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BlastMate III Operator Manual 

3.8.

 

Edit Keys............................................................................................................. 3–23

 

3.8.1.

 

Enter * Key ....................................................................................... 3–23

 

3.8.2.

 

Help Key ........................................................................................... 3–23

 

3.8.3.

 

Cancel Key ........................................................................................ 3–24

 

3.8.4.

 

Arrow Keys ....................................................................................... 3–24

 

3.9.

 

Events Keys ........................................................................................................ 3–24

 

3.9.1.

 

List/Delete Key ................................................................................. 3–24

 

3.9.2.

 

Print Key ........................................................................................... 3–26

 

3.10.

 

Printer Keys ........................................................................................................ 3–28

 

3.10.1.

 

Paper Feed Key ................................................................................. 3–28

 

3.10.2.

 

Paper Takeup Key ............................................................................. 3–28

 

3.11.

 

Back Light Key ................................................................................................... 3–29

 

3.12.

 

Keyboard Keys.................................................................................................... 3–29

 

4.

 

Advanced Module...........................................................................4–1

 

4.1.

 

Option Key + Special Key .................................................................................... 4–1

 

4.1.1.

 

Instrument Mode ................................................................................. 4–1

 

4.2.

 

Test Key ................................................................................................................ 4–1

 

4.3.

 

Record Mode Key ................................................................................................. 4–2

 

4.3.1.

 

Sample Rate ........................................................................................ 4–2

 

4.3.2.

 

Channel Range .................................................................................... 4–2

 

4.4.

 

Record Time Key .................................................................................................. 4–3

 

4.5.

 

Trigger Source Key............................................................................................... 4–3

 

4.6.

 

Trigger Level Key................................................................................................. 4–4

 

4.7.

 

Setups Special Key................................................................................................ 4–4

 

4.7.1.

 

Advanced Channels............................................................................. 4–4

 

5.

 

Reference ........................................................................................5–1

 

5.1.

 

Additional Installation Procedures........................................................................ 5–1

 

5.1.1.

 

Wall Installation .................................................................................. 5–1

 

5.1.2.

 

Ceiling Installation .............................................................................. 5–3

 

5.2.

 

Theory of Operation.............................................................................................. 5–4

 

5.2.1.

 

Transducer........................................................................................... 5–4

 

5.2.2.

 

Microphone ......................................................................................... 5–6

 

5.3.

 

Sensorcheck .......................................................................................................... 5–6

 

5.3.1.

 

Checking the Transducer’s Geophones............................................... 5–7

 

5.3.2.

 

Checking the Microphone ................................................................... 5–8

 

5.3.3.

 

Sensorcheck Report............................................................................. 5–8

 

5.4.

 

Anti-alias Filters.................................................................................................... 5–8

 

5.5.

 

Data Analysis Techniques..................................................................................... 5–8

 

5.5.1.

 

Ground Vibrations............................................................................... 5–8

 

5.5.2.

 

Sound Pressure.................................................................................. 5–11

 

5.6.

 

Alternate Manual Waveform Calculations.......................................................... 5–12

 

5.6.1.

 

Sinusoidal Waveforms ...................................................................... 5–12

 

5.6.2.

 

Nearly Triangular Waveforms .......................................................... 5–13

 

5.6.3.

 

Compound Waveforms ..................................................................... 5–13

 

5.6.4.

 

Irregular Waveforms ......................................................................... 5–14

 

Summary of Contents for Blastmate III

Page 1: ......

Page 2: ...stantel 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 pai...

Page 3: ...ce Module 3 1 3 1 What is Event Monitoring 3 1 3 2 Eight Channel Models 3 2 3 3 Installing the Standard Transducer 3 2 3 3 1 Soft Surface Installations 3 3 3 3 2 Hard Surface Installations 3 4 3 4 Installing a Microphone 3 5 3 5 The BlastMate III Keyboard 3 5 3 6 Run Keys 3 6 3 6 1 On Off Key 3 6 3 6 2 Review Setups Key Compliance Module Only 3 6 3 6 3 Test Key Compliance Module Only 3 6 3 6 4 Sta...

