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1. Technician Craig Test Date Dec 03 1999 D 2 HVM100 User Manual 6 8 05 6 8 05 Larson Davis Model HVM100 Serial Number 00103 Certificate of X Fb Electrical Conformance This Type 1 Human Vibration Meter was calibrated using a reference 10 0 Hz sine wave at a level of 0 001 Vrms This calibration level is equivalent to 100 0 dB or 0 10 m s dB reference 1e 6 m s with an accelerometer sensitivity of 98 1 mV g The instrument s frequency response Fb weighted 60 dB gain Direct input was then electrically tested as specified in ISO 8041 1990 E 5 0 5 Attenuation dB 4 6100 0 316 1 00 3 162 10 00 31 62 100 0 316 2 1000 3162 10000 Frequency Hz Theor Measured Error Tolerance
2. 6 4 Storing a Set p ees teet cade ota tee e hla tate eR Geeta 6 1 Storing Data x inda eere ie e C s as 6 1 4 Index 6 8 05 HVM100 User Manual Storing Setups ise ii VIDERE E RED TREE ERE eS 6 1 3 4 T Taking Measurement eoo teneat IR ee tot 7 1 2 Fame History Settings teet 2 6 Tools Key DRE rte n ne Rep eiae 3 1 AC DG OUtplt c nitet e Oh P epe tte 3 4 AC DC Output Settings x ances hw ertet tei aes habe ase Rie ay 3 7 Accelerometer ime ree Reds 3 1 Baud Rate una M 3 8 Handshaking itr ma Re OR ERE RH 3 8 Date and Tine asna aaa ann a aR tea ape tie RR TR ias 3 13 Display nts zs iu im OR D 3 2 Erase A Piles X 3 9 Erase Seps u am 3 10 Header 1 2 3 3 11 Integration 3 3 M 3 13 Print History Selection icto e ee RES 3 9 Sur Factor Zi Jit eec Nuu Eshu 3 4 Tools Menus
3. 5 Charge Input dn vette ettet ttr ens 5 Functions Meas rad iet 6 Reference Acceleration nennen 6 Reference Calibration Frequency 6 Reference Calibration 12 2 21204 000020002 010010000000000000000000 7 Frequency Weighting Curves a eene nnne A 7 Fa Elat 0 4 1Z 101 00 HZ rente redeo 7 Fb Flat 0 4 Hz to 1260 Hz Frequency Weighting 9 Fc Flat 6 3 Hz to 1260 Hz Wh and Ws Frequency Weighting 11 Wb Wc Wd Frequency 2 A 13 We Wj and Wk Frequency A 15 Wg Frequency Weighting Defined in BS6841 1987 A 16 aa ee ee ee ERE a BERN UP E EET Ses A 17 WB Whole Body Frequency 2 A 17 Typical Measurements Ranges A 19 Vibration Fa uices see pei A 19 Vibration Eb Ec ere out 20 Hand Arm Wh siis ee e ERE HERR IRE 21 Whole Body WB 22 Whole Body W B ete A 23 Whole 24 Whole
4. NENNNEROPWAUOUIWNEE WERE EER gt N X gt WW COR Technician Craig Test Date Dec 03 1999 6 8 05 D 7 D 8 Attenuation dB Larson Davis Model HVM100 Serial Number 00103 Certificate of X Wd Electrical Conformance This Type 1 Human Vibration Meter was calibrated using a reference 10 0 Hz sine wave at a level of 0 001 Vrms This calibration level is equivalent to 100 0 dB or 0 10 m s dB reference 1e 6 m s with an accelerometer sensitivity of 98 1 mV g The instrument s frequency response Wd weighted 60 dB gain Direct input was then electrically tested as specified in ISO 8041 1990 E 036 100 3 162 10 00 3162 1000 Frequency Hz Theor Measured Error LD Tolerance 00 C O O 2 Q O O gt Q I gt G NS 152 COR Technician Craig Test Date Dec 03 1999 HVM100 User Manual 6 8 05 6 8 05 Attenuation dB Larson Davis Model HVM100 Serial Number 00103 Certificate of X We Electrical Conforman
5. Technician Craig Test Date Dec 03 1999 D 3 Larson Davis Model 100 Serial Number 00103 Certificate of X Fc Electrical Conformance This Type 1 Human Vibration Meter was calibrated using a reference 10 0 Hz sine wave at a level of 0 001 Vrms This calibration level is equivalent to 100 0 dB or 0 10 m s dB reference 1e 6 m s with an accelerometer sensitivity of 98 1 mV g The instrument s frequency response Fc weighted 60 dB gain Direct input was then electrically tested as specified in ISO 8041 1990 E 5 1 Attenuation dB 40 0 794 2 512 7 943 25 12 79 43 2512 7943 2512 7943 25120 Frequency Hz Hz LD Tolerance Hz Theor Error LD Tolerance 0 0 0 0 0 21 3 6 5 0 5 6 43 1 0 0 0 0 0 0 0 PRP ROBWArPROUTENERHOOOO OBNWURPCORKEEEHOOOO Technician Craig Test Date Dec 03 1999 D 4 HVM100 User Manual 6 8 05 6 8 05 Attenuation dB Larson Davis Model HVM100 Serial Number 00103 Certificate of X WB Electrical Conformance This Type 1 Human Vibration Meter was calibrated using a reference 10 0 Hz sine wave at a level of 0 001
6. 3 162 10 00 Frequency Hz Theor Measured Error LD Tolerance LD Tolerance 2 00 2 51 3 16 3 98 5 01 6 31 O gt amp n O JJ QQ O Q O B AH BUDONPINUPPNUCDMON Umuuuuuuuuuuuuoco This instrument is in compliance with ISO 8041 1990 E for Type 1 human vibration meters when used with a Type 1 accelerometer Technician Craig Test Date Dec 17 2001 HVM100 User Manual 6 8 05 Larson Davis Model 100 Serial Number 00103 Certificate of X Wc Electrical Conformance This Type 1 Human Vibration Meter was calibrated using a reference 10 0 Hz sine wave at a level of 0 001 Vrms This calibration level is equivalent to 100 0 dB or 0 10 m s dB reference 1 6 m s with accelerometer sensitivity of 98 1 mV g The instrument s frequency response Wc weighted 60 dB gain Direct input was then electrically tested as specified in ISO 8041 1990 E Attenuation dB 1 00 3 162 1000 3162 1000 316 2 1000 Frequency Hz Theor Measured Error 00 59 85 95 12 62 81 12 10 43 00 90 50 50 20 20 10 M 1 Q O gt OY tQ O O C Co ONO
7. RR RON EH 3 1 1 5 Transducer itd RR eese E Ree AREE E NR 9 4 PinOUt aaa eire HERR cei E gere P ee ana aia 9 4 Transducers Electrical Impedance 1 20 040 004010000000004400000000000000000000000002 4 tete SER RE 1 6 oda AREA tip e OR ea GRE es 1 1 Typical Measurement Ranges for General Purpose Vibration Measurements E 7 Typical Measurement Ranges for Hand Arm and Whole Body Measurements E 5 Typical Measurements haves ooo A 19 Hand Armie Wh ierit sche loan A 21 Vibration Fa sesana cenn ec eii ge re teile eie ee ib q web A 19 Vibration Fb TUB CRM 20 WholeBodyyz WB ei RO EE eee eee 22 Whole Body W yaaa em eee b etes 23 Whole Body Wd We xxx etu tease EE n ee UR AER EG HT eta A 24 Whole Body See t e Mists GR C 25 Whole Body Wy WE REESE 26 U Under Rangeandicator six sue otto e Sh el HS ee 7 2 ut a v OS CR RN TO eed RR 3 2 6 8 05 Index 5 100 User Manual Using EXternal POWEL 2 eei n aQ ves retos 8 4 V Vib
8. es ee totter Hideo as 25 Whole Body Wb Wj 26 Appendix Glossary B 1 Table of equatiotis u eiie ayanta re TE IUE as 1 5 46 2 aeter 1 RMS Acceleration in Decibels essen B 1 Allowed Exposure Time sns B 2 Energy Equivalent RMS Acceleration B 2 Running RMS Acceleration LINEAR eese B 2 Running RMS Acceleration EXPONENTIAL eee B 3 3 Maximum Transient Vibration Value essere B 3 Minimum Transient Vibration Value a 3 Long Term Maximum 2 2 3 Short Term Maximum Peak B 4 4 Table of Contents 6 8 05 HVM100 User Manual Long Term Crest Factor uy usa rete per e B 4 Short Eactor d oda eee ei eet estet s B 4 Summed Instantaneous Acceleration eee B 4 Appendix C Serial Interface Commands C 1 Setup and Query Commands ee E C 1 Syntax for setup commands I C 1 Syntax for Query commands sse eee eene C 2 System Parameters Q s and 5
9. Additional Data view screens for Hand Arm Mode The 6th and 7th screens report the Energy Equivalent levels averaged over the run time 1 2 4 and 8 refer to the run time in Hours A 8 is the Energy Equivalent level projected over 8 hours 6 8 05 Taking Measurements Viewing Data on the HVM100 7 7 Additional Data view screens for Hand Arm Mode The Frequency weighting and channel are also reported The 8th screen shows the Allowed Exposure Time based on the measured A 8 value and a criterion level of 2 8 m s Additional Data view screens for Whole Body Mode The Vibration Dose Value and run time are displayed on the first line The value units frequency weighting and channel are displayed on the second line Short Term Crest Factor is shown on the first line the Long Term Crest factor is reported on the second line The Frequency weighting and channel are also reported NOTE The vibration dose value VDV Please see the specifications appendix for further informa specified by ISO 8041 and calculated by tion regarding specifics of all measured values the HVM100 has units of m s The HVM100 is also capable of displaying in cm s ft s or in s using the Display Units parameter However if Display Units are set to or dB the VDV becomes an undefined quantity Therefore if the display units are g or dB the HVM100 will di
10. Select No to turn off the HVM100 without saving Select Abort to cancel the request to turn off Select Yes to store the HVM100 s current data and setup in file register 00 and then turn off 6 8 05 Storing and Recalling Data Files and Setups 6 5 Data Storage File Registers 01 thru 99 Once all files have been purged see chapter 3 Tools Menu automatic and manual storing of files begins with file regis ter 01 For example if all files have been purged and there is data in the HVM100 pressing the DATA key followed by the STORE key will cause the following screen will appear note the file register shown will be 01 If all files have been purged and the Auto Store feature is enabled see chapter 2 Getting Started the HVM100 will automatically store the first file in file register 01 The sec ond file will be automatically stored in file register 02 and so on until all 99 file registers are full Preserving the File Counter At Power Off The file counter which keeps track of the last file register used is saved when the HVM100 is turned off For example suppose you store 10 files in file registers 01 thru 10 Then you turn off the HVM100 When the HVM100 is turned on again if you try to store data the HVM100 will prompt you to store data in file register 11 which is the next empty file register see screen below A separate counter is used when you recall files For exam ple suppose you
11. 1 2 202 2 00 000000000 00000000000000000000 C 2 Mode Specific Parameters rsen ide e rne de ds C 3 Read Data Commiands 5 iiie bei dee Pet ei CR an iha C 9 Read Time History Commands eene C 10 Control Commands ture o EE des C 12 Appendix D Frequency Response Curves D 1 Appendix E Miscellaneous Information E 1 DC Output Calibration nennen nennen E 1 AC DC Outputs ec eO ic d E 3 a temen teintes dtu dentists E 3 Pese mS E 4 Typical Measurement Ranges for Hand Arm and Whole Body Measurements E 5 IGP Accelerometers ete t Che petens E 5 Typical Measurement Ranges for General Purpose Vibration Measurements 7 ICP Accelerometer Se uha ered ieee bie he ok ea cote ds LE epe E 7 Appendix F Warranty Customer Satisfaction 1 6 8 05 Table of Contents 5 100 User Manual 6 Table of Contents 6 8 05 About This Manual 6 8 05 Introduction Thank you for purchasing the Human Vibration Meter from Larson Davis HVM100 is a powerful but small vibra tion measurement tool This Handheld vibration analyzer will allow a variety of applications to be performed includ ing Whole Body Vibration analysis Hand Arm Vibration analysis and general purpose vibration analysis This full featured vibration analyzer features 3 input chan nels a sum channel a variety of frequenc
12. 100 Human Vibration Meter Larson Davis 1681 West 820 North Provo UT 84601 1341 Phone 801 375 0177 FAX 801 375 0182 www larsondavis com 100 01 Rev 100 User Manual Copyright c 2005 Larson Davis Incorporated This manual is copyrighted with all rights reserved Trademarks PC is a trademark and IBM is a registered trademark of International Business Machines Corporation Windows 95 and Windows NT are registered trademarks of Microsoft Corporation ICP is a registered trademark of the PCB Piezotronics Inc Disclaimer Even though Larson Davis has tested the instrument described within and reviewed its documentation Larson Davis makes no warranty or representation either expressed or implied with respect to this instrument and documentation its quality performance merchantability or fitness for a particular purpose This documentation is subject to change without notice and should not be construed as a commitment or representation by Larson Davis Support Policy Larson Davis will provide periodic updates to this instrument which may include bug fixes and enhancements for a period of one year from the purchase date Please write your HVM100 serial number and the purchase date in the following area You may be asked to provide this information when contacting Larson Davis for service or technical support on your HVM100 HVM100 HVM100 Serial Purchase Date Larson
13. 60 0 100 0316 1 00 3 162 10 00 3162 1000 316 2 1000 Frequency Hz Freq Hz Theor Measured Error Freq Hz Theor Measured Error LD Tolerance 0 o O gt Q amp O Q O O i0 0 N 0 gt UWWOOUrRWWEADKAIEANEH gt amp O O GO gt O O 3 Q O gt O O gt O Technician Craig Test Date Dec 03 1999 D 14 Attenuation dB Larson Davis Model HVM100 Serial Number 00103 Certificate of X Ws Electrical Conformance This Type 1 Human Vibration Meter was calibrated using a reference 10 0 Hz sine wave at a level of 0 001 Vrms This calibration level is equivalent to 100 0 dB or 0 10 m s dB reference 1 6 m s with an accelerometer sensitivity of 98 1 mV g The instrument s frequency response Ws weighted 60 dB gain Direct input was then electrically tested as specified in ISO 8041 1990 E Technician Craig 7943 2542 7943 2512 17943 7943 25120 Frequency Hz 3981 00 5012 00 6310 00 7943 00 10000 00 O O O O O O O O gt 0 n FPUUBU
14. arrow keys to navigate through the menu items NOTE To view each selection first press This will allow you to select the type of transducer you wish the key and then press the to use The selections are ICP Direct and Charge These arrow key to scroll through each selec refer to the type of accelerometer being used tion The Direct setting is used to input a direct signal from a transducer No operational power is provided to the trans ducer 6 8 05 Tools Menu 3 1 The ICP setting will provide 28 Volt 2mA constant cur rent to each of the three input channels in order to power up to three accelerometers This is used with ICP type acceler ometers The voltage reported on this screen is a monitoring of the ICP power being provided to the transducer When the transducer is not connected this voltage will read 25 to 26 volts If you have a transducer connected and it is work ing properly it should be reading between 2 and 12 volts depending upon the transducer The following table shows the typical bias voltage for the various ICP accelerometers that are nornally used with the 100 Tri Axial Single Axis Palm Adapter Seat Pad Accelerometers Accelerometers Accelerometer Accelerometer SEN020 5 023 5 026 SEN027 SEN021 SEN024 SEN021F SEN025 SEN022 8 12 volts 8 12 volts 7 11 volts 2 5 volts If the reading is 0 then the ICP power could be shorted to grou
15. qe 1 Hand Arm WO eoe e c u aaa D ea ee 1 8 Hand Arm Mode Weighting 2 9 A ER 3 8 Headers M m PE 3 11 History Keys a sana eee nae eo eie t ep bete te 7 3 2 Index 6 8 05 HVM100 User Manual Humidity eonim ene RT RO ee de eee Hn e A 2 Hyperterminal 4 rubet nib beati RERO Sa asus 5 3 IGP accelerometers toot ande deae ee eee 1 5 a akaqa 5 Indexed Menu F nction i dehet EORR 2 3 Installing new ea e Re 8 1 Integratiti a ee E 3 3 Key Board Functions tq ei aee rece tertie eode 2 4 L TAM SUA BE E 3 13 Limits of Temperature and Humidity nn sr A 2 M Magnetic Fields xu inia Rn i anas anie A 2 Mechanical Vibrations AEEA E e ee eH RITIRO CURE A 2 Menu Function Indexed nde adest mette tt o ed 2 3 Menu function Alpha NUIDerC e sitas M tied edes 2 1 Men Navigation uu D 2 1 Modes of Operation aee ete date vere ate etm eee 1 8 N new batteries srt EROR GNE OE PETS 8 1 O rud We
16. 100 User Manual 6 8 05 Direct Input ICP Input Charge Input 6 8 05 Signal Generator 1 Signal Generator 1 i Signal Generator 1 3300uF 1000pF x 1000pF Loa 1000pF L z Functions Measured Mode Data Buffer Measurements Time History Buffer Measurements Vibration Arms Amin Amax Amp Peak Aeq Arms with optional Peak Hand Arm Arms Amin Amax Amp Peak Aeq Arms with optional Peak 1 2 A 4 A 8 A 8 Exposure Whole Body Arms Amin Amp Peak Aeq Arms with optional Peak CFmp CF VDV Reference Acceleration The reference acceleration for displaying data in dB is 10 m s the user can also select a reference of 10 m s see section 4 3 of the manual for an explanation of how to select the reference acceleration Reference Calibration Frequency 9 Mod eq S R eq Vibration Fa 0 4 Hz to 100 Hz 7 96 Hz Ws Severity 79 6 Hz Fb 0 4 Hz to 1250 Hz Fc 6 3 Hz to 1250 Hz A 6 HVM100 User Manual 6 8 05 Operating Mode Frequency Weighting Reference Calibration Frequency Hand Arm Wh 79 6 Hz Whole Body WB 7 96 Hz Wb We Wd We Wg Wk Reference Calibration Vibration The reference calibration vibration is 1 m s Frequency Weighting Curves Fa Flat 0 4 Hz to 100 Hz Freq Hz
17. Additionally the current ISO 8041 standard therefore the HVM100 is compatible with the standards listed below These standards define methods for the measurement of whole body and hand arm vibration ISO 2631 1 1997 Mechanical vibration and shock Evalua tion of human exposure to whole body vibration Part 1 General requirements ISO 2631 2 1989 Evaluation of human exposure to whole body vibration Part 2 Continuous and shock induced vibrations in buildings 1 to 80 Hz ISO 263 1 4 2001 Mechanical vibration and shock Evalua tion of human exposure to whole body vibration Part 4 Guidelines for the evaluation of the effects of vibration and 6 8 05 A 1 Effects of Temperature Effects of Humidity Limits of Temperature and Humidity Effects of Magnetic Fields Effects of Mechanical Vibrations Stabilization Time Data Storage A 2 rotational motion on passenger and crew comfort in fixed guideway transport systems ISO 5349 1 2001 Mechanical vibration Measurement and evaluation of human exposure to hand transmitted vibration Part 1 General requirements ISO 5349 2 2001 Mechanical vibration Measurement and evaluation of human exposure to hand transmitted vibration Part 2 Practical guidance for measurement at the work place The RMS level varies 0 5 dB when the complete instru ment is tested over the 10 C to 50 C temperature range The reference reading for thi
