CPU Microprocessor Z180, Clock 10 MHz, ROM Memory 32K
Alphanumeric Display 2 lines x 16 characters
Thermic Printer 16 columns
Outpout RS232 2400 Baud, 7 data Bits, no parity, 1 stop Bit
Analog-Digital Converter Resolution 24 Bit (effective 18 Bit). Input Voltage +/- 2,5 Volt
Input Channels Voltage and Intensity
Insulation beetween the two principal Input Channel 1010 Ohm
Solid states switches Power range max. 400 VDC/4A
Typical resolution of the measurements Standard cycle +/- 10 microvolt
  Stacking +/- 1 microvolt
Electronic Power supply Rechargeable 6Volt
External 9-15 Vdc supply
Main Energy Supply External dry battery
External energy source 12-400 AC-DC (MAX. 1600VA)
Measurement cycles Composed of 3-8 square waves whose timing parameters can be completely configured by the end user
Possibility to use a measurement cycle Including 20 square waves for a maximum soppression of the Spontaneus Potential SP
Number of data samples From 1 to 65535 for every square wave
Default cycle 4 square waves with 5 samples each, duration <3 sec.
Digital nulling of SP  
Automatic choice of electrode spread Symmetric Schlumberger, Asymmetric Schlumberger, Wenner, Generic Quadripole, Dipole-Dipole, Profile
Automatic Calculation of Geometric Factor K A function of the electrode spread
Apparent Resistivity RHO Automatic Calculation and Display of the data storage
Non-Volatile Internal Memory  
Home  l  Seismograph  l  Borehole  l  Resistivity Meter  l  Contact