITRANS LU150 so that it will have a clear sound path that is perpendicular to the liquid surface The SITRANS LU150 sound path should not intersect the fill path rough walls seams rungs etc Sanitary ferrule Seams Pipe Fill Rungs Note Mount the SITRANS LU150 so that th...

Page 11: ...SITRANS LU150 10 Operating Instructions 03 2016 A5E34590123 AB 3 3 Threaded Electronics Mounting thread Sensor The SITRANS LU150 is available in three thread types 1 2 NPT Taper ANSI ASME B1 20 1 2 R 2 BSPT EN 10226 3 G 2 BSPP EN ISO 228 1 ...

Page 12: ...unting 3 3 Threaded SITRANS LU150 Operating Instructions 03 2016 A5E34590123 AB 11 Note Before inserting the SITRANS LU150 into its mounting hole ensure that the threads are of the same type to avoid damaging the device ...

Page 13: ...erating Instructions 03 2016 A5E34590123 AB 3 4 Flange adapter optional The SITRANS LU150 can be fitted with the optional 75 mm 3 flange adapter for mating to 3 ANSI DIN 65PN10 and JIS 10K3B flanges SITRANS LU150 Optional flange adapter 2 NPT 7ML1830 1BT 2 BSPT 7ML1830 1BU ...

Page 14: ...s suitable for chemical clean in place applications to 60 C 140 F only Ensure your cleaning chemicals are compatible with PVDF Electronics Mounting flange Sensor Mounting the sanitary version 1 Mount the SITRANS LU150 onto the top of the tank s sanitary ferrule 2 Secure mating by surrounding the joint with the clamp 3 Tighten adjusting wing nut ...

Page 15: ...Installing and mounting 3 5 4 Sanitary SITRANS LU150 14 Operating Instructions 03 2016 A5E34590123 AB SITRANS LU150 Ferrule Clamp Tank Adjusting wing nut ...

Page 16: ...stalling and mounting 3 5 4 Sanitary SITRANS LU150 Operating Instructions 03 2016 A5E34590123 AB 15 4 Sanitary ferrule Note The inside of sanitary ferrule must be smooth and free of burrs seams or ridges ...

Page 17: ... with FMS200 mounting bracket SITRANS LU150 16 Operating Instructions 03 2016 A5E34590123 AB 3 6 LU150 with FMS200 mounting bracket LU150 FMS200 mounting bracket 7ML1830 1BK with 7ML1830 1DT Locknut 2 NPT or 7ML1830 1DQ Locknut 2 BSPT ...

Page 18: ...6 A5E34590123 AB 17 Connecting 4 4 1 Cable entry 1 Loosen lid and remove it 2 Install cable gland or conduit 3 Insert wires through gland or conduit and up through cable guide 4 Connect wiring 5 Replace lid and tighten it Lid removed for clarity ...

Page 19: ...ghten the lid between 4 to 4 5 Nm Ensure the cable gland is screwed in to the enclosure tightly and the cable is within the specified clamping range 6 5 to 12 mm User supplied cable glands must meet IP68 NEMA 6 ratings and be installed according to the manufacturer s instructions 4 2 System diagram SITRANS LU150 Loop instrumentation ...

Page 20: ...ing 4 3 Wiring connection SITRANS LU150 Operating Instructions 03 2016 A5E34590123 AB 19 4 3 Wiring connection SITRANS LU150 V supply Loop instrumentation R max Note Power supply is reverse polarity protected ...

Page 21: ...Connecting 4 3 Wiring connection SITRANS LU150 20 Operating Instructions 03 2016 A5E34590123 AB ...

Page 22: ...lled or aimed at a wall 0 25 to 5 m away apply power The device starts up displaying the following 4 key Units 20 key LOE fault Program mode Operation status Alphanumeric 2 It then defaults to the Run mode which is the measurement reading of the distance from the transducer face to the material level in the units indicated as shown ...

Page 23: ...nal span high level 20 mA high level 4 mA low level 4 mA low level 20 mA 5 3 Calibration reference method 1 Adjust the material level or target to the desired distance from the sensor face 2 Press the 4 or 20 key as appropriate to view the stored distance associated with that mA output value 3 Press the key a second time to set the new distance reference 4 After viewing or calibrating the unit ope...

Page 24: ...123 AB 23 5 4 4 mA calibration Press 4 Press 4 again 4 mA calibration calibration invalid if new 4 mA calibration retry 5 5 20 mA calibration Press 20 Press 20 again 20 mA calibration calibration invalid if new 20 mA calibration retry Note Calibration bypasses the measurement response rate ...

Page 25: ...ing status During commissioning viewing the graphic can assist the user in properly locating and installing the unit to achieve optimum performance GOOD WAITING LOE FAULT The graphic will change from full to partial to indicate operation status After the Waiting period the icon will appear for an LOE FAULT indication When a valid echo is again received a Good indication will resume Refer to Troubl...

Page 26: ...obtained A viewing sequence of the stored value is automatically initiated During this time the value can be changed by pressing either the 4 or 20 key After viewing or changing operation automatically reverts to the Run mode 6 secs Adjustment Display 4 mA calibration Page 26 scrolling 20 mA calibration Page 27 scrolling Blanking Page 27 Speed of response Page 29 Fail safe Page 30 Fail safe timer ...

