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716U3001 Rev 03 - Minimate Blaster Operator Manual

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1. 8 Font Typeface lock mode OFF Input download buffer or OFF JANOFF OFF OFF OFF OFF OFF OFF OFF All OFF Notes Minimate Blaster Operator Manual Appendix SG E Appendix MiniMate Plus Operator Manual Index A A Weight and zero crossing frequency 4 10 microphone units 3 11 Accessories 1 2 2 Adapter charging the battery vi voltage vi Adjust Clock Speed 3 8 Aggregate Sample Rate 5 Alarm Level geophone 3 11 microphone 3 11 Analysis Techniques 4 6 Antialias Filters 4 6 Auto Record Time 3 7 Auto Window 3 16 Auxiliary Trigger 3 16 B Backlight On Time 3 17 Backlight Option Key Cancel Key 3 17 Basic Channels Compliance Module Only 3 11 Battery battery life 5 battery life versus current draw 5 battery longevity 5 calculating battery life 5 capacity varies with ambient temperature 5 charging vi 5 1 connect the battery vi extending battery life using the timer 3 9 monitoring LCD cycle to conserve battery power 3 17 power saving timeout to conserve battery power 3 17 turn backlight off to conserve power 3 17 Baudrate direct or modem 3 12 Beep When Triggered 3 12 Burying the Standard Transducer 3 3 C Calibration annual requirements 5 2 maintaining warranty See the title page See the title page microphone calibration requirements 4 4 transducer calibration requirements 4 4 Cancel Key 3 15 exit all monitoring
2. At higher frequencies there are fewer sample points per cycle and therefore greater error The following table illustrates how error increases with frequency Minimate Blaster Operator Manual 4 7 SG Reference 4 8 Zero Crossing Frequency Sample Error Rate Frequency Recording Rate Range Standard Fast Faster 1024 Hz 2048 Hz 4096 Hz 0 30 Hz negligible negligible negligible EITOT EITOT error 31 50Hz up to 5 Hz up to 2 5 Hz negligible error error error 51 70 Hz up to 8 Hz up to 4 Hz up to 2 Hz error error error 71 90 Hz up to 18 Hz up to 9 Hz up to 4 5 Hz error EITOT error 91 150Hz up to 50 Hz up to 25 Hz up to 12 5 Hz error error error The Minimate Blaster does not calculate frequencies above 100 Hz because of the high error level at 1024 samples per second The message gt 100 Hz displays At 2048 samples per second the message gt 200 Hz displays When recording at 4096 samples per second the message gt 400 Hz displays Furthermore ifa waveform is very complex or if it contains a large offset value the zero crossings may lie outside an acceptable window Whenever a frequency cannot be calculated the message lt 1 Hz displays The message N A indicates an entire waveform was not captured and therefore no frequency could be calculated More accurate analysis is available using the Blastware software Peak Acceleration The Minimate Blaster calculates peak acceleration the rate of change of ve
3. Minimate Blaster Operator Manual A 1 BE Appendix a Minimate Blaster Specifications The Minimate Blaster is fully compliant with the International Society of Explosives and Engineers ISEE performance specifications for blasting seismographs Seismie 10 in s 254 mm s 0 005 in s 0 127 mm s to 0 000625 in s 0 0159 mm s with built in preamp Trigger Levels 0 005 to 10 in s 0 127 to 254 mm s in steps of 0 001 in s 0 01 mm Frequency Analysis National and Local Standards for most countries see text 5 or 0 5 mm s 0 02 in s whichever is larger between 4 and 125 Hz Acceleration Calculated using entire waveform not estimated at peak Displacement Air Overpressure Range 88 148 dB 7 25 x 10 psi to 0 0725 psi 0 5 Pa to 500 Pa Monitoring 10 or 1 dB whichever is larger between 4 and 125 Hz 00000 Frequency Range 2 to 250 Hz between 13 dB roll off points Sampling Rate 1024 10 4096 Hz per channel independent of record time 1 to 20 sec programmable in one second steps plus 0 25 seconds pre trigger AutoRecord Time Quiet window programmable from 1 to 9 seconds plus a 0 25 second pre trigger Event is recorded until activity remains below trigger level for duration of quiet window or until available memory is filled Special Functions Timer Operation User interface Battery Life J 210 hours continuous recording 25 days with timer Dimensions 32 x3 6 x 6 3 81 mm x 91
4. Minimate lt 100 ms Blaster lt 500 ms Event Cumulative Delay Record Time 0 5 s Cumulative Delay 0 6 s Distance 600 ft 1000 ft 1 1 s total 2 0 s rounded to the next highest second Figure 11 Calculating a Recording Time The total record time available depends upon the amount of available memory The Minimate Blaster checks your setup to determine the amount of available memory If there is not enough memory a warning message appears and the record time defaults to the maximum available To set the record stop mode press the Setups key when the Main Window is displayed Press the Enter key to scroll though the windows until the Record Stop Mode Window appears Press the Up Arrow key to display either the Fixed setting or the AutoRecord setting Press the Enter key to save your setting when it appears in the display Record Time The Record Time sets the length of time in seconds that the unit records if you have selected a Fixed record stop mode Once the record time has elapsed the monitor stops recording The maximum record time is displayed by the unit Notes Format The notes format lets you include notes describing an event You write the notes using the Blastware software and then copy them to the Minimate Blaster Press the Option and Test keys together to review setups and see if notes are presently stored in the Minimate Blaster and what these notes are To set the notes format press the S
5. Extension Cable Line Driver 75 m 250 ft Extension cable for Standard Triaxial Geophones 714A7602 p n 714A9701 Accessories Minimate Plus to Blastmate III Cable RS 232 cable for uploading settings from a Blastmate III 716A1801 monitor to a Minimate Plus monitor or downloading data from a Minimate Plus monitor to a Blastmate III monitor Remote Alarm Controller Self contained controller complete with high power auxiliary drive 711A1401 capability for external sirens and other alarms DS 20 Wire Break Trigger Package Includes connector cable and instructions 677A9601 Master Slave Trigger Cable Used to trigger one Instantel monitor from another in a master slave 712A3901 onfiguration Not available for Minimate monitor DS 077 Null Modem Cable For use when connecting a modem to an Instantel monitor One null modem 71447501 cable required for each monitor Accessory Case with Foam Insert Rigid plastic case similar to Blastmate case used to store and 714A2601 arry accessories Can also be used to store and carry 1 or 2 Minimate Minimate Blaster or inimate Plus monitors Minimate Blaster Operator Manual A 3 SG Appendix c Compliance Reports The Minimate Blaster supports numerous Compliance Reports also called National Frequency Analysis Standards including U S A USBM OSMRE British Standard BS 6472 French GFEE German DIN 4150 New Zealand 4403 1976 and Spain UNE 22 381 Two frequency standards U S A USB
6. accommodates your accessories Minimate Blaster Operator Manual Introduction SG 1 3 Minimate Blaster Keys Main Window and On line Help Information a turns monitor on or off Enter chooses menu options and saves choices eS enters monitor mode enter password to exit monitor mode displays menus to setup the monitor for event recording including i Mic Record Sample Storage Maximum Trigger Geo Record Record ar r Geo gt gt Trigger Trigger Stop Mode 3 Moda nate Mode Range source Level Level ne Time Job Notes Job Scaled Format De Rumba Distance Time gt Date gt _ Daily Measurement Basic Timer Mode eur Chek 7 Sensorcheck System Channels 3 Beep Seurs Mic Geo Alarm Mic Alarm Serial Use GPS Units Level Level gt Connection gt Baud Rate He d Location moves you through event menu choices Provides the following functions from the Main Window View Delete Print Print Print Upload Upload Copy Events All gt Event gt Selected All One Al gt BMill Events List Event Events Event Events Notes Reset aii Power Monitoring Trigger Factory Auto Pass _ Auxiliary_ Backlight Savng LCD Sample Denk Senne Defaults Window word 99 Timeout Cycle Width etection Test performs Sensorcheck Cancel returns to previous menu Option Test Review Setups On Line Help Enter down arrow
7. each other are important coil 4 x induced voltage direction of motion of magnet t lt relative to coil de magnet Figure 17 Geophone Sensor Operation Geophone sensor specifications give a number known as the Intrinsic Voltage Sensitivity It is the coil voltage induced for a given coil versus magnet speed with units of V in s In seismic applications the magnet is moved by the blast energy because it is coupled to the particles of the surrounding terrain The coil because of its inertia does not move and the resulting magnet versus coil motion induces a voltage which is proportional to particle velocity Minimate Blaster Operator Manual 4 3 SG Reference 4 4 b Instantel Standard Transducer Instantel offers a 2 to 300 Hz standard transducer in a round package The transducer may be installed on a floor wall or ceiling using a variety of installation procedures including ground spikes burying mounting rod wall mount or optional leveling plate with leveling feet and integrated bubble level The figure below includes an Instantel Standard Transducer a and a Standard Transducer with leveling plate b Figure 18 Instantel Standard Transducer a and Standard Transducer with the Optional Leveling Plate b c Transducer Calibration Requirements The geophone sensors inside the Minimate Blaster and inside Instantel s transducers must be calibrated annually by Instantel or an authorized Instantel service
8. events Press the Start Monitor key to begin monitoring To see an event being recorded clap your hands once in front of the microphone The Minimate Blaster beeps indicating an event activity has exceeded the trigger level and the event s results appear on the Minimate Blaster display The Minimate Blaster then returns to the monitoring mode ready to record another event Now bump the Minimate Blaster standard transducer Again the Minimate Blaster beeps The results appear on the display and the Minimate Blaster returns to the monitoring mode Press the Cancel key to stop monitoring We have just recorded two events and stored them in the Minimate Blaster memory In the next step we view these events Step 7 View the Events Let us view the events we just recorded From the Main Window press the Up Arrow key to display the View Events Window Press the Enter key to view the most recently recorded event In our tutorial this is the one we triggered by bumping the transducer Next press the Up Arrow key to display the event we recorded caused by clapping our hands in front of the microphone Step 8 Turn the Minimate Blaster OFF We are finished with the Minimate Blaster so we can turn it off Press the Cancel key to return to the Main Window Press and hold the Enter key until the display disappears The Minimate Blaster is now turned off Congratulations you are now a Minimate Blaster User Minimate Blaster Operator Manual Mi
9. events on the top of the event summary report In order to upload events you must first connect the Minimate Blaster to the BlastMate III Cable 716A1801 optional Plug the BlastMate III end of the cable into the BlastMate III Aux connector and the Minimate Blaster end of the cable into the Minimate Blaster Aux connector Check that the BlastMate III is displaying the Main Window with the message Ready to Monitor Set the Serial Connection to Direct and set the baud rate to the same rate in both monitors To upload all the events press the Up Arrow key when the Main Window is displayed until the Upload All Events Window appears Press the Enter key to select this choice The message Uploading along with the number of each event currently being uploaded appears on the bottom ofthe Minimate Blaster display After all the events have been transferred to the BlastMate III the message All Events Uploaded Successfully appears momentarily on the Minimate Blaster display 3 9 8 Copy BMIII Notes This command copies the notes from a BlastMate III to a Minimate Blaster You require the Minimate Plus to the BlastMate III Cable 716A1801 optional Plug the BlastMate III end of the cable into the BlastMate III Aux connector and the Minimate Blaster end of the cable into the Minimate Blaster Aux connector Check that the BlastMate III is displaying the Main Window with the message Ready to Monitor Set the Serial Connection to Direc
10. events stored in the Minimate Blaster To print an event press the Enter key when it appears on the display During printing the event appears on the display along with the message Printing Event When printing finishes the display returns to the Event Window where you can scroll through the stored events and choose another event to print if desired 3 9 5 Print All Events You can print an event summary report for each event stored in the Minimate Blaster A printer optional must be connected to the Minimate Blaster See the Appendix for information on how to connect a printer to the Minimate Blaster To print all the events press the Up Arrow key when the Main Window is displayed until the Print All Events Window appears Press the Enter key to select this choice and begin printing During printing the Minimate Blaster displays each event along with the total number of events to be printed The display returns to the Print All Events Window after printing finishes Minimate Blaster Operator Manual 3 13 SG Minimate Blaster 3 9 6 Upload One Event You can copy events stored in a Minimate Blaster to a BlastMate III monitor For example you could transfer events from the Minimate Blaster to the BlastMate III then print them using the BlastMate III printer Minimate Blaster events printed on a BlastMate III are identified as Minimate Blaster events on the top ofthe event summary report In order to upload events you must f
11. facility Contact your dealer for further information 4 2 2 Microphone a The microphone measures air overpressure and comes with a three foot one meter microphone mounting stand Measurement Scales Linear L measurement is generally used to measure the effect of low frequency air overpressure on buildings The linear scale records sound pressure without modification in the 2 to 300 Hz range Measurement units may be in absolute Pascal or relative dB scales Microphone Calibration Requirements Instantel s microphone must be calibrated annually by Instantel or an authorized Instantel service facility Contact your dealer for further information 4 3 Sensorcheck Sensorcheck performs a two stage test on the Minimate Blaster and its sensors In the first stage the program displays the Minimate Blaster serial number software version the total amount of memory installed in the Minimate Blaster the total amount of memory available to store events and the number of events presently stored in memory The second stage tests each geophone within Instantel s transducer and the microphone operation The program also tests the operation of the Minimate Blaster itself and the sensor connecting cables Pass or fail results appear on the Minimate Blaster Operator Manual 4 3 1 Reference SG display See the Basic Reference chapter of this manual to choose when Sensorcheck operates automatically Checking the Standard T
