A canadianowned company, located in mississauga, ontario, canada, geonics limited is a world leader in the design, manufacture and service of electromagnetic geophysical instrumentation. Environmental xprt is a global environmental industry marketplace and. Geonics version dat data acquisition and processing software geonics. The em61mk2, an enhanced version of the patented em61, is a time domain metal detector which detects both ferrous and nonferrous objects with excellent spatial resolution. Geonics limited electromagnetic geophysical instrumentation. Why doesnt geonics limited build a muiltifrequency em31 or em38. Contact northwest geophysics for easy nearsurface geophysical instruments rental equipment for the engineering and environmental communities. Geomatrix earth science ltd is registered at companies house england and wales company number. Geonics em31 troubleshooting almost always starts with checking the batteries.
Mining companies identify favourable geologic environments at the regional scale. Rtmap31wm is a windows embedded data acquisition software package which will run on most rugged handheld data loggers, our. Model em31mk2 ground conductivity meier data logger operating instructions manual. The effective depth of exploration is about six metres, making it ideal for. Ground conductivity and inphase measurements are read directly from the data logger screen.
Geonics electromagnetometer em343 gecodmc geophysical. Model em31 mk2 ground conductivity meier data logger operating instructions manual. The em31 sh is a short version of the em31 providing. Rapid acquisition of spatially dense data sets is usually the most important requirement. Geonics em38 continuous readings with gps and convert to utm. They are handheld conductivity meters in which the operator walks along survey lines collecting data at different stations with a data logger. Rtmap31 electromagnetic software geomatrix earth science ltd. The em31 can be used without a data logger however, data logging devices such as the juniper archer are available as an optional renta. Geometrics pioneered a wide range of geophysical equipment, like instantaneous floating point seismographs from the older 2401 to the new geode, magnetometers g858 g856, and the ohmmapper. Convert to utm geonics em38 continuous readings gps. A canadianowned company located in mississauga, ontario, geonics limited is a world leader in the design, manufacture and service of electromagnetic em geophysical instrumentation. Using a patented electromagnetic inductive technique that allows measurement without any requirement for either electrodes or ground contact, the em31 mk2 ground conductivity meter maps soil materials, groundwater contaminants or any subsurface. Pierre carduner geophysicist charge daffaires sater. Software for instrumentspecific data acquisition and processing is included with the.
The user will need a password from either a rental company or geonics to extract this program. Software for geonics instruments downloads geonics limited. The geophysical data is collected simultaneously with realtime differentiallycorrected global positioning system dgps coordinates. The data acquisition software supplied by geonics ltd spatially locates each measurement with a gps position. Egs can assist the clients technical team in selecting the appropriate techniques and ensuring a successful solution. Dec 07, 2012 what is the difference between the em31 and em38.
Geophysical surveying and mapping services geology. All instrumentation manufactured by geonics is available on a rental basis. When performing the static background test, why does the em61 response vary so much. The devices are nonintrusive and can be carried or towed. Pyramid environmental has years of experience utilizing ground penetrating radar gpr equipment and processing software to analyze geologic site conditions, evaluate the nature and integrity of subsurface strata, and locate buried objects such as usts, drums, or wastedebris. The geonics em38 is a frequencydomain electromagnetic geophysical instrument designed to measure bulk soil conductivity, also known as apparent conductivity. Summary of companies who manufacture geophysical instruments. With appropriate software, multiple measurements can be used to model the geologic profile. Measurements are recorded onto an messa 2 ultrarugged windows 10 tablet via rs232 or bluetooth. If there is metal in the construction of the septic tank, then an geonics em38, em61, or em31 may pickup the metal, if it is not buried too deep. For any one measurement, the standard em38 provides measurements of either the quadphase conductivity or inphase magnetic susceptibility component data, as selected by the operator. Geonics em39s borehole conductivity meter by geonics limited. Geomatrix earth science limited em343 electromagnetic.