Page 4: ...4 3 4 5 Trigger Source Key 4 3 4 6 Trigger Level Key 4 4 4 7 Setups Special Key 4 4 4 7 1 Advanced Channels 4 4 5 Reference 5 1 5 1 Additional Installation Procedures 5 1 5 1 1 Wall Installation 5 1 5 1 2 Ceiling Installation 5 3 5 2 Theory of Operation 5 4 5 2 1 Transducer 5 4 5 2 2 Microphone 5 6 5 3 Sensorcheck 5 6 5 3 1 Checking the Transducer s Geophones 5 7 5 3 2 Checking the Microphone 5 8 ...

Page 5: ...stMate III 6 2 6 4 Loading Paper into the Printer 6 2 6 5 Printer Handling Precautions 6 3 6 5 1 Printer 6 3 6 5 2 Head Cleaning Procedure 6 4 6 6 Paper Handling Precautions 6 4 7 Troubleshooting 7 1 Appendix A 1 a Parts and Accessories A 3 b Series III Specifications A 4 c Compliance Reports A 5 d Calculating Battery Life A 6 Index I 1 ...

Page 6: ...iv BlastMate III Operator Manual Notes ...

Page 7: ...ftware then read this file for additional information See the BlastWare III 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 BlastMate I...

Page 8: ... at the front of the BlastMate III Plug the other end into a 120 VAC 60 Hz electrical outlet The charging light located under the carrying handle indicates the battery is being charged WARNING Open the monitor s lid to ensure adequate battery ventilation during charging Always charge in a well ventilated area Do not allow the battery to become discharged and left in a discharged state for any exte...

Page 9: ...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 Do Not Touch the Printer or its Motor During or Immediately After Printing The printer platter and motor may become hot during printing Use Only the Instantel Cable Supplied to Connect the BlastMate III ...

Page 10: ...d when the message Ready to monitor appears go back to step 5 8 When finished turn off unit Disconnect and stow cables and sensors IMPORTANT KEEP UNIT ON CHARGE WHEN NOT IN USE TO AVOID BATTERY DAMAGE Conventions Used throughout this Manual The following typographical conventions appear throughout this manual Bold type This type tells you which BlastMate III keys to press For example when you see ...

Page 11: ...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 for the compliance user The next section the Advanced Module explains the operation of the monitor using the optional advanced module software The last sections provide ref...

Page 12: ... and peak displacement National Frequency Analysis Standards many national frequency analysis standards come with the BlastMate III Future standards can be programmed into the monitor as they are implemented with no additional cost or equipment change required using BlastWare III software Standards include U S A USBM OSMRE British Standard BS 6472 French GFEE German DIN 4150 New Zealand 4403 1976 ...

Page 13: ...nd integrated bubble level Used to mount the standard transducer to a wall or ceiling as well as ground installations Two Microphone Types Linear L or A Weight Linear L for air pressure measurement affecting structures and A Weight for human response High Pressure Microphone measures air pressure up to 5 0 psi 34 5 kPa Remote Alarm self contained remote alarm indicator complete with high power aux...

Page 14: ...Chapter 1 1 4 BlastMate III Operator Manual 1 4 The BlastMate III Keys Figure 1 2 The BlastMate III Keys ...

Page 15: ... the BlastMate III keeping it in an upright position Attach the microphone cable to the MIC connector located on the front of the BlastMate III If you have an eight channel monitor connect the sensors to the monitor according to the instructions contained in the BlastMate III and MiniMate Plus Sensors Adapters Splitters and Extension Cables manual 714U3201 Step 2 Turn the BlastMate III On Press an...

Page 16: ...ntinuous Window appears Press the Enter key to select this record mode The BlastMate III is now set to record in the continuous record mode b Choose a Trigger Source By choosing a trigger source you set the BlastMate III 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 standard ...

Page 17: ...Date The BlastMate III supports the Month Day Year date format To set the date press the Time Day key when the Main Window is displayed Press the Enter key to display the Date Window Use the Right or Left Arrow key to move the cursor and the Up or Down Arrow key to set today s date Press the Enter key to save your setting Step 6 Record Events At this point you are ready to record events Press the ...

