Model – 1332A
Contents
1. are limited by the acceleration Specifications and designs presented in the product catalog are subject to change without notice for product improvement purposes SHowA Respond to the needs safe and comfortable Acceleration 10 mV m s 2V Max Velocity 10 mV mm s 2V Max Displacement 2V mm 2V Max Output resistance 1 KQ with a miniplug Noise level 1 mV RMS or less SHOWA SOKKI CORPORATION E Head Office 1 5 9 Kandaizumi cho Chiyoda ku Tokyo 101 0024 JAPAN Phone 03 3866 3210 Fax 03 3866 3060 E Factory 1 8 Sanda cho 5 chome Hachioji Tokyo 193 0832 JAPAN Phone 0426 64 3232 Fax 0426 64 3276 Agent http www showasokki co jp E mail eigyo showasokki co jp Concept of Acceptance Rejection Criteria DIGI VIBRO Applications Sample Measurement Result Displays When it comes to vibration measurement one question As long as rotating or reciprocating machinery is running successfully it keeps you as well as itself safe and secure But te always confronts me how should make once the machinery gets into trouble it could produce a high level of vibration to threaten your safety The DIGI VIBRO acceptance rejection decisions provides vibration measurement for innumerable kinds of machinery including but not limited to pumps blowers machine tools automobiles and aircraft Here is a small fraction of the numerous applications of the DIGI VIBRO Three broad2. to 5000 Hz 1dB 5 to 5000 Hz 3dB mm s RMs Accuracy Acceleration 3 of the reading Acceleration 3 of the reading Acceleration 3 of the reading Acceleration 3 of the reading a 1 digit 1 digit 1 digit 1 digit mmiP P Velocity and displacement Velocity and displacement Velocity and displacement Velocity and displacement i 5 of the reading 1 digit 5 of the reading 1 digit 5 of the reading 1 digit 5 of the reading 1 digit HOLD PUSH At 80 Hz FS 2 and 20 C At 80 Hz FS 2 and 20 C At 80 Hz FS 2 and 20 C At 80 Hz FS 2 and 20 C 5 C 5 C 5 C 5 C AC output Acceleration 1 mV m s 2V Max Velocity 1 mV mm s 2V Max Displacement 200 mV mm 2V Max Output resistance 1 KQ with a miniplug Noise level 1 mV RMS or less Digital display 3 1 2 digits LCD about three samplings per second One 006P 9 V battery 7 to 10 V 70 hours of continuous operation or longer Power supply battery Dimensions and mass main unit Acceleration 10 mV m s 2V Max Velocity 10 mV mm s 2V Max Displacement 200 mV mm 2V Max Output resistance 1 kQ with a miniplug Noise level 1 mV RMS or less Acceleration 100 mV m s 2V Max Velocity 100 mV mm s 2V Max Displacement 2V 100um 2V Max Output resistance 1 KQ with a miniplug Noise level 1 mV RMS or less 75 W x 130 H x 24 D mm About 250 g Note Upper limit frequencies for velocity and displacement
3. Standard Type Specifications Outline Drawin Model MODEL 1332A Compatible sensor Supplied with accelerometer Model 2304A type Sensitivity 50C m s typ Optionally replaceable with another accelerometer Charge input BNC connection G E g WA DEGITAL VIBRATION METER DIGI VIBRO 9 Model 1332A Acceleration 0 1 to 199 9 m s Peak measuring range Velocity measuring 0 1 to 199 9 mm s RMS range Displacement 0 001 to 1 999 mm P P measuring range Frequency range Velocity and displacement 10 to 1000 Hz 1dB Acceleration 5 to 5000 Hz 1dB Accuracy Acceleration 3 of the reading 1 digit Velocity and displacement 5 of the reading 1 digit At 80 Hz FS 2 and 20 C 5 C Temperature 0 15 C of the reading typ characteristics AC output Acceleration 10 mV m s 2V Max Velocity 10 mV mm s 2V Max Displacement 2V mm 2V Max Output resistance 1 KQ with a miniplug Noise level 1 mV RMS or less Digital display 3 1 2 digits LCD about three samplings per second Power supply One 006P 9 V battery 7 to 10 V 70 hours of continuous battery operation or longer Dimensions and 75 W x 130 H x 24 D mm About 250 g mass main unit Vibration Meter DIGITAL VIBRATION METER MODEL 1332A Sowa Vibration Analyzer _130 Charge Amplifier Monitoring System The DIGI VIBRO is a handy convenient solution to your vibration measurement needs Des
