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We design, manufacture and deliver geological prospecting and exploration equipment and software
We design, manufacture and deliver geological prospecting and exploration equipment and software

We provide many options on delivery of our goods.
Please, contact us,
so we could choose together the best one for you!

Electrical tomography set MERI-ASTRA + switchbox CommDD2

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Price:

on request
Item ID: astra-meri_commdd__48

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Main features:
  • Receiving and transmitting lines switching
  • Any sequence of measurements
  • Wide frequency range
  • Maximum output power 100 W

The set of equipment is designed for resistivity and IP methods, including profiling, sounding and tomography. Measurement can be performed on land, water areas and transition zones as well as in boreholes.

Using switchbox CommDD2 together with MERI-24 receiver and ASTRA-100 transmitter it is possible to perform high resolution electrical resistivity tomography (ERT).

 

The set is used for:

  • Deposit prospecting and mineral exploration
  • Hydrogeological surveying
  • Engeneering investigations
  • Ecological geophysical survey
  • Archaeological geophysical survey
ASTRA-100 Transmitter:
Maximum output power 100 W
Maximum output voltage 400 V
Output current form RPI-1 “Meander” (bipolar rectangular pulses w/o interval)
Operating temperature -20 - +50 °С
MERI-24 Receiver:
Input resistance 5 MOhm
Maximum input supply <2 V
Inherent noise level <1 µV
Operating temperature -20 - +60 °С
Dimensions 190х150х80 mm
Weight (without batt.) 1.5 kg
CommDD2 switchbox:
Current in AB line up to 2 A
Maximum input voltage 400 V
Operating temperatures -20 … +50 °С
CNumber of switching electrodes 48/64 (up to 256 on request)
Connection to PC interface USB 2.0
Protection of electrical equipment IP-65
Overall dimensions 200x170x75 mm
Weight of set 1,5 kg
All year round
worldwide
Surveys
marin, land, borehole
1D, 2D, 3D, 4D
investigations