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62 

 

4.21 Accessories 

 

Accessories included with the VC431 

FN431

 case

 

STF030

 program for PC 

USB Cable miniature connector 

– USB 

CN1US

 

Two 1.5 volt batteries 

Accessories included with the AC031 accelerometer 

 AA031

 handle adapter for the AC031 accelerometer 

 AA131

 tool adapter for the AC031 accelerometer 

Accessories included with the AC032 accelerometer 

CN032

  connection  cable  from  the  AC032  accelerometer  to  the 

VC431

  vibrometer  (2.90 

metres) 

Accessories included with the AC033 accelerometer 

AA033

 strap adapter for the AC033 accelerometer 

 

Optional accessories 

CV211

 vibration calibrator for accelerometers 

AA144

 mounting adapter for the AC033 accelerometer 

TR-40

 tripod (height 1.10 m) 

TR050

 tripod (height 1.55 m) 

ML012

 carrying case 

ML060

 special all-weather carrying case (51x38x15 cm) 

AM300

 mains power feeder with USB 

CP015

 1.5V 2600mA battery charger 

PB015

 rechargeable 1.5V 2600mA battery 

DI016

 mounting magnet to affix the AC032 accelerometer 

DA050

 bag of 40 wax disks to affix the AC032 accelerometer 

 

 

only guarantees that the equipment will work properly when original 

 

accessories are used.  

Any damage caused to the equipment due to the use of non-original accessories is excluded 
from the guarantee. 

Содержание VC431

Страница 1: ...User s manual VC431 Triaxial vibrometer M_VC431_v0014_20150730_EN...

Страница 2: ......

Страница 3: ...d 22 2 5 Measuring with the Hand Arm H application 22 2 5 1 Securing the accelerometer 23 2 5 2 Access to the Hand Arm application 24 2 5 3 Preliminary settings Projection time 24 2 5 4 Starting a mea...

Страница 4: ...38 2 12 Delete memory option 38 2 12 1 Access to the delete memory option 38 2 13 Sensitivity adjustment 39 2 14 Contrast setting 40 2 15 Clock setting 41 2 16 Test Option 41 2 17 Switching off the V...

Страница 5: ...compatibility 59 4 15 Batteries and external powering 60 4 16 Dimensions and weight 60 4 17 Memory 61 4 18 Calibration 61 4 19 Standards 61 4 20 Notes 61 4 21 Accessories 62 5 ANNEX A Functions 63 5 1...

Страница 6: ...re to the vibration transmitted to the hand arm system is based on the measurement of the daily vibration exposure value normalised for a reference period of 8 hours A 8 of the total acceleration valu...

Страница 7: ...values for each axis Ax 8 p Ay 8 p Az 8 p The WHOLE BODY IN BUILDINGS application is designed to measure the vibrations transmitted to the whole body inside buildings houses residential hospital educa...

Страница 8: ...k value of the speed vector on the x axis vpky Peak value of the speed vector on the y axis vpkz Peak value of the speed vector on the z axis fx Frequency at which the vpkx value takes place fy Freque...

Страница 9: ...t range all the parameters necessary to evaluate exposure to vibrations in m s2 or dB dB only available for buildings with the suitable weightings Wd x y and Wk z for the whole body application Wh x y...

Страница 10: ...BINDER 712 female connector of the VC431 vibrometer 12 Triaxial accelerometer AC031 Hand arm Triaxial accelerometer for use with the hand arm H application The length of the accelerometer cable is 2 9...

Страница 11: ...iaxial accelerometer Mat type triaxial accelerometer for use with the whole body W application The length of the accelerometer cable is 2 metres 21 AA033 adapter for the AC033 accelerometer Strap adap...

Страница 12: ...10...

Страница 13: ...icon that shows current battery charge status see section 2 1 2 MAIN MENU The main menu display also shows At the top of the display date and time At the bottom of the display indicator of memory occ...

Страница 14: ...ons of the VC431 in the different adjustments and applications MAIN MENU BUTTONS DELETE MEMORY OPTION SENSITIVITY ADJUSTMENT MENU Key to move right next icon inside the menu Key to move left next icon...