18. female CBL121 cable 3 x BNC male to 4 pin Lemo female CBL122 Cable 4 pin Microtech to 4 pin Lemo female CBL123 Cable 6 pin DIN male to 4 pin Lemo female CBLI24 Cable AC DC Output 3 X BNC to Switchcraft CBL125 Cable Mini 4 pin to 4 pin Lemo female ADP060 Adapter hand accelerometer ADPO061 Adapter handle accelerometer ADP062 Adapter clamp accelerometer ADP063 Adaptor palm accelerometer ADP064 100 adapter kit PCB394C06 Hand held accelerometer calibrator PCB 080A09 Adaptor probe tip with 10 32 connector PCB 080A17 Adaptor triaxial mounting CCS020 100 hard shell carrying case PSA027 Power supply 90 264 VAC to 12 VDC HVM100 User Manual 6 8 05 Selecting the Proper Transducer There are several important considerations when selecting a transducer to perform your measurements The first decision that must be made is what type of transducer to use There are two general categories of accelerometers ICP and Charge ICP accelerometers are also called Voltage Mode or Low impedance and may be known by various other vendor trade names ICP is registered trademark which stands for Integrated Circuit Piezoelectric and identifies PCB sensors which incorporate built in signal conditioning electronics The built in electronics serve to convert the high impedance charge signal that is generated by the piezoelectric sensing eleme
19. 00 to 99 hh 00 to 99 S29 mm Store Time mm 01 to 59 mm 01 to 59 mm 01 to 59 Minute 530 1 Accelerometer 1 0to2 1 0to2 1 0to2 0 Direct 0 Direct 0 Direct 1 1 1 2 Charge 2 Charge 2 Charge C 4 HVM100 User Manual 6 8 05 Command Parameter Vibration Hand Arm Whole Body 531 1 Display Units i 0 0 5 1 0 0 5 1 0 0 5 0 m s 0 m s 0 m s 1 cm s 1 cm s 1 cm s 2 ft s 2 ft s 2 ft s 3 in s 3 in s 3 in s 4 g 4 g 4 g 5 5 5 532 1 Integration i 0to2 Not Used Not Used 0 None 1 Single 2 Double 533 Reserved S34 nn Sum Factor nn 00 to 99 nn 00 to 99 nn 00 to 99 Kx Stored as tenths Stored as tenths Stored tenths i e 23 2 3 i e 23 2 3 i e 23 2 3 S35 nn Sum Factor nn 00 to 99 nn 00 to 99 nn 00 to 99 Ky Stored as tenths Stored as tenths Stored as tenths i e 23 2 3 i e 23 2 3 i e 23 2 3 S36 nn Sum Factor nn 00 to 99 nn 00 to 99 nn 00 to 99 Kz Stored as tenths Stored as tenths Stored as tenths i e 23 2 3 i e 23 2 3 i e 23 2 3 S37 i Weighting X i 0to3 Not Used i 5to 12 Only Wh 0 Ws weighting is 5 WB 1 Fa available 6 Wb 2 Fb 7 We 3 8 Wd 9 We 10 Wg 11 Wj 12 Wk 6 8 05 Command Parameter Vibration Hand Arm Whole Body 538 1 Weighting Y i 0to3 Not Used i 5to 11 Only Wh
20. 4 Overload Detection EIER Vib a ER 7 1 Power Supply cete ete ice RR DR e e tede ua s A 3 Powering the HVMJAOO haki 8 1 Print History ene ede 3 9 De ns 5 2 qd due 5 1 Printing ee pei RO etes 5 2 Printing to a Windows Hyperterminal esses 5 3 6 8 05 Index 3 100 User Manual R R ge KEV 4 1 PAULO Ranges sou Fi nio a beret ERU PU sasaqa 4 1 ERE IRR E ek ER edel 4 3 Calibrate EE 4 3 Gan X Y qM 4 2 Reference Acceleration 4 5 Sensitivity X Y cde etu nte lemen nate e 4 4 hern ES 4 1 Real time Clock Calendar r eene 3 Kecalhing a Eileen eT RR RR u Wah 6 10 Recall mg a Setup s Z ente caste cm e HE rna breite vas od ceded ove aa CHER DR SG 6 7 R callirig Data dte te vn tire REE ap bs 6 1 Recalling Set ps 2 22 ht Ta tec ae amy SS h t 6 1 Reference Acceleration eoe eee iei en iic eene a 4 5 A 6 Reference Calibration Frequency assena nennen enne eren nnns A
21. Whole Body Wg Direct Charge 1000pF Noise Noise RMS Floor Floor Range dBuV dBuV dBuV 0 dB See 60 dB 38 dB See 60 dB 38 dB See 60 dB 38 dB Note 1 74 134 99 137 Note 1 74 134 99 137 Note 1 74 134 99 137 20 dB See 60 dB 38 dB See 60 dB 38 dB See 60 dB 38 dB Note 1 54 114 79 117 Note 1 54 114 79 117 Note 1 54 114 79 117 40 dB 24 60 dB 38 dB 24 60 dB 38 dB 24 60 dB 38 dB 34 94 59 97 34 94 59 97 34 94 59 97 60 dB 14 50 dB 28 dB 14 50 dB 28 dB 14 50 dB 28 dB 24 74 49 77 24 74 49 77 24 74 49 77 Notes 1 Under Range The noise floor is below the measure ment range of the analog to digital converter 2 The data in the above table was obtained by electrically testing the HVM100 6 8 05 A 25 Whole Body Wb Wj Wk Direct Charge 1000pF Noise Noise RMS Floor Floor Range dBuV dBuV dBuV 0 dB See 60dB 38dB See 60dB 38dB See 60dB 38dB Note 1 74 134 99 137 Note 1 74 134 99 137 Note 1 74 134 99 137 20dB See 60dB 38dB_ See 60dB 38dB_ See 60dB 38dB Note 1 54 114 79 17 Note 1 54 114 79 117 Note 1 54 114 79 117 40 dB 24 60 dB 38 dB 24 60 dB 38 dB 24 60 dB 38 dB 34 94 59 97 34 94 59 97 34 94 59 97 60 dB 13 51 dB 29 dB 13 51 dB 29 dB 18 46 dB 24 dB 23 74 48 77 23 74 48 77 28 74 53 77 Notes 1 Under Range The noise floor is below t
22. idet dre eder 6 Calibration Vibration n nnne nnn eren nre 7 ION Ei E A 4 Characteristics meteo IE E a C CURT ARREST 1 Charge Input zc A A MAA etu NE A 5 Charge mode sensors u u Ia 1 5 Checking Battery Voltage k en tette 8 1 Cloele re 3 Connections AC DC Output Connector 9 1 External Power 5 e a Re 9 1 Input Connector uere tetto reto rer 9 1 Serial Port att eletti ie tad tee toph doti 9 1 Connections on the 100 9 1 D Data Communications deeds 3 Data 7 7 Storage aet TC RON OR OO Tee A 2 6 8 05 Index 1 100 User Manual Date and Time 4e Pr uwa uhay Fe tide 3 13 ati cse orti enr oeste 3 7 E 3 DC Output Calibration ses pinnene t e e eee ite dete E 1 D claration of ConfOotmity ue ie estote e a u Gua R OA 4 Digital Display tette e e ped ee re ea e A 3 Dimetnsions Weight 55 aet t ee pas haya hayata A 3 Direct Input n ee ee Here ete e n EORR UR A e MEI ERE TR A 5 Disp
23. 0 Ws weighting is 5 1 available 6 Wb 2 Fb 7 Wc 3 Fc 8 Wd 9 We 10 Wg 11 2 Wj 122 Wk 539 1 Weighting Z i 0to3 Not Used 1 5 0 11 Only Wh 0 Ws weighting is 5 WB 1 Fa available 6 Wb 2 Fb 7 Wc 3 Fc 8 Wd 9 We 10 Wg 11 12 Wk 540 1 AC DC Output 1 0109 1 0109 1 0109 X 0 AC Weighted 0 AC Weighted 0 AC Weighted 1 AC Bandlimit 1 AC Bandlimit 1 AC Bandlimit 2 DC rms 2 DC rms 2 DC rms 3 DC min 3 DC min 3 DC min 4 DC max 4 DC max 4 DC max 5 DC peak 5 DC peak 5 DC peak 6 DC rms x 6 DC rms x 6 DC rms x 7 DC min gt 7 DC min gt 7 DC min gt 8 DC max x 8 DC max x 8 DC max x 9 DC peak x 9 DC peak x 9 DC peak x C 6 HVM100 User Manual 6 8 05 Command Parameter Vibration Hand Arm Whole Body 541 1 AC DC Output i 0to9 1 0109 1 0109 0 Weighted 0 Weighted 0 Weighted 1 Bandlimit 1 Bandlimit 1 Bandlimit 2 DC rms 2 DC rms 2 DC rms 3 DC min 3 DC min 3 DC min 4 DC max 4 DC max 4 DC max 5 DC peak 5 DC peak 5 DC peak 6 DC rms x 6 DC rms x 6 DC rms x 7 DC min x 7 DC min x 7 DC min x 8 DC max x 8 DC max gt 8 DC max gt 9 DC peak x 9 DC peak x 9 DC peak x 842 1 AC DC Output 1 0109 1 0109 i 0to9 Z 0 AC Weighted 0 AC Weighted 0 AC Weighted 1
24. 00 to 99 99 1999 00 2000 98 2098 HI History Month mm 01 to 12 H2 History Day dd 01 to 31 H3 History Hour hh 00 to 23 C 10 HVM100 User Manual 6 8 05 Command Parameter Settings H4 History Minute mm 00 to 59 H5 History Second ss 00 to 59 6 Number of Samples 000 to 239 H7 Number of Wraps Returns the number of times the buffer has been completely filled After the buffer is filled new data is simply written over the existing data i e the buffer always contains the last 240 samples or 120 samples if Peak is also stored 6 8 05 1 Running 0 stopped 1 Paused 0 Not Paused L 1 File Data 0 Not Paused X 15 currently overloaded 1 Y is currently overloaded Z is currently overloaded l1 Xis currently overloaded since reset 1 Y is currently overloaded Z is currently overloaded Control Commands Command Description Notes M0 Status This command returns 3 ASCII bytes separated by commas i e byel byte2 byte3 For example for a status of 4 3 7 the 4 indicates that the currently available data currently dis played data is file data The 4 also indicates that a pause did not occur during the time the data was collected Finally the 4 also conveys that the instrument is currently stopped The 3 indicates that the X and Y channels are currently overloaded The 7 indicates that the X Y Z latching overload indicator
25. 22004411000000000000000000000000000000000000000 7 2 Run Interrupted Indicator essere 7 2 History Key E T RIEN E EO a T 7 3 Table of Contents 6 8 05 8 9 Installing New Batteries Using External Power Connections on the HVM100 Serial Interface Port Pinout Cables Used Transducer Connection Pinout External Power Connection Pinout Larson Davis Adapter AC DC Output Connector Pinout Viewing Time History with 2nd History turned on Data Key Powering the HVM100 Checking the Remaining Battery Voltage Appendix A Specifications 6 8 05 General Characteristics Outputs Type 422 21 Effects of Temperature Effects of Humidity Limits of Temperature and Humidity Effects of Magnetic Fields Effects of Mechanical Vibrations Stabilization Time Data Storage may terea Data Communications Digital Display Real time Clock Calendar Run time Clock 2 Power Supply Dimensions Wei zht Declaration of Conformity Transducer Electrical Impedance Table of Contents HVM100 User Manual 100 User Manual Direct 5
26. 8000 7943 32 00 2 00 10000 10000 36 00 2 co Fc Flat 6 3 Hz to 1260 Hz Wh and Ws Frequency Weighting Freq Hz Freq Hz FcdB Wh dB Tolerance WsdB Tolerance Nominal True dB dB 0 800 0 7943 36 00 36 00 2 00 76 00 4 00 1 00 1 000 32 00 31 99 2 00 68 00 4 00 1 25 1 259 28 01 27 99 2 00 60 00 4 o0 1 60 1 585 24 02 23 99 2 00 52 00 4 2 00 1 995 20 04 20 01 2 00 44 00 4 00 2 50 2 512 16 11 16 05 2 00 36 00 4 4 Sul 3 162 12 27 12 18 2 00 28 00 4 4 4 00 3 981 8 64 8 51 2 2 19 90 4 4 5 00 5 012 5 46 5 27 2 2 12 20 4 4 6 30 6 310 3 01 2 77 2 2 5 30 4 4 6 8 05 11 Freq Hz Freq Hz FcdB Wh dB Tolerance Ws dB Tolerance Nominal True dB dB 8 00 7 943 1 46 1 18 2 2 1 50 4 4 10 0 10 00 0 64 0 43 1 1 0 00 1 2 12 5 12 59 027 0 38 1 1 0 00 1 2 16 0 15 85 0 11 0 96 1 1 0 00 1 2 20 0 19 95 0 04 2 14 1 1 0 00 1 1 25 0 25 12 0 02 3 78 1 1 0 00 1 1 31 5 31 62 0 01 5 69 1 1 0 00 1 1 40 0 39 81 0 00 7 72 1 1 0 00 1 1 50 0 50 12 0 00 9 78 1 1 0 00 1 1 63 0 63 10 0 00 11 83 1 1 0 00 1 1 80 0 79 43 0 00 13 88 0 0 00 0 100 100 0 0 00 15 91 1 1 0 00 1 1 1 25 125 9 0 00 17 93 1 1 0 00 1 1 160 158 5 0 00 19 94 1 1 0 00 1 1 200 155 5 0 00 21 95 1 1 0 00 1
27. AC Bandlimit 1 AC Bandlimit 1 AC Bandlimit 2 DC rms 2 DC rms 2 DC rms 3 DC min 3 DC min 3 DC min 4 DC max 4 DC max 4 DC max 5 DC peak 5 DC peak 5 DC peak 6 DC rms gt 6 DC rms gt 6 DC rms gt 7 DC min x 7 DC min x 7 DC min x 8 DC max x 8 DC max gt 8 DC max gt 9 DC peak x 9 DC peak x 9 DC peak x 543 1 Auto Store 1 0102 1 0 02 1 0102 0 Off 0 Off 0 Off 1 1 1 2 AutoStop 2 AutoStop 2 AutoStop 544 1 History Value i Otol 1 0101 1 0101 0 0 0 1 1 1 545 Setup File Name 1 tol2 1tol2 1tol2 characters characters characters 6 8 05 C 7 Command Parameter Vibration Hand Arm Whole Body S46 Sensitivity X n nnne nn n nnne nn n nnne nn Sensitivity of Sensitivity of Sensitivity of Enter command accelerometer accelerometer accelerometer as S46 n nnne nn Units Units Units mV g for Direct mV g for Direct mV g for Direct and ICP and ICP and ICP pC g for Charge pC g for Charge pC g for Charge S47 Sensitivity Y n nnne nn n nnne nn n nnne nn Sensitivity of Sensitivity of Sensitivity of Enter command accelerometer accelerometer accelerometer as S47 n nnne nn Units Units Units mV g for Direct mV g for Direct mV g for Direct and ICP and
28. Hyperterminal screen it states that there is a connection and will show how long the connection has been in place Connected 0 02 09 Auto detect detect 19600 8 1 8 4 1 6 8 05 Printing 5 11 Left click the Properties button Properties 100 HyperTerminal File Edit View Call Transfa 100 Properties Connect To Settings 100 Change Icon Settings Country region United States 1 Enter the area code without the long distance prefix code 801 Phone number Connect using COM Configure Use country region c Redial on busy 5 12 HVM100 User Manual 6 8 05 click the Settings Tab at the top of the window to open the Setting dialog box HVM100 Properties Connect Cr Function arrow and ctrl keys act as O Windows keys Backspace key sends Del Space Ctri H Emulation Auto detect v Term setup Telnet terminal ID ANSI Backscroll buffer lines 500 C Play sound when connecting or disconnecting Input Translation ASCII Setup 6 8 05 Printing 5 13 Configure the items as shown above click ASCI Setup to open the ASCI Idialog box ASCII Setup ASCII Sending Send line ends with line feeds Line delay milliseconds Character delay 0 milliseconds ASCII Receiving C Append line feeds to incoming line end
29. RESET ON OFF SETUP RANGE TOOLS Step 3 The Store File screen will appear The number in the bottom right of the screen is referring to the file register where the data will be stored Step 4 Usethe and 5 arrow keys to select the desired file register HVM100 User Manual 6 8 05 Step5 Pressthe arrow key to scroll over to the nam ing section of the screen You can now enter a name for the data file Use the and 5 arrows to select characters for the positions and the P and arrow keys to move to the different posi tions NOTE To purge all data files go to the Step 6 Press the Q key The current data has now been Tools menu use the and amp arrow stored in the selected register The data file will keys to select the Erase All Files selec also contain all of the setup information that corre tion Press the key use the E arrow sponds to that data file When the data file is key to change the selection to Yes and ihe k recalled all of the setup information can also be press the ey again vlewed The data can now be reset and the stored data will not be lost To recall a data file into the current memory see the next section on the RECALL key Temporary Data Storage File Register 00 File register 00 is normally used as a temporary data storage location For example if there is un stored data in the HVM100 and the off key is pressed the following screen will appear
30. display of the HVM100 Chapter 8 Powering the HVM100 This chapter will describe the two ways in which to power the HVM100 Chapter 9 Connections on the HVM100 This chapter will describe all of the external connectors on the HVM100 HVM100 User Manual 6 8 05 Accessories Standard Accessories Optional Accessories 6 8 05 Appendix A Specifications Appendix B Glossary Appendix C Commands Appendix D Frequency Response Curves Appendix E Miscellaneous Information Selection of the proper accessories for use with your HVM100 is one of the most important functions you can perform The transducer is especially critical to obtaining good results The HVM100 is delivered with the following standard accessories e User Manual Batteries 2 x AA IEC Type LR6 SEN020 to SEN022 Accelerometers 3 axis SEN023 to 5 025 Accelerometers single axis 5 026 3 axis ICP palm accelerometer SEN027 Accelerometer seat pad e SEN020 CBL to SEN022 CBL 3 axis accelerometers including cables e SEN023 CBL to SENO25 CBL single accelerometers including cables Introduction 1 3 SEN026 CBL 3 axis palm accelerometer including cable SEN027 CBL Cable and seat pad accelerometer CBL002 Cable serial printer CBL006 Cable serial computer DB9S mDIN08 CBL091 cable serial printer for HP printers CBL120 Cable 3 x 10 32 male to 4 pin Lemo
31. proportional to the peak sum level displayed on the HVM100 Tools Menu 3 7 Only selection be made for each channel Channels Y and Z will have the same selection of settings The weighting selected can be independent for each channel Baud Rate Hint This setting is in the Tools menu To access the Tools menu press the TOOLS key and then use the amp amp arrow keys to navigate through the menu items The Baud rate selection will allow you to communicate with the PC or the serial printer The choices are as follows NOTE To view each selection first press It is important that the setting on your computer or on the the Q key and then press the or 4 serial printer match the Baud Rate setting of the HVM100 arrow key to scroll through each selec tion Handshaking The handshaking on the HVM100 is defaulted to hardware DTR handshaking 3 8 HVM100 User Manual 6 8 05 Print History Selection Hint This setting is in the Tools menu To access the Tools menu press the TOOLS key and then use the arrow keys to navigate through the menu items NOTE To view each selection first press the Q key and then press the or arrow key to scroll through each selec tion Erase All Files The print history selection will determine whether or not the 100 will send the History Buffer information when the PRINT key is pressed This selection will cause the HVM100 to sen
32. 0 0002 0 05 0 003 0 07 6 8 05 Whole Body Wc Wd We 10 mV g 100 mV g 0 005 0 5 0 0005 0 05 0 008 0 07 10 mV g 100 mV g 60 dB 0 003 0 5 0 0003 0 05 0 005 0 07 Notes 1 The data in the above tables was calculated using the dBuV range data in the HVM100 User Manual 2 The data in the above table was obtained by electrically testing the HVM100 3 The data is based on ideal accelerometers the noise floor and upper limit of the accelerometer were not consid ered E 6 HVM100 User Manual 6 8 05 Typical for General Vibration Measurements ICP Accelerometers Fb Ws Weighting 10 mV g 100 mV g Fa Weighting 10 mV g 100 mV g 0 011 0 7 0 006 5 0 0006 0 5 60 dB 0 004 0 5 0 0004 0 05 0 008 0 07 Fb Fc Ws Weighting g g 00 g Gain RMS Peak RMS Peak RMS Peak Range Range Range Range Range Range 40 dB 0 1 50 1 8 70 0 01 5 0 18 7 0 001 0 5 0 018 0 7 60 dB 0 04 5 0 8 7 0 004 0 5 0 08 0 7 0 0004 0 05 0 008 0 07 6 8 05 E 7 Notes 1 The data in the above tables was calculated using the dBuV range data in the HVM100 User Manual 2 The data in the above table was obtained by electrically testing the HVM100 3 The data is based on ideal accelerometers the noise floor and upper limit of the acceleromete
33. 01 to 31 S3 hh Time Hour hh 00 to 23 S4 mm Time Minute mm 00 to 59 S5 ss Time Second ss 00 to 59 S6 Report Header 0 1 to 16 characters 57 22 Report Header 1 1 to 16 characters C2 HVMOUUserMna 0 6 805 Command Parameter Setting 58 Report Header 2 1 to 16 characters 59 1 Baud Rate 1 0to3 0 2400 1 9600 2 38 4k 3 115 2k Mode Specific Parameters NOTE The baud rate change takes effect immediately after the OK response from the HVM100 The following parameters are dependent on which operating mode is selected ad A 520 1 Operating Mode i 0to2 1 0102 1 0102 0 Vibration 0 Vibration 0 Vibration 1 Hand Arm 1 Hand Arm 1 Hand Arm 2 Whole Body 2 Whole Body 2 Whole Body 521 1 Detector Rate 1 0to7 1 0to7 i 0to7 0 Slow 0 Slow 0 Slow 1 1 1 2 2 2 2 2 2 3 5 3 5 3 5 4 10 4 10 4 10 5 20 5 20 5 20 6 30 6 30 6 30 7 60 7 60 7 60 6 8 05 C 3 Command Parameter Vibration Hand Arm Whole Body S22 i Gain X 0103 0103 0103 0 0 0 0 0 0 1 20 1 20 1 20 2 40 2 40 2 40 3 60 3 60 3 60 523 1 Gain Y 1 0to3 1 0to3 170to3 0 0 0 0 0 0 1 20 1 20 1 20 2 40 2 40 2 40 3 60 3 60 3 60 524 1 Gain Z 1 0to3 i 0to3 i 0to3 0 0 0 0 0 0 1 20 1 20 1 20 2 40 2 40 2 40 3 60 3 60 3 60 525 Reserved S26 Reserved S27 Reserved S28 hh Store Time Hour hh 00 to 99 hh
