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U2B

HBM 24.5.2000

Contents

page

Safety instructions

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Instructions for use

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Structure and operating mode

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2.1 Measuring device

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2.2 Housing

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2.3 Measurement process, output signal

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2.4 Compensating for disturbance variables

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Operation on site

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3.1 Ambient temperature

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3.2 Humidity

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3.3 Ambient pressure

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3.4 Chemical influences

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3.5 Contamination

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Mechanical installation

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4.1 Important precautions during installation

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4.2 General installation guidelines

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4.3 U2B installation for tensile loading

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4.4 U2B installation for tensile and compressive loading

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Electrical connection

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5.1 Notes on cabling

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5.2 Six-wire connection

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5.3 Four-wire connection

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Technical Data

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Dimensions

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Copy of Declaration of Conformity

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SUNSTAR传感与控制 http://www.sensor-ic.com/ TEL:0755-83376549 FAX:0755-83376182 E-MAIL:[email protected]

SUNSTAR自动化 http://www.sensor-ic.com/ TEL: 0755-83376489 FAX:0755-83376182 E-MAIL:[email protected]

Содержание HBM U2B

Страница 1: ... Mounting instructions B 20 U2B 20 en SUNSTAR传感与控制 http www sensor ic com TEL 0755 83376549 FAX 0755 83376182 E MAIL szss20 163 com SUNSTAR自动化 http www sensor ic com TEL 0755 83376489 FAX 0755 83376182 E MAIL szss20 163 com ...

Страница 2: ...SUNSTAR传感与控制 http www sensor ic com TEL 0755 83376549 FAX 0755 83376182 E MAIL szss20 163 com SUNSTAR自动化 http www sensor ic com TEL 0755 83376489 FAX 0755 83376182 E MAIL szss20 163 com ...

Страница 3: ...cal installation 10 4 1 Important precautions during installation 10 4 2 General installation guidelines 10 4 3 U2B installation for tensile loading 11 4 4 U2B installation for tensile and compressive loading 12 5 Electrical connection 13 5 1 Notes on cabling 13 5 2 Six wire connection 14 5 3 Four wire connection 15 6 Technical Data 16 7 Dimensions 17 8 Copy of Declaration of Conformity 20 SUNSTAR...

Страница 4: ...ansducer corresponds to the state of the art and is fail safe The transducers can give rise to remaining dangers if they are inappropriately installed and operated by untrained personnel Everyone involved with the installation commissioning maintenance or repair of a force transducer must have read and understood the Mounting Instructions and in particular the technical safety instructions Remaini...

Страница 5: ...mbol CAUTION Meaning Possibly dangerous situation Warns of a potentially dangerous situation in which failure to comply with safety requirements could result in damage to property or some form of physical injury Symbol NOTE Means that important information about the product or its handling is being given Symbol Meaning CE mark The CE mark enables the manufacturer to guarantee that the product comp...

Страница 6: ...erned The same applies to the use of accessories Qualified personnel means persons entrusted with the installation fitting commissioning and operation of the product who possess the appropriate qualifications for their function Conditions on site Protect the transducer from damp and weather influences such as rain snow etc Maintenance The U2B force transducer is maintenance free Accident preventio...

Страница 7: ...e base of the housing must therefore be treated with special care since it is very thin The permitted limits for mechanical thermal and electrical loadings are given in the Technical Data Please take these points into account whenever plan ning for measurement arrangements and when installing or operating the equipment 2 Structure and operating mode 2 1 Measuring device The measuring device is a s...

Страница 8: ...s disturbs the balancing of the measurement system wired in the form of a Wheatstone bridge resulting in an output volt age UA at contacts 1 and 4 if a bridge excitation voltage UB is present at points 2 and 3 on the bridge The ratio between the voltages UA UB expressed in mV V is a measure of the sensitivity of the force transducer The change in output voltage UA is lin ear to the acting force Pr...

Страница 9: ...itive sub stractive forces see Section 3 3 3 Operation on site 3 1 Ambient temperature For optimum measurement results keep to the rated temperature range The best conditions are constant or very slowly changing temperatures Measure ment errors due to temperature are the result of uneven warming e g radiant heat or cooling A radiation shield and all round heat insulation provide no ticeable improv...

Страница 10: ...mbar 0 002 3 4 Chemical influences Transducer housings are manufactured from stainless steel They can be used in a corrosive environment 3 5 Contamination Dust dirt and other foreign bodies should not be allowed to accumulate to such an extent that part of the measured force is diverted to the housing so as to falsify the measured value force leakage SUNSTAR传感与控制 http www sensor ic com TEL 0755 83...

Страница 11: ...e taken 4 2 General installation guidelines The forces must as far as possible act on the transducer in precisely the di rection of measurement Torsional and bending moments eccentric loadings and lateral forces lead to measurement errors and if the limit values are ex ceeded the transducer can be destroyed Lateral forces include components corresponding to process quantities that may be obliquely...

Страница 12: ... MA 5 see dimension chart When the adapter is re moved the zero signal on the force transducer can change by 1 Make compensating adjustments for this when connecting the electronics When measuring dynamic forces the screw connections to the threaded pin and in ternal thread must be properly pretightened when the transducer is free of load the tightening torque MA 4 is listed in the dimension chart...