Страница 15: ...UTTONS Key to go back to the main menu Key to move to the right Key to move upwards previous register Key to move to the left Key to move downwards next register Key to accept the adjustment or option...

Страница 16: ...back to the main menu Key to check the whole body application Key to check the hand arm application Key to check the buildings application Key to start or resume measurement Key to end measurement Key...

Страница 17: ...on the VC431 it must be connected to a power supply The VC431 vibrometer is powered by two AA LR6 alkaline batteries or through the USB port 10 If both systems are used at the same time batteries USB...

Страница 18: ...onnected to the mains and has a USB port to connect the CN1US cable to power the vibrometer To use this option contact an official retailer RECOMMENDATIONS if you do not intend to use the VC431 for a...

Страница 19: ...ing an accelerometer for the first time and before you can take measurements you must adjust the sensitivity of the accelerometer you will be using see the section 2 13 Sensitivity adjustment The VC43...

Страница 20: ...ody according to the ISO 2632 1 Standard as recommended by the DIRECTIVE 2002 44 EC BUILDINGS APPLICATION Application for measuring the vibration transmitted to the whole body inside buildings housing...

Страница 21: ...also displays At the top of the display date and time At the bottom of the display indicator of memory occupied as a the number of registers contained by the VC431 with regard to the maximum 256 and...

Страница 22: ...r with a screw or by using a mounting magnet see 4 21 5 Take the VC431 to the main menu and use the arrow buttons to select the sensitivity adjustment icon and access it with the button The vibrometer...

Страница 23: ...To do so loosen the 6 Phillips screws located at the bottom and pull the sensor metal part outwards with the cable Do not remove the other screws has an optional accessory AA144 to connect the AC033 a...

Страница 24: ...ore incorrect The VC431 also has an UNDER RANGE indication for each function If this situation occurs during measurement the sign will be added to the bottom left of the chart where the value of the f...

Страница 25: ...as installation accessories for curved surfaces AA031 Adapter AA131 Adapter The AA031 adapter for the AC031 accelerometer is used to hold it between the hand and the tool s grip lever handle etc The A...

Страница 26: ...ure to vibrations for measuring times below the exposure times the VC431 calculates the projected daily exposure to vibration that corresponds to the daily exposure to vibration that would exist if me...

Страница 27: ...ally If a measurement is taken no data are saved although subsequently the final results can be saved with the SAVE RESULTS main menu option The VC431 measures and displays the following functions ahx...

Страница 28: ...wish to modify the projection time see 2 5 3 The value of the parameters projected will be updated immediately without the need for a new measurement To make another measurement press To return to the...

Страница 29: ...ests the accelerometer should be placed as close as possible to the contact area When the person is seated there are three important measuring points the feet the seat and the backrest It is important...

Страница 30: ...pter should be passed through the holes of the AC033 accelerometer and then secured as necessary It is important that there be a close contact between the accelerometer and the human body When the acc...

Страница 31: ...to vibration that would exist if measurement time were the same as the projection time For this purpose simply enter the projection time tp that corresponds to the forecast exposure to noise time By d...

Страница 32: ...the x axis with Wd weighting ady RMS value of acceleration on the y axis with Wd weighting akz RMS value of acceleration on the z axis with Wk weighting Ax 8 Daily exposure to vibration on the x axis...

Страница 33: ...cultural uses according to the ISO 2631 2 standard 2 7 1 Securing the accelerometer Make sure that the AC032 accelerometer is properly connected The accelerometer should be placed on a surface where...

Страница 34: ...MEASUREMENT RECORDING option Measurement status will switch to or to If you are recording the evolution over time and the final results will be saved automatically If a measurement is taken no data a...

Страница 35: ...ation to maintain the resolution required by the ISO 8041 Another recommendable option for having a good resolution when working with small acceleration values is to switch to decibels by means of the...

Страница 36: ...the accelerometer can be secured with a stake or else be buried For low intensity vibration the accelerometer can be placed on the ground linked to a bucket with sufficient mass to prevent movement an...

