NOMIS Seismographs Mini-SuperGraph II Скачать руководство пользователя

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Rock Solid Machines

Unshakeable Service

Mini-SuperGraph II
User Guide

Revision Date: May 7, 2018

Содержание Mini-SuperGraph II

Страница 1: ...Rock Solid Machines Unshakeable Service Mini SuperGraph II User Guide Revision Date May 7 2018 ...

Страница 2: ...For questions or information please contact us 3728 4th Avenue South Birmingham AL 35222 2420 Phone 205 592 2488 or 800 749 2477 Fax 205 592 0213 Website www nomis com E mail sales nomis com ...

Страница 3: ...he Mini SuperGraph II 3 OperatingInstructions 4 Other Operating Information 8 Transducer Placement Procedure 10 Monitor Modes 15 SELF TRIGGER Waveform Mode 16 BAR GRAPH 20 COMBO 24 Help Menu 25 Configurations and Options 26 Technical Specifications 39 ...

Страница 4: ... updated Mini SuperGraph II model provides innovation in seismic instrument design that focuses on simplicity while giving you the powerful reliable features you ve come to expect from Nomis Seismographs Features Use the HELP button for quick and easy access to info about common features Save setups on a daily basis for a quick set up with each subsequent use No wait time between events means you ...

Страница 5: ...uperGraphII The following items are included in your Mini SuperGraph II package Mini SuperGraph II unit User Guide Transducer Watertight carrying case USB cable to PC cable Microphone USB to thumb drive cable Microphone holder Ground spikes Microphone mast Charger cable Microphone wind screen RS232 cable SuperGraphics software CD Dust covers for serial and auxiliary ports ...

Страница 6: ...connection check the color coding to make sure the colors match or rotate the connector until the pins mate properly and then lock the connector in place 3 Install the transducerina stableposition where youplantorecordan event using one of the recommended methods described on pages 10 13 The initial sensor check procedure willoccurautomaticallywhen the instrument is turned on any movement may prod...

Страница 7: ...ded for a short precise period of time normally less than 60 seconds This operation captures the complete digital waveform for analysis Each event is stored individually in internal memory BAR GRAPH designed for situations where large data collection is needed for long periods of time normally over 60 seconds and lasting for hours or days Seismic and or air data is collected and recorded in a bar ...

Страница 8: ...with the sensors EDIT If you want to modify the settings press the button to select EDIT and press ENTER With the EDIT option a different screen will display each time you press ENTER Press ENTER to keep displayed data or use the and keys to change a setting use the and keys to move the cursor from right to left Standard selections are highlighted on each screen Continue pressing ENTER to proceed ...

Страница 9: ...VED SETTINGS You can save a maximum of 14 settings 7 Once monitoring is complete press ESC and then ENTER to stop monitoring 8 To turn the instrument off press the red OFF button 9 When you move a unit transducer DO NOT remove the cables connections until you are in a CLEAN environment Any soil or other debris could damage the instrument ...

Страница 10: ...the Help Menu section below for details about each option The LCD screen automatically turns off after 2 minutes to conserve power Press any key to turn the LCD back on While in the monitor mode the results of the last vibration event will display on the LCD To view previous events go to the HELP menu and select EVENTS SUMMARY The LED light on the unit indicates what is taking place o Solid green ...

Страница 11: ...e the USB to thumb drive adaptor to download data so that you do not have to carry a PC to the field Simply attach the cable to the unit and plug in the thumb drive when the unit is not in monitoring mode The unit will detect the drive and prompt for data transfer Remember to unplug the thumb drive when finished to conserve battery power When you use the USB to PC cable the unit will appear as a m...

Страница 12: ...actually vibrate or walk on the surface during vibration activity This creates an inaccurate reading because the instrument will measure the block vibrating against the surface instead of the actual vibration source The process of leveling the transducer on a surface is a minor part of setting up the instrument correctly It is very important to make sure that the transducer is secured to the surfa...

Страница 13: ...vel with the surface of the ground 2 To add further coupling that will make the block more secure place the spike on the transducer block and spike it in the bottom of the hole in which the transducer is placed 3 Fill the hole with soil and pack it tightly around the transducer block 4 Apply slight force to the transducer block to see if it is secure enough if it moves at all the soil is not packe...

Страница 14: ...lt the transducer block into place This procedure will assure no slippage and result in accurate readings of the vibration levels Spike Transducer in Soil For most vibration levels less than 25 ips 6 mm s it is typically adequate to spike the transducer block in the ground Make sure the spikes are pushed into soil enough to provide a good coupling As with the other placement methods the transducer...

Страница 15: ...ectiveness of sandbagging will depend on the vibration level and the weight of the sand placed on the transducer block Note that the higher the vibration level being recorded the heavier the sand bag should be For vibration levels less than 1 0 ips 25 4 mm s a 15 pound 7 kg bag of sand should be adequate Place the sand bag on top of the transducer block so that the sand can form around the block t...

