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Measuring

IFL 70x IQ

4 - 2

ba75990e01

10/2012

Содержание IFL 700 IQ

Страница 1: ...ba75990e01 10 2012 IFL 700 IQ IFL 701 IQ Operating manual IQ SENSOR NET Sludge level sensor IFL 700 IQ...

Страница 2: ...im 2012 WTW GmbH Reproduction in whole or even in part is prohibited without the express written permission of WTW GmbH Weilheim Printed in Germany The latest version of the present operating manual i...

Страница 3: ...nauthorized use 2 2 3 Commissioning 3 1 3 1 IQ SENSOR NET system requirements 3 1 3 2 Scope of delivery 3 1 3 3 Installation 3 1 3 3 1 General information 3 1 3 3 2 General installation conditions 3 2...

Страница 4: ...ical data 7 1 7 1 Measurement characteristics 7 1 7 2 Application characteristics 7 1 7 3 General data 7 2 7 4 Electrical data 7 3 8 Indexes 8 1 8 1 Explanation of the messages 8 1 8 1 1 Error message...

Страница 5: ...nual has a modular structure like the IQ SENSOR NET system itself It consists of a system operating manual and the operating manuals of all the components used Please file this component operating man...

Страница 6: ...ic waves transmitted by the ultrasonic transducer are totally or partly reflected by layers at which the density of the measuring medium changes e g sludge blanket bottom of the basin and then receive...

Страница 7: ...in waste water treatment 1 Transmitted ultrasonic waves 2 Echo reflected by the sludge blanket short reflection interval 3 Echo reflected by the bottom area long reflection interval Sludge blanket lev...

Страница 8: ...Overview IFL 70x IQ 1 4 ba75990e01 10 2012...

Страница 9: ...ngerous situation that can lead to serious irreversible injury or death if the safety instruction is not fol lowed CAUTION indicates a possibly dangerous situation that can lead to slight reversible i...

Страница 10: ...quirements for safe operation Note the following points for safe operation The product may only be operated according to the authorized use specified above The product may only be supplied with power...

Страница 11: ...eneral information NOTE Sharp objects can damage the ultrasonic transducer Please be care ful especially when handling sharp tools when cleaning and during transport NOTE only IFL 700 IQ If the sensor...

Страница 12: ...mersion depth 0 1 m Water depth Sludge level Depth of the sludge level Height of the sludge level Vertical installation Wall Bottom of the basin Immersion depth Dead zone 0 4 m Measurement cone approx...

Страница 13: ...lled fixtures in the vicinity of the measuring cone reflect the ultrasonic waves transmitted and thus cause interfering echoes If there are permanently installed fixtures in the expectation range of t...

Страница 14: ...SACIQ or SACIQ SW type is required to connect the sensor The cable is available in different lengths Com pared to the SACIQ standard model the SACIQ SW sensor connection cable is optimized concerning...

Страница 15: ...n its leg supports on a flat surface with the ultrasonic transducer pointing downward Fig 3 2 Connecting the sensor 2 Plug the socket of the SACIQ SW sensor connection cable onto the plug head connect...

Страница 16: ...o profile and certain special menus 4 Open the Sensor settings menu 5 Adjust the following settings for the measuring location Sensor settings Immersion depth Extended settings Temperature average wat...

Страница 17: ...e g measured value too high too low or too fluctu ating there are further settings filters and functions avail able with which you can optimize the evaluation of the echo profile to meet your requirem...

Страница 18: ...Commissioning IFL 70x IQ 3 8 ba75990e01 10 2012 Fig 3 4 Measured value display with main and secondary measured value 1 Measured value 2 Number of echoes found 1 2...

Страница 19: ...ngs menu Default values are marked in bold Setting Selection values Explanation Measuring mode Details see Fig 3 1 in section 3 3 2 Sludge level height Position of the sludge blanket level in rela tio...

Страница 20: ...ed value is equivalent to the point where the intensity of the echo reaches the adjusted relative threshold The value relates to the maximum of the echo intensity 100 Maximum gradient The measured val...