12. how to change the setups using a personal computer refer to the Blastware Operator Manual Record Mode A record mode determines how the Minimate Blaster records events The Minimate Blaster offers the following recording modes Continuous Record Mode Use continuous record mode to record multiple events automatically The Minimate Blaster records an event displays the results and continues to monitor ready to record following events The Minimate Blaster records all events whose activity exceeds a preset trigger level See below for information on the trigger level Manual Record Mode Use manual record mode if automatic triggering is unreliable due to excessive wind or nearby vehicle activity or to record the background noise level in the vicinity of a site Sample Rate The Minimate Blaster offers three sample rates a standard rate of 1024 samples per second a fast rate of 2048 samples per second and a faster rate of 4096 samples per second Increasing the sample rate increases the accuracy ofthe waveform recording For this reason set the sampling rate according to the location of the standard transducer For close in monitoring set the sample rate to 4096 samples per second For far field monitoring set the sample rate to 1024 samples per second Aliasing occurs when a high frequency signal appears as an erroneous low frequency because the waveform was sampled at too low a sampling rate An anti aliasing filter solves thi
13. increase to 13 8 VDC without damaging the monitor For example an AC adapter with an output rating of 12 VDC at 1000 mA may be used as long as the voltage does not exceed 13 8 VDC for loads over 500 mA when used with a monitor Check the manufacturer s specifications carefully to ensure the AC adapter does not exceed the maximum voltage and current specifications Use of AC adapters that exceed the maximum voltage and current specifications may cause undue stress on the monitor s internal regulators Like all electronic devices exceeding these specifications increases the risk of damage and possibly of an accidental fire Instantel s warranty does not cover this type of damage Instantel recommends using the DV 1250 AC adapter supplied with each monitor Replacements can be ordered from Instantel A 220 VAC adapter p n DV 1250UP is also available from Instantel for use with the DV 1250 110 VAC adapter Minimate Blaster Operator Manual 5 1 SG Maintenance If required other AC adapters may be used but must meet the following restrictive specifications Minimum Voltage Maximum Maximum No Maximum Safety Length Plug Style and Required by the Output Load Voltage Power Rating of Cord Size Monitors VDC VA equal to 11 VDC less than 13 8 18 8 12 maximum CSA UL 3m 2 1 mm VDC for loads 6 Coaxial over 500 mA recommended Center post positive 5 2 Annual Calibration Reduirements The Unit Standard Transducer and
14. increases to approximately 25 days in monitor mode Note We recommend connecting a monitor to the AC adapter or an external power supply Aggregate Sample Rate The aggregate sample rate sample rate X the number of recording channels measures the effect of choosing combinations of sample rates and recording channels The following table lists the approximate battery life at various aggregate sample rates The first section applies to the continuous record mode The second section applies to the histogram record mode Battery Life Sample Rate Minimate Blaster 4096 122 Hours 2048 165 Hours 1024 210 Hours Note sufficient memory capacity must be available Battery Longevity Battery longevity refers to a useful service life determined by the number and depth of discharge cycles The following indicates the expected battery longevity expressed in charge discharge cycles A battery lasts longer if it is kept in a charged condition Depth of Discharge Longevity Capacity Charge Discharge Cycles Battery Capacity Varies with Ambient Temperature Battery capacity is a function of ambient temperature and rate of discharge At 68 F 20 C the rated capacity is 100 The capacity increases above this temperature and decreases below this temperature e Connecting a Printer to the Minimate Blaster A printer may be connected directly to the Minimate Blaster allowing you to print event summary reports and other recorded inform
15. instructions Slide the leveling plate with the transducer over the bolt Slide a 3 8 inch 9 5 mm washer and a 3 8 inch 9 5 mm lock washer over the bolt Screw on the retaining nut to hold the unit in position Level the assembly by adjusting the leveling feet The integrated bubble level cannot be seen when installing the leveling plate on a ceiling Use a level to check the installation Tighten the retaining nut on the bolt to secure the installation Press the Test key to check your sensors using Sensorcheck 4 2 Theory of Operation This section describes how Instantel s transducer and microphone operate It also discusses Instantel s Sensorcheck program anti alias filter and the data analysis techniques used to calculate monitoring results 4 2 1 Transducer A transducer measures ground vibrations The actual mechanism inside the transducer is called a geophone Transducers have either one geophone called uniaxial transducers or three geophones called standard transducers a Geophone Operation Functionally a geophone sensor is a coil of wire suspended around a magnet The magnet is free to move in a field of magnetic flux lines By Lenzs Law induced voltage is proportional to the speed at which flux lines are traversed Induced coil voltage is therefore proportional to the relative velocity of the coil to the magnet In practice it does not matter whether the coil or the magnet moves Only the motion and speed relative to
16. is your first Instantel seismograph welcome to the new World Standard set by Instantel If this seismograph adds to your existing fleet congratulations You will find the features simple to use and offer you powerful control over your monitoring operations Before You Begin Before you begin using your new Minimate Blaster please complete the following It only takes a few minutes of your time and ensures your monitor is ready for operation and that you become part of Instantel s Product Support Program Important information appears within the Blastware software Readme file Install the Blastware software then read this file for additional information See the Blastware Operator Manual for installation instructions Check the Package Contents Please check that you received all the parts identified on your shipping invoice Remember to keep your shipping box because it was designed to safely ship your monitor It is an important component of what you have just purchased Record the Minimate Blaster Identification Numbers Record the following identification numbers for future reference IDENTIFICATION NUMBERS Model Number Monitor Serial Number pO EL Monitor Software Version Number Standard Transducer Serial Number Microphone Serial Number DeslerName oo o Date Purchased Check Your Local Electric Power Supply Every Minimate Blaster comes with a 120 VAC 60 Hz input AC adapter providing 10 to 14 VDC 500 m
17. memory Operating System Release and Version Minimate Blaster R71 V11 1 M Mem t 7 Events stored 300 Number of Size of Internal Events Stored Memory Amount of in the MiniMate Available Memory Plus Figure 15 The Sensorcheck Window The second stage tests each geophone within the standard transducer and the microphone The program also tests the operation of the Minimate Blaster itself and the transducer and microphone connecting cables The message All Channels Working Press Option Test to Review Setups indicates the Minimate Blaster passed the Sensorcheck 3 12 Option Key The Option key when used in combination with other keys provides the following functions 3 12 1 Option Key Setups Key Pressing the Option key and the Setups key at the same time accesses additional functions including Reset Factory Defaults Auto Window Password Auxiliary Trigger Backlight on Time Power Saving Timeout Monitoring LCD Cycle Trigger Sample Width and Cut Cable Detection a Reset Factory Defaults This function returns all the Minimate Blaster setups to the original factory defaults If you choose to reset the monitor all of your setups will be lost and replaced with the factory defaults You can reprogram your setups again anytime you want WARNING Resetting the Factory Defaults deletes your existing setups Your setups will be lost To reset factory defaults press the Option key and the Setu
18. modes 3 15 Appendix SG press to display the main window 3 4 press to stop timer mode 3 9 Canon BJ 30 7 Ceiling Installation 4 2 Charge Weight 3 8 Cleaning the Minimate Blaster 5 2 Clock adjusting speed 3 8 Compliance Reports 4 Compound Waveforms 4 12 Continuous Record Mode 3 5 Copy BMIII Notes 3 15 Customer Support See the title page Cut Cable Detection 3 18 D Daily Self Check 3 10 Damping 4 5 Data Analysis Techniques 4 6 Date displayed in the start up window 2 2 setting 3 9 Delete All Events 3 13 Direct Baudrate or Modem Baudrate 3 12 Distance from blast 3 8 Down Arrow Option key Up Arrow key 3 18 E EC Warning See the title page Electric Power Supply v Enter Key 3 4 Event Monitoring 3 1 Events delete all events 3 13 printing 3 14 recording events see the Basic Tutorial 2 1 view events 3 12 F Factory Defaults resetting 3 16 False Events manual record mode 3 5 using the timer to minimize 3 9 Features and Benefits 1 1 Fixed Record Time 3 7 G Geo Alarm Level Compliance Module Only 3 11 Minimate Blaster Operator Manual A 1 SG Index Geo Range Compliance Module Only 3 6 Geo Trigger Level 3 6 Geophone geo channels 3 11 geophone operation 4 3 range 3 6 testing 3 10 trigger level 3 6 trigger source 3 6 Geophone and Microphone as trigger source 3 6 Ground Spikes 3 2 Ground Vibrations analysis techniques 4 6 as trigger sour
19. retaining nut to finish the installation Press the Test key to check your sensors using Sensorcheck Figure 9 Bolting the Standard Figure 10 Bolting the Standard Transducer Transducer to a surface to a surface using the Leveling Plate Sandbagging For Very Low Velocity Levels Only Use this method for installations where velocity levels remain very low The sandbag must be of sufficient size to cover the standard transducer and lay on the surrounding surface around the standard transducer A sandbag should weigh at least 25 pounds 12 kg containing sand or 1 4 Minimate Blaster Operator Manual 3 3 SG Minimate Blaster washed gravel or equivalent The optional fastening plate or leveling plate can be used with this method 3 3 Installing the Microphone Instantel microphones come with a sectional three foot one meter mounting stand Screw the three mounting stand pieces together Locate the mounting stand at the point of interest Press the stand into the ground Check that the stand is firmly positioned and installed upright Insert the microphone into the mounting bracket on the top of the stand and attach the windscreen to reduce false triggering caused by wind Point the microphone in the direction of the event Connect the microphone cable to the Minimate Blaster Press the Test key to check your microphone and the microphone connection NOTE The microphone windscreen attenuates the microphone reading by 0 2 dB In mo
20. sensitive components which cannot be expected to withstand the same stress and shock as heavy machinery It contains a microcomputer and solid state memory both of which may be made inoperative by severe radio interference The use of transmitting equipment in the immediate vicinity of the unit should be avoided Evidence of negligence in the care or handling of the instrument may void the manufacturer s warranty This product contains no serviceable parts The battery is not intended to be replaced by the operator The unit should be returned to an authorized Instantel service center for service Any attempt to service this product will void any and all warranties offered by Instantel Service enquiries should be made via your dealer C EC Warning This is a Class A product In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures 1990 2013 XMARK Corp Instantel the Instantel logo Auto Call Home Blastmate Blastware Micromate Minimate and Histogram Combo are trademarks of Stanley Black amp Decker Inc or its affiliates Microsoft and Windows are registered trademarks of Microsoft Corporation 716U3001 Rev 03 Table of Contents Thank You ee v Before You Beginn v Check the Package Contents nennen innen antenne v Record the Minimate Blaster Identification Numbers iss ses se eek ea RA GRA Re ee ee Ee v Check Your Local Electric Power Suppl
21. ss 4 6 4 5 Data Analysis Techniques 4 6 451 lee eN EN 4 6 AD PIESS TC N OE ee te gene diet ttes 4 9 4 6 Alternate Manual Waveform Calculations een nen 4 10 4 6 1 Sinusoidal Waveforms uusseeseeseeneesnnsnnnnenneenneennennnennnnnnenenen nenn 4 10 4 6 2 Nearly Triangular Waveforms 4 10 4 6 3 Compound Waveforms iese see se ea RA RARR RA RA Re ee ee ee ee ee ee 4 11 4 6 4 Irregular Waveforms ee se eek ee GRA GRA RA Re ee RA Re ee ee ee ee ee ee 4 12 sie EE AE EE et 4 13 Rl Re EE RE EE EE OE EE N 5 1 Si Battery Char gino st Mans ME sn NE Ge ee ee od 5 1 5 2 Annual Calibration Requirements nme ee ee ee 5 2 Minimate Blaster Operator Manual Table of Contents SG 5 3 Cleaning the Minimate Blaster iese see ee RR RR RA GRA GRA GRA Re ee ee nennen 5 2 6 Troubleshooting EE EE EE EE ee 6 1 PRPS ale EE OE EE EE ES 1 a Minimate Blaster Specifications 2 bYPartsand AGC SSOTIES eed eee EE Ee oe Ee Ee Ee og een dues sq ese RE es de Ee de Died 3 c Compliance Reports ss 4 d Calculating Battery Life ss 5 e Connecting a Printer to the Minimate Blaster 5 NoOleS EERS Ai nn TTENE 7 Indeks ER avmri erie rie Merrett aera a 1 Minimate Blaster Operator Manual iii SG Table of Contents Notes Minimate Blaster Operator Manual Before You Begin SG Thank You Thank you for purchasing Instantel s Minimate Blaster If this
22. the microphone reguire annual calibration to ensure continued accurate monitoring results Calibration may be performed by an authorized Instantel service facility or by Instantel Contact your dealer to arrange to have your Minimate Blaster and its sensors calibrated 5 3 Cleaning the Minimate Blaster Vacuum dust dirt and sand from the Minimate Blaster Use isopropyl alcohol to remove stains Do not use paint thinners or ketone solvents These may damage the Minimate Blaster To avoid scratching the protective cover and display do not scrub the surfaces with abrasive material including cleaning pads 5 2 Minimate Blaster Operator Manual Troubleshooting SG 6 TROUBLESHOOTING Use the following information to help solve operation problems FAULT PROBABLE CAUSE CORRECTIVE ACTION The monitor does not turn ON No power source Verify 120 VAC is supplied Check the battery The monitor does not turn ON Battery needs recharging Recharge the battery with battery only but does turn on Battery is dead Contact your authorized service using the AC Adapter facility Batter is not connected See Figure 1 Page iv for directions on connecting the battery The monitor sounds a Beep Battery needs recharging Recharge the battery The monitor turns off unexpectedly Monitor has entered Power Saving Press the Enter key to activate the Mode monitor Battery needs recharging Recharge the battery Battery is dead Contact your auth
23. to continue recording as long as activity cycles above the trigger level Continuous monitoring means zero dead time even while the unit is processing Minimate Blaster Operator Manual 1 1 SG Introduction 1 2 Accessories Instantel s complete line of Minimate Blaster accessories offers you the control and flexibility to monitor all types of events Sensors connect to the Minimate Blaster external models Transducer Leveling Plate with adjustable leveling feet and integrated bubble level Used to mount the transducer to a wall or ceiling as well as ground installations Remote Alarm self contained remote alarm indicator complete with high power auxiliary drive capability for external sirens and other alarms DS 20 Wire Trigger a wire broken by an explosion transmits a signal to trigger the Minimate Blaster to start recording 110 VAC and 220 VAC Adapter connect the Minimate Blaster to your local electrical power supply Auto 12 V Adapter connect the Minimate Blaster to your vehicle s 12 volt power supply or a 12 volt battery for remote installations Extension Cable general purpose extension cable to connect transducers microphones and a personal computer Available in standard and custom lengths Null Modem Cable for modem communication between the monitor and a modem 25 pin connection Optional Accessory Case carry Minimate Blaster and accessories in a hard case Removable foam