The following manufacturers and suppliers are reliable sources and provide ongoing sales and support. Geomagnetic and geoelectric prospection on a roman iron. Geophysical techniques archives pyramid environmental. Using a patented electromagnetic inductive technique that allows measurements without electrodes or ground contact. This meter provides doi of 3 m and 6 m when operated in the horizontal hdo and vertical vdo dipole orientations, respectively. The em31 sh is a variant of the em31mk2 with a shorter 2m coil separation effectively improving lateral resolution and reducing the depth of investigation to 3m. Aug 07, 2014 geonics em61 system and components for sale.
Geonics builds two types of tdem systems, the em61 and the protem receiver. Here the drawbacks of the geonics em31 in terms of resolution and. Geophysical services llc 33 years with over geophysical surveys geophysical surveying and mapping services by geophysical services llc established 1985 geophysical services llc has provided geophysical surveying and mapping services for over thirty years. Jun 26, 2014 if the septic tank is plastic then a magnetometer would not work. We also rent archer field pcs for communication with both the em31 and em61. The em39s probe provides measurement of the magnetic susceptibility of the formation in the vicinity of a borehole or monitoring well. All equipment is fully serviced and calibrated after every rental, returning to the inventory with all available hardware and software upgrades, ensuring performance to the same specifications as the equivalent production. Geonics limited products and equipment for soil and groundwater monitoring and testing. However, the geonics em31 or an em38 may detect a change in apparent soil conductivities associated with the tank and its contents. Geomatrix are milton keynes based company specialising in the sale and rental of. Geomatrix earth science limited em61mk2 electromagnetic. Geonics em31 measurements with a penetration depth of about 3 m were also tested.
The new em38mk2 ground conductivity meter effectively combines the performance features of all previous em38 models in a single instrument. Electromagnetic geonics em31sh geonics em31 sh short ground conductivity meter. Interpex limited specialists in pc based geophysical software. Jones instrument corporation is an organization specializing in geophysical instrument rentals for subsurface. Model em31mk2 ground conductivity meier data logger. Trimble xrs pathfinder pro and geoxh gpsgis devices are also available. Incorporated in 1962, geonics originated with the development of the patented em16 vlf receiver, which became an exploration industry standard for ground vlf. Geonics em34 conductivity meter exploration instruments. The geonics em31 instrument is used to map average variations of electrical conductivity at depths between zero and three to six metres. The data logger is readily removed from the console for easy data handling, or to hand carry during the survey. Transmitter, receiver, 2 coils, 3 cables 10m,20m,40m the em343 is a simpletooperate, costeffective instrument for the geologist and hydrogeologist alike. Many united states based companies, along with state and federal agencies, like the direct, hands on approach.
Electromagnetic geonics em31 geonics em31 ground conductivity meter. The em31 and em38 are used for different applications because of the difference in intercoil spacing, which affects the effective depth of exploration. Dos software are still sold and supported by interpex and our agents. Products and equipment from geonics limited environmental xprt. Simple to operate and costeffective, the em343 is an instrument for the geologist and hydrogeologist alike. Geomatrix earth science limited em31mk2 electromagnetic. Geonics em39s borehole conductivity meter by geonics. For automatic integration with gps, we suggest the trackmaker 31 software operating with the trimble ag114 gps. Em61 operational procedures and quality control recommendations for geophysical investigations with the geonics em61mk2 and em61 navigation geonics training em61 em31 em34 em38 learn about geonics equipment. For 50 years, weve developed and manufactured magnetometers. Geonics em31 dl terrain conductivity meter geonics em34 dl terrain conductivity meter geonics em61 and em61mk2 metal detector geonics em63 multichannel metal detector geophex gem3 metal detector abem wadi vlf.
Geonics em31, em34, and em38 systems measure the terrain conductivity, inphase response, and magnetic susceptibility of rock, soil, fill, pore fluids, and metal using fdem. Target response is a single, sharply defined peak, facilitating quick and accurate location. Learn how to convert geonics em31 files for use with the dat31w. Common applications include the detection and delineation of groundwater. Em31mk2, em31sh, rt modified em31, and em31 analog data acquisition. Geonics provides the manufacturers recommendations for using an. Geonics limited is conveniently located within a short driving distance from pearson international airport toronto, canada, easily accessible by any of several local area highways.