Page 27: ...nce method Page 22 To change the stored calibration value obtain the c 4 or c 20 display The calibration value may be increased by pressing the 20 key or decreased by pressing the 4 key When the display has scrolled to the desired value stop pressing the key The display automatically reverts to the Run mode 6 secs Note For faster scrolling hold the key and release it when the appropriate value is ...

Page 28: ...increase to new calibration value i e 0 45 m new calibration value 6 5 Blanking Blanking is used to ignore the zone in front of the transducer where false echoes are at a level that interfere with the processing of the true echo It is measured outward from the sensor face The minimum recommended blanking value is 0 25 m 0 82 ft but can be increased in order to extend the blanking SITRANS LU150 Bla...

Page 29: ...ollows 1 Press the 20 key to increase the blanking value or the 4 key to decrease it until the correct value is displayed 2 Release the key The display automatically returns to the Run mode 6 secs 3 seconds Indicates that the device is now in blanking mode The stored blanking value is shown for example 0 25 m Press 20 to increase blanking value i e 0 36 m Press 4 to decrease the blanking value i e...

Page 30: ... agitator discrimination discriminates between agitator blades in motion and the material target surface filter discriminates between false echoes from acoustical and electrical noise and the material target surface fail safe timer establishes the Waiting period from the time a loss of echo or operating fault condition starts until the fail safe default is effect ed Adjusting the speed of response...

Page 31: ...g the key The display automatically returns to the Run mode 6 secs 3 seconds Indicates that the device is now in speed of response mode The current option is shown i e 1m min Press 20 for option 2 i e 5 m min 6 seconds Option 2 has now been selected 6 9 Fail safe In the event a loss of echo or fault condition exceeds the Waiting period see Speed of response Page 29 or Fail safe timer Page 31 the i...

Page 32: ... has now been selected 6 11 Fail safe timer The fail safe timer allows the user to vary the waiting period from the time a loss of echo or operating fault condition begins until the fail safe default is effected The waiting period is adjustable from 1 to 15 minutes in 1 minute increments The fail safe timer value will default to settings determined by the Speed of response Page 29 If a different v...

Page 33: ...hange the units go to the Un display as described in Adjustments Page 25 and proceed as follows 1 Press the 20 key to scroll forward through the available options 1 2 and press the 4 key to scroll backwards 2 Once you have reached the appropriate value stop pressing the key The display automatically returns to the Run mode 6 secs 3 seconds Indicates that the device is now in units mode The current...

Page 34: ...contact with sensor face The LU150 is too close to the fill point The LU150 is not perpendicular to the liquid surface Change in level too fast Measurement out of range Foam on liquid surface High level of vibration in the mounting structure Level inside the blanking zone The Waiting period has expired Investigate the probable caus es listed above Refer to Speed of response Page 29 or Fail safe ti...

Page 35: ...Troubleshooting 7 1 Troubleshooting SITRANS LU150 34 Operating Instructions 03 2016 A5E34590123 AB ...

Page 36: ...1 A surge loop current 4 to 20 mA max 8 2 Performance Range 0 25 to 5 m 0 8 to 16 4 ft liquids only Beam angle 12 at 3 dB boundary Temperature compensation built in to compensate over the operating range 8 3 Interface Display liquid crystal three 9 mm 0 35 digits for reading of distance between sensor face and material multi segment graphic for commissioning and troubleshooting Programming 2 tacti...

Page 37: ...PVDF mounting threaded 2 NPT Taper ANSI ASME B1 20 1 R 2 BSPT EN 10226 G 2 BSPP EN ISO 228 1 4 Sanitary optional flange adapter 2 NPT 7ML1830 1BT 2 BSPT 7ML1830 1BU Enclosure material PBT Connection 1 x M20 or 1 2 NPT conduit entry 2 screw terminal block for 2 5 mm2 14 ga solid wire 1 5 mm2 16 ga stranded wire max Enclosure rating Type 6 NEMA 6 IP68 2 meters for 24 hours Weight 1 3 kg 8 6 Operatin...

Page 38: ...Technical data 8 7 Approvals SITRANS LU150 Operating Instructions 03 2016 A5E34590123 AB 37 8 7 Approvals Approvals CE cCSAus ...

Page 39: ...Technical data 8 7 Approvals SITRANS LU150 38 Operating Instructions 03 2016 A5E34590123 AB ...

Page 40: ...SITRANS LU150 Operating Instructions 03 2016 A5E34590123 AB 39 Appendix A A 1 Measurement interval Interval in seconds mA loop current ...

Page 41: ...Appendix A 1 Measurement interval SITRANS LU150 40 Operating Instructions 03 2016 A5E34590123 AB ...

Page 42: ... K9J 7B1 Subject to change without prior notice For more information www siemens com processautomation www siemens com level www siemens com weighing Siemens Canada Limited 1954 Technology Drive P O Box 4225 Siemens AG 2016 A5E34590123 Rev AB ...

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