34. 1 250 251 2 0 01 23 96 1 1 0 00 1 1 315 316 2 0 02 25 98 1 1 0 00 1 1 400 398 1 0 04 28 00 1 1 0 00 1 1 500 501 2 0 11 30 07 1 1 0 00 1 1 630 631 0 0 27 32 23 1 1 0 00 1 2 800 794 3 0 64 34 60 1 1 0 00 1 2 1000 1000 1 46 37 42 2 2 0 00 1 2 1250 1259 3 01 40 97 2 2 1 70 4 4 1600 1585 5 46 45 42 2 2 4 30 4 4 2000 1995 8 64 50 60 2 2 9 80 4 4 12 HVM100 User Manual 6 8 05 Freq Hz Freq Hz Fc dB Wh dB Tolerance Ws dB Tolerance Nominal True dB dB 2500 2512 12 27 56 23 2 00 16 30 4 4 3150 3162 16 11 62 07 2 00 25 80 4 4 4000 3981 20 04 68 01 2 oo 36 00 4 4 5000 5012 24 02 73 98 2 00 44 00 4 6300 6310 28 01 79 97 2 00 52 00 4 co 8000 7943 32 00 85 97 2 00 60 00 4 00 10000 10000 36 00 91 97 2 00 68 00 4 00 Wb Wc and Wd Frequency Weightings Freq Hz Freq Hz Wb dB Wc dB Wd dB Tolerance Nominal True dB 0 100 0 100 32 04 24 10 24 09 2 00 0 125 0 1259 28 20 20 12 20 12 2 00 0 160 0 1585 23 98 16 19 16 18 2 00 0 200 0 1995 20 23 12 34 12 32 2 00 0 250 0 2512 16 71 8 71 8 68 2 2 0 315 0 3162 13 51 5 51 5 47 2 2 0 400 0 3981 10 98 3 05 2 98 1 1 0 500 0 5012 9 53 1 47 1 37 1 1 0 630 0 6310 8 71 0 64 0 50 1 1 0
35. 3 162 10 00 Frequency Hz Freq Hz Theor Measured Error LD Tolerance Freq Hz Theor Measured Error LD Tolerance OY gt N N gt N N Q This instrument is in compliance with BS 6841 1987 for Type 1 human vibration meters when used with a Type 1 accelerometer Technician Craig Test Date Mar 23 2000 D 10 HVM100 User Manual 6 8 05 Larson Davis Model HVM100 Serial Number 00106 Certificate of X Wh Electrical Conformance This Type 1 Human Vibration Meter was calibrated using a reference 10 0 Hz sine wave at a level of 0 001 Vrms This calibration level is equivalent to 100 0 dB or 0 10 m s dB reference 1e 6 m s with an accelerometer sensitivity of 98 1 mV g The instrument s frequency response Wh weighted 60 dB gain Direct input was then electrically tested as specified in ISO 8041 1990 E Attenuation dB Frequency Hz Theor Measured Error LD Tolerance 1 1 0 0 1 1 2 5 3 8 2 5 4 0 1 8 7 27 8 9 9 a o NMNI POUO JNOS BOUPPOOOOO mUuUUPUs5 omPNNOOOPP oooooo Technician Craig Test Date Dec 08 1999 6 8 05 D 11 Larson Davis Model HVM100 Serial Number 00103 Certificate of X Wj Electrical
36. 800 0 7943 8 38 0 25 0 08 1 1 1 00 1 00 8 29 0 08 0 10 1 1 1 25 1 259 8 27 0 00 0 06 1 1 1 60 1 585 8 07 0 06 0 26 1 1 2 00 1 995 7 60 0 10 1 00 1 1 6 8 05 13 14 xn aa RET 2 50 24 512 6 13 0 15 2 23 1 1 3 15 3 162 3 58 0 19 3 88 1 1 4 00 3 981 1 02 0 21 5 78 1 1 5 00 5 012 0 21 0 11 7 78 1 1 6 30 6 310 0 46 0 23 9 83 1 1 8 00 7 943 0 21 0 97 11 87 0 10 0 10 0 0 23 2 20 13 91 1 1 12 5 12 59 0 85 3 84 15 93 1 1 16 0 15 85 1 83 5 74 17 95 1 1 20 0 19 95 3 00 7 75 19 97 1 1 25 0 25 12 4 44 9 80 21 98 1 1 31 5 31 62 6 16 11 87 24 01 1 1 40 0 39 81 8 11 13 97 26 08 1 1 50 0 50 12 10 09 16 15 28 24 1 1 63 0 63 10 12 43 18 55 30 62 1 1 80 0 79 43 15 34 21 37 33 43 1 1 100 100 0 18 72 24 94 36 99 1 1 125 122 9 23 00 29 39 41 43 2 2 160 158 5 28 56 34 57 46 62 2 2 200 199 5 34 03 40 20 52 24 2 00 250 251 2 39 69 46 04 58 09 2 00 315 316 2 45 65 51 98 64 02 2 00 400 398 1 51 84 57 95 70 00 2 00 HVM100 User Manual 6 8 05 We Wj Wk Frequency Weighting 6 8 05 WedB WjdB Tolerance 0 100 0 100 24 08 30 18 30 11 42 00 0 125 0 1259 20 0
37. Davis is an equal opportunity employer and does not discriminate on the basis of race color religion gender national origin disability or veteran status HVM100 User Manual Recycling Larson Davis Inc is an environmentally friendly organization and encourages our customers to be environmentally conscious When this product reaches its end of life please recycle the product through a local recycling center or return the product to Larson Davis Inc Attn Recycling Coordinator 1681 West 820 North Provo Utah USA 84601 where it will be accepted for disposal 100 User Manual Chapter 1 Chapter 2 3 6 8 05 Table of Contents HVM100 User Manual Introduction 1 1 About This Manual ns nrnna 1 1 eta eee tanec ee 1 3 Standard Accessories era a E E E EE EIE ET 1 3 Optional Accessories ente eec eei e 1 3 Selecting the Proper Transducer n usr 1 5 Modes of Operation esee cemere e RUE e TRE e USERS 1 8 Frequency Weighting Selections essere 1 8 Band Limiting Filters eere enne 1 9 Getting Started 2 1 Menu Navigation uc Pe TRI A HER 2 1 Alpha Numeric Menu Function 2 1 Indexed Menu Function
38. Freq Hz FadB Tolerance Nominal True dB 0 100 0 1000 24 10 2 00 0 125 0 1259 20 12 2 oo 0 160 0 1585 16 19 2 oo 0 200 0 1995 12 34 2 0 250 0 2512 8 71 2 2 0 315 0 3162 5 51 2 2 6 8 05 A 7 8 Freq Hz Freq Hz Fa dB Tolerance Nominal True dB 0 400 0 3981 3 05 1 1 0 500 0 5012 1 48 1 1 0 630 0 6310 0 65 1 1 0 800 0 7943 0 27 1 1 1 00 1 000 0 11 1 1 1 25 1 259 0 04 1 1 1 60 1 585 0 02 1 1 2 00 1 995 0 01 1 1 2 50 2 512 0 00 1 1 315 3 162 0 00 1 1 4 00 3 981 0 00 1 1 5 00 5 012 0 00 1 1 6 30 6 310 0 00 1 1 8 00 7 943 0 00 0 10 0 10 00 0 00 1 1 12 5 12 59 0 00 1 1 16 0 15 85 0 00 1 1 20 0 19 95 0 01 1 1 25 0 25 12 0 02 1 1 31 5 31 62 0 04 1 1 40 0 39 81 0 11 1 1 50 0 50 12 0 27 1 1 63 0 63 10 0 64 1 1 80 0 79 43 1 46 1 1 100 100 0 3 01 1 1 HVM100 User Manual 6 8 05 Fb Flat 0 4 Hz to 1260 Hz Frequency Weighting 6 8 05 Freq Hz Freq Hz FadB Tolerance Nominal True dB 125 125 9 5 46 2 2 160 158 5 8 64 2 2 200 199 5 12 27 2 00 250 251 2 16 11 2 00 315 316 2 20 04 2 00 400 398 1 24 02 2 oo eq eq D Gb 0 0 dB 0 100 0 1000 24 10 2 00 0 125 0 1259 20 12 2 00 0 160 0 1585 16 19 2 00 0 2
39. Vrms This calibration level is equivalent to 100 0 dB or 0 10 m s dB reference 1 6 m s with accelerometer sensitivity of 98 1 mV g The instrument s frequency response WB weighted 60 dB gain Direct input was then electrically tested as specified in ISO 8041 1990 E 0 100 0 316 1 00 3 162 10 00 31 62 100 316 2 1000 Frequency Hz Freq Hz Measured Error LD Tolerance Freq Hz Theor Measured Error LD Tolerance 3 O XO OY Q O O J Q0 Q Q O O 0 O O O N n amp 0 O N P i Q a l gt O O J Q N Q O N P O P N ADOH Technician Craig Test Date Dec 03 1999 D 5 Attenuation dB Larson Davis Model HVM100 Serial Number 00362 Certificate of X Wb Electrical Conformance This Type 1 Human Vibration Meter was calibrated using a reference 79 6 Hz sine wave at a level of 0 001 Vrms This calibration level is equivalent to 100 0 dB or 0 10 m s dB reference 1e 6 m s with an accelerometer sensitivity of 98 1 mV g The instrument s frequency response Wb weighted 60 dB gain Direct input was then electrically tested as specified in ISO 8041 1990 E
40. Wh This weighting selection is for all channels and the sum channel Because there is only one selection in the Hand Arm mode the weighting selection is not present on the Setup menu Whole Body Weighting Mode Hint This setting is in the Setup menu To access the Setup menu press the SETUP key and then use the and amp amp arrow keys to navigate through the menu items NOTE To view each selection first press In the Whole Body mode you can select from the following the Q key and then press the 4 weighting selections as required by ISO8041 Please see the arrow key to scroll through each selec appendix at the end of this manual for details on the weight tion ing curves The weighting selection 1s independent for all channels Here we only depict the X channel data but the other channels screens would be the same NOTE The frequency weighting curve is defined in BS 6841 1987 2 10 HVM100 User Manual 6 8 05 6 8 05 Getting Started 2 11 2 12 100 User Manual 6 8 05 Tools Menu The Tools menu has settings relating to the transducer and setup information relevant to the instrument Selections include communications printing headers etc Tools Key The tools menu functions in exactly the same manner as the Setup menu and has the following selections Accelerometer Hint This setting is in the Tools menu To access the Tools menu press the TOOLS key and then use the
41. decente e 2 3 Key Board Eunctions ise adeste Eo RID HA RO te 2 4 2 5 Mode Selection HR eed ee 2 5 Ayeraging Time oet eo a e e tte i et 2 6 Time History Settings eere ete eh es 2 6 Store nu Fh RE 2 7 PUISSE 2 7 2nd Historyz Rao aed eI ae dtd eh ves 2 8 Vibration Mode 2 02200212 0 0410010000000000000000040000040 2 9 Hand Arm Mode Weighting rna 2 9 Whole Body Weighting 2 4 2 4 0 22 00 0 00000000000000000000000000000050003 2 10 Tools Menu 3 1 Tools K y uu 3 1 Accelerometer eee he 3 1 deo IER RA GENER OE NO EN US 3 2 Integration ese ERN RR RR be ee 3 3 Sur Factor E d a d e e REED MER 3 4 AC DC Output erre ee t a e Re deeds 3 4 AC DC Output Settings eeestis tnni iarere anra eren enne ene 3 7 Baud doen n e 3 8 Handshakinpg ineo tete eec uv eh eth iere 3 8 Table of Contents 1 100 User Manual Chapter 4 Chapter 5 Chapter 6 Chapter 7 Print History Selection scie eed 3 9 Erase AILEE Serunai e aio 3 9 Frase Setups 1 esee tea eet dese ore eed en 3 10 Header 12253 et bete e E e
42. enter descriptive information into the instru ment that will then be printed out with the reports The information can be up to 16 characters in length in each screen 6 8 05 Tools Menu 3 11 enter information Header screens follow these directions NOTE To change the Header press the Step 1 to the Header that you wish to change Q key use the lt arrows to select the desired value and then use the and arrows to move to the next position Once all positions are set press the key or move to any other part of the HVM100 to accept the entry Step 2 You will have either a blank screen or a screen that has previously entered information Hint You can use the reset key to erase all of the existing entries in an alpha numeric entry Position the cursor on the Left most position you want erased Press the key and all positions to the right of the cursor including the cursor position will be erased If the cursor position is all the way to the left the entire screen will be erased NOTE The HVM100 will remember the Step 3 Usethe and D arrow keys to select the posi previously selected character as you tion you want to change and use the W move positions If you enter a K in the arrow keys to change the character in that posi Ist position when you use the or tion arrow key to move the next position you will begin from the K Step 4 When you have co
43. for the selected channel will be updated once every 60 seconds Example Chart recorder output monitoring the DC output with an averaging time of 60 seconds The AC output will produce a signal from 0 0 5 Volt RMS The scale of the DC output 1s typically 5 mV dB The level typically varies between 0 Vdc to 1 0 Vdc 9 6 HVM100 User Manual 6 8 05 Pinout The AC DC output connector is a 5 pin switchcraft connec tor located on the bottom edge of the instrument The pinout is as follows Description 1 Ground 2 X Axis AC DC Output 3 Y Axis AC DC Output 4 No Connection 5 Z Axis AC DC Output The signal that is output on each pin is selectable for each channel The selections are the same for each channel We will list the X channel selections however the available selections will be the same for all operating modes as well 6 8 05 Connections on the HVM100 9 7 9 8 HVM100 User Manual 6 8 05 APPENDIX Specifications Specifications are subject to change without notice Numeri cal values given are typical Refer to specific calibration or test results for accurate data on a specific unit General Characteristics Type Precision The Larson Davis HVM100 Human Vibration Meter is a Type 1 instrument designed for use in assessing vibration as perceived by human beings The instrument meets the requirements of ISO 8041 1990 E including Ammendment 1 1999
44. power supply that will operate on 90 to 260 Volts AC returning 12 Volts DC 8 4 HVM100 User Manual 6 8 05 6 8 05 The connector pinout is as follows Positive Negative Powering the HVM100 Positive Negative 8 5 8 6 HVM100 User Manual 6 8 05 Connections the 100 There 4 connectors located the outside case of the HVM100 The Serial Port input connector external power connector and AD DC Output connector External Power Serial Port Input Connector Top connectors on HVM100 AC DC Output Connector Bottom connectors on HVM100 6 8 05 Connections on the HVM100 9 1 Serial Interface Port Pinout The serial port is used for communicating with the HVM100 The serial port also provides the printer connec tion The pinout is as follows Pin Num Description ber 1 RTS Request To Send 2 CTS Clear To Send 3 TXD Transmit Data 4 Ground Signal Ground 5 RXD Receive Data 6 Ground Signal Ground 7 N C No Connection 9 2 HVM100 User Manual 6 8 05 PinNum Description ber 8 N C No Connection The shell of the connector is connected to the Case Shield Ground Cables Used The standard cable used with the HVM100 is the CBL006 This is a serial connection cable and can be used when com municating through s
45. recall and view files 01 thru 05 Then you turn off the HVM100 When the HVM100 is turned on again if you try to recall a file the 100 will prompt you to recall file register 06 which is the next available file to view see screen below 6 6 HVM100 User Manual 6 8 05 Recall Key In order to use a setup or to print a stored file they must be recalled into the current memory of the HVM100 The RECALL key is again dependent on the menu being viewed when the key is pressed If you are in the Tools Setup or Range menu and press the RECALL key you will be prompted to recall a setup If you are in the Data or History menus you will be prompted to recall a data file Recalling a Setup To recall a setup 6 8 05 Storing and Recalling Data Files and Setups 6 7 6 8 Enter of the three valid menus for recalling Step 1 setup The Range menu the Setup menu or the Tools menu LARSON DAVIS 00 STORE HISTORY DATA RUN oye Q9ia6 0 ON OFF SETUP RANGE TOOLS HVM100 User Manual 6 8 05 6 8 05 Step 2 Press the RECALL key LARSON DAVIS 00 STORE HISTORY DATA RUN a i S GOD ON OFF SETUP RANGE TOOLS Step3 You will now be prompted to recall a setup Step4 Usethe and arrow keys to scroll through the setups until the desired setup appears on the screen Step 5 Press the O key to recall the setup Storing and Recalling Data Files and Setups 6
46. selected is the one second exponential detector and if the 2nd History selection in the Setup menu is set to none you will be able to store for 240 seconds After 240 seconds the history will start erasing the data from the beginning of the Time History buffer to make room for the incoming data If the 2nd History selection is set to Peak then you will have 120 seconds of storage time and after that the Time History buffer will begin to erase from the beginning to make room for the new data 6 8 05 Taking Measurements Viewing Data on the HVM100 7 3 7 4 HISTORY key works much same as the other menus in the HVM100 To view the Time History data press the HISTORY key LARSON DAVIS 00 STORE HISTORY DATA RUN a CO S OOO ON OFF SETUP RANGE TOOLS HVM100 User Manual 6 8 05 You will now be presented with history data from the first history record The data is presented in the following format This is the value This is the run time for being displayed the currently displayed The choices are Time History record This rms or Peak will always be a multiple of the Averaging Time The first letter indicates the integration selected A acceleration Display Units Measured value Frequency Weighting Use the and W arrow keys to select additional history records and use the D and arrow keys to select data from the different channels 6 8 05 Taking Meas
47. the STORE key LARSON DAVIS 00 STORE HISTORY DATA olde RESET ON OFF SETUP RANGE TOOLS Step3 The display will prompt you to store a setup The flashing number in the lower right corner is refer ring to the setup register you are currently select ing NOTE To purge all setup registers go to Step 4 Selecta setup register by pressing the and W the Tools menu use the 03 and arrow keys until the desired selection appears arrow keys to select the Erase Setups selection Press the key use the arrow key to change the selection to Yes and press the Q key again 6 2 HVM100 User Manual 6 8 05 Step5 Pressthe arrow key to scroll to the naming section of the screen You can now enter a name for the setup Use the 5 arrows to select characters for the positions and the 9 and 4 arrow keys to move to the different positions Step 6 Press the Q key This will store the setup in the selected register and then place you back into the menu from which you started To recall a setup from the setup register see the next section in this manual on the RECALL key 6 8 05 Storing and Recalling Data Files and Setups 6 3 Storing File 6 4 To store a data file Step 1 Press the DATA or HISTORY keys to enter screen where data is being displayed Step2 Press the STORE key LARSON DAVIS 00 STORE HISTORY DATA RUN 2 Jor
48. two modes are optional modes The Optional modes are Hand Arm and Whole Body Each of these modes feature different fre quency weighting selections as outlined later in this chapter Frequency Weighting Selections NOTE The Hand Arm and Whole body modes are separately purchased options These options and the frequency weight ings associated with these options will not be available unless they are pur chased To accommodate the multiple operating modes of the HVM100 13 different frequency weighting filters are avail able The following table describes the frequency weighting options available in each of the operating modes To select the frequency weighting for a particular mode see the sec tion in this manual titled Setup Key Vibration Ws Severity Fa 0 4 Hz to 100 Hz Fb 0 4 Hz to 1250 Hz Fe 6 3 Hz to 1250 Hz Hand Arm Whole Body WB 1 8 HVM100 User Manual 6 8 05 Band Limiting Filters 6 8 05 The Hand Arm mode and the Whole body mode frequency weighting curves are defined in ISO 8041 The W fre quency weighting curve is defined in British Standard 6841 1987 In addition to defining the frequency weightings for Hand Arm and Whole Body ISO 8041 also defines a band limit ing filter to be used with each of the frequency weightings Each band limiting filter is a combination of a high pass and low pass 2nd order Butterworth filter 12 dB per octave attenuation with 3 dB cor