Страница 16: ...roper transducer installation The type of geophone elements used in NOMIS Seismographs only require a leveling of 20 degrees or less against the horizon according to the geophone manufacturer This can often be detected by the naked eye The most common result of an improperly placed transducer is an abnormally high reading Therefore make sure you use the instructions above to properly set up the tr...

Страница 17: ... a setting use the and keys to move the cursor from right to left Standard selections are highlighted on each screen Continue pressing ENTER to proceed through all of the questions For numeric options use the and arrow button to change the numbers When the SAVE SETUP screen displays at the end choose YES to can save the current settings for future use Enter up to 8 characters for the name of the s...

Страница 18: ...ity is stored in internal memory in a numbered event format Once the recording is complete the Mini SuperGraph II returns to a wait mode for the next event that exceeds the trigger levels When you select SELF TRIGGER from the main menu and choose EDIT you will be able to modify the following settings Sample Rate 512 1024 2048 4096 8192 16384 Faster sample rates are more accurate at higher frequenc...

Страница 19: ...Numbers depend on sensor type Seismic Trigger Threshold for recording a waveform that is triggered by seismic activity Range is dynamic depending on sensitivity and sensor type Step increments are dynamic depending on sensitivity and sensor type Air Trigger Threshold for recording a waveform Range is dynamic depending on sensitivity and sensor type Step increments are dynamic depending on sensitiv...

Страница 20: ...set the trigger level for the sensor s selected Alarm 1 Time Range 0 5 60 0 seconds in 0 5 second increments This is the amount of time the alarm output will pull to GND reference Alarm 2 Able to set as follows Off Seismic Air both If you choose Seismic Air or Both set the trigger level for the sensor s selected Alarm 2 Time Range 0 5 60 0 seconds in 0 5 second increments This is the amount of tim...

Страница 21: ...19 High Level Steps for SELF TRIGGER Mode 1 Set to Monitor and record event s 2 Allow it to go to sleep 3 Wake it up 4 Exit ...

Страница 22: ... an event format and creates a new event at midnight each day The longest time span for any event will be 24 hours Each 24 hour recording is given a job number on the record stored in memory for easy reference No digital waveform is stored in this mode The current summary bar graph results will display on the LCD in real time With this mode you can press the arrow button to view the current job pe...

Страница 23: ...a accuracy but will create larger files Recalibrate on temp change Adjusts A D Midpoint after 10 degree change if needed Company User setting for record Seis Location User setting for record Notes User setting for record Distance to source None 1 99999 ft User setting for record Operator User setting for record Sensitivity Low or High Changes dynamic range High sensitivity trades range for increas...

Страница 24: ...is saved in the record LCD Impulse Time 1 15 seconds in 1 second intervals Amount of time the Impulse screen displays results before being reset back to zeros After being reset back to zero the impulse screen will continue to display maximum results for impulse time setting Save Setup Choose YES or NO to save the setup for later use If you choose to save settings enter a name to identify the saved...

Страница 25: ...23 High Level Steps for BAR GRAPH Mode 1 Set to monitor and record for 10 minutes 2 Allow it to go to sleep 3 Wake it up 4 Exit ...

Страница 26: ...from a period of time and detailed analysis of events over their trigger level The Super Graphics program allows you to match these files together for a complete analysis When you select COMBO from the main menu and choose EDIT the settings that will display are the same as those listed above for SELF TRIGGER and BAR GRAPH modes High Level Steps for COMBO Mode 1 Set to monitor 2 Trigger waveform 3...

Страница 27: ...features of the Mini SuperGraph II Use the and keys to scroll through the options on the help menu and press ENTER to select an option Press ESC to exit a selection at any time Use the and keys to move the cursor right or left In the English version these options are in alphabetical order The features of the HELP 1 menu are listed on the following pages 2 HELP INFORMATION This option displays the ...

Страница 28: ...ere you can then go to the Edit menu for the monitoring mode to select two 2 limits of your choice as a caution and not to exceed limit Once either of these limits is exceeded the external alarm will activate Auto Calibration Use this option to generate a calibration record stored as an event in memory noted by a P after a specified time 1 AFTER EVERY 24 HR 2 AFTER EVERY 48 HR 3 AFTER EVERY 72 HR ...

Страница 29: ...t at the selected time period In most cases this selection should remain at the default setting of NO AUTO CAL Auto Dial Info Use this option to see the status of any automatic dial out activity from the unit It shows the last downloaded event the last received event and the last connection It can also be used for all seismograph connections including computer and modem connections Please keep in ...

