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FT3432

SOUND LEVEL METER

Instruction Manual

Feb. 2017 Revised edition 3

FT3432A981-03 17-02H

www.

GlobalTestSupply

.com

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Summary of Contents for FT3432

Page 1: ...EN FT3432 SOUND LEVEL METER Instruction Manual Feb 2017 Revised edition 3 FT3432A981 03 17 02H www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com...

Page 2: ...s contact your dealer or Hioki representative Confirm that these contents are provided FT3432 Sound Level Meter 1 WS 14 Windscreen 1 NL 27 089 Silicon cover 1 VM 63 017 Hand strap 1 NL 27 014 Windscre...

Page 3: ...perly This messages do not have to do with safety This product can be used in any areas including resi dential areas To conform to the EU requirement of the Directive on Waste Electrical and Electroni...

Page 4: ...d data 19 Initializing 20 Specifications 21 Description for IEC 61672 1 26 IEC61672 1 JIS C 1509 1 Frequency Response 37 Reference incidence direction and reference point position 39 Frequency Respons...

Page 5: ...batteries if the unit is not to be used for some time When disconnecting cables always hold the plug and do not pull the cable To clean the unit use only a dry cloth or a cloth lightly moistened with...

Page 6: ...t and preamplifier are a single unit so it is not possible to extend the microphone This unit has the following two level ranges Wide range This measures the range between 30 and 137 dB and allows sim...

Page 7: ...t screen and processing screen Also used to change setting values in the calibration screen menu screen and recall screen A C CAL key This key selects the frequency weighting characteristics calibra t...

Page 8: ...xternal equipment AC monitor output connector An AC signal weighted with frequency weighting characteristic Z is output here constant output when an AC monitor output cable is connected Connect the un...

Page 9: ...t cover on the rear of the unit 2 Insert two size AAA IEC R03 LR03 batteries into the battery compartment Insert correctly as indicated in the compartment 3 Replace the battery compartment cover Rear...

Page 10: ...ailure between the contacts and the batteries Battery life at 23 C using wide range Manganese batteries approx 3 hours Alkaline batteries approx 9 hours Battery life will be reduced by 20 when a DC ou...

Page 11: ...so we recommend attaching the fall out pre vention rubber Be sure to follow the instructions in the fol lowing diagram when attaching or detaching the fall out prevention rubber Turning it in the oppo...

Page 12: ...al connector when the silicon cover is fitted You can attach the hand strap to the silicon cover strap mount FT 34 32 SO UN D LE VE L ME TE R ST AR T ST OP M OD E A C CA L PO WE R ME NU SOUND LEVEL ME...

Page 13: ...rap as shown below Note Attach the hand strap to the silicon cover if you have fitted the unit with the silicon cover Strap mount Hand strap When you have not fitted the silicon cover POWER When you h...

Page 14: ...bility to act as a DC out connector and an AC monitor output connector but it can perform only one of these functions at a time FT3432 SOUND LEVEL METER START STOP MODE A C CAL POWER MENU External con...

Page 15: ...g characteristic C External calibration Internal calibration Recall screen Startup Power on A C CAL key Pressing the MODE key in the measur screen changes the display in the follo Lp Leq Lmax LE LCpea...

Page 16: ...ing order Lp Leq Lmax LE LCpeak Lp LCpeak only appears when peak range is selected Press and hold the A C CAL key Press and hold the A C CAL key Menu screen Range setting A C CAL key A C CAL key A C C...

Page 17: ...Measurement time Measurement time The measurement time set in the menu screen see state transi tion diagram page 11 Elapsed time The amount of time elapsed since processing started Address number The...

Page 18: ...stics selected in the menu screen Processing result symbol Shows the relevant symbol for the displayed processing result Leq Lmax LE or LCpeak Frequency weighting characteristics Change with the A C C...

Page 19: ...ART STOP key to start the processing The processing mark flashes during processing Additionally pressing the MODE key switches the display to show processing results Lp Leq Lmax LE or LCpeak made up t...

Page 20: ...A C CAL key to switch to the sound calibration screen Attach the microphone to NC 74 or NC 72A and turn NC 74 or NC 72A on Wait at least 30 seconds then press the START STOP key Down or MODE key Up t...