49. 0 400 398 1 76 02 24 02 54 08 2 00 Wg Frequency Weighting Defined in BS6841 1987 Freq Hz Freq Hz Wg dB Tolerance Nominal True dB 1 00 1 00 7 5 1 1 1425 1 26 6 0 1 1 1 60 1 59 4 6 1 1 2 00 2 00 3 4 1 1 2250 2 51 2 2 1 1 3 15 3 16 0 9 1 1 4 00 3 98 0 0 1 1 16 100 User Manual 6 8 05 WB Whole Body Frequency Weighting 6 8 05 Freq Hz Freq Hz dB Tolerance Nominal True dB 5 00 5 01 0 4 1 1 6 30 6 32 0 1 1 1 8 00 7 94 1 0 0 10 0 10 00 2 5 1 1 12 5 12 59 4 2 1 1 16 0 15 85 6 3 1 1 20 0 19 95 8 2 1 1 25 0 25 12 10 1 1 1 31 5 31 62 12 1 1 1 40 0 39 81 14 2 1 1 50 0 50 12 16 3 1 1 63 0 63 10 18 7 1 1 80 0 79 43 21 6 1 1 Freq Hz Freq Hz WB dB Tolerance Nominal True dB 0 100 0 100 36 00 2 00 0 125 0 1259 32 00 2 0 160 0 1585 28 01 2 0 200 0 1995 24 02 2 oo 0 250 0 2512 20 05 2 00 0 315 0 3162 16 12 2 00 17 18 Freq Hz Freq Hz WB dB Tolerance Nominal True dB 0 400 0 3981 12 29 2 00 0 500 0 5012 8 67 2 2 0 630 0 6310 5 51 2 2 0 800 0 7943 3 09 2 2 1 00 1 00 1 59 2 2 1 25 1 259 0 85 1 1 1 60
50. 0 74 45 77 20 74 45 77 Notes 1 Under Range The noise floor is below the measure ment range of the analog to digital converter 2 The data in the above table was obtained by electrically testing the HVM100 6 8 05 A 21 Whole Body WB Direct Charge 1000pF Noise Noise RMS Floor Floor Range dBuV dBuV dBuV 0 dB See 60dB 38dB See 60dB 38dB See 60dB 38dB Note 1 74 134 99 137 Note 1 74 134 99 137 Note 1 74 134 99 137 20dB See 60dB 38dB_ See 60dB 38dB_ See 60dB 38dB Note 1 54 114 79 17 Note 1 54 114 79 117 Note 1 54 114 79 117 40dB See 60dB 38dB_ See 60dB 38dB_ See 60dB 38dB Note 1 34 94 59 97 Note 1 34 94 59 97 Note 1 34 94 59 97 60dB 14 50dB 28dB 14 50dB 28dB 14 50dB 28dB 24 74 49 77 24 74 49 77 24 74 49 77 Notes 1 Under Range The noise floor is below the measure ment range of the analog to digital converter 2 The data in the above table was obtained by electrically testing the HVM100 A 22 HVM100 User Manual 6 8 05 Whole Body Wc Direct Charge 1000pF Noise Noise RMS Floor Floor Range dBuV dBuV dBuV 0 dB See 60 dB 38dB See 60dB 38dB See 60dB 38 Note 1 74 134 99 137 Note 1 74 134 99 137 Note 1 74 134 99 137 20 dB See 60 dB 38 dB See 60 dB 38 dB See 60 d
51. 00 0 1995 12 34 2 00 0 250 0 2512 8 71 2 2 04 315 0 3162 5 51 1 1 0 400 0 3981 3 05 1 1 0 500 0 5012 1 48 1 1 0 630 0 6310 0 65 1 1 0 800 0 7943 0 27 1 1 1 00 1 000 0 11 1 1 1 29 1 259 0 04 1 1 1 60 1 585 0 02 1 1 2 00 12995 0 01 1 1 2 50 2 512 0 00 1 1 10 Freq Hz Freq Hz Fb dB Tolerance Nominal True dB 3 15 3 162 0 00 1 1 4 00 3 981 0 00 1 1 5 00 53 012 0 00 1 1 6 30 6 310 0 00 1 1 8 00 7 943 0 00 1 1 10 0 10 00 0 00 1 1 1245 12 59 0 00 1 1 16 0 15 85 0 00 1 1 20 0 19 95 0 00 1 1 25 0 25 12 0 00 1 1 Bed 31 62 0 00 1 1 40 0 39 81 0 00 1 1 50 0 50 12 0 00 1 1 63 0 63 10 0 00 1 1 80 0 79 43 0 00 0 100 100 0 0 00 1 1 125 T2549 0 00 1 1 160 158 5 0 00 1 1 200 199 5 0 00 1 1 250 251 2 0 01 1 1 315 316 2 0 02 1 1 400 398 1 0 04 1 1 500 501 2 0 11 1 1 630 631 0 0 27 1 1 800 794 3 0 64 1 1 HVM100 User Manual 6 8 05 Freq Hz Freq Fb dB Tolerance Nominal True dB 1000 1000 1 46 2 2 1250 1259 3 01 2 2 1600 1585 5 46 2 2 2000 1995 8 64 2 2 2500 2512 12 27 2 00 3150 3162 16 11 2 00 4000 3981 20 04 2 00 5000 5012 24 02 2 00 6300 6310 28 01 2 00
52. 00000000 0000000000000000 0000000000000000 Time of Measurement 21 Mar 03 14 21 46 Report Printed 21 Mar 03 14 25 19 SETUP for HandArm Test 50 Operating Mode Hand Arm Averaging SLOW store Time hh mm 00 04 2nd History Peak Auto Store Autostop Accelerometer ICP Integration None wh Hand Arm wh Hand Arm wh Hand Arm 257200 1 00 53 00 40 40 40 1 024e 00 mv g 1 008 00 mv g 1 035e400 mv g AC Weighted Y Weighted AC Weighted DATA for HandArm Test 50 0 00 20 channel X channel Y channel 2 Exp Time D Larson Davis 100 5 04018 rev 1 20 6 8 05 Printing 5 17 HVM100 User Manual 6 8 05 CHAPTER Storing and Recalling Data Files and Setups This chapter will describe the process of storing data and setup information in the HVM100 s internal memory STORE Key The STORE key on the HVM100 has two functions It will allow you to store data files and setups The functionality is determined by the menu you are currently viewing If you press the store key while you are viewing the Data or His tory menu you will be prompted to store a file If you press the STORE key while you are in the Setup Range or Tools menu you will be prompted to store a setup Storing a Setup To store a setup Step 1 Enter the Setup Tools or Range menu by pressing the SETUP RANGE or TOOLS key 6 8 05 Storing and Recalling Data Files and Setups 6 1 Step2 Press
53. 1 585 0 59 1 1 2 00 1 995 0 61 1 1 2 50 2 512 0 82 1 1 3 15 3 162 19 1 1 4 00 3 981 1 74 1 1 5 00 5 012 2 50 1 1 6 30 6 310 3 49 1 1 8 00 7 943 4 70 0 10 0 10 0 6 12 1 1 12 5 12 59 7 71 1 1 16 0 15 85 9 44 1 1 20 0 19 95 11 25 1 1 25 0 25 12 13 14 1 1 31 5 31 62 15 09 1 1 40 0 39 81 17 10 1 1 50 0 50 12 19 23 1 1 63 0 63 10 21 58 1 1 80 0 79 43 24 38 2 2 100 100 0 27 93 2 2 HVM100 User Manual 6 8 05 Freq Hz Freq Hz WB dB Tolerance Nominal True dB 125 125 9 32 37 2 2 160 158 5 37 55 2 2 200 199 5 43 18 2 250 251 2 49 02 2 00 315 316 2 54 95 2 00 400 398 1 60 92 2 00 500 501 2 66 91 2 630 631 0 72 91 2 00 800 794 3 78 91 2 00 Typical Measurements Ranges Vibration Fa Direct Charge 1000pF ICP Noise Noise RMS Noise Floor Floor Range Floor dBuv dBuV dBuv 0 dB See 60dB 38dB See 60dB 38dB See 60dB 38dB Note 1 74 134 99 137 Note 1 74 134 99 137 Note 1 74 134 99 137 20dB See 60dB 38dB See 60dB 38dB See 60dB 38dB Note 1 54 114 79 17 Note 1 54 114 79 117 Note 1 54 114 79 17 40 dB 26 58 dB 36 dB 26 58 dB 36 dB 26 58 dB 36 dB 36 94 61 97 36 94 61 97 36 94 61 97 60 dB 17 47 dB 25 dB 17 47 dB 25 dB 23 41 dB 19 dB 27 74 52 77 27 74 52 77 33 74 58 77 N
54. 6 Reference Calibration Vibration eerte nnne neret entente 7 remaining battery voltage 2 8 1 S Ee 7 1 Run time Clock sn Sas aote el eee nih 3 5 Screen Symbols eee die Dae RI ES TRE RR E ERE REE 7 1 Second 7 6 Selecting eigen gi e Rees 1 5 SENSI VIE ETE 4 4 Serial Interface Port eene tee toe eee e E Rd edocti 9 2 Cables0as dugsas aa E manuka oie 9 3 wanyaq ana Shi asa h aaa E 9 2 Serial ORE RT p Dan te SIR hae eg 5 1 Setup 2 5 2nd HistoEy sns a anes Mee end 2 5 Auto MOTE oue eT T OR RUNE ae al RATS ER SEE ERE ents 2 5 Averaging mie u s eee tote de ntl aire iip d e od 2 5 Time History Settings 2 cete te e et e eO Pa 2 5 Mode Selection cat d teque eise teet e Ede 2 5 Store Time de RR RU RENE ee ti e ER RE 2 5 Stabilization tn TR RUBROS UIS NOM TOR EHE NEIN A 2 SOP KET wos 7 1 Store Key Storing a
55. 9 Recalling Setup Register SO at Power On Setup register SO is defined as the HVM100 s boot setup In other words whenever the HVM100 is turned on it will automatically recall setup register 50 Therefore you configure your HVM100 as desired save the setup to regis ter SO and the HVM100 will automatically recall that setup every time the HVM100 is turned on If for some reason the HVM100 needs to be reset to its orig inal factory default settings the user can erase all setup reg isters see chapter 3 Tools Menu This will reset all setups including setup register SO to their factory defaults Recalling a File To recall a stored data file Step 1 Press the DATA or HISTORY key to enter the Data or History menu 6 10 HVM100 User Manual 6 8 05 6 8 05 Step 2 Press the RECALL Key on the HVM100 LARSON DAVIS 00 STORE HISTORY DATA RUN oye x Jor Galea ON OFF SETUP PANGE TOOLS Step 3 The screen will prompt you to recall a file Step 4 Usethe and 5 arrow keys to move to the desired selection Step 5 Press the Q key to recall the file into the current memory setup information was stored when the data file was stored That setup information is recalled with the data file and can be reviewed Storing and Recalling Data Files and Setups 6 11 6 12 HVM100 User Manual 6 8 05 Taking Measurements Viewing Data on the HVM100 This chapter will desc
56. 9 26 20 26 14 2 00 0 160 0 1585 16 14 22 27 2221 427 0 0 200 0 1995 1227 18 42 18 37 2 00 0 250 0 2512 8 60 14 79 14 74 321 2 0 315 0 3162 5 36 11 60 11 55 321 2 0 400 0 3981 2 86 9 15 9 11 1 1 0 500 0 5012 127 7 58 7 56 1 1 0 630 0 6310 0 55 6 77 6 77 1 1 0 800 0 7943 0 52 6 42 6 44 1 1 1 00 1 00 1 11 6 30 6 33 1 1 1 25 1 259 2 29 6 28 6 29 1 1 1 60 1 585 3 91 6 32 6 13 1 1 2 00 1 995 5 80 6 34 5 50 1 1 2 50 2 512 7 81 6 22 3 97 1 1 3 15 3 162 59 85 5 60 1 86 1 1 4 00 3 981 11 89 4 08 0 31 1 1 5 00 5 012 13 93 1 99 0 33 1 1 6 30 6 310 15 95 0 47 0 46 1 1 8 00 7 943 1797 0 14 0 32 0 10 0 10 0 19 98 0 26 0 10 1 1 12 5 12 59 2199 0 22 0 93 1 1 16 0 15 85 23 99 0 16 220 1 1 20 0 19 95 26 00 0 10 3 91 1 1 15 Freq Hz Freq Hz We dB Wj dB Wk dB Tolerance Nominal True dB 25 0 25 12 28 01 0 06 5 84 1 1 31 5 31 62 30 04 0 00 7 89 1 1 40 0 39 81 32 11 0 08 10 01 1 1 50 0 50 12 34 26 0 25 12 21 1 1 63 0 63 10 36 64 0 63 14 62 1 1 80 0 79 43 39 46 1 45 17 47 1 1 100 100 0 43 01 3 01 21 04 1 1 125 125 9 47 46 5 45 25 50 2 2 160 158 5 52 64 8 64 30 69 2 2 200 199 5 58 27 12 26 36 32 2 00 250 251 2 64 11 16 11 42 16 2 00 315 316 2 70 04 20 04 48 10 2 0
57. B 38 dB Note 1 54 114 79 117 Note 1 54 114 79 117 Note 1 54 114 79 117 40 dB See 60 dB 38 dB See 60 dB 38 dB See 60 dB 38 dB Note 1 34 94 59 97 Note 1 34 94 59 97 Note 1 34 94 59 97 60dB 13 51 dB 29dB 13 514 29dB 23 41dB 19dB 23 74 48 77 23 74 48 77 33 74 58 77 Notes 1 Under Range The noise floor is below the measure ment range of the analog to digital converter 2 The data in the above table was obtained by electrically testing the HVM100 6 8 05 A 23 Whole Body Wd We Direct Charge 1000pF Noise Noise RMS Floor Floor Range dBuV dBuV dBuV 0 dB See 60dB 38dB See 60dB 38dB See 60dB 38dB Note 1 74 134 99 137 Note 1 74 134 99 137 Note 1 74 134 99 137 20dB See 60dB 38dB_ See 60dB 38dB_ See 60dB 38dB Note 1 54 114 79 17 Note 1 54 114 79 117 Note 1 54 114 79 117 40dB See 60dB 38dB_ See 60dB 38dB_ See 60dB 38dB Note 1 34 94 59 97 Note 1 34 94 59 97 Note 1 34 94 59 97 60dB 11 53dB 31dB 11 53dB 314 23 41dB 19dB 21 74 46 77 21 74 46 77 33 74 58 77 Notes 1 Under Range The noise floor is below the measure ment range of the analog to digital converter 2 The data in the above table was obtained by electrically testing the HVM100 A 24 HVM100 User Manual 6 8 05
58. Conformance This Type 1 Human Vibration Meter was calibrated using a reference 10 0 Hz sine wave at a level of 0 001 Vrms This calibration level is equivalent to 100 0 dB or 0 10 m s2 dB reference 1e 6 m s with an accelerometer sensitivity of 98 4 mV g The instrument s frequency response Wj weighted 60 dB gain Direct input was then electrically tested as specified in ISO 8041 1990 E Attenuation dB 1 00 3 162 10 00 3162 1000 3162 1000 Frequency Hz O gt O amp gt O 5 n O Q O gt SN SCOPWAZOUDRWHORPEPNNWH WCOORPUSOUIWRHKRORENNE ORCE Technician Craig Test Date Dec 03 1999 D 12 HVM100 User Manual 6 8 05 6 8 05 Attenuation dB Larson Davis Model HVM100 Serial Number 00103 Certificate of X Wk Electrical Conformance This Type 1 Human Vibration Meter was calibrated using a reference 10 0 Hz sine wave at a level of 0 001 Vrms This calibration level is equivalent to 100 0 dB or 0 10 m s dB reference 1e 6 m s with an accelerometer sensitivity of 98 1 mV g The instrument s frequency response Wk weighted 60 dB gain Direct input was then electrically tested as specified in ISO 8041 1990 E
59. FYING THE PRODUCT IN ANY WAY ONCE DELIVERED TO THE BUYER EVEN IF SUCH MODIFICATIONS WERE ADDED AS A PRODUCTION CHANGE ON OTHER PRODUCTS MADE AFTER THE BUYER S PRODUCT WAS BUILT Authority to Alter This Limited Warranty No agent representative distributor or authorized dealer of LD has any authority to alter the terms of this Limited Warranty in any way This Limited Warranty may be altered only in a writing signed by an authorized officer of LD EPS2108 Reference Manual Warranty Customer Satisfaction F 9 Warranty Customer Satisfaction EPS2108 Reference Manual HVM100 User Manual A NT E E 4 AG Output cerae tensa aot eletti E 4 AC DC Connector Output Connector eere enne nennen rnnt 9 6 ACDC Output Settings 3 7 AC DC Outputs tO RU WE benda E 3 Accelerometer Selection lu eR He dr ee iaaa 1 5 Accelerometer Type a enu ta to nM m a ei 3 1 Alpha Numeric Menu function uz u cs a una Eee EIE 2 1 Range ao oe RU eosam utt sa SS w cce a eM 4 1 B Band Limiting Filters red ep eee 1 9 Batteries uarie ee reo eb me nemi pud dvi Ure 8 1 battery voltage i sede ee tc CREER EIE RT 8 1 Baud Rates uec Re ee eave UTR RIO e d 3 8 C Cal Level nier 4 3 Calendat xr n nnd REB E A 3 alibration etia dad Ce t dede teni 4 3 Galibration Frequency u SR ie
60. ICP and ICP pC g for Charge pC g for Charge pC g for Charge 548 Sensitivity Z n nnne nn n nnne nn n nnne nn Sensitivity of Sensitivity of Sensitivity of Enter command accelerometer accelerometer accelerometer as S48 n nnne nn Units Units Units mV g for Direct mV g for Direct mV g for Direct and ICP and ICP and ICP pC g for Charge pC g for Charge pC g for Charge S49 Cal Level n nnne nn n nnnetnn Output level of Output level of Output level of Enter command calibrator calibrator calibrator as 549 Units g Units are g Units are g 550 1 Print History i 0to1 1 0 1 1 0 1 0 No 0 No 0 No 1 Yes 1 Yes 1 Yes C 8 100 User Manual 6 8 05 Command Parameter Vibration Hand Arm Whole Body S51 1 dB reference 1 0 1 1 0 01 1 0 01 0 1e 05 m s 2 0 1 05 m s 2 0 1 05 m s 2 1 1 06 m s 2 1 1 06 72 1 1 06 m s 2 552 1 Exposure Notapplicableto 1 0 0 2 Notapplicable to Hand Arm this mode but 0 2 8 m s 2 this mode but Exposure action can be set or read 1 2 5 m s 2 can be set or read value 2 5 0 m s 2 Read Data Commands NOTE An R1 command returns the fol lowing data Larson Davis HVM100 nnnnn rev x xx nnnnn is the 5 digit serial number and x xx is the firmware revision Not to be confused with Rxl Ryl Rzl or 81 The read commands are used to read data from the data buffer T
61. LD S SOLE OBLIGATIONS UNDER THIS LIMITED WARRANTY ARE SET FORTH ABOVE IN PARAGRAPHS B AND D IN NO EVENT SHALL LD ITS CONTRACTORS OR SUPPLIERS BE LIABLE TO THE BUYER FOR ANY LOST PROFITS DIRECT INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES WHETHER BASED ON CONTRACT IN TORT OR ANY OTHER LEGAL THEORY SUCH DAMAGES FOR WHICH LD SHALL NOT BE RESPONSIBLE INCLUDE BUT ARE NOT LIMITED TO LOST TIME AND CONVENIENCE LOSS OF USE OF THE PRODUCT THE COST OF A PRODUCT RENTAL COSTS OF GASOLINE TELEPHONE TRAVEL OR LODGING THE LOSS OF PERSONAL OR COMMERCIAL PROPERTY AND THE LOSS OF REVENUE Some states do not permit the limitation or disclaimer of incidental or consequential damages Therefore the above disclaimer of incidental or consequential damages may not apply to certain purchasers F NO LIABILITY IN EXCESS OF PURCHASE PRICE IN NO EVENT SHALL LD S OBLIGATIONS UNDER THIS LIMITED WARRANTY EXCEED THE PURCHASE PRICE OF THE PRODUCT PLUS ANY SHIPPING CHARGES THAT LD MAY BE OBLIGATED TO PAY PURSUANT TO PARAGRAPH C ABOVE G NO EXTENSION OF STATUTE OF LIMITATIONS ANY REPAIRS PERFORMED UNDER THIS LIMITED WARRANTY SHALL NOT IN ANY WAY EXTEND THE STATUTES OF LIMITATIONS FOR CLAIMS UNDER THIS LIMITED WARRANTY H WAIVER OF OTHER WARRANTIES THE EXPRESS WARRANTIES SET FORTH IN THIS LIMITED WARRANTY ARE IN LIEU OF AND EXCLUDE ANY AND ALL OTHER WARRANTIES EXPRESSED OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF
62. MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE Some states do not permit the disclaimer of implied warranties Therefore the above disclaimer of implied warranties may not apply to certain purchasers I Procedure for Warranty Performance If the product fails to perform to LD s specifications the Buyer must provide LD with the applicable model and serial numbers the date of purchase and the nature of the problem J ADDITIONAL EXCLUSIONS FROM THIS LIMITED WARRANTY NOTWITHSTANDING ANYTHING TO THE CONTRARY CONTAINED IN THIS LIMITED WARRANTY THIS LIMITED WARRANTY DOES NOT COVER ANY OF THE FOLLOWING 1 EQUIPMENT THAT HAS BEEN ABUSED DAMAGED USED BEYOND RATED CAPACITY OR REPAIRED BY PERSONS OTHER THAN AUTHORIZED SERVICE PERSONNEL F 8 Warranty Customer Satisfaction EPS2108 Reference Manual 2 DAMAGE CAUSED BY ACTS OF GOD THAT INCLUDE BUT ARE NOT LIMITED TO HAILSTORMS WINDSTORMS HURRICANES TORNADOES SANDSTORMS LIGHTNING FLOODS AND EARTHQUAKES 3 DAMAGE UNDER CONDITIONS CAUSED BY FIRE OR ACCIDENT BY ABUSE OR BY NEGLIGENCE OF THE USER OR ANY OTHER PERSON OTHER THAN LD BY IMPROPER INSTALLATION BY MISUSE BY INCORRECT OPERATION BY NORMAL WEAR AND TEAR BY IMPROPER ADJUSTMENT OR ALTERATION BY ALTERATIONS NOT COMPLETED BY AUTHORIZED SERVICE PERSONNEL OR BY FAILURE OF PRODUCTS PARTS FROM SUCH ALTERATIONS 4 COSTS OF REPAIRING DAMAGE CAUSED BY POOR OR IMPROPER MAINTENANCE OR UNAUTHORIZED REPAIR S COSTS OF MODI
63. OSCBORIONNNEHHOOO Test Date Dec 03 1999 HVM100 User Manual 6 8 05 APPENDIX DC Output Calibration 6 8 05 Miscellaneous Information This appendix contains additional information about the AC and DC outputs and measurement ranges for Hand arm and Whole Body measurements Since the sensitivity will vary a little from unit to unit the DC output sensitivity should be calibrated or measured before it is used Follow these steps to measure the DC put sensitivity Step 1 Step 2 Step 3 Calibrate the HVM100 for the accelerometer that will be used Setup the HVM100 with the following settings a Operating Mode Vibration b Averaging Slow c Auto Store Off d Weighting all channels e Integration None f AC DC Output DC rms all channels The gain setting depends upon the sensitivity of the accelerometer being used The table below shows the appropriate gain setting for all chan E 1 nels based the sensitivity of the accelerometer The values in the table assume that a calibrator that vibrates 1g rms and 159 15 Hz will be used Gain setting for various accelerometer sensitivities 1 mV g 10 mV g 100 mV g Step 4 Step 5 Step 6 Step 7 Step 8 Step 9 Step 10 DC output sensitivity Connect a DC rms voltmeter to the DC output Turn the calibrator and start the HVM100 run ning The HVM100 should display an Arms leve