Page 18: ...ting the Event Summary Reports so let s turn it off Press the Cancel key to return to the Main Window Press and hold the On Off key until the display disappears The BlastMate III is now turned off Step 10 Interpret the Event Summary Report The Event Summary Report provides important information about an event Many areas of the report can be custom designed including the report s title using the Bl...

Page 19: ...CE REPORT SENSORCHECK CALIBRATION INFORMATION 0 00 ANALYSIS RESULTS 1 Frequency Out of Range 100 Frequency Out of Range 1024 s p s 200 Frequency Out of Range 2048 s p s 400 Frequency Out of Range 4096 s p s Amplitude Out of Range N A Not Available Not Applicable Channel Disabled A Weight Microphone dBA Incomplete or Nonexistent ZQ Frequency 0 25 Pre Trigger Event Start Time Marker Event End Time M...

Page 20: ...Chapter 2 2 6 BlastMate III Operator Manual Notes ...

Page 21: ...gitate 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 forward and back motion progressing outward from the event site Events also affect air pressure by creating what is commonly referred to as air blast By measuring air pressures we can determine the effect of air blast energy on struct...

Page 22: ...to the Reference chapter Other methods may be used if they satisfy the following requirements 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 the standard transducer remain in their natural axis 2 Level Installation The standard transducer must be mounted level An o...

Page 23: ... 3 2 Installing the Standard Figure 3 3 Final Installation with Transducer using the Ground Spikes Ground Spikes Pushed Fully into the Ground b Burying the Standard Transducer 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 material between the standard transducer and the compact ground material Dig a hole from ...

Page 24: ...rd 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 mounting bolt Use a 3 8 inch 9 5 mm bolt or threaded rod Mount the bolt according to the manufacturer s instructions Slide the standard transducer and leveling plate over the bolt Slide a 3 8 inch ...

Page 25: ...d 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 BlastMate III Press the Test key to check your microphone and the microphone connection NOTE The microphone windscreen attenuates the microphone read...

Page 26: ...w for each setting To review the setups press the Review Setups key The current setups scroll past on the BlastMate III display You can pause the display by pressing the Enter key To continue the review press the Enter key again 3 6 3 Test Key Compliance Module Only Pressing the Test key executes Sensorcheck and tests the BlastMate III and its sensors Sensorcheck performs a two stage test In the f...

Page 27: ...e vicinity of a site 4 Histogram Strip chart Record Mode Use the histogram record mode for long term recording periods such as monitoring pile driving operations Histogram record mode operates with both four and eight channel monitors Four channel histogram events can be printed by the monitor eight channel events cannot To print eight channel events use the BlastWare III software program In this ...

Page 28: ...g 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 this problem by removing the high frequencies before they can appear at lower frequencies The BlastMate III standard sensors have anti alias sensors built into them to avoid thi...

Page 29: ...ity as long as that activity remains above the trigger level Sufficient memory and battery power must be available Recording stops a specified period of time after the event activity falls below the trigger level The specified period of time called the Auto Window can be adjusted default 3 seconds See page 3 19 Remember to set the record time long enough to record an entire event but not too long ...

Page 30: ...ase by a factor of three If the monitor s memory is five megabytes the values increase by an approximate factor of five Increasing the sample rate to 2048 samples per second has no effect If the recording channels increase to eight the values decrease by approximately one half Memory Capacity Histogram Histogram Combo Record Mode Continuous Recording Time Days Histogram Interval Histogram Mode His...

Page 31: ... Window is displayed Press the Up or Down Arrow keys to scroll through the trigger sources Press the Enter key to select a trigger source when it appears on the BlastMate III display 3 7 4 Trigger Level Key The trigger level sets a threshold that must be exceeded by an event s activity before the BlastMate III begins recording Set a trigger level for the trigger source or sources chosen above Use ...

Page 32: ...ting controls the printing of the current BlastMate III setups in the Event Summary Report You can choose to include the setup information on every recorded event s Event Summary Report by selecting the Include on Printout setting You can also choose not to print the BlastMate III setup information on the Event Summary Report by choosing the Do Not Include setting To choose a setting press the Set...