Страница 37: ...nd displays the following functions vpkx Peak value of the speed vector on the x axis vpky Peak value of the speed vector on the y axis vpkz Peak value of the speed vector on the z axis fx Frequency a...

Страница 38: ...saved in the VC431 s memory although you can later save the final result see 2 9 or make a recording which will save the evolution over time of the measurement and the final results in the VC431 s mem...

Страница 39: ...Note To return to the main menu go to and press Once in a register 3 options are displayed o View the final result of this register o Delete this record from the vibrometer s memory o Return to the m...

Страница 40: ...n of the register is confirmed The deletion of the record is cancelled and you return to the menu with the option to see the register delete it or return to the VC431 s main menu 2 12 Delete memory op...

Страница 41: ...lly qualified personnel The readjustment of sensitivity leads to loss of traceability in the calibration of the unit 1 Take the VC431 to the main menu and use the arrow buttons to select the sensitivi...

Страница 42: ...unter that indicates the number of times that this sensitivity adjustment has been modified This counter is independent for each one of the applications Thanks to this feature the number of times that...

Страница 43: ...Validate by means of the button Press the button if you wish to return to the main menu 2 16 Test Option Option to measure for every application and every axis the RMS value of acceleration with freq...

Страница 44: ...ter should never be dismantled since this could cause permanent damage The VC431 should be checked before and after each measurement Use the CV211 vibration calibrator See section 2 3 Remove the batte...

Страница 45: ...is the assigned COM port for the communication between VC431 and PC After installing the driver above If you use a different USB port for the communication the assigned COM port for the communication...

Страница 46: ...ct COM port You must select the COM port assigned to the communication between the PC and VC431 The steps to be followed to ascertain the port number according to the PC OS are described NOTE In case...

Страница 47: ...5 Select the required application Hand Arm Whole Body Buildings or Structure through their corresponding icons or 6 Begin to acquire the data using any of the following options Select the option CAPTU...

Страница 48: ...PC CAPTURE Studio displays a transmission progress bar The registers are downloaded to the work folder selected see 3 2 3 2 3 Deleting the vibrometer s memory The vibrometer s memory can be deleted th...

Страница 49: ...m s2 148 15 dB Lower limit 0 00076 m s2 57 62 dB 0 00076 m s2 57 62 dB Measurement of acceleration in the Whole Body application Linear operation range at the reference frequency 15 915 Hz FREQUENCY W...

Страница 50: ...5 2027 68 0 038 2071 0 038 6 3 2686 98 0 038 2763 36 0 038 8 3213 66 0 038 3317 78 0 038 10 3530 58 0 038 3615 32 0 038 12 5 3685 62 0 038 3638 88 0 038 16 3753 26 0 038 3404 04 0 038 20 3800 0 038 29...

Страница 51: ...2046 0 00076 1 20384 0 00076 0 125 1 90836 0 00076 1 9076 0 00076 0 16 3 02328 0 00076 3 02176 0 00076 0 2 4 78572 0 00076 4 78268 0 00076 0 25 7 562 0 00076 7 55516 0 00076 0 315 11 894 0 00076 11 87...

Страница 52: ...00076 0 269116 0 00076 315 7 562 0 00076 0 135888 0 00076 400 4 78572 0 00076 0 068324 0 00076 Measurement Whole Body application Measurement range Frequency Hz Band limiting Wd Wk UP lim m s2 LOW li...

Страница 53: ...25 379 24 0 0038 30 2404 0 0038 193 914 0 0038 31 5 378 1 0 0038 23 9362 0 0038 153 178 0 0038 40 375 326 0 0038 18 867 0 0038 120 08 0 0038 50 368 562 0 0038 14 7136 0 0038 93 138 0 0038 63 353 058...

Страница 54: ...nce relative humidity 50 4 5 Electrical tests The AD003 adapter should be used for electrical calibration Maximum peak to peak electric voltage applicable with the AD 003 adapter 17 Vpp Maximum electr...

