Products : ARES

Power up to 850 W
Current up to 5.0 A
Current resolution 24 bits
Voltage 2000 Vp-p (actually applied voltage automatically level of measured potential)
Protection full electronic protection

Input voltage range ±5 Vp-p (±10 Vp-p optionally)
Voltage resolution 24 bits
Input impedance 20 MΩ
Mains frequency filtering 50 or 60 Hz selectable notch filter

Measuring methods:
2D/3D Multi-Electrode Resistivity and IP Tomography
VES - Vertical Electrical Sounding (resistivity and IP)
RP - Resistivity and IP Profiling
SP - Self Potential

Supported arrays:
Wenner Alpha / Beta / Gamma, Wenner-Schlumberger, Dipole-Dipole, Pole-Dipole, Reverse Pole-Dipole, Pole-Pole, Equatorial Dipole-Dipole, Cross-Hole, Borehole-Surface, user defined configurations

Measurement - features:
Self-adapting control system
Automatic ranging and calibration
Automatic pulse cycling and checking of measured values
Easy interruption of the measurement
Capability of profile prolongation by means of multi-electrode cable rolling
Total accuracy: better than 1 % (typically)
IP - Induced Polarization (Chargeability): up to 10 adjustable IP-windows, each max. 30 s, step 20 / 16.66 ms
Pulse: 0.3 s - 30 s, step 0.1 s
SP compensation: constant and linearly varying SP cancellation
Stacking: manual or automatic (with self-adaptive setting) adjustable optimum measured voltage and maximum acceptable measurement error
Stored values: position of the measured point, output current, input voltage, SP, apparent resistivity, standard deviation, chargeability with standard deviation for up to 10 IP windows
Number of electrodes: max. 200 in one array
Line length for ME cable: max. 10 km

Control unit
Easy-Control system, no need of PC for the measurement
Alphanumeric keyboard, large LCD display
Measuring system can be upgraded via Internet
Safety switch
Memory: 16 Mbit, up to 100 files, 70,000 readings
PC interface: RS232 and USB
PC software: provides data download and export for processing programs (RES2DINV / RES3DINV, Surfer, IPI2WIN and others) as well as upload of measuring procedures
Power supply: 2 V car battery, 12 V attachable battery pack or generator AC/DC adapter for office
Connectors: for PC, battery and a universal one for all measuring accessories (Multi-Electrode Cable, VES-Adapter, Switch box), measuring current clamps and potential clamps
Dimensions: 15 x 21 x 40 cm
Weight: 5.9 kg
Ambient conditions: -10°C to +60°C, weatherproof