Page 33: ...a setting press the Setups Printer key when the Main Window is displayed Press the Enter key repeatedly to display the Compliance Report Window Press the Up or Down Arrow key to display the required setting on the BlastMate III display Press the Enter key to select and save the displayed setting g Sensorcheck Plot Compliance Module Only The Sensorcheck Plot is a graphical representation of the Sen...

Page 34: ...n the timer on and display the Daily Start Time Window Use the Right or Left Arrow key to move the cursor and Up and Down 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 or Left Arrow key to move the cursor and the Up or Down Arrow key to change the hour and minute settings Press the Enter key to save you...

Page 35: ...y repeatedly to scroll through the windows until the Measurement System Window appears Press the Up or Down Arrow key to display the Imperial or Metric choices Press the Enter key to select a choice when it appears on the BlastMate III display e Basic Channels Compliance Module Only You can operate four and eight channel monitors with all recording channels on or you can turn off either the geopho...

Page 36: ... unit press the Setups Special key when the Main Window is displayed Press the Enter key repeatedly to scroll through the windows until the Microphone Units Window appears Press the Up or Down Arrow key to display the three microphone unit choices Press the Enter key to select a measurement unit when it appears on the display h Geophone Type Compliance Module Only Two types of geophone may be conn...

Page 37: ...dem 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 Setups Special key when the Main Window is displayed Press the Enter key repeatedly to scroll through the windows until the Serial Connection Window appears Press the Up or Down Arrow key to display the two choices Select Direct if you are connecting to a computer...

Page 38: ...he unit calls in to your PC as in Call Now and then enters monitor mode 4 Set GSM Signal Strength This setting is used to test the signal strength of GSM cellular modems Press the Enter key to display signal strength from the modem and then press Cancel when you are done o Beep When Triggered This menu allows you to select whether or not the unit will emit a beep when triggered Select On to activa...

Page 39: ...s 3bm Passwords can be one to four alphanumeric characters in length including spaces Passwords can be enabled in all monitoring modes except the advanced mode To display the password feature press the Option key and the Special key together when the main window is displayed Press the Cancel key to exit the Reset Factory Defaults Window and display the Password Window Use the Up or Down Arrow key ...

Page 40: ...played Press the Cancel key to scroll through the Reset Factory Defaults window Press the Enter key repeatedly to display the Monitoring LCD Cycle Window Use the Up or Down Arrow keys to change the time setting Press the Enter key to save your setting h Trigger Sample Width You can specify the number of consecutive samples that must exceed the trigger level before the unit will start recording The...

Page 41: ...d then enter the number of seconds using the Arrow keys Positive numbers are added to the time and negative numbers are subtracted Press the Enter key to save your setting 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 14 for information on how to activate the Daily Self Check ...

Page 42: ... press the Enter key to save your notes b Job Number Format You may include a job number for each recorded event Job numbers help you keep track of events stored in the BlastMate III or in a computer Job numbers range from 1 to 9999 To display the Job Number Format Window press the Notes key when the Main Window is displayed Press the Enter key to scroll through the windows until the Job Number Fo...

Page 43: ...ough the BlastMate III windows selects windows and saves your settings 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 or Down Arrow key to display other events Press the Left or Right Arrow key to dis...

Page 44: ...e the position of the cursor and change the value of the settings in the window 3 9 Events Keys The Events keys organize and print events stored in the BlastMate III 3 9 1 List Delete Key The List Delete key lists events stored in the BlastMate III so you can view them The key also deletes all events stored in the BlastMate III a View Events To view events stored in the BlastMate III internal memo...

Page 45: ... 3 and channels 5 6 7 eight channel monitor required W Jan 25 99 10 17 47 PVS 123 4 73 mm s previous next Peak Vector Sum Channels 5 PPV for all enabled channels expressed in decibels and Air Pressure Units with a serial number of 6000 or higher only W Jan 25 99 10 17 47 51 2 dB 3 2 Hz previous next 57 5 pa L 7 2 Hz Decibels Air Pressure Figure 3 13 The View Event Window b Delete All Events Deleti...

