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| Categories | Geophysical Resistivity Meter | 
|---|---|
| Brand Name: | GOLD | 
| Model Number: | WGMD-9 | 
| Certification: | CE, ISO | 
| Place of Origin: | chongqing,China | 
| MOQ: | 1 set | 
| Price: | Negotiated | 
| Payment Terms: | L/C, D/A, D/P, T/T, Western Union | 
| Supply Ability: | 1 set per 5 days | 
| Delivery Time: | 5-8 work days | 
| Packaging Details: | wooden case | 
| Application: | mineral resources exploration, civil geophysical exploration | 
| Max supply current: | ±6A | 
| Voltage channel: | ±32V, ±0.2% ±1digit, 24bitA/D | 
| Input impedance: | ≥50MΩ | 
| SP compensation range: | ±10V | 
| Suppression: | ≥80dB for 50Hz industrial frequency | 
| Maximum power: | 7200W | 
| Pulse width: | 1-60 seconds, duty rate 1:1 | 
| Company Info. | 
| Chongqing Gold Mechanical & Electrical Equipment Co.,Ltd | 
| Verified Supplier | 
| View Contact Details | 
| Product List | 
Multi-Electrode Water Detection System Resistivity Imaging for Geology Resistivity Survey
Main Application
The WDA-1 Super Digital DC Electric Instrument is the brain of this geophysical powerhouse, making subsurface exploration a breeze! Whether you're diving into Centralized 2D Multi-electrode Resistivity Surveys with the WDZJ-4/WDZJ-120 Multi-electrode Converter, snazzy survey cables, and electrodes, or going all out with Distributed 2D/3D Multi-electrode Resistivity Surveys and 2D Resistivity & IP Surveys using distributed cables and electrodes, this system has got your back.
Think of it as your ultimate multitasker: mapping aquifers, spotting hidden geological treasures, or even hunting down pesky sinkholes—it’s like a high-tech treasure hunt, but for science!
And hey, with its modular design, you can mix and match components like a pro. Need more electrodes? No problem! Want to upgrade to high-density cables? Done! It’s like building your dream geophysical toolkit, one piece at a time.
So, whether you’re a seasoned geophysicist or just starting your subsurface adventures, the WDA-1 is here to make your job easier, faster, and way more fun. Ready to uncover the secrets beneath your feet? Let’s dig in!

Technical specification (Centralized system):
Receiving part
| voltage channel | ±32V(24 bitA/D) | 
| accuracy | as Vp≥5mV, ±0.2% ±1 character as 0.1mV≤Vp<5mV, ±1% ±1 character | 
| Input impedance | >50MΩ | 
| Apparent polarization accuracy | ±1%±1character | 
| SP compensation range | ±10V | 
| Current channel | 6A(24bitA/D) | 
| measurement accuracy | as Ip≥5mA, ±0.2% ±1character as 0.1mA≤Ip<5mA, ±1% ±1character | 
| As for 50Hz industrial interface(common and different mode)depression is better than 80dB | 
Transmitter part
| maximium power | 7200W | 
| maximium supply voltage | ±1200V | 
| maximium supply current | ±6A | 
| supply current width | 1~60s, duty rate 1:1 Geophysical ResIP Sounding, Ves Verticle Electric Sounding, Multi-Electrode Resistivity and IP Survey System | 
Other
| working temperature | -10ºC~+50ºC,95%RH | 
| storge temperature | -20ºC~+60ºC | 
| power supply | builtin 7.4V4Ah(or outside 12V), lasting for 20h | 
| main unit port | A, B, M, N, DC high voltage, outside battery, 2 cable port, RS-232, blue tooth | 
| weight | ≤4kg | 
| size | 270mm×246mm×123mm | 
| Pocket PC | Windos Mobile 5.0 system, 624MHz, 640×480true color, 128MB Flash
ROM / 64MB SDRAM,512MB CF card, blue tooth, infrared, serial port, 2 rechargeable batteries, with Word, Excl | 

About Us


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