In order to accomplish this, the following data are typically compiled. Rent geonics em31 em61 em34 em38 protem em31 em61 em. Geonics data acquisition and processing software provides broad functionality for data management including the collection, transfer, positioning, editing and. Geonics em38 b with realtime conductivity and inphase. This documentation describes the use of the polycorder series 600 with the geonics em31 mk2 ground conductivity meter. Geonics em38 ground conductivity meter with realtime. Iris instruments syscal pro electrical, geonics em31, ground penetrating radar stream x electromagnetic, dmt summit ii compact seismic refraction and crosshole, scintrex cg5 autograv gravity meter gravity, leica gps topography. Geomatrix earth science limited em38mk2 electromagnetic. Kvk 74440640 geomatrix is registered under the wee directive with number weehg1237xx. The em38mk2 is supplied with data acquisition software call data38mk2, alternative there are a number of other software packages which support the em38mk2, which include geomar nav38mk2, rtmap38mk2 and trimble. Geonics data acquisition and data processing programs for download listed by instruments.
Electromagnetic geonics em38 b geonics em38 b with realtime conductivity and inphase logging. Geonics limited patented and manufactured the em31 meter. Geonics em38 ground conductivity meter with realtime logging. However, data logging devices such as the juniper archer are available as an optional rental item. Rent geonics em31 em61 em34 em38 protem em31 em61 em34 em. A case history with the new geonics em63 fully time domain metal detector 6.
Electromagnetic geonics em38 geonics em38 ground conductivity meter with realtime logging. Contact form located at the bottom of this page geophysical services llc established 1985 a geophysical service company geophysical services llc formally fromm applied technology travels throughout the united states providing personal hands on geophysical services. The em31 mk2 maps geologic variations, groundwater contaminants, or any subsurface feature associated with changes in ground conductivity. Geonics limited is a world leader in the design and manufacture of electromagnetic geophysical instrumentation for geological, environmental, geotechnical, and uxo applications. Em31 mk2 the em31 mk2 is an updated version of the standard em31 with the data logger now incorporated into the control console. Incorporated in 1962, geonics originated with the development of the patented em16 vlf receiver, which became an exploration industry standard for ground vlf instrumentation.
Provider of lubrication, pump and tank systems and equipment, sales and service pyramid environmental services. Topics in the faq, articles, and posts section that relate to geophysical surveying and mapping services include a discussion on naics and sic codes for geophysical surveying and mapping services, a chart comparing 57 geophysical methods with 17 applications and disciplines, a discussion on less common near surface geophysical equipment, and a. Geoseek uses the geonics em31dl terrain conductivity meter to measure soil conductivity and the geonics em61mkii system for precision metal detection. For automatic integration with gps, we suggest the trackmaker 31 software operating with the trimble ag114 gps unit. The geonics em31 mk2 data logging system consists of a polycorder digital data recorder and polycode programs used by the polycorder. Common targets include gold, base metals and diamonds. The em343 is a simpletooperate, costeffective instrument for the geologist and hydrogeologist alike. Comparatively, the em38b provides simultaneous measurement of both phase components, at all. The em38mk2 provides measurement of both the quadphase conductivity and inphase susceptibility components, within two distinct depth ranges, to a maximum effective depth of 1. Em31mk2, em31sh, rt modified em31, and em31 analog.
Contact geophysical services geophysical services from. Pdf geomagnetic and geoelectric prospection on a roman. The emp400 profiler by gssi is a powerful em research tool for archeological, geological, agricultural, groundwater and site assessment investigations. Sep 01, 2006 read calibrating and using an em31 electromagnetic induction meter to estimate and map soil salinity in the jarrah and karri forests of southwestern australia, forest ecology and management on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. The receiver needs to be paired up with one of the time domain transmitters em47, em57, or em67. The maximum exploration depth of geonics equipment that measures ground conductivity and magnetic susceptibility, such as the em31, em38, and em34, is dependent on the selected intercoil spacing and orientation of the coils. Geonics em31 archives geonics training em61 em31 em. That depends on what piece of equipment the user is using. About us since 1980, the creative name has meant faster milling of complex 3d shapes with 3, 4, and 5 axes simultaneous contouring. Use the geonics em31 conductivity meter for contamination, saline intrusion and mineral. Electromagnetic geonics em34 geonics em34 conductivity meter. Downloads, brochures and product documentation from geonics limited.