64. ame The units for ICP amp and Direct are mV g rms the units for charge accelerometers are pC g rms Hint This setting is in the Range menu To access the Range menu press the RANGE key and then use the and arrow keys to navigate through the menu items NOTE To view each selection first press the key and then press the or 4 arrow key to scroll through each selec tion 6 8 05 The HVM100 uses the following reference values to display acceleration velocity and displacement in dB units Acceleration 10 m s Velocity 10 m s Displacement 107 m The following reference values are also available for the user to select Acceleration 10 m s Velocity 10 m s Displacement 10 Range Menu 4 5 Hand Arm Exposure Action Value Hint This setting is in the Range menu To access the Range menu press the RANGE key and then use the arrow keys to navigate through the menu items NOTE To view each selection first press The Hand Arm exposure action value default is 2 8 m s but the key and then press the or it can be changed to 2 5 or 5 0 m s While this value be arrow key to scroll through each selec changed any mode it is only used for calculating tion exposures in Hand Arm mode NOTE The United Kingdom specified the 2 8 m s action value for single axis measurements X Y or Z The Physical Agents Directive 2002 44 EC for the European Unio
65. bar graph is inde pendent for all three channels A channel is under range whenever the input rms signal level is below the minimum RMS Range level as specified in the Typical Measurement Range tables in Appendix A For example with 0 dB gain if the input rms level drops below 74 dBuV 5 mV the under range indicator will be displayed Run Interrupted Indicator If the 100 is stopped and then run again without reset ting the current data the run interrupted indicator will replace the colon in all displays that show the run time The indicates that the data in the HVM100 is not contig 7 2 HVM100 User Manual 6 8 05 uous In other words the instrument was stopped or more times during the collection of the data An example of a data display with the indicator is shown below NOTE To view each selection first press the key and then press the 4 or arrow key to scroll through each selection NOTE The 2nd History setting located in the Setup menu controls whether or not the Peak levels are stored in the Time History The HVM100 will store a time history based on the sample time selected The Time History buffer has 240 entries avail able for storage If you select to store the Peak values as well as the RMS values the number of time history records is cut in half to 120 Example You have selected an Averaging time of Slow This Averaging time
66. ce This Type 1 Human Vibration Meter was calibrated using a reference 10 0 Hz sine wave at a level of 0 001 Vrms This calibration level is equivalent to 100 0 dB or 0 10 m s dB reference 1 6 m s with an accelerometer sensitivity of 98 1 mV g The instrument s frequency response We weighted 60 dB gain Direct input was then electrically tested as specified in ISO 8041 1990 E XO I gt n O Q O gt O gt Technician Craig 3 162 10 00 31 62 100 0 316 2 1000 Frequency Hz OR Test Date Dec 03 1999 Larson Davis Model HVM100 Serial Number 00109 Certificate of X Wg Electrical Conformance This Type 1 Human Vibration Meter was calibrated using a reference 79 6 Hz sine wave at a level of 0 001 Vrms This calibration level is equivalent to 100 0 dB or 0 10 m s dB reference 1e 6 m s with an accelerometer sensitivity of 98 1 mV g The instrument s frequency response Wg weighted 60 dB gain Direct input was then electrically tested as specified in BS 6841 1987 Attenuation dB
67. choose an icon for your Hyper terminal connection Ble al3 ls es ma 5 6 100 User Manual 6 8 05 Step7 Press the OK button Ole ex ale e 6 8 05 Printing 5 7 Step8 Connect to dialog box will appear ola ex l ee Connect To 5 8 HVM100 User Manual 6 8 05 lt cls e 6 8 05 Step 9 The last selection in this box is the Connect using selection box This will allow you to select the Com port you will use to communicate with the HVM100 Select the Com port you plugged your HVM100 into Press OK Printing 5 9 Step 10 Communications properties screen will appear Select the Baud rate bits per second that matches the baud rate on your HVM100 The other settings are Data bits 8 Parity None Stop Bits 1 Flow Control Hardware COM1 Properties 1 Port Settings Bits per second 21 Data bits 8 Parity None Stop bits 1 Flow control Hardware Restore Defaults Cancel Apply HVM100 User Manual 6 8 05 Step 11 Press button COM1 Properties 21 Settings Bits per second Data bits e Parity None Stop bits 1 Flow control Hardware m Restore Defaults You now established connection for the 100 You will notice that in the lower left corner of the
68. d once per second Short Term Crest Factor _ Peak Arms The CF measurement period is controlled by the Averaging time setting a new CF value is calculated and displayed at the end of each Averaging time period CF is not calculated if the Averaging time setting is SLOW CF Summed Instantaneous Acceleration JU a 1 EK 01 Ka 01 a y t instantaneous summed acceleration awy 0 X Y and Z axis instantaneous acceleration K K X Y and Z axis Sum Factors The HVM100 uses the formula above to calculate the instantaneous summed acceleration a y t This value is then used to calculate a sum quantity for the A ms Aeg Peak VDV and other metrics rms eq B 4 HVM100 User Manual 6 8 05 APPENDIX Serial Interface Commands The 100 is equipped with a serial port for communica tions with any standard RS 232 device The most common use for this interface would be to either print or to create a custom software program that can interface with the HVM100 The following is a list of commands and their descriptions to assist a programmer in communicating with the HVM100 Setup and Query Commands Syntax for setup commands 6 8 05 The setup query commands are used to control the settings and query the status of the HVM100 parameters The first 20 commands 51 S19 and Q1 019 are reserved for system parameters System parameter settings rema
69. d data con tained in the History buffer to the printer With this selection the HVM will only send the overall data from the 3 input channels and the sum channel Hint This setting is in the Tools menu To access the Tools menu press the TOOLS key and then use the arrow keys to navigate through the menu items 6 8 05 This allows you to clear the measurement files from the memory of the HVM100 The memory in the HVM100 is a non volatile memory If the batteries go dead the measure ment files will not be lost The only way to clear out the file registers is to use the Erase All files menu This command will not clear the current measurement or the current history buffer information The Reset key is used for that purpose This command will only clear the file registers Tools Menu 3 9 NOTE To view each selection first press the key and then press the or 4 arrow key to scroll through each selec tion Erase Setups To clear all files Step 1 to the Erase Files menu item Step 2 The following screen will appear Press the key The No will start to flash Press the D key to change the screen to Yes Step 3 The following screen will now be showing and the Yes will be flashing Press the Q key to erase the files Step 4 After pressing the Q key the screen will display the following message After about 3 seconds the display will return to the Erase Files
70. determine the rate of storage for the Time History The Time History will store the Arms value along with the Peak value if the user desires for the X Y Z and Sum channels The Time History buffer is limited to 240 samples 120 samples if the Peak value is selected To setup Time History Peak storage see the 2nd History menu section below The following are the selections you would encounter when changing the Averaging Time HVM100 User Manual 6 8 05 Hint This setting is in the Setup menu To access the Setup menu press the SETUP key and then use the and amp amp arrow keys to navigate through the menu items NOTE To change the Store Time param eters press the key use the and V arrows to select the desired value and then use 0 arrows to move to the next position Once all posi tions are set press the Q key or move to any other part of the HVM100 to accept the entry Auto Store Hint The Store Time selection works in conjunction with the Auto Store setting The Auto Store setting will allow you to automatically store measurement data at a rate indicated by the Store Time The Store Time can be set from 1 minute to 99 hours This setting is in the Setup menu To access the Setup menu press the SETUP key and then use the and amp amp arrow keys to navigate through the menu items NOTE The data memory in the HVM100 is a non volatile EEPROM chip Eve
71. e key again to confirm the changes Once all positions are set press the Q key or move to any other part of the HVM100 to accept the entry 6 8 05 Tools Menu 3 13 3 14 HVM100 User Manual 6 8 05 Range Menu The RANGE key functions are concerned with the level of input signals coming into the HVM100 Range Key In this menu Gain is added Calibration is performed Auto Ranging is enabled and Accelerometer Sensitivity is entered Auto Range Hint This setting is in the Range menu To access the Range menu press the RANGE key and then use and arrow keys to navigate through the menu items The Auto Range function in the HVM100 is designed to work with a steady state signal It is not meant for use while taking data Before enabling this function the transducer should be attached to the steady state vibration to be measured Next find the Auto Range display located in the Range menu Press the Q key to enable auto ranging The HVM100 will use its Auto Range algorithm to adjust the gain for all three channels such that the steady state input signal can be properly measured by the HVM100 The gain is adjusted so that the signal falls within the top 20 dB of the HVM100 s analog to digital converter s range 6 8 05 Range Menu 4 1 Gain X Y Z The selections for the gain will be either 0 20 40 or 60 dB Once the gain selection is stable press the key to save th
72. e settings The HVM100 must be stopped and reset before the Auto Range function can be used Hint This setting is in the Range menu To access the Range menu press the RANGE key and then use the and arrow keys to navigate through the menu items NOTE To view each selection first press the key and then press the or arrow key to scroll through each selec tion 4 2 The Gain settings in the HVM100 will perform manually what the Auto Range setting did automatically You can select one channel at a time and manually assign a gain setting to that channel The choices are 0 20 40 or 60 dB To set the Gain for the X channel first press the RANGE key to open the Range menu Next press the W arrow key once to view the Gain X parameter Press the Q key to enter the change mode use the D arrow keys to select the desired value and press the Y key again to confirm the change The Gain Y and Gain Z displays are located just below the Gain X display From the Gain X display press the amp arrow key once to view the Gain Y display Press the Q arrow key again to view the Gain Z display HVM100 User Manual 6 8 05 Level Hint This setting is in the Range menu To access the Range menu press the RANGE key and then use and arrow keys to navigate through the menu items NOTE Calibrators operate at a variety of frequencies It is important that the frequency weighting selection does not af
73. ect printing option is to use a serial to parallel converter box A serial to parallel converter is an electronic box available at most office supply stores allowing you to adapt the parallel printing port on your printer to accept a serial input HVM100 User Manual 6 8 05 Printing to a Windows Hyperterminal Another option for retrieving data from your HVM100 is printing to a Windows hyperterminal connection Hyperterminal is a Windows application that is included with every version of Windows 95 98 and NT This is an optional installation item and may not have been installed if a custom installation of Windows was performed This option will allow you to print the text into the Hyperterminal screen and then cut and paste text into a word processing or spreadsheet application To print to a Hyperterminal connection Step1 Collect the data in the HVM100 Step 2 Use the Print History setting located in the Tools menu to select whether or not to include Time History data in the printed report Step 3 Connect CBL006 to the I O port on the HVM100 and to the communications port on your computer 6 8 05 Printing 5 3 WinZip 3 Netscape SmartUpdate New Office Document u 2 L Open Office Document E Programs Documents Settings Eind Help Run Windows NT Workstation Shut Down 5 4 Step4 Locate Hyperterminal on your computer Hyper terminal is usual
74. ely 5 0 Vrms difference of 20 dB Therefore in order for the HVM100 s AC output to function properly with each range i e gain settings of 0 20 40 and 60 dB the HVM100 s gain set tings also affect the AC output signals For example with a gain setting of 0 dB the HVM100 can measure input signals as large as 5 0 Vrms Since these signals exceed the AC out put range they are attenuated to 0 5 Vrms a gain of 20 dB so that they can be reproduced by the AC output The table below shows the correlation between input signal level and AC output signal level AC OUTPUT Gain AC OUTPUT Level Vrms Vrms 0 dB 5 0 20 dB 0 5 Vrms 20 dB 0 5 0 dB 0 5 Vrms 40 dB 0 05 20 dB 0 5 Vrms 60 dB 0 005 40 dB 0 5 Vrms HVM100 User Manual 6 8 05 Typical Measurement Ranges for Whole Body Measurements ICP Accelerometers Hand Arm Wh and Whole Body WB Wc Wd We Wb Wf Wk 1 mV g 10 mV g 100 mV g 90 7000 0 05 50 0 9 70 20 dB 9 700 0 005 5 0 09 7 Hand Arm Wh 1 mV g 0 9 70 10 mV g 0 0005 0 5 0 009 0 7 100 mV g RMS Range g Gain RMS g 0 001 0 5 Range Range RMS Range g 0 0001 0 05 Peak Range g 0 002 0 07 Whole Body WB Wg 1 mV g 10 mV g 100 mV g 0 002 0 5
75. endix D for more information on the HVMIOO s frequency response The last thing to consider is temperature humidity and other physical agents such as mounting surface mass and envi ronment The mass of the accelerometer should ideally be no more that 1 50 of the mass of the object being measured A ratio of as little as 1 10 1s acceptable in extreme circum stances The affect of these elements should always be con sidered when choosing a transducer Please also be aware of the different methods of mounting an accelerometer and the affects of each of those methods on the measured data The following is a selection from the PCB catalog listing the characteristics of a transducer Please note the items that we have discussed and note where they appear in a transducer specification HVM100 User Manual 6 8 05 Specification Voltage Sensitivity SEN020 1 SEN021F 10 SEN022 100 Frequency Range 5 Hz 0 5 to 5 000 0 5 to 3 000 0 5 to 5 000 Frequency Range 10 Hz 0 3 to 6 000 0 3 to 5 000 0 3 to 6 000 Mounted Resonant Frequency kHz 225 225 225 Measurement Range g pk 1 500 500 50 Broadband Resolution 1 Hz to 10 kHz grms 0 005 0 0005 0 0001 Shock Limit g pk 7 000 7 000 7 000 Operating Temperature Range 65 to 250 54 to 121 65 to 250 54 to 121 65 to 176 54 to 80 Am
76. enu items 2 8 The 2nd History setting will allow you to store a Peak value along with the Arms value that is automatically stored in the Time History buffer The Peak will be stored for all three channels and the Sum channel Turning on the 2nd value will cut the number of sample storage space from 240 sam ples to 120 samples HVM100 User Manual 6 8 05 NOTE view each selection first press In the 2nd history selection menu you have the choice of the key and then press the or 4 None or Peak arrow key to scroll through each selec tion Vibration Mode Weighting Hint This setting is in the Setup menu To access the Setup menu press the SETUP key and then use the and amp amp arrow keys to navigate through the menu items NOTE To view each selection first press In the vibration mode you can select from the following the key and then press the weighting selections Please see the appendix at the end of arrow key to scroll through each selec this manual for details on weighting curves The weighting tion selection is independent for all channels Here we only depict the X channel data but the other channels screens would be the same Hand Arm Mode Weighting As required by ISO 8041 the Hand Arm mode has only one weighting selection Please see the appendix at the end of this manual for details on this weighting curve The weight 6 8 05 Getting Started 2 9 ing curve is labeled as
77. ery level volts M12 External Power HVM returns currnet external power level volts M13 Reserved M123459 Erase Setups Erases all setups HVM100 responds to command by count ing down from 9 to 0 while erasing setups final response is OK M123457 Erase Files Erases all files 100 responds to command by counting down from 9 to 0 while erasing 6 8 05 14 100 User Manual 6 8 05 APPENDIX Frequency Response Curves The following are typical frequency response curves for the HVM100 Specifications are subject to change without notice Numerical values given are typical Refer to specific calibration or test results for accurate data on a specific unit D 1 6 8 05 Larson Davis Model 100 Serial Number 00103 Certificate of X Fa Electrical Conformance This Type 1 Human Vibration Meter was calibrated using a reference 10 0 Hz sine wave at a level of 0 001 Vrms This calibration level is equivalent to 100 0 dB or 0 10 m s dB reference 1 6 m s with an accelerometer sensitivity of 98 1 mV g The instrument s frequency response Fa weighted 60 dB gain Direct input was then electrically tested as specified in ISO 8041 1990 E Attenuation dB 1 00 3 162 1000 3162 1000 3162 1000 Frequency Hz 0 0 5 5 5 5 5 5 5 5 5 25 5 5 5