Page 21: ...rocessed Peak Measurement range 65 to 137 dB LCpeak can be processed Even if the frequency weighting characteristic is A LCpeak is processed as C When wide range is selected Flashes every 0 5 seconds...

Page 22: ...hold the A C CAL key to return to the measurement screen Flashes every 0 5 seconds Setting measurement time Press the START STOP key or the MODE key to select the following settings 1 m 1 minute 5 m 5...

Page 23: ...nter sleep mode The unit will not enter sleep mode in the following situations even if no key is pressed for 10 minutes If the processing screen calibration screen recall screen or menu screen is disp...

Page 24: ...k range is selected Measurement time Elapsed time Address Shows that this is the recall screen Level range scale The bar graph is not shown Measurement result appears if no data has been stored Press...

Page 25: ...een appears again Press the A C CAL key to cancel the operation and return to the recall screen Initializing Power the unit on while pressing the START STOP key and the settings in the unit are initia...

Page 26: ...cted Measurement times 1 minute 5 minutes 10 minutes or 1 hour Microphone 1 2 inch electret condenser microphone Model UC 52 Sensitivity 33 dB 3 dB re 1 V Pa Measurement level range Wide range A weigh...

Page 27: ...1 kHz 93 9 dB Using NC 72A 250 Hz 114 0 dB Windscreen Conforms to JIS C 1509 1 class 2 and JIS C 1516 class 2 IEC 61672 1 class 2 even when the windscreen is attached Display TN positive display refl...

Page 28: ...IEC R03 LR03 batteries Power consumption Approx 80 mA when operating at 3 V Approx 30 in sleep mode Battery life at normal temperature Wide range Approx 9 hours using alkaline batteries Approx 3 hour...

Page 29: ...ght Approx 105 g 3 7oz including bat teries Supplied accessories Windscreen WS 14 1 Hand strap VM 63 017 1 Windscreen fall out prevention rubber NL 27 014 1 Silicon cover NL 27 089 1 Carrying Case 975...

Page 30: ...L METER START STOP MODE A C CAL POWER MENU 23 5 120 63 Front View Rear View Right Side View Left Side View Dimensional Drawings Unit mm www GlobalTestSupply com Find Quality Products Online at sales G...

Page 31: ...2 1 c 9 2 5 b UC 52 Power on and off Measurement Calibration 5 1 7 Mounting of microphone 9 2 1 b Attachments 5 1 8 Identification of computer soft ware N A 5 1 10 Description of frequency weight ings...

Page 32: ...ce of dummymicrophone 19 pF Tolerance 3 pF 5 1 16 Highest SPL and Peak Peak input voltage without causing damage 9 3 i 150 dB 28 Vp p 5 1 17 Characteristics of each indepen dent channel to be describe...

Page 33: ...evels 9 3 d Tab 2 Adjustment data for sound cali brator 5 4 Frequency weightings 5 4 12 Frequency response toler ances of optional frequency responses 9 2 2 c N A 5 5 Level linearity 5 5 9 A C and Z w...

Page 34: ...C sound level 5 12 1 Nominal range of LCpeak at for each level range 9 2 2 i Specifications 5 14 Thresholds 5 14 Operation of user selectable thresholds 9 2 5 l N A 5 15 Display 5 15 2 Description of...

Page 35: ...iming facilities 5 17 1 Procedure to preset the integra tion time time of the day 9 2 5 g N A 5 17 2 Statement of the minimum maximum integration time 9 2 5 h N A 5 18 RF emissions and power supply di...

Page 36: ...2 Note Measurement when static pres sure is 85 kPa Calibration and measurement per formed in this en vironment using Sound Calibrator NC 74 or NC 72A 6 5 2 Degradation of functions by electrostatic d...

Page 37: ...nfiguration including windscreen 5 1 4 5 1 7 Refer to 5 1 4 Refer to 5 1 7 9 2 1 c Models of microphones 5 1 6 Refer to 5 1 6 9 2 1 d Required microphone cable to conform N A 9 2 1 e Characteristics o...

Page 38: ...software to operate the SLM 5 1 8 Refer to 5 1 8 9 2 2 k Design goals and tolerances for quantities which are not in the standard T weight 10 ms LAIeq N A 9 2 3 Power supply 9 2 3 a Battery types batt...