Geonics em61mk2 quality control for oe digital geophysical mapping geophysical investigations with geonics em61mk2 and em61 operational procedures and quality control recommendations. Em31 mk2 uses electromagnetic inductive technique that facilitates conductivity measurements without needing to be in contact with the ground. Calibrating and using an em31 electromagnetic induction meter. The em31 has an effective penetration depth of about 6 m, is portable, and measurements may be taken continuously at walking speed while being carried above ground mcneill, 1980. Geonics em61mk2 quality control for oe digital geophysical. Well, i promise, its not because they dont like you. Manufacturers like geonics, geometrics, advance geosciences. All three of these geonics meters function and perform the same. What is the maximum exploration depth of geonics equipment. Using the same inductive method as the em31 mk2, the em343 uses three intercoil spacings 10, 20 and 40 m to. Em31 settings, as well as gps receiver parameters and gps warning mask.
The em31 mk2 is a reconfigured version of the standard em31 with a data logger. In machine tools, the creative name was born in 1980 from a vision of change for the future of machine tools and an unwillingness to accept the status quo. Electromagnetic geonics em31 mkii geonics em31 mk2 ground conductivity meter. Geonics em31 only shows negative conductivity values. Choosing the correct methodology and equipment to match the environment and ground conditions is the key to successful results from geophysical investigations. The instrument has an effective depth of penetration, or skindepth, of approximately 1. See who you know at geonics limited, leverage your professional network, and get hired. The em343 comes complete with an output connector for digital data logging to a messa 2 ultrarugged windows 10 tablet. Geonics data acquisition and processing software provides broad functionality for data management including the collection, transfer, positioning, editing and presentation of recorded data. Geophysical services llc 33 years with over geophysical. The geonics em61 can be used to detect ferrous and nonferrous metals at depths up to 3 meters below the surface.
Firstly, to test whether a geonics em31 induction meter could be used to accurately estimate soil salinity in jarrah and karri forest soils. Rent geonics em31 em61 em34 em38 and protem systems for engineers geophysicists geologists archaeologists and agriculture. A kayak was used to tow the instruments around to avoid potentially contaminating the water which was also used for organic agriculture operations. A canadianowned company located in mississauga, ontario, geonics.
Instrument rentals are available from a large inventory of equipment that is regularly maintained by our service department. A canadianowned company located in mississauga, ontario, geonics limited is a world. For any one measurement, the standard em38 provides measurements of either quadphase conductivity or inphase magnetic susceptibility component data, as selected by the operator. The instrument can be rotated to collect data in either the horizontal or vertical dipole mode. Em61 operational procedures for geonics em61mk2 and em61. Rtmap31wm is a windows embedded data acquisition software package which will run on most rugged handheld data loggers, our preference is the archer2 by juniper systems. Turn on the em31 and set the knob to battery, to read the voltage. Using the same inductive technique as the em31mk2, the em343 ground. For applications where a shallower investigation depth is required geonics offer the em31 sh. Dialysate meters single and dual range conductivity meters by myron l company. The em31mk2 maps geologic variations, groundwater contaminants, or any subsurface feature associated with changes in ground conductivity.
For the prospection of building foundations in the excavation area, geonics em38 measurements with a penetration depth of 0. Incorporated in 1962, geonics earned early recognition with the development of the. Maps any subsurface anomaly that causes a change in the conductivity of the ground. Electromagnetic instruments global positioning systems ground penetrating radar ground resistivity meters magnetic susceptibility meter magnetometers pipe and cable locators seismographs software vibration monitors pdf of geophysical equipment rental costs k.
1253 421 16 1121 690 581 392 702 809 978 337 28 1128 1035 1246 87 90 1064 1401 915 559 799 675 94 284 136 1096 978 160 552 1410 830 1521 163 541 1205 645 1484 625 889 426 1158