78. fect the level of the calibration In gen eral it is recommended to calibrate in the Vibration mode using the Fc frequency weighting This will only apply a limiting filter from 6 3 Hz to 1250 Hz This should accommodate most vibration calibrators NOTE To change the Cal Level parameter press the G key use the and arrows to select the desired value and then use and arrows to move to the next position Once all positions are set press the G key or move to any other part of the HVMIO00 to accept the Calibrate X Y Z Hint The Cal Level screen will allow you to enter the operating level of your calibrator The frequency of the calibrator 1s also important please see the adjacent note To enter a value for your calibrator go to the cal level screen press the Q key use the D and arrow keys to select the position and use the and amp arrow keys to change the characters When the proper level is entered press the key to return to the Range menu The level must always be entered in g s rms During calibration the gain of the HVM100 should also be set so that the level of the calibrator is within the HVM100 s measurement range For example when using a 1 0 g rms calibrator and an accelerometer with a sensitivity of approximately 100mV g the gain should be set to 20 dB For a 10 mV g accelerometer the gain should be set to 40 dB A gain of 60 dB is appropriate for a 1 mV g acceleromete
79. he measure ment range of the analog to digital converter 2 The data in the above table was obtained by electrically testing the HVM100 A 26 HVM100 User Manual 6 8 05 APPENDIX Glossary The following appendix contains definitions and explana tions of terminology used in the HVM100 Table of equations The following table gives many of the calculations the HVM performs to arrive at the results reported by the instrument RMS Acceleration T Integration time in seconds ay t instantaneous acceleration t Time in seconds The Aeq integration time is from Run to Reset the display is updated once per second RMS Acceleration in Decibels Aeq 20Log reference acceleration 10 m s or 10 m s user selectable 6 8 05 B 1 Description Equation Allowed Exposure Time 0 8 82 x 8hours Energy Equivalent RMS Acceleration The 100 measures the following quantities 8 8HoursJ w N 0 T 1 2 s dt 0 1 f2 AUNT sm 004 0 1 f2 ape Tours 0t 0 Running RMS Acceleration LINEAR fo Arms t w t Integration time in seconds to Observation time The linear Arms integration time is controlled by the Averaging time setting a new linear Arms value is calculated and displayed at the end of each inte gration period B 2 HVM100 User Manua
80. he syntax for a read command is The c indi cates which channel to read X Y Z or S The nn indicates which data to read Hint The HVM100 always returns data in decibels referenced to 10 m s R Command nn Vibration Hand Arm Whole Body 0 Elapsed Time Elapsed Time Elapsed Time 1 Arms Arms Arms 2 Amin Amin Amin 3 Amax Amax Amax 4 PEAK PEAK PEAK 5 Amp Amp Amp 6 Aeq Aeq Aeq 7 Unused Aeql Unused 8 Unused Aeq2 Unused 9 Unused Aeq4 Unused 6 8 05 R Command nn Vibration Hand Arm Whole Body 10 Unused Aeq8 Unused 11 Unused Unused VDV 12 Unused Unused CF 13 Unused Unused CFmp 14 Unused Allowed Exposure Unused Time Read Time History Commands The read time history commands are used to read data from the time history buffer The syntax for this command is Hennn i The c indicates which channel to read X Y Z or S The nnn is an index for indicating which sample to read Example nnn 0 is the last sample stored nnn 1 is the next to last sample stored The i indicates which data to read i 0 for Arms or i 1 for Peak The commands listed in the following table are also available The date information HO H5 refers to the starting date time of the first history record Hint The 100 always returns data in decibels referenced to 10 m s Command Parameter Settings H0 History Year YY
81. in the same regardless of the operating mode The remaining commands S20 599 and 020 099 are for mode specific parame ters Mode specific parameter selections can vary based on the selected operating mode Setup commands can be sent at any time If the HVM100 is running and changing the parameter requires a reset then the setup command will cause the instrument to automati cally stop reset change the parameter setting and start run ning again Query commands do not require a stop and reset of the HVM100 The syntax for a setup command is Snn i The nn specifies the number of the parameter and i is the desired setting C 1 HVM100 returns for valid setup commands for Invalid commands Syntax for Query commands The syntax for a query command is Qnn The nn specifies the parameter to be queried The HVM100 responds to a query command by returning the current setting of the parameter For indexed parameters i e parameters for which there is a specific set of choices the HVM100 returns the index number ie 0 1 2 etc For alphanumeric parameters the HVM100 returns an ASCII string System Parameters Q s and S s The following parameters are independant of the selected operating mode Command Parameter Setting 50 Date Year yy 00 to 99 99 1999 00 2000 98 2098 Si mm Date Month mm 01 to 12 52 44 Date Day dd
82. ion LD offers an extended labor warranty of one 1 year on all products calibrated or certified by a factory technician at any time or from time to time during the first seven years of the product life from date of manufacture The customer s sole remedy pursuant to this extended warranty is to receive free labor for any repairs required during the period in which the extended warranty is effective This extended labor warranty is subject to the limitations as outlined in Paragraph J Service amp Repair Limited Warranty In addition to the limited warranties set forth above LD offers a 90 day parts and labor limited warranty for all repair work performed at the factory This warranty is limited to parts repaired or replaced at the factory by LD This warranty is also subject to the limitations as outlined in Paragraph J C Shipping Charges The buyer will return the product freight prepaid by the Buyer to an authorized service center The product will be returned to the buyer freight prepaid by LD D Products Manufactured by Others This Limited Warranty does not cover any products manufactured by others Such products are subject to the warranty if any of their respective manufacturers and to be repaired only by a respective authorized service person for such products LD shall have no obligation to undertake repairs of products manufactured by others Warranty Customer Satisfaction F 7 E NO SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES
83. isplayed units from acceleration to velocity to displace ment Single integration changes the dis played parameter from acceleration to velocity by dividing the acceleration by 2nf i e ft s to ft s Double integra tion changes the parameter from accel eration to displacement by dividing the acceleration by 4n f ie m s to meters 6 8 05 Integration applies only to the Vibration mode There is no integration available in the Hand Arm or Whole Body Modes Integration is the process of converting the data from acceleration which is the standard method of display ing the data into velocity and displacement Tools Menu 3 3 NOTE To view each selection first press the key and then press the 0 or 4 arrow key to scroll through each selec tion Sum Factor X Y Z Single integration will express the units in velocity and dou ble integration will express the units in displacement Hint This setting is in the Tools menu To access the Tools menu press the TOOLS key and then use the amp amp arrow keys to navigate through the menu items NOTE change the Sum Factor parameter press the Q key use the and arrows to select the desired value and then use the M and 4 arrows to move to the next position Once all positions are set press the Q key or move to any other part of the HVM100 to accept the entry AC DC Output In the process of calculating the sum quantities the data that a
84. l of 1 Note the voltage reading on the voltmeter The voltage corresponds to 1 g rms of acceleration The voltage will typically be about 600 mV for a 1 g rms input signal Stop and Reset the HVM100 Reduce the calibra tor s output level to 0 1 g rms If this isn t possi ble change the HVM100 s weighting to Wh Hand Arm mode The Wh weighting will attenu ate the calibrator s signal to 0 1 g rms an attenua tion of 20 0 dB Turn on the calibrator and start the HVM100 run ning The HVM100 should display an Arms level of 0 1 g Note the voltage reading on the voltmeter The voltage corresponds to 0 1 g rms of acceleration The voltage will typically be about 500 mV for a 0 1 g rms input signal The DC output uses a logarithmic scale The for mula for the sensitivity is voltage at 1g voltage at 0 1g 20 dB HVM100 User Manual 6 8 05 DC output g 10 ACIDC Outputs NOTE Using the typical values of 600 mV 1g and 500 mV 0 1g the calculated sensitivity would be 5 mV dB Note that the sensitivity is the same regardless of the DC output setting i e rms sum min max peak Step 11 To convert a DC output voltage to units of g use the following formula present voltage voltage 1g DC output sensitivity x 20 NOTE The formula is the same regardless of whether the DC output is being used to measure rms min max or peak acceleration The only difference is the reference vol
85. l 6 8 05 Description Equation Running RMS Acceleration EXPONENTIAL to lp 2 0 de exp 33 dt 00 Arms 1 Time constant of the measurement An averaging time of SLOW is equivalent to a time constant of 1 second Vibration Dose Value T 7 0 The VDV integration time is from Run to Reset the display is updated once per second The VDV is not calculated for units of dB or g Maximum Transient Vibration Value Amax maximum reading of all Arms readings from Run to Reset The display is updated at the end of each Averaging time period Minimum Transient Vibration Value Amin minimum reading of all Arms readings from Run to Reset The display is updated at the end of each Averaging time period Long Term Maximum Peak Amp peak level of the instantaneous weighted acceleration 0 measured over the entire measurement period from Run to Reset The displayed Amp value is updated once per second 6 8 05 Description Equation Short Term Maximum Peak Peak peak level of the instantaneous weighted acceleration t measured during one Averaging time period The peak measurement period is controlled by the Averaging time setting a new Peak value is calculated and displayed at the end of each Averaging time period Long Term Crest Factor CFmp ome eq The CFmp measurement period is from Run to Reset the display is update
86. lay toC cente ete e a ORG RU RE RR EO UHR ced 3 2 E Etfects ot Humidity en e RE RUE e NEN RUPEE tee DE ete A 2 Effects of Magnetic Fields ii n e I EAT SUR SERRE A 2 Effects of Mechanical Vibrations ene A 2 Effects of Temperature ic SR Aas th tete tetti A 2 E 2 Electrical Impedance eee 4 Erasing Files Stay RR RR RE EET 3 9 Erasme Set ps sie eve dat duit dati ure 3 10 External POWet oe hes Reip quce edet oie 8 4 External Power Connection eene 9 5 Larson sas Re RR OE ee SEU 9 5 Pinout ER e 9 5 Frequency Tang oret re L A a EAE 1 6 Frequency Weighting Curves ccccccessesssesseesecssessecceaeceeceseeseceseesecneeeeeeeeeaeeeaeeaeecaesaeeeaens A 7 Fa Flat 0 4 Hz to 100 HZ aaa a a a a h A 7 Eb Elat 0 4 Hz to 1260 Ez reor Re e RR u ayu ER Ree e ERO A 9 Fc Flat 6 3 Hz to 1260 Hz Wh and 0224 2 0000000000 WB Whole Body s eene aaan ana eanit A 15 We Wd Wj and Wk He e d eee eds A 13 Frequency weighting Selections venneien ae a E RS 1 8 G e etate EAE E Sasa 4 2 General Characteristics u y uyu teen
87. letters of the alphabet or numerals into the field To change an alpha numeric menu setting Step 1 Go to the menu item you wish to change 6 8 05 Getting Started 2 1 Step2 Press the Q key to place the HVM100 into the modify mode The selection will begin to blink Step 3 Use the and arrow keys to select a posi tion to modify Step 4 Usethe and W arrow keys to select the char acter you want in that position Step 5 Usethe and arrow keys again to move to the next position When you move to the next position the HVM100 will start you from where you left off i e if you entered an F in the first position when you move to the next position you will be starting from the F on that position Step 6 Hit the key or move to the next menu item to accept the change Anytime you have made a change the change will automatically be accepted even if you don t hit the check key You can accept the change just by moving to another section of the HVM100 2 2 HVM100 User Manual 6 8 05 Indexed Menu Function 6 8 05 The following is an example of how to make a change to an indexed menu item An item that has a specific list of choices Step 1 Go to the setting you wish to change Step 2 Press the key to place the HVM100 in the mod ify mode The selection will begin to blink Step 3 Usethe and B arrow keys to scroll through the selections in the menu Step 4 When y
88. ly found in the Start menu under Programs and in the Accessories folder 53 Paint Shop Pro gj Real Startup The Print Shop Command Prompt Tu SLM Upgrade SLM Upgrade Wizard 3 Windows Messaging QJ Windows NT Explorer 15 Administrative Tools Common us Adobe Adobe Acrobat Us Adobe Acrobat 4 0 CA GroupWise 5 Je HP 2000C Utilities Kodak Digital Science gl Larson Davis MEDIACOUSTIC Microsoft Reference Netscape Communicator fo NetWare Common Norton Antivirus QuickBeam Suite Startup WinZip Microsoft Access Microsoft Binder 25 Microsoft Excel Microsoft PowerPoint BY Microsoft Word 4 w Y Y gj Games Multimedia System Tools lij Calculator Character Z Chat 27 Clipboard Viewer Clock 8 Dial Up Networking E Imaging Notepad zxy Object Packager Paint y Phone Dialer Telnet C6 WordPad HVM100 User Manual b N AT amp T Mailht Jt CompuServe ht HVM100 ht a5 HyperTerminal HyperTerminal BBS ht MCI Mail ht 3 Microsoft BBS ht 58 Tomht 6 8 05 5 Select Hyperterminal from the menu A new nection dialog box will appear als soles e 6 8 05 Connection Description Printing 5 5 Step6 Enter a name and
89. mpleted all the entries press the key to return to the Tools menu You can now move onto the next header Header 2 by pressing the arrow key 3 12 HVM100 User Manual 6 8 05 Language Hint This setting is in the Tools menu To access the Tools menu press the TOOLS key and then use the arrow keys to navigate through the menu items NOTE To view each selection first press The HVM100 has the ability to display and print in several the key and then press the or different languages The choices are English Spanish Ital arrow key to scroll through each selec French German Portuguese Czechoslavakia and tion Dutch Below is an example of one of the language options The HVM100 can only store four dif ferent languages at one time Contact Larson Davis for information on available language packages Date and Time Hint This setting is in the Tools menu To access the Tools menu press the TOOLS key and then use the and arrow keys to navigate through the menu items NOTE To change the Date and Time The date and time functions can be set in this menu To set parameter press the key use the 3 the date and time go to this menu item Press the key and 0 arrows to select the desired You can now make changes just like the alphanumeric menu value and then use the and 6 items in the Header screens Once all changes have been arrows to move to the next position made press th
90. n calls for a measurement of the vector sum of all three axes gt In this directive 2 5 m s is specified as the action level and 5 0 the maximum allowable exposure limit 4 6 HVM100 User Manual 6 8 05 Printing The PRINT key is the most efficient method for download ing data from the HVM100 Pressing the PRINT key will cause the HVM100 to stream formatted ASCII text to the instrument s serial port connector External Power NOTE The print key only works if you are currently in the History or Data menu 6 8 05 Serial Port Input Connector Only the current data in the HVM100 can be printed To print a stored data file first recall the data file from memory using the recall key and then go through the printing process Printing 5 1 Printer Cables Printing to a Printer 5 2 There are three cables currently used for printing from the HVM100 CBL006 Serial interface cable used to print to a hyper terminal and also to a IBM serial printer CBL002 25 pin serial printer cable CBL091 9 pin serial printer cable used for HP Laser jet printers that have a serial interface Printing to a printer is the easiest way to download data from the HVM100 The printer must have a serial interface Some desktop laser printers will have a serial port on the back or serial port option available There are also some portable printers available that have a serial port The other dir