24. until you delete the stored events Minimate Blaster Minimate Blaster Sn BE8086 R1 1 Sn BE8066 R 1 1 1MMem E 4 Events stoyed 0 Memory Empty Memory Full of Events Ready to Store Events Figure 3 Memory Available Indicator Complete Your Registration Card or Register Online Instantel offers the most comprehensive Product Support Program available You receive a two year warranty product support and product updates your monitor and sensors must be returned to Instantel for annual calibration and servicing to maintain your warranty You also receive free software upgrades for the Minimate Blaster and the Blastware software programs for the first year All you have to do is complete the registration card included with your Minimate Blaster and return it to Instantel by mail or facsimile within thirty 30 days of purchasing your new monitor Or if you would like to register online go to http www instantel com service and submit a completed warranty form Handling Precautions Handle All Components with Care Keep the Minimate Blaster On Charge Leaving the Minimate Blaster battery in a totally discharged state for an extended period of time irreparably damages the battery Always charge the battery when fewer than two graph bars appear in the display A message appears on the display telling you to charge the monitor When not in use keep the Minimate Blaster on charge The supplied Instantel charger protects the battery fro
25. A output An optional 220 VAC adapter is available Check with your local power utility to ensure the supplied electric power may be used with the Minimate Blaster Ask your dealer for information on an optional AC adapter to meet your local requirements Minimate Blaster Operator Manual V LA Before You Begin vi Note to Our Customers in India and Other Countries Due to large power fluctuations found in countries including India please use a voltage stabilizer and a 220 V AC Adapter to provide 10 14 VDC 500 mA to power the monitor Connect the Battery The Minimate Blaster comes with its battery disconnected to conserve battery life To connect the battery loosen four screws located on the top of the Minimate Blaster Remove the face panel Locate the battery connector Attach the connector Replace the face panel and tighten the four screws being careful not to over tighten or pinch wires WARNING Do not pull on the internal wires or allow them to be pinched and damaged when assembling the monitor Battery Connector Figure 1 Connecting the Minimate Blaster Battery To disconnect the battery for shipping or storage purposes reverse the above procedure Charge the Battery Before you use the Minimate Blaster charge its battery for at least 24 hours Although Instantel ships every Minimate Blaster fully charged it is a good ide
26. Blaster Operator Manual 4 6 3 Reference SG Figure 26 Manual Waveform Calculations on Nearly Triangular Waveforms Calculating Displacement T Maximum Displacement in 3 xA T Maximum Displacement mm 3 X n Calculating Acceleration BEER 1 Maximum Acceleration in s xY Maximum Acceleration mm s X par Compound Waveforms If the record exhibits interference by two or more predominant frequencies then the maximum displacement will be the sum of the maximum of each individual frequency component Figure 27 Manual Waveform Calculations on Compound Waveforms Calculating Displacement T T Maximum Displacement in xA xA 27 27 l T T Maximum Displacement mm BEA m te X Am 27 27 Minimate Blaster Operator Manual 4 11 SG Reference b 4 6 4 a Calculating Acceleration 27 27 Maximum Acceleration in s XA XA T T on 27 Maximum Acceleration mm s a X Aim a xA 1 2 2m Irregular Waveforms AREATO BE MEASURED Figure 28 Manual Waveform Calculations on Irregular Waveforms Calculating Displacement Maximum Displacement area under curve measured by a planimeter Minimate Blaster Operator Manual Notes Minimate Blaster Operator Manual Reference SG Maintenance SG 5 MAINTENANCE This chapter outlines maintenance procedures for the Minimate Blaster including battery charging annual sensor calibratio
27. E ie 3 13 396 Upload One Event eset SE dant hassan ha 3 14 3 9 7 Upload All Eve ts sr tei cca cite antec ea esse 3 14 3 9 8 Copy BML NOES ige see es nannten ee es ER De 3 14 3 10 Cancel ey EE are ee ei dre ROUTE eae 3 14 3 11 TEst Keynes ER Ge Ge E Se aa Rite a 3 15 3212 Option Keynes emailen ea 3 15 3 12 1 Option Key Setups Key 3 15 3 12 2 Option Key Test Key Review Setups iss see see ee Ra RA Re 3 17 3 12 3 Option Key Enter Key On Line Help iese sees see ee ee ee ae ee ee ene 3 17 3 12 4 Option Key Cancel Key Backlight ON 3 17 3 12 5 Option Key Up Arrow Key Down Arrow 3 17 3 12 6 Option Key Right Arrow Key Left Arrow 3 17 3 13 Right Arfow Keys use sense Bann inneres 3 17 4 Reference nes 4 1 4 1 Additional Installation Procedures ee ee ee ee Re RR RR RA RA GRA ee nennen 4 1 4 1 1 Standard Transducer Wall Installation 4 1 4 1 2 Standard Transducer Ceiling Installation 4 2 4 2 Theoryof Operation ses esse tee Ge EER Gee ees eek VR ve le teens Pt 4 3 4 2 12 Ttansducer uses einfallen nie 4 3 42 2 Microphone EE een ennemie EO N ne ker en 4 4 4 37 Senso check sn een RA OE OO OE ee en 44 4 3 1 Checking the Standard Transducer Geophones 4 5 4 3 2 Checking the Microphone ie se sa RA Re Re ee Re ee ee nennen 4 6 4 3 3 Sensorcheck Report 4 6 4 4 Anti alias Filters ee ea ee Re ee ee ee Re GR Re
28. Enter key to select a trigger source when it appears on the display Trigger Level The trigger level sets a threshold that must be exceeded by an event activity before the Minimate Blaster begins recording Set a trigger level for the trigger source or sources chosen above Use your judgment when setting the trigger level You must set the level high enough so the Minimate Blaster does not trigger on unwanted events such as nearby vehicle traffic At the same time you have to set the trigger level low enough so that an event activity exceeds the trigger level and starts the Minimate Blaster recording Available trigger level ranges appear in the specifications located in the Appendix of this manual To set the trigger level press the Setups key when the Main Window is displayed Press the Enter key to display the Trigger Level Window for the trigger source chosen above Use the Right Arrow key to move the cursor and the Up Arrow key to change the trigger level number Press the Enter key to save your setting If both the geophone and microphone were chosen as trigger sources pressing the Enter key saves the geophone trigger level setting and then displays the Mic Trigger Level Window Set the microphone trigger level and press the Enter key to save your setting Record Stop Mode The record stop mode sets how the Minimate Blaster stops recording after being triggered You can choose between a Fixed setting or an AutoRecord setting Fixed sets
29. M OSMRE and German DIN 4150 appear below Use the Blastware software to choose the Compliance Report used by your monitor USBM RI8507 And OSMRE DIN4150 a 4 E E E 2 2 3 8 S na Br Boe x a 8 drr DOM oat Her 5 10 20 50 100 0 20 40 60 80 Frequency Hz Tran Vert x Long Frequency Hz Tran Vert x Long Figure A 30 United States Bureau of Mines and German DIN 4150 Compliance Reports Note Data points appearing outside of the report boundaries indicates the recorded data was outside the range of the report In the DIN 4150 example some peaks occurred at frequencies greater than 100 Hz and were therefore drawn outside the boundaries of the report Using the optional Blastware Advanced Module you can edit Compliance Reports or create an entirely new report to meet your specific needs A 4 MiniMate Plus Operator Manual Appendix SG d Calculating Battery Life The Minimate Blaster battery life depends on current draw aggregate sample rate battery longevity and ambient temperature Battery Life versus Current Draw Battery life depends on battery capacity and current draw Battery capacity is stated in ampere hours and is the product of discharge current and discharge time With a fully charged battery the Minimate Blaster has a battery life of 10 days in monitor mode If you use the Timer for eight hour daily monitoring the battery life
30. Minimate Blaster Operator Manual Z Instantel 716U3001 Instantel International U S A Customers Canadian Customers Instantel Inc Instantel Inc Telephone 1 613 592 4642 309 Legget Drive 808 Commerce Park Drive Toll free 1 800 267 9111 Ottawa Ontario K2K 3A3 Ogdensburg NY 13669 Facsimile 1 613 592 4296 Canada U S A Website www instantel com Customer Support Instantel is represented by a network of qualified dealers throughout the United States Canada and Internationally For further information including product literature and the location of the dealer nearest you contact Instantel e Extensive dealer network e In depth user documentation e Comprehensive application support e Technical support 1 613 592 4642 or e mail service instantel com Warranty All Instantel products come with a one year warranty Series Ill monitors Blastmate III Minimate Blaster and Minimate Plus and sensors will have the warranty extended for a second year if they are returned to the Instantel factory for service and calibration within 30 days of the Next Calibration date printed on the calibration label located on the product If within a period of one year from the date of shipment to a customer the instrument fails to perform in accordance with Instantel s published specifications and the operator s manual due to a defect in materials or workmanship it will be repai
31. Minimate Blaster to a Printer Step 1 Configure the Printer You must configure the printer to work with your Minimate Blaster Follow the instructions in your printer s user s manual Configure the printer to the settings appearing at the end of this section Turn the printer OFF Step 2 Connect the Serial Parallel Converter to the Printer Plug the Serial Parallel converter into the printer s parallel port located on the printer Step 3 Connect the Minimate Blaster to the Serial Parallel Converter Using the BlastMate III to PC Connecting Cable 712A2301 connect one end to the Aux connector on the Minimate Blaster Connect the other end of the cable to the Serial Parallel Converter Step 4 Turn the Minimate Blaster ON Step 5 Turn the Printer ON Caution Always perform this step last Printer Settings Configure the HP DeskJet 320 or the Canon BJ 30 printers to the required settings outlined below The HP DeskJet 340 and Canon BJC 80 do not require configuring MiniMate Plus Operator Manual a HP DeskJet 320 Set the HP DeskJet 320 printer settings to the following Printer Settings Battery Control None Media Source Sheet Feeder or Manual Feed US Letter CR only On of PC 8 USA b Canon BJ 30 Set the BJ 30 print set up parameters to the following Operator Panel Settings Any setting 1 1 LQ Any setting 1 Horizontal Print Position OFF NotUsed CTC G Textscalemode JOE OFF OFF
32. Off See the Enter key Option Key 3 15 Option Key Cancel Key Backlight ON 3 18 Option Key Enter Key On Line Help 3 18 Option Key Right Arrow Key Left Arrow 3 18 Option Key Setups Key 3 16 Option Key Test Key Review Setups 3 18 Option Key Up Arrow Key Down Arrow 3 18 Overswing Ratio 4 5 I 2 Minimate Blaster Operator Manual P Parts 2 Password 3 16 Peak Acceleration 4 9 Peak Displacement 4 9 Peak Particle Velocity PPV 4 6 Peak Sound Pressure PSP 4 10 Peak Vector Sum PVS 4 9 Power Saving Timeout 3 17 Precautions vii Print all events 3 14 event list 3 13 selected event 3 14 Printer Canon BJ 30 7 connecting 6 settings 7 R Range geophone 3 6 Record Mode 3 5 continuous record mode 3 5 manual record mode 3 5 Record Stop Mode 3 7 auto 3 7 fixed 3 7 Record Time setting 3 7 Reference 4 1 Registration Card vii Remote Alarm geo alarm level 3 11 mic alarm level 3 11 Reset Factory Defaults 3 16 Right Arrow Key 3 18 Right Arrow Key Setups Key 3 9 S Sample Rate compliance module 3 5 Sandbagging 3 4 Scaled Distance 3 8 Sensorcheck 3 10 sensorcheck report 4 6 test key 3 15 theory of operation 4 4 Serial Connection 3 11 Setups Key compliance module 3 5 Sinusoidal Waveforms 4 11 Soft Surface Installation 3 2 Software Version 2 2 Sound Pressure 4 10 analysis 4 10 Index SG peak sound pressure PSP 4 10 zero crossin
33. The following sections discuss manual waveform analysis techniques These have been included for reference purposes only They do not represent the calculation techniques employed by the BlastMate II Graphical methods for calculating area and slope depend on the shape of the waveform being analyzed A complete discussion of the procedures is beyond the scope of this manual Two useful reference texts are G A BOLLIGER BLAST VIBRATION ANALYSIS Southern Illinois University Press and CHARLES H DOWDING BLAST VIBRATION MONITORING AND CONTROL Prentice Hall Inc In each ofthe subsequent examples some formulae appear with no attempt at derivation The following definitions apply A amplitude in inches second measured from the zero line Am amplitude measured in millimeters second T period in seconds Y absolute change in amplitude over time measured in inches second Ym absolute change in amplitude over time measured in millimeters second Sinusoidal Waveforms The motion is essentially sinusoidal with gradual amplitude and frequency changes Figure 25 Manual Waveform Calculations on Sinusoidal Waveforms Calculating Displacement T xA Maximum Displacement in 27 T XA n Maximum Displacement mm AT Calculating Acceleration l Me 2T Maximum Acceleration in s T xA 3 2T Maximum Acceleration mm s T XA Nearly Triangular Waveforms Motion is irregular and has large amplitude Minimate
34. a to top up the battery charge before use To check the battery charge turn the Minimate Blaster on and read the battery level displayed in the Main Window Ready to Monitor Ready to Monitor Battery Ez Nov 103 10 23 14 A Hold O T Events Low Battery Fully Charged Battery Figure 2 Battery Level Indicator To charge the battery plug the AC adapter into the top connector located on the right hand side of the Minimate Blaster Plug the other end into a 120 VAC 60 Hz electrical outlet The battery charging indicator light turns on For electrical outlets other than 120 VAC 60 Hz you must use an optional power converter See your dealer for more information You can operate the Minimate Blaster during charging Try the Basic Tutorial Chapter 2 for a quick and easy lesson on how to record events Minimate Blaster Operator Manual Before You Begin LA WARNING Always charge the monitor in a well ventilated area Do not allow the battery to become discharged and left in a discharged state for any extended period of time Allowing the battery to become discharged may cause permanent damage to the battery Check the Monitor s Memory The Start Up Window displays the amount of memory available The bar line has ten bars with each representing ten percent of the total internal memory When the memory is empty you can record events When the memory is full the memory has stored the maximum number of events and cannot store more