Page 39: ...e instrument case and operator 5 1 6 5 2 4 5 2 5 Refer to 5 1 6 Refer to 5 2 4 Refer to 5 2 5 9 2 5 c Recommendation for selecting optimum level range 5 1 12 Refer to 5 1 12 9 2 5 e Initial time inter...

Page 40: ...e ranges including microphone Averaging time 30 s 5 6 1 Refer to 5 6 1 9 2 5 p Characteristics of AC and DC output 5 16 1 Refer to 5 16 1 9 2 6 Accessories 9 2 6 a Effect of windscreen direc tional re...

Page 41: ...g Dummy microphone Design goal and tolerance 5 1 15 Refer to 5 1 15 9 3 h Self noise at the more sensitive ranges with microphone and with dummy microphone 5 6 1 5 6 3 Refer to 5 6 1 5 6 3 9 3 i High...

Page 42: ...1 0 1 0 2 1060 1059 3 0 0 0 3 0 0 0 3 0 0 0 3 0 3 1120 1122 0 0 0 0 3 0 0 0 3 0 1 0 2 0 3 1180 1188 5 0 0 0 3 0 0 0 3 0 0 0 3 0 3 1250 1258 9 0 0 0 3 0 0 0 3 0 1 0 2 0 3 1320 1333 5 0 0 0 3 0 0 0 3 0...

Page 43: ...6 0 1 0 3 0 4 0 1 0 4 4500 4466 8 0 4 0 3 0 0 0 1 0 5 0 6 0 4 4750 4731 5 0 3 0 1 0 0 0 4 0 4 0 8 0 4 5000 5011 9 0 3 0 5 0 0 0 8 0 4 1 2 0 4 5300 5308 8 0 2 0 2 0 0 0 4 0 4 0 8 0 4 5600 5623 4 0 2 0...

Page 44: ...reference direction of incidence 0 The diagram below shows an example for the frequency response of the microphone UC 52 Fig 2 Frequency response of the microphone UC 52 Reference direction of incide...

Page 45: ...noise reduction effect Frequency weighting A 40 50 60 70 80 90 100 110 120 130 1 10 100 Wind velocity m s Wind noise level dB FT3432 With WS 14 Frequency weighting C 40 50 60 70 80 90 100 110 120 130...

Page 46: ...ormance of FT3432 Referenced to FT3432 characteristics 3 0 2 5 2 0 1 5 1 0 0 5 0 0 0 5 1 0 1 5 2 0 2 5 3 0 Response dB 10 100 1 000 10 000 100 000 Frequency Hz www GlobalTestSupply com Find Quality Pr...

Page 47: ...io frequency fields FT3432 SOUND LEVEL METER START STOP MODE A C CAL POWER MENU Memory HiCorder DMM Polarization direction is parallel to drawing plane Antenna Operation mode normal operation Connecti...

Page 48: ...rator Frequency Hz Correction dB 31 5 0 0 63 0 0 125 0 0 250 0 0 500 0 0 1000 0 1 2000 0 3 4000 1 3 8000 3 2 12500 6 5 16000 6 7 The lower and upper limits of the linear operating range Tab 3 The lowe...

Page 49: ...uencies Fig 6 Directional Characteristics with Horizontal Direction Fig 7 Directional Characteristics with Vertical Direction 15dB 10dB 5dB 0dB 5dB 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 1...

Page 50: ...6 160 0 18 0 64 0 85 1 37 4 61 10 87 160 0 13 0 70 0 79 1 42 6 17 7 11 170 0 16 0 57 0 59 0 75 4 15 9 62 170 0 14 0 62 0 52 0 40 3 96 12 72 180 0 14 0 56 0 43 0 24 2 77 8 17 180 0 11 0 57 0 34 0 28 3...

Page 51: ...dom incidence response Fig 8 Random incidence response 10 8 6 4 2 0 2 Response dB 10 100 1 000 10 000 100 000 Frequency Hz www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupp...

Page 52: ...16 01 EN www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com...

Page 53: ...www GlobalTestSupply com nd Quality Products Online at sales GlobalTestSupply com...

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