Page 46: ... and print specific events stored in the BlastMate III To print one event press the Events Print key when the Main Window is displayed Press the Up or Down Arrow keys to scroll through the windows until the Print Selected Event Window appears Press the Enter key to display the most recently recorded event Press the Up or Down Arrow keys to scroll through the other events stored in the BlastMate II...

Page 47: ...he windows and display the Print Monitor Log Window Press the Enter key to display the Monitor Log From Window In this window choose an event to start the event list Use the Right or Left Arrow key to move the cursor and the Up or Down Arrow key to change the date and time settings Press the Enter key to save your setting and display the Monitor Log To Window Choose an event to end the event list ...

Page 48: ...L 100 0 dB L Trigger Level Geo 3 00 mm s Mic 100 dB A Event recorded Event recorded Event recorded Trigger Vert 3 00 mm s Trigger Long 3 00 mm s Trigger MicA 100 0 dB A No event recorded Keyboard Exit Printed May 19 99 R 4 0 V 4 0 Figure 3 15 Monitor Log Printout 3 10 Printer Keys The Printer keys control the BlastMate III printer paper feed and roll takeup 3 10 1 Paper Feed Key Pressing the Paper...

Page 49: ...illuminates the BlastMate III display The length of time the light remains on is adjustable See the Reference Chapter 3 12 Keyboard Keys A full alphanumeric keyboard lets you enter information into the BlastMate III The shift key space key return key and delete key follow standard keyboard conventions like on a personal computer ...

Page 50: ......

Page 51: ...e following menu item in the advanced mode 4 1 1 Instrument Mode The instrument mode displays the current operating mode of the monitor The mode can be changed between the Compliance and the Advanced operating modes This display only appears if the monitor has been configured previously to operate in the advanced mode To display the monitor s current operating mode press the Option Special keys to...

Page 52: ...6384 available available available 8192 available available available available 4096 available available available available 2048 available available available available 1024 available available available available 512 available available available available indicates not available To choose a sample rate press the Record Mode key Press the Enter key to scroll through the windows until the Sample ...

Page 53: ...sec 512 500 sec 416 sec 208 sec 104 sec 5 Megabyte 1500 Event 65536 20 sec 32768 60 sec 20 sec 16384 120 sec 60 sec 20 sec 8192 240 sec 120 sec 60 sec 20 sec 4096 480 sec 240 sec 120 sec 60 sec 2048 500 sec 480 sec 240 sec 120 sec 1024 500 sec 500 sec 480 sec 240 sec 512 500 sec 500 sec 500 sec 480 sec indicates not available may only record 2 9 seconds 4 5 Trigger Source Key Choose a trigger sour...

Page 54: ...Special Key The Setups Special key sets the timer mode advanced channels serial connection and baudrate The timer mode serial connection and baudrate operate the same in the advanced mode as they do in the compliance mode Please refer to page 3 13 in Compliance Module for additional information 4 7 1 Advanced Channels This turns certain recording channels on or off You can choose Channel 1 only Ch...

Page 55: ...is is a simple procedure requiring no special tools To switch the vertical and transverse geophones remove the three screws on the top cover Insert a screwdriver into the slot on the side of the standard transducer and pry off the top cover Remove the two screws securing the electronics to expose two geophones Switch the vertical and the transverse geophones Replace the electronics Replace the top...

Page 56: ...plate to the standard transducer with the three screws provided Slide the standard transducer over the bolt with the arrow pointed in the direction of the event 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 placing a level across the standard transducer s top cover and adjusting the level...

Page 57: ... the Standard Transducer 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 ...

Page 58: ...eling 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 placing a level across the bottom of the leveling plate and adjusting the leveling feet The integrated bubble level cannot be seen when installing the leveling plate on a ceiling Use a level to che...

Page 59: ...sic 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 b Inst...

Page 60: ...n absolute Pascal or relative dB scales 2 Weight A Weight measures noise levels people may consider an annoyance The signal is then converted to root mean square RMS Units are measured using the decibel scale dB A b Microphone Calibration Requirements Instantel s microphone must be calibrated annually by Instantel or an authorized Instantel service facility Contact your dealer for further informat...

Page 61: ... Frequency Waveform measurements check the natural period t of a geophone s sensor coil assembly Referring to the figure below the distance from P1 to P2 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 even...