Страница 13: ...d perfectly For this purpose the transducer must be installed without axial play For dynamic sustained loading the upper and lower threaded connectors must be pretightened with lock nuts to more than the maximum load For this purpose tighten the lock nuts fully under nominal load in the tensile direction If a lock nut is used the torque must on no account be conducted through the transducer SUNSTA...

Страница 14: ...t is not parallel to high tension lines or control circuits If this is not possible e g in cable shafts protect the measuring cable with e g steel conduit and keep it at least 50 cm away from the other cables High tension lines or control circuits should be twisted 15 turns per metre Stray fields from transformers motors and protective contacts must be avoided Do not multi earth transducers amplif...

Страница 15: ...UB Measuring signal UA Cable shielding connected to housing Fig 5 1 U2B pin assignment Earthing scheme Green Line The cable shielding is connected in accordance with the Greenline scheme Under this scheme the measuring system is enclosed in a Faraday cage In side this cage electromagnetic interference has no effect on the measuring signal The transformer section is protected from electromagnetic i...

Страница 16: ...mperature coefficient of sensitivity TKC is neglible Changing the cable length changes the sensitivity There is no correction for the effects of temper ature on the cable In fact even with four wire connection the accuracy ob tained is adequate for many measurement technology requirements SUNSTAR传感与控制 http www sensor ic com TEL 0755 83376549 FAX 0755 83376182 E MAIL szss20 163 com SUNSTAR自动化 http ...

Страница 17: ... voltage Uref V 5 Service range of excitation voltage BU GT V 0 5 12 Rated temperature range Bt nom C 10 70 Service temperature range Bt G C 30 85 120 Storage temperature range Bt S C 50 85 Reference temperature tref C 23 Max operating force FG 130 150 Breaking force FB 300 Static lateral force limit FQ 25 100 Nominal displacement Snom mm 0 1 0 07 0 09 Fundamental resonance fre quency fG kHz 4 6 8...

Страница 18: ...7 68 122 67 17 105 8xM12 16 85 5 19 M39x2 200kN 155 232 82 142 85 19 125 8xM16 26 95 5 24 2 M48x2 Rated force N O Sf8 H8 SW T U V X Y MA Nm Ball R 0 5 5kN 19 6 34 19 9 5 22 20 35 60 60 10kN 19 6 34 19 1 6 9 5 22 20 35 60 60 20kN 15 10 55 30 1 6 17 34 300 100 50kN 20 12 61 36 2 20 42 30 50 500 100 100kN 29 19 79 60 2 36 70 30 50 2500 160 200kN 32 22 97 70 2 2 43 84 4500 160 SUNSTAR传感与控制 http www se...

Страница 19: ... 151 212 5 28 65 M39x2 60 35 200 1 U2A 20t ZGOW 4 8 60 60 0 003 0 018 126 167 235 36 82 M48x2 70 44 Rated force in kN Order Nr Jointed eyelet ZGUW Weight in kg A B D F G H M SW W X 0 5 10 1 U2A 1t ZGUW 0 1 33 5 12H7 32 54 5 70 5 12 M12 19 16 7 20 1 U2A 2t ZGUW 0 2 48 8 20H7 50 79 8 104 8 18 M20x1 5 30 25 9 50 1 U2A 5t ZGUW 0 4 57 5 25H7 60 94 5 124 5 22 M24x2 36 31 10 100 1 U2A 10t ZGUW 1 1 65 5 5...

Страница 20: ... ZGOW wi thout adapter MA Base plate customer side shown offset 45 or 22 5 K Recommended mass in relation to minimum screwed in depth Rated force in kN D G H J K S MA1 Nm 0 5 10 47 42 4xM5 13 84 86 4 34 5 20 72 70 4xM10 20 5 131 6 55 35 50 86 78 4xM12 19 158 2 61 60 100 122 105 8xM12 16 244 79 60 200 142 125 8xM16 26 270 2 97 150 1 Recommended values when using a torque wrench on dry thread SUNSTA...

Страница 21: ... of Declaration of Conformity SUNSTAR传感与控制 http www sensor ic com TEL 0755 83376549 FAX 0755 83376182 E MAIL szss20 163 com SUNSTAR自动化 http www sensor ic com TEL 0755 83376489 FAX 0755 83376182 E MAIL szss20 163 com ...

Страница 22: ...22 U2B SUNSTAR传感与控制 http www sensor ic com TEL 0755 83376549 FAX 0755 83376182 E MAIL szss20 163 com SUNSTAR自动化 http www sensor ic com TEL 0755 83376489 FAX 0755 83376182 E MAIL szss20 163 com ...

Страница 23: ...23 U2B SUNSTAR传感与控制 http www sensor ic com TEL 0755 83376549 FAX 0755 83376182 E MAIL szss20 163 com SUNSTAR自动化 http www sensor ic com TEL 0755 83376489 FAX 0755 83376182 E MAIL szss20 163 com ...

Страница 24: ...C hottinger baldwin com Modifications reserved All details describe our products in general form only They are not to be understood as express warranty and do not constitute any liability whatsoever IM C 05 00 POD SUNSTAR传感与控制 http www sensor ic com TEL 0755 83376549 FAX 0755 83376182 E MAIL szss20 163 com SUNSTAR自动化 http www sensor ic com TEL 0755 83376489 FAX 0755 83376182 E MAIL szss20 163 com ...

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