4. igned for maximum simplicity in function it sSoeeds up measurement tasks IHOWA SORE CORPORATION Unit mm Optional Type Specifications Model ssid MODEL 1332A 01H MODEL 1332A 02H MODEL 1332A 01L MODEL 1332A 00F Approximate specifications Ten fold increase in the Displacement measurement Measuring resolutions made Lightweight 1 g sensor measuring range The set to 20 mm P P STD 10 times better than STD Upper limit frequency set to acceleration velocity and acceleration and velocity The maximum measuring 1000 Hz Measuring ranges displacement resolutions all fall resolutions but the ranges for acceleration and resolutions equal to STD below STD displacement resolution set to velocity and displacement set MODEL 2302B 10 um to 1 10 of STD Compatible sensor type MODEL 2304A MODEL 2304A MODEL 2369 eee tee Sensitivity 50C m s typ Sensitivity 50C m s typ Sensitivity 10pC m s typ Sensitivity 1 8pC m s typ range Displacement measuring 0 01 to 19 99 mm P P 0 01 to 19 99 mm P P 0 1 to 199 9 um P P 0 001 to 1 999 mm P P range Frequency range Velocity and displacement Velocity and displacement Velocity and displacement Velocity and displacement 10 to 1000 Hz 1dB 5 to 1000 Hz 1dB 10 to 1000 Hz 1dB 10 to 1000 Hz 3dB we 1 OUTPUT pOWER ON OFF Acceleration Acceleration Acceleration Acceleration mi s FEAK 5 to 5000 Hz 1dB 10 to 5000 Hz 1dB 5
5. mped using a magnet position adhesive tape Contact sos Sensor _ Ahbar en to return to normalcy Start Measurement Select Measurement Modes IE hua i i ae Turn on the power switch m Displacement measurement mode eben contact meia lhe EEE ee F r r IN to the sensor connector without turnin e sensor A Select a measurement mode and press the corresponding The DIGI VIBRO reads the actual travel of a vibrating object 5 button The DIGI VIBRO supports three measurement as a double amplitude for example as 30 u mP P lt Final drawing gt z modes acceleration ACC velocity VEL and micrometer peak to peak This measurement mode is the S displacement DISP easiest to understand and mostly widely used among the 5 The unit of acceleration is m s PEAK which denotes a rate three Ideal for measuring the vibration of rotational 5 of change of velocity per second The unit of the components such as an imbalance The frequency range 8 gravitational acceleration is G One G represents 9 8 m s is narrow from 10 kHz to about several hundreds of Hz The unit of velocity is mm s RMS Because vibration isa w Acceleration measurement mode lt Assemble the contact pin gt reciprocating motion its velocity changes constantly The Acceleration measurement mode is suited for measuring lagnet Mounting Put the rubber cap vibrometer reads the RMS value of the velocity high frequency vibrations such as those from a deteriorated ee ee e
6. ne Sor The unit of displacement is mm P P It indicates the total bearing Bearings make several tens to several hundreds T Rubber cap amplitude of the travel of actual vibration of turns each time the rotating machine in which they are nin mI J The measurement is complete when you read the meter used completes one turn They also generate shock pulses Hoa S reading when flawed or chipped Acceleration measurement is the i Seen H l a Press the HOLD button when the reading is found to have ideal way of detecting these pulses neil P E eee ee HH i a a varied by a wide margin m Velocity measurement mode ara Velocity measurement mode works on a frequency band lt Final drawing gt PERA falling halfway between acceleration and displacement z measurement mode from 10 to 1000 Hz Because velocity i H is expressed as a product of frequency and displacement its value is proportional to the magnitude of displacement and to the height of frequency Often the frequency in this context can be safely considered equivalent to the number of revolutions for example 2400 rom 60 seconds 40 Hz lt Install with screw gt lt Install with double sided adhesive tape gt FREQUENCY Ce Hook Up the DIGI VIBRO and a Recorder B nfiguration The DIGI VIBRO can not only read vibration values but can also observe and record their waveforms Hook it up to a Configuratio rec