Страница 30: ...or instances when an operator may forget to put the Mini SuperGraph II into monitor mode If you set this feature to no auto monitor the operator will need to press all keys necessary to begin monitoring with the unit If the unit is not placed in monitor mode the event will not be recorded Battery Use this option to check the status of the battery voltage The real voltage is shown on the screen A b...

Страница 31: ...nication 38400 is typical for modem use Calibration Date Use this option to check for the last factory calibration performed on the unit by an authorized NOMIS facility Date Time Use this option to change the date and time When you choose this option the cursor will start on the hour All time is listed in military format with hours represented by numbers ranging from 1 to 23 After 23 59 11 59 pm t...

Страница 32: ...mory it may take several minutes to perform this operation After you answer YES to both verification questions all data events will be erased from memory and the question ZERO EVENT NUMBERS will display Select YES to restart event numbering at 1 Select NO if you want to allow the numbers continue to increase Choose YES or NO and press ENTER Then you will be asked if you want to erase saved setting...

Страница 33: ... and press ENTER to display the results summary for that event An arrow in the upper right hand corner of the display indicates the presence of other events stored in memory If the arrow points up older events are recorded If the arrow points down newer events are recorded If the arrow points both ways both older and newer events are recorded in memory Scroll up or down to review the results summa...

Страница 34: ... been activated and how many waveforms or bar graph hours remain at current settings before an overwrite will occur Language Use this option if you want to change the language displayed on the unit The languages available are English French Spanish Italian and German After you change the language all questions and display data will be in that language LCD Contrast Use this option to change the con...

Страница 35: ...fault is meant to conserve power but you can select a time up to 60 minutes to keep the LCD on Use the or keys to change the value Be aware that if you select longer periods of time the battery life will be reduced Modem Set Up Use this option to configure the instrument for remote communication with a modem There are 6 questions to answer for this set up There is a modem unlock code which by defa...

Страница 36: ...t number of each recorded event and the time the seismograph stopped monitoring This log is stored within the seismograph and you can use the SuperGraphics program to download it This feature allows you to prove that the unit was monitoring during a stated period of time Pretrigger Size Use this option to indicate the time that the graph will record before a trigger level is surpassed This feature...

Страница 37: ...be set at the NOMIS facility Timer Mode Use this option to choose times the unit will be operating and monitoring for vibrations When the timer has the instrument turned off the unit will operate on very little power and will not trigger 1 Make sure the current date and time is correct BEFORE using timer mode If you change the date and time after timer mode is set timer mode will automatically be ...

Страница 38: ...same day each week that is entered for the start date 6 MONTHLY This operation will be active for the same date not day of the month that is entered for the start date IMPORTANT For options 2 6 above the stop date year must be greater than the current year If the stop date year is the same as the current year the unit will operate as indicated in option 1 and only turn ON and OFF one time 4 After ...

Страница 39: ...the LCD will display a message that the unit is in timer mode Press ENTER and another message will ask if timer mode should be cancelled Press YES if you want to cancel timer mode and operate the unit normally Press NO to wait for the programmed start time and the unit will automatically turn OFF If you want to check the timer mode settings while the unit is turned ON go to the HELP menu and selec...

Страница 40: ...n DECIBEL and MILLIBAR units All data stored in the unit will be changed to the selection of choice Units of Measure Use this option to choose between INCHES and MILLIMETERS The data will display in the unit of measure you choose Waveform Auto Cal Use this option to generate a calibration record at the beginning of each monitoring session ...

Страница 41: ...m Resolution 0 00003 in s 0 00078mm s 16 bit accuracy Accuracy 3 Transducer Density 108 lbs ft Frequency Response 2 400 Hz 1Hz optional Sound Weighting Scales Linear flat Linear Range 92 148dB Linear Resolution 0 00015625mb 16 bit accuracy Linear Accuracy 1dB or 10 whichever is greater Linear Frequency Response 2 400Hz ...

Страница 42: ...e 1024 16384 Standard higher rates optional Record Time Up to 895 seconds Cycle Time No wait time in between events Storage Capacity 65k one second events standard 1024 samples s Bar Graph Data Record Modes Bar Graph Histogram LCD readings Real time update 1 60 seconds Bar Recording Interval 1 10 20 30 40 50 60 seconds Summary Interval 5 15 30 minutes 1 2 4 8 12 24 hours Summary Data Peak R T V So...

Страница 43: ...onitor mode Display LCD 8 lines x 21 characters w backlight PC Interface RS 232 additional 15 pin auxiliary connector USB Auxiliary Inputs Outputs External trigger remote alarm Operating Temperature 0 to 120 F 18 to 50 C Remote Communications Full function RS 232 port compatible with telephone GSM satellite RF Warranty 2 years parts labor ...

Страница 44: ...For questions or information please contact us 3728 4th Avenue South Birmingham AL 35222 2420 Phone 205 592 2488 or 800 749 2477 Fax 205 592 0213 Website www nomis com E mail sales nomis com ...

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