Страница 55: ...914 1 1 1 0 10 1 011 1 1 1 25 0 06 1 007 1 1 1 6 0 26 0 9707 1 1 2 1 00 0 8913 1 1 2 5 2 23 0 7733 1 1 3 15 3 88 0 6398 1 1 4 5 78 0 5143 1 1 5 7 78 0 4081 1 1 6 3 9 83 0 3226 1 1 8 11 87 0 255 1 1 10...

Страница 56: ...1 1 20 2 14 0 782 1 1 25 3 78 0 6471 1 1 31 5 5 69 0 5192 1 1 40 7 72 0 4111 1 1 50 9 78 0 3244 1 1 63 11 83 0 256 1 1 80 13 88 0 2024 1 1 100 15 91 0 1602 1 1 125 17 93 0 127 1 1 160 19 94 0 1007 1...

Страница 57: ...29 0 4846 1 1 1 6 6 13 0 4935 1 1 2 5 50 0 5308 1 1 2 5 3 97 0 6335 1 1 3 15 1 86 0 8071 1 1 4 0 31 0 9648 1 1 5 0 33 1 039 1 1 6 3 0 46 1 054 1 1 8 0 32 1 037 1 1 10 0 10 0 9884 1 1 12 5 0 93 0 8989...

Страница 58: ...59 0 9342 1 1 2 0 61 0 9319 1 1 2 5 0 82 0 9101 1 1 3 15 1 19 0 8721 1 1 4 1 74 0 8184 1 1 5 2 50 0 7498 1 1 6 3 3 49 0 6692 1 1 8 4 70 0 5819 1 1 10 6 12 0 4941 1 1 12 5 7 71 0 4114 1 1 16 9 44 0 33...

Страница 59: ...4 Hz 17 kHz 0 13 Hz 4 8 kHz 0 25 Hz 4kHz Resonance frequency 42 kHz 9 kHz 10 kHz Cross sensitivity 5 5 5 Intrinsic noise 3000 g 3 50kHz 26 g 0 5 20kHz 200 g 20 50kHz Noise spectrum density 0 1 Hz 1 Hz...

Страница 60: ...t frequency band No type of correction is necessary if the cables and accessories supplied by are used 4 9 Display Display characteristics Screen refreshing time 1s Resolution 1 NOTE In the BUILDING a...

Страница 61: ...of humidity Operating range 25 to 90 4 14 Electromagnetic compatibility Set of accessories tested in the verification of the electromagnetic compatibility requirements All those described in the sect...

Страница 62: ...rational loss after exposure to electrostatic discharges Normal operating mode is regarded as when the application hand arm whole body or building corresponding to the accelerometer used AC031 AC032 o...

Страница 63: ...irective on low voltage 73 23 EEC and the directive EMC 89 336 EEC modified by 93 68 EEC instruments as a manufacturer of electric or electronic apparatuses informs you that the product you have acqui...

Страница 64: ...adapter for the AC033 accelerometer Optional accessories CV211 vibration calibrator for accelerometers AA144 mounting adapter for the AC033 accelerometer TR 40 tripod height 1 10 m TR050 tripod height...

Страница 65: ...2 Whole Body W application functions Func Whole Body W Mode functions adx RMS value of acceleration on the x axis with Wd weighting ady RMS value of acceleration on the y axis with Wd weighting akz R...

Страница 66: ...f acceleration on the z axis with Wm weighting MTVV MTVV value of acceleration with Wm weighting MTVVv Maximum total combined MTVV acceleration value vector with Wm weighting t Measurement time Note T...

Страница 67: ...s is defined by the expression 2 2 2 mz my mx mv a a a a awx awy awz are the acceleration values of each one of the three orthogonal axesx y and z Kx Ky and Kz are the multiplication constants whose v...

Страница 68: ...66...

Страница 69: ...VC431 Instruction manual 67...

Страница 70: ...68...

Страница 71: ......

Страница 72: ...cturer reserves the right to modify the characteristics and accessories of this manual without notice Maracaibo 6 08030 BARCELONA SPAIN Tel 34 934 335 240 FAX 34 933 479 310 e mail info cesva com www...

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