7. order supporting an FFT facility and you can even launch a frequency analysis e DIGI VIBRO Model 1332A csscsscecsecsesstesteeeeseeseeeees 1 unit Rubb e Hook up an oscilloscope to the DIGI VIBRO to observe the o Import data to a PC Rubber cap a Accelerometer Model 2304A Meese CeReeeaweMaaEeaeemeae TT 1 unit waveform of a vibration Depending on which Hook up a commercial A C converter to your PC to import e Contact PIN eeteees este terete teeter teeter ener teas 1 pe measurement mode you choose an acceleration waveform data to the PC You may run software to launch Sofa ere E e Low noise cable LNC 3F 1 5 ss s 1rssssssrrrirrssssssrrntnnnnns 1 pe displacement or velocity waveform can be plotted a frequency analysis E Wiouningsde tape e Magnet holder MG 1 hestttettttettntttttettntttnesttnettnntenneetnetennees 1 pc i e Output cable 1 m with a plug ce ceeeeeeeeeeeeeeees 1 pc e Battery OOGP cc ccccccseeeeeceeeeeeseeeeeeeeeeeeseaeeeeseneeesaaes 1 pc Mounting screw amp Shoulder CaSe Geen eee ne ere mee 1 pc e User s manual ease cece Sates wisest see ee ewe 1 copy
8. phone vibrators Es 26 6 m s value may be established at a skilled worker s discretion or Bearing wear checking on automatic grinding machines used Spindle vibration measurement E eu Ta EAE E eee A E eee k observed with a new machine of the same type or one observed with the target while it is being overhauled Then carry out measurement at a predetermined point at regular time intervals for example once each week While changes that occur in the vibration measurement normally settle within a certain range it may happen that the vibration measurement starts increasing continuously past a certain point This condition should deserve special attention Typically the vibration measurement is said to increase continuously when it passes 1 6 times higher than the normal value dictating an overhaul of the machine when it reaches two to three times higher than the normal value The graph shown below is a record of periodic vibration measurements of a certain to fabricate clock parts e Cooling tower fan maintenance ma x lt Assemble the contact pin gt blower Since faults were detected on the side opposed to the Stick the hand held sensor to the The sensor can be conveniently The sensor can also be screwed in Secure the sensor with double sided Connector 10 32 A cap motor but not in the motor itself the machine has been overhauled measured object for measurement cla
9. techniques exist to this end One is consulting an established standard In JIS and ISO for example safe and dangerous regions split on both sides of a velocity RMS value of Displacement display about 4 mm s This criterion however should not be taken as e Vibration measurement for blowers used to dry automobiles e Amplitude and acceleration measurement for vibration testers after they are painted e Measurement of resonance points on instruments to which sens 6 0 126 mm 126 um being absolute because it is also a function of the kind of target e Vibration measurement at the location of mainframes engine vibration is imparted d machinery and the condition in which that machinery is installed e Solenoid valve actuation condition checking e Automatic medicine packing machine actuation condition Second where multiple machines of the same kind are installed Maintenance of general purpose engines Routine checking on pumps and blowers installed at peri eects ie es cee ae e Maintenance of chassis dynamometers used for automotive petrochemical plants one that is of greater practical va eihanithe rest is trend l testing e Transformer howling checking 7 management With this technique you note a vibration value of e Bearing fault checking on blowers installed at garbage e Numeric representation of the actuation conditions of cell Acceleration display the target machine while it is in good condition This vibration incineration plants
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