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ARES - AUTOMATIC RESISTIVITY SYSTEM
One ruggedized weatherproof unit integrates a powerful transmitter and a sensitive receiver completed with a rich software support for a variety of measuring methods.
Transmitter: |
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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 |
Receiver: |
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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:
12 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
- Ambient conditions:
-10°C to +60°C, weatherproof
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