35. and adding the magnitudes and taking the square root PVS AT V L where T particle velocity along the transverse plane V particle velocity along the vertical plane L particle velocity along the longitudinal plane EVENT WAVEFORMS MAGNITUDE TRANSVERSE VERTICAL V 0 33 0 47 0 31 0 23 0 07 0 16 Figure 24 Calculating the Peak Vector Sum 4 5 2 a The Minimate Blaster calculates the peak vector sum for each point of the sampled waveforms and displays the largest value Note that this is not necessarily at the peak velocity for an individual waveform Pressure The Minimate Blaster calculates two air overpressure indicators peak sound pressure and zero crossing frequency Peak Sound Pressure PSP The Minimate Blaster checks the entire event waveform and displays the largest sound pressure called the Peak Sound Pressure PSP also referred to as the Peak Air Overpressure Results appear on the Minimate Blaster display b Zero Crossing Frequency ZC Freq The Zero Crossing Frequency calculation for sound pressure is the same calculation used for ground vibrations Please see above for a complete discussion Note The Zero Crossing Frequency calculation is performed for Linear L microphones only Minimate Blaster Operator Manual 4 9 SG Reference 4 6 Alternate Manual Waveform Calculations 4 6 1 4 6 2
36. ansducer moved during Press the Test key to run Sensorcheck Sensorcheck again Do not touch the transducer Transducer cable improperly installed or Check the cable connections and cables damaged Damaged transducer Have the transducer checked by an authorized Instantel service facility Transducer not connected Connect the transducer Transducer not installed level Check the transducer installation for level Transducer moved during Sensorcheck Press the Test key to run Sensorcheck again Do not touch the transducer Transducer cable improperly installed or Check the cable connections and cables damaged Transducer installed upside down Check the transducer for the arrow on the top Damaged transducer Have the transducer checked by an authorized Instantel service facility Transducer not connected Connect the transducer Transducer not installed level Check the transducer installation for level Transducer moved during Sensorcheck Press the Test key to run Sensorcheck again Do not touch the transducer Transducer cable improperly installed or Check the cable connections and cables damaged Damaged transducer Have the transducer checked by an authorized Instantel service facility Microphone not connected Connect the microphone Damaged microphone or microphone Have the microphone checked by an cable authorized Instantel service facility Minimate Blaster Operator Manual Appendix SG Appendix
37. ast and charge weight The distance from blast factor is the measured distance from the blast charge to the monitor s sensors The charge weight is the physical weight ofthe charge used To enter scaled distance information press the Setups key when the Main Window is displayed Press the Enter key to scroll through the windows until the Scaled Distance Window appears Press the Up Arrow key to display the Use Scaled Distance Window Press the Enter key The Distance from blast Window appears Use the Arrow keys to enter the distance from the blast to the monitor s sensors then press the Enter key The Charge weight Window appears Use the Arrow keys to enter the charge weight and press the Enter key to save your setting If you do not require the scaled distance information choose the Omit Scaled Distance choice from the Scaled Distance Window Time The Minimate Blaster supports the twelve hour 11 55 23 PM and twenty four hour 23 55 23 time formats You can choose either format To set the time press the Setups key when the Main Window is displayed Press the Enter key to scroll through the windows until the Time Window appears Use the Right Arrow key to move the cursor and the Up Arrow key to set the time To select 12 or 24 hour time formats position the cursor under the AM PM 24 hour indicator Press the Up Arrow key to display the required setting Press the Enter key to save your setting a Adjust Clock Speed Option Key Se
38. ate Blaster display For example when you see Main Window it refers to the following display Ready to Monitor Jan 25 03 12 05 23 Hold Of T Events Minimate Blaster Operator Manual ix SG Before You Begin Notes x Minimate Blaster Operator Manual Introduction SG 1 INTRODUCTION This manual is divided into sections The first section is a tutorial for the new user Follow this tutorial to record your first event quickly and easily This section describes basic functions with illustrative examples to lead you through The following section called the Compliance Module covers the operation of the monitor The last sections provide reference and maintenance information extensive troubleshooting support followed by supporting information in the Appendix 1 1 Minimate Blaster Features and Benefits The Minimate Blaster offers outstanding features unequaled in the industry The following table lists some of the features Please see the specifications located in the Appendix of this manual for a complete list Small rugged package for portability and easy setup Easy to use keypad with intuitive menu driven operation Rechargeable gel cell battery allows continuous monitoring for up to 210 hours Non volatile memory with storage capacity for up to 300 events Sample rates from 1024 to 4096 samples per second Integral monitor log records time and duration of monitoring jobs AutoRecord stop mode allows the monitor
39. ation Instantel supports the Hewlett Packard HP DeskJet 320 printer Other printer types may work with the Minimate Blaster ifthey can be configured to the settings listed in the tables below Minimate Blaster Operator Manual A 5 E A 6 Appendix The diagram below illustrates how to connect the printers to a Minimate Blaster The tables list the printer setups for each printer You must set each printer to the listed setups in order for it to work properly with the Minimate Blaster Before you can connect and use a printer with the Minimate Blaster you must load the required printer driver into the monitor using the Blastware software program Connect the Minimate Blaster to your computer using the BlastMate III to PC Connecting Cable 712A2301 Start the Blastware program Under the Unit menu choose the Reload Operating System command Select the printer driver type Click on the Reload Library and Components Only button The information will be transferred to the monitor Tools and Materials Required e BlastMate III PC Connecting Cable 712A2301 supplied e Serial Parallel Converter Recommended Greenwich Instruments GA935 not supplied USA Tel 704 875 8490 UK Tel 020 8302 4931 Germany Tel 49893072165 e HP DeskJet 320 printer Serial Parallel Converter Minimate Blaster GA935 Fa BlastMate Ill to PC Connecting Catle Printer 712A2301 AUX Connector Figure A 31 Connecting the
40. ce 3 6 types 3 1 H Handling Precautions vii Hard Surface Installation 3 3 Help Option key Enter key 3 18 I Identification Numbers v Imperial 3 10 Installation bolting 3 3 burying 3 3 ceiling 4 2 ground spikes 3 2 hard surface installation 3 3 microphone 3 4 sandbagging 3 4 wall 4 1 Irregular Waveforms 4 13 J Job Number Format 3 8 K Keyboard description of 3 4 L Left Arrow Option key Right Arrow key 3 18 Linear L microphone units 3 11 part number 3 specifications 2 List Events See view events Longitudinal Axis 3 1 M Maintenance 5 1 Manual Record Mode 3 5 Manual Waveform Calculations 4 10 Maximum Geo Range 3 6 Measurement Scales 4 4 Measurement System 3 10 Memory checking amount available vii checking amount installed 3 15 delete events 3 13 saving 3 11 Metric 3 10 Mic Alarm Level 3 11 Mic Trigger Level 3 6 Microphone calibration requirements 4 4 extension cable 1 2 installation 3 4 mic channel 3 11 microphone units 3 11 part numbers 3 serial number v theory of operation 4 4 trigger level 3 6 trigger source 3 6 windscreen 3 Microphone Units 3 11 Minimate Blaster burying 3 3 sandbagging 3 4 Minimate Blaster Keys 1 3 Models 1 1 Modem serial connection 3 11 setting the baudrate 3 12 Monitor Everyday 3 9 Monitor Once Only 3 9 Monitoring LCD Cycle 3 17 N Natural Frequency 4 5 Notes Format 3 7 O On
41. cord mode Set a fixed record time The auxiliary trigger does not operate in the auto record time setting Press the Option key and the Setups key together when the Main Window is displayed Press the Cancel key to exit the Reset Factory Defaults Window and display the Auto Window Press the Enter key to display the Auxiliary Trigger Window Use the Up or Right Arrow key to display Enabled to turn the auxiliary trigger on or Disabled to turn the auxiliary trigger off Press the Enter key to save your setting Backlight On Time This command sets the length of time the backlight remains on If enabled the backlight is turned on by pressing the Option key and the Cancel key together An adjustable timer from 0 to 255 seconds determines the length of time the backlight remains on To disable the backlight and not have it turn on set the timer delay to 0 This conserves battery power To set the backlight timer press the Option key and the Setups key together when the Main Window is displayed Press the Cancel key to exit the Reset Factory Defaults Window Press the Enter key to scroll through the windows until the Backlight On Time Window appears Use the Right Arrow key to move the cursor and the Up Arrow key to change the time setting Press the Enter key to save your setting Power Saving Timeout The Power Saving Timeout is a timer that automatically turns the Minimate Blaster off when it has remained in the ready to monitor mode with the Mai
42. e below It is therefore only an approximation of the frequency ofthe Peak Particle Velocity Waveforms may have the same Peak Particle Velocities but different Zero Crossing Frequencies depending on the shape of the waveforms involved With reference to the figures above and below both waveforms have the same Peak Particle Velocities however their Zero Crossing Frequencies differ In the figure above the zero crossing frequency uses the 1 2 period indicated by T In the figure below the zero crossing frequency uses the 1 2 period indicated by T2 Notice that T is less than T because of the different waveform shapes therefore the Zero Crossing Frequency in figure above is greater than the Zero Crossing Frequency in the figure below It is for this reason the Zero Crossing Frequency may differ for peaks having the same Peak Particle Velocity LES Peak Particle Velocity Amplitude In s or mm s Time seconds Zero Crossing Figure 23 Zero Crossing Frequency Calculation Limitation 3 Sample Rate Error The Zero Crossing Frequency requires the period of a wavelength before it can calculate the wavelength s frequency using the formula 1 period A sampling error occurs for higher frequencies when wavelength periods become relatively small and the sampling rate begins to miss zero crossing points In other words the wavelength periods occur much faster than a Minimate Blaster can sample and use in the calculation
43. econd window appears asking you to hold the Enter key for five seconds to delete all files This window asks you to confirm your initial choice or leave the window without continuing Press and hold the Enter key for five seconds to delete all events At the bottom of the window a countdown indicator tells you the number of memory blocks being deleted The message All Memory Erased Press any key indicates all events have been successfully deleted from the monitor 3 9 3 Print Event List You can print an event list indicating all the events stored in the Minimate Blaster along with each event s date time and recording results A printer optional must be connected to the Minimate Blaster See the Appendix for information on how to connect a printer to the Minimate Blaster To print an event list press the Up Arrow key when the Main Window is displayed until the Print Event List Window appears Press the Enter key to print the event list 3 9 4 Print Selected Event You can select and print specific events stored in the Minimate Blaster A printer optional must be connected to the Minimate Blaster See the Appendix for information on how to connect a printer to the Minimate Blaster To print one event press the Up Arrow key when the Main Window is displayed until the Print Selected Event Window appears Press the Enter key to display the most recently recorded event Press the Up or Right Arrow keys to scroll through the other
44. ed on computer disks Clean the Minimate Blaster Periodically Vacuum dust dirt and sand from the Minimate Blaster Use alcohol to remove stains Do not use paint thinners and ketone solvents These may damage the Minimate Blaster To avoid scratching the protective cover and display do not scrub the surfaces with abrasive material including cleaning pads Condensed Instructions viii Set and level sensors and connect cables Turn on the unit by pressing Watch the display for battery time and date Press SETUP to verify or edit setups TEST to check sensor channels or the UP ARROW key to access events Press START MONITOR to begin monitoring Depending on setup the unit may perform a sensor test and PERFORMING SENSORCHECK is displayed on the LCD Do not touch the sensors while this message is shown If accidentally triggered press CANCEL and go back to Step 4 When finished turn off by pressing and holding IMPORTANT KEEP UNIT ON CHARGE WHEN NOT IN USE TO AVOID BATTERY DAMAGE Minimate Blaster Operator Manual Before You Begin SG Conventions Used throughout this Manual The following typographical conventions appear throughout this manual Bold type This type indicates the Minimate Blaster keys you press For example when you see Setups key it means press the Setups key located on the Minimate Blaster keyboard Window This word when capitalized refers to a message window appearing on the Minim
45. em over telephone lines or radio frequencies You must set the Minimate Blaster to the proper serial connection before starting communications To communicate with a computer using the connecting cable choose the Direct setting To communicate using modems choose the Via Modem setting Set the baud rate on the monitor to match the baud rate of your computer or modem To choose the serial connection press the Right Arrow key and the Setups key together Press the Enter key to scroll the windows until the Serial Connection Window appears Press Right Arrow key repeatedly to display the two choices Select Direct if you are connecting to a computer with the BlastMate cable or Via Modem if you are using modems Press the Enter key to select a choice when it appears on the display Direct Baud Rate or Modem Baud Rate This sets the baud rate for the serial connection method chosen in the previous step either direct or via modem For direct choose a baud rate of 38400 For modem communications choose a baud rate supported by the modems you are using Beep When Triggered This menu allows you to select whether or not the unit will emit a beep when triggered Select On to activate beeps and Off to turn them off Minimate Blaster Operator Manual 3 11 SG Minimate Blaster To set Beep When Triggered press the Right Arrow key and the Setups key together Press the Enter key to scroll the windows until the Beep When Triggered Window appears Pre