91. n if the batteries go dead for an extended period of time the stored setups and data will be retained 6 8 05 The Auto Store function in the HVM100 will allow you to store data over time The Store Time is the rate at which the data will be stored At the end of the store time the Auto Store function will store any history data that has been col lected as well as the overall data from all three channels and the sum channel The data will be stored as a file in the memory After the data is stored the instrument is reset Getting Started 2 7 NOTE To view each selection first press the key and then press the 0 or 4 arrow key to scroll through each selec tion 2nd History automatically and a new set of data is collected The limita tion on the memory is 100 files When the memory reaches the maximum number of files it will stop storing data There are three selections in the Auto Store menu The Auto Store is turned off with this setting The Auto Store feature will store each time the Store Time is reached This will continue until all file registers are full The Auto Store Autostop feature will allow you to take a fixed length measurement The Autostop feature will stop the meter when the Store time is reached just as if you had pressed the key Hint This setting is in the Setup menu To access the Setup menu press the SETUP key and then use the and amp amp arrow keys to navigate through the m
92. nd or have some other problem Check all connections cables and connectors This setting would be used to amplify the signal from a charge type accelerometer Display Units Hint This setting is in the Tools menu To access the Tools menu press the TOOLS key and then use the amp amp arrow keys to navigate through the menu items NOTE To view each selection first press The Display Units setting controls how data is displayed and the key and then press the or 4 printed by the HVM100 The HVM100 can display data in arrow key to scroll through each selec six different formats The selection of the display units will tion apply to all three channels and the sum channel All chan 3 2 HVM100 User Manual 6 8 05 NOTE The HVM100 uses reference acceleration of 10 m s velocity refer ence 10 m s displacement reference 10 or a reference of 10 m s velocity reference 10 m s displace ment reference 10 m to display acceleration velocity and displacement in dB units Please see the section in the RANGE key for details on changing the reference acceleration Integration nels will have the same units The choices m s cm s ft s in s g and dB Hint This setting is in the Tools menu To access the Tools menu press the TOOLS key and then use the and arrow keys to navigate through the menu items NOTE Integration is mathematical process of changing the d
93. ner frequencies at the frequencies listed in table 3 below When a frequency weighting is selected in the HVM100 Hand Arm mode or Whole Body mode the HVM100 automatically places both the weighting filter and the appropriate band limiting filter in the signal path Weighting Band Limiting Filter Wi 6 3 to 1250 Hz Wy Wa We Wi Wi 0 4 to 100 Hz WB Wg 0 8 to 100 Hz Introduction 1 9 100 User Manual 6 8 05 Getting Started This section will introduce you to the keypad and functional ity of the HVM100 Menu Navigation Navigating through the HVM100 s menus is similar to navi gating through other Larson Davis instruments The menus are arranged in lists The appropriate menu key is used to enter the menu and then the Up amp Down arrow keys are used to scroll through the menu When you come to a setting you want to change press Check key to enter the modify section of the menu You can now use the 0 Right and Left arrow keys to scroll through the options for that item After the appropriate selection is in the win dow use the Q Check key to select that setting This will place you back into the main menu where once again the Up and W Down arrow keys be used to navigate Alpha Numeric Menu Function The Alpha numeric menu screens include the Header screens and the Calibrator sensitivity screen These are set tings that require the user to enter
94. ng Description AC Weighted This will weight the output pin for the selected channel according to the weighting selected for that channel If Channel X has a weighting of Ws then the output pin for Channel X will produce a Ws weighted AC signal AC Band Limit This will weight the output pin for the selected channel according to the Band Limiting filter specified in chapter 1 for that channel For example if Channel X has a weighting of Wh then the output pin for Channel X will produce a band limited 6 3 to 1250 Hz AC signal rms This signal will be a DC voltage with a level proportional to the RMS level displayed on the 100 min This signal will be a DC voltage with a level proportional to the min level displayed on the 100 max This signal will be a DC voltage with a level proportional to the max level displayed on the HVM100 peak This signal will be a DC voltage with a level proportional to the peak level displayed on the HVM100 rms gt This signal will be a DC voltage with a level proportional to the RMS sum level displayed on the HVM100 min gt This signal will be a DC voltage with a level proportional to the min sum level displayed on the HVM100 max gt This signal will be a DC voltage with a level proportional to the max sum level displayed on the HVM100 peak gt This signal will be a DC voltage with a level
95. nt to a usable low impedance voltage signal which can be readily transmitted over ordinary 2 wire or coaxial cables to any voltage readout or recording device The low impedance signal can be transmitted over long cable distances and used in dirty field or factory environments with little signal degradation NOTE The HVM100 has built in Charge mode sensors output a high impedance electrical power supplies and charge amplifiers charge signal that is generated by the piezoelectric This will allow the HVM100 to interface sensing element This signal is extremely sensitive to directly with ICP or charge transduc corruption from environmental influences To conduct ers and eliminates the need for external accurate measurements it is necessary to condition this signal conditioning signal to a a low impedance voltage before it can be input to a readout or recording device A charge amplifier or in line charge converter is generally used for this purpose The final way to use the input of the HVM100 is through the direct input This would require the use of some kind of external signal conditioning unit An external source of ICP power or an external charge amplifier The next item to consider is the sensitivity of the transducer The sensitivity of the accelerometer will depend on the application being performed If the application is a high level application a low sensitivity should be selected For 6 8 05 Int
96. oftware or printing to a Hyperterminal connection 6 8 05 Connections on the HVM100 9 3 Transducer Connection The transducer connection is the input connection into the HVM100 It is located on the top of the HVM100 case The connector used is standard 4 pin LEMO connector Pinout The pinout is a follows Description 1 Z Axis input 2 Y Axis input 3 X Axis input 4 Ground 9 4 HVM100 User Manual 6 8 05 External Power Connection The HVM100 can also operate on 7 to 30 Volts DC external power The external power connector is on the top of the HVM100 Pinout The connector pinout is as follows Positive Negative Positive Negative Larson Davis Adapter The power supply normally used with the HVM100 is the Larson Davis PSA027 This is a switching power supply that will operate on 90 to 260 Volts AC returning 12 Volts DC 6 8 05 Connections on the HVM100 9 5 AC DC Output Connector AC output is useful for frequency analysis by an external analyzer or for recording in a tape recorder The DC output is useful for a chart recorder or to measure the voltage pro portional to the RMS or peak value The DC output is updated according to the averaging time If the averaging time is set to slow the signal on the DC output pin for the selected channel will be updated once per second If the averaging time is set to 60 seconds the signal on the DC output pin
97. once per second If the averaging time is set to 60 seconds the signal on the DC output pin for the selected channel will be updated once every 60 seconds Example Chart recorder output monitoring the DC output with an averaging time of 60 seconds The AC DC output connector is a 5 pin switchcraft connec tor located on the bottom edge of the instrument The pinout is as follows Tools Menu 3 5 Description 1 Ground 2 X Axis AC DC Output 3 Y Axis AC DC Output 4 No Connection 5 Z Axis AC DC Output The signal that is output on each pin is selectable for each channel The selections are the same for each channel We will list the X channel selections however the available selections will be the same for all operating modes as well The AC output will produce a signal from 0 0 5 Volt RMS The scale of the DC output is typically 5 mV dB The level Typically varies between 0 Vdc to 1 0 Vdc 3 6 HVM100 User Manual 6 8 05 ACIDC Output Settings The weighting filters work Junction with the bandlimiting filters See page 1 7 ACIDU Output X Weighted AC ACT BC Output X AC AC DC Output X DC s Output X Bee aan AC UC Outpt X Max Dutput X DC peak AC DC JOWUtput 2 DC rma AC DC DWEpub X DCs De Output x DOC max AC DC Output x DC peak x main gt 6 8 05 Setti
98. options tions are Whole body Hand Arm or Vibration These options and the frequency weight ings associated with those options will not be available unless they are pur chased 6 8 05 Getting Started 2 5 Averaging Time Hint This setting is in the Setup menu To access the Setup menu press the SETUP key and then use the and amp amp arrow keys to navigate through the menu items NOTE An exponential detector is defined as a detector that maintains a moving average of the signal The only exponential detector in the HVM100 is the Slow detector This detector will begin by taking a I second average As time moves the exponential detector will discard the first part of the average as the next part is collected A linear detec tor will take the signal and average over the averaging time and then start over All previously collected samples are dis regarded in the new linear average Time History Settings NOTE To view each selection first press the key and then press the 0 or arrow key to scroll through each selec tion The averaging time refers to the amount of time data is col lected and averaged before a new average is started The selections are Slow 1 sec 2 sec 5 sec 10 sec 20 sec 30 sec and 60 sec The Slow response is a 1 second exponential detector while the others are linear repeat type averages The averaging is the same for all Operating modes The Averaging time is also used to
99. otes 6 8 05 19 1 Under Range 2 The noise floor is below the measure ment range of the analog to digital converter 2 The data in the above table was obtained by electrically testing the 100 Vibration Fb Fc Ws Direct Charge 1000pF Noise Noise RMS Floor Floor Range dBu V dBuV 0 64 60dB 38dB 64 60dB 38dB 64 60dB 38dB 74 134 99 137 74 134 99 137 74 134 99 137 20dB 44 60dB 38dB 44 60dB 38dB 44 60dB 38dB 54 114 79 117 54 114 79 117 54 114 79 117 40dB 30 54dB 32dB 30 54dB 32dB 30 54dB 32dB 40 94 65 97 40 94 65 97 40 94 65 97 60dB 23 41dB 19dB_ 23 41dB 19dB_ 23 41dB 19dB 33 74 58 77 33 74 58 77 33 74 58 77 Notes 1 The data in the above table was obtained by electrically testing the HVM100 A 20 HVM100 User Manual 6 8 05 Hand Arm Wh Direct Charge 1000pF Noise Noise RMS Floor Floor Range dBuV dBuV dBuV 0 dB See 60 dB 38 dB See 60 dB 38 dB See 60 dB 38 dB Note 1 74 134 99 137 Note 1 74 134 99 137 Note 1 74 134 99 137 20 dB See 60 dB 38 dB See 60 dB 38 dB See 60 dB 38 dB Note 1 54 114 79 117 Note 1 54 114 79 117 Note 1 54 114 79 117 40 dB See 60 dB 38 dB See 60 dB 38 dB See 60 dB 38 dB Note 1 34 94 59 97 Note 1 34 94 59 97 Note 1 34 94 59 97 60dB 10 54dB 32dB 10 54dB 32dB 10 54dB 32dB 20 74 45 77 2
100. ou come to the selection you desire stop scrolling Getting Started 2 3 Step 5 To accept the change either hit the key or move to the next menu item or to another part of the HVM100 Key Board Functions The keyboard on the front of HVM100 is the main inter face to the instrument The keyboard consists of 11 dedi cated function keys 4 arrow keys and the check key LARSON DAVIS 00 STORE HISTORY DATA RUN x Jor RESET SETUP RANGE TOOLS In the following section we will describe the functionality and selections associated with each key 2 4 HVM100 User Manual 6 8 05 SETUP key places you into the Setup menu This menu is used to set general system parameters such as operating mode and frequency weighting The selections available in the Setup menu are described below The Setup menu is a circular menu You can scroll through and return to the top by continuously pressing 5 arrow key Mode Selection Hint This setting is in the Setup menu To access the Setup menu press the SETUP key and then use the and amp amp arrow keys to navigate through the menu items NOTE To view each selection first press the key and then press the or 4 arrow key to scroll through each selec tion NOTE The Hand Arm and Whole body This section is used to set the operating mode The selec modes are separate purchased
101. play press amp arrow key once to get to the Calibrate Y display and press the W arrow key again to get to the Calibrate Z display NOTE If the integration setting 1s set to single or double the HVMIOO will not calibrate using calibrator Specifically the Cal Level Calibrate X Calibrate Y Calibrate Z menu items will not be displayed Hint This setting is in the Range menu To access the Range menu press the RANGE key and then use the and arrow keys to navigate through the menu items 4 4 Another method of calibrating the 100 is to use the published sensitivity of the accelerometer This 15 accomplished through the Sensitivity menu item HVM100 User Manual 6 8 05 NOTE change the Sensitivity eter press the key use the and arrows to select the desired value and then use the arrows to move to the next position Once all posi tions are set press the Q key or move to any other part of the HVM100 to accept the entry Reference Acceleration To enter the sensitivity of the accelerometer go to the menu item for the desired channel Press the 7 key to enter the change menu use the D and 4 arrow keys to select the position you wish to change and the and arrow keys to change the characters When the correct sensitivity has been entered press the key to confirm the change The entry procedure is the same for all channels and the screens will look the s
102. plitude Linearity lt 1 lt 1 lt 1 Transverse Sensitivity lt 5 lt 5 lt 5 Strain Sensitivity g us 0 001 0 001 0 001 Excitation Voltage VDC 20to 30 20 to 30 20 to 30 Constant Current mA 2 to 20 2 to 20 2 to 20 Output Impedance ohms lt 100 lt 200 lt 200 Output Bias VDC 8 to 12 8 to 12 8 to 12 Discharge Time Constant sec 1 0 to 2 0 1 0 to 2 0 lto3 Sensing Element Type Ceramic Ceramic Ceramic Element Configuration Structure Shear Shear Shear Electrical Connector type location 4 Pin side 4 Pin side 4 Pin side Housing material sealing Titanium Hermetic Titanium Hermetic Aluminum Epoxy Mounting Thread size 10 32 Female 10 32 Female 10 32 Male About the HVM100 The HVM100 is a powerful all digital vibration analyzer It features simultaneous 3 channel measurements small light weight design easy to read display portability utilizing 2 AA batteries 115 2 kbps RS 232 interface three modes of 6 8 05 Introduction 1 7 Modes of Operation operation Hand Arm Whole Body and Vibration and the capability to display and print text in a variety of languages The HVM100 is divided into three modes of operation The standard mode is the vibration mode This is the mode included with the instrument The other
103. ppears under the menu the 100 multiplies the instantaneous acceleration for each channel by a scaler fac tor sometimes called a k factor The HVM100 allows the user to select a different k factor for each channel The default setting is 1 00 however some applications may require different settings The applications that require the Sum Factor to be altered are specified in certain ISO standards If you are not trying to measure according to any specific standard the appropri ate setting for this parameter is 1 00 Hint This setting is in the Tools menu To access the Tools menu press the TOOLS key and then use the and amp amp arrow keys to navigate through the menu items 3 4 HVM100 User Manual 6 8 05 NOTE To view each selection first press the Q key and then press the arrow key to scroll through each selec tion 6 8 05 The AC DC outputs on the HVM100 are independent and simultaneous for all three channels First we will discuss the output in general and then give the specific settings for the AC DC outputs AC output is useful for frequency analysis by an external analyzer or for recording in a tape recorder The DC output is useful for a chart recorder or to measure the voltage pro portional to the RMS or peak value The DC output is updated according to the averaging time If the averaging time is set to slow the signal on the DC output pin for the selected channel will be updated
104. r See appendix A for a complete listing of the HVM100 s measurement range This setting is in the Range menu To access the Range menu press the RANGE key and then use the and arrow keys to navigate through the menu items 6 8 05 The calibrate screens are used to calibrate individual channels using a calibrator attached to the accelerometer To calibrate the with the accelerometer s published sensitivity see the next section in this manual To calibrate Range Menu 4 3 During stabilization i e after the Q key has been pressed once the calibration can be cancelled by pressing the on off key NOTE After a given channel has been calibrated using the shaker type calibra tor the HVM100 calculates the sensitive ity of the attached accelerometer To view the sensitivity please see the next section in this manual Sensitivity X Y Z Step 1 Enter the menu for the channel you wish to cali brate Step 2 Make sure the transducer for channel X is firmly attached to the calibrator Step 3 Start the calibrator Step 4 Press the key on the HVM100 The screen will start to flash values When the level of your cali brator appears in the screen and the reading is sta ble press the Q key again This will calibrate channel X of the 100 Repeat the procedure for the channels Y and Z The Calibrate Y and Calibrate Z displays are located just below the Calibrate X display From the Calibrate X dis