Page 62: ...escribes the microphone event data calculations 5 5 1 Ground Vibrations The BlastMate III calculates the Peak Particle Velocity Zero Crossing Frequency Peak Acceleration and Peak Displacement for each of the transverse vertical and longitudinal axes The BlastMate III calculates Peak Vector Sum using data from all three axes a Peak Particle Velocity PPV Peak Particle Velocity indicates the maximum ...

Page 63: ...re above the zero crossing frequency uses the 1 2 period indicated by T1 In the figure below the zero crossing frequency uses the 1 2 period indicated by T2 Notice that T1 is less than T2 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...

Page 64: ...henever a frequency cannot be calculated the message 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 III software c Peak Acceleration The BlastMate III calculates peak acceleration the rate of change of velocity by dividing the difference in velocity by the difference ...

Page 65: ...the transverse plane V particle velocity along the vertical plane L particle velocity along the longitudinal plane The BlastMate III 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 Figure 5 12 Calculating the Peak Vector Sum 5 5 2 Sound Pressure The BlastMate III ...

Page 66: ...ference 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 of the 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...

Page 67: ...y Triangular Waveforms a Calculating Displacement Maximum Displacement in T 8 A Maximum Displacement mm T 8 Am b Calculating Acceleration Maximum Acceleration in s2 1 T Y Maximum Acceleration mm s2 1 T Ym 5 6 3 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 compo...

Page 68: ...aximum Displacement mm T 2 A T 2 A 1 1m 2 2m π π b Calculating Acceleration Maximum Acceleration in s2 2 T A 2 T A 1 1 2 2 π π Maximum Acceleration mm s2 2 T A 2 T A 1 1m 2 2m π π 5 6 4 Irregular Waveforms T A T 4 AREATO BE MEASURED Figure 5 16 Manual Waveform Calculations on Irregular Waveforms a Calculating Displacement Maximum Displacement area under curve measured by a planimeter ...

Page 69: ...attery To charge the battery plug the AC adapter into the connector marked PWR located under the handle of the BlastMate III 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 BlastMate III monitors use the DV 1250 AC...

Page 70: ... surfaces with abrasive material including cleaning pads 6 4 Loading Paper into the Printer To load paper into the printer turn the BlastMate III on and open the printer door Remove the Paper Feed Roller discard the old roll and insert the new paper roll Slide the Paper Feed Roller back into the slot in the printer compartment Check that the paper rolls off the bottom of the roll Fold the paper to...

Page 71: ...ranteed Possible problems that may occur include poor print quality due to low sensitivity paper abrasion of the thermal head due to paper surface which is too rough sticking between the thermal layer of the paper and the thermal head resulting in excessive noise during printing print fading due to low print preservation and a corroded thermal head Do not print without paper otherwise the platen o...

Page 72: ...storage store thermal paper in the dark at an average ambient temperature of less than 75 degrees fahrenheit 25 degrees celsius and relative humidity of less than 65 In this environment Thermal paper will retain its printability for at least five years If the paper is filed immediately after it has been printed printed image remains legible for at least five years 2 Instructions on Use Thermal pap...

Page 73: ... When attaching thermal paper to any other media do not place tape on the coated side of the thermal paper Double sided self adhesive tape is recommended if applied on the non coated side of the thermal paper Wax type thermal paper which contains plasticizer fades the images of thermal paper Keep these two types of thermal paper separate when storing in files or cases e Others Avoid direct contact...

Page 74: ...Chapter 6 6 6 BlastMate III Operator Manual Notes ...

Page 75: ...ry is dead Contact your authorized service facility The monitor fails to trigger and record an event The monitor is not in monitor mode Press the Start Monitor key to enter monitor mode Trigger Level set too high Lower Trigger Level The monitor triggers continuously Trigger Level set too low Raise the Trigger Level Noisy electric power supply Connect the monitor to a dedicated electric power suppl...

Page 76: ...ions and cables Transducer installed upside down Check the transducer for the arrow on the top Ceiling Installation Vertical geophone not inverted Invert the vertical geophone Damaged transducer Have the transducer checked by an authorized Instantel service facility Operating in Compliance Mode with a Series III sensor that does not support Sensorcheck In the monitor setups set Sensorcheck to Disa...