46. eo Range 3 6 351 55 Trigger SOUC A teen GR eee Ee ee ee 3 6 31 6 Trigger Level EE RE RE Eg Saas dee EG EE et 3 6 3 1 Record Stop Mode ER nn ren ees 3 6 31 8 Record Tries EE ER ie de a ee es 3 7 39 Notes ee EE ER ER EE asien ER HOE N 3 7 37 10 Job Number Format i e ses ee bes gs se ee ee ek See GEGEE Eg es Ee eens 3 7 311 2 Scaled Dist nce u 22 22 A ne GE ee NE Ee 3 8 APE AR RE nine 3 8 3113 Date Ee Ee A ES EG N 3 8 3 8 Right Arrow Key Setups Key 3 9 38 1 Time Mode EE RD nn ee eee eee 3 9 3 8 2 Daily Self Check iets ese see eg oe ed ges ee seke ee Ee EE 3 10 Minimate Blaster Operator Manual Table of Contents EE SG Table of Contents 3 8 3 Sensorcheek isi EE EES ES EES EE N Re lavas EE EER Se GE Eg n Ge EO Eg ge 3 10 3 8 4 Measurement System siese see se ee ee Re ee i 3 10 3 8 5 Basic Channels nennen 3 10 3 8 6 Microphone Unit 3 11 38 1 Geo Alarm Level 3 11 3 8 8 Mic Alarm Level timer 3 11 3 8 9 Serial Connection 3 11 3 8 10 Direct Baud Rate or Modem Baud Rate 3 11 3 8 11 Beep When Triggered ee ee ee ee Re RR RR GR AR Re RA nennen 3 11 3 9 Up VA EA EE ER N OE OE 3 12 FO VIEW Events Sr Ra ea ea ee 3 12 3 92 Delete AIFEVERTS SR OR We ed hii Rear ea 3 13 3 93 Print Event Bist ara na ea mol hal Anti ie 3 13 3 94 Print Selected Event se that ea hihi Anis 3 13 3 955 Print All EvEntS es een ea he Ee D
47. erial surrounding the standard transducer and the compact ground material Dig a hole from four inches 10 cm to six inches 15 cm deep Place standard transducer in the hole with the arrow pointing toward the event Level the standard transducer Compact the material around the standard transducer while back filling to securely couple it to the surrounding ground material EEEE CR ASE EER ses x x N Pa Y va x j 1 7 Lee s os Figure 7 Burying the Standard Figure 8 Fill in and pack the material Transducer around the Standard Transducer Hard Surface Installation For hard surface installations such as rock or concrete the preferred installation method bolts standard transducer to the surface A second method for very low level velocities only uses a sandbag placed over the standard transducer Bolting the Standard Transducer A standard transducer may be bolted to a surface alone or with the aid of the optional leveling plate Position the standard transducer with leveling plate if attached on the surface and mark the position of the bolt Use a 3 8 inch 9 5 mm bolt or threaded rod Install the bolt according to the manufacturer s instructions Slide the standard transducer and leveling plate over the bolt Slide a 3 8 inch 9 5 mm washer and a 3 8 inch 9 5 mm lock washer over the bolt If using the leveling plate level the standard transducer using the leveling feet and integrated bubble level Tighten the
48. etups key when the Main Window is displayed Press the Enter key to scroll though the windows until the Notes Format Window appears Use the Right Arrow key to display the two settings The Use Notes setting records your notes with an event If you choose the Use Blank Text Notes choice only blank text lines record with an event leaving you space to manually write in notes after you have printed the event Job Number Format You may include a job number for each recorded event Job numbers help you keep track of events stored in the Minimate Blaster or in a computer Job numbers range from 1 to 9999 Minimate Blaster Operator Manual 3 7 SG Minimate Blaster 3 7 11 3 7 12 To display the Job Number Format Window press the Setups key when the Main Window is displayed Press the Enter key to scroll through the windows until the Job Number Format Window appears Press the Right Arrow key to display the two choices Use Job Number or Don t Use Job Number Press the Enter key to select a setting when it appears on the display If you chose the Use Job Number setting after pressing the Enter key the Job Number Window appears Press the Right Arrow key to position the cursor and the Up Arrow key to edit the four digit Job number to the desired number Press the Enter key to save the job number Scaled Distance Scaled distance information can be saved with each event The scaled distance information includes two factors distance from bl
49. function gt left arrow function He Cancel VY LE moves through menu choices and moves the cursor turn backlight on or off Minimate Blaster Operator Manual 1 3 Basic Tutorial SG 2 BASIC TUTORIAL Step 1 In this tutorial you will learn how to turn on and setup the Minimate Blaster to record an event Follow this tutorial to practice event monitoring You can also use it as a guide when recording actual events Install the Minimate Blaster Unpack your Minimate Blaster Attach the ground spikes to the standard transducer Point the transducer in the direction of the event For this tutorial point it away from yourself Press on the transducer to force the ground spikes fully into the ground Check that the transducer is level Attach the transducer cable to the GEO connector on the side ofthe Minimate Blaster Screw the three sections of the microphone stand together and attach the microphone to the stand Aim the front of the microphone towards the event In our case aim it away from yourself Press the microphone stand into the ground keeping it in an upright position Attach the microphone cable to the MIC connector located on the side of the Minimate Blaster Figure 1 Installing the Minimate Blaster Minimate Blaster Operator Manual 2 1 LA Basic Tutorial Step 2 Turn the Minimate Blaster On Step 3 Step 4 Step 5 Press and hold the Enter key located on the Minimate Bla
50. g frequency ZC Freq 4 10 Specifications 2 Start Monitor Key 3 5 Storage Mode 3 5 T Test Key compliance module 3 15 Theory of Operation 4 3 Time displayed in the start up window 2 2 setting 3 8 Timer Mode 3 9 Transducer bolting 3 3 burying 3 3 calibration requirements 4 4 extension cable 1 2 hard surface installation 3 3 installation 3 1 installing using the ground spikes 3 2 Instantel Standard Transducer 4 4 levelling plate 1 2 part numbers 3 sandbagging 3 4 soft surface installation 3 2 theory of operation 4 3 trigger level 3 6 trigger source 3 6 Transverse Axis 3 1 Triangular Waveforms 4 11 Trigger Level compliance module 3 6 Trigger Sample Width 3 17 Trigger Source compliance module 3 6 Troubleshooting 6 1 Tutorial 2 1 U Up Arrow Key 3 12 Upload All Events 3 14 Upload One Event 3 14 V Vertical Axis 3 1 View Events 3 12 W Wall Installation 4 1 Warning Alarm geo alarm level 3 11 Minimate Blaster Operator Manual I 3 SG Index mic alarm level 3 11 Warranty See the title page Waveform Calculations 4 10 Z Zero Crossing Frequency ZC Freq 4 7 calculating 4 7 limitation 4 7 sample rate error 4 8 sound pressure 4 10 Minimate Blaster Operator Manual
51. gs Press the Enter key to save the stop time setting Press the Start Monitor key to enter the timer mode The timer is now set to start monitoring operations automatically according to your start and stop dates and times The monitor displays the following window Monitor Start Time Jan 25093 10 00 Jan 2503 04 90 Present Date en and Time Jan 20 93 09 15 00 A Monitor Stop Time Figure 12 Timer Mode Window Monitor Once Only Monitor Everyday To set the Minimate Blaster to monitor at the same time each day press the Right Arrow key and the Setups key together when the Main Window is displayed The Timer Mode Window appears Press the Right Arrow key to display the Monitor Everyday option Press the Enter key to display the Daily Start Time Window Use the Right Arrow key to move the cursor and the Up Arrow key to change the hour and minute settings Press the Enter key to save your start time The Daily Stop Time Window appears Use the Right Arrow key to move the cursor and the Up Arrow key to change the daily stop time Press the Enter key to save your changes Press the Start Monitor key to enter the timer mode The Minimate Blaster is now set to start and stop monitoring operations automatically at the same time every day The monitor displays the following window Daily Start Time Start 10 00 00 Stop 11 00 00 P D a Sap Battery E F ond Time si Jan 2003 09 15 00 A Figure 13 Time
52. hange the record time press the Setups key when the Main Window is displayed Press the Enter key to scroll though the windows until the Recording Stop Mode Window appears Use the Up Arrow key to choose the Fixed setting Press the Enter key The Record Time Window appears Press the Up Arrow key to change the setting to two seconds Press the Enter key to save this setting e Set the Current Time The Minimate Blaster supports the twelve hour 11 55 23 PM and twenty four hour 23 55 23 time formats You can choose either format To set the time press the Setups key when the Main Window is displayed Press the Enter key to scroll through the windows until the Time Window appears Use the Right Arrow key to move the cursor and the Up Arrow key to set the present time To select either the 12 or 24 hour time format position the cursor under the AM PM 24 hour indicator Press the Up Arrow key to display the required setting Press the Enter key to save your setting f Set Today s Date The Minimate Blaster uses the Month Day Y ear date format To set the date press the Setups key when the Main Window is displayed Press the Enter key to scroll through the windows until the Date Window appears Use the Right Arrow key to move the cursor and the Up Arrow key to set the date Press the Enter key to save your setting Minimate Blaster Operator Manual 2 3 SG Basic Tutorial Step 6 Record Events At this point you are ready to record
53. heck after recording each event or only once before monitoring starts If you choose Disabled Sensorcheck does not run and the sensors are not checked If you choose After Bach Event Sensorcheck runs after recording each event If you choose Before Monitoring Starts Sensorcheck runs once before monitoring starts when you enter the monitor mode The results of this single Sensorcheck appear with each event recorded during the monitoring session This reduces processing time by not having to run Sensorcheck for each event and speeds up recording especially when using the continuous record mode To set when to run Sensorcheck press the Right Arrow key and the Setups key at the same time when the Main Window is displayed Press the Enter key to scroll through the windows until the Sensorcheck Window appears Press the Right Arrow key to display the Disabled Before Monitoring or After Each Event choices Press the Enter key to select a setting when it appears on the display Measurement System The Minimate Blaster uses the Metric or the Imperial measurement system To set the Minimate Blaster to operate with either system press the Right Arrow key and the Setups key at the same time when the Main Window is displayed Press the Enter key to scroll through the windows until the Measurement System Window appears Press the Right Arrow key to display the Metric or Imperial settings Press the Enter key to select a setting when it appears on the dis
54. iew the Minimate Blaster setups Reviewing the Minimate Blaster setups scrolls you through the current settings allowing you to check the setups without having to enter the individual window for each setting Option Key Enter Key On Line Help Press these two keys at the same time to see help information on the display Option Key Cancel Key Backlight ON Pressing the Option key and the Cancel key together turns on the backlight and illuminates the display Option Key Up Arrow Key Down Arrow Pressing these two keys together acts as a down arrow Option Key Right Arrow Key Left Arrow These keys when pressed together act as a left arrow 3 13 Right Arrow Key The Right Arrow key scrolls through windows and moves the cursor position within windows Minimate Blaster Operator Manual 3 17 SG Minimate Blaster 3 18 Minimate Blaster Operator Manual Reference SG 4 REFERENCE This chapter discusses wall and ceiling installation procedures and the theory of operation for the Instantel standard transducer microphone Sensorcheck anti alias filter and data analysis techniques 4 1 Additional Installation Procedures 4 1 1 The following sections outline procedures to install the standard transducer on walls and ceilings Standard Transducer Wall Installation Refer to the installation illustration below and follow the instructions to install the standard transducer and wall mount kit To comp
55. ing the Enter key To continue the scrolling press the Enter key again Change the Minimate Blaster Setups After reviewing the setups we have decided to change them specifically the record mode trigger source trigger levels record stop mode the time and the date To change these setups follow the steps below a Change the Record Mode The Minimate Blaster has two record modes Continuous and Manual In Continuous record mode the Minimate Blaster records multiple events until you stop monitoring or the memory fills up with recorded events To change the record mode press the Setups key with the Main Window displayed The Recording Mode Window appears Press the Right Arrow key to toggle between the two record modes When the Recording Mode Continuous window appears press the Enter key to select this record mode The Minimate Blaster is now set to record in the continuous record mode Minimate Blaster Operator Manual Basic Tutorial SG b Choose a Trigger Source By choosing a trigger source you set the Minimate Blaster to trigger and start recording on either ground vibrations measured by the standard transducer or sound pressure measured by the microphone The trigger source may be the transducer microphone or both the transducer and microphone To choose a trigger source press the Setups key with the Main Window displayed Use the Enter key to scroll through the windows until the Trigger Source Window appea
56. irst connect the Minimate Blaster to the BlastMate II Cable 716A1801 optional Plug the BlastMate III end of the cable into the BlastMate III Aux connector and the Minimate Blaster end of the cable into the Minimate Blaster Aux connector Check that the BlastMate III is displaying the Main Window with the message Ready to Monitor Set the Serial Connection to Direct and set the baud rate to the same rate in both monitors To upload one event press the Up Arrow key when the Main Window is displayed until the Upload One Event Window appears Press the Enter key to select this choice The most recently recorded event appears on the display Press the Up Arrow to display the next event or the Right Arrow to display the earliest recorded event With the required event appearing on the Minimate Blaster display press the Enter key to begin the uploading The message Uploading along with the number of the event appears on the bottom of the Minimate Blaster display After the event has been transferred to the BlastMate III the message Event Uploaded Successfully appears momentarily on the Minimate Blaster display 3 9 7 Upload All Events You can copy all the events stored in a Minimate Blaster to a BlastMate III monitor For example you could transfer events from the Minimate Blaster to the BlastMate III then print them using the BlastMate III printer Minimate Blaster events printed on a BlastMate III are identified as Minimate Blaster
57. larm Level controls the triggering of an optional remote alarm 711A1401 The remote alarm sounds two alarms warning and alarm The warning alarm sounds when event activity exceeds the geophone trigger level The Geo Alarm Level can be set to a higher level than the geophone trigger level This allows for the triggering of a second alarm at the higher level To set the Geo Alarm Level press the Right Arrow key and the Setups key together Press the Enter key repeatedly to scroll through the windows until the Geo Alarm Level Window appears Use the Up and Right Arrow keys to set the alarm level Press the Enter key to save your setting Mic Alarm Level The Mic Alarm Level controls the triggering of an optional remote alarm 711A1401 The remote alarm sounds two alarms warning and alarm The warning alarm sounds when event activity exceeds the microphone trigger level The Mic Alarm Level can be set to a higher level than the microphone trigger level This allows for the triggering of a second alarm at a higher level To set the Mic Alarm Level press the Right Arrow key and the Setups key together Press the Enter key repeatedly to scroll through the windows until the Mic Alarm Level Window appears Use the Up and Right Arrow keys to set the alarm level Press the Enter key to save your setting Serial Connection This sets the Minimate Blaster to communicate with a computer using the BlastMate III PC Connecting Cable 712A2301 or via a mod