Страница 21: ...avoid taking the bottom echo as the sludge echo the Water depth and or Eval uation range setting should be adjusted in such a way that the bottom echo is not taken into account Follow echo On Off Fil...

Страница 22: ...cts the speed of sound in the measuring medium This effect can be taken into account by enter ing the temperature value Enter the average water temperature at the average water depth of the basin If t...

Страница 23: ...n range is dis played Zoom range Begin End The display on the screen is limited to the section set here Y axis intensity Auto The strongest echo is displayed with the complete intensity Zoom range Beg...

Страница 24: ...Commissioning IFL 70x IQ 3 14 ba75990e01 10 2012...

Страница 25: ...nsor settings Immersion depth Water depth Temperature The distance between the ultrasonic transducer and the sludge level is too small dead zone see also section 3 3 3 Moving fixtures cross the measur...

Страница 26: ...Measuring IFL 70x IQ 4 2 ba75990e01 10 2012...

Страница 27: ...g unexpectedly Prior to cleaning the sensor activate the maintenance condition Thus the wiper is switched off With normal operation e g municipal wastewater we recommend cleaning the sensor in the fol...

Страница 28: ...e sensor particularly in the area of the plug connection brush it off in a bucket of tap water wash it off with a hose or wipe it off with a cloth Unscrew the sensor from the SACIQ SW sensor con necti...

Страница 29: ...sensor out of the sample 3 Get rid of any coarse impurities on the sensor brush it off in a bucket of tap water wash it down with a hose or wash it off with a cloth 4 Clean the sensor shaft and the s...

Страница 30: ...Maintenance cleaning accessories IFL 70x IQ 5 4 ba75990e01 10 2012...

Страница 31: ...ucer Select a measurement location free of air bubbles Sensor is dirty Clean the sensor and or its environment Check the function of the wiper see section 3 5 Thread algae floating in front of the sen...

Страница 32: ...es that continually generate interfering echoes Select a measurement loca tion without permanent inter fering echoes If necessary limit the Evalu ation range so that any per manent interfering echoes...

Страница 33: ...trated sludge blanket Check Echo selection Top most echo or Strongest echo Follow echo change setting to Yes Set the Evaluation range to the range expected for the sludge level Cause Remedy Temporary...

Страница 34: ...What to do if IFL 70x IQ 6 4 ba75990e01 10 2012...

Страница 35: ...e of the measuring medium 4 12 Pressure resistance Sensor with connected SACIQ SW sensor connection cable Type of protection Sensor with connected SACIQ SW sensor connection cable IP X8 0 3 bar 3 105...

Страница 36: ...aintenance free Instrument safety 60 105 Marking for immersion depth 100 mm 442 255 533 IFL 700 IQ 3 9 kg IFL 701 IQ 3 7 kg Shaft and enclosure V4A stainless steel 1 4571 POM Base plate V4A stainless...

Страница 37: ...s see chapter TECHNICAL DATA of the IQ SENSOR NET system operating manual Power consumption IFL 700 IQ 5 5 W maximum power consumption 3 0 W average power consumption If the sensor is supplied with po...

Страница 38: ...Technical data IFL 70x IQ 7 4 ba75990e01 10 2012...

Страница 39: ...Module code Component 3C1 IFL 700 IQ 3C2 IFL 701 IQ Message code Message text EI13Cx Operational voltage too low Check installation and cable lengths Follow installation instructions Power supply modu...

Страница 40: ...Indexes IFL 70x IQ 8 2 ba75990e01 10 2012 8 1 2 Info messages The sensor does not generate any info messages...

Страница 41: ...us info via a manual query in the Setup Serviceinfo List of all components menu see system operating manual by an automated query of a superordinate process control e g when connected to the Profibus...

Страница 42: ...Indexes IFL 70x IQ 8 4 ba75990e01 10 2012...

Страница 43: ......

Страница 44: ...Wissenschaftlich Technische Werkst tten GmbH Dr Karl Slevogt Stra e 1 D 82362 Weilheim Germany Tel 49 0 881 183 0 49 0 881 183 100 Fax 49 0 881 183 420 E Mail Info WTW com Internet http www WTW com...

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