105. r were not consid ered E 8 HVM100 User Manual 6 8 05 APPENDIX Warranty Customer Satisfaction Total Customer Satisfaction Larson Davis Inc LD guarantees Total Customer Satisfaction If at any time you are not completely satisfied with any LD product LD will repair replace or exchange it at no charge except as otherwise provided in this Limited Warranty The employees of LD strive to provide superior unmatched customer service Should you find yourself dissatisfied with any LD product for any reason consult a LD Application engineer or local representative distributor to discuss your situation B Purchase Price Refund Limited Warranty LD warrants to the original purchaser the Buyer that unless otherwise expressly specified in writing by a LD officer all LD products shall be free of defects in material and workmanship for a period of two 2 years from date of original purchase In furtherance of LD s commitment to Total Customer Satisfaction LD will for a period of one 1 year from date of original purchase refund 100 of the customer s purchase price for any LD product with which the buyer is not completely satisfied subject to the exceptions contained in Paragraph J of this Limited Warranty The option of a refund may be selected during this one 1 year period in lieu of repair replacement or exchange of the product Extended Labor Warranty In furtherance of LD s commitment to Total Customer Satisfact
106. ration 0 210 100 dete e a e EI Idein ses 1 8 Eb 0 4 Hz to 1250 Hz que ebrei eh HR PO EE ne 1 8 Wis SEVERITY e i ERE UNE GR QU GIO UR IR C Ts 1 8 Vibration Mode ROBERT IRIS RE 2 9 VibrationFc 6 3 Hz to 1250 Hz n ener ener nennen 1 8 Viewing Data xoci atas eie ei eret ct eO o HERI S ad E 7 1 Viewing Dime History en eret rere tats u ee e PU REIR S 7 6 Warranty ER ERE ERR CETUR TIER F 1 Weight iere Sana ee tes tete tH OR tec em ete odis EE gens A 3 Whole Body WB We Wd We Weg Wy WE q mn ama nm auinieat dd next op pg 1 8 Whole Body Weighting Mode 2 2 1 20 0 1000000000000 ener enne 2 10 6 Index 6 8 05
107. ribe how to take a measurement and view the data on the display of the HVM100 Run Stop Key The Run Stop key is used to start and stop the measurement There are several screen indicators that will appear as this key is pressed Screen Definition Symbol Run Indicator Also indicates the level of the input signal coming into the HVM100 The bar graph is E drawn in approximately 5 dB steps Under Range Indicator Stop Indicator Indicates that the HVM is not running Latching Overload Indicator Run Interrupted Indicator Overload Detection When an overload occurs on the 100 the meter will perform three functions for the overloaded channel 6 8 05 Taking Measurements Viewing Data on the HVM100 7 1 The 100 indicates when an overload is currently occurring on any of the three inputs The HVM100 flashes the following screen The 100 uses an to indicate that an overload has occurred since the last reset The is displayed on all channels regardless of which channel was overloaded The Amp value on the overload channel will display OVER Short Term values like Arms Peak Time History values etc will be reported as OVER whenever an overload cor rupts these values Under Range Indicator The under range indicator will replace the bar graph run indicator whenever the channel currently displayed is under range The under range indicator like the
108. roduction 1 5 NOTE Transverse sensitivity is also something to be considered Transverse sensitivity is defined as The unwanted output signal of a motion sensor when subjected to motion perpendicular to the sensitive axis usually expressed as a per cent of the normal axis sensitivity For example if you are using tri axial accelerometer and place an input signal on the Z axis your X axis could also be reading a level even though there is really no x axis signal present low level applications a high sensitivity accelerometer should be used The resonant frequency of the transducer should also be con sidered The resonant frequency is defined as the frequency at which the structure will readily vibrate For accelerome ters there 15 one frequency where the accelerometer will vibrate much easier that at other frequencies At this point the reading will be very high and could overload the input of the HVM100 However for most of the recommended accelerometers the resonant frequency is well above the upper limit of the 100 and will subsequently be masked out by the low pass filter on the HVM100 If the res onant frequency becomes an issue it is recommended that an external mechanical filter be used Frequency range is the next thing to take into consideration Most recommended accelerometers will have a frequency range sufficient for use with the 100 See the fre quency response tables appendix A and graphs app
109. s C Force incoming data to 7 bit ASCII Wrap lines that exceed terminal width Configure the items as shown above and press OK to close the ASCII dialog box Press OK to close the Properties window Left click Transfer box which will open the following dialog box 100 HyperTerminal File Edit View Call D Transfer Send File Receive File Capture Text Send Text File 9 sa Capture to Printer Highlight Capture Text and left click 5 14 HVM100 User Manual 6 8 05 6 8 05 This will open the following menu Capture Text Folder C C Temp Hvwt00 Use the Browse function to identify the file into which you want the data transfered and press Start After the connection has been established press the PRINT key on the HVM100 LARSON DAVIS HVM100 pes eoo STORE HISTORY DATA o eee ON OFF SETUP RANGE TOOLS Printing 5 15 Left Transfer highlight Stop the drop down menu and left click 100 HyperTerminal Edit Cal BGEA Help 1 3 5 Send File 4 Receive File e 1 Send Text File Pause Capture to Printer The data can now be found as a Test file in the folder designated for saving the transfered file HVM100 User Manual 6 8 05 D testi TXT Notepad File Edi Format View Help Larson Davis 100 SN 04018 rev 1 20 00000000
110. s are all set The 3 least significant bits of each byte are used to commun micate status information as shown below Bytel xxxxxnnn Byte2 xxxxxnnn Byte3 xxxxxnnn Run HVM100 returns OK for valid command M2 Stop HVM100 returns OK for valid command M3 Reset HVM100 returns OK for valid command M4 n Store Setup HVM100 will store the current setup in the setup register n 0to9 indicated by n 0 is default Returns OK for valid com mand C 12 HVM100 User Manual 6 8 05 Command Description Notes 5 Recall Setup 100 will recall the setup indicated by n 0 is default n 0 to 99 Returns for valid command Returns NO if a setup has never been stored in the nth setup location M6 n Store File 100 will store a file in the location specified by n 0 is n 0 to 99 default Returns OK for valid command M7 n Recall File HVM100 will recall the file specified by n 0 is default n 0 to 99 Returns OK for valid command Returns NO if a file has never been stored in the nth file location Returns NA if the file location is not available i e less than 0 or greater than 99 M8 n File Empty HVM100 will respond as to whether or not the file indicated n 0 to 99 by n 0 is default is empty 1 full 0 empty M9 Reserved M10 Print HVM100 will print report M11 Battery HVM returns current batt
111. s test is taken at 20 C and 36 relative humidity RH the input signal is at 79 6 Hz The RMS level varies 0 5 dB when the complete instru ment is tested over the 30 to 90 RH range This test is performed at 40 C with an input signal of 79 6 Hz Permanent damage can occur when stored or operated above 60 C or below 20 C Condensation of moisture will make readings inaccurate When condensation dissipates readings should return to normal The RMS level varies 0 5 dB when the complete instru ment is tested in an 80 A m 60 Hz magnetic field worst case orientation The instrument meets the specifications for susceptibility to vibration in accordance with ISO 8041 1990 E section 7 1 At power on allow the instrument to stabilize approxi mately 20 seconds prior to performing any measurements When changing from one type of input Direct Charge ICP to another or when changing the instruments gain set tings allow 10 seconds of stabilization time prior to per forming a new measurement 1 2 Mega Byte Memory HVM100 User Manual 6 8 05 Communications Digital Display Real time Clock Calendar Run time Clock Power Supply Dimensions Weight 6 8 05 Capable of storing 100 files and 10 setups 2 minute typical data retention for clock during battery change RS 232 Serial Interface Maximum Data Rate 115 000 bits per second 2 line 32 digit 7 segment LCD display Full ASCII charac
112. screen file registers have now been cleared Hint This setting is in the Tools menu To access the Tools menu press the TOOLS key and then use the and amp amp arrow keys to navigate through the menu items The HVM100 has the ability to store 10 setups internally in the memory This is accomplished as explained later in the manual by pressing the STORE key while in the setup menu The Erase Setups command is used to clear all of the stored setups from the setup registers HVM100 User Manual 6 8 05 clear all setups NOTE To view each selection first press Step 1 Go to the Erase Setups menu item the key and then press the or 4 arrow key to scroll through each selec Step 2 The following screen will appear Press the key tion The No will start to flash Press the key to change the screen to Yes Step 3 The following screen will now be showing and the Yes will be flashing Press the Q key to erase the setups Step 4 After pressing the Q key the screen displays the following message The display will return to the Erase Setups screen after about 3 to 10 seconds Setups have now been cleared from the setup registers Header 1 2 3 Hint This setting is in the Tools menu To access the Tools menu press the TOOLS key and then use the and arrow keys to navigate through the menu items The HVM100 has 3 Heading information screens This will allow you to
113. splay a series of dashes for the value NOTE The Short Term Crest factor CF is not calculated if the Averaging Time setting is SLOW 7 8 HVM100 User Manual 6 8 05 CHAPTER Powering the HVM100 Batteries The HVM100 operates on 2 AA batteries See Appendix for information on typical battery life Checking the Remaining Battery Voltage The battery voltage can be viewed from the data menu by pressing the key The following screen will be displayed When the batteries have approximately five minutes of life remaining the HVM100 will begin flashing a letter in the upper right corner of the display Installing New Batteries To install new batteries in the HVM100 6 8 05 Powering the HVM100 8 1 8 2 Step1 Remove battery cover from the side of the case Step 2 Remove old batteries HVM100 User Manual 6 8 05 Step 3 Arrange new batteries according to diagram on the inside of the case Make sure polarity of the batter les is correct Step 4 Gently push the new batteries the case while pushing the battery cover over the battery opening 6 8 05 Powering the HVM100 8 3 Using External Power The HVM100 can also operate on 7 to 30 Volts DC external power The external power connector is on the top of the HVM100 External Power Serial Port Input Connector The power supply normally used with the HVM100 is the Larson Davis PSA027 This is a switching
114. t EUN ea eos att suede 3 11 GUAGE ERE 3 13 Date and Time ise ei hie eel aa i ee u aga gs 3 13 Range Menu 4 1 heridas EE 4 1 Amo RIN E 2 E 4 1 Gan X Y Zamaa a RIO e u eis 4 2 4 3 Calibrate X gt Y Z eec Ree eie 4 3 Sensitivity X Ya Zi s cone e E RR a e RR 4 4 Reference Acceleration xir Dente eO E PE a rq 4 5 Hand Arm Exposure Action Value sss 4 6 Printing 5 1 Printer Cables 42 teer er ER C n ONE CE 5 2 Printing toa Printet sui ERR ER ER Ee RT 5 2 Printing to a Windows Hyperterminal eese 5 3 Storing and Recalling Data Files and Setups 6 1 STORE Key tno eo ence teh eo ce sica eite tede pr REED 6 1 Storing a te EG Ree 6 1 Storing a Ellen aasan I RO eem een 6 4 Temporary Data Storage File Register 00 sse 6 5 Data Storage File Registers 01 thru 99 6 6 Preserving the File Counter At Power Off 6 6 6 7 Recalling a Setup iiec ei IR eee a Ae te ttes 6 7 Recalling Setup Register SO at Power On 6 10 Recalling a eere Ori SER ND HN 6 10 Taking Measurements Viewing Data on the HVM100 7 1 Run Stop Key a zio edi ut te eu Ree ee AA RT 7 1 Overload Detection uie iios ea RR DEVO 7 1 Under Range Indicator 2 2 2 21 1
115. tage i e the voltage 1g If the DC output is set for rms min or max the reference voltage is the voltage 1g rms If the DC output is set to peak the reference voltage is the voltage 1g peak DC Output For all of the Analog AC and Analog DC outputs the output impedance of the HVM100 is 475 ohms For minimal error connect to instruments with an input impedance of greater than 100 000 ohms when making AC or DC output measure ments DC output sensitivity 5 mV dB typical The level varies between 0 Vdc to 1 0 Vdc Since the sensitivity is fixed at approximately 5 mV dB the DC output signal is not affected by the user s selection for display units or the user s selection of the dB reference value i e 10 m s or 10 m s 6 8 05 Output AC Output Gain Gain Setting RANGE INPUT Maximum Signal Maximum Signal Level The DC output is tied directly to the rms min max and peak values measured by the HVM100 therefore the DC output signal is not available if the instrument has been RESET If the instrument is In a RESET condition the DC output level will be at approximately 300 mV The DC output range covers the entire measurement range of the HVM100 In other words the DC output signal level is not affected by the gain settings The maximum signal produced by the AC output is approxi mately 0 5 Vrms However the maximum input level mea surable by the 100 is approximat
116. ter set 0 1 dB resolution Accuracy 0 02 10 C to 50 C 24 hour clock hh mm Year 2000 Compliant One second resolution Format hh mm ss Maximum run time 99 59 59 Operates with 2 AA alkaline batteries Typically operates for 12 hours Charge Direct modes Battery life is reduced to approximately 4 hours when using ICP accelerometers External Power 7 30 volts DC Width 3 25 inches 8 3 cm Length 6 0 inches 15 2 cm Depth 1 0 inches 2 5 cm Weight 9 8 ounces 279 grams including batteries Declaration of Conformity Larson Davis Inc Declares that Product Name Human Vibration Meter Model HVM100 in accordance with the following directives 89 336 The Electromagnetic Compatibility Direc tive and its amending directives has been designed and manufactured to the following speci fications EN 50081 1 1992 Electromagnetic compatibility Generic emission standard Part 1 Residential commer cial and light industry EN 50082 2 1995 Electromagnetic compatibility Generic immunity standard Part 2 Industrial environ ment Outputs The output impedance 1s 475 ohms for all of the Analog AC and Analog DC outputs For minimal error use instrument with a greater than 100 000 ohm input impedance when making AC or DC output measurements Transducer Electrical Impedance During electrical testing the following circuits were used in place of the transducer 4
117. urements Viewing Data on the HVM100 7 5 Viewing Time History with 2nd History turned If the 2nd history selection is turned on the History buffer will alternate between RMS and Peak values for each record 7 6 HVM100 User Manual 6 8 05 Data Key NOTE To view each selection first press DATA key is used to view the overall data being gath the Q key and then press the ered by the instrument There are 8 screens available in the 4 or arrow key to scroll data menu To scroll through the menu use the and through each selection arrow keys To view other channels use the P and arrow keys The screens are formatted as follows Data Presented Screen appearing on the HVM100 Top screen reports Time and Date It will also report the last recalled setup or data file name which ever was more recent 2nd screen reports detector and averaging time on first line RMS level units frequency weighting and channel on second line A acceleration 3rd screen reports minimum level on first line and max imum level on second line Frequency weighting and channel are also reported 4th screen reports Peak level on first line and the long term maximum peak level on the second line Frequency weighting and channel are also reported 5th screen reports the long term average that runs from run to reset and averaging time on first line Value units frequency weighting and channel on the second line
118. y weighting and band limiting settings single and double integration dis played data in a variety of units and independent AC or DC outputs for all 3 channels simultaneously We invite you to read this manual to obtain the best results from your HVM100 This manual has 9 chapters and 5 appendices covering the following the topics Chapter 1 Introduction In this chapter we will discuss the functionality and capabil ities of your HVM100 We will also go into detail with regards to frequency weightings and screen and menu func tionality Chapter 2 Getting Started This chapter will describe in detail the functionality and selections contained in the Setup menu Introduction 1 1 1 2 Chapter 3 Tools Menu This chapter will describe detail the functionality selections contained in the Tools menu Chapter 4 The Range Menu This chapter will describe in detail the functionality and selections contained in the Range menu This includes cali bration of the HVM100 Chapter 5 Printing This chapter will describe how to download data from the HVM100 Chapter 6 Storing and Recalling Data Files and Setups This chapter will describe in detail how to store data and setup information in the HVM100 s on board memory Chapter 7 Taking Measurements Viewing Data on the HVM100 This chapter will describe in detail how to use the Run Stop key to take measurements and how to view that data on the

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