58. lay event data for other channels Press and hold the key until you hear a beep confirming your key press If you viewed event data before the data last displayed appears first the next time you view events Event data appears in the following order 1 Peak Particle Velocity PPV and Air Overpressure 2 Velocity results for all channels displayed in pairs beginning with channels 1 and 2 3 Acceleration and peak displacement results for each channel displayed individually 4 PVS 5 PPVindB 3 6 Start Monitor Key Press this key to enter monitor mode The Minimate Blaster is now waiting to record an event 3 4 Minimate Blaster Operator Manual Minimate Blaster SG In manual record mode the unit will display the following message when you press the Start Monitor key Press to start Cancel to abort Press the Enter key to begin monitoring You can view previously recorded events while the monitor is in the monitor mode refer to Section 3 5 for more information on using the Enter key 3 7 Setups Key 3 7 1 3 7 2 3 7 3 The setups configure the Minimate Blaster to record events The functions accessed by this may change from one monitoring session to another You can change the Minimate Blaster setups using the keyboard or using a personal computer running the Blastware software This section outlines the procedures to change the setups using the Minimate Blaster keyboard For information on
59. le Width You can specify the number of consecutive samples that must exceed the trigger level before the unit will start recording The default is 1 sample with an option of 1 3 samples To set the trigger sample width press the Option key and the Setups key together when the Main Window is displayed Press the Cancel key to exit the Reset Factory Defaults Window Press the Enter key to scroll through the windows until the Trigger sample width Window appears Use the Up Arrow key to change the setting Press the Enter key to save your setting i Cut Cable Detection 3 12 2 3 12 3 3 12 4 3 12 5 3 12 6 This setting is used to automatically disable a geophone channel as a trigger if the cable is cut or damaged While in continuous mode the unit checks each geophone channel after an event is recorded If there is a problem the unit automatically disables that channel as a trigger source for subsequent events This feature does not apply to the single shot manual histogram or histogram combo modes To enable cut cable detection press the Option key and the Setups key together when the Main Window is displayed Press the Cancel key to exit the Reset Factory Defaults Window Press the Enter key to scroll through the windows until the Cut Cable Detection Window appears Use the Up Arrow key to change the setting Press the Enter key to save your setting Option Key Test Key Review Setups Press these two keys together to rev
60. lete this installation you will need the following tools 1 Hammer 2 19mm 3 4 inch deep throated socket and ratchet 3 13mm 1 2 inch wrench 4 12mm 47 inch drill bit and drill 1 Using the Geophone Wall Mount as a template orient the block as shown and mark the location of the two holes to be drilled 2 Remove the Geophone Wall Mount and drill two 12mm 47 inch diameter holes drill the holes to a depth of 89mm 3 50 inches 3 Place a nut on the end of each wedge anchor bolt to protect the threads and using a hammer securely drive each bolt into place Ensure that at least 32mm 1 25 inches of each of the wedge anchor bolt threads extend from the wall 4 Remove the nuts from the wedge anchor bolts and reposition the Geophone Wall Mount Secure it using two washers the two nuts previously removed and a deep throat socket with a ratchet 5 Position the Geophone not included in this kit on top of the Geophone Wall Mount aligning the through hole of the geophone with the mount secure it using the bolt washer and wing nut Hand tighten the wing nut DO NOT use a wrench or pliers to tighten the wing nut as this may damage the Geophone Minimate Blaster Operator Manual 4 1 SG Reference NOTE To install the Geophone Wall Mount dependent on your application you may need to acquire alternative mounting hardware than what has been provided with this kit 4 1 2 Standard Transducer Ceiling Insta
61. llation You can install the standard transducer on a ceiling by itself or with the optional leveling plate where leveling adjustments are required The transducer may be installed on level ceilings where no leveling adjustments are required To mount a transducer install a bolt into the ceiling according to the manufacturer s instructions Hold the transducer in the upright position and slide it over the bolt This ensures the vertical geophone located inside the transducer maintains its original axis Point the arrow in the direction ofthe event Slide on 3 8 inch 9 5 mm washer and a 3 8 inch 9 5 mm lock washer over the bolt and tighten with the retaining nut Press the Test key to check your sensors using Sensorcheck Figure 16 Installing the Standard Transducer on a Ceiling Right Side Up The standard transducer may also be mounted on a ceiling using the leveling plate This requires optional extended leveling feet for the leveling plate Secure the standard transducer to the leveling plate with the three screws provided Remove the existing leveling feet and replace with the extended leveling feet Screw the leveling feet through the bottom of the leveling plate Place Minimate Blaster Operator Manual Reference SG the assembly on the ceiling with the transducer right side up and the arrow pointing in the direction of the event Mark the position of the bolt Install the bolt into the ceiling according to the manufacturer s
62. locity by dividing the difference in velocity by the difference in time To obtain the peak acceleration the Minimate Blaster subtracts two velocity readings and divides the result by the elapsed time between them _ dv AV dT AT where AT a small interval The Minimate Blaster calculates the peak acceleration at each point along the entire waveform and reports the peak value Note that this is not necessarily at the peak velocity for an individual waveform Peak Displacement The Minimate Blaster calculates peak displacement or particle distance traveled by multiplying speed by time In the Minimate Blaster the interval velocity is multiplied by the time interval and the resulting displacement segments are summed s Vdt V49 where V the velocity in each interval Minimate Blaster Operator Manual Reference EE To obtain the peak displacement the Minimate Blaster integrates each wave segment of the entire waveform between zero crossings selects the largest then divides the value by half Note that this is not necessarily at the peak velocity of the waveform Peak Vector Sum PVS The figure below displays three event waveforms The figure illustrates the procedure of graphically calculating peak vector sums Measured magnitudes are tabulated for six different times and represent velocities in each of the three axes The vector sum represents the resultant particle velocity magnitude and is calculated by squaring
63. m overcharging Disconnect the Battery if Storing the Minimate Blaster If storing for prolonged periods of time make sure the battery is fully charged then disconnect the battery Recharge the battery every six months for twenty four hours Minimate Blaster Operator Manual vii SG Before You Begin Always Hold a Cable by its Connector Do not hold the cord to pull on a connector when connecting or disconnecting it Never Force a Connector Always align the connector to the port before inserting Use Only the Instantel Supplied Cable to Connect the Minimate Blaster to a Personal Computer Use the Blastmate III PC connecting cable only part number 712A2301 Using other cables including the BlastMate II to MiniMate connecting cable part number 715A0501 may damage your unit Never Connect or Disconnect Cables Without First Turning Off the Minimate Blaster and Your Computer Do Not Drop the Minimate Blaster or Submerge it in Liquids The Minimate Blaster is rugged and designed to withstand normal wear and tear The Minimate Blaster is splash resistant designed to withstand temporary exposure to drops of water It is not waterproof and should not be immersed in water Immersing the monitor or installing the monitor where standing water may accumulate may damage the monitor Keep Computer Disks Away from the Minimate Blaster and Transducers The Minimate Blaster external transducers contain magnets that could erase the data stor
64. mate Blaster or standard transducer Two ranges are available 1 25 in s 31 7 mm s and 10 0 in s 254 mm s Choosing a maximum geophone range depends on the proximity of the transducer to the event and the expected velocities To choose a maximum geophone range press the Setups key with the Main Window displayed Use the Enter key to scroll through the windows until the Maximum Geo Range Window appears Press the Right Arrow key to scroll through the two settings either 1 25 in s 31 7 mm s and 10 0 in s 254 mm s Press the Enter key to choose a range when it appears on the display Trigger Source Choose a trigger source when using Continuous Record Mode The trigger source sets the Minimate Blaster to trigger and start recording an event automatically on ground vibrations measured by a transducer or air overpressure measured by a microphone The Minimate Blaster has three trigger source settings transducer alone microphone alone or both transducer and microphone together When you choose both transducer and microphone together triggering occurs and recording begins if an event s ground vibrations or air overpressure exceeds the trigger level for either the transducer or the microphone To choose a trigger source press the Setups key with the Main Window displayed Use the Enter key to scroll through the windows until the Trigger Source Window appears Press the Right Arrow key to scroll through the three trigger sources Press the
65. mm x EO mm o maag Warranty 2 Years Parts and Calibration and equipment check required at 1 year to maintain warranty Labor Environmental Instantel reserves the right to change any specifications without notice A 2 MiniMate Plus Operator Manual gt Appendix is b Parts and Accessories DESCRIPTION PART NUMBER Minimate Blaster with Standard Transducer 714A3001 Standard Triaxial Geophone Series III With 2 m 6 ft cable 71449701 Triaxial Geophone Leveling Plate Complete with leveling feet and spirit level 714A1801 Triaxial Geophone Wall Mount Kit Used to mount a triaxial geophone to a wall or other vertical 71840101 surface Includes aluminum mounting block bolts and instructions Microphones Linear Microphone Assembly Series HI With 2 m 6 ft cable 714A9801 Microphone Windscreen Foam ball for use with microphone assemblies 1712 Microphone Stand Assembly 714A3401 AC Adapter 110 V AC Adaptor Origin China For use with Instantel Series III output 12 VDC 500 mA DV 1250 220 V AC Adaptor Origin China For use with Instantel Series III output 12 VDC 500 mA DV 1250UP 12 V Battery Power Supply Cable Provides external power connectors for Series III and new 714A2401 Series II monitors to connect to a car battery or alternate power supply Extension Cables Extension Cable Line Driver 30 m 100 ft Extension cable for Standard Triaxial Geophone 714A7601 p n 714A9701
66. n and cleaning 5 1 Battery Charging The Minimate Blaster internal battery requires periodic and regular charging To check the battery charge turn the Minimate Blaster on and read the battery level from the Main Window If a number appears in this window instead of the bars charge the monitor immediately to avoid possible battery damage Keep the unit on charge when not in use or charge and then disconnect the battery if storing for prolonged periods of time Ready to Monitor Ready to Monitor Battery E F Battery E Nov 103 ff0 23 14 A Nov 1 03 Hold Of T Events Hold 0f T Events Low Battery Fully Charged Battery Figure 29 Battery Level Indicator WARNING Do not allow the battery to become discharged and left in a discharged state for any extended period of time Allowing the battery to become discharged may cause permanent damage to the battery Always charge the monitor in a well ventilated area To charge the battery plug the AC adapter into the top connector located on the right hand side of the Minimate Blaster Plug the other end into a 120 VAC 60 Hz electrical outlet The battery charging indicator light turns on For electrical outlets other than 120 VAC 60 Hz you must use an optional power converter see your dealer for more information All Minimate Blaster monitors use the DV 1250 AC adapter provided with each monitor The adapter restricts the voltage and current to no more than 12 VDC at 500 mA Voltage can
67. n Window displayed for a specified period of time To turn the monitor on again press and hold the Enter key To set the power saving timer press the Option key and the Setups key together when the Main Window is displayed Press the Cancel key to exit the Reset Factory Defaults Window Press the Enter key to scroll through the windows until the Power Saving Timeout Window appears Use the Right Arrow key to move the cursor and the Up Arrow key to change the time setting Press the Enter key to save your setting Minimate Blaster Operator Manual g Minimate Blaster A Monitoring LCD Cycle The Monitoring LCD Cycle is a timer that automatically starts a power saving mode While in this mode the Minimate Blaster minimizes power consumption while continuing its monitoring operations The monitor display cycles off for the time period set in this command turns on the display momentarily then cycles again To turn this feature off set the time to zero To reactivate the monitor and see the display press the Enter key To set the monitoring LCD cycle press the Option key and the Setups key together when the Main Window is displayed Press the Cancel key to exit the Reset Factory Defaults Window Press the Enter key to scroll through the windows until the Monitoring LCD Cycle Window appears Use the Right Arrow key to move the cursor and the Up Arrow key to change the time setting Press the Enter key to save your setting Trigger Samp
68. nd 2 For advanced events the velocity result appears only Frequency is not calculated for advanced events W Jan 25031 10 17 47 1 2 91 mm s 32 Hz 2 3 78 mm s 37 Hz T previous 4 next PPV and Frequency Channels 3 Acceleration and peak displacement results for each channel displayed individually W Jan 25 99 10 17 47 1 Accel 059 g Pk Disp 014 mm T previous 4 next Acceleration Channel Peak Displacement 4 Peak vector sum results for channels 1 2 3 W Jan 25 09 10 17 47 PVS 12303 73 mm s Peak Vector Sum previous J next Channels 5 PPV for all enabled channels expressed in decibels and Air Pressure Units with a serial number of 6000 or higher only 3 12 Minimate Blaster Operator Manual Minimate Blaster SG W Jan 25 99 10 17 47 51 2 d03 3 2 Hz 57 5 pa L 7 2 Hz T previous J next Decibels Air Pressure Figure 14 The View Event Window 3 9 2 Delete All Events Deleting all the events stored in the Minimate Blaster frees up internal memory space in order to record additional events WARNING Once the events have been deleted they cannot be recovered To delete all the events in the Minimate Blaster press the Up Arrow key with the Main Window displayed until the Delete All Events Window appears This window indicates the total number of events stored in the Minimate Blaster Press the Enter key to begin the deletion A s