Page 77: ...Appendix BlastMate III Operator Manual A 1 Appendix ...

Page 78: ...Appendix A 2 BlastMate III Operator Manual ...

Page 79: ...4A2001 High Pressure Microphone for measuring pressure up to 5 0 psi 34 5 kPa 714A5501 Microphone Windscreen 1712 Microphone Stand Assembly 714A3401 Event Memory Extra 1200 Event Capacity installed 714A2201 AC Adapter 120 VAC 60 Hz Adapter DV 1250 220 VAC 50 Hz Adapter used with the DV 1250 TC50A External 12 V Battery Power Supply Cable 714A2401 Extension Cables Extension Cable Line Driver 100 ft ...

Page 80: ...to memory and or internal printer Program interval 2 5 15 60 300 or 900 sec Days Storage 2 8 or 14 days at 5 second interval 34 or 170 days at 60 second interval Histogram Record Method Record to memory and or internal printer Program interval 2 5 15 60 300 or 900 sec Histogram Days Storage 2 4 or 12 days at 5 second interval 29 or 147 days at 60 second interval Waveform Events Up to 13 one second...

Page 81: ... 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 USBM OSMRE and German DIN 4150 appear below Use the BlastWare III software to choose the Compliance Report used by your monitor Figure A 1 United States Bureau of Mines and German DIN 4150 Complia...

Page 82: ... adapter or an external 12 VDC 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 th...

Page 83: ...y 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 100 200 50 400 30 1200 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 de...

Page 84: ...Appendix A 8 BlastMate III Operator Manual Notes ...

Page 85: ...3 19 turn back light off to conserve power 3 19 Baudrate 3 17 Beep When Triggered 3 18 Bolting the Standard Transducer 3 4 Burying the Standard Transducer 3 3 C Calibration annual calibration requirements 6 2 maintaining warranty See the title page transducer calibration requirements 5 6 Call Home 3 17 Call Home Test 3 17 Cancel Key 3 23 exit all monitor modes 3 23 press to display the main window...

Page 86: ...1 Geophone Type Compliance Module Only 3 16 Ground Spikes 3 3 Ground Vibrations analysis techniques 5 8 as trigger source 3 11 measured by the transducer 5 8 types 3 1 H Handling Precautions general vii paper 6 4 printer 6 3 Hard Surface Installations Standard Transducer 3 4 Help Key 3 22 Histogram histogram interval 3 10 histogram printout 3 12 Histogram Strip chart Record Mode 3 7 Histogram comb...

Page 87: ... connection 3 17 setting the baudrate 3 17 Monitor Everyday 3 14 Monitor Log 3 26 Monitor Once Only 3 13 Monitoring LCD Cycle 3 20 N Natural Frequency 5 7 Notes Key 3 21 Number of Copies for printed events 3 12 O On Off Key 3 6 Option Key 3 18 Option Key Special Key advanced module 4 1 compliance module 3 18 Instrument Mode 4 1 Option Key Time Day Key 3 20 Overswing Ratio 5 7 P Paper handling prec...

Page 88: ...le 4 4 compliance module 3 13 Single Shot Record Mode 3 7 Sinusoidal Waveforms 5 12 Soft Surface Installations Standard Transducer 3 3 Software Version installed in the monitor 2 1 Sound Pressure 5 11 analysis 5 11 peak sound pressure PSP 5 11 zero crossing frequency ZC Freq 5 11 Specifications A 4 Standard Transducer See transducer Start Monitor Key 3 6 Storage Mode 3 8 Strip Chart see Histogram ...

Page 89: ...el 3 16 mic alarm level 3 16 Warranty See the title page Waveform Calculations see Data Analysis Techniques 5 8 Waveform Plot 3 12 Website See the title page Z Zero Crossing Frequency ZC Freq 5 8 calculating 5 8 limitation 5 9 not calculated for A Weight microphone 5 12 sample rate error 5 9 sound pressure 5 11 ...

Page 90: ...Index I 6 BlastMate III Operator Manual Notes ...

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