69. nimate Blaster SG 3 THE MINIMATE BLASTER This chapter provides instructions to install and setup the Minimate Blaster 3 1 Explanation of Sensor Orientation The sensor measures transverse vertical and longitudinal ground vibrations in terms of particle velocity Transverse ground vibrations agitate particles in a side to side motion Vertical ground vibrations agitate particles in an up and down motion Longitudinal ground vibrations agitate particles in a back and forth motion progressing outward from the event site Events also affect air over pressure by creating what is commonly referred to as air blast By measuring air pressure we can determine the effect of air blast energy on structures Orienting the microphone or pointing the arrow on the standard transducer towards the blast ensures the proper reading in all channels V VERTICAL T Transverse L Longitudinal Longitudinal geophone L EVENT Vertical geophone V y H INDUCED POLARITY OF SIGNAL P Transverse geophone T 4 j TIME Figure 4 Sensor Orientation 3 2 Installing the Standard Transducer The following sections apply to the standard transducer as supplied by Instantel The sections illustrate installation procedures recommended by Instantel Your particular monitoring activities may employ one or a combination of all of the following procedures You may even devise your own method for a specific a
70. nt coupling to ensure reliable monitoring results 4 Protect the Minimate Blaster from Water The Minimate Blaster is splash resistant designed to withstand temporary exposure to drops of water It is not waterproof and should not be immersed in water Immersing the monitor or installing the monitor where standing water can accumulate may damage the monitor 3 2 1 Soft Surface Installation Always install and use the ground spikes provided with the standard transducer For the best coupling bury the standard transducer or cover with a sandbag a Using the Ground Spikes Screw the three ground spikes into the bottom of the standard transducer and tighten Aim the standard transducer in the direction of the event Press on the top of the standard transducer to push the spikes fully into the ground Check the standard transducer to ensure it is securely in place and level Press the Test key to check your sensors using Sensorcheck WARNING Do not over tighten the ground spikes This can damage the casing of the standard transducer SH x u NE f A te p Figure 5 Standard Figure 6 Final Installation with Transducer using the Ground Spikes Ground Spikes Pushed Fully into the Ground Minimate Blaster Operator Manual Minimate Blaster SG b Burying the Standard Transducer 3 2 2 You can bury the standard transducer to couple it to the ground and prevent movement The ground must be hard and compact with no loose mat
71. one units geophone alarm level microphone alarm level serial connection beep when triggered use GPS location and baud rate Timer Mode The timer function sets the Minimate Blaster to automatically turn on and commence monitoring operations at a preset time in the future The timer can be set for a one time monitoring session or it can be set to monitor at the same time every day Using the timer extends the Minimate Blaster battery life by turning on and monitoring only the time periods when events occur and not the time periods between events It also minimizes the recording of false events from other sources To stop timer recording press the Cancel key at any time Monitor Once Only To set the Minimate Blaster to monitor at some time in the future press the Right Arrow key and the Setups key together when the Main Window is displayed The Timer Mode Window appears Press the Right Arrow key to display the Monitor Once Only option Turn the timer on by pressing the Enter key The Monitor Start Time Window appears Enter the start time for monitoring operations to begin Use the Right Arrow key to move through the date and time displays and the Up Arrow key to change the settings Press the Enter key to save the Monitor Start Time setting and display the Monitor Stop Time Window Enter the stop time for monitoring operations to end Use the Right Arrow key to move through the date and time displays and the Up Arrow key to change the settin
72. orized service facility The monitor fails to trigger and The monitor is not in monitor mode Press the Start Monitor key to enter record an event monitor mode Trigger Level set too high Lower Trigger Level The monitor triggers Trigger Level set too low Raise the Trigger Level continuously Noisy electric power supply Connect the monitor to a dedicated electric power supply line with no line noise or use a broadband noise filter The monitor does not record events The monitor s memory is full Transfer events from the memory verify the events transferred okay then delete the events Warning Memory Less than 15 The monitor s memory is almost full Transfer events from the memory verify the events transferred okay then delete the events Memory Full The monitor s memory is full Transfer events from the memory verify the events transferred okay then delete the events Backlight does not turn ON Backlight on time set to zero Increase the backlight on time Low Battery level Check the battery level and charge battery as required FAULT PROBABLE CAUSE CORRECTIVE ACTION Minimate Blaster Operator Manual 6 1 SG Troubleshooting Check Channel s Tran Message Check Channel s Vert Message Check Channel s Long Message Check Microphone Message Transducer not connected Connect the transducer The transducer not installed level Check the transducer installation for level The tr
73. play Basic Channels You can operate Minimate Blaster monitors with all recording channels on or you can turn off either the geophone or microphone recording channels You may for example turn off the microphone if your are monitoring inside a building where the microphone is not applicable This reduces the amount of memory required to save and store a single event and therefore increases the overall number of events the Minimate Blaster can record and store To display the Basic Channels Window press the Right Arrow key and the Setups key together Press the Enter key to scroll the windows until the Basic Channels Window appears Choose All Channels ON to enable both the geophone and the microphone Minimate Blaster Operator Manual 3 8 6 3 8 7 3 8 8 3 8 9 3 8 10 3 8 11 Minimate Blaster SG Microphone Units The measurement units used on the microphone channel depend on the microphone type and measurement system metric pa or imperial psi or decibels d being used For Linear L microphones you have the choice between psi L dB L or pa L To choose the microphone measurement units press the Right Arrow key and the Setups key together Press the Enter key to scroll the windows until the Microphone Units Window appears Press Right Arrow key repeatedly to display the three choices Press the Enter key to select a measurement unit when it appears on the display Geo Alarm Level The Geo A
74. pplication Whatever the method it is important for you to couple the transducer securely to ensure reliable monitoring results The following sections provide example installation methods For wall and ceiling installations refer to the Reference chapter Other methods may be used if they satisfy the following requirements Minimate Blaster Operator Manual 3 1 SG Minimate Blaster 1 Arrow Pointed in Direction of the Event The arrow on the top of the standard transducer must be pointed in the direction of the event to ensure the geophone sensors located inside standard transducer remain in their natural axis 2 Level Installation The standard transducer must be installed level For the installations on a rigid surface a leveling plate is available with three leveling feet and an integrated bubble level indicator 3 Securely Coupled to the Surrounding Surface The standard transducer must be securely coupled to the surrounding surface The surface must be compact with no loose or soft material close to the standard transducer Coupling is critical for reliable and accurate monitoring results Insufficient coupling allows the standard transducer to move independently of the surrounding surface resulting in distorted often higher monitoring results Coupling methods depend upon the type of surface with no single method applicable to all types It is up to you to check the surface and mount the standard transducer with sufficie
75. ps key together when the Main Window is displayed The Reset Factory Defaults Window appears Press the Enter key to continue or the Cancel key to exit Press and hold the Enter key for five seconds to reset the factory defaults or press the Cancel key to move to the next window b Auto Window When the Record Stop Mode is set to AutoRecord the Auto Window determines the length of time the Minimate Blaster continues to record for after an event s activity falls below the trigger level This ensures that an events activity particularly air blast is recorded For example if you plan to record an event at a long distance from the source set the Auto Window to a large value to compensate for the time required for the air blast to travel from the source to the monitor s microphone If you set the value to a small value the monitor may stop recording after the seismic activity reaches it but before the air blast reaches it The Auto Window values range from one to nine seconds Minimate Blaster Operator Manual 3 15 SG Minimate Blaster 3 16 To set the Auto Window press the Option key and the Setups key together when the Main Window is displayed Press the Cancel key to exit the Reset Factory Defaults Window Press the Enter key to scroll through the windows until the Auto Window appears Use the Right Arrow key to move the cursor and the Up Arrow key to change the time setting Press the Enter key to save your setting Password Thi
76. r Mode Window Monitor Everyday Minimate Blaster Operator Manual 3 9 SG Minimate Blaster 3 10 3 8 2 3 8 3 3 8 4 3 8 5 Daily Self Check Use the Self Check mode for remote monitoring where you require a record indicating the monitor was operating properly over a period of time Daily Self Check must be enabled for adjustment of the unit s real time clock speed The Self Check mode program operates when the monitor is in the monitor mode the monitor temporarily exits the monitor mode at the same time each day specified by you performs the check and returns to monitor mode The results appear in a monitor log entry To select the self check mode use the Right Arrow key and simultaneously press the Setups key then press Enter to except the Timer Mode setting Daily Self Check mode is now available use the Up Arrow or Right Arrow to toggle between Enabled and Disabled options and Enter to save the desired setting If you select Enabled the next screen prompts for a time to be entered Use the Right Arrow to move the cursor between hours and minutes and the Up Arrow to change the time then press Enter to save your changes Sensorcheck The Sensorcheck Window allows you to choose when the Sensorcheck program runs automatically to test the Minimate Blaster and its transducer and microphone sensors You can run Sensorcheck manually by pressing the Test key You can choose not to run Sensorcheck to run Sensorc
77. ransducer Geophones Sensorcheck measures a geophone s natural frequency and damping indicated by an Overswing Ratio OR Sensorcheck sends an electric pulse to the geophones and measures the response If the geophone response falls within a specified calibration range the geophone is in calibration and monitoring operations can continue Ifthe geophone response does not fall within a specified calibration range the geophone is not working properly You cannot record events until you fix or replace the geophones See the troubleshooting section of this manual for the appropriate procedures to follow Natural Frequency Waveform measurements check the natural period t of a geophone sensor coil assembly Referring to the figure below the distance from P to P represents 0 125 seconds Since Frequency is the reciprocal of the period F 1 t the frequency is approximately 8 Hz A calibrated sensor has a natural frequency between 6 5 and 9 5 Hertz Calculations for all geophones appear with each recorded event A 4 7 P1 P2 Figure 19 Calculating a Geophone s Natural Frequency b Damping Overswing Ratio OR The overswing ratio OR measures damping and is calculated by computing the ratio of the magnitude of adjacent waveform peaks according to the following formula R Ai OB Acceptable overswing ratios range from 2 8 to 4 8 The figure below displays a graph of a free fall response for a geophone coil A and A are u
78. red or replaced at Instantel s option free of charge This warranty is void if the equipment has been dismantled altered or abused in any way This warranty is nontransferable The above warranty does not include any implied warranty of functionality for a particular purpose Instantel assumes no responsibility for damages of any description resulting from the operation or use of its products Since it is impossible to anticipate all of the conditions under which its products will be used either by themselves or in conjunction with other products Instantel cannot accept responsibility for the results unless it has entered into a contract for services which clearly define such an extension of responsibility and liability Any shipments returned directly to Instantel Inc must have our prior approval and all packages must display the Return of Material Authorization RMA Number issued by Instantel Shipping charges to Instantel s plant will be paid by the customer and those for return to the customer will be paid by Instantel To protect your warranty you must complete and return a Warranty Registration Certificate or complete the online Warranty Registration Form within ten days of purchase Units will be assumed out of warranty if there is no warranty card on file at Instantel Retain this portion and the proof of purchase for your records Warning This is an electronic instrument Although it has been designed for field use it contains
79. rs Press the Right Arrow key to scroll through the trigger sources until the Geo and or Mic Window appears Press the Enter key to select this trigger source c Set the Trigger Levels The Minimate Blaster uses a trigger level chosen by you to automatically start recording when an event s activity exceeds this preset level For our purposes we will set an arbitrary trigger level for the transducer and the microphone To set the trigger level press the Setups key when the Main Window is displayed Press the Enter key to scroll through the windows until the Geo Trigger Level Window appears Set the Geo trigger level to 3 0 mm s using the Right Arrow key to move the cursor and the Up Arrow key to change the trigger level number Press the Enter key to save your setting The Mic Trigger Level Window appears Set the Linear Mic trigger level to 100 dB using the Right Arrow key to move the cursor and the Up Arrow key to change the trigger level numbers Press the Enter key to save your setting d Choose a Recording Stop Mode The recording stop mode sets how the Minimate Blaster stops recording after being triggered You can choose between a Fixed setting or an AutoRecord setting Selecting Fixed sets the record time to a specified length In AutoRecord unlike in Fixed the Minimate Blaster continues to record event activity as long as that activity remains above the trigger level We will set a fixed record time of two seconds To c
80. s feature activates a password control requiring an operator to enter a password before being able to exit the monitor mode The password prevents an unauthorized exit from monitor mode while still allowing an operator to view event summaries Password control can be enabled or disabled The default password is four up arrows in a row Passwords may include any combination ofthe Up Arrow key Right Arrow key Setups key Test key and the Start Monitor key Passwords can be enabled in all monitoring modes except the advanced mode To display the password feature press the Option key and the Setups key together when the main window is displayed Press the Cancel key to exit the Reset Factory Defaults Window Press the Enter key to scroll through the windows until the Password window appears Use the Up or Right Arrow key to display Enabled to turn the password on or Disabled to turn the password off Press the Enter key Enter a password and press the Enter key Enter the password again to confirm your original choice and press the Enter key Auxiliary Trigger The auxiliary trigger is an external triggering mechanism used to start monitor recording A variety of optional auxiliary triggers are available including the DS 20 Wire Trigger 677A9601 and the BlastMate Trigger Cable 712A3901 used to connect several monitors together for multiple point blast monitoring To use the auxiliary trigger set the monitor in the single shot or continuous re
81. s problem by removing the high frequencies before they can appear at lower frequencies The Minimate Blaster standard sensors have anti alias sensors built into them to avoid this problem To choose a sample rate press the Setups key with the Main Window displayed Use the Enter key to scroll through the windows until the Sample Rate Window appears Press the Right Arrow key to scroll through the available sample rates Press the Enter key to select a sample rate when it appears on the display Storage Mode The storage mode setting allows you to set the amount of data recorded with each event In the Store Full Waveform setting the Minimate Blaster records all event data In Store Summary Only mode the monitor records all event data except the graphical waveforms and the Compliance frequency standard WARNING If you choose Store Summary Only you will not be able to re create the waveform Minimate Blaster Operator Manual 3 5 SG Minimate Blaster 3 7 4 3 7 5 3 7 6 3 7 7 To choose a storage mode press the Setups key with the Main Window displayed Use the Enter key to scroll through the windows until the Storage Mode Window appears Press the Right Arrow key to scroll through the available settings either Store Full Waveform or Store Summary Only Press the Enter key to choose a mode when it appears on the display Maximum Geo Range The Maximum Geo Range specifies the measurement limits of the geophones in the Mini
82. sed for overswing calculations A2 Ai Figure 20 Calculating a Geophone s Overswing Ratio Minimate Blaster Operator Manual 4 5 SG Reference 4 3 2 Checking the Microphone Sensorcheck tests the microphone s operation by sending a signal to the microphone and measuring its frequency and amplitude response If the results of the test fall within specified ranges the microphone is within calibration 4 3 3 Sensorcheck Report The Sensorcheck report appears on the Minimate Blaster display The message All Channels Working Press Option Test to Review Setups indicates the Minimate Blaster sensors have passed the Sensorcheck 4 4 Anti alias Filters Aliasing occurs when a high frequency signal appears as an erroneous low frequency because the waveform was sampled at too low a sampling rate An anti aliasing filter solves this problem by removing the high frequencies 4 5 Data Analysis Techniques The following sections define the Minimate Blaster data analysis techniques The first section vibration discusses calculations applied to event data recorded by a transducer The second section sound pressure describes the microphone event data calculations 4 5 1 Vibrations The Minimate Blaster calculates the Peak Particle Velocity Zero Crossing Frequency Peak Acceleration and Peak Displacement for each of the transverse vertical and longitudinal axes The Minimate Blaster calculates Peak Vector Sum u
83. sing data from all three axes a Peak Particle Velocity PPV Peak Particle Velocity indicates the maximum speed particles travel resulting from an event s vibration The Minimate Blaster calculates the PPV for each geophone a Peak Particle Velocity Amplitude In s or mm s Time seconds Figure 21 Calculating Peak Particle Velocity b Zero Crossing Frequency ZC Freq The Zero Crossing Frequency calculates the event waveform s frequency at the largest peak 1 Calculating Zero Crossing Frequency To calculate the Zero Crossing Frequency we need to determine the period of oscillation of the waveform Convenient waveform positions for measuring period the time for one complete cycle occur between two successive peaks troughs or zero crossings The Minimate Blaster measures between zero crossings Frequency is the number of periods that occur in one second calculated by the formula Frequency 1 period 4 6 Minimate Blaster Operator Manual Reference SG Pe Peak Particle Velocity Amplitude In s or mm s seconds Figure 22 Calculating the Zero Crossing Frequency 2 Zero Crossing Frequency Limitation The Zero Crossing Frequency calculation is limited because it assumes a single predominant frequency at the peak typically represented by sinusoidal waveforms In practice the peak may be the result oftwo or more major frequency components representing compound waveforms as illustrated in the figur
84. ss the Right Arrow key to toggle between On and Off Press the Enter key to select a choice when it appears on the display 3 9 Up Arrow Key The Up Arrow key moves you through the Minimate Blaster windows and edits numerical values within windows Also from the Main Window the Up Arrow key scrolls through the following functions 3 9 1 View Events You can view events stored in the Minimate Blaster internal memory From the Main Window press the Up Arrow key to display the View Events Window This window indicates the total number of events stored in the Minimate Blaster Press the Enter key to enter the View Window Press the Up Arrow key to scroll through the events beginning with the most recently recorded event Press the Right Arrow key to scroll through the data for the selected event You can also view events on the display while the monitor is in monitor mode waiting for a trigger See the section explaining the Enter key above By default event data appears in the following order If you viewed event data before the data last displayed when you stopped viewing events appears first the next time you view events 1 Peak Particle Velocity PPV and Air Pressure W Jan 25 99 10 17 47 3 78 18 3 37 Hz 57 5 pa L 7 2 Hz previous next Date Time PPV Air Pressure On line Help 2 Velocity or air pressure results along with the frequency for all channels displayed in pairs beginning with channels 1 a
85. st cases this does not have a material impact on results WARNING Handle the microphone with care Dropping the microphone or otherwise subjecting it to impact may damage the microphone element The windscreen can help to protect the microphone and its use is recommended 3 4 The Minimate Blaster Keyboard The integrated keyboard offers convenient access to all the Minimate Blaster operations The keyboard has eight keys with additional functions accessed by pressing two keys at the same time The Minimate Blaster provides a confirmation beep when a key is pressed Refer to the keyboard diagram located in Chapter 1 3 5 Enter Key The Enter key turns the Minimate Blaster on or off It also scrolls through the Minimate Blaster windows selects windows and saves your settings To turn the Minimate Blaster ON press and hold the Enter key until an audible beep sounds To turn the Minimate Blaster OFF display the Main Window then press and hold the Enter key until the display disappears When turning on the Minimate Blaster you can display the Main Window immediately by pressing the Cancel key after pressing the Enter key The key also lets you view previously recorded events while the monitor is in the monitor mode waiting for a trigger To view events while monitoring press the Enter key Data for the most recently recorded event appears on the display Press the Up Arrow key to display other events Press the Right Arrow key to disp
86. ster face panel until you hear an audible beep A Start Up Window displays for three seconds followed by the Main Window display The Start Up Window shows the Minimate Blaster serial number operating software release number amount of installed memory whether the memory is empty or full and the number of events stored in the Minimate Blaster Minimate Blaster Serial Operating System Number Release Number of Size of Internal Memory Amount of Available Memory Figure 2 The Minimate Blaster Start Up Window Events Stored The Main Window tells you the Minimate Blaster is ready to monitor It also indicates battery level date time and on line help information This is your starting window whenever you setup the Minimate Blaster From here you access all setups Battery Level Ready to Monitor Jan 2553 12 05 23 Hold Off T Events Time Date On line Help Figure 3 The Minimate Blaster Main Window Check Your Installation Check your installation by pressing the Test key This executes the Sensorcheck program and tests the transducer and microphone The message Performing SensorCheck then Check Channel s with Press Option Test to Review Setups appears on the display confirming that the installation is level Review Setups To review setups press the Option key and the Test key together The current setups scroll past on the Minimate Blaster display You can pause the display by press
87. t and set the baud rate to the same rate in both monitors To copy the notes press the Up Arrow key repeatedly on the Minimate Blaster until the Copy BMIII Notes window appears Press the Enter key The message Copying appears on the display followed by Notes Copied Successfully when the process completes 3 10 Cancel Key Use this key to return to the previous window It can be pressed at any time during operations Pressing the key a number of times always returns you to the Main Window You can change a setting and return to the Main Window without scrolling through further windows 3 14 Minimate Blaster Operator Manual Minimate Blaster SG Also the Cancel key exits all monitoring modes You may be requested to enter a password before exiting monitoring Press the Cancel key The Password Window appears You have ten seconds to enter the four character password Enter the four character password then press the Enter key This password protection can be enabled or disabled by pressing the Option key Setups key and choosing the Password command See page 3 16 3 11 Test Key Pressing the Test key executes Sensorcheck and tests the Minimate Blaster and its sensors Sensorcheck performs a two stage test In the first stage the program displays the Minimate Blaster serial number software version the total amount of memory installed the amount of memory available to store events and the number of events presently stored in
88. the record time to a specified length For example you set the Minimate Blaster to record for two seconds in the Basic Tutorial Once the record time has elapsed the Minimate Blaster stops recording In AutoRecord unlike in Fixed the Minimate Blaster continues to record event activity as long as that activity remains above the trigger level Sufficient memory and battery power must be Minimate Blaster Operator Manual 3 7 8 3 7 9 3 7 10 Minimate Blaster SG available Recording stops a specified period of time after the event activity falls below the trigger level The period of time called the Auto Window can be adjusted See page 3 15 Remember to set the record time long enough to record an entire event but not too long to avoid recording unnecessary data and filling the Minimate Blaster memory A helpful rule of thumb when setting a record time for a blast event is to add the delays between detonating holes or use the longest delay then add one second for each one thousand feet 300 m from the event to the Minimate Blaster to account for the speed of sound For example in the figure below the minimum record time required is 1 1 seconds To be on the safe side and ensure you record all the event s activity set the record time to 2 0 seconds There is no single method for setting a record time Use your knowledge and experience to determine a record time 4 600 ft ad 50ms
89. tups Key 3 7 13 Pressing the Option key and the Setups key at the same time from within the Time Window accesses the Clock Speed Adjust Window This command allows you to make adjustments to the speed ofthe Minimate Blaster s internal clock Enter the number of seconds that the clock will be adjusted each day Use the Up Arrow key to first select positive or negative and then enter the number of seconds using the Up and Right Arrow keys Positive numbers are added to the time and negative numbers are subtracted Press the Enter key to save your setting You will return to the Time Window Note The Daily Self Check function must be activated in order for the time to be corrected The time is adjusted as part of the Daily Self Check Please see page 3 10 for information on how to activate the Daily Self Check Date The Minimate Blaster supports the Month Day Year date format To set the date press the Setups key when the Main Window is displayed Press the Enter key to scroll through the windows until the Date Window appears Use the Right Arrow key to move the cursor and the Up Arrow key to set the date Press the Enter key to save your setting Minimate Blaster Operator Manual Minimate Blaster SG 3 8 Right Arrow Key Setups Key 3 8 1 Pressing the Right Arrow key and the Setups key at the same time provides the following functions timer mode daily self check Sensorcheck measurement system basic channels microph
90. y v Cotinect the Battery a EE A es O ee eee vi Charge th Battery EE O R EE eee GE ne ne e vi Check the Monitor s Me mO FY sesse Ee Res Eg EE eee SEE ee ee alien vil Complete Your Registration Card or Register Online vil Handling Pr cautions nintendo Re ees ME ee see vil Condensed Instructions i EE cans hee Ann PR ernennen MONT etes es viii Conventions Used throughout this Manual ix ER AE EE KO BE EE DE RS EE N EE EA EEE x 1 Introduction EE RE enc aan es 1 1 1 1 Minimate Blaster Features and Benefits ee se se RR RA GR RA RA GRA Re ee ee 1 1 1 2 Accessories cree EE EE un ann EE EE EE OE 1 2 1 3 Minimate Blaster Keys ics ssh einer OE Ge Ge GEE SR Ge E ee Ve Ged ter 1 3 2 Basie Tutorial GES 4a 2 1 3 The Minimate Blaster iese KERKE iese RENE REK RENEE REEDE REEN E AM ER ele 3 1 3 1 Explanation of Sensor Orientation 3 1 3 2 Installing the Standard Transducer iese ee ee RR RA RA RA RA Re ee ee nennen 3 1 3 2 1 Soft Surface Installation 3 2 3 2 2 Hard Surface Installation nen 3 3 3 3 Installing the Microphone 3 4 3 4 The Minimate Blaster Keyboard 3 4 EA d d ARE EE OE EE E EE EE EE E 3 4 3 6 Start Monitor do ARE EE ennemi EE EE Ne 3 4 32 VEPS Key es N EE i 3 5 3 7 1 Record Mode ELE Ee SE Ee ERGE ESE Ee evade DER GE SE EK Ee El Se SG Ee ee Ee es ii 3 5 3 7 2 Sample EE N EE HE EE EE 3 5 351 3 Storage Mode oo ER GE GE GE SE EE ee 3 5 3 7 4 Maximum G

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